1 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.opt: Add msse2avx.
5 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
6 * config/i386/linux64.h (ASM_SPEC): Likewise.
8 * doc/invoke.texi: Document -msse2avx.
10 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
12 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
14 2008-09-29 Joseph Myers <joseph@codesourcery.com>
16 * ifcvt.c (noce_emit_store_flag): If using condition from original
17 jump, reverse it if if_info->cond was reversed.
19 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
21 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
22 non-constant memory if it cannot be forced to constant memory.
23 Overhaul surrounding code and factor out common condition.
25 2008-09-29 Jeff Law <law@redhat.com>
27 * reload1.c (alter_reg): Add missing curly braces.
29 2008-09-29 Michael J. Eager <eager@eagercon.com>
31 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
33 * config/rs6000/rs6000.c (rs6000_override_options): Move
34 rs6000_init_hard_regno_mode_ok after all options changed.
35 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
36 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
37 -msimple-fpu flags. Add warning messages if single FP not configured.
38 (rs6000_file_start): Output gnu_attribute for single-float.
39 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
40 (rs6000_legitimize_address): Likewise.
41 (rs6000_legitimize_reload_address): Likewise.
42 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
44 (function_arg_advance): Likewise (partial conversion).
45 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
46 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
48 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
49 (rs6000_emit_prologue): Likewise.
50 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
52 (rs6000_libcall_value): Likewise.
53 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
54 (TARGET_DOUBLE_FLOAT): New default to 1
55 (TARGET_SIMPLE_FPU): New default to 0
56 (TARGET_SINGLE_FPU): New default to 0
57 (TARGET_SINGLE_FLOAT_MODE): New.
58 (TARGET_DOUBLE_FLOAT_MODE): New.
59 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
60 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
62 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
63 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
64 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
65 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
66 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
67 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
68 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
69 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
70 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
71 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
72 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
73 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
74 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
75 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
76 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
77 cmptf_internal1, *cmptf_internal2): Condition on
79 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
80 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
81 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
82 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
83 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
84 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
86 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
87 * config/rs6000/rs6000.opt (-msingle-float): New.
88 (-mdouble-float): New.
90 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
91 -msingle-float, -mdouble-float, -msimple-fpu options.
92 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
93 _SOFT_DOUBLE for -msingle-float.
94 * config.gcc: New config for target=powerpc-xilinx-eabi.
96 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
98 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always have
100 (new_scop): Take entry and exit edge to define new SCoP.
101 (sd_region_p): New structure used during SCoP detection.
102 (move_scops): Delete.
103 (move_sd_regions): New.
104 (scopdet_info): Change the definition from edges back to basic_blocks.
105 (scopdet_edge_info): Work on basic_blocks and rename to
106 scopdet_basic_block_info.
107 (split_difficult_bb): At the moment removed. We should later
108 add it at another place.
109 (build_scops_1): Work on basic_blocks.
110 (bb_in_sd_region): New.
111 (find_single_entry_edge): New.
112 (find_single_exit_edge): New.
113 (create_single_entry_edge): New.
114 (sd_region_without_exit): New.
115 (create_single_exit_edge): New.
116 (unmark_exit_edges): New.
117 (mark_exit_edges): New.
118 (create_sese_edges): New.
119 (build_graphite_scops): New.
120 (build_scops): Make SCoPs SESE.
121 (limit_scops): Use the new functions.
123 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
125 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
127 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
130 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
131 address to a register before taking the lower part.
133 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
135 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
138 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
139 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
142 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
143 the newly created variable.
144 Create a VECTOR_CST of all 1s for vector types.
146 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
149 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
151 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
153 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
154 order to convert between modes.
155 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
157 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
159 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
162 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
165 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
169 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
171 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
172 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
173 them to yield false with MIPS16.
175 2008-09-26 Jakub Jelinek <jakub@redhat.com>
178 * dwarf2out.c (tls_mem_loc_descriptor): New function.
179 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
180 mem_loc_descriptor failed. Accept UNSPEC.
181 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
182 fail if one of the loc_descriptor calls for pieces failed.
183 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
184 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
185 if loc_descriptor_from_tree_1 on offset failed.
188 * opts.c (common_handle_option): Don't call print_specific_help with
189 CL_SAVE as first argument.
191 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
192 Steve Ellcey <sje@cup.hp.com>
194 * configure: Regenerate for new libtool.
197 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
199 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
200 alias set on MEM when saving stack pointer.
201 * config/rs6000/rs6000.md (allocate_stack): Likewise
203 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
205 PR tree-optimization/37574
206 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
207 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
208 instead of vector_type for constants. Take computation out of loop.
209 (vect_get_vec_def_for_operand): Use only vectype for constant case,
210 and use only vector_type for invariant case.
211 (get_initial_def_for_reduction): Use vectype instead of vector_type.
213 2008-09-25 Jakub Jelinek <jakub@redhat.com>
216 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
217 the decl is a VAR_DECL or FUNCTION_DECL.
219 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
222 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
223 (mark_ref_live, mark_ref_dead): Use them.
224 (def_conflicts_with_inputs_p): Remove.
225 (mark_early_clobbers): New function.
226 (process_bb_node_lives): Call preprocess_constraints and
229 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
231 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
234 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
235 (ira_compress_allocno_live_ranges): New prototype.
237 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
238 (coalesced_allocnos_living_at_program_points): New.
239 (coalesced_allocnos_live_at_points_p,
240 set_coalesced_allocnos_live_points): New functions.
241 (coalesce_spill_slots): Rewrite.
243 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
244 ira_compress_allocno_live_ranges): New functions.
246 * ira-build.c (ira_flattening): Call
247 ira_compress_allocno_live_ranges.
250 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
252 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
255 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
257 * combine.c (make_compound_operation): Handle the 'E' format.
258 (count_rtxs): Likewise.
259 (update_table_tick): Likewise.
260 (get_last_value_validate): Likewise.
262 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
264 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
266 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
268 * matrix-reorg.c (transform_allocation_sites): Initializers
269 added to avoid the warning.
271 2008-09-25 Martin Jambor <mjambor@suse.cz>
273 * cgraph.c (free_nodes): New variable.
274 (NEXT_FREE_NODE): New macro.
275 (cgraph_create_node): Reuse nodes from the free list. Do not
276 update uid if doing so.
277 (cgraph_remove_node): Add the node to the free list.
279 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
281 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
283 2008-09-24 Richard Henderson <rth@redhat.com>
285 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
286 * unwind-dw2.c (execute_stack_op): Handle it.
288 2008-09-24 David Edelsohn <edelsohn@gnu.org>
291 2008-09-24 Michael J. Eager <eager@eagercon.com>
293 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
295 * c-common.c (fname_decl): New location argument.
296 * c-common.h (fname_decl): Same.
297 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
299 (c_parser_typeof_specifier): Same.
300 (c_parser_parms_list_declarator): Same.
301 (c_parser_asm_string_literal): Same.
302 (c_parser_compound_statement_nostart): Same.
303 (c_parser_label): Same.
304 (c_parser_do_statement): Same.
305 (c_parser_asm_statement): Same.
306 (c_parser_unary_expression): Same.
307 (c_parser_sizeof_expression): Same.
308 (c_parser_postfix_expression): Same.
309 (c_parser_pragma): Same.
310 (c_parser_omp_clause_collapse): Same.
311 (c_parser_omp_clause_num_threads): Same.
312 (c_parser_omp_clause_schedule): Same.
313 (c_parser_omp_all_clauses): Same.
314 (c_parser_omp_sections_scope): Same.
315 (c_parser_omp_for_loop): Same. Pass condition's location to
316 c_objc_common_truthvalue_conversion.
317 (c_parser_enum_specifier): Remove comment.
319 2008-09-24 Michael J. Eager <eager@eagercon.com>
321 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
323 * config/rs6000/rs6000.c (rs6000_override_options): Move
324 rs6000_init_hard_regno_mode_ok after all options changed.
325 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
326 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
327 -msimple-fpu flags. Add warning messages if single FP not configured.
328 (rs6000_file_start): Output gnu_attribute for single-float.
329 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
330 (rs6000_legitimize_address): Likewise.
331 (rs6000_legitimize_reload_address): Likewise.
332 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
334 (function_arg_advance): Likewise.
335 (function_arg): Likewise.
336 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
337 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
339 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
340 (rs6000_emit_prologue): Likewise.
341 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
343 (rs6000_libcall_value): Likewise.
344 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
345 (TARGET_DOUBLE_FLOAT): New default to 1
346 (TARGET_SIMPLE_FPU): New default to 0
347 (TARGET_SINGLE_FPU): New default to 0
348 (TARGET_SINGLE_FLOAT_MODE): New.
349 (TARGET_DOUBLE_FLOAT_MODE): New.
350 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
351 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
353 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
354 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
355 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
356 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
357 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
358 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
359 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
360 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
361 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
362 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
363 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
364 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
365 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
366 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
367 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
368 cmptf_internal1, *cmptf_internal2): Condition on
370 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
371 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
372 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
373 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
374 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
375 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
377 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
378 * config/rs6000/rs6000.opt (-msingle-float): New.
379 (-mdouble-float): New.
381 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
382 -msingle-float, -mdouble-float, -msimple-fpu options.
383 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
384 _SOFT_DOUBLE for -msingle-float.
385 * config.gcc: New config for target=powerpc-xilinx-eabi.
387 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
389 * config/sparc/constraints.md: New file.
390 * config/sparc/sparc.md: Include it.
391 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
392 (sparc_extra_constraint_check): Delete.
393 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
394 (memory_ok_for_ldd): New predicate.
395 (sparc_extra_constraint_check): Delete.
396 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
397 (CONST_OK_FOR_LETTER_P): Likewise.
398 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
399 (EXTRA_CONSTRAINT): Likewise.
401 2008-08-23 Steve Ellcey <sje@cup.hp.com>
403 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
405 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
407 * alias.c (find_base_value): Use FIND_BASE_TERM.
408 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
410 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
412 * config/i386/i386.c: Include cselib.h.
413 (ix86_pic_register_p): New function.
414 (ix86_delegitimize_address): Use it to check for the PIC register.
416 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
418 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
419 * config/i386/i386.c (ix86_find_base_term): Don't check for
420 SYMBOL_REF and LABEL_REF.
422 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
424 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
425 constant PLUS in a CONST.
427 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
429 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
430 check for sibcall support for w64.
432 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
434 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
436 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
438 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
439 parser_build_binary_op.
440 * c-decl.c (build_enumerator): Pass location to build_binary_op.
441 * c-typeck.c (build_array_ref): Same.
442 (parser_build_unary_op): New location argument.
443 (pointer_diff): Pass location to build_binary_op,
444 c_objc_common_truthvalue_conversion.
445 (build_modify_expr): Same.
446 (build_unary_op): New location argument.
447 (build_binary_op): New location argument.
448 (c_objc_common_truthvalue_conversion): Pass location to
449 c_*common_truthvalue_conversion.
450 * c-convert.c (convert): Same.
451 * c-common.c (binary_op_error): New location argument.
452 (pointer_int_sum): Pass location to build_binary_op.
453 (c_common_truthvalue_conversion): New location argument.
454 (warn_for_sign_compare): Same.
455 * c-common.h: Add location argument to c_common_truthvalue_conversion,
456 binary_op_error, build_binary_op, warn_for_sign_compare.
457 * c-parser.c (c_parser_condition): Pass location to
458 c_*common_truthvalue_conversion.
459 (c_parser_conditional_expression): Save condition's location and pass
461 (c_parser_binary_expression): Same, but for the binary operator's
463 (c_parser_omp_for_loop): Pass location to
464 c_objc_common_truthvalue_conversion.
466 2008-09-23 Martin Jambor <mjambor@suse.cz>
468 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
469 (cgraph_node_remove_callees): New temporary f. Hold the next item
471 (cgraph_node_remove_callers): Likewise.
473 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
474 (ipa_node_removal_hook): Likewise.
476 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
477 gimple_call_copy_skip_args and moved to the gimple_call section.
478 * gimple.c (gimple_copy_call_skip_args): Renamed to
479 gimple_call_copy_skip_args. Changed al users.
481 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
483 * ira-color.c (start_allocno_priorities): Rename to
484 setup_allocno_priorities. Use costs and
485 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
486 range lengths. Get rid off doubles.
487 (ira_fast_allocations): Call start_allocno_priorities.
489 2008-09-22 David Daney <ddaney@avtrex.com>
492 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
493 register if TARGET_LONG_CALLS.
495 2008-09-22 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/37145
498 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
499 value-numbering union accesses with their offset and size only.
500 (visit_reference_op_load): Fix simplification of inserted conversions.
501 * tree-ssa-pre.c (find_or_generate_expression): Do not
502 recursively generate expressions if running FRE.
504 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
506 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
507 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
508 *baddu_di<mode>): New patterns.
510 2008-09-22 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/37145
513 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
514 (phi_translate_1): Constant fold references.
516 2008-09-22 Ira Rosen <irar@il.ibm.com>
518 PR tree-optimization/37482
519 * tree-vectorizer.h (struct _slp_instance): Add new field.
520 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
521 (get_earlier_stmt): New function.
522 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
524 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
525 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
526 asserts that GSI points to the scalar statement being vectorized.
527 Set new statement location according to GSI.
528 (vect_schedule_slp_instance): Use GSI of
529 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
531 2008-09-21 Jan Hubicka <jh@suse.cz>
533 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
534 (ipcp_insert_stage): Update dead_nodes bitmap.
536 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
539 * config/i386/t-cygming (SHLIB_LC): Remove.
540 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
541 * config/i386/t-cygwin (SHLIB_LC): Specify all required
544 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
548 * final.c (mark_symbol_ref_as_used): New helper function.
549 (output_operand): Instead of just looking inside MEMs for
550 SYMBOL_REFs, use new helper function and for_each_rtx.
551 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
552 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
553 Make head comment more general.
554 * config/darwin.c (machopic_output_indirection): Handle weak
555 references here, like in assemble_external.
557 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
559 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
560 (sparc_emit_float_lib_cmp): Change return type.
561 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
562 (gen_compare_operator): New function.
563 (sparc_emit_float_lib_cmp): Return the new operator to be used in
564 the comparison sequence. Minor tweaks.
565 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
566 that the final operator and the result of sparc_emit_float_lib_cmp
567 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
568 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
569 buneq, bunge, bunle, bltgt): Assert that the final operator and the
570 result of sparc_emit_float_lib_cmp match for software TFmode.
571 (movqicc, movhicc, movsicc, movdicc): Merge into...
572 (mov<I:mode>cc): ...this.
573 (movsfcc, movdfcc, movtfcc): Merge into...
574 (mov<F:mode>cc): ...this.
575 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
577 (mov<I:mode>_cc_v9): ...this.
578 (movdi_cc_sp64_trunc): Delete.
579 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
580 movdi_cc_reg_sp64): Merge into...
581 (mov<I:mode>_cc_reg_sp64): ...this.
582 (movsf_cc_sp64): Rename into...
583 (movsf_cc_v9): ...this.
584 (movdf_cc_sp64): Rename into...
585 (movdf_cc_v9): ...this.
586 (movtf_cc_hq_sp64): Rename into...
587 (movtf_cc_hq_v9): ...this.
588 (movtf_cc_sp64): Rename into...
589 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
591 2008-09-21 Diego Novillo <dnovillo@google.com>
593 * doc/gccint.texi: Include generic.texi and gimple.texi.
595 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
596 (GIMPLE): Move to gimple.texi.
597 (Annotations): Remove references to to stmt_ann_t and
599 (SSA Operands): Rename from 'Statement Operands'.
600 * doc/generic.texi: New.
601 * doc/gimple.texi: New.
602 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
604 * Makefile.in (TEXI_GCCINT_FILES):
605 * gimple.c (gimple_copy_call_skip_args): Rename from
606 giple_copy_call_skip_args. Update all users.
607 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
609 2008-09-21 Ira Rosen <irar@il.ibm.com>
611 PR tree-optimization/37539
612 * tree-vect-transform.c (vect_transform_strided_load): Save vector
613 statement in related statement field only for the first load of the
614 group of loads with the same data reference.
616 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
618 * config/mips/mips.h (TUNE_OCTEON): New macro.
619 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
620 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
621 * config/mips/octeon.md: New file.
622 * config/mips/mips.md: Include octeon.md. Restore
623 semi-alphabetical order of include files.
625 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
628 * config/i386/i386.md (*jcc_fused_1): Removed.
629 (*jcc_fused_2): Likewise.
630 (*jcc_fused_3): Likewise.
631 (*jcc_fused_4): Likewise.
633 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
635 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
636 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
637 * target.h (gcc_target): Add ira_cover_classes.
638 * ira.c: Remove IRA_COVER_CLASSES guards.
639 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
640 instead of IRA_COVER_CLASSES.
641 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
642 (setup_class_translate): Likewise.
643 (setup_reg_class_intersect_union): Likewise.
644 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
645 test of targetm.ira_cover_classes.
646 * opts.c (decode_options): Use targetm.ira_cover_classes instead
647 of IRA_COVER_CLASSES.
648 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
649 (TARGET_INITIALIZER): Include it.
650 * targhooks.h (default_ira_cover_classes): Declare.
651 * targhooks.c (default_ira_cover_classes): New function.
653 2008-09-19 Bob Wilson <bob.wilson@acm.org>
655 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
657 2008-09-19 Ian Lance Taylor <iant@google.com>
659 * varasm.c (narrowing_initializer_constant_valid_p): Return
660 NULL_TREE if ENDTYPE is not an integer.
662 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
665 * tree-ssa.c (execute_update_addresses_taken): Also update
666 DECL_GIMPLE_REG_P for vector and complex types.
668 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
669 Jan Hubicka <jh@suse.cz>
672 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
673 empty before freeing them.
674 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
676 2008-09-18 Bob Wilson <bob.wilson@acm.org>
678 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
679 * config/xtensa/predicates.md (tls_symbol_operand): New.
680 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
681 (TARGET_CANNOT_FORCE_MEM): Define.
682 (xtensa_tls_symbol_p): New.
683 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
684 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
685 (xtensa_tls_module_base): New.
686 (xtensa_call_tls_desc): New.
687 (xtensa_legitimize_tls_address): New.
688 (xtensa_legitimize_address): Handle TLS symbols.
689 (xtensa_tls_referenced_p_1): New.
690 (xtensa_tls_referenced_p): New.
691 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
692 (XTENSA_BUILTIN_THREAD_POINTER): New.
693 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
694 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
695 Add declarations for __builtin_thread_pointer and
696 __builtin_set_thread_pointer.
697 (xtensa_fold_builtin): Recognize new builtins.
698 (xtensa_expand_builtin): Expand new builtins.
699 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
700 (TARGET_THREADPTR): Define.
701 (HAVE_AS_TLS): Define default value.
702 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
703 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
704 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
705 (UNSPECV_SET_TP): New.
706 (sym_TPOFF, sym_DTPOFF): New.
707 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
708 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
709 * configure: Regenerated.
711 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
714 * config/ia64/ia64.c (ia64_optimization_options): Move
715 checking and setting flag_schedule_insns_after_reload and
716 ia64_flag_schedule_insns2 back to ...
717 (ia64_override_options): Here.
719 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
722 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
723 zero extend count after the correction to it is done.
724 (doloop_optimize): Update call to doloop_modify, don't zero extend
727 2008-09-18 Martin Jambor <mjambor@suse.cz>
729 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
731 * ipa-prop.c: Correct comments.
732 * ipa-prop.h: Likewise.
734 2008-09-18 Jan Hubicka <jh@suse.cz>
737 * ipa-reference.c (ipa_reference_local_vars_info_d,
738 ipa_reference_global_vars_info_d,
739 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
740 ipa_reference_vars_info_t): Move here from ipa-reference.h
741 (node_duplication_hook_holder, node_removal_hook_holder): New.
742 (get_reference_vars_info_from_cgraph): Rename to ...
743 (get_reference_vars_info): ... this one, use cgraph uids.
744 (get_local_reference_vars_info, get_global_reference_vars_info):
745 Use cgraph instead of decl.
746 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
747 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
748 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
750 (check_call): Simplify avail check.
751 (scan_stmt_for_static_refs): Update.
752 (propagate_bits): Update.
753 (merge_callee_local_info): Remove.
754 (init_function_info): Use cgraph nodes.
755 (clean_function_local_data): Break out from ...
756 (clean_function): ... here.
757 (copy_local_bitmap, copy_global_bitmap): New functions.
758 (duplicate_node_data, remove_node_data): New functions.
759 (generate_summary): Register hooks; use visibility instead of
761 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
762 * ipa-reference.h (ipa_reference_local_vars_info_d,
763 ipa_reference_global_vars_info_d,
764 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
765 ipa_reference_vars_info_t): Move to ipa-reference.c
766 (ipa_reference_get_read_local, ipa_reference_get_written_local):
768 (ipa_reference_get_read_global, ipa_reference_get_written_global,
769 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
771 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
772 (init_state): Remove.
773 (node_duplication_hook_holder, node_removal_hook_holder): New.
774 (get_function_state, set_function_state): Use VECtor.
775 (analyze_function): Check body availability.
776 (add_new_function): Likewise.
777 (duplicate_node_data, remove_node_data): New.
778 (generate_summary): Register hooks; do not care about clones.
779 (propafate): Do not care about clones; recursive functions are not looping.
780 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
781 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
782 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
784 * tree-flow.h (function_ann_d): Remove reference_vars_info.
785 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
786 ipa-reference accesors.
788 2008-09-18 Simon Baldwin <simonb@google.com>
790 * c-opts.c (c_common_handle_option): Add handling for
791 -Wbuiltin-macro-redefined command line option.
792 * c.opt: Added builtin-macro-redefined option.
793 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
796 2008-09-18 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/37258
799 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
800 and signedness for integral types.
801 (vn_phi_eq): Require compatible types.
803 2008-09-18 Jakub Jelinek <jakub@redhat.com>
806 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
807 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
809 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
810 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
811 ggc_free other TREE_LIST nodes from that chain.
812 * function.c (instantiate_decls): Instantiate also DECL_RTL
813 of vars in cfun->local_decls, free that list afterwards.
815 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
817 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
818 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
820 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
822 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
823 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
825 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
827 PR tree-optimization/37102
828 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
829 from a node. Check to see if another PHI is dead.
830 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
831 remove real PHIs which have no uses.
832 (rewrite_out_of_ssa): Call eliminate_useless_phis.
834 2008-09-18 Richard Guenther <rguenther@suse.de>
837 * tree-cfg.c (remove_useless_stmts_1): Remove
838 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
840 2008-09-18 Nick Clifton <nickc@redhat.com>
842 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
843 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
844 to frv_secondary_reload_class.
845 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
846 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
847 (frv_secondary_reload_class): Omit unused parameter.
848 (frv_secondary_reload): New function. Handle the case when
849 secondary_reload_class() is called before the reload_(in|out)
850 _optabs have been initialised.
851 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
853 * config/frv/frv.md: Define an exclusion set between fr550_m0
856 2008-09-18 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/37456
859 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
860 want to insert after ends a BB insert on the single fallthru
863 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
865 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
866 Mention -march=z9-109, z9-ec and z10.
868 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
870 PR rtl-optimization/37544
871 * regrename.c (maybe_mode_change): Exit early when copy_mode
872 is narrower than orig_mode and narrower than new_mode.
874 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
877 * sched-int.h (struct _haifa_insn_data): Remove unused field
880 * sched-rgn.c (ref_counts): Remove.
881 (insn_referenced): New static variable.
882 (INSN_REF_COUNT): Remove.
883 (sched_run_compute_dependencies): Use insn_referenced instead of
885 (add_branch_dependences): Likewise. Delete dead assignment.
887 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
889 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
890 consumer is an asm. Add comment why this is important.
891 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
892 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
895 2008-09-17 Joseph Myers <joseph@codesourcery.com>
897 * expr.c (emit_group_store): Do not shift before moving via a
900 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
902 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
903 from aggregate to non-aggregate type if the bit pattern is not fully
904 preserved afterwards.
906 2008-09-17 Richard Guenther <rguenther@suse.de>
908 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
909 (verify_gimple_assign): ... this. Split into ...
910 (verify_gimple_assign_unary): ... this,
911 (verify_gimple_assign_binary): ... that,
912 (verify_gimple_assign_single): ... and this.
913 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
914 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
915 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
916 (verify_types_in_gimple_reference): Be forgiving with
918 (verify_gimple_phi): Deal with virtual operands.
920 * tree.def (PREDICT_EXPR): Change to tcc_expression.
922 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
924 * tree.c (get_callee_fndecl): Don't call the language hook.
925 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
926 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
927 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
929 2008-09-17 Jakub Jelinek <jakub@redhat.com>
931 * tree.c (protected_set_expr_location): Don't unnecessarily
932 check for error_mark_node.
934 2008-09-17 Art Haas <ahaas@impactweather.com>
936 * ipa-reference.c (analyze_function): Declare step only if
937 ENABLE_CHECKING is defined.
939 2008-09-17 Jan Hubicka <jh@suse.cz>
942 * tree.h (DECL_INLINE): remove.
943 (DECL_DECLARED_INLINE_P): Update docs.
944 (DECL_NO_INLINE_WARNING_P): new.
945 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
946 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
948 2008-09-17 Jakub Jelinek <jakub@redhat.com>
949 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
952 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
955 2008-09-17 Jan Hubicka <jh@suse.cz>
957 * ipa-reference.c (ipa_obstack): Remove.
958 (local_info_obstack, global_info_obstack): New.
959 (add_static_var): We now handle variables only.
960 (mark_address_taken, mark_load, mark_store): New functions based on ...
961 (check_operand): ... remove.
962 (get_asm_stmt_operands): Rename to ...
963 (check_asm_memory_clobber): ... this. Look only for memory clobber.
964 (scan_stmt_for_static_refs): Rewrite.
965 (scan_op_for_static_refs): Rename to ...
966 (scan_initializer_for_static_refs): do not look for VAR_DECL
967 initializers; stop recursion on types and decls.
968 (ipa_init): Use proper obstacks.
969 (analyze_variable): Use scan_initializer_for_static_refs.
970 (init_function_info): Use local obstack.
971 (analyze_function): Simplify.
972 (add_new_function): We don't need visited_nodes obstack.
973 (generate_summary): Use proper obstacks; cleanup after propagation.
975 2008-09-17 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/37491
979 * alias.c (get_alias_set): Use the canonical type.
980 * tree-vect-transform.c (vectorizable_store): Use the type of
981 the lhs for the vector type. Adjust checking.
982 (vectorizable_load): Adjust checking.
984 2008-09-16 Jakub Jelinek <jakub@redhat.com>
985 Adam Nemet <anemet@caviumnetworks.com>
987 PR rtl-optimization/37483
988 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
989 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
990 Rearrange code to better match the original comment. Check
991 t_unconditional first. Improve comment.
993 2008-09-16 Jakub Jelinek <jakub@redhat.com>
996 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
997 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1000 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1001 GIMPLE_TRY if cleanup sequence is empty.
1003 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1006 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1007 eliminate IV if the cost are the same.
1009 2008-09-16 Richard Guenther <rguenther@suse.de>
1012 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1015 2008-09-16 Richard Guenther <rguenther@suse.de>
1017 PR tree-optimization/37508
1018 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1020 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1022 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1024 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1026 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1027 use gen_floatdidf2 directly.
1028 (floatunssidf2): Likewise.
1029 (floatsidf_ppc64_mfpgpr): Remove.
1030 (floatsidf_ppc64): Remove.
1031 (floatunssidf_ppc64): Remove.
1033 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1035 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1036 rather than update_cost_queue.
1038 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1039 in every call starting with the second one, instead of only when
1040 alias_bitmap_obstack.elements != NULL.
1042 * tree-predcom.c (filter_suitable_components): Free all refs in
1043 act->refs vector before calling release_component.
1044 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1046 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1048 * tree-loop-linear.c (linear_transform_loops): Initialize
1049 lambda_obstack only after calling perfect_loop_nest_depth.
1050 Goto free_and_continue instead of just continue for later failures.
1053 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1056 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1058 2008-09-14 Andreas Schwab <schwab@suse.de>
1060 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1062 2008-09-14 Jan Hubicka <jh@suse.cz>
1064 * invoke.texi (-fconserve-stack): Document.
1065 * opts.c (decode_options): Handle conserve_stack.
1066 * common.opt (fconvserve_stack): New.
1068 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1070 * config.host: Add x-aix to host_xmake_file.
1071 * config/rs6000/t-aix52: Do not override LDFLAGS.
1072 * config/rs6000/x-aix: New file.
1074 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1080 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1081 is not recognized as a valid register usage. Allow REG_X to be used
1083 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1084 forces a reload when using a base register.
1086 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1088 * config/i386/cygming-crtend.c (register_frame_ctor): If
1089 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1090 directly with atexit.
1091 (deregister_frame_ctor): Rename to ...
1092 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1093 if !DEFAULT_USE_CXA_ATEXIT.
1095 2008-09-13 Jan Hubicka <jh@suse.cz>
1097 * cgraph.c: Include value-prof.h
1098 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1100 2008-09-13 Jan Hubicka <jh@suse.cz>
1103 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1104 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1105 tree_gen_one_value_profiler, tree_gen_average_profiler,
1106 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1108 2008-09-13 Jan Hubicka <jh@suse.cz>
1110 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1111 too many bytes on misalligned blocks.
1113 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1115 * doc/cfg.texi: Fix some typos.
1116 * doc/extend.texi: Likewise.
1117 * doc/install.texi: Likewise.
1118 * doc/invoke.texi: Likewise.
1119 * doc/rtl.texi: Likewise.
1120 * doc/tree-ssa.texi: Likewise.
1122 2008-09-13 Richard Guenther <rguenther@suse.de>
1125 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1126 gimple stores for memory rhs.
1128 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1130 PR rtl-optimization/37489
1131 * cse.c (fold_rtx): Don't return const_true_rtx for float
1132 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1134 2008-09-13 Jan Hubicka <jh@suse.cz>
1136 PR tree-optimization/37392
1137 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1139 2008-09-13 Martin Jambor <mjambor@suse.cz>
1140 Jan Hubicka <jh@suse.cz>
1142 * cgraph.c (free_edges): New variable.
1143 (NEXT_FREE_EDGE): New macro.
1144 (cgraph_free_edge): New function.
1145 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1146 (cgraph_node_remove_callees): Likewise.
1147 (cgraph_node_remove_callers): Likewise.
1148 (cgraph_create_edge): Reuse edges from the free list. Do not
1149 update uid if doing so.
1150 (cgraph_remove_*_hook): Add free call.
1152 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1154 * ira-color.c (conflict_allocno_vec): Delete.
1155 (update_cost_queue_elem): New structure.
1156 (update_cost_queue): New variable.
1157 (update_cost_queue_tail): Likewise.
1158 (update_cost_queue_elems): Likewise.
1159 (allocno_update_cost_check): Delete.
1160 (initiate_cost_update): Allocate update_cost_queue_elems
1161 instead of allocno_update_cost_check.
1162 (finish_cost_update): Update the free()s accordingly.
1163 (start_update_cost): New function.
1164 (queue_update_cost): Likewise.
1165 (get_next_update_cost): Likewise.
1166 (update_copy_costs_1): Inline into...
1167 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1168 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1169 once we've established they are equal. Don't allocate update
1170 costs if there is nothing to add to them.
1171 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1172 DIVISOR arguments. Use a queue instead of recursive calls;
1173 process all the allocnos in the initial queue, rather than
1175 (assign_hard_reg): Use queue_update_cost instead of
1176 conflict_allocno_vec. Queue coalesced allocnos instead
1177 of calling update_conflict_hard_regno_costs for each one.
1178 Just call update_conflict_hard_regno_costs once for the
1180 (ira_color): Remove conflict_allocno_vec handling.
1182 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1184 PR tree-optimization/37484
1185 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1186 (save_var_name): Same.
1187 (initialize_cloog_names): Same.
1188 (initialize_cloog_names): Same.
1190 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1192 * tree-scalar-evolution.c (set_instantiated_value): Set
1195 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1199 * ira-build.c (common_loop_tree_node_dominator): Remove.
1200 (copy_live_ranges_to_removed_store_destinations): New function.
1201 (regno_top_level_allocno_map): Move to top level from ...
1202 (ira_flattening): ... here. Use
1203 copy_live_ranges_to_removed_store_destinations.
1205 * ira-emit.c (generate_edge_moves): Fix a comment.
1207 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1210 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1211 scratch register after 'set' pattern.
1213 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1215 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1216 information passed to mark_reg_pointer.
1217 * explow.c (force_reg): Likewise.
1219 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1221 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1222 when building for the celledp architecture.
1224 2008-09-12 Richard Guenther <rguenther@suse.de>
1226 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1228 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1230 PR rtl-optimization/37424
1231 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1232 the regnos instead of the addresses.
1234 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1236 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1238 2008-09-11 Richard Guenther <rguenther@suse.de>
1240 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1241 entering the weaker equivalence recording.
1243 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1245 2008-09-11 Jeff Law <law@redhat.com>
1247 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1248 by assign_stack_local on the IRA path for stack slot sharing
1249 as well as the non-IRA path.
1251 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.h: Fix whitespace issues.
1255 2008-09-11 Martin Jambor <mjambor@suse.cz>
1257 * ipa-prop.h (struct ipa_param_flags): Removed.
1258 (struct ipa_param_descriptor): New structure.
1259 (struct ipa_node_params): ipcp_lattices, param_decls and
1260 param_flags moved to ipa_param_description.
1261 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1262 descriptors. Renamed all users.
1263 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1264 changed to access descriptors. Renamed all users.
1265 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1266 to access descriptors. Renamed all users.
1267 * ipa-cp.c (ipcp_init_cloned_node): Call
1268 ipa_initialize_node_params instead of ipa_count_formal_params and
1269 ipa_create_param_decls_array.
1270 (ipcp_analyze_node): Likewise.
1271 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1272 descriptors. Renamed all users.
1273 (ipcp_initialize_node_lattices): Remove allocation.
1274 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1275 ipa_initialize_node_params instead of ipa_count_formal_params and
1276 ipa_create_param_decls_array.
1277 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1278 ipa_populate_param_decls, made static, added parameter info,
1279 renamed mt to node, removed allocation, changed to use
1281 (ipa_count_formal_params): Made static, added parameter info,
1283 (ipa_initialize_node_params): New function.
1284 (ipa_check_stmt_modifications): Changed to use descriptors.
1285 (ipa_detect_param_modifications): Removed allocation, changed to
1287 (ipa_note_param_call): Changed to use descriptors.
1288 (ipa_analyze_params_uses): Removed allocation.
1289 (ipa_free_node_params_substructures): Changed to use descriptors.
1290 (ipa_edge_duplication_hook): Use the unused attribute.
1291 (ipa_node_duplication_hook): Use the unused attribute, changed to
1292 use descriptors, changed to duplicate descriptors.
1294 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1295 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1296 indirect inlining. Made static.
1297 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1298 functions called only once.
1299 (cgraph_decide_recursive_inlining): Don't call
1300 ipa_propagate_indirect_call_infos, pass new_edges to
1301 cgraph_mark_inline_edge instead.
1302 (cgraph_decide_inlining_of_small_functions): Don't call
1303 ipa_propagate_indirect_call_infos, pass new_edges to
1304 cgraph_mark_inline_edge instead.
1305 (cgraph_decide_inlining): Don't call
1306 ipa_propagate_indirect_call_infos.
1307 * ipa-prop.c: Check that vectors are allocated.
1309 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1310 iff a new cgraph edges have been created.
1311 (cgraph_decide_inlining): New variable redo_always_inline.
1312 Flattening and always_inlining loop until callgraph stabilizes.
1313 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1314 true iff new cgraph edges have been created.
1315 (propagate_info_to_inlined_callees): Likewise.
1316 (ipa_propagate_indirect_call_infos): Likewise.
1318 2008-09-11 Richard Guenther <rguenther@suse.de>
1320 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1321 (set_prologue_iterations): Likewise.
1322 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1324 (vect_update_init_of_dr): Likewise.
1325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1327 * fold-const.c (fold_unary): Do not generate calculations
1330 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1332 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1333 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1334 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1336 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1338 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1339 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1340 before finalizing the changes.
1341 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1343 (simplify_truth_ops_using_ranges): New.
1344 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1345 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1346 whether a simplification was made.
1347 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1348 use a switch statement and also call simplify_truth_ops_using_ranges.
1350 2008-09-11 Jan Hubicka <jh@suse.cz>
1352 * ggc-common.c (loc_array): Make static.
1353 * dce.c (rest_of_handle_ud_dce): Free worklist.
1355 2008-09-11 Jan Hubicka <jh@suse.cz>
1357 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1358 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1359 function so we are sure we do not dangle it forever.
1360 * function.c (outer_function_chain, find_function_data): Remove.
1361 (function_context_stack): New.
1362 (push_function_context, pop_function_context): Update.
1363 * function.h (struct function): Remove pointer outer.
1364 (outer_function_chain, find_function_data): Remove.
1365 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1367 2008-09-11 Jan Hubicka <jh@suse.cz>
1370 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1372 2008-09-11 Jan Hubicka <jh@suse.cz>
1374 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1376 2008-09-11 Jan Hubicka <jh@suse.cz>
1378 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1379 (free_var_map_entry): New function.
1380 (redirect_edge_var_map_destroy): Use it.
1382 2008-09-11 Jan Hubicka <jh@suse.cz>
1385 * tree-inline.c (add_lexical_block): Replace with ...
1386 (prepend_lexical_block): ... prepend at begginig.
1387 (remap_blocks): Use it and reverse later.
1388 (expand_call_inline): Use prepend_lexical_block.
1390 2008-09-11 Jan Hubicka <jh@suse.cz>
1392 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1394 2008-09-11 Jan Hubicka <jh@suse.cz>
1396 * function.c (free_after_compilation): Call insn_locators_free.
1397 * cfglayout.c (insn_locators_free): New function.
1398 * rtl.h (insn_locators_free): Declare.
1400 2008-09-11 Jan Hubicka <jh@suse.cz>
1402 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1404 (cond_move_process_if_block): Update call.
1406 2008-09-11 Jan Hubicka <jh@suse.cz>
1408 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1409 * vec.c: Include hashtab.h
1410 (vec_descriptor, ptr_hash_entry): New structures.
1411 (vec_desc_hash, vec_ptr_map): New static variables.
1412 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1413 register_overhead, free_overhead, vec_heap_free): New functions.
1414 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1415 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1416 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1419 2008-09-11 Ira Rosen <irar@il.ibm.com>
1421 PR tree-optimization/37474
1422 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1423 length of load permutation.
1425 2008-09-11 Andreas Schwab <schwab@suse.de>
1427 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1429 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1432 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1433 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1434 simplify_gen_subreg.
1436 2008-09-11 Ira Rosen <irar@il.ibm.com>
1438 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1441 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1444 * gimplify.c (gimplify_body): Call default_rtl_profile.
1447 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1448 instead of tok->val.node if not expanding to something else. Handle
1449 intervening CPP_PADDING tokens.
1450 (altivec_categorize_keyword): Remove unneeded comparisons.
1452 2008-09-10 Richard Guenther <rguenther@suse.de>
1454 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1456 2008-09-10 Richard Guenther <rguenther@suse.de>
1459 * tree-inline.c (insert_init_stmt): Make sure to not
1460 insert invalid gimple stores.
1462 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1464 PR tree-optimization/37388
1465 * toplev.c (process_options): Fail and warn when graphite
1466 flags are used, but the compiler has not been configured
1467 with graphite libraries.
1468 * graphite.c (graphite_transform_loops): Remove printfs
1469 to dump_file for the case when graphite is not available.
1471 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1474 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1475 the even element into register.
1476 (ix86_expand_vector_init_general): Don't use
1477 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1478 if we can't move from GPR to SSE register directly.
1480 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1482 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1483 not lose track of the number of NOPs needed. Number of NOPs needed
1484 for sync vs. loads workaround was switched; corrected. Run second
1485 pass for all workarounds. No NOPs needed after call insns. Change
1486 second pass to use find_next_insn_start and find_load helpers in order
1487 to properly detect parallel insns.
1488 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1490 2008-09-10 Jan Hubicka <jh@suse.cz>
1492 * value-prof.c (gimple_ic): Fix tuplification bug.
1493 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1496 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1498 PR tree-optimization/37353
1499 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1500 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1501 calls instead of cond_dead_built_in_calls.
1502 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1503 initalize the vector only before adding first entry. Use VEC_safe_push
1504 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1505 shrink_wrap_conditional_dead_built_in_calls call.
1507 2008-09-10 Ira Rosen <irar@il.ibm.com>
1509 PR tree-optimization/37385
1510 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1511 and use it as a vector type if not NULL.
1512 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1514 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1516 (vectorizable_load): Likewise.
1518 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1520 * config/i386/i386.md (SWI32): New mode iterator.
1521 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1524 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1526 PR rtl-optimization/37435
1527 * caller-save.c (insert_restore, insert_save): Check the mode by
1530 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1533 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1535 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1538 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1540 * doc/invoke.texi (ARM Options): Correct errors in discussion
1541 of -mfloat-abi, -mhard-float, and -msoft-float.
1543 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1544 Jan Hubicka <jh@suse.cz>
1547 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1548 calling gimple_regimplify_operands on it. Iterate over all newly
1549 added statements, not just the last one.
1550 (insert_init_stmt): Insert stmt into seq first, then call
1551 gimple_regimplify_operands on it. Don't create new gimplification
1552 context, nor find referenced vars.
1554 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1557 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1558 to pointer to vector pointer.
1559 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1560 propagate_info_to_inlined_callees): Likewise.
1561 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1562 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1563 ipa_check_create_edge_args.
1564 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1565 to pointer to vector pointer.
1566 (cgraph_decide_inlining_of_small_function): Adjust
1567 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1571 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1572 optimizing for size, not speed.
1574 PR rtl-optimization/37408
1575 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1576 if parm is promoted.
1578 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1580 PR tree-optimization/37375
1581 * tree-scalar-evolution.c (scev_info_str): Add field
1583 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1584 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1585 set_instantiated_value): Pass instantiated_below.
1586 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1588 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1589 the definitions are not instantiated.
1591 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1592 (block_before_loop): New.
1593 * tree-data-ref.c (dr_analyze_indices): Update uses of
1595 * graphite.c (block_before_scop): New.
1596 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1597 basic block, not a loop for determining the parameters.
1598 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1600 (idx_record_params, find_params_in_bb, find_scop_parameters,
1601 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1602 to instantiate_scev.
1604 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1606 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1610 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1612 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1613 Check zero freq and increase if necessary.
1615 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1617 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1618 regno is in the right range. Add comments.
1620 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1622 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1624 * mips-tfile.c (copy_object): Cast alloca result to int *.
1625 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1627 Rename class to sclass.
1628 (read_tfile): Cast read_seek return values to proper types.
1629 Cast xcalloc return value to proper type.
1631 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1633 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1634 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1635 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1637 2008-09-09 Jan Hubicka <jh@suse.cz>
1639 * profile.c (is_edge_inconsistent): Add debug output; ignore
1640 negative count on fake edges.
1641 (is_inconsistent): Add debug output.
1643 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1645 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1647 (choose_ready): When first insn is chosen from the ready list, also
1650 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1652 PR rtl-optimization/37360
1653 * haifa-sched.c (max_issue): Do not assert that we never issue more
1654 insns than issue_rate. Add comment.
1656 2008-09-09 Richard Guenther <rguenther@suse.de>
1658 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1659 (verify_types_in_gimple_call): Rename to ...
1660 (verify_gimple_call): ... this. Enhance.
1661 (verify_types_in_gimple_cond): Remove.
1662 (verify_gimple_comparison): New function ...
1663 (verify_types_in_gimple_assign): ... split out from here.
1664 (verify_types_in_gimple_return): Rename to ...
1665 (verify_gimple_return): ... this. Enhance.
1666 (verify_types_in_gimple_switch): Rename to ...
1667 (verify_gimple_switch): ... this. Enhance.
1668 (verify_gimple_goto): New function.
1669 (verify_types_in_gimple_phi): Rename to ...
1670 (verify_gimple_phi): ... this. Enhance.
1671 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1672 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1673 (verify_types_in_gimple_seq_2): Remove cases handled in
1674 verify_types_in_gimple_stmt.
1676 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1678 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1679 (push_multiple_operation, pop_multiple_operation): Set it.
1680 (workaround_rts_anomaly): New function.
1681 (workaround_speculation): New function, broken out of bfin_reorg.
1682 (bfin_reorg): Call the new functions.
1684 2008-09-09 Richard Guenther <rguenther@suse.de>
1688 * gimplify.c (gimplify_conversion): Change conversions of
1689 non-register type to VIEW_CONVERT_EXPRs.
1690 (gimplify_addr_expr): If we need to make the operand
1691 addressable make sure to use a properly initialized
1692 temporary for that so it gets a valid gimple store.
1694 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1696 * function.h (struct function): Add function_start_locus.
1697 * cfgexpand.c (gimple_expand_cfg): Use it.
1698 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1700 2008-09-09 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/37433
1703 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1706 2008-09-09 Richard Guenther <rguenther@suse.de>
1708 PR tree-optimization/37387
1709 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1710 and bits to a common type.
1712 2008-09-09 Nick Clifton <nickc@redhat.com>
1714 * config/v850/v850.md (return): Restore frame size restriction.
1716 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1718 * c-common.c (c_expand_decl): Remove.
1719 * c-common.h (anon_aggr_type_p): Remove prototype.
1720 (DECL_ANON_UNION_ELEMS): Remove.
1721 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1722 * c-decl.c (anon_aggr_type_p): Remove.
1723 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1724 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1725 * langhooks.h (struct lang_hooks): Remove expand_decl.
1726 * langhooks.c (lhd_expand_decl): Remove.
1727 * stmt.c (expand_anon_union_decl): Remove.
1728 * tree.h (expand_anon_union_decl): Remove prototype.
1730 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1733 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1735 * config/avr/avr.md (QISI) : Define mode iterator.
1736 (negated_tst<mode>) : Redefine as split using mode macro.
1737 (reversed_tstqi): Define insn as reversed compare with zero.
1738 (reversed_tsthi): Ditto.
1739 (reversed_tstsi): Ditto.
1741 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1744 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1745 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1748 * predict.c (optimize_function_for_size_p): Don't segfault if
1750 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1751 tree_swap_operands_p): Don't test cfun != NULL before calling
1752 optimize_function_for_s*_p.
1754 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1756 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1759 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1761 * crx/crx.h (IRA_COVER_CLASSES): Define.
1763 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1766 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1767 even when a stmt has been gimple_modified_p, but after fold_stmt is
1768 not any longer. Remove unneeded may_have_exposed_new_symbols
1771 2008-09-08 Richard Guenther <rguenther@suse.de>
1773 PR tree-optimization/37421
1774 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1777 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1780 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1782 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1785 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1786 * pa-hpux10.h (LINK_SPEC): Likewise.
1787 * pa-hpux11.h (LINK_SPEC): Likewise.
1789 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1791 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1792 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1794 2008-09-07 Helge Deller <deller@gmx.de>
1796 * pa/linux-atomic.c: New file.
1797 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1798 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1800 2008-09-07 Richard Guenther <rguenther@suse.de>
1801 Ira Rosen <irar@il.ibm.com>
1803 PR tree-optimization/36630
1804 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1805 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1807 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1808 Ira Rosen <irar@il.ibm.com>
1810 PR tree-optimization/35642
1811 * config/rs6000/altivec.md (mulv8hi3): Implement.
1813 2008-09-06 Jeff Law <law@redhat.com>
1815 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1817 2008-09-06 Jan Hubicka <jh@suse.cz>
1819 PR tree-optimization/14703
1820 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1822 * passes.c (init_optimization_passes): Recompute inline parameters.
1824 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1826 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1829 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1830 Peter Fuerst <post@pfrst.de>
1832 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1833 * doc/extend.texi: Document __builtin_mips_cache.
1834 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1835 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1836 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1837 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1838 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1839 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1840 (set_push_mips_isas): New variable.
1841 (mips_r10k_cache_barrier): New variable.
1842 (cache): New availability predicate.
1843 (mips_builtins): Add an entry for __builtin_mips_cache.
1844 (mips_build_cvpointer_type): New function.
1845 (MIPS_ATYPE_CVPOINTER): New macro.
1846 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1848 (r10k_simplified_address_p, r10k_simplify_address)
1849 (r10k_uncached_address_p, r10k_safe_address_p)
1850 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1851 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1852 (r10k_insert_cache_barriers): New functions.
1853 (mips_reorg_process_insns): Delete cache barriers after a
1854 branch-likely instruction.
1855 (mips_reorg): Call r10k_insert_cache_barriers.
1856 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1857 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1858 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1859 (mips_cache, r10k_cache_barrier): New define_insns.
1861 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1863 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1864 * ira-color.c (setup_allocno_left_conflicts_num): Use
1865 hard_reg_set_equal_p instead of a comparison with
1866 ira_zero_hard_reg_set.
1867 * ira.c (setup_reg_subclasses): Likewise.
1868 (setup_cover_and_important_classes): Likewise.
1869 (setup_class_translate): Likewise.
1870 (setup_reg_class_intersect_union): Likewise.
1871 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1872 (ira_init_once): Don't initialize them.
1874 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1876 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1878 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1880 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1882 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1884 Improved branch hints, safe hints, and scheduling.
1886 * haifa-sched.c (sched_emit_insn) : Define.
1887 * sched-int.h (sched_emit_insn) : Add prototype.
1888 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1889 -mhint-max-distance -msafe-hints) : Document.
1890 * config/spu/spu.c (spu_flag_var_tracking): New.
1891 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1892 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1893 TARGET_ASM_FILE_START): Define.
1894 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1895 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1896 (spu_emit_branch_hint): Add blocks argument.
1897 (insert_branch_hints, insert_nops): Remove.
1898 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1899 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1900 spu_sched_reorder, asm_file_start): New functions.
1901 (clock_var, spu_sched_length, pipe0_clock,
1902 pipe1_clock, prev_clock_var, prev_priority,
1903 spu_ls_first, prev_ls_clock): New static variables.
1904 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1905 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1906 (nopn_nv): Add a non-volatile version of nop.
1907 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1908 -mhint-max-distance, -msafe-hints): New options.
1910 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1911 Samuel Tardieu <sam@rfc1149.net>
1913 * opts.c (decode_options): Combine nested if statements.
1916 * opts.c (decode_options): Handle more relationships among
1917 unit-at-a-time, toplevel-reorder, and section-anchors.
1919 2008-09-05 David Daney <ddaney@avtrex.com>
1921 * doc/install.texi (--enable-reduced-reflection): Document new option.
1923 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1925 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1927 (constantpool_operand): New.
1928 (move_operand): Disallow sub-word modes for the constant pool.
1929 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1930 (xtensa_secondary_reload_class): Replace with....
1931 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1932 Set icode for sub-word reloads from the constant pool.
1933 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1934 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1935 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1936 * config/xtensa/xtensa-protos.h: Update prototypes.
1938 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1940 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1941 (REG_CLASS_NAMES): Update.
1942 (REG_CLASS_CONTENTS): Update.
1943 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1944 of ALL_REGS for regs 77 and 78.
1945 * function.c (instantiate_virtual_regs_in_insn): Assert that
1946 return value of simplify_gen_subreg is not NULL.
1948 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1950 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1951 (gen_rtvec_v): Fix coding standards.
1953 2008-09-04 Jan Hubicka <jh@suse.cz>
1955 * i386.c (decide_alg): Be more conservative about optimizing for size.
1957 2008-09-04 Ian Lance Taylor <iant@google.com>
1959 * varasm.c (narrowing_initializer_constant_valid_p): New
1961 (initializer_constant_valid_p): Call it.
1963 2008-09-04 Jeff Law <law@redhat.com>
1965 * fold-const.c (native_encode_real): Fix computation of WORDS.
1966 (native_interpret_real): Likewise.
1968 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1970 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1972 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1974 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1975 that the cost is already taken into account in ira-costs.c
1977 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1979 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1980 ira_debug_copies): New.
1981 (ira_bulid): Call print_copies.
1983 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1985 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1988 * config/rs6000/rs6000.c (optimization_options): Remove check of
1989 flag_toplevel_order.
1991 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1993 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1994 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1995 second operand is a reg_imm10_operand.
1996 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1997 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1998 (*seq_<GPR:mode><GPR2:mode>): Rename to
1999 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2001 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2002 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2004 (*sne_<GPR:mode><GPR2:mode>): Rename to
2005 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2008 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2010 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2011 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2012 combining an arithmetic right shift by more than 31 and a
2013 trunction. Don't match for out-of-range shift amounts. Set
2014 attribute mode to <MODE>.
2015 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2016 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2017 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2018 shifts by less than 32.
2019 (extv): Change predicate on first operand to accept registers.
2020 Change predicate of the other operands from immediate_operand to
2021 const_int_operand. Expand exts when source is a register.
2022 (extzv): Change predicate of the constant operands from
2023 immediate_operand to const_int_operand.
2024 (extzv<mode>): Change predicate of the constant operands from
2025 immediate_operand to const_int_operand and no constraint. Also
2027 (*extzv_trunc<mode>_exts): New pattern.
2029 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2031 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2032 * config/mips/mips-protos.h (mask_low_and_shift_p,
2033 mask_low_and_shift_len): Declare.
2034 * config/mips/mips.c (mask_low_and_shift_p,
2035 mask_low_and_shift_len): New functions.
2036 (mips_print_operand): Handle new operand prefix "m".
2037 * config/mips/mips.md (*cins<mode>): New pattern.
2039 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2041 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2042 optimizing for size.
2044 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2046 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2047 regardless of epilogue_completed.
2049 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2052 * ira-lives.c (process_bb_node_lives): Check setjmp.
2054 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2057 * ira-build.c (form_loop_tree): Reverse BB walk.
2058 (create_bb_allocnos): Likewise.
2059 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2060 (mark_reg_store): Rename to...
2061 (mark_ref_live): ...this and take a df_ref argument instead of
2062 note_stores arguments. Assert that we have a register.
2063 (mark_reg_clobber): Delete.
2064 (def_conflicts_with_inputs_p): New function.
2065 (mark_reg_conflicts): Delete.
2066 (mark_reg_death): Rename to...
2067 (mark_ref_dead): ...this and take a df_ref argument instead of
2068 a register. Assert that we have a register.
2069 (process_bb_node_lives): Hoist frequency calculation out of
2070 instruction walk. Convert from a forwards scan to a backwards scan.
2071 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2072 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2073 (create_allocno_live_ranges): Don't create regs_set.
2075 2008-09-04 Ian Lance Taylor <iant@google.com>
2077 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2078 or REG_LABEL_TARGET.
2079 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2080 comparing MODE with MEM.
2081 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2082 comparing with GF_PREDICT_TAKEN.
2083 (gimple_get_lhs): Change code to enum gimple_code.
2084 (gimple_set_lhs): Likewise.
2085 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2086 * omp-low.c (find_omp_clause): Change kind parameter to enum
2088 * tree-flow.h (find_omp_clause): Update declaration.
2089 * regrename.c (clear_dead_regs): Change kind parameter to enum
2091 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2093 * see.c (see_get_extension_data): Change return type to enum
2094 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2095 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2096 (see_gen_normalized_extension): Change extension_code parameter to
2098 (see_seek_pre_extension_expr): Change extension_code to enum
2100 (see_merge_one_def_extension): Likewise.
2101 (see_handle_relevant_defs): Likewise.
2102 (see_handle_relevant_uses): Likewise.
2103 (see_analyze_one_def): Likewise.
2104 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2105 GIMPLE_ASM rather than ASM_EXPR.
2106 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2107 GIMPLE_RETURN rather than RETURN_EXPR.
2108 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2109 (evaluate_stmt): Likewise.
2110 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2111 to enum vect_relevant.
2112 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2113 compare gimple codes with tree codes.
2115 2008-09-04 Paul Brook <paul@codesourcery.com>
2117 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2119 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2121 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2122 pointer check lost in the recent no-unit-at-a-time patch.
2124 2008-09-04 Jan Hubicka <jh@suse.cz>
2127 * tree-switch-conversion.c (check_final_bb): Accept only IP
2130 2008-09-04 Jan Hubicka <jh@suse.cz>
2132 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2134 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2135 using_ranges argument.
2136 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2137 (vrp_visit_cond_stmt): Update call of
2138 vrp_evaluate_conditional_warnv_with_ops
2140 2008-09-04 Jan Hubicka <jh@suse.cz>
2142 PR tree-optimization/37345
2143 PR tree-optimization/37358
2144 PR tree-optimization/37357
2145 * tree.c (build_function_type_skip_args): Build distinct type copy;
2147 (build_function_decl_skip_args): Set type of new decl not orig decl;
2148 clear DECL_VINDEX for methods turned into functions.
2150 2008-09-04 Nick Clifton <nickc@redhat.com>
2152 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2153 * configure: Regenerate.
2154 * config.in: Regenerate.
2155 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2156 alignment field, if it is supported.
2158 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2160 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2163 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2165 * config/rs6000/rs6000.c (processor_target_table): Do not
2166 enable VMX for POWER6.
2168 2008-09-03 Anton Blanchard <anton@samba.org>
2170 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2171 emit memory barrier before operation.
2173 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2176 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2177 default_elf_asm_output_external.
2179 2008-09-03 Jeff Law <law@redhat.com>
2181 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2183 2008-09-03 Richard Henderson <rth@redhat.com>
2185 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2186 memory barrier to below the test-and-set.
2187 (alpha_split_lock_test_and_set_12): Likewise.
2189 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2193 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2196 * ira-color.c (print_loop_title): Use all_allocnos.
2197 (color_pass): Ditto. Don't add border_allocnos. Check that
2198 subloop allocno in the correspdoning bitmap all_allocnos.
2200 * ira-emit.c (change_loop): Use all_allocnos.
2202 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2204 (ira_create_allocno): Set up all_allocnos bit for the created
2206 (create_cap_allocno): Remove setting mentioned_allocnos.
2207 (create_insn_allocnos): Ditto.
2208 (remove_unnecessary_allocnos): Use all_allocnos.
2209 (check_allocno_creation): Check that allocnos are in the
2210 corresponding bitmap all_allocnos.
2212 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2216 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2217 (process_regs_for_copy): Process subregs. Refine check when cost
2218 is taken into account in ira-costs.c.
2219 (process_reg_shuffles): Use REG_SUBREG_P.
2220 (add_insn_allocno_copies): Ditto. Ignore modes.
2222 * ira-color.c (conflict_allocno_vec): New.
2223 (COST_HOP_DIVISOR): New macro.
2224 (update_copy_costs_1): Use it.
2225 (update_conflict_hard_regno_costs): New function.
2226 (assign_hard_reg): Use it.
2227 (ira_color): Allocate and free conflict_allocno_vec.
2229 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2233 * ira-int.h (ira_sort_insn_chain): Remove.
2235 * ira.c (basic_block_order_nums, chain_insn_order,
2236 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2237 (ira): Don't call ira_sort_insn_chain.
2239 * reload1.c (reload): Don't call ira_sort_insn_chain.
2241 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2244 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2245 which become non throw.
2246 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2247 update_call_expr after updating the flags on the decl.
2249 2008-09-03 Jan Hubicka <jh@suse.cz>
2251 PR tree-optimization/37315
2252 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2253 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2254 (cgraph_analyze_functions): Use node->analyzed
2255 (cgraph_mark_functions_to_output): Likewise.
2256 (cgraph_expand_function): All functions can be released after
2258 (cgraph_optimize): Use gimple_has_body_p.
2259 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2260 (cgraph_decide_inlining_incrementally): Likewise.
2261 (inline_transform): Inline transform.
2262 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2264 (inlinable_function_p): Drop gimple_body check.
2265 (expand_call_inline): Use gimple_has_body_p.
2266 * gimple.c (gimple_has_body_p): New.
2267 * gimple.h (gimple_has_body_p): Add prototype.
2268 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2269 (dump_function_to_file): Use gimple_has_body_p check.
2271 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2274 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2276 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2278 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2280 From Michael Frysinger <michael.frysinger@analog.com>
2281 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2282 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2285 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2288 * doc/extend.texi: Document picoChip builtin functions.
2289 * doc/invoke.texi: Document picoChip options.
2290 * doc/contrib.texi: Add picoChip contribution.
2291 * doc/md.texi: Document picoChip constraints.
2292 * config.gcc: Add picochip-*-*.
2293 * config/picochip/: Add new port.
2295 2008-09-03 Richard Guenther <rguenther@suse.de>
2297 PR tree-optimization/37328
2298 * tree-sra.c (sra_build_assignment): Gimplify properly.
2299 (generate_copy_inout): Take the correct stmt as definition,
2300 remove bogus assert.
2302 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2304 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2307 From Michael Frysinger <michael.frysinger@analog.com>
2308 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2310 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2312 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2313 (__gthread_setspecific): Revert 2008-08-31 change to
2314 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2316 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2318 * diagnostic.c (error_at): New.
2319 * toplev.h (error_at): New prototype.
2320 * c-typeck.c (build_array_ref): Call error_at instead of error.
2321 Pass location to pedwarn.
2323 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2325 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2327 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2329 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2330 VAR_DECL and CONST_DECL.
2332 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2333 Jakub Jelinek <jakub@redhat.com>
2335 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2336 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2337 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2338 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2339 Don't set ix86_save_varrargs_registers.
2340 (ix86_setup_incoming_varargs): Assume cum != NULL.
2341 (ix86_va_start): Check ix86_varargs_gpr_size and
2342 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2343 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2344 from frame pointer if ix86_varargs_gpr_size == 0.
2345 (ix86_compute_frame_layout): Updated.
2346 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2347 (ix86_varargs_gpr_size): Define.
2348 (ix86_varargs_fpr_size): Likewise.
2349 (machine_function): Remove save_varrargs_registers.
2350 Add varargs_gpr_size and varargs_fpr_size.
2352 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2354 * config/alpha/alpha.c (va_list_skip_additions,
2355 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2356 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2359 PR tree-optimization/36766
2360 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2361 for already removed basic blocks.
2364 * real.c (real_maxval): Clear a lower bit to make real_maxval
2365 match get_max_float for IBM long double format.
2367 2008-09-02 Andreas Schwab <schwab@suse.de>
2369 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2370 * configure: Regenerate.
2372 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2374 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2375 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2376 checking for a non-VOID CONSTANT_P.
2378 2008-09-02 Jan Hubicka <jh@suse.cz>
2380 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2381 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2384 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2386 * expr.c (emit_group_store): Don't assert stack temp mode size.
2388 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2389 Tobias Grosser <grosser@fim.uni-passau.de>
2390 Jan Sjodin <jan.sjodin@amd.com>
2391 Harsha Jagasia <harsha.jagasia@amd.com>
2392 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2393 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2394 Adrien Eliche <aeliche@isty.uvsq.fr>
2396 Merge from graphite branch.
2399 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2400 * doc/invoke.texi (-floop-block, -floop-interchange,
2401 -floop-strip-mine): Document new flags.
2402 * tree-into-ssa.c (gimple_vec): Moved...
2403 * tree-loop-distribution.c (rdg_component): Moved...
2404 * cfgloopmanip.c: Include tree-flow.h.
2405 (update_dominators_in_loop): New.
2406 (create_empty_if_region_on_edge): New.
2407 (create_empty_loop_on_edge): New.
2408 (loopify): Use update_dominators_in_loop.
2409 * tree-pass.h (pass_graphite_transforms): Declared.
2410 * configure: Regenerate.
2411 * tree-phinodes.c (make_phi_node): Export.
2412 (add_phi_node_to_bb): New, split from create_phi_node.
2413 * tree-chrec.c (for_each_scev_op): New.
2414 * tree-chrec.h (for_each_scev_op): Declared.
2415 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2416 (remove_statement): Call get_phi_with_result.
2417 * config.in (HAVE_cloog): Undef.
2418 * gdbinit.in (pgg): New.
2419 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2420 * tree-ssa-loop.c (graphite_transforms): New.
2421 (gate_graphite_transforms): New.
2422 (pass_graphite_transforms): New.
2423 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2424 HAVE_cloog): Defined.
2425 * tree-vectorizer.c (rename_variables_in_bb): Export.
2426 * tree-data-ref.c (dr_may_alias_p): Export.
2427 (stmt_simple_memref_p): New.
2428 (find_data_references_in_stmt): Export.
2429 (find_data_references_in_loop): Export.
2430 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2431 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2432 (create_rdg_vertices): Export.
2433 (build_empty_rdg): New.
2434 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2435 * tree-data-ref.h (rdg_component): ... here.
2437 (struct data_reference): Add a field scop.
2439 (find_data_references_in_loop): Declared.
2440 (find_data_references_in_stmt): Declared.
2441 (create_rdg_vertices): Declared.
2442 (dr_may_alias_p): Declared.
2443 (stmt_simple_memref_p): Declared.
2444 (struct rdg_edge): Add a field ddr_p relation.
2445 (build_empty_rdg): Declared.
2446 * lambda.h (lambda_matrix): Declare a VEC of.
2447 (find_induction_var_from_exit_cond): Declared.
2448 (lambda_vector_compare): New.
2449 * common.opt (fgraphite, floop-strip-mine,
2450 floop-interchange, floop-block): New flags.
2451 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2452 * cfgloop.c (is_loop_exit): New.
2453 * cfgloop.h (is_loop_exit): Declared.
2454 (create_empty_if_region_on_edge): Declared.
2455 (create_empty_loop_on_edge): Declared.
2456 * tree-flow.h (add_phi_node_to_bb): Declared.
2457 (make_phi_node): Declared.
2458 (rename_variables_in_bb): Declared.
2459 (perfect_loop_nest_depth): Declared.
2460 (graphite_transform_loops): Declared.
2461 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2462 (graphite.o-warn): Add -Wno-error.
2463 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2464 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2465 (INCLUDES): Add PPLINC, CLOOGINC.
2466 (OBJS-common): Add graphite.o.
2467 (graphite.o): Add rule.
2468 * gimple.h (gimple_vec): ... here.
2469 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2470 * passes.c (init_optimization_passes): Schedule
2471 pass_graphite_transforms.
2473 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2476 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2477 and -fno-toplevel-reorder after handle_options.
2479 2008-09-02 Paul Brook <paul@codesourcery.com>
2481 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2482 (arm_override_options): Set arm_tune_cortex_a9.
2483 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2484 (arm_issue_rate): Handle cortexa9.
2485 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2486 * config/arm/arm-cores.def: Add cortex-a9.
2487 * config/arm/arm-tune.md: Regenerate.
2488 * config/arm/arm.md: Include cortex-a9.md.
2489 (generic_sched, generic_vfp): Add cortexa9.
2490 * config/arm/cortex-a9.md: New file.
2492 2008-09-02 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/37327
2495 * tree-vrp.c (register_new_assert_for): Make sure to not have
2496 TREE_OVERFLOW set on the bound.
2498 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2500 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2502 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2503 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2506 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2508 * gcc/config/spu/spu.md (divdf3): Removed.
2510 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2512 PR tree-optimization/37095
2513 * cgraph.c (cgraph_node): When creating new cgraph node after
2514 assembler_name_hash has been populated, record it in the hash
2517 2008-09-01 Paul Brook <paul@codesourcery.com>
2519 * doc/invoke.texi: Document -mword-relocations.
2520 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2521 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2522 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2523 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2524 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2525 (arm_emit_movpair): New function.
2526 (arm_print_operand <c>): Handle sybolic addresses.
2527 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2528 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2529 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2530 * config/arm/arm.opt: Add -mword-relocations.
2531 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2532 (arm_movt, arm_movw): New.
2534 2008-09-01 Paul Brook <paul@codesourcery.com>
2536 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2537 Allow Interworking on ARMv4 EABI based targets.
2538 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2539 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2541 2008-09-01 Paul Brook <paul@codesourcery.com>
2543 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2544 optimized LT0 test. Remove optimization for GT.
2546 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2548 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2549 openmp applications.
2550 * pa-hpux11.h (LIB_SPEC): Likewise.
2552 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2555 2008-09-01 Jan Hubicka <jh@suse.cz>
2557 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2558 present, use only counts; when guessed use only frequencies.
2559 (estimate_bb_frequencies): Use function_frequency.
2560 * profile.c (compute_branch_probabilities): Exit early when
2561 profile reading failed. Set profile_status.
2562 (branch_prob): Do not set profile_status.
2564 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2566 * tree.c (protected_set_expr_location): New.
2567 * tree.h (protected_set_expr_location): New prototype.
2568 * c-tree.h (build_array_ref): Add argument.
2569 (parser_build_unary_op): Same.
2570 * c-typeck.c (build_indirect_ref): Handle new location argument.
2571 (build_array_ref): Same.
2572 (parser_build_unary_op): Same.
2573 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2575 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2577 * c-common.c (finish_label_address_expr): Handle new location argument.
2578 * c-common.h (build_indirect_ref): Add argument.
2579 (finish_label_address_expr): Same.
2580 * c-parser.c (c_parser_unary_expression): Pass location to build
2582 (c_parser_postfix_expression): Same.
2584 2008-09-01 Paul Brook <paul@codesourcery.com>
2586 * config/arm/arm.md: Include cortex-r4f.md.
2587 (attr fpu): Update type list.
2588 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2589 fconstd, fcmps and fcmpd.
2590 (attr tune_cortexr4): Define.
2591 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2592 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2593 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2594 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2595 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2596 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2597 cortex_a8_vfp_farith: Ditto.
2598 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2599 * config/arm/cortex-r4.md: Use tune_cortexr4.
2600 * config/arm/cortex-r4f.md: New file.
2602 2008-09-01 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/37305
2605 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2606 the result of constant conversions.
2607 (fold_gimple_assign): Likewise.
2609 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2611 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2612 #ifdef ENABLE_CHECKING.
2614 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2616 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2617 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2618 when !INSN_SCHEDULING.
2620 2008-09-01 Andreas Schwab <schwab@suse.de>
2622 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2624 2008-09-01 Paul Brook <paul@codesourcery.com>
2626 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2628 2008-09-01 Jan Hubicka <jh@suse.cz>
2630 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2632 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2634 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2635 * gimplify.c (gimplify_init_constructor): Add speed operand.
2636 * tree-sra.c (decide_block_copy): Likewise.
2637 * tree-inline.c (estimate_move_cost): Likewise.
2638 * config/alpha/alpha.h (MOVE_RATIO): Update.
2639 * config/frv/frv.c (MOVE_RATIO): Update.
2640 * config/spu/spu.h (MOVE_RATIO): Update.
2641 * config/sparc/sparc.h (MOVE_RATIO): Update.
2642 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2643 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2644 * config/cris/cris.h (MOVE_RATIO): Update.
2645 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2646 * config/arm/arm.h (MOVE_RATIO): Update.
2647 * config/pa/pa.md: Update uses of MOVE_RATIO
2648 * config/pa/pa.h (MOVE_RATIO): Update.
2649 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2650 CLEAR_RATIO, SET_RATIO): Update.
2651 * config/h8300/h8300.h (MOVE_RATIO): Update.
2652 * config/v850/v850.h (MOVE_RATIO): Update.
2653 * config/bfin/bfin.h (MOVE_RATIO): Update.
2655 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2656 Dmitry Melnik <dm@ispras.ru>
2657 Dmitry Zhurikhin <zhur@ispras.ru>
2658 Alexander Monakov <amonakov@ispras.ru>
2659 Maxim Kuvyrkov <maxim@codesourcery.com>
2661 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2662 sel-sched-dump.c, sel-sched-ir.c: New files.
2663 * Makefile.in (OBJS-common): Add selective scheduling object files.
2664 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2665 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2666 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2667 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2668 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2669 (make_forwarder_block): Update loop latch if we have redirected
2670 the loop latch edge.
2671 * cfgloop.c (get_loop_body_in_custom_order): New function.
2672 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2673 (CP_FALLTHRU_PREHEADERS): Likewise.
2674 (get_loop_body_in_custom_order): Declare.
2675 * cfgloopmanip.c (has_preds_from_loop): New.
2676 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2677 Assert that the preheader edge will be fall thru when it is set.
2678 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2679 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2680 fsel-sched-substitution, fselective-scheduling): New flags.
2681 * cse.c (hash_rtx_cb): New.
2683 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2684 sel_sched_insn_cnt): New counters.
2685 * final.c (compute_alignments): Export. Free dominance
2686 info after loop_optimizer_finalize.
2687 * genattr.c (main): Output maximal_insn_latency prototype.
2688 * genautomata.c (output_default_latencies): New.
2689 Factor its code from ...
2690 (output_internal_insn_latency_func): ... here.
2691 (output_internal_maximal_insn_latency_func): New.
2692 (output_maximal_insn_latency_func): New.
2693 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2694 (struct hard_reg_set_iterator): New.
2695 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2696 hard_reg_set_iter_next): New functions.
2697 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2698 * lists.c (remove_free_INSN_LIST_node,
2699 remove_free_EXPR_LIST_node): New functions.
2700 * loop-init.c (loop_optimizer_init): When
2701 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2702 calling create_preheaders.
2703 (loop_optimizer_finalize): Do not verify flow info after reload.
2704 * recog.c (validate_replace_rtx_1): New parameter simplify.
2705 Default it to true. Update all uses. Factor out simplifying
2707 (simplify_while_replacing): ... this new function.
2708 (validate_replace_rtx_part,
2709 validate_replace_rtx_part_nosimplify): New.
2710 * recog.h (validate_replace_rtx_part,
2711 validate_replace_rtx_part_nosimplify): Declare.
2712 * rtl.c (rtx_equal_p_cb): New.
2713 (rtx_equal_p): Use it.
2714 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2715 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2716 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2717 * vecprim.h: Add a vector type for unsigned int.
2718 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2719 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2720 ready_try, cycle_issued_insns, spec_info): Make global.
2721 (readyp): Initialize.
2722 (dfa_lookahead): New global variable.
2723 (old_max_uid, old_last_basic_block): Remove.
2724 (h_i_d): Make it a vector.
2725 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2727 (after_recovery, adding_bb_to_current_region_p):
2728 New variables to handle correct insertion of the recovery code.
2729 (struct ready_list): Move declaration to sched-int.h.
2730 (rgn_n_insns): Removed.
2731 (rtx_vec_t): Move to sched-int.h.
2732 (find_insn_reg_weight): Remove.
2733 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2734 (haifa_init_h_i_d, haifa_finish_h_i_d):
2735 New functions to initialize / finalize haifa instruction data.
2736 (extend_h_i_d, init_h_i_d): Rewrite.
2737 (unlink_other_notes): Move logic to add_to_note_list. Handle
2738 selective scheduler.
2739 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2740 find_fallthru_edge): Make global, remove static prototypes.
2741 (max_issue): Make global. Add privileged_n and state parameters. Use
2743 (extend_global, extend_all): Removed.
2744 (init_before_recovery): Add new param. Fix the handling of the case
2745 when we insert a recovery code before the EXIT which has a predecessor
2746 with a fallthrough edge to it.
2747 (create_recovery_block): Make global. Rename to
2748 sched_create_recovery_block. Update.
2749 (change_pattern): Rename to sched_change_pattern. Make global.
2750 (speculate_insn): Rename to sched_speculate_insn. Make global.
2751 Split haifa-specific functionality into ...
2752 (haifa_change_pattern): New static function.
2753 (sched_extend_bb): New static function.
2754 (sched_init_bbs): New function.
2755 (current_sched_info): Change type to struct haifa_sched_info.
2756 (insn_cost): Adjust for selective scheduling.
2757 (dep_cost_1): New function. Move logic from ...
2758 (dep_cost): ... here.
2759 (dep_cost): Use dep_cost_1.
2760 (contributes_to_priority_p): Use sched_deps_info instead of
2762 (priority): Adjust to work with selective scheduling. Process the
2763 corner case when all dependencies don't contribute to priority.
2764 (rank_for_schedule): Use ds_weak instead of dep_weak.
2765 (advance_state): New function. Move logic from ...
2766 (advance_one_cycle): ... here.
2767 (add_to_note_list, concat_note_lists): New functions.
2768 (rm_other_notes): Make static. Adjust for selective scheduling.
2769 (remove_notes, restore_other_notes): New functions.
2770 (move_insn): Add two arguments. Update assert. Don't call
2772 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2773 Remove more_issue, max_points. Move the code to initialize
2774 max_lookahead_tries to max_issue.
2775 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2776 ready. Adjust use of move_insn. Call restore_other_notes.
2778 (sched_init, sched_finish): Move Haifa-specific initialization/
2780 (haifa_sched_init, haifa_sched_finish): ... respectively.
2782 (setup_sched_dump): New function.
2783 (haifa_init_only_bb): New static function.
2784 (haifa_speculate_insn): New static function.
2785 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2786 (extend_ready, extend_all): Remove.
2787 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2788 (create_check_block_twin, add_to_speculative_block): Use
2789 haifa_insns_init instead of extend_global. Update to use new
2790 initialization functions. Change parameter. Factor out code from
2791 create_check_block_twin to ...
2792 (sched_create_recovery_edges) ... this new function.
2793 (add_block): Remove.
2794 (sched_scan_info): New.
2795 (extend_bb): Use sched_scan_info.
2796 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2797 static functions for walking through scheduling region.
2798 (sched_luids): New vector variable to replace uid_to_luid.
2799 (luids_extend_insn): New function.
2800 (sched_max_luid): New variable.
2801 (luids_init_insn): New function.
2802 (sched_init_luids, sched_finish_luids): New functions.
2803 (insn_luid): New debug function.
2804 (sched_extend_target): New function.
2805 (haifa_init_insn): New static function.
2806 (sched_init_only_bb): New hook.
2807 (sched_split_block): New hook.
2808 (sched_split_block_1): New function.
2809 (sched_create_empty_bb): New hook.
2810 (sched_create_empty_bb_1): New function.
2811 (common_sched_info, ready): New global variables.
2812 (current_sched_info_var): Remove.
2813 (move_block_after_check): Use common_sched_info.
2814 (haifa_luid_for_non_insn): New static function.
2815 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2816 (increase_insn_priority): New.
2817 * modulo-sched.c: (issue_rate): Remove static declaration.
2818 (sms_sched_info): Change type to haifa_sched_info.
2819 (sms_sched_deps_info, sms_common_sched_info): New variables.
2820 (setup_sched_infos): New.
2821 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2822 Do not call regstat_free_calls_crossed.
2823 (sms_print_insn): Use const_rtx.
2824 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2825 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2826 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2827 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2828 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2829 current_sched_info to use it.
2830 (enum reg_pending_barrier_mode): Move to sched-int.h.
2831 (h_d_i_d): New variable. Initialize to NULL.
2832 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2834 (estimate_dep_weak): Remove static declaration.
2835 (sched_has_condition_p): New function. Adjust users of
2836 sched_get_condition to use it instead.
2837 (conditions_mutex_p): Add arguments indicating which conditions are
2839 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2840 argument to indicate whether returned condition is reversed. Do not
2841 generate new rtx when condition should be reversed; indicate it by
2842 setting new argument instead.
2843 (add_dependence_list_and_free): Add deps parameter.
2844 Update all users. Do not free dependence list when
2845 deps context is readonly.
2846 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2848 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2849 (remove_from_deps): New. Use the above functions.
2850 (cur_insn, can_start_lhs_rhs_p): New static variables.
2851 (add_or_update_back_dep_1): Initialize present_dep_type.
2852 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2853 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2854 haifa_note_dep): New functions implementing dependence hooks for
2855 the Haifa scheduler.
2856 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2857 note_dep): New functions.
2858 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2860 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2861 (free_deps): Initialize deps->reg_last.
2862 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2863 sched_analyze_insn): Update to use dependency hooks infrastructure
2864 and readonly contexts.
2865 (deps_analyze_insn): New function. Move part of logic from ...
2866 (sched_analyze): ... here. Also move some logic to ...
2867 (deps_start_bb): ... here. New function.
2868 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2870 (sched_deps_init): New function. Move code from ...
2871 (init_dependency_caches): ... here. Remove.
2872 (init_deps_data_vector): New.
2873 (sched_deps_finish): New function. Move code from ...
2874 (free_dependency_caches): ... here. Remove.
2875 (init_deps_global, finish_deps_global): Adjust for use with
2876 selective scheduling.
2877 (get_dep_weak): Move logic to ...
2878 (get_dep_weak_1): New function.
2879 (ds_merge): Move logic to ...
2880 (ds_merge_1): New static function.
2881 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2882 (ds_get_max_dep_weak): New function.
2883 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2884 (n_insns): Rename to rgn_n_insns.
2885 (debug_ebb_dependencies): New function.
2886 (init_ready_list): Use it.
2887 (begin_schedule_ready): Use sched_init_only_bb.
2888 (ebb_print_insn): Indicate when an insn starts a new cycle.
2889 (contributes_to_priority, compute_jump_reg_dependencies,
2890 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2891 (add_block1): Remove to ebb_add_block.
2892 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2893 (schedule_ebb): Initialize them. Use remove_notes instead of
2894 rm_other_notes. Use haifa_local_init/finish.
2895 (schedule_ebbs): Use haifa_sched_init/finish.
2896 * sched-int.h: Include vecprim.h, remove rtl.h.
2897 (struct ready_list): Delete declaration.
2898 (sched_verbose_param, enum sched_pass_id_t,
2899 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2900 (struct sched_scan_info_def): New structure.
2901 (sched_scan_info, sched_scan, sched_init_bbs,
2902 sched_init_luids, sched_finish_luids, sched_extend_target,
2903 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2904 (struct common_sched_info_def): New.
2905 (common_sched_info, haifa_common_sched_info,
2906 sched_emulate_haifa_p): Declare.
2908 (sched_luids): Declare.
2909 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2910 (sched_max_luid, insn_luid): Declare.
2911 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2912 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2913 print_insn, print_pattern, print_value, haifa_classify_insn,
2914 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2915 setup_sched_dump, sched_init, sched_finish,
2916 sel_insn_is_speculation_check): Export.
2917 (struct ready_list): Move from haifa-sched.c.
2918 (ready_try, ready, max_issue): Export.
2919 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2920 sched_init_only_bb, sched_split_block, sched_split_block_1,
2921 sched_create_empty_bb, sched_create_empty_bb_1,
2922 sched_create_recovery_block, sched_create_recovery_edges): Export.
2923 (enum reg_pending_barrier_mode): Export.
2924 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2926 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2927 print_insn field. Move add_block and fix_recovery_cfg to
2928 common_sched_info_def. Move compute_jump_reg_dependencies,
2930 (struct sched_deps_info_def): ... this new structure.
2931 (sched_deps_info): Declare.
2932 (struct spec_info_def): Remove weakness_cutoff, add
2933 data_weakness_cutoff and control_weakness_cutoff.
2934 (spec_info): Declare.
2935 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2937 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2938 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2939 (current_sched_info): Change type to struct haifa_sched_info.
2940 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2941 (h_d_i_d): New variable.
2942 (HDID): New accessor macro.
2943 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2944 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2946 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2947 (enum SCHED_FLAGS): Update for selective scheduler.
2948 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2949 (init_dependency_caches, free_dependency_caches): Delete declarations.
2950 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2951 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2952 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2953 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2954 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2956 (rm_other_notes): Delete declaration.
2957 (schedule_block): Remove one argument.
2958 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2959 ready_element, ready_lastpos, sched_extend_ready_list,
2960 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2961 concat_note_lists): Export.
2962 (struct region): Move from sched-rgn.h.
2963 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2964 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2965 BLOCK_TO_BB, CONTAINING_RGN): Export.
2966 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2967 (current_nr_blocks, current_blocks, target_bb): Likewise.
2968 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2969 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2970 sched_rgn_local_init, extend_regions,
2971 rgn_make_new_region_out_of_new_block, compute_priorities,
2972 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2973 extend_rgns, deps_join rgn_setup_common_sched_info,
2974 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2975 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2976 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2977 increase_insn_priority): Likewise.
2978 * sched-rgn.c: Include sel-sched.h.
2979 (ref_counts): New static variable. Use it ...
2980 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2981 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2982 (sched_is_disabled_for_current_region_p): Delete static declaration.
2983 (struct region): Move to sched-int.h.
2984 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2985 ebb_head): Define and initialize.
2986 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2987 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2988 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2990 (find_single_block_region): Add new argument to indicate that EBB
2991 regions should be constructed.
2992 (debug_live): Delete declaration.
2993 (current_nr_blocks, current_blocks, target_bb):
2994 Remove static qualifiers.
2995 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2997 (init_regions): Delete declaration.
2998 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2999 rgn_estimate_number_of_insns): New.
3000 (too_large): Use estimate_number_of_insns.
3001 (haifa_find_rgns): New. Move the code from ...
3002 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3003 (free_trg_info): New.
3004 (compute_trg_info): Allocate candidate tables here instead of ...
3005 (init_ready_list): ... here.
3006 (rgn_print_insn): Use const_rtx.
3007 (contributes_to_priority, extend_regions): Delete static declaration.
3008 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3009 (add_block1): Rename to rgn_add_block.
3010 (debug_rgn_dependencies): Delete static qualifier.
3011 (new_ready): Use sched_deps_info. Simplify.
3012 (rgn_common_sched_info, rgn_const_sched_deps_info,
3013 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3015 (region_sched_info): Rename to rgn_const_sched_info.
3016 (deps_join): New, extracted from ...
3017 (propagate_deps): ... here.
3018 (compute_block_dependences, debug_dependencies): Update for selective
3020 (free_rgn_deps, compute_priorities): New functions.
3021 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3022 sched_rgn_compute_dependencies): New functions.
3023 (schedule_region): Use them.
3024 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3025 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3027 (schedule_insns): Call new functions that were split out.
3028 (rgn_make_new_region_out_of_new_block): New.
3029 (get_rgn_sched_max_insns_priority): New.
3030 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3031 scheduling when appropriate.
3032 * sched-vis.c: Include insn-attr.h.
3033 (print_value, print_pattern): Make global.
3034 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3035 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3036 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3037 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3038 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3039 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3040 hooks. Initialize them to 0.
3041 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3042 * target.h (struct gcc_target): Add them. Rename gen_check field to
3044 * flags.h (sel_sched_switch_set): Declare.
3045 * opts.c (sel_sched_switch_set): New variable.
3046 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3047 pipelining is disabled from command line.
3048 (common_handle_option): Record whether selective scheduling is
3049 requested from command line.
3050 * doc/invoke.texi: Document new flags and parameters.
3051 * doc/tm.texi: Document new target hooks.
3052 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3054 (dfa_state_size): Do not declare locally.
3055 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3056 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3057 rs6000_alloc_sched_context, rs6000_set_sched_context,
3058 rs6000_free_sched_context): New functions.
3059 (struct _rs6000_sched_context): New.
3060 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3062 (rs6000_sched_finish): Do not run for selective scheduling.
3064 2008-08-31 Jan Hubicka <jh@suse.cz>
3066 * frv.c (frv_rtx_costs): Update forward declaration.
3067 * spu.c (spu_rtx_costs): Likewise.
3068 * pdp11.c: Include df.h
3069 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3070 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3071 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3072 * iq2000.c (iq2000_address_cost): Add speed argument.
3073 (iq2000_rtx_costs): Likewise.
3074 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3075 update call of mn10300_address_cost.
3076 * mcore.c: Include df.h
3077 (mcore_rtx_costs): Update prototype.
3078 * score3.c: Include df.h
3079 (score3_rtx_costs): Remove speed argument.
3080 * score7.c: Include df.h
3081 (score7_address_cost): Remove speed argument.
3082 * score-protos.h (score_address_cost): Update prototype.
3083 * score.c: Include df.h
3084 (score_rtx_costs): Update call of costs functions.
3085 * v850.c (v850_rtx_costs): Add bool argument.
3087 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3089 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3091 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3093 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3094 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3096 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3098 * mkmap-flat.awk: Add option pe_dll.
3099 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3100 * config/i386/t-cygwin (SHLIB_LC): Add.
3101 * config/i386/t-mingw32 (SHLIB_LC): Add.
3102 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3103 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3104 (LINK_SPEC): Support libgcc_s.
3105 (LIBGCC_SPEC): Support libgcc_s.
3106 (LIBGCC_SONAME): New.
3108 2008-08-31 Jan Hubicka <jh@suse.cz>
3110 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3111 mistakely had old version of patch.
3113 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3114 (ipcp_estimate_growth): New.
3115 (ipcp_insert_stage): Use ipcp_estimate_growth.
3116 * profile.c (branch_prob): When reading failed, do not consider
3119 2008-08-31 Jan Hubicka <jh@suse.cz>
3121 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3122 loop is optimized for speed.
3124 2008-08-31 Richard Guenther <rguenther@suse.de>
3127 * fold-const.c (fold_binary): Retain conversions in folding
3130 2008-08-31 Jan Hubicka <jh@suse.cz>
3132 * postreload-gcse.c (eliminate_partially_redundant_loads):
3133 Use optimize_bb_for_size_p.
3134 * predict.c (maybe_hot_frequency_p): Make inline.
3135 (maybe_hot_count_p): Break out from ...
3136 (maybe_hot_bb_p): ... this one.
3137 (maybe_hot_edge_p): Simplify.
3138 * basic-block.h (probably_cold_bb_p): Remove.
3140 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3143 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3145 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3146 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3147 Also split V4SFmode.
3148 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3151 2008-08-31 Jan Hubicka <jh@suse.cz>
3153 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3155 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3157 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3160 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3163 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3164 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3166 2008-08-31 Jan Hubicka <jh@suse.cz>
3168 * sparc.h (BRANCH_COST): Fix macro definition.
3169 * avr.c (avr_operand_rtx_cost): Add speed argument.
3170 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3172 2008-08-31 Richard Guenther <rguenther@suse.de>
3174 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3175 types instead of operands. Re-instantiate verifying of
3176 binary expression operands.
3178 2008-08-30 Jan Hubicka <jh@suse.cz>
3180 * fwprop.c (should_replace_address): Add speed attribute.
3181 (PR_OPTIMIZE_FOR_SPEED): New flag.
3182 (propagate_rtx_1): Use it.
3183 (propagate_rtx): Set it.
3184 (try_fwprop_subst): Update call of rtx_costs.
3185 (forward_propagate_and_simplify): LIkewise.
3186 * hooks.c (hook_int_rtx_bool_0): New
3187 (hook_bool_rtx_int_int_intp_false): Replace by ...
3188 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3189 * hooks.h (hook_int_rtx_bool_0): New
3190 (hook_bool_rtx_int_int_intp_false): Replace by ...
3191 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3192 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3193 (prepare_cmp_insn): UPdate call of rtx_cost.
3194 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3195 (reload_cse_simplify_operands): Update call of rtx_cost.
3196 (reload_cse_move2add): call of rtx_cost.
3197 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3198 * rtlanal.c (rtx_cost): Add speed argument.
3199 (address_cost): Add speed argument
3200 (default_address_cost): Likewise.
3201 (insn_rtx_cost): Likewise.
3202 * cfgloopanal.c (seq_cost): Add speed argument.
3203 (target_reg_cost, target_spill_cost): Turn to array.
3204 (init_set_costs): Update for speed.
3205 (estimate_reg_pressure_cost): Add speed argument.
3206 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3207 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3208 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3209 (seq_cost): Add speed argument.
3210 (computation_cost): Add speed arugment.
3211 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3212 (force_expr_to_var_cost): Update for profile info.
3213 (force_var_cost): Likewise.
3214 (split_address_cost): Likewise.
3215 (ptr_difference_cost): Likewise.
3216 (difference_cost): Likewise.
3217 (get_computation_cost_at): Likewise.
3218 (determine_iv_cost): Likewise.
3219 (ivopts_global_cost_for_size): Likewise.
3220 (rewrite_use_address): Likewise.
3221 (tree_ssa_iv_optimize_loop): Initialize speed field.
3222 * cse.c (optimize_this_for_speed_p): New static var.
3223 (notreg_cost): Update call of rtx_cost.
3224 (cse_extended_basic_block): set optimize_this_for_speed_p.
3225 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3226 (noce_try_cmove_arith): Likewise.
3227 (noce_try_sign_mask): LIkewise.
3228 * expr.c (compress_float_constant): Update rtx_cost calls.
3229 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3231 (addr_to_parts): Likewise.
3232 (create_mem_ref): Likewise.
3233 * dse.c (find_shift_sequence): Add speed argument.
3234 (replace_read): Update call.
3235 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3236 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3237 * neg_cost, shift_cost, shiftadd_cost,
3238 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3239 mul_highpart_cost): Increase dimension.
3240 (init_expmed): Initialize for both size and speed.
3241 (expand_shift): Use profile.
3242 (synth_mult): Use profile.
3243 (choose_mult_variant): Use profile.
3244 (expand_mult): Use profile.
3245 (expand_mult_highpart_optab): Use profile.
3246 (expand_mult_highpart): Use profile.
3247 (expand_smod_pow2): Use profile.
3248 (expand_divmod): Use profile.
3249 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3251 * loop-invariant.c (create_new_invariant): Use profile.
3252 (gain_for_invariant): Add speed parameter.
3253 (best_gain_for_invariant): Likewise.
3254 (find_invariants_to_move): Likewise.
3255 (move_single_loop_invariants): Set it.
3256 * target-def.h (TARGET_RTX_COSTS): Use hook.
3257 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3258 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3259 * output.h (default_address_cost): Update prototype.
3260 * combine.c (optimize_this_for_speed_p): New static var.
3261 (combine_validate_cost): Update call of rtx_cost.
3262 (combine_instructions): Set optimize_this_for_speed_p.
3263 (expand_compound_operation): Update call of rtx_cost.
3264 (make_extraction):Update call of rtx_cost.
3265 (force_to_mode):Update call of rtx_cost.
3266 (distribute_and_simplify_rtx):Update call of rtx_cost.
3267 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3268 (estimate_reg_pressure_cost): Update prototype.
3269 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3270 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3272 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3273 (alpha_rtx_costs): Update.
3274 * config/frv/frv.c (frv_rtx_costs): Update.
3275 * config/s390/s390.c (s390_rtx_costs): Update.
3276 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3277 (m32c_rtx_costs): Update.
3278 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3279 (spu_rtx_costs): Update.
3280 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3281 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3282 * config/i386/i386.c (:ix86_address_cost): Update.
3283 (ix86_rtx_costs): Update.
3284 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3285 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3286 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3287 * config/crx/crx.c (crx_address_cost): Update.
3288 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3289 * config/stormy16/stormy16.c
3290 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3291 * config/m68hc11/m68hc11.c
3292 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3293 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3294 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3296 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3298 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3299 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3300 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3301 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3302 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3303 (mcore_rtx_costs): update.
3304 * config/score/score3.c (score3_rtx_costs): Update.
3305 * config/score/score7.c (score7_rtx_costs): Update.
3306 * config/score/score3.h (score3_rtx_costs):Update.
3307 * config/score/score7.h (score7_rtx_costs): Update.
3308 * config/score/score.c (score_rtx_costs): Update.
3309 * config/arm/arm.c (arm_address_cost): Update.
3310 (arm_rtx_costs_1): Update.
3311 (arm_rtx_costs_1): Update.
3312 (arm_size_rtx_costs): Update.
3313 (arm_size_rtx_costs): Update.
3314 (arm_size_rtx_costs): Update.
3315 (arm_xscale_rtx_costs): Update.
3316 (arm_thumb_address_cost): Update.
3317 * config/pa/pa.c (hppa_address_cost): Update.
3318 * config/mips/mips.c (mips_rtx_costs): Update.
3319 * config/vax/vax.c (vax_address_cost): Update.
3320 * config/h8300/h8300.c (h8300_shift_costs): Update.
3321 (h8300_rtx_costs): Update.
3322 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3323 (v850_rtx_costs): Update.
3324 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3325 * config/bfin/bfin.c
3326 (bfin_address_cost): Update.
3327 (bfin_rtx_costs): Update.
3328 * stmt.c (lshift_cheap_p): Update.
3330 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3333 * expmed.c (extract_bit_field_1): Check the mode size to make
3334 sure the vector modes have the same size.
3336 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3338 * dojump.c (top level): Include basic-block.h to declare
3339 optimize_insn_for_speed_p
3341 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3343 * opts.h (CL_SAVE): New option class for marking options that are
3344 target specific options usable in the target attribute.
3345 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3347 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3348 can easily find the target specific options that are safe to use
3349 in the attribute or pragma.
3351 * attribs.c (decl_attributes): Change #pragma GCC option to
3352 #pragma GCC target, and attribute((option(...))) to
3353 attribute((target(...))).
3355 * doc/extend.texi (target attribute): Change from option
3356 attribute. Delete push/pop/reset.
3357 (#pragma GCC target): Change from #pragma GCC option. Delete
3359 (#pragma GCC push_options): Document new pragma.
3360 (#pragma GCC pop_options): Document new pragma.
3361 (#pragma GCC reset_options): Document new pragma.
3363 * targhooks.c (default_target_option_valid_attribute_p): Add
3364 warning about port not supporting target attributes.
3365 (default_target_option_pragma_parse): New function, warn about
3366 #pragma GCC target not being supported.
3368 * targhooks.h (default_target_option_pragma_parse): Add
3371 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3372 TI_CURRENT_OPTION_PRAGMA.
3373 (current_target_pragma): Rename from current_option_pragma.
3375 * target.h: (struct target_option): Delete booleans for changing
3376 the optimization level on hot/cold functions. Change signature of
3377 pragma_parse hook to take a second tree.
3379 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3381 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3382 that the declaration is done at global scope.
3384 * langhooks.c (add_builtin_function_common): Move most of the code
3385 from add_builtin_function here, calling the hook passed in.
3386 (add_builtin_function): Call add_builtin_function_common with
3387 standard builtin hook.
3388 (add_builtin_function_ext_scope): New function to add builtins to
3391 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3393 (add_builtin_function_ext_scope): Add declaration.
3395 * c-pragma.c (handle_pragma_target): Rename from
3396 handle_pragma_option, #pragma GCC option is now #pragma GCC
3397 target. Move warning about port not supporting target options to
3398 default pragma parse hook. Remove push/pop/reset from this
3400 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3401 (option_stack): Delete static variable.
3402 (optimize_stack): Ditto.
3403 (optons_stack): New stack of saved target and optimization
3405 (handle_pragma_push_options): New function to handle pushing both
3406 target and optimization options.
3407 (handle_pragma_pop_options): New function to handle popping both
3408 target and optimization options.
3409 (handle_pragma_reset_options): New function to handle resetting
3410 both target and optimization options to their initial state.
3411 (init_pragma): Rename handle_pragma_option to
3412 handle_pragma_target. Add support for push_options, pop_options,
3413 and reset_options pragmas.
3415 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3416 default_target_option_pragma_parse.
3417 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3418 default_target_option_valid_attribute_p.
3419 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3420 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3421 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3422 optimization level on hot/cold functions.
3424 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3425 if the caller and callee have different optimization levels.
3427 * c-common.c (handle_target_attribute): Rename from
3428 handle_option_attribute, attribute((option(...))) is now
3429 attribute((target(...))). Move warning if the port does not
3430 support target attributes to the default hook.
3431 (handle_hot_attribute): Delete code to change the optimization
3432 level of hot functions.
3433 (handle_cold_attribute): Ditto.
3435 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3436 argument that is the binary tree options to use if there are no
3437 arguments. Call ix86_valid_target_attribute_tree instead of
3438 ix86_valid_option_attribute_tree.
3439 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3440 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3441 ix86_pragma_option_parse.
3443 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3444 Rename from ix86_valid_option_attribute_tree.
3446 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3447 new builtins when the ISA changes.
3448 (ix86_valid_target_attribute_tree): Rename from
3449 ix86_valid_option_attribute_tree. Change callers. If the
3450 function specified optimization options, use those as the starting
3451 point before setting up the target attributes. If the
3452 optimization options were changed in the course of setting the
3453 target attributes, record the new optimization options.
3454 (ix86_valid_target_attribute_tree_inner_p): Rename from
3455 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3456 ix86_add_new_builtins if the ISA changed.
3457 (ix86_valid_target_attribute_p): Rename from
3458 ix86_valid_option_attribute_p. Change callers.
3459 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3460 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3461 as delayed builtin functions.
3462 (struct builtin_isa): New structure to record builtin functions
3463 that should be delayed until the ISA for that function is used.
3464 (ix86_builtins_isa): Change from int to struct to track builtin
3465 functions we want to declare at some point.
3466 (def_builtin): If the front end can delay defining the builtin
3467 functions, don't create builtins for ISAs not part of the default
3469 (def_builtin_const): Ditto.
3470 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3471 __builtin_ia32_pcmov_v2di to be different builtin functions.
3472 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3473 a structure instead of an int.
3474 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3475 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3476 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3477 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3479 * config/ia64/ia64.h
3480 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3481 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3483 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3484 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3485 (LANG_HOOKS_INITIALIZER): Add
3486 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3488 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3491 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3492 the reload address with the index register for SFmode
3493 access with a displacement.
3495 2008-08-30 Jan Hubicka <jh@suse.cz>
3497 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3498 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3499 * dojump.c (do_jump): Likewise.
3500 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3501 (note-if_info): Add BRANCH_COST.
3502 (noce_try_store_flag_constants, noce_try_addcc,
3503 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3504 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3505 find_if_case_2): Use computed branch cost.
3506 * expr.h (BRANCH_COST): Update default.
3507 * predict.c (predictable_edge_p): New function.
3508 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3509 Update BRANCH_COST call.
3510 * basic-block.h (predictable_edge_p): Declare.
3511 * config/alpha/alpha.h (BRANCH_COST): Update.
3512 * config/frv/frv.h (BRANCH_COST): Update.
3513 * config/s390/s390.h (BRANCH_COST): Update.
3514 * config/spu/spu.h (BRANCH_COST): Update.
3515 * config/sparc/sparc.h (BRANCH_COST): Update.
3516 * config/m32r/m32r.h (BRANCH_COST): Update.
3517 * config/i386/i386.h (BRANCH_COST): Update.
3518 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3520 * config/sh/sh.h (BRANCH_COST): Update.
3521 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3522 * config/avr/avr.h (BRANCH_COST): Update.
3523 * config/crx/crx.h (BRANCH_COST): Update.
3524 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3525 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3526 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3527 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3528 * config/ia64/ia64.h (BRANCH_COST): Update.
3529 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3530 * config/arc/arc.h (BRANCH_COST): Update.
3531 * config/score/score.h (BRANCH_COST): Update.
3532 * config/arm/arm.h (BRANCH_COST): Update.
3533 * config/pa/pa.h (BRANCH_COST): Update.
3534 * config/mips/mips.h (BRANCH_COST): Update.
3535 * config/vax/vax.h (BRANCH_COST): Update.
3536 * config/h8300/h8300.h (BRANCH_COST): Update.
3537 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3538 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3539 * doc/tm.texi (BRANCH_COST): Update.
3541 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3544 * config/arm/arm.c (arm_optimization_options): Set
3545 flag_section_anchors to 2 instead of 1 to distinguish it from
3546 -fsection-anchors given explicitely on the command line.
3548 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3550 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3551 final insn of a split.
3553 2008-08-30 Jan Hubicka <jh@suse.cz>
3555 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3556 optimized for speed.
3557 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3558 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3559 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3560 flag_gcse_after_reload_set): New static vars.
3561 (common_handle_option): Enable those flags for profile-use.
3562 (decode_options): Remove optimize_size flags that are handled
3563 on higher granuality.
3564 * tree-vectorizer.c (vectorize_loops): Use
3565 optimize_loop_nest_for_speed_p.
3566 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3567 * tree-predcom.c (tree_predictive_commoning): Use
3568 optimize_loop_for_speed_p.
3569 * varasm.c (assemble_start_function): Use
3570 optimize_function_for_speed_p.
3571 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3572 * predict.c (optimize_loop_for_speed_p): Fix walk.
3574 2008-08-30 Jan Hubicka <jh@suse.cz>
3576 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3578 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3579 profile presence locally.
3581 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3584 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3585 versions before 4.0.
3587 2008-08-29 Jan Hubicka <jh@suse.cz>
3589 * tree-inline.c (insert_init_stmt): Insert sequence even when
3592 2008-08-29 Jeff Law <law@redhat.com>
3594 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3595 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3596 location and class is an FP register.
3598 2008-08-29 Jan Hubicka <jh@suse.cz>
3600 * see.c (see_merge_one_def_extension): Silence used uninitialized
3602 * matrix-reorg.c (check_allocation_function): Likewise.
3603 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3605 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3608 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3609 compute new & and | in type rather than TREE_TYPE (arg0).
3611 * dwarf2out.c (fortran_common): Update comment.
3612 (gen_variable_die): Swap com_die and var_die variables in Fortran
3613 COMMON block handling code.
3615 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3617 * dwarf2out.c (gen_const_die): New function.
3618 (size_of_die, value_format, output_die): Output larger
3619 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3620 (native_encode_initializer): New function.
3621 (tree_add_const_value_attribute): Call it.
3622 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3624 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3625 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3626 TREE_THIS_VOLATILE to add_type_attribute.
3628 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3630 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3633 * dwarf2out.c (loc_by_reference): New function.
3634 (add_location_or_const_value_attribute): Use it.
3637 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3638 as DW_TAG_variable children of DW_TAG_common_block rather than
3639 DW_TAG_member children. Put DW_AT_external to individual
3640 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3642 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3643 loc_descriptor_from_tree_1.
3647 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3648 arguments to imported_module_or_decl.
3649 (debug_nothing_tree_tree): Removed.
3650 (debug_nothing_tree_tree_tree_bool): New prototype.
3651 * debug.c (do_nothing_debug_hooks): Adjust.
3652 (debug_nothing_tree_tree): Removed.
3653 (debug_nothing_tree_tree_tree_bool): New function.
3654 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3655 (gen_variable_die): Put all common vars for the
3656 same COMMON block under one DW_TAG_common_block.
3657 (declare_in_namespace): Return new context_die, for Fortran
3658 return the module DIE instead of adding extra declarations into
3660 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3661 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3662 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3664 (dwarf2out_global_decl): Don't skip Fortran global vars.
3665 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3666 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3667 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3668 DW_TAG_imported_declaration as child of previous
3669 DW_TAG_imported_module.
3670 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3671 * sdbout.c (sdb_debug_hooks): Likewise.
3672 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3674 2008-08-29 Jan Hubicka <jh@suse.cz>
3676 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3678 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3679 * ipa-cp.c (n_cloning_candidates): New static variable.
3680 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3681 (ipcp_print_all_lattices): Improve debug output.
3682 (ipcp_cloning_candidate_p): New function.
3683 (ipcp_initialize_node_lattices): Use it.
3684 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3685 (ipcp_propagate_stage): Prettier debug output.
3686 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3687 (ipcp_print_all_structures): Remove.
3688 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3689 (ipcp_insert_stage): Prettier debug output; call
3690 cgraph_remove_unreachable_nodes before propagating.
3691 (pass_ipa_cp): Schedule function removal pass.
3692 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3694 (cgraph_maybe_hot_edge_p): Move to ...
3695 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3696 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3697 (common_handle_option): Set them; enable ipa-cp when profiling.
3698 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3699 (ipa_print_all_jump_functions): Likewise.
3700 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3701 (ipa_print_node_params, ipa_print_all_params): New.
3702 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3703 ipa_print_all_param_flags): Remove.
3704 (ipa_print_node_params, ipa_print_all_params): New.
3706 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3708 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3709 change from 2008-04-03.
3710 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3712 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3715 * ira-color.c (push_allocnos_to_stack): Truncate
3716 removed_splay_allocno_vec.
3718 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3721 * ira-color (ira_fast_allocation): Don't assign hard registers to
3724 2008-08-29 Jan Hubicka <jh@suse.cz>
3727 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3728 for cold internal loops.
3730 2008-08-29 Richard Guenther <rguenther@suse.de>
3732 * tree-ssa-structalias.c (create_variable_info_for): Do not
3733 create fields for heap vars or vars with a noalias state.
3734 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3737 2008-08-29 Richard Guenther <rguenther@suse.de>
3739 * common.opt (ftree-store-ccp): Mark as preserved for
3740 backward compatibility.
3741 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3742 * tree-pass.h (pass_store_ccp): Remove.
3743 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3744 (first_vdef): Remove declaration.
3745 (get_value_loaded_by): Likewise.
3746 * tree-ssa-ccp.c (do_store_ccp): Remove.
3747 (get_default_value): Simplify as do_store_ccp is always false
3748 now. Do not initialize mem_ref.
3749 (set_value_varying): Likewise.
3750 (canonicalize_float_value): Likewise.
3751 (set_lattice_value): Likewise.
3752 (likely_value): Likewise.
3753 (surely_varying_stmt_p): Likewise.
3754 (ccp_initialize): Likewise.
3755 (ccp_lattice_meet): Likewise.
3756 (ccp_visit_phi_node): Likewise.
3757 (ccp_fold): Likewise.
3758 (evaluate_stmt): Likewise.
3759 (visit_assignment): Likewise.
3760 (ccp_visit_stmt): Likewise.
3761 (execute_ssa_ccp): Fold into ...
3762 (do_ssa_ccp): ... this.
3763 (do_ssa_store_ccp): Remove.
3764 (gate_store_ccp): Likewise.
3765 (pass_store_ccp): Likewise.
3766 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3768 * tree-ssa-propagate.c (first_vdef): Remove.
3769 (get_value_loaded_by): Likewise.
3770 (replace_vuses_in): Likewise.
3771 (substitute_and_fold): Do not call replace_vuses_in.
3772 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3774 2008-08-29 Richard Guenther <rguenther@suse.de>
3777 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3778 PARAM_NOALIAS tags with is_heapvar.
3779 * tree-ssa-operands.c (access_can_touch_variable): Offset
3780 based tests do not apply for heapvars. Fix offset test.
3782 2008-08-29 Jan Hubicka <jh@suse.cz>
3784 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3785 (-fipa-cp-clone): Enabled by default at -O3.
3786 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3787 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3789 2008-08-29 Jan Hubicka <jh@suse.cz>
3791 * tree.c (build_function_type_skip_args,
3792 build_function_decl_skip_args): New functions.
3793 * tree.h (build_function_type_skip_args,
3794 build_function_decl_skip_args): Declare.
3795 * gimple.c (giple_copy_call_skip_args): New function.
3796 (giple_copy_call_skip_args): Declare.
3798 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3799 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3800 (ipcp_node_modifiable_p): ... this one; use
3801 tree_versionable_function_p.
3802 (ipcp_create_replace_map): Improve debug output.
3803 (ipcp_need_redirect_p): Return false when not clonning.
3804 (ipcp_update_callgraph): Skip args.
3805 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3807 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3808 (save_inline_function_body): Update call of tree_function_versioning.
3809 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3810 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3812 (tree_function_versioning): Likewise.
3813 * tree-inline.h (tree_function_versioning): Update prototype.
3815 2008-08-29 Jan Hubicka <jh@suse.cz>
3817 * loop-unswitch.c (unswitch_single_loop): Use
3818 optimize_loop_for_speed_p.
3819 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3820 Use optimize_function_for_size_p.
3821 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3822 * postreload-gcse.c (eliminate_partially_redundant_load):
3823 Use optimize_bb_for_size_p.
3824 * value-prof.c (gimple_divmod_fixed_value_transform,
3825 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3826 gimple_stringops_transform): Use optimize_bb_for_size_p.
3827 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3828 * final.c (compute_alignments): Use optimize_function_for_size_p.
3829 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3830 (fold_builtin_strcpy, fold_builtin_fputs): Use
3831 optimize_function_for_size_p.
3832 * fold-const.c (tree_swap_operands_p): Use
3833 optimize_function_for_size_p.
3834 * recog.c (relax_delay_slots): Likewise.
3835 * tree-ssa-math-opts.c (replace_reciprocal):
3836 Use optimize_bb_for_speed_p.
3837 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3838 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3839 optimize_function_for_size_p.
3840 (cgraph_decide_inlining_of_small_function): Use
3841 optimize_function_for_size_p.
3842 * global.c (find_reg): Use optimize_function_for_size_p.
3843 * opts.c (decode_options): Do not clear flag_tree_ch,
3844 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3845 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3846 work it out from profile.
3847 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3848 optimize_loop_for_speed_p.
3849 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3851 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3852 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3853 * tree-eh.c (decide_copy_try_finally): Use
3854 optimize_function_for_size_p.
3855 * local-alloc.c (block_alloc): Pass BB pointer.
3856 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3857 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3858 * loop-unroll.c (decide_unrolling_and_peeling):
3859 Use optimize_loop_for_size_p.
3860 (decide_peel_completely): Likewise.
3861 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3862 optimize_loop_for_size_p.
3863 (vect_enhance_data_refs_alignment): Likewise.
3864 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3865 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3867 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3868 (try_crossjump_bb): Use optimize_bb_for_size_p.
3869 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3870 optimize_loop_for_speed_p.
3871 * bb-reorder.c (find_traces_1_round): Likewise.
3872 (copy_bb): Use optimize_bb_for_speed_p.
3873 (duplicate_computed_gotos): Likewise.
3874 * basic-block.h (optimize_loop_nest_for_size_p,
3875 optimize_loop_nest_for_speed_p): New.
3876 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3878 2008-08-29 Tristan Gingold <gingold@adacore.com>
3880 * gcov.c (main): Call expandargv.
3882 2008-08-29 Jan Hubicka <jh@suse.cz>
3884 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3886 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3888 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3889 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3891 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3893 2008-08-29 Jan Hubicka <jh@suse.cz>
3895 * tree-pass.h (pass_strip_predict_hints): Declare.
3896 * predict.c (strip_builtin_expect): Rename to ...
3897 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3898 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3899 (tree_estimate_probability): Do not strip builtin_expect.
3900 (pass_strip_predict_hints): New pass.
3901 * tree-inline.c (expand_call_inline): When inlining cold function,
3902 predict it as unlikely.
3903 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3905 2008-08-29 Richard Guenther <rguenther@suse.de>
3907 PR tree-optimization/37207
3908 * tree-vrp.c (extract_range_from_binary_expr): Also try
3909 to constant fold if only one of the operands is a constant.
3911 2008-08-29 Nick Clifton <nickc@redhat.com>
3913 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3914 the same way as SYMBOL_REFs.
3916 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3918 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3920 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3922 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3923 * config/mips/mips.md (branch_likely): Remove const. Fix
3925 (define_delay for type "branch"): Change to only apply for branch
3926 with likely variant.
3927 (define_delay for type "branch" and "branch_likely" no). New delay
3929 (equality_op): New code iterator.
3930 (bbv, bbinv): New code attributes.
3931 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3934 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3935 Andrew Pinski <pinskia@gcc.gnu.org>
3938 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3940 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3942 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3943 rule that a symbolic constant must be defined and >= 0 for the
3944 corresponding facility to be present at compile-time.
3945 * gthr-posix.c: Likewise.
3947 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3949 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3950 * config/mips/mips.md (D): New mode attribute.
3951 (mulsi3, muldi3): Merge it into ...
3952 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3953 (muldi3_mul3): New pattern.
3954 (mulsi3_mult3): Rename to mulsi3_mul3.
3956 2008-08-28 Jan Hubicka <jh@suse.cz>
3958 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3960 * predict.c (always_optimize_for_size_p): Rename to ...
3961 (optimize_function_for_size): ... this one; make extern.
3962 (optimize_function_for_speed_p): New.
3963 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3964 optimize_edge_for_size_p,optimize_edge_for_size_p,
3965 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3966 * basic-block.h (optimize_function_for_size_p,
3967 optimize_function_for_speed_p): Declare.
3968 * i386.md (optimize_size checks): Replace them by appropriate
3970 (standard_80387_constant_p, ix86_compute_frame_layout,
3971 ix86_expand_epilogue, ix86_decompose_address,
3972 print_operand, emit_i387_cw_initialization,
3973 inline_memory_move_cost, ix86_pad_returns,
3974 ix86_reorg): Replace optimize_size checks.
3976 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3978 * rtl.h (simplify_subreg_regno): Declare.
3979 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3980 * simplify-rtx.c (simplify_subreg): ...here.
3981 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3982 subreg_offset_representable_p.
3984 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3987 * c-typeck.c (convert_for_assignment): Give a note describing what
3988 was passed and what was expected.
3990 2008-08-28 Joey Ye <joey.ye@intel.com>
3992 * doc/extend.texi: Document AVX built-in functions.
3993 * doc/invoke.texi: Document -mavx.
3995 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3996 Joey Ye <joey.ye@intel.com>
3997 Xuepeng Guo <xuepeng.guo@intel.com>
3999 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4001 * config/i386/cpuid.h (bit_FMA): New.
4002 (bit_XSAVE): Likewise.
4003 (bit_OSXSAVE): Likewise.
4004 (bit_AVX): Likewise.
4006 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4007 define. Use ASM_OUTPUT_AVX_PREFIX.
4009 * config/i386/gmmintrin.h: New.
4011 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4012 (OPTION_MASK_ISA_AVX_SET): New.
4013 (OPTION_MASK_ISA_FMA_SET): Likewise.
4014 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4015 (OPTION_MASK_ISA_FMA_SET): Likewise.
4016 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4017 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4018 (pta_flags): Add PTA_AVX and PTA_FMA.
4019 (override_options): Handle PTA_AVX and PTA_FMA.
4020 (init_cumulative_args): Handle warn_avx.
4021 (classify_argument): Return 0 for COImode and OImode. Return
4022 1 and X86_64_AVX_CLASS for 256bit vector types.
4023 (examine_argument): Handle X86_64_AVX_CLASS.
4024 (construct_container): Likewise.
4025 (function_arg_advance_32): Pass OImode and 256bit vector types
4027 (function_arg_advance_64): Take a new argument to indicate if a
4028 parameter is named. Handle 256bit vector types. Return
4029 immediately for unnamed 256bit vector mode parameters.
4030 (function_arg_advance): Updated.
4031 (function_arg_32): Add comments for TImode. Handle OImode
4032 and 256bit vector types.
4033 (function_arg_64): Take a new argument to indicate if a
4034 parameter is named. Handle 256bit vector types. Return NULL
4035 for unnamed 256bit vector mode parameters.
4036 (function_arg): Updated.
4037 (setup_incoming_varargs_64): Support
4038 AVX encoding for *sse_prologue_save_insn.
4039 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4040 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4041 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4042 enabled, otherwise return -3.
4043 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4045 (print_reg): Support AVX registers. Handle 'x' and 't'.
4046 Handle 'd' to duplicate the operand.
4047 (print_operand): Likewise. Also support AVX vector compare
4049 (output_387_binary_op): Support AVX.
4050 (output_fp_compare): Likewise.
4051 (ix86_expand_vector_move_misalign): Likewise.
4052 (ix86_attr_length_vex_default): New.
4053 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4054 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4055 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4056 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4057 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4058 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4059 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4060 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4061 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4062 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4063 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4064 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4065 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4066 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4067 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4068 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4069 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4070 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4071 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4072 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4073 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4074 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4075 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4076 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4077 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4078 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4079 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4080 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4081 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4082 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4083 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4084 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4085 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4086 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4087 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4088 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4089 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4090 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4091 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4092 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4093 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4094 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4095 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4096 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4097 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4098 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4099 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4100 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4101 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4102 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4103 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4104 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4105 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4106 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4107 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4108 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4109 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4110 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4111 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4112 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4113 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4114 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4115 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4116 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4117 and IX86_BUILTIN_MOVMSKPS256,
4118 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4119 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4120 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4121 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4122 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4123 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4124 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4125 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4126 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4127 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4128 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4129 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4130 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4131 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4132 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4133 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4134 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4135 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4136 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4137 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4138 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4139 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4140 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4141 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4142 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4143 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4144 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4145 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4146 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4147 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4148 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4149 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4150 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4151 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4152 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4153 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4154 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4155 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4156 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4157 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4158 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4159 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4160 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4161 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4162 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4163 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4164 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4165 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4166 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4167 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4168 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4169 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4170 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4171 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4172 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4173 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4174 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4175 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4177 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4178 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4179 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4180 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4181 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4182 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4183 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4184 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4185 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4186 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4187 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4188 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4189 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4190 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4191 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4192 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4193 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4194 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4195 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4196 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4197 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4198 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4199 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4200 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4201 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4202 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4203 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4204 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4205 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4206 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4207 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4208 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4209 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4210 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4211 IX86_BUILTIN_MOVMSKPS256.
4212 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4213 (ix86_expand_args_builtin): Likewise.
4214 (ix86_expand_special_args_builtin): Likewise.
4215 (ix86_hard_regno_mode_ok): Handle AVX modes.
4216 (ix86_expand_vector_init_duplicate): Likewise.
4217 (ix86_expand_vector_init_one_nonzero): Likewise.
4218 (ix86_expand_vector_init_one_var): Likewise.
4219 (ix86_expand_vector_init_concat): Likewise.
4220 (ix86_expand_vector_init_general): Likewise.
4221 (ix86_expand_vector_set): Likewise.
4222 (ix86_vector_mode_supported_p): Likewise.
4223 (x86_extended_reg_mentioned_p): Check INSN_P before using
4226 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4227 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4229 * config/i386/i386.h (TARGET_AVX): New.
4230 (TARGET_FMA): Likewise.
4231 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4232 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4233 (VALID_AVX256_REG_MODE): New.
4234 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4235 (AVX_FLOAT_MODE_P): Likewise.
4236 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4237 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4238 (AVX_VEC_FLOAT_MODE_P): Likewise.
4239 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4240 (ASM_OUTPUT_OPCODE): Likewise.
4241 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4243 (SSE_REG_MODE_P): Allow 256bit vector modes.
4244 (ix86_args): Add a warn_avx field.
4246 * config/i386/i386.md (UNSPEC_PCMP): New.
4247 (UNSPEC_VPERMIL): Likewise.
4248 (UNSPEC_VPERMIL2): Likewise.
4249 (UNSPEC_VPERMIL2F128): Likewise.
4250 (UNSPEC_MASKLOAD): Likewise.
4251 (UNSPEC_MASKSTORE): Likewise.
4252 (UNSPEC_CAST): Likewise.
4253 (UNSPEC_VTESTP): Likewise.
4254 (UNSPECV_VZEROALL): Likewise.
4255 (UNSPECV_VZEROUPPER): Likewise.
4256 (XMM0_REG): Likewise.
4257 (XMM1_REG): Likewise.
4258 (XMM2_REG): Likewise.
4259 (XMM3_REG): Likewise.
4260 (XMM4_REG): Likewise.
4261 (XMM5_REG): Likewise.
4262 (XMM6_REG): Likewise.
4263 (XMM8_REG): Likewise.
4264 (XMM9_REG): Likewise.
4265 (XMM10_REG): Likewise.
4266 (XMM11_REG): Likewise.
4267 (XMM12_REG): Likewise.
4268 (XMM13_REG): Likewise.
4269 (XMM14_REG): Likewise.
4270 (XMM15_REG): Likewise.
4272 (prefix_vex_imm8): Likewise.
4273 (prefix_vex_w): Likewise.
4274 (length_vex): Likewise.
4277 (*avx_ashlti3): Likewise.
4278 (*avx_lshrti3): Likewise.
4279 (*avx_setcc<mode>): Likewise.
4280 (*fop_<mode>_comm_mixed_avx): Likewise.
4281 (*fop_<mode>_comm_avx): Likewise.
4282 (*fop_<mode>_1_mixed_avx): Likewise.
4283 (*fop_<mode>_1_avx): Likewise.
4284 (*avx_<code><mode>3): Likewise.
4285 (*avx_ieee_smin<mode>3): Likewise.
4286 (*avx_ieee_smax<mode>3): Likewise.
4287 (mode): Add OI, V8SF and V4DF.
4288 (length): Support VEX prefix.
4289 (*cmpfp_i_mixed): Set prefix attribute.
4290 (*cmpfp_i_sse): Likewise.
4291 (*cmpfp_iu_mixed): Likewise.
4292 (*cmpfp_iu_sse): Likewise.
4293 (*movsi_1): Support AVX.
4294 (*movdi_2): Likewise.
4295 (*movdi_1_rex64): Likewise.
4296 (*movti_internal): Likewise.
4297 (*movti_rex64): Likewise.
4298 (*movsf_1): Likewise.
4299 (*movdf_nointeger): Likewise.
4300 (*movdf_integer_rex64): Likewise.
4301 (*movtf_internal): Likewise.
4302 (zero_extendsidi2_32): Likewise.
4303 (zero_extendsidi2_rex64): Likewise.
4304 (*extendsfdf2_mixed): Likewise.
4305 (*extendsfdf2_sse): Likewise.
4306 (*truncdfsf_fast_mixed): Likewise.
4307 (*truncdfsf_fast_sse): Likewise.
4308 (*truncdfsf_mixed): Likewise.
4309 (fix_trunc<mode>di_sse): Likewise.
4310 (fix_trunc<mode>si_sse): Likewise.
4311 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4312 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4313 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4314 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4315 (*rcpsf2_sse): Likewise.
4316 (*rsqrtsf2_sse): Likewise.
4317 (*sqrt<mode>2_sse): Likewise.
4318 (sse4_1_round<mode>2): Likewise.
4319 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4320 Support AVX. Set length attribute properly for AVX.
4322 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4323 (VECTOR_MODES (FLOAT, 32)): Likewise.
4324 (VECTOR_MODE (INT, DI, 8)): Likewise.
4325 (VECTOR_MODE (INT, HI, 32)): Likewise.
4326 (VECTOR_MODE (INT, QI, 64)): Likewise.
4327 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4328 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4329 (VECTOR_MODE (INT, DI, 4)): Removed.
4330 (VECTOR_MODE (INT, SI, 8)): Likewise.
4331 (VECTOR_MODE (INT, HI, 16)): Likewise.
4332 (VECTOR_MODE (INT, QI, 32)): Likewise.
4333 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4334 (INT_MODE (OI, 32)): Likewise.
4336 * config/i386/i386.opt (mavx): New.
4339 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4341 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4342 (*mov<mode>_internal_avx): New.
4343 (*movv2sf_internal_rex64_avx): Likewise.
4344 (*movv2sf_internal_avx): Likewise.
4346 * config/i386/predicates.md (const_4_to_5_operand): New.
4347 (const_6_to_7_operand): Likewise.
4348 (const_8_to_11_operand): Likewise.
4349 (const_12_to_15_operand): Likewise.
4350 (avx_comparison_float_operator): Likewise.
4352 * config/i386/sse.md (AVX256MODEI): New.
4353 (AVX256MODE): Likewise.
4354 (AVXMODEQI): Likewise.
4355 (AVXMODE): Likewise.
4356 (AVX256MODEF2P): Likewise.
4357 (AVX256MODE2P): Likewise.
4358 (AVX256MODE4P): Likewise.
4359 (AVX256MODE8P): Likewise.
4360 (AVXMODEF2P): Likewise.
4361 (AVXMODEF4P): Likewise.
4362 (AVXMODEDCVTDQ2PS): Likewise.
4363 (AVXMODEDCVTPS2DQ): Likewise.
4364 (avxvecmode): Likewise.
4365 (avxvecpsmode): Likewise.
4366 (avxhalfvecmode): Likewise.
4367 (avxscalarmode): Likewise.
4368 (avxcvtvecmode): Likewise.
4369 (avxpermvecmode): Likewise.
4370 (avxmodesuffixf2c): Likewise.
4371 (avxmodesuffixp): Likewise.
4372 (avxmodesuffixs): Likewise.
4373 (avxmodesuffix): Likewise.
4374 (vpermilbits): Likewise.
4375 (pinsrbits): Likewise.
4376 (mov<mode>): Likewise.
4377 (*mov<mode>_internal): Likewise.
4378 (push<mode>1): Likewise.
4379 (movmisalign<mode>): Likewise.
4380 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4381 (avx_movdqu<avxmodesuffix>): Likewise.
4382 (avx_lddqu<avxmodesuffix>): Likewise.
4383 (<plusminus_insn><mode>3): Likewise.
4384 (*avx_<plusminus_insn><mode>3): Likewise.
4385 (*avx_vm<plusminus_insn><mode>3): Likewise.
4386 (mul<mode>3): Likewise.
4387 (*avx_mul<mode>3): Likewise.
4388 (*avx_vmmul<mode>3): Likewise.
4389 (divv8sf3): Likewise.
4390 (divv4df3): Likewise.
4391 (avx_div<mode>3): Likewise.
4392 (*avx_div<mode>3): Likewise.
4393 (*avx_vmdiv<mode>3): Likewise.
4394 (avx_rcpv8sf2): Likewise.
4395 (*avx_vmrcpv4sf2): Likewise.
4396 (sqrtv8sf2): Likewise.
4397 (avx_sqrtv8sf2): Likewise.
4398 (*avx_vmsqrt<mode>2): Likewise.
4399 (rsqrtv8sf2): Likewise.
4400 (avx_rsqrtv8sf2): Likewise.
4401 (*avx_vmrsqrtv4sf2): Likewise.
4402 (<code><mode>3): Likewise.
4403 (*avx_<code><mode>3_finite): Likewise.
4404 (*avx_<code><mode>3): Likewise.
4405 (*avx_vm<code><mode>3): Likewise.
4406 (*avx_ieee_smin<mode>3): Likewise.
4407 (*avx_ieee_smax<mode>3): Likewise.
4408 (avx_addsubv8sf3): Likewise.
4409 (avx_addsubv4df3): Likewise.
4410 (*avx_addsubv4sf3): Likewise.
4411 (*avx_addsubv2df3): Likewise.
4412 (avx_h<plusminus_insn>v4df3): Likewise.
4413 (avx_h<plusminus_insn>v8sf3): Likewise.
4414 (*avx_h<plusminus_insn>v4sf3): Likewise.
4415 (*avx_h<plusminus_insn>v2df3): Likewise.
4416 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4417 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4418 (*avx_maskcmp<mode>3): Likewise.
4419 (avx_nand<mode>3): Likewise.
4420 (*avx_<code><mode>3): Likewise.
4421 (*avx_nand<mode>3): Likewise.
4422 (*avx_<code><mode>3): Likewise.
4423 (*avx_cvtsi2ss): Likewise.
4424 (*avx_cvtsi2ssq): Likewise.
4425 (*avx_cvtsi2sd): Likewise.
4426 (*avx_cvtsi2sdq): Likewise.
4427 (*avx_cvtsd2ss): Likewise.
4428 (avx_cvtss2sd): Likewise.
4429 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4430 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4431 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4432 (*avx_cvtsi2sd): Likewise.
4433 (*avx_cvtsi2sdq): Likewise.
4434 (avx_cvtdq2pd256): Likewise.
4435 (avx_cvtpd2dq256): Likewise.
4436 (avx_cvttpd2dq256): Likewise.
4437 (*avx_cvtsd2ss): Likewise.
4438 (*avx_cvtss2sd): Likewise.
4439 (avx_cvtpd2ps256): Likewise.
4440 (avx_cvtps2pd256): Likewise.
4441 (*avx_movhlps): Likewise.
4442 (*avx_movlhps): Likewise.
4443 (avx_unpckhps256): Likewise.
4444 (*avx_unpckhps): Likewise.
4445 (avx_unpcklps256): Likewise.
4446 (*avx_unpcklps): Likewise.
4447 (avx_movshdup256): Likewise.
4448 (avx_movsldup256): Likewise.
4449 (avx_shufps256): Likewise.
4450 (avx_shufps256_1): Likewise.
4451 (*avx_shufps_<mode>): Likewise.
4452 (*avx_loadhps): Likewise.
4453 (*avx_storelps): Likewise.
4454 (*avx_loadlps): Likewise.
4455 (*avx_movss): Likewise.
4456 (*vec_dupv4sf_avx): Likewise.
4457 (*vec_concatv2sf_avx): Likewise.
4458 (*vec_concatv4sf_avx): Likewise.
4459 (*vec_setv4sf_0_avx): Likewise.
4460 (*vec_setv4sf_avx): Likewise.
4461 (*avx_insertps): Likewise.
4462 (avx_vextractf128<mode>): Likewise.
4463 (vec_extract_lo_<mode>): Likewise.
4464 (vec_extract_hi_<mode>): Likewise.
4465 (vec_extract_lo_<mode>): Likewise.
4466 (vec_extract_hi_<mode>): Likewise.
4467 (vec_extract_lo_v16hi): Likewise.
4468 (vec_extract_hi_v16hi): Likewise.
4469 (vec_extract_lo_v32qi): Likewise.
4470 (vec_extract_hi_v32qi): Likewise.
4471 (avx_unpckhpd256): Likewise.
4472 (*avx_unpckhpd): Likewise.
4473 (avx_movddup256): Likewise.
4474 (*avx_movddup): Likewise.
4475 (avx_unpcklpd256): Likewise.
4476 (*avx_unpcklpd): Likewise.
4477 (avx_shufpd256): Likewise.
4478 (avx_shufpd256_1): Likewise.
4479 (*avx_punpckhqdq): Likewise.
4480 (*avx_punpcklqdq): Likewise.
4481 (*avx_shufpd_<mode>): Likewise.
4482 (*avx_storehpd): Likewise.
4483 (*avx_loadhpd): Likewise.
4484 (*avx_loadlpd): Likewise.
4485 (*avx_movsd): Likewise.
4486 (*vec_concatv2df_avx): Likewise.
4487 (*avx_<plusminus_insn><mode>3): Likewise.
4488 (*avx_<plusminus_insn><mode>3): Likewise.
4489 (*avx_mulv8hi3): Likewise.
4490 (*avxv8hi3_highpart): Likewise.
4491 (*avx_umulv8hi3_highpart): Likewise.
4492 (*avx_umulv2siv2di3): Likewise.
4493 (*avx_mulv2siv2di3): Likewise.
4494 (*avx_pmaddwd): Likewise.
4495 (*avx_mulv4si3): Likewise.
4496 (*avx_ashr<mode>3): Likewise.
4497 (*avx_lshr<mode>3): Likewise.
4498 (*avx_ashl<mode>3): Likewise.
4499 (*avx_<code><mode>3): Likewise.
4500 (*avx_eq<mode>3): Likewise.
4501 (*avx_gt<mode>3): Likewise.
4502 (*avx_nand<mode>3): Likewise.
4503 (*avx_nand<mode>3): Likewise.
4504 (*avx_<code><mode>3): Likewise.
4505 (*avx_<code><mode>3): Likewise.
4506 (*avx_packsswb): Likewise.
4507 (*avx_packssdw): Likewise.
4508 (*avx_packuswb): Likewise.
4509 (*avx_punpckhbw): Likewise.
4510 (*avx_punpcklbw): Likewise.
4511 (*avx_punpckhwd): Likewise.
4512 (*avx_punpcklwd): Likewise.
4513 (*avx_punpckhdq): Likewise.
4514 (*avx_punpckldq): Likewise.
4515 (*avx_pinsr<avxmodesuffixs>): Likewise.
4516 (*avx_pinsrq): Likewise.
4517 (*avx_loadld): Likewise.
4518 (*vec_extractv2di_1_rex64_avx): Likewise.
4519 (*vec_extractv2di_1_avx): Likewise.
4520 (*vec_dupv2di_avx): Likewise.
4521 (*vec_concatv2si_avx): Likewise.
4522 (*vec_concatv4si_1_avx): Likewise.
4523 (*vec_concatv2di_avx): Likewise.
4524 (*vec_concatv2di_rex64_avx): Likewise.
4525 (*avx_uavgv16qi3): Likewise.
4526 (*avx_uavgv8hi3): Likewise.
4527 (*avx_psadbw): Likewise.
4528 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4529 (*avx_phaddwv8hi3): Likewise.
4530 (*avx_phadddv4si3): Likewise.
4531 (*avx_phaddswv8hi3): Likewise.
4532 (*avx_phsubwv8hi3): Likewise.
4533 (*avx_phsubdv4si3): Likewise.
4534 (*avx_phsubswv8hi3): Likewise.
4535 (*avx_pmaddubsw128): Likewise.
4536 (*avx_pmulhrswv8hi3): Likewise.
4537 (*avx_pshufbv16qi3): Likewise.
4538 (*avx_psign<mode>3): Likewise.
4539 (*avx_palignrti): Likewise.
4540 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4541 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4542 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4543 (*avx_mpsadbw): Likewise.
4544 (*avx_packusdw): Likewise.
4545 (*avx_pblendvb): Likewise.
4546 (*avx_pblendw): Likewise.
4547 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4548 (avx_ptest256): Likewise.
4549 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4550 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4551 (*avx_aesenc): Likewise.
4552 (*avx_aesenclast): Likewise.
4553 (*avx_aesdec): Likewise.
4554 (*avx_aesdeclast): Likewise.
4555 (avx_vzeroupper): Likewise.
4556 (avx_vzeroupper_rex64): Likewise.
4557 (avx_vpermil<mode>): Likewise.
4558 (avx_vpermilvar<mode>3): Likewise.
4559 (avx_vpermil2<mode>3): Likewise.
4560 (avx_vperm2f128<mode>3): Likewise.
4561 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4562 (avx_vbroadcastss256): Likewise.
4563 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4564 (avx_vinsertf128<mode>): Likewise.
4565 (vec_set_lo_<mode>): Likewise.
4566 (vec_set_hi_<mode>): Likewise.
4567 (vec_set_lo_<mode>): Likewise.
4568 (vec_set_hi_<mode>): Likewise.
4569 (vec_set_lo_v16hi): Likewise.
4570 (vec_set_hi_v16hi): Likewise.
4571 (vec_set_lo_v32qi): Likewise.
4572 (vec_set_hi_v32qi): Likewise.
4573 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4574 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4575 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4576 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4577 (vec_init<mode>): Likewise.
4578 (*vec_concat<mode>_avx): Likewise.
4579 (blendbits): Support V8SF and V4DF.
4580 (sse2_movq128): Support AVX.
4581 (<sse>_movnt<mode>): Likewise.
4582 (sse2_movntv2di): Likewise.
4583 (sse_rcpv4sf2): Likewise.
4584 (sse_sqrtv4sf2): Likewise.
4585 (sse_rsqrtv4sf2): Likewise.
4586 (<sse>_comi): Likewise.
4587 (<sse>_ucomi): Likewise.
4588 (sse_cvtss2si): Likewise.
4589 (sse_cvtss2si_2): Likewise.
4590 (sse_cvtss2siq): Likewise.
4591 (sse_cvtss2siq_2): Likewise.
4592 (sse_cvttss2si): Likewise.
4593 (sse_cvttss2siq): Likewise.
4594 (sse2_cvtsd2si): Likewise.
4595 (sse2_cvtsd2si_2): Likewise.
4596 (sse2_cvtsd2siq): Likewise.
4597 (sse2_cvtsd2siq_2): Likewise.
4598 (sse2_cvttsd2si): Likewise.
4599 (sse2_cvttsd2siq): Likewise.
4600 (sse2_cvtdq2pd): Likewise.
4601 (*sse2_cvtpd2dq): Likewise.
4602 (*sse2_cvttpd2dq): Likewise.
4603 (*sse2_cvtpd2ps): Likewise.
4604 (sse2_cvtps2pd): Likewise.
4605 (sse3_movshdup): Likewise.
4606 (sse3_movsldup): Likewise.
4607 (sse_storehps): Likewise.
4608 (*sse4_1_extractps): Likewise.
4609 (sse2_storelpd): Likewise.
4610 (vec_dupv2df_sse3): Likewise.
4611 (*vec_concatv2df_sse3): Likewise.
4612 (*sse4_1_pextrb): Likewise.
4613 (*sse4_1_pextrb_memory): Likewise.
4614 (*sse2_pextrw): Likewise.
4615 (*sse4_1_pextrw_memory): Likewise.
4616 (*sse4_1_pextrd): Likewise.
4617 (*sse4_1_pextrq): Likewise.
4618 (sse2_pshufd_1): Likewise.
4619 (sse2_pshuflw_1): Likewise.
4620 (sse2_pshufhw_1): Likewise.
4621 (*sse2_storeq_rex64): Likewise.
4622 (*vec_dupv4si): Likewise.
4623 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4624 (sse2_pmovmskb): Likewise.
4625 (*sse2_maskmovdqu): Likewise.
4626 (*sse2_maskmovdqu_rex64): Likewise.
4627 (sse_ldmxcsr): Likewise.
4628 (sse_stmxcsr): Likewise.
4629 (abs<mode>2): Likewise.
4630 (sse4_1_movntdqa): Likewise.
4631 (sse4_1_phminposuw): Likewise.
4632 (sse4_1_extendv8qiv8hi2): Likewise.
4633 (*sse4_1_extendv8qiv8hi2): Likewise.
4634 (sse4_1_extendv4qiv4si2): Likewise.
4635 (*sse4_1_extendv4qiv4si2): Likewise.
4636 (sse4_1_extendv2qiv2di2): Likewise.
4637 (*sse4_1_extendv2qiv2di2): Likewise.
4638 (sse4_1_extendv4hiv4si2): Likewise.
4639 (*sse4_1_extendv4hiv4si2): Likewise.
4640 (sse4_1_extendv2hiv2di2): Likewise.
4641 (*sse4_1_extendv2hiv2di2): Likewise.
4642 (sse4_1_extendv2siv2di2): Likewise.
4643 (*sse4_1_extendv2siv2di2): Likewise.
4644 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4645 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4646 (sse4_1_zero_extendv4qiv4si2): Likewise.
4647 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4648 (sse4_1_zero_extendv2qiv2di2): Likewise.
4649 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4650 (sse4_1_zero_extendv4hiv4si2): Likewise.
4651 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4652 (sse4_1_zero_extendv2hiv2di2): Likewise.
4653 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4654 (sse4_1_zero_extendv2siv2di2): Likewise.
4655 (*sse4_1_zero_extendv2siv2di2): Likewise.
4656 (sse4_1_ptest): Likewise.
4657 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4658 (sse4_2_pcmpestri): Likewise.
4659 (sse4_2_pcmpestrm): Likewise.
4660 (sse4_2_pcmpistri): Likewise.
4661 (sse4_2_pcmpistrm): Likewise.
4663 (aeskeygenassist): Likewise.
4665 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4667 * config/i386/predicates.md (vzeroall_operation): New.
4669 * config/i386/sse.md (avx_vzeroall): New.
4670 (*avx_vzeroall): Likewise.
4672 2008-08-28 Paul Brook <paul@codesourcery.com>
4673 Mark Shinwell <shinwell@codesourcery.com>
4674 Richard Earnshaw <richard.earnshaw@arm.com>
4676 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4677 (TARGET_MIN_ANCHOR_OFFSET): New.
4678 (arm_override_options): Set correct anchor ranges for Thumb-1
4679 and Thumb-2 if required.
4680 (legitimize_pic_address): Handle case involving a TLS symbol
4681 reference with an addend.
4682 (arm_optimization_options): Enable section anchors at -O1 and
4684 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4685 * config/arm/arm-protos.h (arm_optimization_options): New.
4687 2008-08-28 Nick Clifton <nickc@redhat.com>
4689 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4690 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4693 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4694 * config/v850/v850.md (return): Remove frame size restriction.
4696 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4698 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4700 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4702 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4704 2008-08-28 Paul Brook <paul@codesourcery.com>
4706 * config/arm/vfp11.md: Update license notice.
4707 * config/arm/cortex-r4.md: Ditto.
4709 2008-08-28 Richard Guenther <rguenther@suse.de>
4711 PR tree-optimization/37207
4712 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4715 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4718 * tree.c (int_fits_type_p): Don't forget unsigned integers
4719 of type sizetype which higher end word equals -1.
4721 2008-08-28 Ira Rosen <irar@il.ibm.com>
4723 * target.h (struct vectorize): Add new target builtin.
4724 * tree-vectorizer.c (destroy_loop_vec_info): Call
4725 vect_free_slp_instance instead of vect_free_slp_node.
4726 * tree-vectorizer.h (enum slp_load_perm_type): New.
4727 (struct _slp_instance): Add new fields.
4728 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4729 (SLP_INSTANCE_LOADS): New.
4730 (vect_free_slp_tree): Remove.
4731 (vect_free_slp_instance): Declare.
4732 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4733 (vectorizable_load): Add argument.
4734 (vect_transform_slp_perm_load): New.
4735 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4737 (vect_get_place_in_interleaving_chain): New function.
4738 (vect_free_slp_tree): Make static.
4739 (vect_free_slp_instance): New function.
4740 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4741 collect the load location in the interleaving chain.
4742 (vect_supported_slp_permutation_p): New function.
4743 (vect_supported_load_permutation_p): Likewise.
4744 (vect_analyze_slp_instance): In case of loads permutation, call
4745 vect_supported_load_permutation_p to check that the permutation is
4747 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4748 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4749 (vect_create_mask_and_perm): New function.
4750 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4751 (vectorizable_load): Add an argument. Don't keep the created vectors
4752 statements in the node if permutation is required. Call
4753 vect_transform_slp_perm_load to generate the permutation.
4754 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4755 additional argument.
4756 (vect_schedule_slp_instance): In case of loads permutation, allocate
4757 vectorized statements structure for all the related SLP nodes. Call
4758 vect_transform_stmt with addditional argument.
4759 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4760 * config/spu/spu.c (spu_builtin_vec_perm): New.
4761 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4762 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4763 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4764 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4766 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4768 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4769 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4770 __gthread_cond_signal, __gthread_cond_timedwait,
4771 __gthread_cond_timedwait_recursive): New functions.
4772 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4774 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4777 2008-08-28 Richard Guenther <rguenther@suse.de>
4780 * fold-const.c (maybe_canonicalize_comparison_1): Require
4781 undefined overflow only for canonicalizing A +- CST cmp CST.
4782 Make sure to not generate new constants that are not inside
4783 their TYPE_MIN/MAX_VALUE range.
4784 (maybe_canonicalize_comparison): Remove undefined overflow
4786 (fold_binary): Remove now duplicate folding.
4788 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4790 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4791 use not updated in the last change.
4793 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4795 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4796 (IRA_COVER_CLASSES): Add FPUL_REGS.
4798 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4801 * c-common.c (conversion_warning): Check for null operands.
4803 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4806 * c-decl.c (check_for_loop_decls): Improve error message. Give
4809 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4812 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4813 (convert_for_assignment): Pass corrent OPT_W* parameter to
4814 WARN_FOR_ASSIGNMENT.
4816 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4819 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4821 2008-08-27 Paul Brook <paul@codesourcery.com>
4823 * config.gcc: Loosen checks for arm uclinux eabi targets.
4825 2008-08-27 Paul Brook <paul@codesourcery.com>
4827 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4829 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4831 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4833 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4834 the enumerators of an ENUMERAL_TYPE.
4835 * dbxout.c (dbxout_type): Ditto.
4837 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4840 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4841 (fwprop_addr): Check that the loop_father is not the outer loop.
4843 2008-08-26 Paul Brook <paul@codesourcery.com>
4845 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4846 Remove documentation entry for fmul type.
4847 Use fmuls to annotate single-precision multiplication patterns,
4848 fmuld to annotate double-precision multiplication patterns,
4849 fmacs to annotate single-precision multiply-accumulate patterns
4850 and fmacd to annotate double-precision multiply-accumulate patterns.
4851 * config/arm/vfp11.md: Update reservations accordingly.
4852 * config/arm/arm.md: Note that certain values of the "type"
4853 attribute are documented in vfp.md.
4854 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4855 (v10_cvt): Use new fmul types.
4857 2008-08-26 Paul Brook <paul@codesourcery.com>
4859 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4860 * config/arm/vfp11.md: ...here. New.
4861 * config/arm/arm.md: Include vfp11.md.
4863 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4865 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4866 parameter to inform call.
4868 2008-08-26 Jeff Law <law@redhat.com>
4870 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4871 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4872 preferred class when copying a constant into a partial word register.
4874 2008-08-26 Ben Elliston <bje@au.ibm.com>
4876 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4877 * cp/typeck.c: Likewise.
4878 * cp/tree.c: Likewise.
4879 * gimple-low.c: Likewise.
4882 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4884 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4885 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4887 * doc/passes.texi: Describe IRA.
4889 * doc/tm.texi (IRA_COVER_CLASSES,
4890 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4892 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4893 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4894 -fira-propagate-cost, -fno-ira-share-save-slots,
4895 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4897 * flags.h (ira_algorithm): New enumeration.
4898 (flag_ira_algorithm, flag_ira_verbose): New external variable
4901 * postreload.c (gate_handle_postreload): Don't do post reload
4902 optimizations unless the reload is completed.
4904 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4907 * tree-pass.h (pass_ira): New external variable declaration.
4909 * reload.h: Add 2008 to the Copyright.
4911 * cfgloopanal.c: Include params.h.
4912 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4915 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4917 * toplev.c (ira.h): New include.
4918 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4919 (backend_init_target): Call ira_init.
4920 (backend_init): Call ira_init_once.
4921 (finalize): Call finish_ira_once.
4923 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4924 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4927 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4928 may_move_out_cost): New external variable declarations.
4929 (move_table): New typedef.
4931 * caller-save.c: Include headers output.h and ira.h.
4932 (no_caller_save_reg_set): New global variable.
4933 (save_slots_num, save_slots): New variables.
4934 (reg_save_code, reg_restore_code, add_stored_regs): Add
4936 (init_caller_save): Set up no_caller_save_reg_set.
4937 (init_save_areas): Reset save_slots_num.
4938 (saved_hard_reg): New structure.
4939 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4940 (initiate_saved_hard_regs, new_saved_hard_reg,
4941 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4943 (setup_save_areas): Add code for sharing stack slots.
4944 (all_blocks): New variable.
4945 (save_call_clobbered_regs): Process pseudo-register too.
4946 (mark_set_regs): Process pseudo-register too.
4947 (insert_one_insn): Put the insn after bb note in a empty basic
4948 block. Add insn check.
4950 * global.c (eliminable_regset): Make it external.
4951 (mark_elimination): Use DF_LR_IN for IRA.
4952 (pseudo_for_reload_consideration_p): New.
4953 (build_insn_chain): Make it external. Don't ignore spilled
4954 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4955 (gate_handle_global_alloc): New function.
4956 (pass_global_alloc): Add the gate function.
4958 * opts.c (decode_options): Set up flag_ira. Print the warning for
4960 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4962 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4964 * regmove.c (regmove_optimize): Don't do replacement of output for
4967 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4968 New external variable declarations.
4970 * local-alloc.c (update_equiv_regs): Make it external. Return
4971 true if jump label rebuilding should be done. Rescan new_insn for
4973 (gate_handle_local_alloc): New function.
4974 (pass_local_alloc): Add the gate function.
4976 * alias.c (value_addr_p, stack_addr_p): New functions.
4977 (nonoverlapping_memrefs_p): Use them for IRA.
4979 * common.opt (fira, fira-algorithm, fira-coalesce,
4980 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4981 fira-verbose): New options.
4983 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4984 move_cost, may_move_in_cost, may_move_out_cost): Make the
4986 (move_table): Remove typedef.
4987 (init_move_cost): Make it external.
4988 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4991 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4992 setup_reg_classes): New function prototypes.
4993 (eliminable_regset): New external variable declaration.
4994 (build_insn_chain, update_equiv_regs): New function prototypes.
4996 * Makefile.in (IRA_INT_H): New definition.
4997 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4998 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4999 (reload1.o, toplev.o): Add dependence on ira.h.
5000 (cfgloopanal.o): Add PARAMS_H.
5001 (caller-save.o): Add dependence on output.h and ira.h.
5002 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5003 ira-emit.o, ira-lives.o): New entries.
5005 * passes.c (pass_ira): New pass.
5007 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5009 * reload1.c (ira.h): Include the header.
5010 (changed_allocation_pseudos): New bitmap.
5011 (init_reload): Initiate the bitmap.
5012 (compute_use_by_pseudos): Permits spilled registers in FROM.
5013 (temp_pseudo_reg_arr): New variable.
5014 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5015 IRA. Call alter_reg with the additional parameter. Don't clear
5016 spilled_pseudos for IRA. Restore original insn chain for IRA.
5017 Clear changed_allocation_pseudos at the end of reload.
5018 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5019 (hard_regno_to_pseudo_regno): New variable.
5020 (count_pseudo): Check spilled pseudos. Set up
5021 hard_regno_to_pseudo_regno.
5022 (count_spilled_pseudo): Check spilled pseudos. Update
5023 hard_regno_to_pseudo_regno.
5024 (find_reg): Use better_spill_reload_regno_p. Check
5025 hard_regno_to_pseudo_regno.
5026 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5028 (eliminate_regs_1): Use additional parameter for alter_reg.
5029 (finish_spills): Set up pseudo_previous_regs only for spilled
5030 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5031 more arguments. Don't clear live_throughout and dead_or_set for
5032 spilled pseudos. Use additional parameter for alter_reg. Call
5033 mark_allocation_change. Set up changed_allocation_pseudos.
5034 Remove sanity check.
5035 (emit_input_reload_insns, delete_output_reload): Use additional
5036 parameter for alter_reg. Call mark_allocation_change.
5037 (substitute, gen_reload_chain_without_interm_reg_p): New
5039 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5041 * testsuite/gcc.dg/20080410-1.c: New file.
5043 * config/s390/s390.h (IRA_COVER_CLASSES,
5044 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5046 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5048 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5050 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5052 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5054 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5056 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5058 2008-08-24 Jeff Law <law@redhat.com>
5059 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5060 when ignoring unavailable registers.
5062 2008-08-24 Jeff Law <law@redhat.com>
5063 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5064 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5065 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5066 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5068 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5069 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5071 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5072 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5073 * reload1.c (find_reg): Process registers in register allocation order.
5075 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5076 * toplev.c (backend_init_target): Move ira_init call from
5078 (lang_dependent_init_target): ...to here.
5080 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5081 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5082 calculate memory move costs for NO_REGS.
5084 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5085 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5086 STACK_REGS is defined.
5088 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5089 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5091 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5092 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5094 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5095 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5096 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5099 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5100 Dorit Nuzman <dorit@il.ibm.com>
5102 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5103 vec_extract_evenv4sf, vec_extract_evenv8hi,
5104 vec_extract_evenv16qi, vec_extract_oddv4si,
5105 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5106 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5107 vec_interleave_highv4si, vec_interleave_lowv4si,
5108 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5109 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5110 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5112 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5115 * config/rs6000/rs6000.c (optimization_options): Don't default to
5116 section anchors without toplevel reorder.
5118 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5120 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5121 (mfc_end_critical_section): Likewise.
5123 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5125 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5126 all type qualifiers from element type to vector type.
5128 2008-08-25 David Daney <ddaney@avtrex.com>
5130 * config/mips/mips.md (immediate_insn): Move up in file, fix
5131 comment typo, reformat.
5132 (fetchop_bit, atomic_hiqi_op memory_barrier,
5133 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5134 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5135 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5136 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5137 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5138 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5139 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5140 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5141 sync_old_nand<mode>, sync_new_nand<mode>,
5142 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5143 test_and_set_12): Moved to sync.md.
5145 * config/mips/sync.md: New file.
5147 2008-08-25 Richard Henderson <rth@redhat.com>
5149 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5150 (regsave): Likewise.
5151 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5152 (output_cfi_directive): Likewise.
5153 (div_data_align): New.
5154 (output_cfi): Use it.
5156 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5158 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5159 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5160 (TARGET_OCTEON): New macro.
5161 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5162 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5163 (ISA_HAS_POP): New macro.
5164 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5166 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5168 * config/mips/mips.md (cpu): Add octeon.
5169 (type): Add pop attribute value.
5170 (popcount<mode>2): New pattern.
5171 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5173 2008-08-24 Jan Hubicka <jh@suse.cz>
5175 * doc/invoke.texi (-fipa-cp-clone): New option.
5176 (-fipa-cp): Update docs.
5177 (--param ipcp-unit-growth):New.
5178 * ipa-cp.c: Include fibheap.h, params.h
5179 (ipcp_initialize_node_lattices): When not cloning, all externally
5180 visible functions are bottom.
5181 (ipcp_need_redirect_p): Accept clones.
5182 (ipcp_insert_stage): Use cost driven heuristics.
5183 (max_count, dead_nodes): New static vars.
5184 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5185 ipcp_const_param_count): New functions.
5186 * common.opt (ipa-cp-clone): New command line option.
5187 * params.def (ipcp-unit-growth): New.
5189 2008-08-24 Jan Hubicka <jh@suse.cz>
5191 * tree-inline.c (tree_function_versioning): Look harder
5192 for referenced vars.
5194 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5196 PR tree-optimization/37185
5197 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5199 2008-08-23 Jan Hubicka <jh@suse.cz>
5201 * ipa-cp.c (ipcp_analyze_node): New function.
5202 (ipcp_update_cloned_node): Use it.
5203 (ipcp_init_stage): Likewise.
5204 * ipa-inline.c (function_insertion_hook_holder): New static var.
5205 (analyze_function): Break out from ....
5206 (inline_generate_summary): Here; register insertion hook.
5207 (cgraph_decide_inlining): Remove hook.
5208 (add_new_function): New function.
5210 2008-08-23 Jan Hubicka <jh@suse.cz>
5212 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5214 2008-08-23 Jan Hubicka <jh@suse.cz>
5216 * ipa-cp.c (constant_val_insert): Remove.
5217 (ipcp_propagate_one_const): Remove.
5218 (ipcp_create_replace_map): Always insert replacements to the map.
5219 (ipcp_insert_stage): Do not try to insert statements by hand.
5220 * tree-inline.c (insert_init_stmt): Break out from ...
5221 (setup_one_parameter): ... here; allow NULL BB pointer.
5222 (tree_function_versioning): Use setup_one_parameter to process
5225 2008-08-23 Jan Hubicka <jh@suse.cz>
5227 * tree.c (decl_address_ip_invariant_p): New function.
5228 * tree.h (decl_address_ip_invariant_p): Declare.
5229 * gimple.c (strip_invariant_refs): Break out from ...
5230 (is_gimple_invariant_address): ... here
5231 (is_gimple_ip_invariant_address): New function.
5232 (is_gimple_ip_invariant): New function.
5233 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5236 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5237 (ipcp_lat_is_insertable): All constants are insertable.
5238 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5239 IPA_CONST_VALUE_REF.
5240 (ipcp_initialize_node_lattices): Propagate all types of operands.
5241 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5242 (ipcp_create_replace_map): Reformat.
5243 (ipcp_need_redirect_p): Simplify.
5244 (ipcp_insert_stage): Check that argument is used before clonning.
5245 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5247 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5248 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5249 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5250 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5251 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5252 * tree-inline.c (tree_function_versioning): Add variables referenced
5255 2008-08-23 Jan Hubicka <jh@suse.cz>
5258 * i386.c (standard_80387_constant_p): Use optimize_size.
5260 2008-08-23 Ira Rosen <irar@il.ibm.com>
5262 PR tree-optimization/37161
5263 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5264 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5265 (vect_determine_vectorization_factor): Move the scalar type
5266 retrieval to vect_get_smallest_scalar_type.
5267 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5268 scalar type. Remove redundant computation.
5269 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5270 (vect_get_slp_defs): Take the type of RHS into account if
5271 necessary by calling vect_get_smallest_scalar_type. Call
5272 vect_get_constant_vectors with additional argument.
5274 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5277 * doc/invoke.texi (Wwrite-strings): Clarify description.
5279 2008-08-23 Ira Rosen <irar@il.ibm.com>
5281 PR tree-optimization/37174
5282 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5283 def stmt is a part of the loop before accessing its stmt_vec_info.
5285 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5288 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5289 (*swap): New insn pattern.
5290 (*ashlqi3): Rename from ashlqi3 insn pattern.
5291 (ashlqi3): New expanders.
5292 (*lshrqi3): Rename from lshrqi3 insn pattern.
5293 (lshrqi3): New expanders.
5294 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5295 lshrqi3_const5, lshrqi3_const6): New splitters.
5296 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5297 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5300 2008-08-22 Richard Guenther <rguenther@suse.de>
5302 PR tree-optimization/37078
5303 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5304 [+INF, +INF] ranges.
5306 2008-08-22 Richard Guenther <rguenther@suse.de>
5308 PR tree-optimization/37143
5309 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5310 a conversion statement instead of a copy.
5312 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5316 CCCmode, CCOmode and CCSmode destination modes.
5319 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5320 from different units in a single alternative.
5321 (*vec_extractv2sf_1): Ditto.
5322 (*vec_extractv2si_0): Ditto.
5323 (*vec_extractv2si_1): Ditto.
5324 * config/i386/sse.md (sse2_storehpd): Ditto.
5325 (sse2_storelpd): Ditto.
5326 (sse2_loadhpd): Ditto.
5327 (sse2_loadlpd): Ditto.
5330 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5331 (popcountsi2): Ditto.
5332 (clzdi2_abm): Ditto.
5333 (popcountdi2): Ditto.
5334 (clzhi2_abm): Ditto.
5335 (popcounthi2): Ditto.
5337 2008-08-22 Richard Guenther <rguenther@suse.de>
5341 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5342 if the multiplication does not overflow.
5344 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5346 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5348 2008-08-21 Richard Henderson <rth@redhat.com>
5350 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5351 spurrious comma from test.
5352 * configure: Rebuild.
5354 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5357 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5360 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5362 * c-tree.h (grokfield): New argument.
5363 * c-decl.c (grokfield): Handle new location argument.
5364 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5366 2008-08-21 Richard Guenther <rguenther@suse.de>
5368 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5370 2008-08-21 Jan Hubicka <jh@suse.cz>
5372 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5373 (cgraph_add_function_insertion_hook,
5374 cgraph_remove_function_insertion_hook,
5375 cgraph_call_function_insertion_hooks): New functions.
5376 * cgraph.h (cgraph_add_function_insertion_hook,
5377 cgraph_remove_function_insertion_hook,
5378 cgraph_call_function_insertion_hooks): Declare.
5379 * ipa-reference.c (function_insertion_hook_holder): New variable.
5380 (check_operand, look_for_address_of): When checking late, do not care
5381 about module bitmaps.
5382 (add_new_function): New function.
5383 (generate_summary): Register hooks; zero module bitmaps.
5384 (propagate): Unregister hooks.
5385 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5386 (add_new_function): New function.
5387 (generate_summary): Register hook.
5388 (propagate): Remove hook.
5390 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5392 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5393 * ipa-cp.c (ipcp_update_cloned_node): New function.
5394 (build_const_val): Handle functions correctly; bring type logic
5395 into sync with tree-inline.c
5396 (ipcp_init_stage): Take care of computing stuff needed by
5397 indirect inlining; update clones.
5398 (ipcp_generate_summary): Break out of ipcp_driver.
5399 (ipcp_driver): Do only execution and transformation.
5400 (pass_ipa_cp): Make IPA_PASS.
5401 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5403 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5404 ipcp, some info is already available.
5405 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5406 * tree-inline.c (remap_ssa_name): Unshare expression.
5408 2008-08-21 Richard Guenther <rguenther@suse.de>
5410 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5411 a PHI ask VN if it is already available.
5412 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5413 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5415 2008-08-21 Richard Guenther <rguenther@suse.de>
5418 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5419 makes sure to produce a result of the correct type.
5421 2008-08-21 Jan Hubicka <jh@suse.cz>
5422 Backport from LTO branch:
5424 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5425 Jan Hubicka <jh@suse.cz>
5428 (init_state, finish_state, set_function_state, generate_summary):
5430 (scan_stmt): Renamed from scan_function. Changed to keep state in
5431 local static vars rather than cgraph aux field.
5432 (propagate): Renamed from static_execute. Changed to keep state in
5433 local static vars rather than cgraph aux field.
5434 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5435 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5437 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5439 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5440 * ipa-reference.c (init_function_info, generate_summary,
5441 propagate): New functions.
5442 (analyze_function): Call init_function_info.
5443 (static_execute): Stripped into generate_summary and propagate.
5444 (pass_ipa_reference): Made into ipa_opt_pass.
5446 2008-08-21 Richard Guenther <rguenther@suse.de>
5448 PR tree-optimization/37181
5449 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5451 (extract_range_from_unary_expr): Likewise.
5453 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5455 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5457 * toplev.h (pedwarn_at): Likewise.
5458 * builtins.c: Update all calls to pedwarn.
5459 * c-lex.c: Likewise.
5460 * toplev.c: Likewise.
5461 * c-tree.h: Likewise.
5462 * c-decl.c: Likewise.
5463 * c-errors.c: Likewise.
5464 * c-typeck.c: Likewise.
5465 * c-common.c: Likewise.
5466 * c-parser.c: Likewise.
5468 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5471 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5472 with MODE_VECTOR_INT mode.
5474 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5477 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5478 initialized outside the current module.
5479 (warn_uninitialized_var): Ignore left-hand side when walking the
5480 trees. Ignore address expressions. Examine VUSE operands in gimple
5481 statements with a variable declaration on the right-hand side.
5483 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5486 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5488 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5491 * c-common.c (conversion_warning): Do not warn if applying bit-and
5492 operator to unsigned constant that fits in the target type.
5494 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5497 * c-common.c (conversion_warning): Do not warn for artificial
5500 2008-08-20 Richard Guenther <rguenther@suse.de>
5502 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5503 (extract_range_from_binary_expr): Fall back to constant propagation.
5504 (extract_range_from_unary_expr): Likewise.
5506 2008-08-20 Richard Guenther <rguenther@suse.de>
5508 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5509 with TREE_THIS_VOLATILE on shared nodes.
5510 (fold_stmt_r): Likewise.
5512 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5515 * c-parser.c (c_parser_attributes): For keywords use canonical
5516 spelling for attr_name.
5518 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5520 * value-prof.c (check_counter): Revert wrong call to error.
5522 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5524 * profile.c: Update calls to inform.
5525 * value-prof.c: Update calls to inform.
5527 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5529 * diagnostic.c (inform): Add an explicit location_t parameter.
5530 * toplev.h (inform): Update declaration.
5531 * builtins.c: Update all calls to inform.
5532 * c-common.c: Likewise.
5533 * c-decl.c: Likewise.
5534 * c-opts.c: Likewise.
5535 * c-pch.c: Likewise.
5536 * c-pragma.c: Likewise.
5537 * c-typeck.c: Likewise.
5538 * coverage.c: Likewise.
5540 * toplev.c: Likewise.
5541 * tree-cfg.c: Likewise.
5542 * tree-ssa.c: Likewise.
5544 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5547 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5548 V2DI mode, for SSE4.1, use movq instead of vector set if the
5549 second element is zero and inter-unit moves are OK.
5551 2008-08-20 Richard Guenther <rguenther@suse.de>
5553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5554 properly handle conversion/copy chains after tuplification.
5556 2008-08-20 Richard Guenther <rguenther@suse.de>
5558 * passes.c (init_optimization_passes): Move the second
5559 forwprop pass before alias computation. Remove the second
5560 DCE pass. Remove the first dominator and phi copy/const
5563 2008-08-20 Nick Clifton <nickc@redhat.com>
5565 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5566 support of this feature. Do not assume that a sufficiently new
5567 assembler will support the feature regardless of the target type.
5568 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5569 * configure: Regenerate.
5571 2008-08-20 Richard Guenther <rguenther@suse.de>
5573 * tree-vrp.c (found_in_subgraph): Remove.
5574 (live): New global static.
5575 (live_on_edge): New function.
5576 (blocks_visited): Remove.
5577 (register_edge_assert_for_2): Use live_on_edge.
5578 (find_conditional_asserts): Remove code dealing with
5579 found_in_subgraph. Do not walk the CFG.
5580 (find_switch_asserts): Likewise.
5581 (find_assert_locations_1): Renamed from find_assert_locations.
5582 Move finding assert locations for conditional and switch
5583 statements first. Update live bitmap. Do not walk the CFG.
5584 (find_assert_locations): New function.
5585 (insert_range_assertions): Remove entry of CFG walk.
5586 Adjust call to find_assert_locations.
5587 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5588 that only can appear because of fake exit edges but assert we
5589 never try to insert on those.
5590 (fini_pre): Do not remove fake exit edges here...
5591 (execute_pre): ...but here, before committing edge inserts.
5593 2008-08-19 Richard Guenther <rguenther@suse.de>
5595 * passes.c (init_optimization_passes): Exchange store-ccp
5598 2008-08-19 Rafael EspÃndola <espindola@google.com>
5600 * varasm.c (weak_decls): Move earlier in the file.
5601 (assemble_external): Add weak decls to the weak_decls list.
5602 (declare_weak): Don't add decls to the weak_decls list.
5604 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5607 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5608 before (sse2_shufpd_<mode>).
5610 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5613 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5614 * tree.c (block_nonartificial_location): Likewise.
5616 2008-08-19 Richard Guenther <rguenther@suse.de>
5618 PR tree-optimization/35972
5619 PR tree-optimization/23094
5620 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5622 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5623 handle MISALIGNED_INDIRECT_REF.
5624 (get_ref_from_reference_ops): New helper.
5625 (vn_reference_lookup_pieces): Walk the use-def chain using the
5626 alias-oracle if requested.
5627 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5628 walking the use-def chain.
5629 (compute_avail): But not here.
5630 (create_component_ref_by_pieces_1): Properly handle
5631 MISALIGNED_INDIRECT_REF.
5632 (do_regular_insertion): Handle fully redundant
5633 expressions after PHI-translation also for SSA_NAME values, not
5634 only constants. Correctly use edoubleprime for that.
5636 2008-08-19 Ira Rosen <irar@il.ibm.com>
5638 * tree-vectorizer.c (supportable_widening_operation): Support
5639 multi-step conversion, return the number of steps in such conversion
5640 and the required intermediate types.
5641 (supportable_narrowing_operation): Likewise.
5642 * tree-vectorizer.h (vect_pow2): New function.
5643 (supportable_widening_operation): Change argument types.
5644 (supportable_narrowing_operation): Likewise.
5645 (vectorizable_type_promotion): Add an argument.
5646 (vectorizable_type_demotion): Likewise.
5647 * tree-vect-analyze.c (vect_analyze_operations): Call
5648 vectorizable_type_promotion and vectorizable_type_demotion with
5649 additional argument.
5650 (vect_get_and_check_slp_defs): Detect patterns.
5651 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5653 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5654 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5655 factor according to the smallest type in the loop.
5656 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5657 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5658 supportable_widening_operation with correct arguments.
5659 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5660 operands lists according to the number of vector statements in left
5661 or right node, if exists.
5662 (vect_gen_widened_results_half): Remove unused argument.
5663 (vectorizable_conversion): Call supportable_widening_operation,
5664 supportable_narrowing_operation, and vect_gen_widened_results_half
5665 with correct arguments.
5666 (vectorizable_assignment): Change documentation, support multiple
5668 (vectorizable_operation): Likewise.
5669 (vect_get_loop_based_defs): New function.
5670 (vect_create_vectorized_demotion_stmts): Likewise.
5671 (vectorizable_type_demotion): Support loop-aware SLP and general
5672 multi-step conversion. Call vect_get_loop_based_defs and
5673 vect_create_vectorized_demotion_stmts for transformation.
5674 (vect_create_vectorized_promotion_stmts): New function.
5675 (vectorizable_type_promotion): Support loop-aware SLP and general
5676 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5678 (vectorizable_store): Change documentation, support multiple
5680 (vectorizable_load): Likewise.
5681 (vect_transform_stmt): Pass SLP_NODE to
5682 vectorizable_type_promotion and vectorizable_type_demotion.
5683 (vect_schedule_slp_instance): Move here the calculation of number
5684 of vectorized statements for each node from...
5685 (vect_schedule_slp): ... here.
5686 (vect_transform_loop): Call vect_schedule_slp without the last
5689 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5692 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5693 to == in assert statement.
5694 (vectorizable_reduction): Fix typo.
5696 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5699 * value-prof.c (check_counter): Dereference pointer to overall
5700 count when printing it.
5702 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5704 * profile.h: Really add it.
5706 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5708 * mcf.c: Really add it.
5710 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5711 Vinodha Ramasamy <vinodha@google.com>
5713 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5715 * value-prof.c (check_counter): Fix the counter if
5716 flag_profile_correction is true.
5717 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5718 tree_mod_subtract_transform):
5719 Follow check_counter parameter change.
5720 * common.opt (fprofile-correction): New option.
5722 * profile.h: Likewise.
5723 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5724 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5725 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5727 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5728 flag_profile_correction is set.
5730 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5732 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5734 2008-08-18 Tomas Bily <tbily@suse.cz>
5736 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5737 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5739 * tree-data-ref.c (split_constant_offset_1): Likewise.
5740 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5741 * tree-sra.c (sra_walk_expr): Likewise.
5742 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5743 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5744 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5745 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5747 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5748 * tree-vect-transform.c (vectorizable_type_demotion)
5749 (vectorizable_type_promotion): Likewise.
5750 * tree-inline.c (expand_call_inline):
5751 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5752 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5753 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5754 * expr.c (expand_expr_real_1): Likewise.
5755 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5756 (gimple_assign_unary_useless_conversion_p): Likewise.
5757 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5758 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5759 * fold-const.c (fold_unary): Likewise.
5760 * tree.h (CONVERT_EXPR_P): Likewise.
5761 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5762 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5764 (register_edge_assert_for_2, extract_range_from_unary_expr)
5765 (register_edge_assert_for_1): Likewise.
5767 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5769 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5770 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5771 (enum real_value_const): Delete.
5772 (get_real_const): Delete.
5773 * real.c (get_real_const): Delete.
5774 (dconst_e_ptr): Define.
5775 (dconst_third_ptr): Define.
5776 (dconst_sqrt2_ptr): Define.
5777 * builtins.c: Update all callers.
5779 2008-08-18 Richard Guenther <rguenther@suse.de>
5781 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5782 statement iterator after statement removal.
5784 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5786 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5787 (detect_processor_freebsd): Likewise.
5788 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5790 2008-08-18 Richard Guenther <rguenther@suse.de>
5792 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5793 and loads have the correct types.
5795 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5798 * c-opts.c (cpp_opts): Remove static.
5799 * c-parser.c (cpp_opts): Declare it extern.
5800 (disable_extension_diagnostics): Handle cpp options.
5801 (enable_extension_diagnostics): Likewise.
5803 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5805 * diagnostics.c (permerror_at): Rename as permerror.
5806 (permerror): Delete.
5807 * toplev.h: Likewise.
5809 2008-08-18 Richard Guenther <rguenther@suse.de>
5811 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5812 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5813 Move call_cdce before build_alias. Move copyrename2,
5814 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5815 right after final inlining.
5816 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5817 (pass_build_cfg): But instead via TODO_dump_func.
5819 2008-08-18 Richard Guenther <rguenther@suse.de>
5821 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5823 (scalarize_init): If we failed to generate some initializers
5824 do not generate zeros for not instantiated members. Instead
5825 rely on the copy out.
5826 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5827 about missing flow-sensitive alias info only if we have
5830 2008-08-17 Nick Clifton <nickc@redhat.com>
5832 * doc/extend.texi (Function Attributes): Fix typo in description
5833 if hot function attribute.
5835 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5836 Richard Sandiford <rdsandiford@googlemail.com>
5838 * doc/install.texi (--with-mips-plt): Document.
5839 * doc/invoke.texi (-mplt, -mno-plt): Document.
5840 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5841 and handle ${with_mips_plt}.
5842 * config/mips/mips.opt (mplt): New option.
5843 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5844 (TARGET_ABICALLS_PIC2): Likewise.
5845 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5846 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5847 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5848 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5849 to decide whether to output ".option picX" directives.
5850 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5851 Pass -call_nonpic rather than -KPIC for -mplt.
5852 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5853 on the command line. Also remove it when -mabi=64 is used without
5855 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5856 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5857 TARGET_ABICALLS_PIC0.
5858 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5860 (mips16_build_function_stub): Only output ".option pic" directives
5861 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5862 (mips16_build_call_stub): Fix comment and remove redundant
5863 ".set at"/"set .noat" directives.
5864 (mips_function_rodata_section): Use the default behaviour for
5865 TARGET_ABSOLUTE_ABICALLS.
5866 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5867 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5868 (mips_restore_gp): Do nothing if the current function doesn't use
5870 (mips_expand_prologue): Only save $gp if the current function uses it.
5871 Use a normal move for TARGET_ABICALLS_PIC0.
5872 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5874 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5876 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5877 of function when handling GLOBAL_POINTER_REGNUM.
5879 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5882 * common.opt (-fstack-check): Do not declare the variable here.
5883 (-fstack-check=): New option variant.
5884 * doc/invoke.texi (Code Gen Options): Document it.
5885 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5886 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5887 (STACK_CHECK_STATIC_BUILTIN): New macro.
5888 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5889 * opts.c: Include expr.h.
5890 (common_handle_option) <OPT_fold_stack_check_>: New case.
5891 <OPT_fstack_check>: Likewise.
5892 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5893 consistently in the test for variable-sized types. Adjust for
5894 new behaviour of flag_stack_check.
5895 * explow.c: Include except.h.
5896 (allocate_dynamic_stack_space): Do not take into account
5897 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5898 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5899 for variable-sized parameters. Treat all parameters whose size is
5900 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5901 stack checking is enabled.
5902 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5903 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5904 if generic stack checking is enabled.
5905 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5906 * reload1.c (reload): Likewise.
5907 * stmt.c (expand_decl): Assert that all automatic variables have
5908 fixed size at this point and remove dead code.
5909 * flags.h (stack_check_type): New enumeration type.
5910 (flag_stack_check): Declare.
5911 * toplev.c (flag_stack_check): New global variable.
5912 * Makefile.in (opts.o): Add dependency on EXPR_H.
5913 (explow.o): Add dependency on except.h.
5915 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5917 * config/avr/avr.c (avr_override_options): Reduce value of
5918 PARAM_INLINE_CALL_COST.
5920 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5922 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5923 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5924 lieu of TYPE_MODE (type) throughout.
5926 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5928 * config/arm/arm.c (add_minipool_backward_ref): Check for
5929 8-byte-aligned entries in second case of forcing insertion after a
5930 particular entry. Change third case to avoid inserting
5931 non-8-byte-aligned entries before 8-byte-aligned ones.
5933 2008-08-15 Richard Guenther <rguenther@suse.de>
5935 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5936 strip components for unknown size accesses.
5938 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5940 * config/s390/2097.md New file.
5941 * config/s390/s390.md ("z10prop" attribute): Define none,
5942 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5943 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5944 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5945 possible values and apply them to insns as appropriate.
5946 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5947 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5948 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5949 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5950 ("bfp" mode attribute): Removed. Every occurence replaced
5952 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5953 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5956 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5959 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5962 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5964 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5965 additional argument. Support reduction when duplication is needed due
5966 to data-types of different sizes in the loop.
5967 (get_initial_def_for_induction): Fix printout.
5968 (vect_get_vec_def_for_stmt_copy): Support case where the
5969 vec_stmt_for_operand is a phi node.
5970 (vectorizable_reduction): Support reduction when duplication is needed
5971 due to data-types of different sizes in the loop.
5972 (vectorizable_call): Remove restriction to not vectorize in case we
5973 have data-types of different sizes in the loop.
5974 (vectorizable_conversion): Likewise.
5975 (vectorizable_operation): Likewise.
5976 (vectorizable_type_demotion): Likewise.
5977 (vectorizable_type_promotion): Likewise.
5978 (vectorizable_induction): Add restriction to not vectorize in case
5979 we have data-types of different sizes in the loop.
5981 2008-08-14 Christophe Saout <christophe@saout.de>
5982 Uros Bizjak <ubizjak@gmail.com>
5985 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5986 (*vec_concatv2di_rex64_sse4_1): Ditto.
5987 (*vec_concatv2di_rex64_sse): Ditto.
5989 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5992 * fold-const.c (fold_widened_comparison): Do not allow
5993 sign changes that change the result even if shorter type
5994 is wider than arg1_unw's type.
5996 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5998 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5999 Skip if the multilib testing specifies -march that does not
6000 agree with the one specified in the testcase.
6002 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6004 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6005 zero extend SImode values being converted to TFmode before passing
6008 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6010 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6011 __PPU__ when targeting the Cell/B.E. PPU processor.
6013 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6015 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6016 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6017 Rematerialize the static chain, if any.
6018 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6021 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6023 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6024 (new_loc_descr): Likewise.
6025 (add_loc_descr): Likewise.
6026 (size_of_loc_descr): Likewise.
6027 (size_of_locs): Likewise.
6028 (output_loc_operands): Likewise.
6029 (output_loc_sequence): Likewise.
6030 (new_reg_loc_descr): New.
6031 (build_cfa_loc): Use it.
6032 (build_cfa_aligned_loc): Likewise.
6033 (one_reg_loc_descriptor): Likewise.
6034 (based_loc_descr): Likewise.
6036 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6039 * doc/invoke.texi (Wmain): Update.
6040 * c-decl.c (start_decl): warn_main is only 0 or 1.
6041 (start_function): Likewise. Fix formatting.
6042 (finish_function): Delete redundant warning.
6043 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6044 * c-opts (c_common_handle_option): -Wall only has effect if
6045 warn_main is uninitialized. OPT_Wmain is automatically
6046 handled. -pedantic also enables Wmain.
6047 (c_common_post_options): Handle all logic for Wmain here.
6048 * c-common.c (warn_main): Delete.
6049 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6050 * c-common.h (warn_main): Delete.
6052 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6055 * expr.c (emit_group_store): Allocate stack temp with the
6056 largest alignment when copying from register to stack.
6058 2008-08-13 Richard Guenther <rguenther@suse.de>
6060 * tree.h (maybe_fold_offset_to_address): Declare.
6061 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6062 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6063 Likewise for POINTER_PLUS_EXPR.
6064 (maybe_fold_offset_to_reference): Enable disabled code.
6065 (maybe_fold_offset_to_address): New function.
6066 (fold_stmt_r): Use it.
6067 (fold_gimple_assign): Likewise.
6068 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6069 (gimplify_expr): Likewise.
6071 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6073 * toplev.h (pedwarn_at): Fix declaration.
6075 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6077 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6078 LINK_SPEC): Use %R in -Y P argument.
6080 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6083 * diagnostic.c (pedwarn_at): New.
6084 * toplev.h (pedwarn_at): Declare.
6085 * c-tree.h (build_enumerator): Update declaration.
6086 * c-decl.c (finish_enum): Update comment.
6087 (build_enumerator): Take a location parameter. Give a pedwarn but do
6088 not perform any conversion.
6089 * c-parser.c (c_parser_enum_specifier): Set correct location for
6092 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6095 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6096 expressions except for conversions to signed:1 bitfields. Handle
6097 COND_EXPR with constant operands.
6099 2008-08-13 Richard Guenther <rguenther@suse.de>
6101 PR tree-optimization/15255
6102 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6103 (struct oecount_s): New struct and VEC types.
6105 (oecount_hash): New function.
6106 (oecount_eq): Likewise.
6107 (oecount_cmp): Likewise.
6108 (zero_one_operation): New function.
6109 (build_and_add_sum): Likewise.
6110 (undistribute_ops_list): Perform un-distribution of multiplication
6111 and division on the chain of summands.
6112 (should_break_up_subtract): Also break up subtracts for factors.
6113 (reassociate_bb): Delete dead visited statements.
6114 Call undistribute_ops_list. Re-sort and optimize if it did something.
6115 * passes.c (init_optimization_passes): Move DSE before
6117 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6120 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6122 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6124 * doc/invoke.texi: Revert unintended checkin.
6126 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6129 * gcc.c (include_spec_function): Tweak call to find_a_file.
6131 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6134 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6135 and TRUTH_ORIF_EXPR.
6136 * dojump.c (do_jump): Likewise.
6138 PR tree-optimization/37084
6139 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6140 if id->regimplify, don't assume stmt is a cast assignment.
6142 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6144 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6146 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6149 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6152 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6154 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6155 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6157 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6158 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6159 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6160 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6161 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6163 * doc/tm.texi (Storage Layout): Remove documentation for
6164 TARGET_FLOAT_FORMAT.
6166 * simplify-rtx.c (simplify_binary_operation_1): Replace
6167 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6169 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6171 * real.h (struct real_format): New member has_sign_dependent_rounding.
6172 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6173 spu_single_format, ieee_double_format, mips_double_format,
6174 motorola_double_format, ieee_extended_motorola_format,
6175 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6176 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6177 mips_extended_format, ieee_quad_format, mips_quad_format,
6178 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6179 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6181 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6182 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6183 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6184 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6185 (ROUND_TOWARDS_ZERO): Likewise.
6187 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6188 (FLOAT_MODE_FORMAT): New macro.
6189 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6190 (MODE_COMPOSITE_P): ... this new macro.
6191 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6192 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6193 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6195 * flags.h: Include "real.h".
6197 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6198 REAL_MODE_FORMAT_COMPOSITE_P.
6199 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6201 * doc/tm.texi (Storage Layout): Remove documentation of
6202 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6203 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6204 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6205 they only apply to libgcc2.a.
6207 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6209 * config/spu/float_disf.c: New file.
6210 * config/spu/float_unsdisf.c: New file.
6211 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6212 (LIB2FUNCS_EXCLUDE): Define.
6214 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6215 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6217 * real.h (struct real_format): New member round_towards_zero.
6218 * real.c (round_for_format): Respect fmt->round_towards_zero.
6219 (ieee_single_format, mips_single_format, motorola_single_format,
6220 spu_single_format, ieee_double_format, mips_double_format,
6221 motorola_double_format, ieee_extended_motorola_format,
6222 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6223 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6224 mips_extended_format, ieee_quad_format, mips_quad_format,
6225 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6226 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6228 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6229 real_format to choose rounding mode when calling MPFR functions.
6230 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6231 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6233 * real.h (real_to_decimal_for_mode): Add prototype.
6234 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6235 Respect target rounding mode when generating decimal representation.
6236 (real_to_decimal): New stub for backwards compatibility.
6237 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6238 real_to_decimal_for_mode instead of real_to_decimal.
6240 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6242 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6243 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6245 * real.c (spu_single_format): New variable.
6246 * real.h (spu_single_format): Declare.
6248 * config/spu/spu.c (spu_override_options): Install SFmode format.
6249 (spu_split_immediate): Use integer mode to operate on pieces of
6250 floating-point values in all cases.
6252 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6253 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6254 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6256 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6258 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6260 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6262 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6264 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6267 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6268 on the VAR_DECL instead of TYPE_READONLY on its type.
6270 2008-08-12 Ira Rosen <irar@il.ibm.com>
6272 * tree-vectorizer.c: Depend on langhooks.h.
6273 (supportable_widening_operation): Add two arguments. Support double
6275 (supportable_narrowing_operation): Likewise.
6276 * tree-vectorizer.h (supportable_widening_operation): Add two
6278 (supportable_narrowing_operation): Likewise.
6279 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6280 supportable_widening_operation with correct arguments.
6281 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6282 (vectorizable_type_demotion): Support double type conversions.
6283 (vectorizable_type_promotion): Likewise.
6284 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6286 2008-08-11 Michael Matz <matz@suse.de>
6288 * i386/i386.c (override_options): Move initialisation from
6289 flag_schedule_insns_after_reload to here from ...
6290 (optimization_options): ... here.
6292 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6294 PR rtl-optimization/36998
6295 * dwarf2out.c (compute_barrier_args_size_1,
6296 compute_barrier_args_size): Temporarily remove assertions.
6298 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6301 * tree-ssa.c (struct walk_data): Add new flag
6302 warn_possibly_uninitialized.
6303 (warn_uninitialized_var): Use it.
6304 (warn_uninitialized_vars): New.
6305 (execute_early_warn_uninitialized): Call it.
6306 (execute_late_warn_uninitialized): Likewise.
6308 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6311 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6314 2008-08-09 Jan Hubicka <jh@suse.cz>
6317 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6319 (expand_fix): Be prepared for expansion to fail.
6320 (expand_sfix_optab): Remove instructions if expansion failed.
6322 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6324 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6326 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6327 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6329 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6331 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6332 mips/t-libgcc-mips16 to tmake_file.
6333 * config/mips/mips-protos.h (mips_call_type): New enum.
6334 (mips_pic_base_register, mips_got_load): Declare.
6335 (mips_restore_gp): Take an rtx argument.
6336 (mips_use_pic_fn_addr_reg_p): Declare.
6337 (mips_expand_call): Replace the sibcall_p argument with
6338 a mips_call_type argument. Add a lazy_p parameter.
6339 (mips_split_call): Declare.
6340 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6341 (MIPS16_PIC_TEMP): Likewise.
6342 (reg_class): Delete M16_NA_REGS.
6343 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6344 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6345 (mips_split_hi_p): Declare.
6346 * config/mips/mips.c (mips_split_hi_p): New array.
6347 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6348 (mips_got_symbol_type_p): New function.
6349 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6350 (mips16_stub_function_p): New function.
6351 (mips16_local_function_p): Likewise.
6352 (mips_use_pic_fn_addr_reg_p): Likewise.
6353 (mips_cannot_force_const_mem): Return false for HIGHs.
6354 Extend CONST_INT and symbolic handling to MIPS16, using
6355 mips_symbol_insns to check that the base symbol type is a
6356 legitimate constant. Reject GOT-based constants if
6357 TARGET_MIPS16_PCREL_LOADS.
6358 (mips_const_insns): Check targetm.cannot_force_const_mem when
6359 decomposing a symbolic base and a large offset.
6360 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6361 When calling a function that needs $25 from MIPS16 code,
6362 move the target address into $25 separately and add a USE
6364 (mips16_gp_pseudo_reg): Insert the initializer immediately
6365 before the first real insn.
6366 (mips_pic_base_register, mips_got_load): New functions.
6367 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6368 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6369 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6370 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6371 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6372 also passing NULL_RTX rather than const0_rtx as the aux argument.
6373 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6374 instead of TARGET_EXPLICIT_RELOCS.
6375 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6376 (mips_load_call_address): Replace the sibcall_p argument with
6377 a mips_call_type argument. Use mips_got_load.
6378 (mips16_local_alias): New structure.
6379 (mips16_local_aliases): New variable.
6380 (mips16_local_aliases_hash): New function.
6381 (mips16_local_aliases_eq): Likewise.
6382 (mips16_local_alias): Likewise.
6383 (mips16_stub_function): Likewise.
6384 (mips16_build_function_stub): Create a local alias for the target
6385 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6386 .cpload directive and an R_MIPS_NONE relocation for the target
6387 function, then load the alias rather than the function itself.
6388 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6389 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6390 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6391 (mips16_build_call_stub): Replace the FN parameter with an
6392 FN_PTR parameter. Force the address into a register if it
6393 isn't a call_insn_operand; don't rely on the caller to do this.
6394 If a call to a locally-defined and locally-binding MIPS16
6395 function must be made indirectly, redirect the call to the
6396 function's local alias. Use mips16_stub_function_p,
6397 mips16_stub_function, mips_expand_call and use_reg.
6398 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6399 Use explicit %hi and %lo accesses where possible.
6400 Use MIPS_CALL to generate the correct code form of a
6401 jal instruction. Add clobbers of $18 instead of uses.
6402 Update the call to mips_emit_call_insn.
6403 (mips_expand_call): Replace the SIBCALL_P argument with a
6404 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6405 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6406 allowing it to modify the call address. Update the calls to
6407 mips_load_call_address and mips_emit_call_insn.
6408 (mips_split_call): New function.
6409 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6410 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6411 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6412 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6413 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6415 (mips_cprestore_slot): New function.
6416 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6417 and use mips_cprestore_slot.
6418 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6420 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6421 then use a copygp_mips16 instruction to set up $28.
6422 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6423 (mips16_lay_out_constants): Call split_all_insns_noflow.
6424 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6425 false if TARGET_MIPS16.
6426 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6427 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6428 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6429 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6430 MIPS16 code. Allow MIPS16 o32 PIC.
6431 (mips_override_options): Allow MIPS16 o32 PIC.
6432 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6433 after reload if TARGET_USE_GOT.
6434 (UNSPEC_COPYGP): New constant.
6435 (length): Use a default length of 8 for MIPS16 GOT loads.
6436 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6437 (*got_page<mode>): Check mips_split_hi_p.
6438 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6439 (unspec_got<mode>, unspec_call<mode>): New expanders.
6440 (load_got<mode>, load_call<mode>): Remove the length attributes.
6441 Use a got attribute instead of a type attribute.
6442 (copygp_mips16): New insn.
6443 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6444 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6445 (sibcall, sibcall_value, call, call_value): Update the calls
6446 to mips_expand_call.
6447 (call_internal, call_value_internal): Use mips_split_call.
6448 (call_value_multiple_internal): Likewise.
6449 (call_split): Move after call_internal (the insn it is split from).
6450 (call_internal_direct, call_value_internal_direct): Turn into
6451 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6452 (call_direct_split, call_value_direct_split): New patterns.
6453 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6454 and use M16_REGS instead of M16_NA_REGS.
6455 * config/mips/predicates.md (const_call_insn_operand): Replace
6456 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6457 mips_use_pic_fn_addr_reg_p check.
6458 (move_operand): Reject HIGHs if mips_split_hi_p.
6459 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6460 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6461 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6462 * config/mips/libgcc-mips16.ver: New file.
6463 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6464 $(srcdir)/config/mips/libgcc-mips16.ver.
6466 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6468 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6470 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6471 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6472 (mips16_cfun_returns_in_fpr_p): Likewise.
6474 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6476 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6477 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6478 rather than 4 to PC.
6480 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6482 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6483 (FUNCTION_PROFILER): Save the static chain pointer into $2
6484 beforehand and restore it aftewards.
6485 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6486 address directly into $25 and call the function through $25;
6487 do not clobber $3. Pad the DImode version to cover the space
6488 left by the deleted $25 <- $3 move.
6489 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6490 the removal of the $25 <- $3 move.
6491 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6492 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6494 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6495 Daniel Jacobowitz <dan@codesourcery.com>
6497 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6498 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6499 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6500 * config/mips/mips.c (mips_start_function_definition): New function.
6501 (mips_end_function_definition): Likewise.
6502 (mips_output_function_prologue): Use mips_start_function_definition.
6503 (mips_output_function_epilogue): Use mips_end_function_definition.
6504 (build_mips16_function_stub): Use mips_start_function_definition
6505 and mips_end_function_definition.
6506 (build_mips16_call_stub): Likewise.
6508 2008-08-09 Richard Guenther <rguenther@suse.de>
6510 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6511 * gimple.h (gimple_call_fn): Adjust comment.
6512 (gimple_call_set_fndecl): New function.
6513 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6514 longer having bare FUNCTION_DECL operand.
6515 (gimple_call_return_type): Likewise.
6516 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6518 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6519 (gimple_mod_pow2): Likewise.
6520 (gimple_mod_subtract): Likewise.
6521 (gimple_ic): Likewise.
6522 (gimple_stringop_fixed_value): Likewise.
6523 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6524 longer having bare FUNCTION_DECL operand.
6525 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6526 * omp-low.c (optimize_omp_library_calls): Likewise.
6527 * cgraphunit.c (update_call_expr): Likewise.
6528 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6529 (execute_convert_to_rsqrt): Likewise.
6530 * cfgexpand.c (gimple_to_tree): Simplify.
6531 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6532 bare FUNCTION_DECL operand.
6533 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6534 (convert_gimple_call): Use gimple_call_fndecl.
6535 * c-common.c (c_warn_unused_result): Likewise.
6537 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6540 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6541 (c_finish_return): Likewise.
6542 (c_start_case): Likewise.
6543 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6544 * c-parser.c (c_parser_condition): New. Call
6545 verify_sequence_points.
6546 (c_parser_paren_condition): Call c_parser_condition.
6547 (c_parser_for_statement): Call c_parser_condition.
6549 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6552 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6553 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6554 Moved from diagnostic.h
6555 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6557 (emit_diagnostic): New.
6558 (warning0, pedwarn0): Delete.
6559 (warning, warning_at, pedwarn, permerror): Return bool.
6560 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6561 Moved to diagnostic.c.
6562 (struct diagnostic_context): Use correct type for
6563 classify_diagnostic.
6564 (diagnostic_report_diagnostic): Update declaration.
6565 (emit_diagnostic): Declare.
6566 * errors.c (warning): Return bool.
6567 * errors.h (warning): Update declaration.
6568 * toplev.h (warning0, pedwarn0): Delete.
6569 (warning, warning_at, pedwarn, permerror): Return bool.
6570 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6571 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6572 inform. Update all calls.
6573 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6574 before giving informative note.
6575 (implicit_decl_warning): Likewise.
6576 * c-typeck.c (build_function_call): Likewise.
6577 * tree-sssa.c (warn_uninit): Likewise.
6578 * builtins.c (gimplify_va_arg_expr): Likewise.
6580 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6583 * doc/invoke.texi (-Wextra): Move warning from here...
6584 (-Wuninitialized): ... to here.
6586 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6589 * flags.h (set_Wunused): Delete
6590 * toplev.c (process_options): Handle Wunused flags here.
6591 * opts.c (maybe_warn_unused_parameter): Delete.
6592 (common_handle_option): Replace set_Wunused by warn_unused.
6593 (set_Wextra): Do not handle Wunused-parameter here.
6594 (set_Wunused): Delete.
6595 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6597 * common.opt (Wunused): Add Var and Init.
6598 (Wunused-function): Likewise.
6599 (Wunused-label): Likewise.
6600 (Wunused-parameter): Likewise.
6601 (Wunused-value): Likewise.
6602 (Wunused-variable): Likewise.
6604 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6606 * doc/invoke.texi: Add cpu_type power7.
6607 * config.in (HAVE_AS_VSX): New.
6608 * config.gcc: Add cpu_type power7.
6609 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6611 * configure: Regenerate.
6612 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6614 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6615 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6616 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6618 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6620 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6621 type to vectorize.builtin_conversion.
6622 (vectorizable_conversion): Likewise.
6623 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6624 integral type as input.
6625 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6627 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6628 and ALTIVEC_BUILTIN_VCTSXS.
6629 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6632 2008-08-08 Richard Guenther <rguenther@suse.de>
6634 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6635 (surely_varying_stmt_p): Calls are varying only if they are
6636 non-builtin and not indirect or have no result.
6637 (ccp_fold): Re-instantiate code before the tuples merge.
6639 2008-08-08 Richard Guenther <rguenther@suse.de>
6641 PR tree-optimization/37056
6642 * gimple.h (gimple_assign_rhs_class): New helper function.
6643 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6644 unary operations properly.
6646 2008-08-07 Jan Hubicka <jh@suse.cz>
6648 * i386.h (ix86_size_cost): Declare.
6649 (ix86_cur_cost): New function macro.
6650 * i386.md (peepholes expanding size and splitters): Predicate by
6651 optimize_insn_for_speed_p.
6652 (peepholes reduce size and splitters): Predicate by
6653 optimize_insn_for_size_p.
6654 * i386.c (ix86_size_cost): Rename from ...
6655 (size_cost): This one.
6656 (override_options): Update.
6657 (decide_alg): Likewise.
6658 (ix86_expand_clear): Use RTL profile.
6659 (ix86_pad_returns): Use RTL profile.
6661 2008-08-07 Jan Hubicka <jh@suse.cz>
6663 * recog.c (split_all_insns): Set RTL profile
6664 (peephole2_optimize): Likewise.
6665 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6666 * combine.c (combine_instructions): Likewise.
6668 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6670 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6672 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6674 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6675 value in a6 after the set_frame_ptr insn.
6677 2008-08-07 Richard Henderson <rth@redhat.com>
6680 * gcc.c (cpp_options): Pass along -g*.
6682 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6684 * config/arm/arm.c (output_move_neon): Update comment describing
6685 big-endian vector layout.
6686 (arm_assemble_integer): Do not handle big-endian NEON vectors
6688 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6689 neon_vget_lane<mode>_sext_internal,
6690 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6691 element indices for big-endian.
6693 2008-08-07 Richard Henderson <rth@redhat.com>
6695 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6696 * configure, config.in: Rebuild.
6697 * debug.h (dwarf2out_do_cfi_asm): Declare.
6698 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6699 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6700 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6701 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6703 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6705 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6706 movv2si_internal): Combine into mov<mode>_internal.
6707 (movv2si_internal_2): Remove.
6709 2008-08-07 Jan Hubicka <jh@suse.cz>
6712 * i386.md (single stringop patterns): Enable unconditionally.
6714 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6719 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6720 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6722 * config/i386/sse.md (sse2_movq128): New.
6724 * doc/extend.texi: Document __builtin_ia32_movq128.
6726 2008-08-07 Richard Guenther <rguenther@suse.de>
6729 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6730 pointers can access anything.
6732 2008-08-06 Jan Hubicka <jh@suse.cz>
6734 * optabs.c (emit_unop_insn): Break out to ...
6735 (maybe_emit_unop_insn): ... this one.
6736 (expand_sfix_optab): Use maybe variant.
6737 * optabs.h (maybe_emit_unop_insn): Declare.
6739 * i386.md (mov0 patterns): Enable by default.
6740 (FP conversion expanders): Disable expansion of code expanding
6741 sequences when instruction should be optimized for size.
6742 (single strinop patterns): Enable when optimizing for size.
6743 (string expanders): Disable expanding of code expanding sequences
6744 when optimizning instruction for size.
6745 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6747 (ix86_fp_comparison_sahf_cost): Likewise.
6748 (ix86_expand_branch): Likewise.
6749 (ix86_expand_ashl_const): Likewise.
6750 (ix86_split_ashl): Likewise.
6751 (ix86_expand_strlen): Likewise.
6752 (ix86_emit_fp_unordered_jump): Likewie.
6754 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6756 * c-common.c: Fix typo.
6757 (c_common_reswords): Activate more C++ keyword warnings.
6759 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6761 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6764 * diagnostic.c (permerror_at): New.
6765 * toplev.h (permerror_at): Declare.
6767 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6768 Ira Rosen <irar@il.ibm.com>
6770 * tree-vect-transform.c (vect_model_simple_cost): Return
6771 immediately if stmt is pure SLP.
6772 (vect_model_store_cost): Ditto.
6773 (vect_model_load_cost): Ditto.
6774 (vectorizable_store): Remove PURE_SLP check before call
6775 to vect_model_store_cost.
6776 (vect_model_store_cost): When checking whether stmt describe
6777 strided access, add a check that it is not slp_node.
6779 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6782 * c-common.c (warn_for_sign_compare): New. Handle separately the
6783 case that 'constant' is zero.
6784 * c-typeck.c (build_binary_op): Move code to c-common.c
6786 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6788 * config/alpha/alpha.c (alpha_preferred_reload_class,
6789 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6790 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6791 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6792 * config/arm/arm.md: Likewise.
6793 * config/avr/avr-protos.h (preferred_reload_class,
6794 test_hard_reg_class, avr_simplify_comparison_p,
6795 out_shift_with_cnt, class_max_nregs): Likewise.
6796 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6797 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6798 preferred_reload_class, test_hard_reg_class): Likewise.
6799 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6800 bfin_memory_move_cost, bfin_secondary_reload,
6801 bfin_output_mi_thunk): Likewise.
6802 * config/crx/crx.c (crx_secondary_reload_class,
6803 crx_memory_move_cost): Likewise.
6804 * config/frv/frv-protos.h (frv_secondary_reload_class,
6805 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6806 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6807 frv_secondary_reload_class, frv_class_likely_spilled_p,
6808 frv_class_max_nregs): Likewise.
6809 * config/h8300/h8300.c (h8300_classify_operand,
6810 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6812 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6813 * config/ia64/ia64.c (ia64_preferred_reload_class,
6814 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6815 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6816 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6818 * config/m68hc11/m68hc11.c (preferred_reload_class,
6819 m68hc11_memory_move_cost): Likewise.
6820 * config/mcore/mcore.c (mcore_secondary_reload_class,
6821 mcore_reload_class): Likewise.
6822 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6823 mips_class_max_nregs, mips_cannot_change_mode_class,
6824 mips_preferred_reload_class, mips_secondary_reload_class,
6825 mips_output_mi_thunk): Likewise.
6826 * config/mmix/mmix.c (mmix_preferred_reload_class,
6827 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6829 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6831 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6832 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6833 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6834 * config/rs6000/rs6000.c (paired_expand_vector_init,
6835 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6836 compare_section_name, rs6000_memory_move_cost): Likewise.
6837 * config/s390/s390.c (s390_emit_compare_and_swap,
6838 s390_preferred_reload_class, s390_secondary_reload,
6839 legitimize_pic_address, legitimize_tls_address,
6840 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6841 s390_class_max_nregs): Likewise.
6842 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6843 * config/s390/s390.md: Likewise.
6844 * config/score/score-protos.h (score_secondary_reload_class,
6845 score_preferred_reload_class): Likewise.
6846 * config/score/score.c (score_preferred_reload_class,
6847 score_secondary_reload_class): Likewise.
6848 * config/score/score3.c (score3_output_mi_thunk,
6849 score3_preferred_reload_class, score3_secondary_reload_class,
6850 score3_hard_regno_mode_ok): Likewise.
6851 * config/score/score3.h (score3_preferred_reload_class,
6852 score3_secondary_reload_class): Likewise.
6853 * config/score/score7.c (score7_output_mi_thunk,
6854 score7_preferred_reload_class, score7_secondary_reload_class,
6855 score7_hard_regno_mode_ok): Likewise.
6856 * config/score/score7.h (score7_preferred_reload_class,
6857 score7_secondary_reload_class): Likewise.
6858 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6859 output_branchy_insn, add_constant, gen_block_redirect,
6860 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6861 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6862 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6863 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6864 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6865 xstormy16_preferred_reload_class): Likewise.
6866 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6867 xtensa_expand_atomic, override_options,
6868 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6870 * reorg.c (try_merge_delay_insns): Likewise.
6871 * tree.c (merge_dllimport_decl_attributes): Likewise.
6873 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6875 2008-08-06 Michael Matz <matz@suse.de>
6877 * Makefile.in (write_entries_to_file): Quote words.
6878 * gengtype.c: (read_input_line): Skip over leading white-space.
6880 2008-08-06 Marc Gauthier <marc@tensilica.com>
6882 * config.gcc: Match more processor names for Xtensa.
6883 * configure.ac: Likewise.
6884 * doc/install.texi (Specific): Likewise.
6885 * configure: Regenerate.
6887 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6889 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6890 * calls.c (avoid_likely_spilled_reg): Likewise.
6891 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6892 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6893 * config/i386/i386.c (ix86_expand_special_args_builtin,
6894 ix86_secondary_reload): Likewise.
6895 * except.c (struct eh_region, gen_eh_region_catch,
6896 remove_unreachable_regions, duplicate_eh_regions,
6897 assign_filter_values, build_post_landing_pads,
6898 sjlj_find_directly_reachable_regions, remove_eh_handler,
6899 reachable_next_level, foreach_reachable_handler,
6900 can_throw_internal_1, can_throw_external_1,
6901 collect_one_action_chain): Likewise.
6902 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6903 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6904 * function.c (update_temp_slot_address, instantiate_new_reg,
6905 instantiate_virtual_regs_in_rtx,
6906 instantiate_virtual_regs_in_insn): Likewise.
6907 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6908 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6909 gimplify_cleanup_point_expr): Likewise.
6910 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6911 * passes.c (next_pass_1): Likewise.
6912 * print-tree.c (print_node_brief, print_node): Likewise.
6913 * profile.c (branch_prob): Likewise.
6914 * tree-dump.c (dump_register): Likewise.
6915 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6917 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6918 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6919 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6920 copy_arguments_for_versioning, copy_static_chain): Likewise.
6921 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6922 add_new_name_mapping, register_new_name_mapping): Likewise.
6923 * tree-mudflap.c (mf_xform_derefs): Likewise.
6924 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6925 get_init_expr, combine_chains): Likewise.
6926 * tree-pretty-print.c (dump_generic_node): Likewise.
6927 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6928 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6929 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6930 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6932 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6935 * calls.c (expand_call): Use the biggest preferred stack
6938 2008-08-06 Michael Matz <matz@suse.de>
6941 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6942 for reused reload, instead of overwriting them.
6944 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6947 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6948 for incoming stack boundary.
6950 * function.c (assign_parm_find_entry_rtl): Update
6951 parm_stack_boundary.
6953 * function.h (rtl_data): Add parm_stack_boundary.
6955 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6956 parm_stack_boundary for incoming stack boundary.
6958 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6960 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6961 for unrepresentable subregs or treat them as equal to other regs
6962 or subregs with the same register number.
6964 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6967 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6970 2008-08-06 Jan Hubicka <jh@suse.cz>
6972 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6973 frequencies might be hot.
6975 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6977 * reload.c (find_reloads): Force constants into literal pool
6978 also if they are wrapped in a SUBREG.
6980 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6983 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6984 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6985 Don't allow predicated instructions for data speculation.
6986 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6989 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6991 * haifa-sched.c (extend_global): Split to extend_global_data and
6992 extend_region_data. Update all uses.
6993 (extend_all): Rename to extend_block_data.
6995 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6997 * sched-rgn.c (new_ready): Check if instruction can be
6998 speculatively scheduled before attempting speculation.
6999 (debug_rgn_dependencies): Remove wrongful assert.
7001 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7003 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7005 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7007 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7008 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7009 va_size, and type_size.
7011 2008-08-04 Jason Merrill <jason@redhat.com>
7014 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7015 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7017 2008-08-05 Richard Henderson <rth@redhat.com>
7019 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7020 * configure: Rebuild.
7022 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7025 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7026 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7029 2008-08-05 Richard Henderson <rth@redhat.com>
7031 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7032 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7033 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7034 * common.opt (fdwarf2-cfi-asm): New.
7035 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7036 * config.in, configure: Rebuild.
7037 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7038 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7040 (dw2_force_const_mem): Externalize.
7041 * dwarf2asm.h: Update.
7042 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7043 generate a real label.
7044 (output_cfi_directive): New.
7045 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7046 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7047 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7049 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7050 (output_loc_operands_raw, output_loc_sequence_raw): New.
7051 (output_cfa_loc_raw): New.
7053 2008-08-05 Paul Brook <paul@codesourcery.com>
7055 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7056 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7057 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7058 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7059 * config/arm/arm.h (TARGET_VFPD32): Define.
7060 (TARGET_VFP3): Use TARGET_VFPD32.
7061 (fputype): Add FPUTYPE_VFP3D16.
7062 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7063 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7064 * config/arm/arm-cores.def: Add cortex-r4f.
7065 * config/arm/arm-tune.md: Regenerate.
7067 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7069 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7070 Reword some comments throughout the file.
7072 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7073 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7074 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7075 MFC_MIN_DMA_LIST_ELEMENTS.
7076 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7077 MFC_MAX_DMA_LIST_ELEMENTS.
7079 (MFC_START_ENABLE): Remove PPU-only define.
7080 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7081 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7083 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7084 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7085 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7086 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7087 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7088 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7089 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7091 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7092 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7093 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7094 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7096 (spu_read_machine_status): Fix typo.
7098 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7100 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7101 SUBREG of multi-word hard register.
7102 * config/spu/spu.c (valid_subreg): Likewise.
7103 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7105 2008-08-04 Richard Guenther <rguenther@suse.de>
7107 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7108 the candidate with the stripped base if that base is different
7109 from the original base even for offset zero.
7111 2008-08-04 Richard Guenther <rguenther@suse.de>
7114 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7115 check for no_overflow.
7117 2008-08-04 Richard Guenther <rguenther@suse.de>
7119 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7121 2008-08-04 Paul Brook <paul@codesourcery.com>
7123 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7124 (arm_order_regs_for_local_alloc): New function.
7125 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7127 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7129 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7132 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7133 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7134 (ix86_expand_epilogue): Likewise.
7136 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7138 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7141 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7143 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7144 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7145 (*movv2sf_internal_rex64): Ditto.
7147 2008-08-03 Jan Hubicka <jh@suse.cz>
7149 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7150 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7151 * expmed.c (expand_smod_pow2): Likewise.
7153 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7156 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7157 alternative 0 of operand 1.
7158 (*vec_concatv2di_rex64_sse): Ditto.
7159 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7161 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7162 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7163 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7164 (*movv2sf_internal_rex64): Ditto.
7166 2008-08-02 Richard Guenther <rguenther@suse.de>
7169 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7170 (ssedoublesizemode): New mode attribute.
7171 (sse_shufps): Call gen_sse_shufps_v4sf.
7172 (sse_shufps_1): Macroize.
7173 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7174 (sse2_shufpd_1): Macroize.
7175 (vec_extract_odd, vec_extract_even): New expanders.
7176 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7177 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7178 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7179 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7180 (ix86_expand_vector_set): Likewise.
7181 (ix86_expand_reduc_v4sf): Likewise.
7183 2008-08-01 Doug Kwan <dougkwan@google.com>
7185 * matrix-reorg.c: Re-enable all code.
7186 (struct malloc_call_data): Change CALL_STMT to gimple type.
7187 (collect_data_for_malloc_call): Tuplify.
7188 (struct access_site_info): Change STMT to gimple type.
7189 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7190 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7191 (struct free_info): Change STMT to gimple type.
7192 (struct matrix_access_phi_node): Change PHI to gimple type.
7193 (get_inner_of_cast_expr): Remove.
7194 (may_flatten_matrices_1): Tuplify.
7195 (may_flatten_matrices): Ditto.
7196 (mark_min_matrix_escape_level): Ditto.
7197 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7198 (ssa_accessed_in_call_rhs): New
7199 (ssa_accessed_in_assign_rhs): New
7200 (record_access_alloc_site_info): Tuplify.
7201 (add_allocation_site): Ditto.
7202 (analyze_matrix_allocation_site): Ditto.
7203 (analyze_transpose): Ditto.
7204 (get_index_from_offset): Ditto.
7205 (update_type_size): Ditto.
7206 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7207 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7208 (analyze_accesses_for_phi_node): Tuplify.
7209 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7210 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7211 (analyze_matrix_accesses): Tuplify.
7212 (check_var_data): New call-back type for check_var_notmodified_p.
7213 (check_var_notmodified_p): Tuplify and use call-back struct to
7214 return statement found.
7215 (can_calculate_expr_before_stmt): Factor out statement related code
7217 (can_calculate_stmt_before_stmt): New.
7218 (check_allocation_function): Tuplify.
7219 (find_sites_in_func): Ditto.
7220 (record_all_accesses_in_func): Ditto.
7221 (transform_access_sites): Ditto.
7222 (transform_allocation_sites): Ditto.
7223 (matrix_reorg): Re-enable.
7224 (gate_matrix_reorg): Re-enable.
7226 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7228 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7229 for labels for which it hasn't been set yet. If it has been set,
7230 stop walking insns and continue with next worklist item.
7231 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7232 if the only BARRIER is at the very end of a function.
7234 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7236 * cfgexpand.c (expand_stack_alignment): Assert that
7237 stack_realign_drap and drap_rtx must match.
7239 * function.c (instantiate_new_reg): If DRAP is used to realign
7240 stack, replace virtual_incoming_args_rtx with internal arg
7243 2008-08-01 Richard Guenther <rguenther@suse.de>
7245 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7246 loop information only if we initialized it.
7247 (execute_pre): Call fini_pre with in_fre.
7248 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7249 if we do not unroll because we hit max-completely-peeled-insns.
7250 Use our estimation for consistency, do allow shrinking.
7252 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7254 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7255 with MIN_STACK_BOUNDARY.
7256 (ix86_update_stack_boundary): Likewise.
7257 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7260 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7261 (MIN_STACK_BOUNDARY): This.
7263 2008-08-01 Richard Guenther <rguenther@suse.de>
7266 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7268 2008-08-01 Richard Guenther <rguenther@suse.de>
7270 PR tree-optimization/36988
7271 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7272 do not matter if that doesn't change volatile qualification.
7274 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7276 * configure.ac: Do not generate libada-mk. Do not subst
7278 * libada-mk.in: Remove.
7279 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7280 * configure: Regenerate.
7282 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7284 * tree-pass.h: Added comment about not dumping passes with name
7285 starting with star in struct opt_pass.
7286 * passes.c (register_dump_files_1): Don't do dump for a pass with
7287 name starting with star.
7288 * doc/passes.texi (Pass manager): Mention pass names and special
7289 meaning of star prefix to avoid dump.
7291 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7293 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7295 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7296 (ISA_MIPS64R2): New macro.
7297 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7298 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7299 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7300 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7301 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7302 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7303 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7304 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7305 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7306 Move up to keep list alphabetically sorted.
7307 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7308 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7310 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7311 (-march=@var{arch}): Add mips64r2.
7313 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7315 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7317 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7319 * expr.c (expand_assignment): Check for complete type.
7321 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7324 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7326 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7327 for stack alignment.
7329 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7331 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7333 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7334 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7336 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7338 PR rtl-optimization/36419
7339 * dwarf2out.c (barrier_args_size): New variable.
7340 (compute_barrier_args_size, compute_barrier_args_size_1): New
7342 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7343 if not called yet in the current function, use barrier_args_size
7344 array to find the new args_size value.
7345 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7347 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7350 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7353 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7356 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7357 (dwarf2out_stack_adjust): Use it.
7358 (dwarf2out_frame_debug_expr): Likewise.
7360 2008-07-31 Richard Guenther <rguenther@suse.de>
7362 PR tree-optimization/36978
7363 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7364 the generated condition.
7366 2008-07-31 Richard Guenther <rguenther@suse.de>
7368 * passes.c (init_optimization_passes): Always call
7369 pass_early_warn_uninitialized.
7370 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7371 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7372 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7374 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7377 * builtins.c (maybe_emit_free_warning): New function.
7378 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7379 maybe_emit_free_warning for BUILT_IN_FREE.
7382 * dwarf2out.c (get_context_die): New function.
7383 (force_decl_die, force_type_die): Use it.
7384 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7385 returns NULL, force generation of DW_TAG_typedef and put that into
7388 PR preprocessor/36649
7389 * c-pch.c (c_common_read_pch): Save and restore
7390 line_table->trace_includes across PCH restore.
7392 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7395 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7397 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7400 * final.c (call_from_call_insn): Handle COND_EXEC.
7402 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7404 * builtins.c (std_gimplify_va_arg_expr): Replace
7405 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7406 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7408 2008-07-30 Joey Ye <joey.ye@intel.com>
7409 H.J. Lu <hongjiu.lu@intel.com>
7411 * builtins.c (expand_builtin_setjmp_receiver): Replace
7412 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7413 (expand_builtin_apply_args_1): Likewise.
7414 (expand_builtin_longjmp): Need DRAP for stack alignment.
7415 (expand_builtin_apply): Likewise.
7417 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7418 instead of assign_stack_local to allow alignment reduction.
7420 * calls.c (emit_call_1): Need DRAP for stack alignment if
7422 (expand_call): Replace virtual_incoming_args_rtx with
7423 crtl->args.internal_arg_pointer.
7424 * stmt.c (expand_nl_goto_receiver): Likewise.
7426 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7427 alignment and store to stack_alignment_estimated and
7428 max_used_stack_slot_alignment.
7429 (expand_one_var): Likewise.
7430 (expand_stack_alignment): New function.
7431 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7432 and stack_alignment_estimated fields in rtl_data. Call
7433 expand_stack_alignment at end.
7435 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7436 (MAX_STACK_ALIGNMENT): Likewise.
7437 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7438 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7440 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7441 stack alignment when generating virtual registers.
7443 * function.c (assign_stack_local): Renamed to ...
7444 (assign_stack_local_1): This. Add a parameter to indicate
7445 if it is OK to reduce alignment.
7446 (assign_stack_local): Use it.
7447 (instantiate_new_reg): Instantiate virtual incoming args rtx
7448 to vDRAP if stack realignment and DRAP is needed.
7449 (assign_parms): Collect parameter/return type alignment and
7450 contribute to stack_alignment_estimated.
7451 (locate_and_pad_parm): Likewise.
7452 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7453 with crtl->args.internal_arg_pointer.
7455 * function.h (rtl_data): Add new field drap_reg,
7456 max_used_stack_slot_alignment, stack_alignment_estimated,
7457 stack_realign_needed, need_drap, stack_realign_processed and
7458 stack_realign_finalized.
7459 (stack_realign_fp): New macro.
7460 (stack_realign_drap): Likewise.
7462 * global.c (compute_regsets): Frame pointer is needed when
7463 stack is realigned. Can eliminate frame pointer when stack is
7464 realigned and dynamic realigned argument pointer isn't used.
7466 * reload1.c (update_eliminables): Frame pointer is needed
7467 when stack is realigned.
7468 (init_elim_table): Can eliminate frame pointer when stack is
7469 realigned and dynamic realigned argument pointer isn't used.
7471 * rtl.h (assign_stack_local_1): Declare new funtion.
7473 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7474 (TARGET_GET_DRAP_RTX): Likewise.
7475 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7476 TARGET_GET_DRAP_RTX.
7478 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7480 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7481 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7483 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7484 H.J. Lu <hongjiu.lu@intel.com>
7486 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7487 vdrap_reg, stack_realign and drap_reg_saved.
7488 (add_cfi): Don't allow redefining CFA when DRAP is used.
7489 (reg_save): Handle stack alignment.
7490 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7491 alignment. Don't generate DWARF information for (set fp sp)
7493 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7495 (int_loc_descriptor): Move prototype forward. Also define if
7496 DWARF2_UNWIND_INFO is true.
7497 (output_cfa_loc): Handle DW_CFA_expression.
7498 (build_cfa_aligned_loc): New.
7499 (based_loc_descr): Update assert for stack realign. For local
7500 variables, use sp+offset when stack is aligned without drap and
7501 fp+offset when stack is aligned with drap. For arguments, use
7502 cfa+offset when drap is used to align stack.
7504 2008-07-30 Joey Ye <joey.ye@intel.com>
7505 H.J. Lu <hongjiu.lu@intel.com>
7507 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7509 (ix86_gen_andsp): New.
7510 (ix86_user_incoming_stack_boundary): Likewise.
7511 (ix86_default_incoming_stack_boundary): Likewise.
7512 (ix86_incoming_stack_boundary): Likewise.
7513 (ix86_can_eliminate): Likewise.
7514 (find_drap_reg): Likewise.
7515 (ix86_update_stack_boundary): Likewise.
7516 (ix86_get_drap_rtx): Likewise.
7517 (ix86_finalize_stack_realign_flags): Likewise.
7518 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7519 (TARGET_GET_DRAP_RTX): Likewise.
7520 (override_options): Overide option value for new options.
7521 (ix86_function_ok_for_sibcall): Remove check for
7522 force_align_arg_pointer.
7523 (ix86_handle_cconv_attribute): Likewise.
7524 (ix86_function_regparm): Likewise.
7525 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7526 (ix86_va_start): Replace virtual_incoming_args_rtx with
7527 crtl->args.internal_arg_pointer.
7528 (ix86_select_alt_pic_regnum): Check DRAP register.
7529 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7530 (ix86_compute_frame_layout): Compute frame layout wrt stack
7532 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7533 (ix86_expand_prologue): Decide if stack realignment is needed
7534 and generate prologue code accordingly.
7535 (ix86_expand_epilogue): Generate epilogue code wrt stack
7536 realignment is really needed or not.
7538 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7539 (ABI_STACK_BOUNDARY): Likewise.
7540 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7541 (STACK_REALIGN_DEFAULT): Likewise.
7542 (INCOMING_STACK_BOUNDARY): Likewise.
7543 (MAX_STACK_ALIGNMENT): Likewise.
7544 (ix86_incoming_stack_boundary): Likewise.
7545 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7546 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7547 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7548 (machine_function): Remove force_align_arg_pointer.
7550 * config/i386/i386.md (BX_REG): New.
7551 (R13_REG): Likewise.
7553 * config/i386/i386.opt (mforce_drap): New.
7554 (mincoming-stack-boundary): Likewise.
7555 (mstackrealign): Add Init(-1).
7557 * config/i386/i386-protos.h (ix86_can_eliminate): New
7559 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7561 * doc/extend.texi: Update force_align_arg_pointer.
7563 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7566 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7567 (INCOMING_STACK_BOUNDARY): Likewise.
7568 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7569 (TARGET_GET_DRAP_RTX): Likewise.
7571 2008-07-30 Andreas Schwab <schwab@suse.de>
7573 PR rtl-optimization/36929
7574 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7575 add_insn_before and fix argument order.
7576 (replace_inc_dec_mem): Handle NULL rtx.
7578 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7580 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7582 (arm_compute_initial_elimination_offset): Use it.
7583 (arm_compute_save_reg_mask): Include static chain save slot when
7584 calculating alignment.
7585 (arm_get_frame_offsets): Ditto.
7586 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7587 that we can use to decrement the stack when the stack decrement
7588 could be too big for an immediate value in a single insn.
7589 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7591 2008-07-30 Richard Guenther <rguenther@suse.de>
7593 PR tree-optimization/36967
7594 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7595 Release defs of statements we remove.
7597 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7599 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7600 instead of NULL_RTVEC.
7602 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7606 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7609 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7611 * final.c (call_from_call_insn): New.
7612 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7614 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7616 * configure.ac: Substitute ADA_CFLAGS.
7617 * configure: Regenerate.
7618 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7619 * Makefile.in: Remove mention of X_* variables.
7620 * config/pa/x-ada-hpux10: Remove.
7621 * config/pa/x-ada: Remove.
7623 * doc/fragments.texi: Update.
7625 2008-07-30 Olivier Hainque <hainque@adacore.com>
7627 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7628 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7629 __dso_handle explicitly here.
7631 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7634 * c-typeck.c (build_binary_op): Encapsulate code into...
7635 * c-common.c (shorten_binary_op): ...this new function.
7636 (conversion_warning): Use the new function. Handle non-negative
7637 constant in bitwise-and.
7638 * c-common.h (shorten_binary_op): Declare.
7640 2008-07-30 Olivier Hainque <hainque@adacore.com>
7642 * scan.c (make_sstring_space): Add explicit conversions of
7643 allocator's return value.
7644 * fix-header.c (recognized_function): Likewise.
7646 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7648 * doc/cpp.texi: Update to GFDL 1.2.
7649 * doc/gcc.texi: Do not list GPL as Invariant Section.
7650 * doc/gccint.texi: Likewise. Update copyright years.
7651 * doc/install.texi: Update copyright years.
7653 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7656 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7657 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7659 2008-07-29 Jan Hubicka <jh@suse.cz>
7661 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7662 (grokdeclarator): Likewise.
7663 * langhooks.c (lhd_warn_unused_global_decl): Use
7664 DECL_DECLARED_INLINE_P.
7665 * print-tree.c (print_node): Remove DECL_INLINE check.
7667 2008-07-29 Richard Guenther <rguenther@suse.de>
7669 PR tree-optimization/36945
7670 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7672 Record invariant addresses un-decomposed.
7673 (copy_reference_ops_from_call): Record reference call
7674 arguments properly. Simplify.
7675 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7676 helper split out from ...
7677 (create_component_ref_by_pieces): ... here. Simplify.
7678 Prepare for recursive invocation for call arguments.
7679 (create_expression_by_pieces): Adjust call to
7680 create_component_ref_by_pieces.
7681 (compute_avail): Process operand 2 of reference ops.
7683 2008-07-29 Richard Guenther <rguenther@suse.de>
7685 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7687 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7689 * c-format.c (check_format_types): Revert unwanted checkin.
7691 2008-07-29 Jan Hubicka <jh@suse.cz>
7693 * flags.h (flag_really_no_inline): Remove.
7694 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7695 * toplev.c (flag_really_no_inline): Remove.
7696 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7697 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7698 (cgraph_decide_inlining_incrementally): Likewise.
7699 (compute_inline_parameters): Likewise.
7700 * opts.c (decode_options): Simplify.
7701 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7702 * common.opt (finline): Initialize to 1.
7703 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7705 2008-07-29 Jan Hubicka <jh@suse.cz>
7707 * predict.c (always_optimize_for_size_p): New function.
7708 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7709 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7710 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7712 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7713 * function.c (prepare_function_start): Set default profile.
7714 * function.h (rtl_data): Add maybe_hot_insn_p.
7715 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7716 (construct_exit_block): Likewise.
7717 (tree_expand_cfg): Likewise.
7719 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7720 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7721 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7722 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7725 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7728 * c-decl.c (merge_decls): Merge USED flags.
7730 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7732 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7733 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7734 next_stack, lab_false and lab_over trees.
7736 2008-07-28 Richard Guenther <rguenther@suse.de>
7738 PR tree-optimization/36957
7739 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7740 (useless_type_conversion_p): Remove.
7741 (types_compatible_p): Remove.
7742 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7743 (useless_type_conversion_p): Declare.
7744 (types_compatible_p): Declare.
7745 (gimple_expr_type): Return the base type only if it is
7746 trivially convertible to the subtype.
7748 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7750 * configure.ac: Use the m4_do macro to concatenate the warnings into
7751 one string in ACX_PROG_CC_WARNING_OPTS,
7752 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7753 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7754 * configure: Regenerate.
7756 2008-07-28 Richard Guenther <rguenther@suse.de>
7758 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7759 (insert_fake_stores): Remove.
7760 (realify_fake_stores): Likewise.
7761 (execute_pre): Remove dead code.
7762 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7763 (find_func_aliases): Deal with it here instead.
7764 Re-enable gcc_unreachable call.
7766 2008-07-28 Richard Guenther <rguenther@suse.de>
7768 Merge from gimple-tuples-branch.
7770 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7771 * gimple.def: New file.
7772 * gsstruct.def: Likewise.
7773 * gimple-iterator.c: Likewise.
7774 * gimple-pretty-print.c: Likewise.
7775 * tree-gimple.c: Removed. Merged into ...
7776 * gimple.c: ... here. New file.
7777 * tree-gimple.h: Removed. Merged into ...
7778 * gimple.h: ... here. New file.
7780 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7781 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7782 --enable-checking=gimple flag.
7783 * config.in: Likewise.
7784 * configure: Regenerated.
7786 * tree-ssa-operands.h: Tuplified.
7787 * tree-vrp.c: Likewise.
7788 * tree-loop-linear.c: Likewise.
7789 * tree-into-ssa.c: Likewise.
7790 * tree-ssa-loop-im.c: Likewise.
7791 * tree-dump.c: Likewise.
7792 * tree-complex.c: Likewise.
7793 * cgraphbuild.c: Likewise.
7794 * tree-ssa-threadupdate.c: Likewise.
7795 * tree-ssa-loop-niter.c: Likewise.
7796 * tree-pretty-print.c: Likewise.
7797 * tracer.c: Likewise.
7798 * gengtype.c: Likewise.
7799 * tree-loop-distribution.c: Likewise.
7800 * tree-ssa-loop-unswitch.c: Likewise.
7801 * cgraph.c: Likewise.
7802 * cgraph.h: Likewise.
7803 * tree-ssa-loop-manip.c: Likewise.
7804 * value-prof.c: Likewise.
7805 * tree-ssa-loop-ch.c: Likewise.
7806 * tree-tailcall.c: Likewise.
7807 * value-prof.h: Likewise.
7810 * tree-pass.h: Likewise.
7811 * ipa-cp.c: Likewise.
7812 * tree-scalar-evolution.c: Likewise.
7813 * tree-scalar-evolution.h: Likewise.
7814 * target.h: Likewise.
7815 * lambda-mat.c: Likewise.
7816 * tree-phinodes.c: Likewise.
7817 * diagnostic.h: Likewise.
7818 * builtins.c: Likewise.
7819 * tree-ssa-alias-warnings.c: Likewise.
7820 * cfghooks.c: Likewise.
7821 * fold-const.c: Likewise.
7822 * cfghooks.h: Likewise.
7823 * omp-low.c: Likewise.
7824 * tree-ssa-dse.c: Likewise.
7825 * ipa-reference.c: Likewise.
7826 * tree-ssa-uncprop.c: Likewise.
7827 * toplev.c: Likewise.
7828 * tree-gimple.c: Likewise.
7829 * tree-gimple.h: Likewise.
7830 * tree-chrec.c: Likewise.
7831 * tree-chrec.h: Likewise.
7832 * tree-ssa-sccvn.c: Likewise.
7833 * tree-ssa-sccvn.h: Likewise.
7834 * cgraphunit.c: Likewise.
7835 * tree-ssa-copyrename.c: Likewise.
7836 * tree-ssa-ccp.c: Likewise.
7837 * tree-ssa-loop-ivopts.c: Likewise.
7838 * tree-nomudflap.c: Likewise.
7839 * tree-call-cdce.c: Likewise.
7840 * ipa-pure-const.c: Likewise.
7841 * c-format.c: Likewise.
7842 * tree-stdarg.c: Likewise.
7843 * tree-ssa-math-opts.c: Likewise.
7844 * tree-ssa-dom.c: Likewise.
7845 * tree-nrv.c: Likewise.
7846 * tree-ssa-propagate.c: Likewise.
7847 * ipa-utils.c: Likewise.
7848 * tree-ssa-propagate.h: Likewise.
7849 * tree-ssa-alias.c: Likewise.
7850 * gimple-low.c: Likewise.
7851 * tree-ssa-sink.c: Likewise.
7852 * ipa-inline.c: Likewise.
7853 * c-semantics.c: Likewise.
7854 * dwarf2out.c: Likewise.
7856 * tree-ssa-loop-ivcanon.c: Likewise.
7857 * predict.c: Likewise.
7858 * tree-ssa-loop.c: Likewise.
7859 * tree-parloops.c: Likewise.
7860 * tree-ssa-address.c: Likewise.
7861 * tree-ssa-ifcombine.c: Likewise.
7862 * matrix-reorg.c: Likewise.
7863 * c-decl.c: Likewise.
7864 * tree-eh.c: Likewise.
7865 * c-pretty-print.c: Likewise.
7866 * lambda-trans.c: Likewise.
7867 * function.c: Likewise.
7868 * langhooks.c: Likewise.
7869 * ebitmap.h: Likewise.
7870 * tree-vectorizer.c: Likewise.
7871 * function.h: Likewise.
7872 * langhooks.h: Likewise.
7873 * tree-vectorizer.h: Likewise.
7874 * ipa-type-escape.c: Likewise.
7875 * ipa-type-escape.h: Likewise.
7876 * domwalk.c: Likewise.
7877 * tree-if-conv.c: Likewise.
7878 * profile.c: Likewise.
7879 * domwalk.h: Likewise.
7880 * tree-data-ref.c: Likewise.
7881 * tree-data-ref.h: Likewise.
7882 * tree-flow-inline.h: Likewise.
7883 * tree-affine.c: Likewise.
7884 * tree-vect-analyze.c: Likewise.
7885 * c-typeck.c: Likewise.
7886 * gimplify.c: Likewise.
7887 * coretypes.h: Likewise.
7888 * tree-ssa-phiopt.c: Likewise.
7889 * calls.c: Likewise.
7890 * tree-ssa-coalesce.c: Likewise.
7891 * tree.def: Likewise.
7892 * tree-dfa.c: Likewise.
7893 * except.c: Likewise.
7894 * except.h: Likewise.
7895 * cfgexpand.c: Likewise.
7896 * tree-cfgcleanup.c: Likewise.
7897 * tree-ssa-pre.c: Likewise.
7898 * tree-ssa-live.c: Likewise.
7899 * tree-sra.c: Likewise.
7900 * tree-ssa-live.h: Likewise.
7901 * tree-predcom.c: Likewise.
7902 * lambda.h: Likewise.
7903 * tree-mudflap.c: Likewise.
7904 * ipa-prop.c: Likewise.
7905 * print-tree.c: Likewise.
7906 * tree-ssa-copy.c: Likewise.
7907 * ipa-prop.h: Likewise.
7908 * tree-ssa-forwprop.c: Likewise.
7909 * ggc-page.c: Likewise.
7910 * c-omp.c: Likewise.
7911 * tree-ssa-dce.c: Likewise.
7912 * tree-vect-patterns.c: Likewise.
7913 * tree-ssa-ter.c: Likewise.
7914 * tree-nested.c: Likewise.
7915 * tree-ssa.c: Likewise.
7916 * lambda-code.c: Likewise.
7917 * tree-ssa-loop-prefetch.c: Likewise.
7918 * tree-inline.c: Likewise.
7919 * tree-inline.h: Likewise.
7920 * tree-iterator.c: Likewise.
7921 * tree-optimize.c: Likewise.
7922 * tree-ssa-phiprop.c: Likewise.
7923 * tree-vect-transform.c: Likewise.
7924 * tree-object-size.c: Likewise.
7925 * tree-outof-ssa.c: Likewise.
7926 * cfgloop.c: Likewise.
7927 * system.h: Likewise.
7928 * tree-profile.c: Likewise.
7929 * cfgloop.h: Likewise.
7930 * c-gimplify.c: Likewise.
7931 * c-common.c: Likewise.
7932 * tree-vect-generic.c: Likewise.
7933 * tree-flow.h: Likewise.
7934 * c-common.h: Likewise.
7935 * basic-block.h: Likewise.
7936 * tree-ssa-structalias.c: Likewise.
7937 * tree-switch-conversion.c: Likewise.
7938 * tree-ssa-structalias.h: Likewise.
7939 * tree-cfg.c: Likewise.
7940 * passes.c: Likewise.
7941 * ipa-struct-reorg.c: Likewise.
7942 * ipa-struct-reorg.h: Likewise.
7943 * tree-ssa-reassoc.c: Likewise.
7944 * cfgrtl.c: Likewise.
7945 * varpool.c: Likewise.
7947 * tree-ssanames.c: Likewise.
7948 * tree-ssa-threadedge.c: Likewise.
7949 * langhooks-def.h: Likewise.
7950 * tree-ssa-operands.c: Likewise.
7951 * config/alpha/alpha.c: Likewise.
7952 * config/frv/frv.c: Likewise.
7953 * config/s390/s390.c: Likewise.
7954 * config/m32c/m32c.c: Likewise.
7955 * config/m32c/m32c-protos.h: Likewise.
7956 * config/spu/spu.c: Likewise.
7957 * config/sparc/sparc.c: Likewise.
7958 * config/i386/i386.c: Likewise.
7959 * config/sh/sh.c: Likewise.
7960 * config/xtensa/xtensa.c: Likewise.
7961 * config/stormy16/stormy16.c: Likewise.
7962 * config/ia64/ia64.c: Likewise.
7963 * config/rs6000/rs6000.c: Likewise.
7964 * config/pa/pa.c: Likewise.
7965 * config/mips/mips.c: Likewise.
7967 2008-07-28 Simon Baldwin <simonb@google.com>
7969 * c-pragma.c (handle_pragma_message): New function.
7970 (init_pragma): Register handle_pragma_message.
7971 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7974 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7976 PR tree-optimization/35252
7977 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7978 REALPART_EXPR to be considered as same load operation.
7980 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7982 PR tree-optimization/36830
7983 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7984 (expressions_equal_p): Return false if only one operand is null.
7986 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7988 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7989 version requirements.
7991 2008-07-26 Olivier Hainque <hainque@adacore.com>
7993 * collect2.c (symkind): New enum. Symbol kinds we care about.
7994 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7995 code and head comment accordingly.
7996 (scan_prog_file): Use symkind names instead of bare integers.
7998 2008-07-25 Jan Hubicka <jh@suse.cz>
8000 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8002 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8003 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8004 * dojump.c (clear_pending_stack_adjust): Likewise.
8005 * print-tree.c (print_node): Ignore DECL_INLINE.
8006 * tree-inline.c (inlinable_function_p): Likewise.
8008 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8010 * doc/extend.texi (hot attribute): Document that the hot attribute
8011 turns on -O3 for some ports.
8012 (cold attribute): Document that the cold attribute turns on -Os
8015 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8016 reflect function specific option support.
8018 * target.h (struct target_option_hooks): Add fields to say whether
8019 the cold attribute implies -Os and the hot attribute implies -O3.
8021 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8022 By default, do not turn on -Os for cold functions.
8023 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8024 not turn on -O3 for hot functions.
8026 * c-common.c (handle_hot_attribute): Use target hook to determine
8027 if hot functions should enable -O3.
8028 (handle_cold_attribute): Use target hook to determine if cold
8029 functions should enable -Os.
8031 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8032 (override_options): Move disable scheduling to
8033 optimization_options.
8034 (optimization_options): Disable scheduling here, not
8036 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8037 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8039 * config/ia64/ia64.c (ia64_override_options): Move setting
8040 scheduling flags to ia64_optimization_options.
8041 (ia64_optimization_options): Disable scheduling options here, and
8042 not in ia64_override_options.
8043 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8044 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8046 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8049 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8051 2008-07-25 Martin Jambor <mjambor@suse.cz>
8053 PR tree-optimization/36926
8054 * ipa-prop.c (ipa_analyze_call_uses): Call
8055 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8057 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8059 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8060 movv2si_internal): Add mem = reg alternative.
8062 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8065 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8066 DEFAULT_PCC_STRUCT_RETURN to 127.
8068 2008-07-24 Jan Hubicka <jh@suse.cz>
8070 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8071 (build_cgraph_edges): Likewise.
8072 * cgraph.c (cgraph_node): Do not update assembler hash.
8073 (cgraph_remove_node): Drop non-unit-at-a-time code.
8074 * tree-pass.h (pass_O0_always_inline): Remove.
8075 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8076 * toplev.c (process_options): Flag unit-at-a-time does not imply
8078 * cgraphunit.c: Update comments.
8079 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8080 (cgraph_assemble_pending_functions): Remove.
8081 (cgraph_reset_node): Drop non-unit-at-a-time code.
8082 (cgraph_finalize_function): Likewise.
8083 (cgraph_analyze_function): Likewise.
8084 (cgraph_finalize_compilation_unit): Likewise.
8085 (cgraph_expand_function): Likewise.
8086 (cgraph_optimize): Likesise.
8087 (save_inline_function_body): Likewise.
8088 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8089 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8090 * ipa-inline.c: Update comments.
8091 (enum inlining_mode): remove INLINE_SPEED.
8092 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8093 (cgraph_mark_inline_edge): Likewise.
8094 (try_inline): Likewise.
8095 (cgraph_decide_inlining_incrementally): Likewise.
8096 (cgraph_gate_inlining): Remove.
8097 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8098 (cgraph_gate_early_inlining): Likewise.
8099 (gate_inline_passes): Remove.
8100 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8101 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8102 pass_O0_always_inline): Remove.
8103 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8104 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8105 * opts.c (no_unit_at_a_time_default): Remove.
8106 (decode_options): Remove flag_unit_at_a_time reset and warning.
8107 * opts.h (no_unit_at_a_time_default): Remove.
8108 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8109 early in GNU dialect.
8110 (merge_decls): Update comment; drop unit-at-a-time check.
8111 (finish_decl): Likewise.
8112 (grok_declaration): Remove flag_inline_trees code.
8113 (finish_functions): Return on function returning non-void on all
8115 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8116 * cfgexpand.c (expand_one_static_var): Remove.
8117 (expand_one_var): Remove expand_one_static_var call.
8118 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8119 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8120 and flag_unit_at_a-time compatibility checks.
8121 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8122 * tree-inline.c (flag_inline_trees): Remove.
8123 (inlinable_function_p): Don't check it.
8124 (expand_call_inline): Remove non-unit-at-a-time code.
8125 * tree-inline.h (flag_inline_trees): Remove.
8126 * tree-optimize.c (execute_early_local_optimizations): Remove
8127 unit-at-a-time checks.
8128 (tree_rest_of_compilation): Likewise.
8129 * combine.c (setup_incoming_promotions): Likewise.
8130 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8131 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8132 * passes.c (pass_inline_parameters): Update comments; remove
8133 O0_alwaysinline pass.
8134 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8135 (execute_one_pass): Likewise.
8136 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8137 (ix86_function_sseregparm): Likewise.
8138 * arm.c (arm_function_in_section_p): Likewise.
8139 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8140 * varpool.c: Update comments.
8141 (decide_is_variable_needed): Remove unit-at-a-time checks.
8142 (varpool_finalize_decl): Likewise.
8144 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8146 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8148 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8150 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8152 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8153 imp symbol extension.
8155 2008-07-23 Ian Lance Taylor <iant@google.com>
8157 * tree-vrp.c (infer_value_range): Ignore asm statements when
8158 looking for memory accesses for -fdelete-null-pointer-checks.
8160 2008-07-24 Ben Elliston <bje@au.ibm.com>
8162 * config/spu/spu-c.c (__vector_keyword): New variable.
8163 (vector_keyword): Likewise.
8164 (spu_categorize_keyword): New function.
8165 (spu_macro_to_expand): Likewise.
8166 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8167 compiling an ISO C dialect.
8169 2008-07-24 Ben Elliston <bje@au.ibm.com>
8171 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8174 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8176 * configure: Regenerate.
8177 * configure.ac: Require texinfo 4.7.
8178 * doc/install.texi: Document texinfo 4.7 requirement.
8180 2008-07-23 Martin Jambor <mjambor@suse.cz>
8182 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8183 rather than for DECL_SAVED_TREE.
8184 * ipa-prop.c: Include diagnostic.h.
8185 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8187 (ipa_detect_param_modifications): Function rewritten from scratch.
8188 (ipa_compute_jump_functions): Changed accesses to modification flags.
8189 (ipa_free_node_params_substructures): Update flags destruction.
8190 (ipa_node_duplication_hook): Update flags duplication.
8191 (ipa_print_all_params_modified): Updated flag access.
8192 * ipa-prop.h (struct ipa_param_flags): New structure.
8193 (struct ipa_node_params): New field modification_analysis_done,
8194 modified_flags changed into param_flags.
8195 (ipa_is_ith_param_modified): Changed to use new flags.
8196 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8198 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8199 ipa-cp.c and split into two functions.
8200 (ipa_print_node_jump_functions): New function.
8201 (compute_scalar_jump_functions): New function.
8202 (type_like_member_ptr_p): New function.
8203 (compute_pass_through_member_ptrs): New function.
8204 (fill_member_ptr_cst_jump_function): New function.
8205 (determine_cst_member_ptr): New function.
8206 (compute_cst_member_ptr_arguments): New function.
8207 (ipa_compute_jump_functions): Complete rewrite.
8208 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8209 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8210 (struct ipa_member_ptr_cst): New structure.
8211 (union jump_func_value): New field member_cst.
8212 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8213 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8214 jump function types.
8215 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8216 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8217 instead of ipcp_print_all_jump_functions.
8218 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8219 only for replacable scalars.
8221 * doc/invoke.texi (Optimize options): Add description of
8222 -findirect-inlining.
8223 * common.opt (flag_indirect_inlining): New flag.
8224 * opts.c (decode_options): Set flag_indirect_inlining when
8227 * ipa-inline.c: Include ipa-prop.h.
8228 (inline_indirect_intraprocedural_analysis): New function.
8229 (inline_generate_summary): Allocate parameter and argument info
8230 structures, call inline_indirect_intraprocedural_analysis on each
8231 node when doing indirect inlining and deallocate indirect inlining
8232 data structures in the end.
8233 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8234 (free_all_ipa_structures_after_iinln): New function.
8235 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8237 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8239 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8240 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8241 of computing the frequency separately.
8242 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8243 of computing the frequency separately.
8244 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8245 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8246 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8247 (ipa_get_stmt_member_ptr_load_param): New function.
8248 (ipa_is_ssa_with_stmt_def): New function.
8249 (ipa_note_param_call): New function.
8250 (ipa_analyze_call_uses): New function.
8251 (ipa_analyze_stmt_uses): New function.
8252 (ipa_analyze_params_uses): New function.
8253 (ipa_free_node_params_substructures): Also free the param_calls linked
8255 (ipa_node_duplication_hook): Also duplicate the param_calls
8257 (ipa_print_node_param_flags): New function.
8258 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8259 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8260 * ipa-prop.h (struct ipa_param_flags): New field called.
8261 (struct ipa_param_call_note): New structure.
8262 (struct ipa_node_params): New fields param_calls and
8264 (ipa_is_ith_param_called): New function.
8265 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8266 ipa_analyze_params_uses and dump parameter flags.
8268 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8269 ipa_propagate_indirect_call_infos if performing indirect inlining,
8270 pass a new parameter new_edges to it.
8271 (add_new_edges_to_heap): New fucntion.
8272 (cgraph_decide_inlining_of_small_functions): New vector
8273 new_indirect_edges for newly found indirect edges , call
8274 ipa_propagate_indirect_call_infos after inlining.
8275 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8276 inlining if performing indirect inlining. Call
8277 free_all_ipa_structures_after_iinln when doing so too.
8278 (inline_generate_summary): Do not call
8279 free_all_ipa_structures_after_iinln here.
8280 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8281 (print_edge_addition_message): New function.
8282 (update_call_notes_after_inlining): New function.
8283 (propagate_info_to_inlined_callees): New function.
8284 (ipa_propagate_indirect_call_infos): New function.
8285 * ipa-prop.h: Include cgraph.h
8286 (struct ipa_param_call_note): Fields reordered, new field processed.
8287 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8289 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8290 rediscovered call statements.
8291 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8292 (dump_cgraph_node): Dump also the indirect_call flag.
8293 (cgraph_clone_edge): Copy also the indirect_call flag.
8294 * tree-inline.c (copy_bb): Do not check for fndecls from call
8295 expressions, check for edge availability when moving clones.
8296 (get_indirect_callee_fndecl): New function.
8297 (expand_call_inline): If callee declaration is not apprent from
8298 the statement, try calling get_indirect_callee_fndecl. Do not
8299 issue warnings or call sorry when not inlinings an indirect edge.
8300 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8302 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8303 bit more frandly to matching.
8304 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8305 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8306 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8308 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8311 * opth-gen.awk: Suppress function specific features when building
8313 * optc-gen.awk: Ditto.
8315 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8318 * diagnostic.c (pedwarn): Add opt parameter.
8320 * c-tree.h (pedwarn_init): Add opt parameter.
8321 (pedwarn_c90): Likewise.
8322 (pedwarn_c99): Likewise.
8323 * c-errors.c (pedwarn_c99): Likewise.
8324 (pedwarn_c90): Likewise.
8325 * toplev.h (pedwarn): Update declaration.
8326 (pedwarn0): Declare.
8327 * c-lex.c: All calls to pedwarn changed.
8328 * builtins.c: All calls to pedwarn changed.
8329 * toplev.c: All calls to pedwarn changed.
8330 * c-decl.c: All calls to pedwarn changed.
8331 * c-typeck.c: All calls to pedwarn changed.
8332 * c-common.c: All calls to pedwarn changed.
8333 * c-parser.c: All calls to pedwarn changed.
8335 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8336 Karthik Kumar <karthikkumar@gmail.com>
8338 * attribs.c (file scope): Include c-common.h.
8339 (decl_attributes): Add support for #pragma GCC optimize and
8342 * targhooks.c (default_can_inline_p): New function that is the
8343 default for the TARGET_CAN_INLINE_P target hook.
8345 * targhooks.h (default_can_inline_p): Add declaration.
8347 * tree.c (cl_optimization_node): New static tree for building
8348 OPTIMIZATION_NODE tree.
8349 (cl_target_option_node): New static tree for building
8350 TARGET_OPTION_NODE tree.
8351 (cl_option_hash_table): New hash table for hashing
8352 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8353 (cl_option_hash_hash): New function to provide the hash value for
8354 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8355 (cl_option_hash_eq): New function to provide an equality test for
8356 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8357 (tree_code_size): Add support for OPTIMIZATION_NODE and
8358 TARGET_OPTION_NODE trees.
8359 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8360 TARGET_OPTION_NODE trees.
8361 (build_optimization_node): Build a tree that has all of the
8362 current optimization options.
8363 (build_target_option_node): Build a tree that has the target
8364 options that might be changed on a per function basis.
8366 * tree.h (file scope): Include options.h.
8367 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8368 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8369 (TREE_OPTIMIZATION): Ditto.
8370 (TREE_TARGET_SPECIFIC): Ditto.
8371 (struct tree_function_decl): Add fields for remembering the
8372 current optimization options and target specific options.
8373 (struct tree_optimization_option): New tree variant that remembers
8374 the optimization options.
8375 (struct tree_target_option): New tree variant that remembers the
8376 target specific flags that might change for compiling a particular
8378 (union tree_node): Include tree_optimization_option and
8379 tree_target_option fields.
8380 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8381 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8382 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8383 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8384 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8385 optimization and target options.
8386 (optimization_default_node): New macro to refer to global_trees
8388 (optimization_current_node): Ditto.
8389 (optimization_cold_node): Ditto.
8390 (optimization_hot_node): Ditto.
8391 (target_option_default_node): Ditto.
8392 (target_option_current_node): Ditto.
8393 (current_option_pragma): Ditto.
8394 (current_optimize_pragma): Ditto.
8396 * target.h (struct gcc_target): Add valid_option_attribute_p,
8397 target_option_save, target_option_restore, target_option_print,
8398 target_option_pragma_parse, and can_inline_p hooks.
8400 * toplev.h (parse_optimize_options): Add declaration.
8401 (fast_math_flags_struct_set_p): Ditto.
8403 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8404 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8407 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8408 tree_can_inline_p hook to see if one function can inline another.
8409 (cgraph_decide_inlining): Ditto.
8410 (cgraph_decide_inlining_incrementally): Ditto.
8412 * opts.c (decode_options): Add support for running multiple times
8413 to allow functions with different target or optimization options
8414 than was specified on the command line.
8415 (fast_math_flags_struct_set_p): New function that is similar to
8416 fast_math_flags_set_p, except it uses the values in the
8417 cl_optimization structure instead of global variables.
8419 * optc-gen.awk: Add support for TargetSave to allow a back end to
8420 declare new fields that need to be saved when using function
8421 specific options. Include flags.h and target.h in the options.c
8422 source. Add support for Save to indicate which options can be set
8423 for individual functions. Generate cl_optimize_save,
8424 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8425 cl_target_option_restore, cl_target_option_print functions to
8426 allow functions to use different optimization or target options.
8428 * opt-functions.awk (var_type_struct): Return the type used for
8429 storing the field in a structure.
8431 * opth-gen.awk: Add support for TargetSave to allow a back end to
8432 declare new fields that need to be saved when using function
8433 specific options. Add support for Save to indicate which options
8434 can be set for individual functions. Only generate one extern for
8435 Mask fields. Generate cl_optimization and cl_target_option
8436 structures to remember optimization and target options.
8438 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8439 collecting new tree nodes.
8440 (TS_TARGET_OPTION): Ditto.
8442 * c-decl.c (merge_decls): Merge function specific target and
8443 optimization options.
8445 * function.c (invoke_set_current_function_hook): If the function
8446 uses different optimization options, change the global variables
8449 * coretypes.h (struct cl_optimization): Add forward reference.
8450 (struct cl_target_option): Ditto.
8452 * c-pragma.c (option_stack): New static vector to remember the
8453 current #pragma GCC option stack.
8454 (handle_pragma_option): New function to support #pragma GCC option
8455 to change target options.
8456 (optimize_stack): New static vector to remember the current
8457 #pragma GCC optimize stack.
8458 (handle_pragma_optimize): New function to support #pragma GCC
8459 optimize to change optimization options.
8460 (init_pragma): Add support for #pragma GCC optimize and #pragma
8463 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8464 optimization options.
8465 (TARGET_OPTION_NODE): New tree code for remembering certain target
8468 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8469 TARGET_OPTION_NODE trees.
8471 * common.opt (-O): Add Optimization flag.
8473 (-fmath-errno): Ditto.
8474 (-falign-functions): Add UInteger flag to make sure flag gets full
8475 int in cl_optimization structure.
8476 (-falign-jumps): Ditto.
8477 (-falign-labels): Ditto.
8478 (-falign-loops): Ditto.
8479 (-fsched-stalled-insns): Ditto.
8480 (-fsched-stalled-insns-dep): Ditto.
8482 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8484 (TARGET_OPTION_SAVE): Ditto.
8485 (TARGET_OPTION_RESTORE): Ditto.
8486 (TARGET_OPTION_PRINT): Ditto.
8487 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8488 (TARGET_CAN_INLINE_P): Ditto.
8489 (TARGET_INITIALIZER): Add new hooks.
8491 * tree-inline.c (tree_can_inline_p): New function to determine
8492 whether one function can inline another. Check if the functions
8493 use compatible optimization options, and also call the backend
8496 * tree-inline.h (tree_can_inline_p): Add declaration.
8498 * c-common.c (c_common_attribute): Add support for option and
8499 optimize attributes.
8500 (handle_option_attribute): Add support for the option attribute to
8501 allow the user to specify different target options for compiling a
8503 (handle_optimize_attribute): Add support for the optimize
8504 attribute to allow the user to specify different optimization
8505 options for compiling a specific function.
8506 (handle_hot_attribute): Turn on -O3 optimization for this one
8507 function if it isn't the default optimization level.
8508 (handle_cold_attribute): Turn on -Os optimization for this one
8509 function if it insn't the default optimization.
8510 (const_char_p): New const char * typedef.
8511 (optimize_args): New static vector to remember the optimization
8513 (parse_optimize_options): New function to set up the optimization
8514 arguments from either the optimize attribute or #pragma GCC optimize.
8516 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8517 (builtin_define_std): Ditto.
8519 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8520 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8521 (x86_64-*-*): Ditto.
8523 * Makefile.in (TREE_H): Add options.h.
8524 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8526 * doc/extend.texi (option attribute): Document new attribute.
8527 (optimize attribute): Ditto.
8528 (hot attribute): Document hot attribute sets -O3.
8529 (cold attribute): Document cold attribute sets -Os.
8530 (#pragma GCC option): Document new pragma.
8531 (#pragma GCC optimize): Ditto.
8533 * doc/options.texi (TargetSave): Document TargetSave syntax.
8534 (UInteger): Document UInteger must be used for certain flags.
8535 (Save): Document Save option to create target specific options
8536 that can be saved/restored on a function specific context.
8538 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8539 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8541 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8542 (TARGET_OPTION_SAVE): Ditto.
8543 (TARGET_OPTION_RESTORE): Ditto.
8544 (TARGET_OPTION_PRINT): Ditto.
8545 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8546 (TARGET_CAN_INLINE_P): Ditto.
8548 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8550 (-mfpmath=both): Ditto.
8552 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8553 Karthik Kumar <karthikkumar@gmail.com>
8555 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8556 (TARGET_POPCNT): Ditto.
8557 (TARGET_SAHF): Ditto.
8558 (TARGET_AES): Ditto.
8559 (TARGET_PCLMUL): Ditto.
8560 (TARGET_CMPXCHG16B): Ditto.
8561 (TARGET_RECIP): Move switch into target_flags.
8562 (TARGET_FUSED_MADD): Ditto.
8563 (ix86_arch_features): Make an unsigned char type.
8564 (ix86_tune_features): Ditto.
8565 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8566 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8567 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8569 * config/i386/i386.opt (arch): New TargetSave field to define
8570 fields that need to be saved for function specific option support.
8573 (branch_cost): Ditto.
8574 (ix86_isa_flags_explicit): Ditto.
8575 (tune_defaulted): Ditto.
8576 (arch_specified): Ditto.
8577 (-m128-long-double): Add Save flag to save option for target
8578 specific option support.
8580 (-maccumulate-outgoing-args): Ditto.
8581 (-malign-double): Ditto.
8582 (-malign-stringops): Ditto.
8583 (-mfancy-math-387): Ditto.
8584 (-mhard-float): Ditto.
8586 (-minline-all-stringops): Ditto.
8587 (-minline-stringops-dynamically): Ditto.
8588 (-mms-bitfields): Ditto.
8589 (-mno-align-stringops): Ditto.
8590 (-mno-fancy-math-387): Ditto.
8591 (-mno-push-args): Ditto.
8592 (-mno-red-zone): Ditto.
8593 (-mpush-args): Ditto.
8594 (-mred-zone): Ditto.
8596 (-msseregparm): Ditto.
8597 (-mstack-arg-probe): Ditto.
8612 (-mrecip): Move flag into target_flags.
8614 (-mno-fused-madd): Ditto.
8615 (-mfused-madd): Ditto.
8616 (-mabm): Move flag into ix86_isa_flags.
8623 * config/i386/i386-c.c: New file for #pragma support.
8624 (ix86_target_macros_internal): New function to #define or #undef
8625 target macros based when the user uses the #pragma GCC option to
8626 change target options.
8627 (ix86_pragma_option_parse): New function to add #pragma GCC option
8629 (ix86_target_macros): Move defining the target macros here from
8630 TARGET_CPU_CPP_BUILTINS in i386.h.
8631 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8632 defined, initialize any subtarget #pragmas.
8634 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8635 REGISTER_TARGET_PRAGMAS.
8637 * config/i386/t-i386: New file for x86 dependencies.
8638 (i386.o): Make dependencies mirror the include files used.
8639 (i386-c.o): New file, add dependencies.
8641 * config/i386/i386-protos.h (override_options): Add bool argument.
8642 (ix86_valid_option_attribute_tree): Add declaration.
8643 (ix86_target_macros): Ditto.
8644 (ix86_register_macros): Ditto.
8646 * config/i386/i386.c (ix86_tune_features): Move initialization of
8647 the target masks to initial_ix86_tune_features to allow functions
8648 to have different target options. Make type unsigned char,
8649 instead of unsigned int.
8650 (initial_ix86_tune_features): New static vector to hold processor
8651 masks for the tune variables.
8652 (ix86_arch_features): Move initialization of the target masks to
8653 initial_ix86_arch_features to allow functions to have different
8654 target options. Make type unsigned char, instead of unsigned int.
8655 (initial_ix86_arch_features): New static vector to hold processor
8656 masks for the arch variables.
8657 (enum ix86_function_specific_strings): New enum to describe the
8658 string options used for attribute((option(...))).
8659 (ix86_target_string): New function to return a string that
8660 describes the target options.
8661 (ix86_debug_options): New function to print the current options in
8663 (ix86_function_specific_save): New function hook to save the
8664 function specific global variables in the cl_target_option structure.
8665 (ix86_function_specific_restore): New function hook to restore the
8666 function specific variables from the cl_target_option structure to
8667 the global variables.
8668 (ix86_function_specific_print): New function hook to print the
8669 target specific options in the cl_target_option structure.
8670 (ix86_valid_option_attribute_p): New function hook to validate
8671 attribute((option(...))) arguments.
8672 (ix86_valid_option_attribute_tree): New function that is common
8673 code between attribute((option(...))) and #pragma GCC option
8674 support that parses the options and returns a tree holding the options.
8675 (ix86_valid_option_attribute_inner_p): New helper function for
8676 ix86_valid_option_attribute_tree.
8677 (ix86_can_inline_p): New function hook to decide if one function
8678 can inline another on a target specific basis.
8679 (ix86_set_current_function); New function hook to switch target
8680 options if the user used attribute((option(...))) or #pragma GCC
8682 (ix86_tune_defaulted): Move to static file scope from
8684 (ix86_arch_specified): Ditto.
8685 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8687 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8688 (OPTION_MASK_ISA_ABM_SET): Ditto.
8689 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8690 (OPTION_MASK_ISA_CX16_SET): Ditto.
8691 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8692 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8693 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8694 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8695 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8696 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8697 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8698 (struct ptt): Move to static file scope from override_options.
8699 (processor_target_table): Ditto.
8701 (ix86_handle_option): Add support for options that are now isa options.
8702 (override_options): Add support for declaring functions that
8703 support different target options than were specified on the
8704 command line. Move struct ptt, processor_target_table, cpu_names,
8705 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8706 Add bool argument. Fix up error messages so the appropriate error
8707 is given for either command line or attribute.
8708 (ix86_previous_fndecl): New static to remember previous function
8709 declaration to see if we need to change target options.
8710 (ix86_builtins_isa): New array to record the ISA of each builtin
8712 (def_builtin): Always create the builtin function, even if the
8713 current ISA doesn't support it.
8714 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8715 tests for those builtins.
8716 (ix86_init_builtins): Remove TARGET_MMX test for calling
8717 ix86_init_mmx_sse_builtins.
8718 (ix86_expand_builtin): If the current ISA doesn't support a given
8719 builtin, signal an error.
8720 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8721 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8722 (TARGET_OPTION_SAVE): Ditto.
8723 (TARGET_OPTION_RESTORE): Ditto.
8724 (TARGET_OPTION_PRINT): Ditto.
8725 (TARGET_CAN_INLINE_P): Ditto.
8727 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8729 * c-typeck.c (build_external_ref): Don't call assemble_external.
8730 * final.c (output_operand): Call assemble_external.
8732 2008-07-21 DJ Delorie <dj@redhat.com>
8734 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8735 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8737 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8739 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8740 original insn and splitter contents into ...
8741 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8742 flag_unsafe_math_optimizations. Add dummy scratch register.
8743 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8744 !flag_unsafe_math_optimizations. Returns number with next
8745 highest magnitude if this is still less or equal to the true
8746 quotient in magnitude.
8748 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8750 * Makefile.in: Replace toplev.h with TOPLEV_H.
8751 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8752 * c-lex.c (fe_file_change): Don't set in_system_header.
8753 * c-parser.c (c_token): Remove in_system_header.
8754 (c_lex_one_token): Don't set in_system_header.
8755 (c_parser_set_source_position_from_token): Don't set in_system_header.
8756 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8759 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8760 * flags.h (in_system_header): Remove.
8761 * function.c (saved_in_system_header): Remove.
8762 (push_cfun): Don't set in_system_header.
8763 (pop_cfun): Don't set in_system_header.
8764 (push_struct_function): Don't set in_system_header.
8765 * input.h (expanded_location): Add sysp.
8766 (in_system_header_at): New.
8767 (in_system_header): New.
8768 * toplev.c (in_system_header): Remove.
8769 * toplev.h: Include input.h
8771 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8772 * tree-ssa.c (warn_uninit): Call warning_at.
8773 (warn_uninitialized_var): Update calls to warn_uninit.
8774 (warn_uninitialized_phi): Update calls to warn_uninit.
8775 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8776 (expand_location): Initialize xloc.sysp.
8777 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8778 (tree_decl_with_vis): Remove in_system_header_flag.
8780 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8783 * recog.c (asm_operand_ok): Change the order of the extra
8784 memory constraint checks.
8786 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8789 * tree-switch-conversion.c (build_one_array): Call
8790 varpool_mark_needed_node and varpool_finalize_decl
8791 instead of assemble_variable.
8793 2008-07-19 Jan Hubicka <jh@suse.cz>
8795 * cgraph.c (cgraph_add_new_function): Do early local passes.
8796 * tree-nrv.c (gate_pass_return_slot): New gate.
8797 (pass_nrv): Add the gate.
8798 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8800 (coalesce_ssa_name): Coalesce SSA names.
8801 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8802 not optimizing so unused user vars remains visible.
8803 * common.opt (flag_tree_ter): Always enable by default.
8804 * tree-ssa-ter.c: Include flags.h
8805 (is_replaceable_p): Check that locations match; when aliasing
8806 is missing be conservative about loads.
8807 * tree-optimize.c (gate_init_datastructures): Remove.
8808 (pass_init_datastructures): New.
8809 * passes.c: Reorder passes so we always go into SSA.
8811 2008-07-19 Jan Hubicka <jh@suse.cz>
8813 * doc/extend.texi (flatten attribute): Remove note about
8815 * doc/invoke.texi (--combine): Likewise.
8816 (-finline-functions-called-once): Update levels when enabled.
8817 (-funit-at-a-time): Document new behaviour.
8818 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8819 -fno-section-anchors when disabled explicitly.
8820 (inline params): They are not ignored now.
8821 (precompiled headers): Remove unit-at-a-time as being incompatible.
8822 * opts.c (decode_options): Handle unit-at-a-time as alias;
8823 imply -fno-section-anchors when toplevel reorder is disabled
8825 * common.opt (ftoplevel-reorder): Set default value to 2.
8826 (funit-at-a-time): Set default value to 1.
8827 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8830 2008-07-19 Jan Hubicka <jh@suse.cz>
8832 * builtins.c (expand_builtin_int_roundingfn,
8833 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8836 2008-07-19 Richard Guenther <rguenther@suse.de>
8839 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8840 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8841 * tree-ssa-pre.c (get_expr_value_id): For newly created
8842 constant value-ids make sure to add the expression to its
8845 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8848 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8849 return value of the builtin is ignored.
8851 2008-07-19 Olivier Hainque <hainque@adacore.com>
8853 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8854 bits, a C conformant malloc implementation has to provide.
8855 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8857 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8861 * reload.c (find_reloads_subreg_address): Only reload address if
8862 reloaded == 0, not for reloaded != 1.
8865 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8866 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8867 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8868 m32c_legitimize_reload_address.
8870 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8871 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8872 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8874 2008-07-19 Olivier Hainque <hainque@adacore.com>
8876 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8877 argument, saying whether nested array are to be collapsed
8878 into a single array type DIE with multiple subscripts.
8879 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8880 issues, centralize the nested array types collapsing control and
8881 disable the transformation for Ada.
8883 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8886 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8888 (x86_64_shift_adj_2): New expander.
8889 (x86_64_shift_adj_3): Ditto.
8890 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8891 to split TImode operands.
8892 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8893 (ix86_split_lshr): Ditto.
8895 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8897 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8898 and __CHAR32_TYPE__.
8899 * c-typeck.c (digest_init): Support char16_t and char32_t.
8900 (set_nonincremental_init_from_string): Idem.
8902 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8905 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8906 PREFERRED_STACK_BOUNDARY.
8907 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8909 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8912 * function.c (locate_and_pad_parm): Cap boundary earlier.
8914 2008-07-17 Julian Brown <julian@codesourcery.com>
8916 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8917 no-op for targets which don't use DLLs.
8919 2008-07-17 Martin Jambor <mjambor@suse.cz>
8921 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8922 that nodes are relevant by examining the node->analyzed flag.
8923 (ipcp_init_stage): Check which nodes are relevant, assert that the
8924 relevant ones are also required.
8925 (ipcp_propagate_stage): Check on the side arrays are properly
8927 (ipcp_print_all_jump_functions): Make sure not to touch any node
8928 that is not analyzed or an edge that does not have a corresponding
8929 entry in the on-the-side vectors.
8930 (ipcp_function_scale_print): Likewise.
8931 (ipcp_update_callgraph): Check that the node is relevant.
8932 (ipcp_insert_stage): Check that the node is relevant. Check there is
8933 an info for every node and edge.
8934 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8935 (ipa_print_all_tree_maps): Likewise and a new variable info.
8936 (ipa_print_all_params_modified): Likewise.
8937 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8939 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8942 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8944 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8946 PR rtl-optimization/36753
8947 * fwprop.c (use_killed_between): Don't shortcut
8948 single-definition global registers.
8950 2008-07-16 Jan Hubicka <jh@suse.cz>
8952 * cgraph.h (varpool_empty_needed_queue): Declare.
8953 * cgraphunit.c (output_in_order): Mark all variables as needed;
8955 * varpool.c (varpool_assemble_node): Update debug queue.
8956 (varpool_assemble_pending_decls): Don't do it here.
8957 (varpool_empty_needed_queue): New function.
8959 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8961 * recog.c (peephole2_optimize): Fix formatting.
8963 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8965 * c-pch.c (get_ident): Avoid C++ keywords.
8966 * combine-stack-adj.c (single_set_for_csa): Likewise.
8967 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8968 output_asm_insn): Likewise.
8969 * reload.c (push_secondary_reload, find_reusable_reload,
8970 push_reload, combine_reloads, find_reloads,
8971 debug_reload_to_stream): Likewise.
8972 * reload.h (struct reload): Likewise.
8973 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8974 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8975 emit_output_reload_insns): Likewise.
8976 * targhooks.c (default_secondary_reload): Likewise.
8977 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8979 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8981 * recog.c (validate_change_1, validate_change,
8982 validate_unshare_change, validate_replace_rtx_1, struct
8983 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8985 * reload.c (push_secondary_reload, secondary_reload_class,
8986 scratch_reload_class, find_valid_class, find_reusable_reload,
8987 push_reload, find_dummy_reload, find_reloads_address_1,
8988 find_reloads_address_part, find_equiv_reg): Likewise.
8989 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8990 choose_reload_regs): Likewise.
8991 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8993 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8994 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8995 * sched-rgn.c (concat_INSN_LIST): Likewise.
8996 * stor-layout.c (mode_for_size, mode_for_size_tree,
8997 smallest_mode_for_size): Likewise.
8999 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9001 * cfg.c (dump_reg_info): Avoid C++ keywords.
9002 * dwarf2asm.c (dw2_force_const_mem,
9003 dw2_asm_output_encoded_addr_rtx): Likewise.
9004 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9005 * expmed.c (expand_shift): Likewise.
9006 * global.c (find_reg): Likewise.
9007 * graph.c (draw_edge): Likewise.
9008 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9009 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9010 widen_clz, widen_bswap, expand_parity, expand_unop,
9011 emit_cmp_and_jump_insn_1): Likewise.
9012 * postreload.c (reload_cse_simplify_operands): Likewise.
9013 * ra.h (add_neighbor): Likewise.
9014 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9015 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9016 record_reg_classes, copy_cost, record_address_regs,
9017 invalid_mode_change_p): Likewise.
9018 * regrename.c (regrename_optimize, scan_rtx_reg,
9019 dump_def_use_chain, find_oldest_value_reg,
9020 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9022 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9024 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9025 MASK_POWERPC64 for power4 in previous commit.
9027 2008-07-16 Olivier Hainque <hainque@adacore.com>
9029 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9030 instead of bare conversion to cast const-ness away.
9032 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9034 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9035 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9036 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9037 (TARGET_FUNCTION_VALUE): Define.
9039 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9041 * config/rs6000/rs6000.c (processor_target_table): Add
9042 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9044 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9047 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9048 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9049 m32c_legitimize_reload_address.
9051 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9053 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9054 DECL_IN_SYSTEM_HEADER in sync.
9056 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9058 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9059 * tree-ssa-pre.c (pre_expr_eq): Ditto
9060 (get_constant_for_value_id): Take a type as an argument.
9061 (fully_constant_expression): Pass in type.
9062 (find_or_generate_expression): Short circuit constant case.
9063 (create_expression_by_pieces): Remove special casing of
9065 (do_regular_insertion): Short circuit constant case.
9066 (do_partial_partial_insertion): Ditto.
9068 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9071 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9073 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9075 * config/xtensa/libgcc-xtensa.ver: New file.
9076 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9078 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9080 * df-problems.c (df_set_note): Avoid C++ keywords.
9081 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9082 * dse.c (record_store, remove_useless_values): Likewise.
9083 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9084 gen_reg_rtx_offset, operand_subword, change_address_1,
9085 change_address, adjust_address_1, offset_address,
9086 widen_memory_access, emit_copy_of_insn_after): Likewise.
9087 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9088 * fwprop.c (should_replace_address, propagate_rtx_1,
9089 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9091 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9092 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9093 * lcm.c (compute_insert_delete, pre_edge_lcm,
9094 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9095 * lower-subreg.c (resolve_reg_notes): Likewise.
9096 * mode-switching.c (optimize_mode_switching): Likewise.
9098 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9100 * bt-load.c (add_btr_def, migrate_btr_def,
9101 branch_target_load_optimize): Avoid C++ keywords.
9102 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9104 * combine.c (subst, simplify_set, make_extraction,
9105 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9106 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9107 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9109 2008-07-15 Richard Guenther <rguenther@suse.de>
9112 * c-common.c (strict_aliasing_warning): Do not warn for
9113 TYPE_REF_CAN_ALIAS_ALL pointers.
9114 (c_common_get_alias_set): may_alias types are not special.
9115 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9116 attribute and set can_ref_all accordingly.
9117 (build_reference_type_for_mode): Likewise.
9118 * doc/extend.texi (may_alias): Clarify.
9120 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9123 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9124 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9126 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9129 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9130 gcc_assert, instead call output_operand_lossage.
9132 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9134 * builtins.c (std_canonical_va_list): Treat structure based
9137 2008-07-15 Ben Elliston <bje@au.ibm.com>
9139 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9141 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9143 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9146 2008-07-14 Jan Hubicka <jh@suse.cz>
9148 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9149 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9150 fix predicates and constraints.
9151 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9152 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9154 2008-07-14 Doug Kwan <dougkwan@google.com>
9156 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9157 additional option file arm/eabi.opt.
9158 * config/arm/eabi.h (File): New configuration file for EABI targets.
9159 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9160 SUBSUBTARGET_EXTRA_SPECS.
9161 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9162 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9163 from STARTFILE_SPEC so that it can be referenced in an override.
9164 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9165 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9166 can be referenced in an override.
9167 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9168 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9169 so that it can be referenced in an override.
9170 (LINK_SPEC): Use BPABI_LINK_SPEC.
9171 * config/arm/eabi.opt (File): New.
9173 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9175 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9176 (FIXED_VALUE_H): New variable.
9177 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9178 input.h, fixed-value.h.
9179 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9180 (BASIC_BLOCK_H): Use $(BITMAP_H).
9181 (FUNCTION_H): Add varray.h.
9182 (IPA_REFERENCE_H): Use $(BITMAP_H).
9183 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9184 (DF_H): Use $(BITMAP_H).
9185 (GGC_H): Add statistics.h.
9187 (INSN_ATTR_H): Use it.
9188 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9190 (SYMTAB_H): Add $(OBSTACK_H).
9191 (CPP_INTERNAL_H): New.
9192 (TREE_DUMP_H): Add tree-pass.h.
9193 (TREE_FLOW_H): Use $(BITMAP_H)
9194 (PRETTY_PRINT_H): Use $(INPUT_H).
9195 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9198 (many object files): Fix lots of header dependencies throughout.
9200 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9202 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9204 (s-gtyp-input): Use them to write tmp-gi.list.
9205 (echo_to_gi.list): Remove.
9207 2008-07-14 Richard Guenther <rguenther@suse.de>
9209 * tree-ssa-sccvn.c (pre_info): Remove.
9210 (switch_to_PRE_table): Likewise.
9211 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9212 (set_hashtable_value_ids): Do not create value-ids for the
9214 (run_scc_vn): Remove double test. Remove bogus special-case
9215 in value-number printing.
9216 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9217 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9219 * tree-flow-inline.h (get_value_handle): Remove.
9220 * tree-flow.h (get_value_handle): Remove.
9222 2008-07-14 Martin Jambor <mjambor@suse.cz>
9224 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9225 in which we generate arithmetics is not a subrange.
9227 2008-07-14 Martin Jambor <mjambor@suse.cz>
9229 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9231 2008-07-14 Richard Guenther <rguenther@suse.de>
9233 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9235 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9238 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9239 reload for symbol refs moved to r0 with -fPIC.
9240 (legitimize_pic_address): Use the target register as temporary
9242 (emit_symbolic_move): Adjust comment.
9243 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9246 2008-07-14 Ben Elliston <bje@au.ibm.com>
9248 * c-common.h (C_CPP_HASHNODE): New macro.
9249 * coretypes.h (struct cpp_token): Forward declare.
9250 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9251 the context-sensitive keyword method.
9252 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9253 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9254 expand_bool_pixel): New.
9255 (altivec_categorize_keyword): New function.
9256 (init_vector_keywords): New function.
9257 (rs6000_macro_to_expand): Likewise.
9258 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9259 compiling an ISO C dialect.
9261 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9263 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9264 (create_expression_by_pieces): Fix typo.
9265 (do_regular_insertion): Use debug counter here too.
9267 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9270 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9271 CONST_OK_FOR_LETTER_P. All port-local users changed.
9272 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9273 implement Kp matching power-of-two.
9274 (CONSTRAINT_LEN): Define to match.
9275 * config/cris/cris.md: Replace all use of constraint K with Kc.
9276 ("*btst*): Use Kp for operand 0 of last alternative.
9278 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9281 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9284 2008-07-13 Jan Hubicka <jh@suse.cz>
9286 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9289 2008-07-13 Richard Guenther <rguenther@suse.de>
9292 * langhooks.c (lhd_print_error_function): Deal with recursive
9295 2008-07-12 Jan Hubicka <jh@suse.cz>
9297 * cgraph.c (assembler_name_hash): New static var.
9298 (hash_node_by_assembler_name, eq_assembler_name): New.
9299 (cgraph_node_for_asm): Use hashtable.
9300 (cgraph_remove_node): Maintain hashtable.
9301 (change_decl_assembler_name): Sanity check that names are not changing
9302 after aliasing was processed.
9303 * cgraph.h (varpoon_node): Add next GGC marker.
9304 * tree.c (decl_assembler_name_equal): Constify.
9305 (decl_assembler_name_hash): New.
9306 * tree.h (decl_assembler_name_equal): Constify.
9307 (decl_assembler_name_hash): Update.
9309 2008-07-12 David Daney <ddaney@avtrex.com>
9311 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9314 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9316 * doc/md.texi: Document the MIPS "v" constraint.
9317 * config/mips/mips.h (reg_class): Revert last change.
9318 (REG_CLASS_NAMES): Likewise.
9319 (REG_CLASS_CONTENTS): Likewise.
9320 * config/mips/mips.c (mips_regno_to_class): Likewise.
9321 * config/mips/constraints.md (v): Likewise, but add documentation.
9322 Add a comment to say that this constraint should not be used in
9325 2008-07-11 DJ Delorie <dj@redhat.com>
9327 * config/h8300/h8300.md (length): Fix branch offset limit.
9329 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9331 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9332 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9333 (avr_hard_regno_scratch_ok): New function.
9334 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9335 * config/avr/avr.md (all peepholes that request a scratch register):
9336 Remove avr_peep2_scratch_safe use.
9338 2008-07-11 Tom Tromey <tromey@redhat.com>
9339 Ian Lance Taylor <iant@google.com>
9341 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9342 (struct c_common_resword): Define.
9343 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9344 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9345 (c_common_reswords, num_c_common_reswords): Declare.
9346 * c-common.c (c_common_reswords): New global const array.
9347 (num_c_common_reswords): New const int.
9348 * c-parser.c (struct resword, reswords): Don't define.
9349 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9350 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9351 than reswords. If warning about C++ keywords, give them a special
9353 (c_lex_one_token): Warn about C++ keywords. Call
9354 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9355 (c_parser_external_declaration): Look for RID_xxx rather than
9356 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9357 (c_parser_statement_after_labels): Likewise.
9358 (c_parser_objc_class_instance_variables): Likewise.
9359 (c_parser_objc_class_declaration): Likewise.
9360 (c_parser_objc_try_catch_statement): Likewise.
9361 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9362 (declspecs_add_type): Likewise.
9364 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9366 * ggc-page.c (alloc_page):
9367 Substituting xmalloc, xcalloc with
9368 XNEWVEC and XCNEWVAR macros which add the
9371 2008-07-11 Richard Guenther <rguenther@suse.de>
9373 PR tree-optimization/36765
9374 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9375 aliases from HEAP vars to SMTs.
9377 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9379 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9380 * configure.ac (loose_warn): Move -Wc++-compat from here...
9381 (strict_warn): ...to here.
9382 * configure: Regenerate.
9384 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9386 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9387 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9388 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9389 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9390 excluding more specific h8300-*-* and sh-*-* targets.
9392 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9394 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9396 (execute_pre): Call loop_optimizer_finalize in early exit.
9398 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9401 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9402 uids in the bitmap, not just VAR_DECL uids.
9404 PR rtl-optimization/36419
9405 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9406 (combine_stack_adjustments_for_block): Call it if needed. Delete
9408 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9409 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9410 prologue sp adjustment.
9412 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9415 * opts.c (print_ignored_options): Report postponed diagnostics for
9416 unknown -Wno-* options as warnings, not errors.
9417 (postpone_unknown_option_error): Renamed to...
9418 (postpone_unknown_option_warning): ... this.
9420 2008-07-09 Doug Kwan <dougkwan@google.com>
9423 2008-07-08 Doug Kwan <dougkwan@google.com>
9425 * config/arm/arm.opt (mandroid): New option.
9426 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9427 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9429 (CC1PLUS_SPEC): Same.
9431 (STARTFILE_SPEC): Same.
9432 (ENDFILE_SPEC): Same.
9433 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9436 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9439 * config/mips/mips.h (reg_class): Remove V1_REG.
9440 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9441 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9443 (mips_get_tp): New function.
9444 (mips_legitimize_tls_address): Use it.
9445 * config/mips/constraints.md (v): Delete.
9446 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9447 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9448 After reload, split into a move and ...
9449 (*tls_get_tp_<mode>_split): ...this new instruction.
9451 2008-07-09 David Daney <ddaney@avtrex.com>
9453 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9455 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9457 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9458 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9460 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9461 htab_delete should be called. Don't free c.
9462 (lookup_tmp_var): Create temp_htab lazily.
9463 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9464 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9466 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9467 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9468 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9469 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9470 * tree-sra.c (generate_element_init): Likewise.
9471 * tree-mudflap.c (execute_mudflap_function_ops,
9472 execute_mudflap_function_decls): Likewise.
9473 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9474 * tree-gimple.h (struct gimplify_ctx): New type.
9475 (push_gimplify_context): Adjust prototype.
9477 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9479 * tree-ssa-pre.c (phi_translate_1): Update placement of
9482 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9484 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9485 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9486 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9487 * targhooks.c (default_hard_regno_scratch_ok): New function.
9488 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9489 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9490 * recog.c: Include "target.h".
9491 (peep2_find_free_register): Add check for global regs. Add target
9493 * Makefile.in (recog.o): Depend on target.h.
9495 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9497 * config/sh/sh.c (sh_canonical_va_list_type): New.
9498 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9500 2008-07-09 Raksit Ashok <raksit@google.com>
9502 * doc/invoke.texi (Option Summary): Mention new option
9503 -Wdisallowed-function-list=...
9504 (Warning Options): Document -Wdisallowed-function-list=...
9505 * common.opt (Wdisallowed-function-list=): New flag.
9506 * flags.h (warn_disallowed_functions): External definition of new
9507 boolean warning flag.
9508 (warn_if_disallowed_function_p): Declare new function.
9509 * opts.c (warning_disallowed_functions): New static variable.
9510 (warn_disallowed_functions): New boolean warning flag.
9511 (warn_if_disallowed_function_p): New function.
9512 (add_comma_separated_to_vector): Rename
9513 add_instrument_functions_exclude_list to this.
9514 (common_handle_option): Handle new option. Rename calls to
9515 add_instrument_functions_exclude_list into calls to
9516 add_comma_separated_to_vector.
9517 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9518 based on flag warn_disallowed_functions.
9520 2008-07-09 Christian Bruel <christian.bruel@st.com>
9522 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9523 instead of get_attr_length.
9525 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9527 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9529 * genemit.c (gen_insn): Likewise.
9530 * gengtype.c (note_def_vec): Likewise.
9531 * gengtype.h (note_def_vec): Likewise.
9532 * genoutput.c (struct data, output_insn_data, process_template,
9533 gen_expand, gen_split, note_constraint): Likewise.
9534 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9535 make_insn_sequence): Likewise.
9536 * gensupport.c (record_insn_name): Likewise.
9538 2008-07-08 Doug Kwan <dougkwan@google.com>
9540 * config/arm/arm.opt (mandroid): New option.
9541 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9542 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9544 (CC1PLUS_SPEC): Same.
9546 (STARTFILE_SPEC): Same.
9547 (ENDFILE_SPEC): Same.
9548 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9551 2008-07-08 Raksit Ashok <raksit@google.com>
9553 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9554 (set_storage_via_setmem): Fix expected_align parameter.
9555 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9556 missing from the list.
9557 * doc/md.texi (movmem): Explicitly state that expected alignment is
9558 to be expressed in bytes.
9559 (setmem): Explicitly state that expected alignment is to be expressed
9562 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9564 * reload.c (find_reloads_subreg_address): Do not require validity
9565 of address in original mode before reloading address.
9567 2008-07-07 Tianwei Sheng <tianweis@google.com>
9569 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9570 bounds array access.
9572 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9574 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9576 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9578 Fix PR tree-optimization/23455
9579 Fix PR tree-optimization/35286
9580 Fix PR tree-optimization/35287
9581 * Makefile.in (OBJS-common): Remove tree-vn.o.
9582 (tree-vn.o): Remove.
9583 * dbgcnt.def: Add treepre_insert debug counter.
9584 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9585 (debug_value_expressions): Ditto.
9586 (print_value_expressions): Ditto.
9587 * tree-pretty-print.c (dump_generic_node): Updated for
9588 VALUE_HANDLE removal.
9589 * tree-ssa-dom.c (record_equality): Ditto.
9590 (cprop_operand): Ditto.
9591 (lookup_avail_expr): Ditto.
9592 * tree-ssa-threadedge.c
9593 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9594 (simplify_control_stmt_condition): Ditto.
9595 * tree.c (tree_code_size): Ditto.
9596 (tree_node_structure): Ditto.
9597 (iterative_hash_expr): Ditto.
9599 * tree.h (VALUE_HANDLE_ID): Ditto.
9600 (VALUE_HANDLE_EXPR_SET): Ditto.
9601 (struct tree_value_handle): Ditto.
9602 (union tree_node): Ditto.
9603 * treestruct.def: Ditto.
9604 * tree-vn.c: Removed.
9605 * tree-ssa-pre.c: Rewritten entirely.
9606 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9607 (constant_value_ids): Ditto.
9608 (vn_nary_op_t): Moved to header.
9610 (vn_reference_op_t): Ditto
9611 (vn_reference_t): Ditto.
9612 (next_value_id): New variable.
9613 (VN_INFO): Add an assert.
9614 (vn_constant_eq): New function.
9615 (vn_constant_hash): Ditto.
9616 (get_or_alloc_constant_value_id): Ditto.
9617 (value_id_constant_p): Ditto.
9618 (vn_reference_compute_hash): De-staticify.
9619 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9620 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9621 (valueize_refs): Update opcode if it changes from ssa name to constant.
9622 (vn_reference_lookup_1): Add new argument.
9623 (vn_reference_lookup): Ditto.
9624 (vn_reference_lookup_pieces): New function.
9625 (vn_reference_insert): Add return type. Modify to deal with value ids.
9626 (vn_reference_insert_pieces): New function.
9627 (vn_nary_op_compute_hash): De-staticify.
9628 (vn_nary_op_eq): Ditto.
9629 (vn_nary_op_lookup_pieces): New function.
9630 (vn_nary_op_lookup): Add new argument.
9631 (vn_nary_op_insert_pieces): New function.
9632 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9633 (vn_phi_insert): Ditto.
9634 (visit_unary_op): Update for callee changes.
9635 (visit_binary_op): Ditto.
9636 (visit_reference_op_load): Ditto.
9637 (visit_reference_op_store): Ditto.
9638 (init_scc_vn): Init next_value_id, constant_to_value_id and
9640 (free_scc_vn): Free them.
9641 (set_hashtable_value_ids): New function.
9642 (run_scc_vn): Use it.
9643 (get_max_value_id): New function.
9644 (get_next_value_id): Ditto.
9645 (expressions_equal_p): Moved from tree-vn.c
9646 (sort_vuses): Ditto.
9647 (sort_vuses_heap): Ditto.
9648 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9650 * tree.c (iterative_hash_hashval_t): Made non-static
9651 * tree.h (iterative_hash_hashval_t): Declare it.
9653 2008-07-08 Martin Jambor <mjambor@suse.cz>
9655 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9656 instead of ipa_create_node_params.
9657 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9658 ipa_check_create_edge_args, free them with
9659 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9661 * ipa-prop.c: Include flags.h and tree-inline.h.
9662 (ipa_node_params_vector): New variable.
9663 (ipa_edge_args_vector): New variable.
9664 (edge_removal_hook_holder): New variable.
9665 (node_removal_hook_holder): New variable.
9666 (edge_duplication_hook_holder): New variable.
9667 (node_duplication_hook_holder): New variable.
9668 (ipa_detect_param_modifications): Check for presence of modified flags.
9669 (ipa_compute_jump_functions): Check for presence of jump functions.
9670 (ipa_free_edge_args_substructures): New function.
9671 (ipa_create_node_params): Removed.
9672 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9673 (ipa_free_node_params_substructures): New function.
9674 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9676 (ipa_edge_removal_hook): New function.
9677 (ipa_node_removal_hook): New function.
9678 (duplicate_array): New function.
9679 (ipa_edge_duplication_hook): New function.
9680 (ipa_node_duplication_hook): New function.
9681 (ipa_register_cgraph_hooks): New function.
9682 (ipa_unregister_cgraph_hooks): New function.
9683 (free_all_ipa_structures_after_ipa_cp): New function.
9685 * ipa-prop.h: Include vec.h.
9686 (ipa_node_params_t): New typedef with vector types for it.
9687 (ipa_edge_args_t): New typedef with vector types for it.
9688 (IPA_NODE_REF): Changed to access an on-the-side vector.
9689 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9690 (ipa_check_create_node_params): New function.
9691 (ipa_check_create_edge_args): New function.
9693 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9696 2008-07-07 Tom Tromey <tromey@redhat.com>
9698 * configure, config.in: Rebuilt.
9699 * configure.ac: Don't check for scandir or alphasort.
9701 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9703 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9704 types immediately after creating them.
9706 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9708 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9710 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9712 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9713 dump_constraint_graph.
9714 (dump_constraint_edge): New function.
9715 (dump_constraint_graph): New function.
9716 (debug_constraint_graph): New function.
9717 (dump_constraint): Removed useless comparison.
9718 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9719 (dump_constraint_graph): Declare.
9720 (debug_constraint_graph): Declare.
9721 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9723 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9725 * config/i386/i386.c (is_va_list_char_pointer): New.
9726 (ix86_va_start): Replace compare with ms_va_list_type_node
9727 by is_va_list_char_pointer.
9728 (ix86_gimplify_va_arg): Likewise.
9730 2008-07-07 Martin Jambor <mjambor@suse.cz>
9732 * cgraph.c (cgraph_edge_max_uid): New variable.
9733 (struct cgraph_edge_hook_list): New type.
9734 (struct cgraph_node_hook_list): New type.
9735 (struct cgraph_2edge_hook_list): New type.
9736 (struct cgraph_2node_hook_list): New type.
9737 (first_cgraph_edge_removal_hook): New variable.
9738 (first_cgraph_node_removal_hook): New variable.
9739 (first_cgraph_edge_duplicated_hook): New variable.
9740 (first_cgraph_node_duplicated_hook): New variable.
9741 (cgraph_add_edge_removal_hook): New function.
9742 (cgraph_remove_edge_removal_hook): New function.
9743 (cgraph_call_edge_removal_hooks): New function.
9744 (cgraph_add_node_removal_hook): New function.
9745 (cgraph_remove_node_removal_hook): New function.
9746 (cgraph_call_node_removal_hooks): New function.
9747 (cgraph_add_edge_duplication_hook): New function.
9748 (cgraph_remove_edge_duplication_hook): New function.
9749 (cgraph_call_edge_duplication_hooks): New function.
9750 (cgraph_add_node_duplication_hook): New function.
9751 (cgraph_remove_node_duplication_hook): New function.
9752 (cgraph_call_node_duplication_hooks): New function.
9753 (cgraph_create_edge): Assign to edge uid.
9754 (cgraph_remove_edge): Call edge removal hooks.
9755 (cgraph_node_remove_callees): Call edge removal hooks.
9756 (cgraph_node_remove_callers): Call edge removal hooks.
9757 (cgraph_remove_node): Call node removal hooks.
9758 (cgraph_clone_edge): Call edge duplication hooks.
9759 (cgraph_clone_node): Call node duplication hooks.
9761 * cgraph.h (cgraph_edge): New field uid.
9762 (cgraph_edge_hook): New type.
9763 (cgraph_node_hook): New type.
9764 (cgraph_2edge_hook): New type.
9765 (cgraph_2node_hook): New type.
9767 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9769 * config.in: Regenerate.
9771 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9773 * gcc.c (print_sysroot): New.
9774 (option_map, display_help, process_command): Handle the
9775 -print-sysroot option.
9776 (main): Print the sysroot if requested.
9777 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9779 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9782 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9784 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9786 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9787 (assign_parm_setup_block_p): Also check mode of entry_parm.
9789 2008-07-07 Richard Guenther <rguenther@suse.de>
9791 * tree-ssa-structalias.h (set_used_smts): Remove.
9792 * tree-ssa-structalias.c (used_smts): Likewise.
9793 (set_used_smts): Likewise.
9794 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9795 call to set_used_smts.
9797 2008-07-07 Richard Guenther <rguenther@suse.de>
9799 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9800 (new_var_info): Set it to false.
9801 (solution_set_add): Correctly handle pointers outside a var and
9803 (type_safe): Treat variables with is_full_var properly.
9804 (do_sd_constraint): Likewise.
9805 (do_ds_constraint): Likewise.
9806 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9807 (get_constraint_for_ptr_offset): New function.
9808 (get_constraint_for_component_ref): For addresses at least include
9809 the last field of the variable. Handle is_full_vars properly.
9810 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9811 (handle_ptr_arith): Remove.
9812 (find_func_aliases): Simplify assignment handling.
9813 (create_function_info_for): For parameter and result varinfos set
9815 (create_variable_info_for): Set is_full_var flag whenever we
9816 just created a single varinfo for a decl.
9817 (init_alias_vars): Initialize use_field_sensitive from
9818 max-fields-for-field-sensitive parameter.
9820 2008-07-07 Richard Guenther <rguenther@suse.de>
9822 PR tree-optimization/36713
9823 * tree-flow-inline.h (is_call_used): New function.
9824 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9825 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9826 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9828 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9830 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9832 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9834 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9836 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9837 Nathan Sidwell <nathan@codesourcery.com>
9839 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9840 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9842 * config/m68k/t-linux: New.
9843 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9846 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9848 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9849 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9852 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9854 * gcc.c (execute): Fix -Wc++-compat warning.
9856 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9859 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9860 constant for little endian.
9862 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9864 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9865 mips_base_mips16 instead of TARGET_MIPS16.
9866 (mips_base_mips16): Declare.
9867 * config/mips/mips.c (mips_base_mips16): Make global.
9868 (was_mips16_p): Remove GTY marker.
9869 (was_mips16_pch_p): New variable.
9870 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9871 (mips_override_options): Force to non-MIPS16 mode initially.
9872 Do not complain about MIPS16 PIC incompatibilities here.
9873 Only allow -mgpopt if -mexplicit-relocs is in force for
9876 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9878 * configure.ac: Check for caddr_t, define to char * if not defined.
9879 * configure: Regenerate.
9880 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9881 (mmap_gt_pch_use_address): Likewise.
9882 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9884 2008-07-06 Richard Guenther <rguenther@suse.de>
9886 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9887 (new_var_info): Deal with it.
9888 (solution_set_add): Likewise.
9889 (bitpos_of_field): Make signed, fix.
9890 (struct fieldoff): Remove type and decl fields. Make size field
9891 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9893 (fieldoff_compare): Deal with it.
9894 (push_fields_onto_fieldstack): Remove has_union argument, glob
9895 adjacent non-pointer fields together.
9896 (create_function_info_for): Do not set has_union.
9897 (create_variable_info_for): Simplify.
9899 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9901 * config.gcc (extra_headers): Add cross-stdarg.h for target
9902 x86_64-*-* and i?86-*-*.
9903 * config/i386/cross-stdarg.h: New.
9904 * builtins.c (std_fn_abi_va_list): New.
9905 (std_canonical_va_list_type): New.
9906 (stabilize_va_list): Replace va_list_type_node use by
9907 mtarget.canonical_va_list_type.
9908 (gimplify_va_arg_expr): Likewise.
9909 (expand_builtin_va_copy): Replace va_list_type_node use by
9910 mtarget.fn_abi_va_list.
9911 * tree-sra.c (is_va_list_type): New helper.
9912 (decl_can_be_decomposed_p): Replace
9913 va_list_type_node use by is_va_list_type.
9914 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9915 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9916 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9917 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9918 (ix86_enum_va_list): New.
9919 * config/i386/i386.c (sysv_va_list_type_node): New.
9920 (ms_va_list_type_node): New.
9921 (ix86_function_type_abi): Remove sorry.
9922 (ix86_build_builtin_va_list_abi): New.
9923 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9925 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9926 (ix86_init_builtins_va_builtins_abi): New.
9927 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9929 (ix86_handle_abi_attribute): New.
9930 (attribute_spec): Add sysv_abi and ms_abi.
9931 (ix86_fn_abi_va_list): New.
9932 (ix86_canonical_va_list_type): New.
9933 (ix86_enum_va_list): New.
9934 (TARGET_FN_ABI_VA_LIST): New.
9935 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9936 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9937 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9938 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9939 (TARGET_ENUM_VA_LIST): New.
9940 * expr.h (std_fn_abi_va_list): New.
9941 (std_canonical_va_list_type): New.
9942 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9943 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9944 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9945 TARGET_CANONICAL_VA_LIST_TYPE.
9946 * target.h (struct gcc_target): Add fn_abi_va_list hook
9947 and canonical_va_list_type hook.
9949 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9951 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9952 integral and pointer types.
9954 2008-07-04 Roger Sayle <roger@eyesopen.com>
9956 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9957 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9959 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9962 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9964 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9966 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9967 build_gimple_modify_stmt.
9968 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9969 gimple operand. Use fold_build* instead of build*.
9971 2008-07-04 Richard Guenther <rguenther@suse.de>
9973 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9974 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9975 properly to compute the reachability set if we do field-sensitive PTA.
9976 * invoke.texi (max-fields-for-field-sensitive): Document default.
9977 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9978 100 for optimize >= 2.
9980 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9982 * ggc-zone.c (lookup_page_table_if_allocated,
9983 set_page_table_entry, zone_find_object_size, alloc_small_page,
9984 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9985 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9986 -Wc++-compat and/or -Wcast-qual warnings.
9988 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9991 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9992 pic_offset_table_rtx to be marked as used here.
9993 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9994 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9995 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9996 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9999 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10001 * alloc-pool.c (hash_descriptor, eq_descriptor,
10002 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10003 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10005 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10006 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10007 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10008 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10011 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10013 * tree-flow.h (loop_only_exit_p): Declare.
10014 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10015 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10016 the number of iterations if it is constant. Otherwise, if this is the
10017 only possible exit of the loop, use the conservative estimate on the
10018 number of iterations of the entire loop if available.
10020 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10022 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10023 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10024 Add synchronization functions.
10025 * config/sync.c: New file.
10026 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10027 (LIBGCC_SYNC_CFLAGS): Likewise.
10029 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10033 (*pushtf_sse): New insn pattern.
10034 (pushtf splitters): New splitters.
10036 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10038 PR middle-end/35736
10039 * predict.c (build_predict_expr): Use void_type_node for the tree
10040 type, instead of NULL_TREE.
10042 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10044 * config/i386/i386.c (contains_aligned_value_p): Return true
10046 (ix86_data_alignment): Align TCmode to 128bits.
10047 (ix86_local_alignment): Likewise.
10049 2008-07-03 Andrew Haley <aph@redhat.com>
10052 * vec.h (VEC_TA): New.
10053 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10054 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10055 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10056 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10057 (C_COMMON_FIXED_TYPES): Remove first arg.
10058 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10059 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10060 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10061 not to use empty macro arguments.
10063 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10065 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10066 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10067 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10068 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10069 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10070 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10071 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10072 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10073 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10074 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10075 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10076 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10077 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10078 config/rs6000/e500crtres64gpr.asm,
10079 config/rs6000/e500crtres64gprctr.asm,
10080 config/rs6000/e500crtrest32gpr.asm,
10081 config/rs6000/e500crtrest64gpr.asm,
10082 config/rs6000/e500crtresx32gpr.asm,
10083 config/rs6000/e500crtresx64gpr.asm,
10084 config/rs6000/e500crtsav32gpr.asm,
10085 config/rs6000/e500crtsav64gpr.asm,
10086 config/rs6000/e500crtsav64gprctr.asm,
10087 config/rs6000/e500crtsavg32gpr.asm,
10088 config/rs6000/e500crtsavg64gpr.asm,
10089 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10090 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10091 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10092 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10093 config/sparc/sol2-cn.asm: Remove .file directives.
10095 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10097 * resource.c (mark_referenced_resources): Look inside
10098 UNSPEC_VOLATILEs and ASM_INPUTs.
10100 2008-07-02 Ian Lance Taylor <iant@google.com>
10102 * rtlanal.c (add_reg_note): New function.
10103 * rtl.h (add_reg_note): Declare.
10104 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10105 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10106 * builtins.c (expand_builtin_longjmp): Likewise.
10107 (expand_builtin_nonlocal_goto): Likewise.
10108 * calls.c (emit_call_1, expand_call): Likewise.
10109 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10110 * cfglayout.c (fixup_reorder_chain): Likewise.
10111 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10112 (commit_one_edge_insertion): Likewise.
10113 * combine.c (move_deaths, distribute_notes): Likewise.
10114 * df-problems.c (df_set_note): Likewise.
10115 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10116 (set_unique_reg_note): Likewise.
10117 (emit_copy_of_insn_after): Likewise.
10118 * expr.c (expand_expr_real): Likewise.
10119 * gcse.c (add_label_notes): Likewise.
10120 * haifa-sched.c (create_check_block_twin): Likewise.
10121 * jump.c (mark_jump_label_1): Likewise.
10122 * loop-doloop.c (add_test, doloop_modify): Likewise.
10123 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10124 * lower-subreg.c (move_eh_region_note): Likewise.
10125 * optabs.c (emit_libcall_block): Likewise.
10126 * predict.c (predict_insn): Likewise.
10127 (combine_predictions_for_insn): Likewise.
10128 * recog.c (peephole2_optimize): Likewise.
10129 * regmove.c (try_auto_increment): Likewise.
10130 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10131 * reload.c (find_reloads): Likewise.
10132 * reload1.c (fixup_eh_region_note): Likewise.
10133 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10134 * reorg.c (delete_prior_computation): Likewise.
10135 (delete_computation, dbr_schedule): Likewise.
10136 * config/pa/pa.c (legitimize_pic_address): Likewise.
10137 * config/sh/sh.c (sh_reorg): Likewise.
10139 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10142 * config/libgcc-glibc.ver: Add %exclude.
10143 * config/m32r/libgcc-glibc.ver: Likwise.
10144 * config/s390/libgcc-glibc.ver: Likwise.
10145 * config/sh/libgcc-glibc.ver: Likwise.
10146 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10148 * config/i386/libgcc-glibc.ver: New.
10150 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10152 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10154 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10155 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10156 i[34567]86-*-linux*, x86_64-*-linux*. Add
10157 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10158 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10159 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10160 i[34567]86-*-linux*, x86_64-*-linux*.
10162 * libgcc-std.ver: Add empty GCC_4.4.0.
10164 * mkmap-symver.awk: Support multiple versions per symbol.
10166 * config/i386/i386.c (ix86_init_builtins): Always define
10167 __builtin_fabsq and __builtin_copysignq with fallbacks.
10168 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10169 and __builtin_copysignq if SSE2 isn't available.
10171 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10172 (LIBGCC2_TF_CEXT): Likwise.
10173 (TF_SIZE): Likwise.
10175 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10177 * config/i386/sfp-machine.h: Moved to libgcc.
10179 * config/i386/sfp-machine.h: New.
10180 * config/i386/t-linux: Likwise.
10182 * config/i386/t-darwin: Remove softfp_wrap_start and
10184 * config/i386/t-darwin64: Likewise.
10186 * config/i386/t-fprules-softfp64: Renamed to ...
10187 * config/i386/t-fprules-softfp: This.
10189 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10190 and softfp_wrap_end.
10192 2008-07-02 Jason Merrill <jason@redhat.com>
10194 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10196 * tree.c (ctor_to_list): New fn.
10197 * tree.h: Declare it.
10198 (CONSTRUCTOR_ELT): New macro.
10199 (CONSTRUCTOR_NELTS): New macro.
10201 2008-07-02 Richard Guenther <rguenther@suse.de>
10203 * tree-ssa-structalias.c (struct variable_info): Reorder
10204 to fill padding on 64bit hosts. Make collapsed_to an int.
10205 (get_varinfo_fc): Deal with that.
10206 (new_var_info): Likewise.
10207 (collapse_rest_of_var): Likewise.
10209 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10211 * doc/install.texi (--enable-java-home): Document.
10212 (--enable-aot-compile-rpm): Likewise.
10213 (--with-arch-directory): Likewise.
10214 (--with-os-directory): Likewise.
10215 (--with-origin-name): Likewise.
10216 (--with-arch-suffix): Likewise.
10217 (--with-jvm-root-dir): Likewise.
10218 (--with-jvm-jar-dir): Likewise.
10219 (--with-python-dir): Likewise.
10221 2008-07-02 Richard Guenther <rguenther@suse.de>
10223 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10224 from decls explicitly. Merge operand checking from tuples.
10226 2008-07-02 Martin Jambor <mjambor@suse.cz>
10228 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10230 2008-07-02 Martin Jambor <mjambor@suse.cz>
10232 * tree-switch-conversion.c: Included timevar.h
10233 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10235 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10237 2008-07-02 Martin Jambor <mjambor@suse.cz>
10239 * tree-switch-conversion.c: Corrected various comments and
10241 (build_constructors): Fixed minor formatting mistakes.
10243 * invoke.texi (Optimize Options): Corrected the
10244 switch-conversion-max-branch-ratio parameter.
10246 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10248 * final.c (asm_insn_count): Return zero for an empty asm body.
10250 2008-07-02 Richard Guenther <rguenther@suse.de>
10252 * bitmap.h (bitmap_set_bit): Return bool.
10253 (bitmap_clear_bit): Likewise.
10254 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10255 write to the bitmap if it would.
10256 (bitmap_clear_bit): Likewise.
10257 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10258 bitmap_set_bit return value.
10259 (add_pred_graph_edge): Likewise.
10260 (add_graph_edge): Likewise.
10261 (do_sd_constraint): Likewise.
10262 (do_ds_constraint): Likewise.
10264 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10266 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10267 Fix -Wc++-compat and/or -Wcast-qual warnings.
10268 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10269 gen_regparm_prefix): Likewise.
10270 * vmsdbgout.c (write_modbeg, lookup_filename,
10271 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10273 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10275 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10276 defaults.h definition apply.
10278 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10280 * function.c (assign_parm_remove_parallels): New.
10281 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10283 (assign_parm_setup_block): Do not handle them.
10284 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10285 assign_parm_remove_parallels.
10287 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10289 * c-typeck.c (convert_for_assignment): Use
10290 vector_targets_convertible_p.
10291 * c-common.c (vector_targets_convertible_p): New.
10292 * c-common.h (vector_targets_convertible_p): New prototype.
10293 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10294 opaque_p_V2SI_type_node.
10296 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10298 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10301 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10304 TFmode constants via two element DImode vector for hosts with
10305 HOST_BITS_PER_WIDE_INT < 64.
10306 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10307 also for HOST_BITS_PER_WIDE_INT < 64.
10309 2008-07-01 Richard Guenther <rguenther@suse.de>
10311 PR tree-optimization/36666
10312 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10313 (get_constraint_exp_from_ssa_var): Split into ...
10314 (get_constraint_exp_for_temp): ... this ...
10315 (get_constraint_for_ssa_var): ... and that.
10316 Return constraint expressions for all touched sub-fields
10317 if the results address is not taken.
10318 (process_constraint): Remove assertion that aggregate
10319 assignments do not happen at this place.
10320 (get_constraint_for_component_ref): Add address_p argument.
10321 Return constraint expressions for all touched sub-fields
10322 if the results address is not taken.
10323 (do_deref): Use get_constraint_exp_for_temp.
10324 (get_constraint_for_1): Rename from ...
10325 (get_constraint_for): ... this. Add the old function as wrapper.
10326 (do_structure_copy): Use get_constraint_for_1.
10328 2008-07-01 Martin Jambor <mjambor@suse.cz>
10330 * Makefile.in (tree-switch-conversion.o): Add.
10331 (OBJS-common): Add tree-swtch-conversion.o.
10332 * passes.c (init_optimization_passes): Add pass_convert_switch.
10333 * tree-pass.h: (pass_convert_switch): Add.
10334 * tree-switch-conversion.c: New file.
10335 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10336 * common.opt (ftree-cswtch): New option.
10337 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10338 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10339 * opts.c (decode_options): Set flag_tree_switch_conversion when
10340 optimization level is >= 2.
10341 * doc/invoke.texi (Optimize Options): Added description of
10342 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10344 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10346 * config/darwin-driver.c (darwin_default_min_version): Fix
10347 -Wc++-compat warnings.
10349 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10351 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10354 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10356 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10358 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10360 PR rtl-optimization/34744
10361 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10362 (df_scan_free_internal): Free data structures not
10363 allocated in storage pools.
10364 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10365 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10366 df_scan_free_mws_vec.
10367 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10370 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10372 * config/i386/i386.c (contains_aligned_value_p): Return true
10374 (ix86_function_arg_boundary): Return its natural boundary
10376 (return_in_memory_32): Don't check TDmode.
10377 (ix86_split_to_parts): Support splitting into 4 parts and
10378 support TFmode for 32bit target.
10379 (ix86_split_long_move): Support splitting into 4 parts.
10380 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10382 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10383 (ix86_init_builtins): Here.
10384 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10385 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10386 'q' and 'w', respectively.
10388 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10390 (movtf_internal): Likewise.
10391 (<code>tf2): Likewise.
10392 (*absnegtf2_sse): Likewise.
10393 (copysign<mode>3): Likewise.
10394 (copysign<mode>3_const): Likewise.
10395 (copysign<mode>3_var): Likewise.
10396 (define_split UNSPEC_COPYSIGN): Likewise.
10397 * config/i386/sse.md (*nandtf3): Likewise.
10398 (<code>tf3): Likewise.
10399 (*<code>tf3): Likewise.
10401 2008-06-30 Joey Ye <joey.ye@intel.com>
10402 H.J. Lu <hongjiu.lu@intel.com>
10404 * global.c (compute_regsets): Set frame_pointer_needed here.
10405 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10407 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10409 * doc/install.texi (specific): Expand Windows build notes.
10411 2008-06-30 Ira Rosen <irar@il.ibm.com>
10413 PR tree-optimization/36648
10414 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10415 number of prolog iterations by step. Fix the comment.
10417 2008-06-30 Richard Guenther <rguenther@suse.de>
10419 PR middle-end/36671
10420 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10421 handle calls from ECF_MALLOC functions.
10422 (handle_pure_call): ECF_MALLOC functions do not return
10424 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10426 2008-06-29 Andreas Schwab <schwab@suse.de>
10428 * config/m68k/m68k.c (print_operand): Always print a float
10430 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10431 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10434 * config/rs6000/x-linux64: Remove never used file.
10436 2008-06-29 Richard Guenther <rguenther@suse.de>
10438 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10440 (struct alias_info): Move ...
10441 * tree-ssa-alias.c: ... here.
10442 (update_alias_info): Declare.
10443 (compute_may_aliases): Call it.
10444 (update_alias_info): New function.
10445 * tree-ssa-structalias.c (update_alias_info): Move ...
10446 * tree-ssa-alias.c (update_alias_info_1): ... here.
10447 * tree-ssa-structalias.c (process_constraint_1): Remove
10448 unused from_call argument. Rename to ...
10449 (process_constraint): ... this. Delete old wrapper.
10450 (make_constraint_to): Adjust callers.
10451 (handle_const_call): Likewise.
10452 (handle_pure_call): Likewise.
10453 (init_base_vars): Likewise.
10454 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10455 (find_func_aliases): We don't need structure copies for
10457 (make_constraint_from_anything): Remove.
10458 (create_variable_info_for): For globals make constraints
10459 from escaped, not from anything.
10460 (compute_points_to_sets): Do not call update_alias_info.
10461 (ipa_pta_execute): Use make_constraint_from.
10463 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10465 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10466 (bitmap.o-warn, dominance.o-warn): New.
10467 * configure.ac (cxx_compat_warn): Delete.
10468 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10469 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10471 * configure: Regenerate.
10473 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10476 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10478 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10479 * df-scan.c (df_notes_rescan): Likewise.
10480 * ggc-page.c (set_page_table_entry): Likewise.
10481 * intl.c (gcc_gettext_width): Likewise.
10482 * varasm.c (get_unnamed_section, get_noswitch_section,
10483 get_section): Likewise.
10485 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10487 * regrename.c (build_def_use): Don't copy RTX.
10489 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10491 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10492 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10493 punctuation. Use @ref instead of @xref.
10494 (Function Names): Remove stray @display/@end display.
10495 (C++ Attributes): Use @ref instead of @xref.
10496 (Deprecated Features): Fix punctuation around @xref.
10497 (Backwards Compatibility): Likewise.
10498 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10500 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10502 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10503 constants for E500 double.
10505 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10507 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10508 element type of const_vector.
10510 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10512 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10513 Remove FLAGS_REG clobber from expander pattern.
10514 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10515 (anddi3, andsi3, andhi3, andqi3): Ditto.
10516 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10517 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10518 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10519 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10520 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10521 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10522 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10523 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10525 2008-06-28 Richard Guenther <rguenther@suse.de>
10527 * tree-ssa-structalias.c (callused_id, var_callused,
10528 callused_tree): Add.
10529 (handle_pure_call): New function.
10530 (find_func_aliases): Call it.
10531 (find_what_p_points_to): Handle the call-used set.
10532 (clobber_what_escaped): Likewise.
10533 (compute_call_used_vars): New function.
10534 (init_base_vars): Init the call-used variable.
10535 (do_sd_constraint): Do not propagate the solution from CALLUSED
10536 but use CALLUSED as a placeholder.
10537 (solve_graph): Likewise.
10538 * tree-flow-inline.h (gimple_call_used_vars): New function.
10539 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10540 (compute_call_used_vars): Declare.
10541 * tree-ssa-alias.c (set_initial_properties): Call
10542 compute_call_used_vars.
10543 (reset_alias_info): Clear call-used variables.
10544 (add_call_clobber_ops): Assert we are not called for const/pure
10545 functions. Remove handling of them.
10546 (add_call_read_ops): Handle pure functions by adding the
10547 call-used set of variables as VUSEs.
10548 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10549 (delete_tree_ssa): Free it.
10550 * tree-dfa.c (remove_referenced_var): Clear the var from the
10553 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10555 * tree.c (build_varargs_function_type_list): New.
10556 (build_function_type_list_1): New.
10557 (build_function_type_list): Use build_function_type_list_1.
10558 * tree.h (build_varargs_function_type_list): New.
10560 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10563 * config/spu/spu.c (spu_builtin_splats): Do not generate
10564 invalid CONST_VECTOR expressions.
10565 (spu_expand_vector_init): Likewise.
10567 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10569 * optabs.c (libfunc_decls): New variable.
10570 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10571 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10572 for the same function twice.
10574 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10577 ix86_expand_binary_operator directly.
10578 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10580 (*ashrti3_1): Ditto.
10581 (*lshrti3_1): Ditto.
10582 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10583 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10584 using only one splitter. Conditionaly execute splitter before or
10585 after peephole2 pass.
10586 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10587 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10588 Use only one alternative in asm template.
10589 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10591 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10592 "J" operand constraint for operand 2.
10593 (*ashldi3_cconly_rex64): Ditto.
10594 (*ashrdi3_cmp_rex64): Ditto.
10595 (*ashrdi3_cconly_rex64): Ditto.
10596 (*lshrdi3_cmp_rex64): Ditto.
10597 (*lshrdi3_cconly_rex64): Ditto.
10598 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10599 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10600 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10603 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10605 * gimplify.c (omp_is_private): Don't return true if decl is not
10606 already private on #pragma omp for or #pragma omp parallel for.
10609 * tree-cfg.c (struct move_stmt_d): Replace block field with
10610 orig_block and new_block fields.
10611 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10612 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10613 (move_block_to_fn): Replace vars_map and new_label_map arguments
10614 with struct move_stmt_d pointer.
10615 (replace_block_vars_by_duplicates): New function.
10616 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10617 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10618 all subblocks of ORIG_BLOCK to the new function. Call
10619 replace_block_vars_by_duplicates.
10620 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10621 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10622 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10623 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10624 (expand_omp): Temporarily set input_location to the location of
10625 region's controlling stmt.
10626 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10627 BIND_EXPR, push ctx->block_vars and gimplification vars into
10628 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10629 into dest function.
10630 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10631 there are any BLOCK_VARS.
10632 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10633 OMP_PARALLEL or OMP_TASK stmt.
10634 (lower_omp): Save and restore input_location around the lower_omp_1
10637 2008-06-27 Richard Guenther <rguenther@suse.de>
10639 PR tree-optimization/36400
10640 PR tree-optimization/36373
10641 PR tree-optimization/36344
10642 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10643 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10644 (update_alias_info): Remove call clobbering code.
10645 (make_constraint_to): New helper function.
10646 (make_escape_constraint): Likewise.
10647 (handle_rhs_call): Use it on all pointer containing arguments.
10648 Also mark the static chain escaped.
10649 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10650 instead of ANYTHING.
10651 (make_constraint_from): New helper split out from ...
10652 (make_constraint_from_anything): ... here.
10653 (find_func_aliases): Add constraints for escape sites.
10654 (intra_create_variable_infos): Make constraints from NONLOCAL
10656 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10658 (clobber_what_p_points_to): Remove.
10659 (clobber_what_escaped): New function.
10660 (init_base_vars): Init NONLOCAL and ESCAPED.
10661 (do_sd_constraint): Do not propagate the solution from ESCAPED
10662 but use ESCAPED as a placeholder.
10663 (solve_graph): Likewise.
10664 * tree-flow.h (clobber_what_p_points_to): Remove.
10665 (clobber_what_escaped): Declare.
10666 * tree-ssa-alias.c (set_initial_properties): Call it.
10667 Remove code clobbering escaped pointers.
10669 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10671 * function.c (allocate_struct_function): Only allocate a unique
10672 funcdef_no if the decl is nonzero.
10674 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10676 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10677 * config/mips/mips.c (mips_split_const_insns): New function.
10678 * config/mips/mips.md (move_type): New attribute.
10679 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10680 (dword_mode): New attribute.
10681 (type): Avoid long line. Map "move_type"s to "type"s,
10682 choosing "multi" for doubleword moves if appropriate.
10683 Swap MTC/MFC comments to match their declaration order.
10684 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10685 "type" is "branch" or "jal" is "direct".
10686 (length): Handle "extended_mips16" first. Make the default
10687 "0" for "ghost" instructions. Set the length from "move_type".
10688 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10689 of "type", with "sll0" for the register alternative. Remove the
10690 "extended_mips16" attribute.
10691 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10692 of "type", with "shift_shift" for the register alternative.
10693 Remove the "length" attribute.
10694 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10695 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10696 of "type", with "andi" for the register alternative.
10697 (*zero_extendqihi2): Likewise.
10698 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10699 of "andi" instead of a "type" of "arith".
10700 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10702 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10703 (mov_<store>r, *mov<mode>_ra): Likewise.
10704 (extendsidi2): Use "move_type" instead of "type", with "move"
10705 for the register alternative.
10706 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10707 of "type", with "signext" for the register alternative.
10708 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10709 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10710 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10711 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10712 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10713 (unnamed branch insn): Likewise.
10714 (*movdi_gp32_fp64): Fold into...
10715 (*movdi_32bit): ...here.
10716 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10717 (*movdf_hardfloat): ...this new pattern.
10718 (*movdf_softfloat): Remove redundant FPR alternatives.
10719 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10720 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10721 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10722 the "move" attribute.
10723 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10724 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10725 and "store" for COP loads and stores.
10726 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10727 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10728 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10729 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10730 (*movtf_mips16, *movv2sf): Likewise.
10731 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10732 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10733 (mfhc1<mode>): Use "move_type" instead of "move".
10734 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10735 (loadgp_blockage): Remove the "length" attribute.
10736 (blockage, set_got_version, update_got_version): Likewise.
10737 (call_internal): Remove the "extended_mips16" attribute.
10738 (call_value_internal, call_value_multiple_internal): Likewise.
10739 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10741 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10742 the "length" attribute.
10744 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10746 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10747 -Wcast-qual warnings.
10748 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10749 handle_pragma_pop_macro): Likewise.
10750 * collect2.c (resolve_lib_name): Likewise.
10751 * config/arc/arc.c (arc_init): Likewise.
10752 * config/arm/arm.c (neon_builtin_compare,
10753 locate_neon_builtin_icode): Likewise.
10754 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10755 * config/bfin/bfin.c (bfin_init_machine_status,
10756 bfin_optimize_loop): Likewise.
10757 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10758 * config/cris/cris.c (cris_init_expanders): Likewise.
10759 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10760 * config/darwin.c (machopic_indirection_eq,
10761 machopic_indirection_name, machopic_output_indirection): Likewise.
10762 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10763 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10764 frv_optimize_membar): Likewise.
10765 * config/i386/cygwin.h (mingw_scan,
10766 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10767 * config/i386/cygwin1.c (mingw_scan): Likewise.
10768 * config/i386/i386.c (machopic_output_stub): Likewise.
10769 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10770 i386_pe_unique_section): Likewise.
10771 * config/ia64/ia64.c (ia64_init_machine_status,
10772 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10774 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10775 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10776 * config/m68k/m68k.c (m68k_handle_option,
10777 m68k_sched_md_init_global): Likewise.
10778 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10779 mcore_unique_section): Likewise.
10780 * config/mips/mips.c (mips_block_move_straight,
10781 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10783 * config/mmix/mmix.c (mmix_init_machine_status,
10784 mmix_encode_section_info): Likewise.
10785 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10786 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10787 print_operand_address, output_toc, redefine_groups,
10788 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10789 * config/s390/s390.c (s390_init_machine_status): Likewise.
10790 * config/score/score.c (score_block_move_straight,
10791 score_block_move_loop_body): Likewise.
10792 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10793 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10794 * emit-rtl.c (find_auto_inc): Likewise.
10795 * gcc.c (translate_options, process_command): Likewise.
10796 * reorg.c (dbr_schedule): Likewise.
10797 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10798 * xcoffout.c (xcoffout_declare_function): Likewise.
10800 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10802 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10803 ipa-pta working again.
10805 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10807 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10810 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10812 * config.gcc (powerpc*-*-*): Add new core e500mc.
10813 * config/rs6000/e500mc.md: New file.
10814 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10816 (rs6000_override_options): Add e500mc case to
10817 processor_target_table. Altivec and Spe options not allowed
10818 with e500mc. Add isel instruction to e500mc by
10819 default. Initialize rs6000_cost for e500mc.
10820 (rs6000_issue_rate): Set issue rate for e500mc.
10821 * config/rs6000/rs6000.h (processor_type): Add
10822 PROCESSOR_PPCE500MC.
10823 (ASM_CPU_SPEC): Add e500mc.
10824 Set TARGET_ISEL to rs6000_isel.
10825 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10826 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10827 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10829 * doc/invoke.texi: Add e500mc to list of cpus.
10831 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10834 * c-lex.c (lex_charconst): Initialize unsignedp.
10836 2008-06-27 Olivier Hainque <hainque@adacore.com>
10838 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10839 documented assumptions.
10841 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10843 * dwarf2out.c: Remove trailing white spaces. Break long line
10846 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10848 * libfuncs.h (LTI_synchronize): New libfunc_index.
10849 (synchronize_libfunc): Declare.
10850 * builtins.c (expand_builtin_synchronize): Consider using
10851 synchronize_libfunc before falling back on an asm blockage.
10852 * config/mips/mips.c: Include libfuncs.h
10853 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10855 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10857 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10858 parameter. Copy stack_reg to r11 where appropriate.
10859 (no_global_regs_above): Add gpr parameter.
10860 (rs6000_stack_info): Only add padding for SPE save area if we
10861 are saving SPE GPRs and CR.
10862 (saveres_routine_syms): New variable.
10863 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10865 (rs6000_savres_routine_sym): New function.
10866 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10868 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10869 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10870 Tweak FPR out-of-line saving.
10871 (rs6000_make_savres_rtx): New function.
10872 (rs6000_use_multiple_p): New function.
10873 (rs6000_savres_strategy): New function.
10874 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10875 out-of-line if appropriate.
10876 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10877 if we are optimizing for size.
10878 (GP_SAVE_INLINE): Define.
10879 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10880 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10881 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10882 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10883 (*save_fpregs_<mode>): Add use of r11.
10884 (*restore_gpregs_<mode>): New insn.
10885 (*return_and_restore_gpregs_<mode>): New insn.
10886 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10888 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10889 (*restore_gpregs_spe): New insn.
10890 (*return_and_restore_gpregs_spe): New insn.
10891 * config/rs6000/predicates.md (save_world_operation): Fix check.
10893 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10895 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10896 this point, so assert that.
10898 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10900 * cfganal.c: Include vec.h and vecprim.h.
10901 (compute_idf): Import from...
10902 * tree-into-ssa (compute_idf): ...here.
10903 * basic-block.h (compute_idf): Export.
10905 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10907 * c-decl.c (merge_decls): Use !current_function_decl to check for
10908 extern declaration of C99 inline function being at file scope.
10910 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10912 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10914 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10916 * alias.c (record_alias_subset, init_alias_analysis): Fix
10917 -Wc++-compat and/or -Wcast-qual warnings.
10918 * attribs.c (lookup_attribute_spec): Likewise.
10919 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10920 copy_bb, connect_traces,
10921 find_rarely_executed_basic_blocks_and_cr): Likewise.
10922 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10923 note_btr_set, migrate_btr_defs): Likewise.
10924 * builtins.c (result_vector, expand_builtin_memcpy,
10925 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10926 builtin_memset_read_str, expand_builtin_printf,
10927 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10929 * caller-save.c (mark_set_regs): Likewise.
10930 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10931 * cgraph.c (cgraph_edge): Likewise.
10932 * combine.c (likely_spilled_retval_1): Likewise.
10933 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10934 htab_counts_entry_del, get_coverage_counts): Likewise.
10935 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10936 new_cselib_val): Likewise.
10937 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10938 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10940 * df-core.c (df_compact_blocks): Likewise.
10941 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10942 * df-scan.c (df_grow_reg_info, df_ref_create,
10943 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10944 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10945 df_record_entry_block_defs, df_record_exit_block_uses,
10946 df_bb_verify): Likewise.
10947 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10948 DF_REF_EXTRACT_MODE_CONST): New.
10949 * dominance.c (get_immediate_dominator, get_dominated_by,
10950 nearest_common_dominator, root_of_dom_tree,
10951 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10952 -Wc++-compat and/or -Wcast-qual warnings.
10953 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10954 record_store, replace_read, check_mem_read_rtx, scan_insn,
10955 dse_step1, dse_record_singleton_alias_set): Likewise.
10956 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10958 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10960 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10961 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10962 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10963 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10964 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10965 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10966 file_name_acquire, output_file_names, add_const_value_attribute,
10967 premark_used_types_helper, file_table_eq, file_table_hash,
10968 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10969 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10970 -Wcast-qual warnings.
10971 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10972 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10973 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10974 gen_reg_rtx, start_sequence, init_emit): Likewise.
10975 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10976 * except.c (init_eh_for_function, gen_eh_region,
10977 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10978 arh_to_landing_pad, arh_to_label, add_action_record,
10979 add_call_site, switch_to_exception_section): Likewise.
10980 * expmed.c (synth_mult): Likewise.
10981 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10982 store_expr): Likewise.
10983 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10985 * function.c (assign_stack_temp_for_type,
10986 allocate_struct_function, match_asm_constraints_1): Likewise.
10987 * gcov-io.c (gcov_allocate): Likewise.
10988 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10989 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10990 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10991 record_one_set, insert_expr_in_table, insert_set_in_table,
10992 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10993 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10994 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10995 -Wcast-qual warnings.
10997 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10999 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11000 -Wcast-qual warnings.
11001 * gcc.c (process_command): Likewise.
11002 * genattrtab.c (oballoc): Use XOBNEW.
11003 (oballocvec): Define.
11004 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11005 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11006 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11007 -Wc++-compat and/or -Wcast-qual warnings.
11008 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11009 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11010 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11011 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11012 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11013 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11014 add_excls, process_presence_absence_names,
11015 process_presence_absence_patterns, add_presence_absence,
11016 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11017 get_free_state, add_arc, get_free_automata_list_el,
11018 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11019 transform_3, cache_presence, create_ainsns, create_automata,
11020 create_state_ainsn_table, dfa_insn_code_enlarge,
11021 output_trans_func, output_min_issue_delay_func,
11022 output_dead_lock_func, output_reset_func,
11023 output_get_cpu_unit_code_func, output_dfa_start_func,
11024 expand_automata): Likewise.
11025 * genextract.c (gen_insn): Likewise.
11026 * gengtype-lex.l: Likewise.
11027 * gengtype.c (read_input_list, adjust_field_type,
11028 process_gc_options): Likewise.
11029 * genoutput.c (note_constraint): Likewise.
11030 * genpreds.c (mangle, add_constraint): Likewise.
11031 * genrecog.c (process_define_predicate, new_decision,
11032 add_to_sequence): Likewise.
11033 * gensupport.c (record_insn_name): Likewise.
11035 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11037 * config/i386/driver-i386.c (detect_caches_amd,
11038 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11039 and/or -Wcast-qual warnings.
11040 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11041 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11042 gt_pch_save): Likewise.
11043 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11044 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11045 * global.c (compute_regsets): Likewise.
11046 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11047 finish_graph_dump_file): Likewise.
11048 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11049 unlink_bb_notes): Likewise.
11050 * integrate.c (get_hard_reg_initial_val): Likewise.
11051 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11052 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11053 * local-alloc.c (update_equiv_regs): Likewise.
11054 * loop-invariant.c (check_invariant_table_size,
11055 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11057 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11058 altered_reg_used, mark_altered): Likewise.
11059 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11060 insert_var_expansion_initialization,
11061 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11062 release_var_copies): Likewise.
11063 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11064 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11065 analyze_accesses_for_phi_node, check_var_notmodified_p,
11066 check_allocation_function, find_sites_in_func,
11067 record_all_accesses_in_func, transform_access_sites,
11068 transform_allocation_sites): Likewise.
11069 * omp-low.c (new_omp_region, create_omp_child_function_name,
11070 check_omp_nesting_restrictions, check_combined_parallel,
11071 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11072 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11073 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11074 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11076 * opts-common.c (prune_options): Likewise.
11077 * opts.c (add_input_filename, print_filtered_help,
11078 get_option_state): Likewise.
11079 * params.c (add_params): Likewise.
11080 * passes.c (set_pass_for_id, next_pass_1,
11081 do_per_function_toporder, pass_fini_dump_file): Likewise.
11082 * postreload.c (reload_cse_simplify_operands): Likewise.
11083 * predict.c (tree_predicted_by_p, tree_predict_edge,
11084 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11086 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11088 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11090 * recog.c (check_asm_operands, validate_change_1): Likewise.
11091 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11092 subst_asm_stack_regs): Likewise.
11093 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11094 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11095 * regmove.c (reg_is_remote_constant_p): Likewise.
11096 * regrename.c (regrename_optimize, scan_rtx_reg,
11097 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11099 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11100 regstat_compute_calls_crossed): Likewise.
11101 * reload1.c (init_reload, new_insn_chain,
11102 has_nonexceptional_receiver, reload, copy_reloads,
11103 calculate_needs_all_insns, init_elim_table): Likewise.
11104 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11105 * rtl.c (shallow_copy_rtx_stat): Likewise.
11106 * rtlanal.c (parms_set): Likewise.
11107 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11108 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11109 * sched-ebb.c (earliest_block_with_similiar_load,
11110 add_deps_for_risky_insns): Likewise.
11111 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11112 schedule_region): Likewise.
11113 * see.c (eq_descriptor_pre_extension,
11114 hash_descriptor_pre_extension, hash_del_pre_extension,
11115 eq_descriptor_properties, hash_descriptor_properties,
11116 hash_del_properties, see_seek_pre_extension_expr,
11117 see_initialize_data_structures, see_print_register_properties,
11118 see_print_pre_extension_expr, see_delete_merged_def_extension,
11119 see_delete_unmerged_def_extension, see_emit_use_extension,
11120 see_pre_delete_extension, see_map_extension, see_commit_changes,
11121 see_analyze_merged_def_local_prop,
11122 see_analyze_merged_def_local_prop,
11123 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11124 see_set_prop_merged_def, see_set_prop_unmerged_def,
11125 see_set_prop_unmerged_use, see_print_one_extension,
11126 see_merge_one_use_extension, see_merge_one_def_extension,
11127 see_store_reference_and_extension, see_update_uses_relevancy,
11128 see_update_defs_relevancy): Likewise.
11129 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11130 hash_statistics_free, curr_statistics_hash): Likewise.
11131 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11132 expand_asm_operands, expand_return, case_bit_test_cmp,
11133 expand_case): Likewise.
11134 * stor-layout.c (start_record_layout): Likewise.
11135 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11136 gt_pch_save_stringpool): Likewise.
11137 * tree-data-ref.c (hash_stmt_vertex_info,
11138 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11139 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11141 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11144 * config/i386/i386.md : Change constraints of HImode and QImode
11145 immediate operands from "i" to "n". Change SImode "ni" constraint to
11146 "i" and SImode "rmi" constraint to "g". Remove all constraints
11147 from const0_operand and const1_operand predicated operands.
11148 (i): Change QImode and HImode attribute from "i" to "n".
11149 (*subqi_2): Change HImode operands to QImode.
11152 2008-06-25 Olivier Hainque <hainque@adacore.com>
11154 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11157 2008-06-25 Richard Guenther <rguenther@suse.de>
11159 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11160 not overflow the result type.
11162 2008-06-25 Richard Guenther <rguenther@suse.de>
11164 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11165 (vn_lookup): Likewise.
11167 2008-06-25 Richard Guenther <rguenther@suse.de>
11169 PR tree-optimization/35518
11170 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11171 * tree-sra.c (instantiate_element): Use fold_build3 to build
11173 (try_instantiate_multiple_fields): Likewise.
11175 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11177 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11180 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11182 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11183 use_backchain_to_restore_sp to true
11184 if the offset of the link register save area would go over the 32k - 1
11185 offset limit of the load
11188 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11190 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11191 anchor for the type-punning blurb. Cross-reference "Structures
11192 unions enumerations and bit-fields implementation". Provide a
11193 cast-through-pointer example. Make final sentence self-contained.
11194 * doc/implement-c.texi (Structures unions enumerations and
11195 bit-fields implementation): Cross-reference the type-punning blurb
11196 in the -fstrict-aliasing documentation.
11198 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11200 PR middle-end/36594
11201 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11202 the memory instead of the memory itself for the save area.
11204 2008-06-24 Olivier Hainque <hainque@adacore.com>
11205 Nicolas Roche <roche@adacore.com>
11207 * gengtype.c (srcdir_len): size_t instead of int.
11208 (get_file_realbasename): New function. For F a filename, the real
11209 basename of F, with all the path components stripped.
11210 (get_file_srcdir_relative_path): New function. For F a filename, the
11211 relative path to F from $(srcdir).
11212 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11213 get_file_realbasename. Adjust the head comment.
11214 (get_prefix_langdir_index): New function. For F a filename, return the
11215 lang_dir_names[] relative index of the language directory that is
11217 (get_file_langdir): For F a filename, return the name of the language
11218 directory where F is located.
11219 (get_file_gtfilename): New function. The gt- output file name for an
11221 (get_output_file_with_visibility): Replace in-line computations with
11222 uses of get_file_gtfilename and get_prefix_langdir_index.
11223 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11225 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11227 PR tree-optimization/36504
11228 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11229 references without base address.
11231 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11233 PR middle-end/36584
11234 * calls.c (expand_call): Increase alignment for recursive functions.
11236 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11238 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11239 (TARGET_FUNCTION_VALUE): New define.
11240 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11241 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11243 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11245 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11246 (fmod<mode>3): Ditto.
11247 (remainderxf3): Ditto.
11248 (remainder<mode>3): Ditto.
11250 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11253 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11254 REG is a hard register.
11256 PR tree-optimization/36508
11257 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11258 499, don't check it at all in release compilers.
11260 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11262 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11263 together with SSE_TARGET_MATH to disable insn pattern.
11264 (*fop_<MODEF:mode>_2_i387): Ditto.
11265 (*fop_<MODEF:mode>_3_i387): Ditto.
11267 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11269 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11271 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11273 PR middle-end/34906
11274 * gimplify.c (gimplify_asm_expr): Check the return code of
11275 parse_output_constraint call, set function return and is_inout
11276 value if it failed.
11278 2008-06-22 Ian Lance Taylor <iant@google.com>
11280 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11281 (narrowest_signed_type): Likewise.
11282 * c-typeck.c (c_common_type): Change local variable mclass to enum
11284 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11285 tcc_comparison, not the tree code itself.
11286 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11287 (c_expand_expr): Cast modifier to enum expand_modifier.
11288 * c-common.h (C_RID_CODE): Add casts.
11289 (C_SET_RID_CODE): Define.
11290 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11291 (c_lex_one_token): Add cast to avoid warning.
11292 (c_parser_objc_type_name): Rename local typename to type_name.
11293 (check_no_duplicate_clause): Change code parameter to enum
11295 (c_parser_omp_var_list_parens): Change kind parameter to enum
11297 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11298 c_parser_omp_list_var_parens.
11299 (c_parser_omp_threadprivate): Likewise.
11300 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11301 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11302 * c-format.c (NO_FMT): Define.
11303 (printf_length_specs): Use NO_FMT.
11304 (asm_fprintf_length_specs): Likewise.
11305 (gcc_diag_length_specs): Likewise.
11306 (scanf_length_specs): Likewise.
11307 (strfmon_length_specs): Likewise.
11308 (gcc_gfc_length_specs): Likewise.
11309 (printf_flag_specs): Change 0 to STD_C89.
11310 (asm_fprintf_flag_specs): Likewise.
11311 (gcc_diag_flag_specs): Likewise.
11312 (gcc_cxxdiag_flag_specs): Likewise.
11313 (scanf_flag_specs): Likewise.
11314 (strftime_flag_specs): Likewise.
11315 (strfmon_flag_specs): Likewise.
11316 (print_char_table): Likewise.
11317 (asm_fprintf_char_table): Likewise.
11318 (gcc_diag_char_table): Likewise.
11319 (gcc_tdiag_char_table): Likewise.
11320 (gcc_cdiag_char_table): Likewise.
11321 (gcc_cxxdiag_char_table): Likewise.
11322 (gcc_gfc_char_table): Likewise.
11323 (scan_char_table): Likewise.
11324 (time_char_table): Likewis.
11325 (monetary_char_table): Likewise.
11326 * c-format.h (BADLEN): Likewise.
11328 2008-06-21 Ian Lance Taylor <iant@google.com>
11330 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11331 Define END_OF_BASE_TREE_CODES around inclusion.
11332 * tree.c (tree_code_type): New global array.
11333 (tree_code_length, tree_code_name): Likewise.
11334 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11335 $(lang_tree_files).
11336 (all-tree.def, s-alltree): New targets.
11337 (gencheck.h, s-gencheck): Remove.
11338 (tree.o): Depend upon all-tree.def.
11339 (build/gencheck.o): Remove gencheck.h dependency.
11340 (mostlyclean): Don't remove gencheck.h.
11341 * c-common.h (enum c_tree_code): Remove.
11342 * c-lang.c (tree_code_type): Remove.
11343 (tree_code_length, tree_code_name): Remove.
11344 * gencheck.c (tree_codes): Include all-tree.def, rather than
11345 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11347 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11349 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11350 (operator_name_info): Size to MAX_TREE_CODES.
11351 (assignment_operator_name_info): Likewise.
11352 * cp/cp-lang.c (tree_code_type): Remove.
11353 (tree_code_length, tree_code_name): Remove.
11354 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11355 (assignment_operator_name_info): Likewise.
11356 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11358 * cp/mangle.c (write_expression): Likewise.
11359 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11360 * fortran/f95-lang.c (tree_code_type): Remove.
11361 (tree_code_length, tree_code_name): Remove.
11362 * java/java-tree.h (enum java_tree_code): Remove.
11363 * java/lang.c (tree_code_type): Remove.
11364 (tree_code_length, tree_code_name): Remove.
11365 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11366 * objc/objc-act.h (enum objc_tree_code): Remove.
11367 * objc/objc-lang.c (tree_code_type): Remove.
11368 (tree_code_length, tree_code_name): Remove.
11369 * objcp/objcp-lang.c (tree_code_type): Remove.
11370 (tree_code_length, tree_code_name): Remove.
11371 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11372 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11373 * ada/misc.c (tree_code_type): Remove.
11374 (tree_code_length, tree_code_name): Remove.
11376 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11378 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11379 the grand_bitmap_obstack.
11381 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11383 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11384 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11385 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11386 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11387 move_stmt_r, new_label_mapper): Likewise.
11388 * tree-complex.c (cvc_lookup): Likewise.
11389 * tree-dfa.c (create_function_ann): Likewise.
11390 * tree-dump.c (dump_register): Likewise.
11391 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11392 find_phi_replacement_condition): Likewise.
11393 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11394 tree_function_versioning): Likewise.
11395 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11396 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11397 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11398 get_nonlocal_debug_decl, convert_nonlocal_reference,
11399 convert_nonlocal_omp_clauses, get_local_debug_decl,
11400 convert_local_reference, convert_local_omp_clauses,
11401 convert_nl_goto_reference, convert_nl_goto_receiver,
11402 convert_tramp_reference, convert_call_expr): Likewise.
11403 * tree-outof-ssa.c (contains_tree_r): Likewise.
11404 * tree-parloops.c (reduction_phi, initialize_reductions,
11405 eliminate_local_variables_1, add_field_for_reduction,
11406 add_field_for_name, create_phi_for_local_result,
11407 create_call_for_reduction_1, create_loads_for_reductions,
11408 create_stores_for_reduction, create_loads_and_stores_for_name):
11410 * tree-phinodes.c (allocate_phi_node): Likewise.
11411 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11412 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11413 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11414 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11415 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11416 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11417 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11418 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11419 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11420 vn_nary_op_insert): Likewise.
11421 * tree-ssa.c (redirect_edge_var_map_add,
11422 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11423 * tree-vectorizer.c (vectorize_loops): Likewise.
11424 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11425 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11426 tree_cons_stat, build1_stat, build_variant_type_copy,
11427 decl_init_priority_lookup, decl_fini_priority_lookup,
11428 decl_priority_info, decl_restrict_base_lookup,
11429 decl_restrict_base_insert, decl_debug_expr_lookup,
11430 decl_debug_expr_insert, decl_value_expr_lookup,
11431 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11432 type_hash_add, get_file_function_name, tree_check_failed,
11433 tree_not_check_failed, tree_range_check_failed,
11434 omp_clause_range_check_failed, build_omp_clause,
11435 build_vl_exp_stat): Likewise.
11436 * value-prof.c (gimple_histogram_value,
11437 gimple_duplicate_stmt_histograms): Likewise.
11438 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11439 unshare_variable, variable_union_info_cmp_pos, variable_union,
11440 dataflow_set_different_1, dataflow_set_different_2,
11441 vt_find_locations, variable_was_changed, set_variable_part,
11442 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11443 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11444 section_entry_hash, object_block_entry_eq,
11445 object_block_entry_hash, create_block_symbol,
11446 initialize_cold_section_name, default_function_rodata_section,
11447 strip_reg_name, set_user_assembler_name, const_desc_eq,
11448 build_constant_desc, output_constant_def, lookup_constant_def,
11449 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11450 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11451 default_internal_label): Likewise.
11452 * varray.c (varray_init, varray_grow): Likewise.
11453 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11455 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11457 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11458 operators for "test" insn. Macroize insn using SWI mode macro.
11459 (*jcc_fused_2): Ditto.
11460 (*jcc_fused_3): Macroize insn using SWI mode macro.
11461 (*jcc_fused_4): Ditto.
11463 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11465 * tree-ssa-pre.c: Fix typo in comment.
11466 (init_antic, fini_antic): Add explicit funtions for
11467 initializing and deinitializing ANTIC and AVAIL sets.
11468 (create_expression_by_pieces): Fix typo in comment.
11469 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11470 (execute_pre): Eventually dump details about ANTIC_IN.
11472 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11474 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11475 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11476 add_to_obstack, file_at_path, find_a_file, execute,
11477 add_preprocessor_option, add_assembler_option, add_linker_option,
11478 process_command, insert_wrapper, do_option_spec, do_self_spec,
11479 spec_path, do_spec_1, is_directory, main, used_arg,
11480 getenv_spec_function): Likewise.
11481 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11482 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11485 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11487 * doc/rtl.texi: Updated subreg section.
11489 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11492 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11493 node->needed and node->reachable.
11494 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11495 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11496 (expand_task_call): Don't call expand_task_copyfn.
11497 (expand_task_copyfn): Renamed to...
11498 (finalize_task_copyfn): ... this.
11500 2008-06-19 Jan Hubicka <jh@suse.cz>
11502 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11503 clobbering framepointer.
11505 2008-06-19 Jan Hubicka <jh@suse.cz>
11507 * tree-optimize.c (execute_early_local_optimizations): Set
11508 cgraph_state only at first invocation.
11510 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11512 * system.h (-Wc++-compat): Activate as a warning, no an error.
11514 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11516 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11517 instead of "#" in insn asm template.
11518 (*jcc_fused_2): Ditto.
11520 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11522 * config/i386/i386.h (ix86_tune_indices)
11523 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11524 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11525 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11526 (*jcc_fused_2): Ditto.
11527 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11528 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11529 (print operand): Handle 'E' and 'e' code.
11531 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11533 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11534 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11535 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11537 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11539 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11541 (cgraph_expand_function): Use local copy of decl.
11542 (cgraph_expand_all_functions): Remove redundant initialization of
11544 (cgraph_optimize): Reword internal_error message.
11546 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11548 * arm-protos.h (arm_return_in_memory): Remove public
11549 arm_return_in_memory() prototype.
11550 * arm.c (arm_return_in_memory): Add static prototype, add target
11551 hook macro, change definition and comments.
11552 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11554 2008-06-19 Ben Elliston <bje@au.ibm.com>
11556 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11557 real.c: Remove references to IEEE 754R.
11558 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11559 * doc/libgcc.texi (Decimal float library routines): Likewise.
11561 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11563 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11564 (default_unwind_word_mode): Add prototype.
11565 * targhooks.c (default_unwind_word_mode): New function.
11566 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11567 instead of word_mode.
11568 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11569 (TARGET_INITIALIZER): Use it.
11571 * c-common.c (handle_mode_attribute): Support "unwind_word"
11573 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11575 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11576 word_mode to access SjLj_Function_Context member "data".
11577 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11578 conversion from targetm.eh_return_filter_mode () to
11579 targetm.unwind_word_mode () if they differ.
11581 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11582 (BT_FN_UNWINDWORD_PTR): New function type.
11583 (BT_FN_WORD_PTR): Remove.
11584 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11585 * except.c (expand_builtin_extend_pointer): Convert pointer to
11586 targetm.unwind_word_mode () instead of word_mode.
11588 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11589 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11590 (spu_unwind_word_mode): New function.
11591 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11592 (TARGET_UNWIND_WORD_MODE): Define.
11593 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11595 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11597 * config/spu/spu.c (reg_align): Remove.
11598 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11599 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11600 (spu_split_store): Likewise.
11602 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11604 * gcc/tree-vn.c: Fix typo in comment.
11606 2008-06-18 Jan Hubicka <jh@suse.cz>
11608 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11609 toplevel reorder too.
11611 2008-06-18 Jan Hubicka <jh@suse.cz>
11613 * c-opts.c (c_common_post_options): PCH is not compatible with
11615 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11616 -fno-toplevel-reorder by default now.
11618 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11620 PR documentation/30739
11621 * doc/install.texi (Prerequisites): Document dependency on awk.
11623 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11624 Ian Lance Taylor <iant@google.com>
11626 PR rtl-optimization/35604
11627 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11628 only want to change jump destinations, not eventual label comparisons.
11630 2008-06-16 Jan Hubicka <jh@suse.cz>
11632 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11634 (cgraph_analyze_function): Likewise.
11636 2008-06-16 Jan Hubicka <jh@suse.cz>
11638 * cgraph.h (cgraph_mark_if_needed): New function.
11639 * cgraphunit.c (cgraph_mark_if_needed): New function.
11640 * c-decl.c (duplicate_decl): Use it.
11642 2008-06-16 Jan Hubicka <jh@suse.cz>
11644 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11647 2008-06-16 Jan Hubicka <jh@suse.cz>
11649 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11651 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11652 Kazu Hirata <kazu@codesourcery.com>
11653 Maxim Kuvyrkov <maxim@codesourcery.com
11655 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11656 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11657 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11658 EXTRA_SPEC_FUNCTIONS.
11659 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11660 (DRIVER_SELF_SPECS): Adjust.
11661 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11662 * config/mips/st.h, config/mips/t-st: New.
11663 * config/mips/driver-native.c, config/mips/x-native: New.
11664 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11667 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11669 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11671 (ISA_HAS_FP_CONDMOVE): New macro.
11672 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11673 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11674 (ISA_HAS_NMADD3_NMSUB3): New macro.
11675 * config/mips/mips.c (mips_rtx_costs): Update.
11676 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11677 compiling for ST Loongson 2E/2F.
11678 (madd<mode>): Rename to madd4<mode>. Update.
11679 (madd3<mode>): New pattern.
11680 (msub<mode>): Rename to msub4<mode>. Update.
11681 (msub3<mode>): New pattern.
11682 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11683 (nmadd3<mode>): New pattern.
11684 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11685 (nmadd3<mode>_fastmath): New pattern.
11686 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11687 (nmsub3<mode>): New pattern.
11688 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11689 (nmsub3<mode>_fastmath): New pattern.
11690 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11692 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11694 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11695 (DF_REF_INSN_INFO): New.
11696 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11697 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11698 with a NULL DF_REF_INSN_INFO.
11699 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11701 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11702 DF_INSN_INFO_EQ_USES): New.
11703 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11704 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11705 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11706 * df-core.c: Update comment for above changes.
11707 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11708 DF_INSN_UID_* macros.
11709 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11710 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11711 insn rtx. Update all callers.
11712 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11713 df_ref_create_structure, df_insn_refs_collect): Likewise.
11714 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11715 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11716 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11717 macros to access the insn refs.
11718 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11719 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11720 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11721 for accessing the refs.
11722 (try_fwprop_subst): Likewise.
11723 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11724 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11725 for accessing the refs.
11726 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11727 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11728 to look at the insn refs.
11729 (record_uses): Likewise.
11730 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11732 (mark_artificial_uses): Don't mark_insn for artificial refs.
11733 (mark_reg_rependencies): Likewise.
11735 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11737 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11739 * configure: Regenerate.
11741 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11743 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11745 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11747 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11749 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11750 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11751 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11753 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11755 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11756 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11757 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11759 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11761 * tree-ssa-sccvn.c: Fix format of comments.
11763 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11765 * cgraph.c: Remove unneeded forward declarations of eq_node()
11768 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11770 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11772 (see_update_relevancy): Likewise.
11773 * fwprop.c (try_fwprop_subst): Likewise.
11774 * rtlanal.c (noop_move_p): Likewise.
11775 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11776 notes to non-existing libcall blocks.
11777 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11779 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11780 (dead_libcall_p): Remove.
11781 (delete_trivially_dead_insns): Don't use it.
11782 * web.c (union_defs): Remove comment about keeping nops.
11783 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11784 (compute_hash_table_work): Don't track libcall notes.
11785 (do_local_cprop): Don't take libcall pointers. Don't update
11787 (adjust_libcall_notes): Deleted.
11788 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11789 ever have existed in the first place).
11790 (replace_store_insn): Don't try to remove libcall notes.
11791 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11792 (resolve_reg_notes): Don't call them.
11793 (resolve_simple_move): Likewise.
11794 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11795 Don't remove REG_RETVAL notes.
11796 * emit-rtl.c (try_split): Don't update libcall notes.
11797 (emit_copy_of_insn_after): Dito.
11798 * cselib.c (cselib_current_insn_in_libcall): Remove.
11799 (cselib_process_insn): Don't set/clear it.
11800 (new_elt_loc_list): Don't record it.
11801 (cselib_init): Don't initialize it.
11802 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11803 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11805 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11806 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11807 (init_deps): Don't initialize it.
11808 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11809 * combine.c (delete_noop_moves): Don't update libcall notes.
11810 (can_combine_p): Remove now pointless #if 0 block.
11811 (try_combine): Remove another obsolete #if 0 block.
11812 (distribute_notes): Don't distribute libcall notes.
11813 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11814 * dce.c (libcall_dead_p): Remove.
11815 (delete_unmarked_insns): Don't handle libcall blocks.
11816 (preserve_libcall_for_dce): Remove.
11817 (prescan_insns_for_dce): Don't special-case libcall block insns.
11818 * reload1 (reload): Don't handle libcall notes.
11819 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11822 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11824 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11825 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11826 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11828 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11830 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11831 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11832 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11834 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11836 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11838 2008-06-16 Ira Rosen <irar@il.ibm.com>
11840 PR tree-optimization/36493
11841 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11842 the arguments list. Use VECTYPE to create vector pointer.
11843 (vectorizable_store): Fail if accesses through a pointer to vectype
11844 do not alias the original memory reference operands.
11845 Call vect_create_data_ref_ptr without the removed argument.
11846 (vectorizable_load): Likewise.
11847 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11850 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11853 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11854 reg_equiv_constant.
11856 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11858 * config/mips/loongson2ef.md: New file.
11859 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11860 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11861 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11862 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11863 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11865 (loongson2ef.md): New include.
11866 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11867 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11868 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11869 (loongson_gt_<mode>, loongson_extract_halfword)
11870 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11871 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11872 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11873 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11874 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11875 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11876 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11877 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11878 (vec_interleave_low<mode>): Define type attribute.
11879 * config/mips/mips.c (mips_ls2): New static variable.
11880 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11881 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11882 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11883 Implement target scheduling hooks.
11884 (mips_multipass_dfa_lookahead): Update to handle tuning for
11886 (mips_sched_init): Initialize data for Loongson scheduling.
11887 (mips_ls2_variable_issue): New static function.
11888 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11890 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11891 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11892 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11893 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11894 Handle ST Loongson 2E/2F cores.
11895 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11897 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11899 * omp-low.c (extract_omp_for_data): Fix comment typo.
11902 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11904 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11905 FIXME note about gcc/config.guess.
11906 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11907 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11908 * doc/cppopts.texi: Likewise.
11909 * doc/extend.texi: Likewise.
11910 * doc/gcc.texi: Likewise.
11911 * doc/gccint.texi: Likewise.
11912 * doc/gcov.texi: Likewise.
11913 * doc/gty.texi: Likewise.
11914 * doc/hostconfig.texi: Likewise.
11915 * doc/install.texi: Likewise.
11916 * doc/invoke.texi: Likewise.
11917 * doc/loop.texi: Likewise.
11918 * doc/makefile.texi: Likewise.
11919 * doc/md.texi: Likewise.
11920 * doc/passes.texi: Likewise.
11921 * doc/tm.texi: Likewise.
11922 * doc/tree-ssa.texi: Likewise.
11923 * doc/trouble.texi: Likewise.
11925 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11926 Nathan Sidwell <nathan@codesourcery.com>
11927 Maxim Kuvyrkov <maxim@codesourcery.com>
11928 Richard Sandiford <rdsandiford@googlemail.com>
11930 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11931 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11932 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11934 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11935 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11936 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11938 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11939 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11940 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11941 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11942 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11943 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11944 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11945 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11946 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11947 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11948 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11949 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11950 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11951 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11952 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11953 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11954 (mips_builtins): Add Loongson builtins.
11955 (mips_loongson_2ef_bdesc): New.
11956 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11957 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11958 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11959 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11961 (mips_expand_vector_init): New.
11962 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11963 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11965 * config/mips/mips.md: Add unspec numbers for Loongson
11966 builtins. Include loongson.md.
11967 (MOVE64): Include Loongson vector modes.
11968 (SPLITF): Include Loongson vector modes.
11969 (HALFMODE): Handle Loongson vector modes.
11970 * config/mips/loongson.md: New.
11971 * config/mips/loongson.h: New.
11972 * config.gcc: Add loongson.h header for mips*-*-* targets.
11973 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11975 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11977 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11978 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11979 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11980 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11981 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11982 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11983 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11984 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11985 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11986 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11987 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11988 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11989 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11990 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11991 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11992 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11993 Remove use_fixproto=yes.
11994 (ia64*-*-hpux*): Remove comment about using fixproto.
11995 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11997 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11999 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12001 * configure: Regenerate.
12003 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12005 PR middle-end/36520
12006 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12007 before evaluating it.
12009 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12012 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12013 nested inline functions.
12014 (start_decl, start_function): Don't invert DECL_EXTERNAL
12015 for nested inline functions.
12017 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12019 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12020 splits that must be made for correctness.
12022 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12024 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12025 (AVAIL_NON_MIPS16): Likewise.
12026 (mips_builtin_description): Replace target_flags with a predicate.
12027 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12028 (dspr2_32): New availability predicates.
12029 (MIPS_BUILTIN): New macro.
12030 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12031 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12032 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12033 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12034 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12035 (mips_dsp_32only_bdesc): Merge into...
12036 (mips_builtins): ...this new array.
12037 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12038 (mips_init_builtins): Update after above changes.
12039 (mips_expand_builtin_1): Merge into...
12040 (mips_expand_builtin): ...here and update after above changes.
12042 2008-06-12 Paul Brook <paul@codesourcery.com>
12044 * longlong.h (__arm__): Define count_leading_zeros.
12045 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12046 (clzsi2, clzdi2): New functions.
12047 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12048 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12049 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12050 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12051 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12052 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12053 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12054 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12055 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12056 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12058 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12060 * config/m68k/m68k.c (m68k_tune_flags): New.
12061 (override_options): Compute m68k_tune_flags.
12062 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12063 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12065 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12067 PR middle-end/36506
12068 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12070 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12072 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12073 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12075 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12077 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12078 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12080 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12082 PR middle-end/36506
12083 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12086 2008-06-12 Richard Guenther <rguenther@suse.de>
12088 PR tree-optimization/36345
12089 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12090 add memory_tag_needed flag.
12091 (may_alias_p): Declare.
12092 * tree-ssa-alias.c (may_alias_p): Export.
12093 (set_initial_properties): Use memory_tag_needed flag.
12094 (update_reference_counts): Likewise.
12095 (reset_alias_info): Reset memory_tag_needed flag.
12096 (create_name_tags): Check memory_tag_needed flag.
12097 (dump_points_to_info_for): Dump it.
12098 * tree-ssa-structalias.c (struct variable_info): Remove
12099 directly_dereferenced flag.
12100 (new_var_info): Do not initialize it.
12101 (process_constraint_1): Do not set it.
12102 (update_alias_info): Set is_dereferenced flag.
12103 (set_uids_in_ptset): Use may_alias_p.
12104 (set_used_smts): Check memory_tag_needed flag.
12105 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12106 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12107 memory_tag_needed flag.
12108 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12109 from broken design.
12111 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12113 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12114 red zone for w64 abi.
12115 (ix86_expand_prologue): Likewise.
12116 (ix86_force_to_memory): Likewise.
12117 (ix86_free_from_memory): Likewise.
12119 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12122 * config/rs6000/rs6000.c (rs6000_override_options): Set
12123 rs6000_isel conditionally to the absence of comand line override.
12124 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12125 Remove duplicate rs6000_isel setting.
12126 * config/rs6000/eabispe.h: Ditto.
12128 2008-06-11 Richard Guenther <rguenther@suse.de>
12130 * alias.c (get_alias_set): Use the element alias-set for arrays.
12131 (record_component_aliases): For arrays and vectors do nothing.
12132 * c-common.c (strict_aliasing_warning): Handle the cases
12133 of alias set zero explicitly.
12134 * Makefile.in (dfp.o-warn): Add -Wno-error.
12136 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12138 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12140 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12141 tune_32 tune_64 to supported_defaults. Allow values not
12142 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12143 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12144 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12145 with_cpu_64 to generic for 64-bit-supporting configurations, not
12146 with_cpu. Remove FIXMEs.
12147 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12148 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12149 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12150 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12151 arch_32 and arch_64.
12153 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12154 Olivier Hainque <hainque@adacore.com>
12156 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12157 Use DECL_SIZE_UNIT to retrieve the size of the field.
12159 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12161 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12162 with function calls after declarations. Lay out
12163 neon_float_type_node before further use.
12165 2008-06-11 Richard Guenther <rguenther@suse.de>
12167 * tree-flow.h (may_point_to_global_var): Declare.
12168 * tree-ssa-alias.c (may_point_to_global_var): New function.
12169 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12171 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12173 * configure.ac: Teach that fido supports .debug_line.
12174 * configure: Regenerate.
12176 2008-06-10 Tom Tromey <tromey@redhat.com>
12178 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12181 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12183 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12184 (encode_decimal64, decode_decimal64, encode_decimal128,
12185 decode_decimal128): Reverse order of 32-bit parts of value if host
12186 and target endianness differ.
12188 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12190 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12191 Avoid division by 0.
12192 (tree_mod_pow2_value_transform): Likewise.
12193 (tree_ic_transform): Likewise.
12194 (tree_stringops_transform): Likewise.
12195 (tree_mod_subtract_transform): Likewise.
12196 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12197 (copy_edges_for_bb): Likewise.
12198 (initialize_cfun): Likewise.
12200 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12202 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12203 nonmemory_operand. Add "N" operand constraint.
12205 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12206 (*jcc_btsi_mask): Ditto.
12207 (*jcc_btsi_mask_1): Ditto.
12209 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12211 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12212 TYPE_CANONICAL for copied element type.
12214 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12217 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12218 Add m_CORE2 and m_GENERIC.
12219 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12220 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12222 (*jcc_btdi_rex64): New instruction and split pattern.
12223 (*jcc_btsi): Ditto.
12224 (*jcc_btsi_1): Ditto.
12225 (*btsq): Fix Intel asm dialect operand order.
12229 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12231 PR middle-end/36447
12232 * simplify-rtx.c (simplify_subreg): Add check for shift count
12235 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12237 * doc/md.texi: Synchronize with later constraints.md change.
12238 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12239 with a C implementation.
12240 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12242 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12243 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12244 when moving to and from MD_REGNUM.
12245 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12246 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12247 Handle byte and halfword moves.
12248 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12250 * config/mips/constraints.md (h): Turn into NO_REGS.
12251 (l, x): Update documentation.
12252 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12253 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12254 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12255 (HILO): New mode iterator.
12257 (any_div): New code iterator.
12258 (u): Extend code attribute to div and udiv.
12259 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12260 d_operand in the splitters. Remove redundant CONST_INT checks.
12261 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12262 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12263 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12264 accordingly, using normal moves instead of unspecs to move LO into
12265 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12266 (<u>mulsidi3): Handle expansion in C code.
12267 (<u>mulsidi3_32bit_internal): Rename to...
12268 (<u>mulsidi3_32bit): ...this.
12269 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12270 (*<u>mulsidi3_64bit): Rename to...
12271 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12272 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12273 to set LO and HI to the multiplication result. Use a normal move
12274 for MFLO and an unspec for MFHI.
12275 (*<u>mulsidi3_64bit_parts): Replace with...
12276 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12277 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12278 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12279 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12280 instead of HI. Split the instruction into a separate multiplication
12281 and MFHI if !TARGET_FIX_R4000.
12282 (<su>muldi3_highpart): Likewise.
12283 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12284 and the "=h" clobber.
12285 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12286 (<u>mulditi3): New expander.
12287 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12288 (madsi): Remove "=h" clobber.
12289 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12290 Force the modulus result to be a GPR and split the instruction into
12291 a division followed by an MFHI after reload.
12292 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12293 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12294 the MIPS16 HIGH define_split.
12295 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12296 of acc<->gpr moves to "multi".
12297 (*movdi_64bit): Replace the single "x" alternative with
12298 alternatives for moving into and out of "a".
12299 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12300 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12301 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12302 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12303 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12304 (movti): New expander.
12305 (*movti, *movti_mips16): New insns.
12306 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12307 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12308 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12309 * config/mips/predicates.md (fpr_operand): Delete.
12310 (d_operand): New predicate.
12312 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12314 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12315 failure on some Bourne shells.
12316 (x86_64-*-*): Ditto.
12318 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12320 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12322 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12324 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12325 (sparc-sun-solaris2*): Likewise.
12327 2008-06-09 Arnaud Charlet <charlet@adacore.com
12329 * doc/install.texi: Update requirements to build the Ada compiler.
12331 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12333 * df-scan.c (struct df_scan_problem_data): Remove the
12334 mw_link_pool alloc pool.
12335 (df_scan_free_internal): Don't free it.
12336 (df_scan_alloc): Don't allocate it.
12337 * df.h (struct df_link): Update comment.
12339 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12341 * except.h: Correct checks for when SJLJ exceptions must be used.
12343 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12345 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12348 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12350 PR tree-optimization/36218
12351 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12352 configure for the build system.
12353 (BUILD_LDFLAGS): Define.
12354 * configure: Regenerate.
12355 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12357 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12360 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12361 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12362 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12364 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12366 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12368 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12370 * config.gcc (Obsolete configurations): Remove list of
12372 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12373 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12374 targets matched by those patterns.
12375 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12376 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12377 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12378 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12379 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12380 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12381 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12382 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12383 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12384 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12385 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12386 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12387 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12388 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12389 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12390 Make code for Solaris 7 and greater unconditional for Solaris.
12391 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12392 Remove --with-* handling.
12393 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12394 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12395 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12396 LINK_OS_WINDISS_SPEC): Remove.
12397 * config/rs6000/sysv4.opt (mwindiss): Remove.
12398 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12399 * configure: Regenerate.
12400 * doc/cpp.texi: Don't mention BeOS.
12401 * doc/extend.texi (interrupt): Don't mention MS1.
12402 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12403 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12404 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12405 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12406 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12408 * doc/invoke.texi (MT Options): Remove.
12409 (-mwindiss): Remove.
12410 (CRIS Options): Remove cris-axis-aout references.
12411 (HPPA Options): Don't mention hppa1.1-*-pro.
12412 * doc/md.texi: (MorphoTech family): Remove.
12413 * libgcc2.c: Don't handle UWIN.
12414 * config/alpha/t-unicosmk: Remove.
12415 * config/alpha/unicosmk.h: Remove.
12416 * config/arm/kaos-arm.h: Remove.
12417 * config/arm/kaos-strongarm.h: Remove.
12418 * config/arm/strongarm-coff.h: Remove.
12419 * config/arm/strongarm-elf.h: Remove.
12420 * config/arm/strongarm-pe.h: Remove.
12421 * config/arm/t-strongarm-pe: Remove.
12422 * config/arm/t-xscale-coff: Remove.
12423 * config/arm/t-xscale-elf: Remove.
12424 * config/arm/xscale-coff.h: Remove.
12425 * config/arm/xscale-elf.h: Remove.
12426 * config/chorus.h: Remove.
12427 * config/cris/aout.h: Remove.
12428 * config/cris/aout.opt: Remove.
12429 * config/cris/t-aout: Remove.
12430 * config/i386/beos-elf.h: Remove.
12431 * config/i386/kaos-i386.h: Remove.
12432 * config/i386/ptx4-i.h: Remove.
12433 * config/i386/sco5.h: Remove.
12434 * config/i386/sco5.opt: Remove.
12435 * config/i386/sysv4-cpp.h: Remove.
12436 * config/i386/sysv5.h: Remove.
12437 * config/i386/t-beos: Remove.
12438 * config/i386/t-sco5: Remove.
12439 * config/i386/t-uwin: Remove.
12440 * config/i386/uwin.asm: Remove.
12441 * config/i386/uwin.h: Remove.
12442 * config/kaos.h: Remove.
12443 * config/mips/windiss.h: Remove.
12444 * config/mt: Remove directory.
12445 * config/pa/pa-osf.h: Remove.
12446 * config/pa/pa-pro-end.h: Remove.
12447 * config/pa/t-pro: Remove.
12448 * config/ptx4.h: Remove.
12449 * config/rs6000/beos.h: Remove.
12450 * config/rs6000/kaos-ppc.h: Remove.
12451 * config/rs6000/t-beos: Remove.
12452 * config/rs6000/windiss.h: Remove.
12453 * config/sh/kaos-sh.h: Remove.
12454 * config/sol2-6.h: Remove.
12455 * config/sparc/sol26-sld.h: Remove.
12456 * config/sparc/sysv4-only.h: Remove.
12457 * config/vax/bsd.h: Remove.
12458 * config/vax/t-memfuncs: Remove.
12459 * config/vax/ultrix.h: Remove.
12460 * config/vax/vaxv.h: Remove.
12461 * config/windiss.h: Remove.
12463 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12465 PR rtl-optimization/36438
12466 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12467 for vector shifts with constant scalar shift operands.
12469 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12471 * doc/invoke.texi: Document -march=xlr.
12472 * config/mips/xlr.md: New file.
12473 * config/mips/mips.md: Include it.
12475 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12476 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12477 (mips_rtx_cost_data): Likewise.
12479 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12481 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12482 PRE_INC and PRE_DEC cases.
12484 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12486 PR rtl-optimization/36419
12487 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12488 the emitting jump insn.
12491 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12492 is not bool, boolify the whole *expr_p and convert to the desired type.
12494 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12496 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12497 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12498 Add omp_private_outer_ref hook, add another argument to
12499 omp_clause_default_ctor hook.
12500 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12501 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12502 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12503 hook_tree_tree_tree_tree_null.
12504 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12505 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12506 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12507 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12508 * tree.def (OMP_TASK): New tree code.
12509 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12510 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12511 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12512 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12513 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12514 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12515 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12516 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12517 (OMP_DIRECTIVE_P): Add OMP_TASK.
12518 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12519 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12520 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12521 and OMP_CLAUSE_UNTIED entries.
12522 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12524 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12525 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12526 * tree-pretty-print.c (dump_omp_clause): Handle
12527 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12528 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12529 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12530 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12531 warning about unsigned iterators. Change decl/init/cond/incr
12532 arguments to TREE_VECs, check arguments for all collapsed loops.
12533 (c_finish_omp_taskwait): New function.
12534 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12536 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12537 default_function_array_conversion on init. Add par_clauses argument.
12538 If decl is present in parallel's lastprivate clause, change it to
12539 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12540 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12541 collapse count in clauses.
12542 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12543 c_parser_omp_for_loop callers.
12544 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12545 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12546 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12547 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12549 (c_parser_omp_clause_schedule): Handle schedule(auto).
12550 Include correct location in the error message.
12551 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12552 and PRAGMA_OMP_CLAUSE_UNTIED.
12553 (OMP_TASK_CLAUSE_MASK): Define.
12554 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12555 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12556 * tree-nested.c (convert_nonlocal_omp_clauses,
12557 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12558 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12559 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12560 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12562 (conver_nonlocal_reference, convert_local_reference,
12563 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12564 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12565 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12566 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12567 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12568 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12569 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12570 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12571 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12573 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12574 * c-common.h (c_finish_omp_taskwait): New prototype.
12575 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12576 * tree-parloops.c (create_parallel_loop): Create 1 entry
12577 vectors for OMP_FOR_{INIT,COND,INCR}.
12578 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12579 (make_edges): Handle OMP_TASK.
12580 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12581 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12582 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12583 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12584 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12585 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12586 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12587 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12588 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12589 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12590 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12591 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12592 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12593 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12594 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12595 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12596 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12597 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12598 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12599 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12600 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12601 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12602 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12603 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12604 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12605 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12606 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12607 original iterator is present in lastprivate clause or if
12608 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12609 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12610 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12611 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12612 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12613 if it is set, lookup var in outer contexts too. Handle
12614 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12615 to be implicitly determined firstprivate for task regions.
12616 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12617 if it is set, lookup var in outer contexts too. Set
12618 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12619 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12620 OMP_CLAUSE_UNTIED. Take region_type as last argument
12621 instead of in_parallel and in_combined_parallel.
12622 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12624 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12625 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12626 (new_omp_context): Set default_kind to
12627 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12628 (omp_region_type): New enum.
12629 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12630 fields, add region_type.
12631 (new_omp_context): Take region_type as argument instead of is_parallel
12632 and is_combined_parallel.
12633 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12634 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12635 ctx->is_combined_parallel checks.
12636 (gimplify_omp_task): New function.
12637 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12639 * omp-low.c (extract_omp_for_data): Use schedule(static)
12640 for schedule(auto). Handle pointer and unsigned iterators.
12641 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12642 Add loops argument. Extract data for collapsed OMP_FOR loops.
12643 (expand_parallel_call): Assert sched_kind isn't auto,
12644 map runtime schedule to index 3.
12645 (struct omp_for_data_loop): New type.
12646 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12647 Add loop, loops, collapse and iter_type fields.
12648 (workshare_safe_to_combine_p): Disallow combined for if
12649 iter_type is unsigned long long. Don't combine collapse > 1 loops
12650 unless all bounds and steps are constant. Adjust extract_omp_for_data
12652 (expand_omp_for_generic): Handle pointer, unsigned and long long
12653 iterators. Handle collapsed OMP_FOR loops. Adjust
12654 for struct omp_for_data changes. If libgomp function doesn't return
12655 boolean_type_node, add comparison of the return value with 0.
12656 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12657 pointer, unsigned and long long iterators. Adjust for struct
12658 omp_for_data changes.
12659 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12660 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12661 unsigned long long. Allocate loops array, pass it to
12662 extract_omp_for_data. For collapse > 1 loops use always
12663 expand_omp_for_generic.
12664 (omp_context): Add sfield_map and srecord_type fields.
12665 (is_task_ctx, lookup_sfield): New functions.
12666 (use_pointer_for_field): Use is_task_ctx helper. Change first
12667 argument's type from const_tree to tree. Clarify comment.
12668 In OMP_TASK disallow copy-in/out sharing.
12669 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12670 (install_var_field): Add mask argument. Populate both record_type
12671 and srecord_type if needed.
12672 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12674 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12675 and DECL_FIELD_OFFSET.
12676 (scan_sharing_clauses): Adjust install_var_field callers. For
12677 firstprivate clauses on explicit tasks allocate the var by value in
12678 record_type unconditionally, rather than by reference.
12679 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12680 Use is_taskreg_ctx instead of is_parallel_ctx.
12681 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12682 (create_omp_child_function_name): Add task_copy argument, use
12683 *_omp_cpyfn* names if it is true.
12684 (create_omp_child_function): Add task_copy argument, if true create
12685 *_omp_cpyfn* helper function.
12686 (scan_omp_parallel): Adjust create_omp_child_function callers.
12687 Rename parallel_nesting_level to taskreg_nesting_level.
12688 (scan_omp_task): New function.
12689 (lower_rec_input_clauses): Don't run constructors for firstprivate
12690 explicit task vars which are initialized by *_omp_cpyfn*.
12691 Pass outer var ref to omp_clause_default_ctor hook if
12692 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12693 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12694 OMP_CLAUSE_REDUCTION_INIT.
12695 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12696 avoid duplicate setting of fields. Handle
12697 OMP_CLAUSE_PRIVATE_OUTER_REF.
12698 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12699 copy-out if TREE_READONLY, only copy-in.
12700 (expand_task_copyfn): New function.
12701 (expand_task_call): New function.
12702 (struct omp_taskcopy_context): New type.
12703 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12705 (lower_omp_parallel): Rename to...
12706 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12707 Call create_task_copyfn if srecord_type is needed. Adjust
12709 (task_shared_vars): New variable.
12710 (check_omp_nesting_restrictions): Warn if work-sharing,
12711 barrier, master or ordered region is closely nested inside OMP_TASK.
12712 Add warnings for barrier if closely nested inside of work-sharing,
12713 ordered, or master region.
12714 (scan_omp_1): Call check_omp_nesting_restrictions even for
12715 GOMP_barrier calls. Rename parallel_nesting_level to
12716 taskreg_nesting_level. Handle OMP_TASK.
12717 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12718 work-sharing construct, continue looking for them on parent parallel
12720 (lower_omp_for_lastprivate): Add lastprivate clauses
12721 to the beginning of dlist rather than end. Adjust for struct
12722 omp_for_data changes.
12723 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12724 not after it. Handle collapsed OMP_FOR loops, adjust for
12725 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12726 (get_ws_args_for): Adjust extract_omp_for_data caller.
12727 (scan_omp_for): Handle collapsed OMP_FOR
12728 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12729 (lower_omp_single_simple): If libgomp function doesn't return
12730 boolean_type_node, add comparison of the return value with 0.
12731 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12732 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12733 (parallel_nesting_level): Rename to...
12734 (taskreg_nesting_level): ... this.
12735 (is_taskreg_ctx): New function.
12736 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12737 of is_parallel_ctx.
12738 (execute_lower_omp): Rename parallel_nesting_level to
12739 taskreg_nesting_level.
12740 (expand_omp_parallel): Rename to...
12741 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12742 Call omp_task_call for OMP_TASK regions.
12743 (expand_omp): Adjust caller, handle OMP_TASK.
12744 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12746 * bitmap.c (bitmap_default_obstack_depth): New variable.
12747 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12748 if argument is NULL and bitmap_default_obstack is already initialized.
12749 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12751 * matrix-reorg.c (matrix_reorg): Likewise.
12753 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12755 * config/i386/i386.md (*indirect_jump): Macroize using P
12756 mode iterator. Remove !TARGET_64BIT from insn constraints.
12757 (*tablejump_1): Ditto.
12758 (*indirect_jump_rex64): Remove insn pattern.
12759 (*tablejump_1_rex64): Ditto.
12760 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12761 and eh_return_si insn patterns.
12763 2008-06-06 Richard Guenther <rguenther@suse.de>
12765 * tree-ssa-structalias.c (merge_smts_into): Remove.
12766 (find_what_p_points_to): Do not bother to compute the
12767 points-to set for pt_anything pointers.
12768 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12769 for pt_anything pointers is ok.
12771 2008-06-06 Jan Hubicka <jh@suse.cz>
12773 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12775 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12777 * cgraph.c: Fix typos in comments.
12778 (cgraph_availability_names): Fix string typo.
12779 * fold-const.c: Fix typos in comments.
12780 (fold_binary): Fix typo in warning.
12781 * genautomata.c: Fix typos in comments.
12782 (check_presence_pattern_sets): Fix typo in local variable.
12783 (output_description): Fix typo in output.
12784 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12785 * hwint.h: Likewise.
12786 * matrix-reorg.c (check_allocation_function): Likewise.
12787 * omega.c (smooth_weird_equations): Likewise.
12788 * auto-inc-dec.c: Fix typos in comments.
12789 * bb-reorder.c: Likewise.
12790 * builtins.c: Likewise.
12791 * c-common.c: Likewise.
12792 * c-cppbuiltin.c: Likewise.
12793 * c-parser.c: Likewise.
12794 * c-pretty-print.c: Likewise.
12795 * cfgcleanup.c: Likewise.
12796 * cfgexpand.c: Likewise.
12797 * cfghooks.c: Likewise.
12798 * cfglayout.c: Likewise.
12799 * cfgloopmanip.c: Likewise.
12800 * cgraphunit.c: Likewise.
12801 * coverage.c: Likewise.
12802 * dbxout.c: Likewise.
12803 * df-byte-scan.c: Likewise.
12804 * df-core.c: Likewise.
12805 * df-problems.c: Likewise.
12806 * df-scan.c: Likewise.
12808 * dominance.c: Likewise.
12809 * domwalk.c: Likewise.
12811 * dwarf2out.c: Likewise.
12812 * emit-rtl.c: Likewise.
12813 * et-forest.c: Likewise.
12814 * function.c: Likewise.
12815 * function.h: Likewise.
12817 * gcov-io.c: Likewise.
12818 * gcov.c: Likewise.
12819 * gcse.c: Likewise.
12820 * genattrtab.c: Likewise.
12821 * ggc-page.c: Likewise.
12822 * gimplify.c: Likewise.
12823 * gthr-lynx.h: Likewise.
12824 * haifa-sched.c: Likewise.
12825 * ipa-cp.c: Likewise.
12826 * ipa-inline.c: Likewise.
12827 * ipa-prop.h: Likewise.
12828 * ipa-pure-const.c: Likewise.
12829 * ipa-struct-reorg.c: Likewise.
12830 * ipa-struct-reorg.h: Likewise.
12831 * ipa-type-escape.c: Likewise.
12833 * loop-doloop.c: Likewise.
12834 * mips-tfile.c: Likewise.
12835 * mkmap-flat.awk: Likewise.
12836 * mkmap-symver.awk: Likewise.
12837 * modulo-sched.c: Likewise.
12838 * omp-low.c: Likewise.
12839 * optabs.c: Likewise.
12840 * optabs.h: Likewise.
12841 * opts.c: Likewise.
12842 * passes.c: Likewise.
12843 * postreload-gcse.c: Likewise.
12844 * postreload.c: Likewise.
12845 * predict.c: Likewise.
12846 * pretty-print.h: Likewise.
12847 * profile.c: Likewise.
12848 * protoize.c: Likewise.
12849 * ra-conflict.c: Likewise.
12850 * real.c: Likewise.
12851 * recog.c: Likewise.
12852 * regclass.c: Likewise.
12853 * regs.h: Likewise.
12854 * reload.c: Likewise.
12855 * rtl-error.c: Likewise.
12856 * rtlanal.c: Likewise.
12857 * scan.h: Likewise.
12858 * sched-rgn.c: Likewise.
12860 * stmt.c: Likewise.
12861 * target.h: Likewise.
12862 * tree-dfa.c: Likewise.
12863 * tree-eh.c: Likewise.
12864 * tree-flow-inline.h: Likewise.
12865 * tree-inline.c: Likewise.
12866 * tree-into-ssa.c: Likewise.
12867 * tree-loop-distribution.c: Likewise.
12868 * tree-nested.c: Likewise.
12869 * tree-parloops.c: Likewise.
12870 * tree-pass.h: Likewise.
12871 * tree-pretty-print.c: Likewise.
12872 * tree-profile.c: Likewise.
12873 * tree-scalar-evolution.c: Likewise.
12874 * tree-sra.c: Likewise.
12875 * tree-ssa-alias-warnings.c: Likewise.
12876 * tree-ssa-ccp.c: Likewise.
12877 * tree-ssa-coalesce.c: Likewise.
12878 * tree-ssa-dom.c: Likewise.
12879 * tree-ssa-dse.c: Likewise.
12880 * tree-ssa-forwprop.c: Likewise.
12881 * tree-ssa-live.c: Likewise.
12882 * tree-ssa-live.h: Likewise.
12883 * tree-ssa-loop-im.c: Likewise.
12884 * tree-ssa-loop-ivopts.c: Likewise.
12885 * tree-ssa-loop-niter.c: Likewise.
12886 * tree-ssa-loop-prefetch.c: Likewise.
12887 * tree-ssa-phiopt.c: Likewise.
12888 * tree-ssa-phiprop.c: Likewise.
12889 * tree-ssa-sccvn.c: Likewise.
12890 * tree-ssa-ter.c: Likewise.
12891 * tree-ssa-threadupdate.c: Likewise.
12892 * tree-ssa.c: Likewise.
12893 * tree-vect-analyze.c: Likewise.
12894 * tree-vect-transform.c: Likewise.
12895 * tree-vectorizer.c: Likewise.
12896 * tree-vn.c: Likewise.
12897 * tree-vrp.c: Likewise.
12898 * tree.c: Likewise.
12899 * tree.def: Likewise.
12900 * tree.h: Likewise.
12901 * unwind-dw2-fde.c: Likewise.
12902 * unwind.inc: Likewise.
12903 * value-prof.c: Likewise.
12904 * vmsdbgout.c: Likewise.
12906 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12908 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12909 always place FP constants in the TOC for TARGET_POWERPC64.
12910 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12912 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12914 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12915 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12916 enable for TARGET_E500_DOUBLE.
12917 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12918 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12919 floating-point modes like integer modes for E500 double.
12920 (rs6000_legitimate_offset_address_p): Likewise.
12921 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12922 addressing for DDmode for E500 double.
12923 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12924 modes as using 64-bits of registers for E500 double.
12925 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12926 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12927 specially for E500 double.
12928 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12929 TDmode for E500 double.
12930 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12931 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12932 (rs6000_split_multireg_move): Do not handle TDmode specially for
12934 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12935 using 64-bit registers for E500 double.
12936 (emit_frame_save): Do not handle DDmode specially for E500 double.
12937 (gen_frame_mem_offset): Likewise.
12938 (rs6000_function_value): Do not call spe_build_register_parallel
12939 for DDmode or TDmode.
12940 (rs6000_libcall_value): Likewise.
12941 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12942 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12945 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12947 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12950 2008-06-04 Junjie Gu <jgu@tensilica.com>
12952 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12953 comparison for frame pointers.
12955 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12958 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12960 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12963 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12964 register is already smaller or equal to required mode.
12966 2008-06-04 Xinliang David Li <davidxl@google.com>
12968 * tree-call-cdce.c: New file.
12969 (cond_dead_built_in_calls): New static variable.
12970 (input_domain): New struct.
12971 (check_pow): New function.
12972 (check_builtin_call): Ditto.
12973 (check_target_format): Ditto.
12974 (is_call_dce_candidate): Ditto.
12975 (gen_one_condition): Ditto.
12976 (gen_conditions_for_domain): Ditto.
12977 (get_domain): Ditto.
12978 (gen_conditions_for_pow_cst_base): Ditto.
12979 (gen_conditions_for_pow_int_base): Ditto.
12980 (gen_conditions_for_pow): Ditto.
12981 (get_no_error_domain): Ditto.
12982 (gen_shrink_wrap_conditions): Ditto.
12983 (shrink_wrap_one_built_in_call): Ditto.
12984 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12985 (tree_call_cdce): Ditto.
12986 (gate_call_cdce): Ditto.
12987 (pass_call_cdce): New gimple pass.
12988 * passes.c: (init_optimization_passes): New pass.
12989 * tree-pass.h: New pass declaration.
12990 * opts.c (decode_options): New flag setting.
12991 * common.opt: Add -ftree-builtin-call-dce flag.
12992 * Makefile.in: Add new source file.
12993 * tempvar.def: New tv_id.
12994 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12996 2008-06-04 Richard Guenther <rguenther@suse.de>
12998 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12999 (is_call_clobbered): Always check var_ann->call_clobbered.
13000 (mark_call_clobbered): Always set var_ann->call_clobbered.
13001 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13002 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13003 (reset_alias_info): Clear call clobbering info on MTAGs and
13005 (set_pt_anything): Set pt_global_mem.
13006 (create_tag_raw): Adjust comment.
13007 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13009 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13010 Maxim Kuvyrkov <maxim@codesourcery.com>
13012 * config/m68k/m68k.opt (mxgot): New option.
13013 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13014 (m68k_output_addr_const_extra): New.
13015 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13016 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13017 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13018 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13020 2008-06-04 Richard Guenther <rguenther@suse.de>
13022 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13023 negative or non-representable offsets.
13025 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13027 * config/i386/i386.c (ix86_gen_leave): New.
13028 (ix86_gen_pop1): Likewise.
13029 (ix86_gen_add3): Likewise.
13030 (ix86_gen_sub3): Likewise.
13031 (ix86_gen_sub3_carry): Likewise.
13032 (ix86_gen_one_cmpl2): Likewise.
13033 (ix86_gen_monitor): Likewise.
13034 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13035 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13036 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13037 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13038 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13039 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13040 (ix86_expand_epilogue): Updated.
13041 (print_operand): Handle integer register operand for 'z'.
13042 (ix86_expand_strlensi_unroll_1): Likewise.
13043 (ix86_expand_strlen): Likewise.
13044 (ix86_expand_builtin): Likewise.
13045 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13046 mov{q}/mov{l} and add{q}/add{l}.
13048 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13050 * config/i386/i386.md (P): New mode iterator.
13051 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13052 using P mode iterator.
13053 (DFmode push_operand splitter): Ditto.
13054 (XFmode push_operand splitter): Ditto.
13055 (DFmode float_extend SFmode push_operand splitter): Ditto.
13056 (XFmode float_extend SFmode push_operand splitter): Do not generate
13057 SImode pushes for 64bit target. Macroize Dimode and SImode
13058 pushes using P mode iterator.
13059 (XFmode float_extend DFmode push_operand splitter): Ditto.
13061 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13063 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13064 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13065 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13066 return type to int.
13067 (ix86_call_abi_override): Remove check for call_used_regs.
13069 2008-06-03 Richard Guenther <rguenther@suse.de>
13071 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13072 for the lhs of calls if the return type contains pointers.
13074 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13076 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13077 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13078 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13079 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13080 of cfun and DEFAULT_ABI to deceide abi mode.
13081 (DEFAULT_ABI): New.
13082 (REG_PARM_STACK_SPACE): Removed.
13083 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13084 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13085 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13086 (ix86_function_abi): Likewise.
13087 (ix86_function_type_abi): Likewise.
13088 (ix86_call_abi_override): Likewise.
13089 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13090 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13091 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13092 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13094 (X86_64_REGPARM_MAX): New.
13095 (X86_64_SSE_REGPARM_MAX): New.
13096 (X64_REGPARM_MAX): New.
13097 (X64_SSE_REGPARM_MAX): New.
13098 (X86_32_REGPARM_MAX): New.
13099 (X86_32_SSE_REGPARM_MAX): New.
13100 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13101 (ix86_function_regparm): Handle user calling abi.
13102 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13103 by DEFAULT_ABI versus SYSV_ABI check.
13104 (ix86_reg_parm_stack_space): New.
13105 (ix86_function_type_abi): New.
13106 (ix86_call_abi_override): New.
13107 (ix86_function_abi): New.
13108 (ix86_cfun_abi): New.
13109 (init_cumulative_args): Call abi specific initialization.
13110 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13111 (function_arg_64): Extend SSE_REGPARM_MAX check.
13112 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13113 (ix86_pass_by_reference): Likewise.
13114 (ix86_function_value_regno_p): Likewise.
13115 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13116 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13117 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13118 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13119 (setup_incoming_varargs_64): Adjust regparm for call abi.
13120 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13121 (ix86_va_start): Likewise.
13122 (ix86_gimplify_va_arg): Likewise.
13123 (ix86_expand_prologue): Likewise.
13124 (output_pic_addr_const): Likewise.
13125 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13126 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13127 (x86_output_mi_thunk): Likewise.
13128 (x86_function_profiler): Likewise.
13129 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13130 (SYSV_ABI, MS_ABI): New constants.
13131 (DEFAULT_ABI): New.
13132 (init_regs): Add prototype of function in regclass.c file.
13133 (OVERRIDE_ABI_FORMAT): New.
13134 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13135 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13136 (OUTGOING_REG_PARM_STACK_SPACE): New.
13137 (ix86_reg_parm_stack_space): New prototype.
13138 (CUMULATIVE_ARGS): Add call_abi member.
13139 (machine_function): Add call_abi member.
13140 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13141 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13143 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13146 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13147 (avr_builtin_setjmp_frame_value): New function.
13148 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13149 (nonlocal_goto): Define.
13151 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13153 * config/mips/mips.c (mips_emit_loadgp): Return early if
13154 there is nothing do to, otherwise emit a blockage if
13155 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13156 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13158 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13160 * configure.ac: Drop unneeded backslash ending up in config.in.
13161 * acinclude.m4: Likewise.
13162 * config.in: Regenerate.
13164 2008-05-26 Jan Hubicka <jh@suse.cz>
13166 * predict.c (maybe_hot_frequency_p): Break out of...
13167 (maybe_hot_bb_p): ... here.
13168 (maybe_hot_edge_p): New.
13169 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13170 * basic-block.h (maybe_hot_edge_p): Declare.
13172 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13174 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13175 (*cmpfp_<mode>_cc): Ditto.
13176 (*fp_jcc_8<mode>_387): Ditto.
13177 (*fop_<MODEF:mode>_2_i387): Ditto.
13178 (*fop_<MODEF:mode>_3_i387): Ditto.
13179 (*fop_xf_2_i387): Ditto.
13180 (*fop_xf_3_i387): Ditto.
13182 2008-06-02 Tomas Bily <tbily@suse.cz>
13184 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13186 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13188 * config/mips/mips.c (mips_valid_offset_p): New function.
13189 (mips_valid_lo_sum_p): Likewise.
13190 (mips_classify_address): Use them.
13191 (mips_force_address): New function.
13192 (mips_legitimize_address): Use it.
13193 * config/mips/mips.md (MOVE128): New mode iterator.
13194 (movtf): Require TARGET_64BIT. Remove empty strings.
13195 (*movtf_internal): Rename to...
13196 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13197 of "R" and use {,fp}{load,store} attributes instead of "multi".
13198 Use a separate define_split.
13199 (*movtf_mips16): New pattern.
13201 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13203 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13204 * config/mips/mips.c (mips_expand_before_return): New function.
13205 (mips_expand_epilogue): Call it.
13206 * config/mips/mips.md (return): Turn into a define_expand.
13207 (*return): New insn.
13209 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13211 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13212 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13213 functions. Do not emit uses and clobbers of CONCATs; individually
13214 use and clobber their operands.
13215 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13216 gen_clobber, emit_use and gen_use.
13217 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13218 (expand_builtin_return): Likewise.
13219 * cfgbuild.c (count_basic_blocks): Likewise.
13220 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13221 * explow.c (emit_stack_restore): Likewise.
13222 * expmed.c (extract_bit_field_1): Likewise.
13223 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13224 (emit_move_multi_word, store_constructor): Likewise.
13225 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13226 (thread_prologue_and_epilogue_insns): Likewise.
13227 * lower-subreg.c (resolve_simple_move): Likewise.
13228 * optabs.c (widen_operand, expand_binop): Likewise.
13229 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13230 * reload.c (find_reloads): Likewise.
13231 * reload1.c (eliminate_regs_in_insn): Likewise.
13232 * stmt.c (expand_nl_goto_receiver): Likewise.
13233 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13234 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13235 * config/arm/arm.c (arm_load_pic_register): Likewise.
13236 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13237 * config/arm/arm.md (untyped_return): Likewise.
13238 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13239 * config/avr/avr.c (expand_prologue): Likewise.
13240 * config/bfin/bfin.c (do_unlink): Likewise.
13241 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13242 * config/cris/cris.c (cris_expand_prologue): Likewise.
13243 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13244 (machopic_legitimize_pic_address): Likewise.
13245 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13246 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13247 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13248 (ix86_expand_convert_uns_didf_sse): Likewise.
13249 (ix86_expand_vector_init_general): Likewise.
13250 * config/ia64/ia64.md (eh_epilogue): Likewise.
13251 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13252 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13253 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13254 (config/iq2000/iq2000.c): Likewise.
13255 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13256 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13257 (builtin_longjmp): Likewise.
13258 * config/mn10300/mn10300.md (call, call_value): Likewise.
13259 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13260 * config/pdp11/pdp11.md (abshi2): Likewise.
13261 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13262 * config/s390/s390.c (s390_emit_prologue): Likewise.
13263 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13264 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13265 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13266 * config/sh/sh.c (prepare_move_operands): Likewise.
13267 (output_stack_adjust, sh_expand_epilogue): Likewise.
13268 (sh_set_return_address, sh_expand_t_scc): Likewise.
13269 * config/sparc/sparc.c (load_pic_register): Likewise.
13270 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13271 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13272 * config/v850/v850.c (expand_epilogue): Likewise.
13274 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13276 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13277 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13278 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13279 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13280 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13281 stack pointer register.
13282 (output_movhi): Remove code for interrupt specific writing to the
13283 stack pointer register.
13285 2008-05-31 Richard Guenther <rguenther@suse.de>
13287 PR tree-optimization/34244
13288 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13289 (tree_expr_nonzero_warnv_p): Likewise.
13290 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13291 ssa_name_nonnegative_p.
13292 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13293 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13294 not tree_expr_nonzero_warnv_p.
13296 PR tree-optimization/36262
13298 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13300 PR tree-optimization/34244
13301 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13302 (record_numbers_of_iterations): New function.
13303 (execute_vrp): Cache the numbers of iterations of loops.
13304 * tree-scalar-evolution.c (scev_reset_except_niters):
13306 (scev_reset): Use scev_reset_except_niters.
13307 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13309 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13311 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13312 __WORKAROUND_RETS when appropriate.
13314 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13316 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13317 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13319 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13320 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13321 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13322 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13323 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13324 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13325 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13326 *fop_df_1_sse insn patterns using MODEF mode iterator.
13327 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13328 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13329 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13330 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13331 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13332 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13333 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13334 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13335 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13336 (*fop_xf_5_i387): Ditto.
13337 (*fop_xf_6_i387): Ditto.
13339 2008-05-30 Richard Guenther <rguenther@suse.de>
13341 * builtins.c (build_string_literal): Avoid generating
13342 a non-gimple_val result.
13344 2008-05-30 DJ Delorie <dj@redhat.com>
13346 * exec-tool.in: Use an environment variable (private) instead of a
13347 file (shared) as a semaphore, so as to not break parallel builds.
13349 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13351 * optabs.c (maybe_encapsulate_block): Remove.
13352 (emit_libcall_block): Adjust accordingly.
13353 * optabs.h (maybe_encapsulate_block): Remove prototype.
13355 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13356 Don't use maybe_encapsulate_block.
13358 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13360 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13361 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13362 rtx is a SYMBOL_REF before calling get_pool_constant.
13364 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13366 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13368 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13370 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13371 rather than OS names to choose INO_T_EQ definition.
13372 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13373 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13375 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13378 * config/darwin-f.c: New.
13379 * config/t-darwin: Added rule to build darwin-f.o.
13380 * config.gcc: Defined new variable, fortran_target_objs.
13381 (*-*-darwin*): Set fortran_target_objs.
13382 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13383 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13384 * configure: Regenerated.
13386 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13389 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13390 canonical type if needed.
13392 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13394 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13396 2008-05-29 Richard Guenther <rguenther@suse.de>
13398 PR tree-optimization/36343
13399 PR tree-optimization/36346
13400 PR tree-optimization/36347
13401 * tree-flow.h (clobber_what_p_points_to): Declare.
13402 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13403 pointed-to variable is dereferenced is irrelevant to whether
13404 the pointer can access the pointed-to variable.
13405 (clobber_what_p_points_to): New function.
13406 * tree-ssa-alias.c (set_initial_properties): Use it.
13407 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13408 call clobber check for NMTs.
13410 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13412 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13413 for printing gcov_type.
13415 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13417 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13418 and the eh region information.
13419 * value-prof.c (gimple_move_stmt_histograms): New function.
13420 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13422 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13424 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13426 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13428 * value-prof.c (tree_ic_transform): Print counts.
13429 * tree-profile.c (tree_gen_ic_func_profiler):
13430 Clear __gcov_indreict_call_callee variable to avoid misattribution
13433 2008-05-28 Rafael EspÃndola <espindola@google.com>
13435 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13438 2008-05-28 Richard Guenther <rguenther@suse.de>
13440 PR tree-optimization/36339
13441 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13442 and clobbering code out of the loop.
13444 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13446 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13449 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13450 s390_contiguous_bitmask_p, s390_symref_operand_p,
13451 s390_check_symref_alignment, s390_reload_larl_operand,
13452 s390_reload_symref_address): New functions.
13453 (s390_branch_condition_mnemonic): Support compare and branch
13455 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13456 and 'W' constraints.
13457 (s390_secondary_reload): Add secondary reloads for unaligned
13458 symbol refs or symbol refs to floating point or QI/TI mode
13460 (legitimate_address_p): Accept symbol references as addresses.
13461 (s390_expand_insv): Use rotate and insert selected bits
13462 instruction for insv when building for z10.
13463 (print_operand_address): Handle symbol ref addresses.
13464 (print_operand): Output modifier 'c' added for signed byte values.
13465 (s390_encode_section_info): Mark symbol refs with
13466 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13468 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13469 (length attribute): RRF, RRR have 4 byte length.
13470 (FPALL, INTALL): New mode iterators added.
13471 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13472 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13473 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13474 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13475 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13476 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13477 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13478 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13480 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13481 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13482 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13483 reload<INTALL:mode><P:mode>_toreg_z10,
13484 reload<FPALL:mode><P:mode>_tomem_z10,
13485 reload<FPALL:mode><P:mode>_toreg_z10,
13486 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13487 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13488 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13489 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13491 (movmem, clrmem, cmpmem): New splitters added.
13493 * config/s390/predicates.md (larl_operand): Use
13494 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13495 SYMBOL_REF_ALIGN1_P.
13496 (s390_signed_integer_comparison,
13497 s390_unsigned_integer_comparison): New predicates.
13499 * config/s390/s390-protos.h (s390_check_symref_alignment,
13500 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13501 s390_reload_symref_address,
13502 s390_compare_and_branch_condition_mask): Prototypes added.
13504 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13505 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13506 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13508 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13510 * config/s390/s390.c (z10_cost): New cost function for z10.
13511 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13512 (s390_issue_rate): Adjust issue rate for z10.
13513 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13514 (processor_flags): Add PF_Z10.
13515 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13516 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13517 * gcc/config.gcc: Add z10.
13519 2008-05-28 Richard Guenther <rguenther@suse.de>
13521 PR tree-optimization/36291
13522 * tree-flow. h (struct gimple_df): Remove var_anns member.
13523 * tree-flow-inline.h (gimple_var_anns): Remove.
13524 (var_ann): Simplify.
13525 * tree-dfa.c (create_var_ann): Simplify.
13526 (remove_referenced_var): Clear alias info from var_anns of globals.
13527 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13528 (delete_tree_ssa): Clear alias info from var_anns of globals.
13529 Do not free var_anns.
13530 (var_ann_eq): Remove.
13531 (var_ann_hash): Likewise.
13533 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13535 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13536 and loongson2f entries.
13537 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13538 * config/mips/mips.h (processor_type): Add Loongson-2E
13539 and Loongson-2F entries.
13540 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13541 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13542 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13543 * doc/invoke.texi (MIPS Options): Document loongson2e
13544 and loongson2f processor names.
13546 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13550 * config/i386/i386.c (ix86_function_arg_boundary): Use
13551 alignment of canonical type.
13552 (ix86_expand_vector_move): Check unaligned memory access for
13555 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13557 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13558 Moved to the front of file.
13560 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13561 H.J. Lu <hongjiu.lu@intel.com>
13563 * dwarf2out.c (current_fde): New.
13565 (lookup_cfa:): Likewise.
13566 (dwarf2out_end_epilogue): Likewise.
13567 (dwarf2out_note_section_used): Likewise.
13569 2008-05-27 Michael Matz <matz@suse.de>
13572 * c.opt (Wenum-compare): New warning option.
13573 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13575 2008-05-27 Michael Matz <matz@suse.de>
13577 PR middle-end/36326
13578 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13580 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13581 into memory as tail calls.
13583 2008-05-27 Richard Guenther <rguenther@suse.de>
13585 PR tree-optimization/36339
13586 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13587 pointers cause all addressable variables to be call clobbered.
13589 2008-05-27 Richard Guenther <rguenther@suse.de>
13591 PR tree-optimization/36245
13592 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13594 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13596 * config/s390/s390.md: Replace all occurences of the 'm'
13597 constraint with 'RT'.
13599 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13601 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13603 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13605 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13606 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13607 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13609 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13611 * reload.c: (find_reloads): Skip alternatives according to the
13612 "enabled" attribute. Constify the constraint variable.
13613 * recog.c (get_attr_enabled): Add default implementation.
13614 (extract_insn): Set the alternative_enabled_p array
13615 in the recog_data struct.
13616 (preprocess_constraints, constrain_operands): Skip
13617 alternatives according to the "enabled" attribute
13618 * recog.h (struct recog_data): New field alternative_enabled_p.
13619 (skip_alternative): New inline function.
13620 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13621 (record_reg_classes): Skip alternative according to the
13622 "enabled" attribute.
13624 * doc/md.texi: Add documention for the "enabled" attribute.
13626 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13628 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13629 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13630 constraint with TARGET_MEM_CONSTRAINT.
13631 * recog.c (asm_operand_ok, preprocess_constraints,
13632 constrain_operands): Likewise.
13633 * regclass.c (record_reg_classes): Likewise.
13634 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13635 * reload1.c (maybe_fix_stack_asms): Likewise.
13636 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13637 * recog.h: Adjust comment.
13638 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13639 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13640 * doc/md.texi: Add a note to description of 'm' constraint.
13641 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13643 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13645 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13646 that the bitfield is of integral type before testing its precision.
13648 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13649 Sa Liu <saliu@de.ibm.com>
13651 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13652 __modti3, __udivti3, __umodti3 and __udivmodti4.
13653 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13654 that implement TImode mul and div functions.
13655 * config/spu/multi3.c: New. Implement __multi3.
13656 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13657 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13660 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13662 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13663 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13664 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13665 tls_sysv_suffix): New mode and mode attribute iterators.
13666 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13667 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13668 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13669 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13670 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13673 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13675 PR tree-optimization/36329
13676 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13677 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13678 * cgraphbuild.c (initialize_inline_failed): Use the latter
13679 macro in lieu of the former.
13680 * ipa-inline.c (cgraph_mark_inline): Likewise.
13681 (cgraph_decide_inlining_of_small_function): Likewise.
13682 (cgraph_decide_inlining): Likewise.
13683 (cgraph_decide_inlining_incrementally): Likewise.
13685 2008-05-26 Tristan Gingold <gingold@adacore.com>
13686 Anatoly Sokolov <aesok@post.ru>
13688 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13689 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13690 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13691 optimization for 'avr6' architecture.
13693 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13696 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13698 2008-05-26 Richard Guenther <rguenther@suse.de>
13700 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13701 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13703 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13705 PR middle-end/36253
13706 * caller-save.c (insert_restore): Verify alignment of spill space.
13707 (insert_save): Likewise.
13708 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13709 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13710 (STACK_SLOT_ALIGNMENT): Likewise.
13711 * function.c (LOCAL_ALIGNMENT): Removed.
13712 (get_stack_local_alignment): New.
13713 (assign_stack_local): Use it. Set alignment on stack slot.
13714 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13715 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13716 (STACK_SLOT_ALIGNMENT): New.
13717 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13718 stack slot in XFmode.
13720 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13722 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13725 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13726 argument operand in rax isn't removed.
13728 2008-05-26 Richard Guenther <rguenther@suse.de>
13730 PR middle-end/36300
13731 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13732 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13734 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13737 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13739 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13741 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13742 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13744 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13746 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13747 build a trampoline if we don't want one.
13748 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13749 return zero for nested functions if we don't want a trampoline.
13751 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13753 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13755 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13758 * c.opt: Removed undocumented option '-lang-fortran'.
13759 * c-common.h: Removed global variable 'lang_fortran'.
13760 * c-opts.c (c_common_handle_option): Removed code to handle
13761 option '-lang-fortran'. Updated includes.
13762 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13763 definition of '__GFORTRAN__'.
13764 (define__GNUC__): Reimplemented to use BASEVER and
13765 cpp_define_formatted.
13766 (builtin_define_with_value_n): Removed.
13767 * c-incpath.h: Renamed to ...
13768 * incpath.h: ... this.
13769 * c-incpath.c: Renamed to ...
13770 * incpath.c: ... this. Updated includes.
13771 * fix-header.c: Updated includes.
13772 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13773 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13774 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13776 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13778 * tree.h: Update the table of flags used on tree nodes.
13779 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13780 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13781 (FORCED_LABEL): Add access check.
13782 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13783 (ASM_INPUT_P): Likewise.
13784 (ASM_VOLATILE_P): Likewise.
13785 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13786 (OMP_SECTION_LAST): Access private_flag directly.
13787 (OMP_RETURN_NOWAIT): Likewise.
13788 (OMP_PARALLEL_COMBINED): Likewise.
13789 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13790 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13791 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13792 deprecated_flag directly.
13794 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13796 * final.c (frame_pointer_needed): Removed.
13797 * flags.h (frame_pointer_needed): Likewise.
13799 * function.h (rtl_data): Add frame_pointer_needed.
13800 (frame_pointer_needed): New.
13802 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13804 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13806 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13808 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13811 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13813 * c-common.c (strip_array_types): Move function to..
13815 (get_inner_array_type): Delete.
13816 * c-common.h (strip_array_types): Move declaration to..
13818 (get_inner_array_type): Delete.
13819 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13820 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13821 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13822 * config/pa/pa.c (emit_move_sequence): Likewise.
13824 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13826 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13829 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13831 * function.c: Include target hook for nonlocal_goto frame value.
13833 2008-05-24 Richard Guenther <rguenther@suse.de>
13835 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13836 variable can be only accessed through a pointer or a union.
13838 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13840 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13841 * doc/extend.texi: Likewise.
13843 2008-05-23 DJ Delorie <dj@redhat.com>
13845 * config/m32c/jump.md (untyped_call): Add.
13847 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13848 for A24 to PSImode.
13849 (m32c_address_cost): Detail costs for indirect offsets.
13851 2008-05-23 Rafael EspÃndola <espindola@google.com>
13853 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13854 if a node is a SUBREG.
13855 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13858 2008-05-23 Paul Brook <paul@codesourcery.com>
13859 Carlos O'Donell <carlos@codesourcery.com>
13861 * doc/extend.texi: Clarify use of __attribute__((naked)).
13862 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13863 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13864 * function.c (use_register_for_decl): Use
13865 targetm.calls.allocate_stack_slots_for_args.
13866 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13867 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13868 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13870 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13872 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13874 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13876 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13877 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13878 is only rounded once.
13880 2008-05-23 Richard Guenther <rguenther@suse.de>
13882 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13884 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13885 Jakub Jelinek <jakub@redhat.com>
13888 * configure.ac: Handle --enable-cld.
13889 * configure: Regenerated.
13890 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13891 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13892 (ix86_current_function_needs_cld): New define.
13893 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13894 (cld): New isns pattern.
13895 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13896 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13897 * config/i386/i386.opt (mcld): New option.
13898 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13899 TARGET_CLD and ix86_current_function_needs_cld.
13900 (override_options): Use -mcld by default for 32-bit code if
13903 * doc/install.texi (Options specification): Document --enable-cld.
13904 * doc/invoke.texi (Machine Dependent Options)
13905 [i386 and x86-64 Options]: Add -mcld option.
13906 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13908 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13909 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13910 (return_in_memory_64): Likewise.
13911 (return_in_memory_ms_64): Likewise.
13913 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13915 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13916 * builtins.c (fold_builtin_fpclassify): New.
13917 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13918 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13919 * c-common.c (handle_type_generic_attribute): Adjust to accept
13920 fixed arguments before an elipsis.
13921 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13922 * doc/extend.texi: Document __builtin_fpclassify.
13924 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13926 * omp-low.c (gate_expand_omp_ssa): Remove.
13927 (pass_expand_omp_ssa): Remove.
13928 (gate_expand_omp): Do not check for flag_openmp_ssa.
13929 * common.opt (-fopenmp-ssa): Remove.
13930 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13932 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13934 * config/sh/sh.opt (mfixed-range): New option.
13935 * config/sh/sh-protos.h (sh_fix_range): Declare.
13936 * config/sh/sh.c (sh_fix_range): New function.
13937 * config/sh/sh.h (sh_fixed_range_str): Declare.
13938 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13940 * doc/invoke.texi (SH Options): Document -mfixed-range.
13942 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13944 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13945 it before the redeclaration.
13947 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13949 * config/avr/avr.c (get_sequence_length): Add new function.
13950 (expand_prologue, expand_epilogue): Remove duplicate code.
13952 2008-05-22 Rafael EspÃndola <espindola@google.com>
13954 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13957 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13959 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13960 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13962 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13963 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13964 (vect_update_misalignment_for_peel): Likewise.
13965 (vector_alignment_reachable_p): Likewise.
13966 * tree-vect-transform.c (vectorizable_load): Likewise.
13967 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13968 (get_vectype_for_scalar_type): Pass mode of scalar_type
13969 to UNITS_PER_SIMD_WORD.
13971 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13972 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13973 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13974 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13975 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13977 2008-05-22 Ira Rosen <irar@il.ibm.com>
13979 PR tree-optimization/36293
13980 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13981 if the first load must be skipped because of a gap.
13983 2008-05-22 Richard Guenther <rguenther@suse.de>
13985 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13986 more cases of offset disambiguation that is possible if
13987 strict-aliasing rules apply.
13988 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13989 for basic offset and type-based disambiguation.
13991 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13993 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13994 ix86_expand_vector_set on V16QImode for SSE4.1.
13996 2008-05-21 Tom Tromey <tromey@redhat.com>
13998 * c.opt (Wimport): Mark as undocumented.
13999 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14001 (Warning Options): Likewise.
14002 * doc/cppopts.texi: Don't mention -Wimport.
14004 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14006 PR tree-optimization/36287
14007 PR tree-optimization/36286
14008 * lambda-code.c (build_access_matrix): Do not use the loop->num
14009 for computing the number of induction variables: use the loop depth
14012 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14015 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14016 option -f(no-)leading-underscore.
14018 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14020 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14021 GET_MODE_NUNITS (mode).
14023 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14025 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14026 (-mmulhw): Add 464 to description.
14027 (-mdlmzb): Likewise.
14028 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14029 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14031 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14032 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14033 * config/rs6000/rs6000.md: Update comments for 464.
14035 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14037 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14039 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14041 * config/i386/sse.md (vec_extractv4sf): Removed.
14042 (vec_extractv2df): Likewise.
14043 (vec_extractv2di): Likewise.
14044 (vec_extractv4si): Likewise.
14045 (vec_extractv8hi): Likewise.
14046 (vec_extractv16qi): Likewise.
14047 (vec_extract<mode>): New.
14049 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14051 * config/i386/sse.md (vec_setv4sf): Removed.
14052 (vec_setv2df): Likewise.
14053 (vec_setv2di): Likewise.
14054 (vec_setv4si): Likewise.
14055 (vec_setv8hi): Likewise.
14056 (vec_setv16qi): Likewise.
14057 (vec_set<mode>): New.
14059 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14061 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14062 goto for vec_concat and vec_interleave.
14064 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14066 * config/i386/sse.md (vec_initv4sf): Removed.
14067 (vec_initv2df): Likewise.
14068 (vec_initv2di): Likewise.
14069 (vec_initv4si): Likewise.
14070 (vec_initv8hi): Likewise.
14071 (vec_initv16qi): Likewise.
14072 (vec_init<mode>): New.
14074 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14076 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14078 2008-05-21 Tom Tromey <tromey@redhat.com>
14080 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14081 (zone_find_object_offset): Likewise.
14082 (gt_ggc_m_S): Likewise.
14083 (highest_bit): Likewise.
14084 * ggc-page.c (gt_ggc_m_S): New function.
14085 * stringpool.c (string_stack): Remove.
14086 (init_stringpool): Update.
14087 (ggc_alloc_string): Use ggc_alloc.
14088 (maybe_delete_ident): New function.
14089 (ggc_purge_stringpool): Likewise.
14090 (gt_ggc_m_S): Remove.
14091 * ggc-common.c (ggc_protect_identifiers): New global.
14092 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14093 ggc_protect_identifiers.
14094 * ggc.h (ggc_protect_identifiers): Declare.
14095 (gt_ggc_m_S): Update.
14096 (ggc_purge_stringpool): Declare.
14097 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14098 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14100 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14102 2008-05-21 David S. Miller <davem@davemloft.net>
14104 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14107 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14109 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14112 2008-05-20 David Daney <ddaney@avtrex.com>
14114 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14115 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14116 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14117 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14118 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14119 (atomic_hiqi_op): New define_code_iterator.
14120 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14121 mips_expand_compare_and_swap_12.
14122 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14123 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14124 (sync_<optab><mode>, sync_old_<optab><mode>,
14125 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14126 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14127 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14128 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14129 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14130 (test_and_set_12): New insn.
14131 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14132 sync_new_<optab><mode>, sync_old_nand<mode>,
14133 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14134 clobber to operand 0 for SI and DI mode insns.
14135 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14136 mips_gen_fn_4): New typedefs.
14137 (mips_gen_fn_ptrs): Define new union type.
14138 (mips_expand_compare_and_swap_12): Remove declaration.
14139 (mips_expand_atomic_qihi): Declare function.
14140 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14141 (mips_expand_atomic_qihi): ... this. Use new generator function
14143 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14144 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14145 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14146 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14147 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14148 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14149 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14150 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14151 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14152 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14155 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14157 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14160 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14162 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14163 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14164 (avr_attribute_table): Add 'OS_main' function attribute.
14165 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14166 functions with 'OS_main' attribute.
14168 2008-05-20 Richard Guenther <rguenther@suse.de>
14170 PR tree-optimization/35204
14171 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14172 helper, split out from ...
14173 (DFS): ... here. Make the DFS walk non-recursive.
14175 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14176 Jan Sjodin <jan.sjodin@amd.com>
14178 PR tree-optimization/36181
14179 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14180 (parallelize_loops): Don't parallelize when the loop has vector
14183 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14184 Sebastian Pop <sebastian.pop@amd.com>
14186 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14187 matrix, and never look at the tree representation of the memory
14189 (linear_transform_loops): Computes parameters and access matrices.
14190 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14192 (access_matrix_get_index_for_parameter): New.
14193 * tree-data-ref.h (struct access_matrix): New.
14194 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14195 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14196 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14197 am_vector_index_for_loop): New.
14198 (struct data_reference): Add field access_matrix.
14199 (DR_ACCESS_MATRIX): New.
14200 (compute_data_dependences_for_loop): Update declaration.
14201 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14202 * lambda.h (lambda_vector_vec_p): Declared.
14203 * lambda-code.c: Depend on pointer-set.h.
14204 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14205 av_for_af_base, av_for_af, build_access_matrix,
14206 lambda_compute_access_matrices): New.
14207 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14209 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14211 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14212 $SOURCEDIR/include.
14214 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14215 Sebastian Pop <sebastian.pop@amd.com>
14217 PR tree-optimization/36206
14218 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14220 (instantiate_scev_1): Rename flags to fold_conversions.
14221 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14222 outeside instantiation_loop.
14223 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14224 (evolution_function_is_affine_or_constant_p): Removed.
14225 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14227 (analyze_siv_subscript): Pass in the loop nest number.
14228 Call evolution_function_is_affine_in_loop instead of
14229 evolution_function_is_affine_p.
14230 (analyze_overlapping_iterations): Pass in the loop nest number.
14232 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14233 Sebastian Pop <sebastian.pop@amd.com>
14235 PR tree-optimization/36206
14236 * tree-chrec.h (chrec_fold_op): New.
14237 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14240 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14242 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14244 (remove_duplicates): Do not set inode on non-inode systems.
14247 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14249 * config.gcc (tm_file): Update comments about relative pathnames.
14251 2008-05-20 Richard Guenther <rguenther@suse.de>
14253 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14254 * tree-ssa-sccvn.c (process_scc): Likewise.
14255 * tree-ssa-sink.c (execute_sink_code): Likewise.
14256 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14257 * tree-vrp.c (process_assert_insertions): Likewise.
14258 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14259 (perform_tree_ssa_dce): Likewise.
14260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14261 (dump_dominator_optimization_stats): Likewise.
14262 * tree-vectorizer.c (vectorize_loops): Likewise.
14264 2008-05-20 Richard Guenther <rguenther@suse.de>
14266 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14268 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14270 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14271 (ix86_i386elf_return_in_memory): Likewise.
14272 (ix86_i386interix_return_in_memory): Likewise.
14273 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14274 (SUBTARGET_RETURN_IN_MEMORY): New.
14275 * config/i386/i386elf.h: Likewise.
14276 * config/i386/ptx4-i.h: Likewise.
14277 * config/i386/sol2-10.h: Likewise.
14278 * config/i386/sysv4.h: Likewise.
14279 * config/i386/vx-common.h: Likewise.
14280 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14281 * config/i386/i386.c (ix86_return_in_memory): Made static and
14282 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14283 (ix86_i386elf_return_in_memory): Removed.
14284 (ix86_i386interix_return_in_memory): Removed.
14285 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14286 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14288 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14290 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14292 2008-05-19 Xinliang David Li <davidxl@google.com>
14294 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14296 * common.opt: Ditto.
14297 * doc/invoke.texi: Ditto.
14299 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14301 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14302 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14304 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14306 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14307 sizes of operand array from 8/4 to 4/2.
14308 (ix86_expand_vector_init_general): Change size of operand array
14309 from 32 to 16. Remove op0, op1 and half_mode.
14311 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14313 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14314 (ix86_expand_vector_init_interleave): Likewise.
14315 (ix86_expand_vector_init_general): Use them. Assert
14316 word_mode == SImode when n_words == 4.
14318 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14320 * config/i386/i386.c (ix86_secondary_reload): New static function.
14321 (TARGET_SECONDARY_RELOAD): New define.
14322 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14323 * config/i386/i386.md (reload_outqi): Remove.
14325 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14327 PR middle-end/35509
14328 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14329 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14330 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14331 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14332 (fold_builtin_1): Likewise.
14333 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14334 c-common.c (check_builtin_function_arguments): Handle
14335 BUILT_IN_ISINF_SIGN.
14336 * doc/extend.texi: Document __builtin_isinf_sign.
14337 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14339 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14341 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14342 EH cleanup at the end of the pass, search for those that have been
14343 turned into forwarder blocks and do the cleanup on their successor.
14345 2008-05-18 Richard Guenther <rguenther@suse.de>
14347 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14348 pointers to sizetype and vice versa.
14350 2008-05-18 Xinliang David Li <davidxl@google.com>
14352 * gcc/tree-ssa-dce.c: Coding style fix.
14353 (check_pow): Documentation comment.
14354 (check_log): Documenation comment. Coding style fix.
14355 (is_unnecessary_except_errno_call): Ditto.
14356 (gen_conditions_for_pow): Ditto.
14357 (gen_conditions_for_log): Ditto.
14358 (gen_shrink_wrap_conditions): Ditto.
14359 (shrink_wrap_one_built_in_calls): Ditto.
14360 * gcc/doc/invoke.texi: Better documentation string.
14361 * ChangeLog: Fix wrong change log entries from
14362 May 17 checkin on function call DCE.
14364 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14366 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14368 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14370 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14371 * df-problems.c (simulation routines): Fixed block comment to
14372 properly say how to add forwards scanning functions.
14374 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14376 * tree-inline.c (setup_one_parameter): Remove dead code.
14378 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14380 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14381 a BIT_AND_EXPR only for an INTEGER_TYPE.
14383 2008-05-17 Xinliang David Li <davidxl@google.com>
14385 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14386 (check_pow, check_log, is_unnecessary_except_errno_call): New
14387 functions to check for eliminating math functions that are pure
14388 except for setting errno.
14389 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14390 general condition expressions for shrink-wrapping pow/log calls.
14391 (gen_shrink_wrap_conditions): Ditto.
14392 (shrink_wrap_one_built_in_call): Ditto.
14393 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14394 (mark_operand_necessary): If debugging, output if OP is necessary.
14395 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14397 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14399 * gcc/common.opt: New user flag -ftree-builtin-dce.
14400 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14402 2008-05-16 David S. Miller <davem@davemloft.net>
14404 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14405 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14407 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14410 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14412 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14414 * ifcvt.c (dead_or_predicable): Rename
14415 df_simulate_one_insn_backwards to df_simulate_one_insn.
14416 * recog.c (peephole2_optimize): Ditto.
14417 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14419 * df.h: Rename df_simulate_one_insn_backwards to
14420 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14421 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14422 scanning of defs and uses.
14423 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14424 (df_simulate_one_insn_forwards): Removed.
14426 2008-05-16 Doug Kwan <dougkwan@google.com>
14428 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14430 (real_from_string): Handle NaNs and Inf as approriate.
14432 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14434 * doc/gty.texi (Source Files Containing Type Information): Note
14435 that headers should appear first in the gtfiles list.
14437 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14439 * tree.def (COND_EXEC): Properly documented this code.
14441 2008-05-16 Diego Novillo <dnovillo@google.com>
14443 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14444 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14447 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14449 * tree-ssa-dse (max_stmt_uid): Removed.
14450 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14451 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14452 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14453 * function.h (cfun.last_stmt_uid): New field.
14454 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14455 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14457 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14458 (create_stmt_ann): Initialize the ann->uid field.
14459 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14461 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14463 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14465 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14466 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14467 (init_empty_tree_cfg): Call it.
14469 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14471 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14474 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14476 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14477 * tree-dump.c (dump_options): New verbose option.
14478 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14480 * tree-pass.h (TDF_VERBOSE): New dump flag.
14481 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14482 (tree-flow.h): Added include.
14483 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14485 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14487 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14489 From Jie Zhang <jie.zhang@analog.com>
14490 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14491 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14492 mcpu=bf561-none and mcpu=bf561-0.2.
14493 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14494 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14495 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14496 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14497 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14498 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14499 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14501 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14502 (cputype_selected): Remove.
14503 (bfin_handle_option): Don't use cputype_selected.
14504 (override_options): When no mcpu option, enable all workarounds.
14505 Don't use bfin_workarounds.
14506 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14508 (DEFAULT_CPU_TYPE): Don't define.
14510 2008-05-16 Richard Guenther <rguenther@suse.de>
14512 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14513 on deletion of the last stmt.
14515 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14517 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14518 V8HImode for SSE2 and V16QImode for SSE4.1.
14520 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14522 * cgraph.h (compute_inline_parameters): Made public.
14523 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14524 variable_generate_summary, function_write_summary,
14525 variable_write_summary, variable_read_summary. Added generate_summary,
14526 write_summary, read_summary.
14527 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14528 pass_ipa_inline.function_generate_summary, to
14529 compute_inline_parameters.
14530 * ipa-inline.c (compute_inline_parameters): Made public and added
14532 (compute_inline_parameters_for_current): New function.
14533 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14534 (inline_generate_summary): Removed parameter and made to loop over
14536 (pass_ipa_inline): Updated for new IPA_PASS structure.
14537 * passes.c (execute_ipa_summary_passes): Now is called once per
14538 pass rather than once per node*pass.
14540 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14542 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14543 avr_have_mul_p, avr_asm_only_p): Remove variables.
14544 (avr_override_options): Remove initialization of removed variables.
14545 (avr_file_start): Convert removed variables to fields of
14546 'struct base_arch_s *avr_current_arch'.
14547 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14548 (AVR_HAVE_MUL): (Ditto.).
14549 (AVR_HAVE_MOVW): (Ditto.).
14550 (AVR_HAVE_LPMX): (Ditto.).
14551 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14552 avr_asm_only_p): Remove declaration.
14554 2008-05-15 Diego Novillo <dnovillo@google.com>
14556 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14557 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14559 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14561 PR middle-end/36194
14562 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14563 Don't call record_truncated_value from here.
14564 (record_truncated_value): Turn it into a for_each_rtx callback.
14565 (record_truncated_values): New function.
14566 (combine_instructions): Call note_uses with record_truncated_values.
14567 Change name of check_conversion to check_promoted_subreg.
14569 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14571 * doc/sourcebuild.texi: Document support for torture tests.
14573 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14575 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14576 to alternative 4 of operand 2.
14578 2008-05-15 Richard Guenther <rguenther@suse.de>
14580 * tree-pass.h (current_pass): Declare.
14581 (get_pass_for_id): Likewise.
14582 * passes.c (passes_by_id, passes_by_id_size): New globals.
14583 (set_pass_for_id): New function.
14584 (get_pass_for_id): Likewise.
14585 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14586 (execute_function_todo): Flush per function statistics.
14587 * toplev.c (compile_file): Init statistics.
14588 (general_init): Do early statistics initialization.
14589 (finalize): Finish statistics.
14590 * statistics.h (statistics_early_init): Declare.
14591 (statistics_init): Likewise.
14592 (statistics_fini): Likewise.
14593 (statistics_fini_pass): Likewise.
14594 (statistics_counter_event): Likewise.
14595 (statistics_histogram_event): Likewise.
14596 * statistics.c: New file.
14597 * Makefile.in (OBJS-common): Add statistics.o.
14598 (statistics.o): Add dependencies.
14599 * doc/invoke.texi (-fdump-statistics): Document.
14601 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14602 (insert): Likewise.
14603 (execute_pre): Use statistics_counter_event.
14604 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14605 (substitute_and_fold): Increment it. Use statistics_counter_event.
14607 2008-05-15 Diego Novillo <dnovillo@google.com>
14609 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14611 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14612 * tree-ssa-alias.c (new_type_alias): Remove references to
14613 sub-variables from comment.
14614 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14616 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14618 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14619 attribute to 1 only for insertps alternative.
14621 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14623 * config/bfin/bfin.md (loadbytes): New pattern.
14624 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14625 (bfin_init_builtins): Initialize it.
14626 (bdesc_1arg): Add it.
14628 2008-05-15 Sa Liu <saliu@de.ibm.com>
14630 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14631 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14632 * testsuite/lib/target-supports.exp: Add
14633 check_effective_target_fortran_integer_16.
14635 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14637 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14638 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14639 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14640 (TARGET_RETURN_IN_MEMORY): Define.
14642 2008-05-15 Richard Guenther <rguenther@suse.de>
14644 PR middle-end/36244
14645 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14646 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14647 represent unmodifiable vars.
14649 2008-05-15 Richard Guenther <rguenther@suse.de>
14651 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14652 INDIRECT_REF and TARGET_MEM_REF.
14653 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14656 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14657 H.J. Lu <hongjiu.lu@intel.com>
14659 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14660 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14661 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14662 insn alternatives. Add missing alternatives.
14663 (*vec_concatv2di_rex64_sse4_1): Likewise.
14664 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14665 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14666 Require TARGET_SSE.
14668 2008-05-15 Richard Guenther <rguenther@suse.de>
14670 PR tree-optimization/36009
14671 PR tree-optimization/36204
14672 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14673 (determine_invariantness_stmt): Record the loop a store is
14674 always executed in.
14675 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14678 2008-05-15 Richard Guenther <rguenther@suse.de>
14680 PR tree-optimization/34330
14681 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14682 through the pointer will alias the SMT.
14684 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14686 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14688 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14690 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14692 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14693 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14695 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14696 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14697 (vashl_optab): New optab for vector/vector shifts.
14698 (vashr_optab): Ditto.
14699 (vlshr_optab): Ditto.
14700 (vrotl_optab): Ditto.
14701 (vrotr_optab): Ditto.
14702 (optab_subtype): New enum for optab_for_tree_code call.
14703 (optab_for_tree_code): Add enum optab_subtype argument.
14705 * optabs.c (optab_for_tree_code): Take an additional argument to
14706 distinguish between a vector shift by a scalar and vector shift by
14707 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14708 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14709 vector shift by a vector.
14710 (expand_widen_pattern_expr): Pass additional argument to
14711 optab_for_tree_code.
14713 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14714 vrotl_optab, vrotr_optab.
14716 * expr.c (expand_expr_real_1): Update calls to
14717 optab_for_tree_code to distinguish between vector shifted by a
14718 scalar and vector shifted by a vector.
14719 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14720 (supportable_narrowing_operation): Ditto.
14721 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14722 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14723 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14724 (vect_create_epilog_for_reduction): Ditto.
14725 (vectorizable_reduction): Ditto.
14726 (vectorizable_operation): Ditto.
14727 (vect_strided_store_supported): Ditto.
14728 (vect_strided_load_supported): Ditto.
14729 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14730 * expmed.c (expand_shift): Ditto.
14732 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14734 (ashr@var{m}3): Ditto.
14735 (vashl@var{m}3): Document new vector/vector shift standard name.
14736 (vashr@var{m}3): Ditto.
14737 (vlshr@var{m}3): Ditto.
14738 (vrotl@var{m}3): Ditto.
14739 (vrotr@var{m}3): Ditto.
14741 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14742 (PPERM_INVERT): Ditto.
14743 (PPERM_REVERSE): Ditto.
14744 (PPERM_REV_INV): Ditto.
14745 (PPERM_ZERO): Ditto.
14746 (PPERM_ONES): Ditto.
14747 (PPERM_SIGN): Ditto.
14748 (PPERM_INV_SIGN): Ditto.
14749 (PPERM_SRC1): Ditto.
14750 (PPERM_SRC2): Ditto.
14752 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14753 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14754 allows a memory operand to be the value being added, and split it
14755 to improve vectorization.
14756 (sse5_pmacsdqh_mem): Ditto.
14757 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14758 (sse5_mulv2div2di3_high): Ditto.
14759 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14760 (vec_pack_trunc_v4si): Ditto.
14761 (vec_pack_trunc_v2di): Ditto.
14762 (sse5_pcmov_<mode>): Remove code that tried to use use
14763 andps/andnps instead of pcmov.
14764 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14765 pmacsdqh instructions.
14766 (vec_widen_smult_lo_v4si): Ditto.
14768 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14769 (PPERM_INVERT): Ditto.
14770 (PPERM_REVERSE): Ditto.
14771 (PPERM_REV_INV): Ditto.
14772 (PPERM_ZERO): Ditto.
14773 (PPERM_ONES): Ditto.
14774 (PPERM_SIGN): Ditto.
14775 (PPERM_INV_SIGN): Ditto.
14776 (PPERM_SRC1): Ditto.
14777 (PPERM_SRC2): Ditto.
14778 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14780 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14782 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14783 says ignore whether the last reference is a memory operand.
14785 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14786 Paolo Bonzini <bonzini at gnu dot org>
14788 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14791 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14792 (vlshr<mode>3): Rename from vlshr<mode>3.
14793 (vashr<mode>3): Rename from vashr<mode>3.
14794 (mulv4sf3): Change the names of vector shift patterns.
14798 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14801 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14826 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14827 (floatunssidf2_internal): Change vector/vector shift names.
14828 (floatunsdidf2_internal): Ditto.
14835 (vashl<mode>3): Rename from ashl<mode>3.
14836 (vashr<mode>3): Rename from ashr<mode>3.
14837 (vlshr<mode>3): Rename from lshr<mode>3.
14838 (vrotl<mode>3): Rename from rotl<mode>3.
14840 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14843 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14844 multiply gives the wrong value when doing widening multiplies.
14845 (vec_widen_smult_lo_v4si): Ditto.
14847 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14849 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14850 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14851 emit_library_call_value.
14852 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14853 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14854 * calls.c (initialize_argument_information, precompute_arguments,
14855 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14856 (precompute_arguments): Removed flags parameter.
14857 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14859 2008-05-14 Richard Guenther <rguenther@suse.de>
14861 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14862 Make sure to register the store if the use is a PHI_NODE.
14864 2008-05-14 Olivier Hainque <hainque@adacore.com>
14866 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14867 memory if the component is to be referenced in BLKmode according
14868 to get_inner_reference.
14870 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14872 * calls.c (emit_library_call_value_1): Restore code clearing
14873 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14875 2008-05-14 Olivier Hainque <hainque@adacore.com>
14876 Nicolas Roche <roche@adacore.com>
14878 * configure.ac: Add support for a "gcc_subdir" variable in
14879 config-lang.in, to denote a subdirectory where the language/GCC
14880 integration files are to be found.
14881 * configure: Regenerate.
14883 2008-05-14 Ira Rosen <irar@il.ibm.com>
14885 PR tree-optimization/36098
14886 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14887 value for the first load in the group in case of a gap.
14888 (vect_build_slp_tree): Check that there are no gaps in loads.
14890 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14892 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14893 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14894 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14895 emit_insn and remove unneeded code to construct extra args.
14896 (emit_no_conflict_block): Removed.
14897 * optabls.h: (emit_no_conflict_block): Removed.
14898 * cse.c (cse_extended_basic_block): Remove search for
14899 REG_NO_CONFLICT note.
14900 * global.c: Removed incorrect comment added in revision 117.
14901 * expr.c (convert_move): Change call to emit_no_conflict_block to
14903 * recog.c: Change comments so that they do not mention
14905 * local_alloc.c (combine_regs): Removed last parameter.
14906 (no_conflict_p): Removed.
14907 (block_alloc): Removed note, no_conflict_combined_regno and set
14908 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14909 (combine_regs): Removed already_dead and code to look for
14910 REG_NO_CONFLICT notes.
14911 * lower_subreg (remove_retval_note): Removed code to look for
14912 REG_NO_CONFLICT block.
14913 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14914 (resolve_clobber): Remove code to process libcalls that have
14915 REG_NO_CONFLICT notes.
14916 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14918 * combine.c (can_combine_p, distribute_notes): Removed
14919 REG_NO_CONFLICT case.
14920 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14922 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14923 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14925 * reg-notes.def (NO_CONFLICT): Removed.
14927 2008-05-14 David S. Miller <davem@davemloft.net>
14929 * config/sparc/sparc.c (sparc_profile_hook): If
14930 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14931 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14932 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14934 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14936 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14938 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14941 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14942 and op1 expansion before vector concat to have less live pseudos.
14944 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14946 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14947 ix86_expand_vector_set if supported.
14949 2008-05-13 Diego Novillo <dnovillo@google.com>
14950 Kenneth Zadeck <zadeck@naturalbridge.com>
14952 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14954 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14955 phinodes_print_statistics, init_ssanames, fini_ssanames,
14956 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14957 release_ssa_name, release_defs, replace_ssa_name_symbol,
14958 ssanames_print_statistics): Move ...
14959 * tree-flow.h: ... here.
14960 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14961 Use FN instead of cfun.
14962 (make_ssa_name_fn): Rename from make_ssa_name.
14963 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14964 * tree-flow-inline.h (make_ssa_name): Move from
14965 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14966 * omp-low.c (expand_omp_parallel):
14967 * tree-flow-inline.h (redirect_edge_var_map_result):
14968 * tree-ssa.c (init_tree_ssa): Add argument FN.
14969 Use it instead of cfun. Update all users.
14971 2008-05-13 Tom Tromey <tromey@redhat.com>
14973 PR preprocessor/22168:
14974 * doc/cpp.texi (Top): Update menu.
14975 (Alternatives to Wrapper #ifndef): New node.
14976 (Other Directives): Document deprecation.
14977 (Obsolete Features): Remove menu.
14978 (Assertions): Merge node into Obsolete Features.
14979 (Obsolete once-only headers): Move earlier; rename to Alternatives
14980 to Wrapper #ifndef.
14981 * doc/cppopts.texi: Update.
14982 * c.opt (Wdeprecated): Enable for C and ObjC.
14983 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14984 (C++ Dialect Options): Move -Wno-deprecated from here to...
14985 (Warning Options): ... here.
14987 2008-05-13 Richard Guenther <rguenther@suse.de>
14989 PR middle-end/36227
14990 * fold-const.c (fold_sign_changed_comparison): Do not allow
14991 changes in pointer-ness.
14993 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14996 * config/sh/sh.c (sh_expand_prologue): Don't clear
14997 RTX_FRAME_RELATED_P for push insns.
14999 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15001 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15003 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15005 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15006 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15007 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15009 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15011 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15012 (*vec_concatv4sf_sse): This.
15013 (*sse2_concatv2si): Renamed to ...
15014 (*vec_concatv2si_sse2): This.
15015 (*sse1_concatv2si): Renamed to ...
15016 (*vec_concatv2si_sse): This.
15017 (*vec_concatv2di_rex): Renamed to ...
15018 (*vec_concatv2di_rex64): This.
15019 (*vec_concatv2si_sse4_1): New.
15020 (*vec_concatv2di_rex64_sse4_1): Likewise.
15022 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15024 PR rtl-optimization/36111
15025 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15026 that was created for swappable operands.
15028 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15031 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15032 * configure.ac: Add call to ACX_PROG_GNAT.
15034 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15036 * optc-gen.awk: Fix comment typo.
15038 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15040 * pretty-print.c (pp_integer_with_precision): Use
15041 HOST_LONG_LONG_FORMAT.
15043 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15045 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15047 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15049 * config/i386/i386.c (bdesc_ptest): Removed.
15050 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15051 (bdesc_args): Add __builtin_ia32_ptestz128,
15052 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15053 (ix86_init_mmx_sse_builtins): Updated.
15054 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15055 (ix86_expand_builtin): Updated.
15057 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15059 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15060 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15062 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15064 * value-prof.c (interesting_stringop_to_profile): Do not
15065 return early for BUILT_IN_MEMPCPY.
15067 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15069 * calls.c (expand_call): Don't use callgraph to increase
15070 preferred_stack_boundary.
15072 * cgraph.h (cgraph_rtl_info): Use unsigned on
15073 preferred_incoming_stack_boundary.
15075 * final.c (rest_of_clean_state): Use unsigned on
15076 preferred_stack_boundary.
15078 2008-05-09 Tom Tromey <tromey@redhat.com>
15080 PR preprocessor/22231:
15081 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15084 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15086 PR tree-optimization/36129
15087 * tree-ssa-ccp.c: Include value-prof.h.
15088 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15089 built-in function was folded to a constant.
15090 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15092 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15093 Sebastian Pop <sebastian.pop@amd.com>
15095 * tree-scalar-evolution.c: Document instantiate_scev.
15096 (instantiate_parameters_1): Renamed instantiate_scev_1.
15097 Don't use the same loop for instantiation_loop and evolution_loop.
15098 (instantiate_scev): New.
15099 (instantiate_parameters): Moved...
15100 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15101 same loop twice. Maintains the semantics for this function.
15102 * tree-scalar-evolution.h (instantiate_scev): Declare.
15103 (instantiate_parameters): ...here. Now static inline.
15104 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15105 instead of resolve_mixers.
15107 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15109 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15111 2008-05-09 Tomas Bily <tbily@suse.cz>
15113 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15114 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15115 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15116 * c-common.c (c_common_truthvalue_conversion): Likewise.
15117 * tree-object-size.c (compute_object_offset): Likewise.
15118 * tree-inline.c (estimate_num_insns_1): Likewise.
15119 * varasm.c (const_hash_1, compare_constant, copy_constant)
15120 (compute_reloc_for_constant, output_addressed_constants)
15121 (initializer_constant_valid_p): Likewise.
15122 * c-omp.c (check_omp_for_incr_expr): Likewise.
15123 * gimplify.c (gimplify_expr): Likewise.
15124 * c-typeck.c (c_finish_return): Likewise.
15125 * tree-vectorizer.c (supportable_widening_operation)
15126 (supportable_narrowing_operation): Likewise.
15127 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15128 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15129 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15130 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15131 (descr_info_loc): Likewise.
15132 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15133 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15134 (fold_unary): Likewise.
15135 * builtins.c (get_pointer_alignment): Likewise.
15136 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15137 (instantiate_parameters_1): Likewise.
15138 * tree.c (expr_align, stabilize_reference): Likewise.
15139 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15140 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15141 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15142 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15143 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15144 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15146 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15147 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15148 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15149 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15150 (forward_propagate_comparison)
15151 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15152 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15153 * emit-rtl.c (component_ref_for_mem_expr)
15154 (set_mem_attributes_minus_bitpos): Likewise.
15155 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15156 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15158 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15159 (build_function_call, pointer_diff, build_compound_expr)
15160 (c_finish_return): Likewise.
15161 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15162 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15164 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15165 * expr.c (is_aligning_offset): Likewise.
15166 * tree-ssa-alias.c (is_escape_site): Likewise.
15167 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15168 (check_all_va_list_escapes): Likewise.
15169 * tree-ssa-loop-ivopts.c (determine_base_object)
15170 (determine_common_wider_type): Likewise.
15171 * dojump.c (do_jump): Likewise.
15172 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15173 * tree-gimple.c (is_gimple_cast): Likewise.
15174 * fold-const.c (decode_field_reference, )
15175 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15176 (fold_binary): Likewise.
15177 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15178 (already_warned_in_frontend_p): Likewise.
15179 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15180 * tree.c (really_constant_p, get_unwidened): Likewise.
15181 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15182 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15183 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15185 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15187 (CONVERT_EXPR_P): Define.
15188 (CASE_CONVERT): Define.
15190 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15192 PR middle-end/36117
15193 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15194 (delete_unmarked_insns): When deleting a call, call
15195 delete_unreachable_blocks.
15196 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15197 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15199 2008-05-08 Richard Guenther <rguenther@suse.de>
15201 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15202 (-ftree-salias): Likewise.
15203 (salias-max-implicit-fields): Remove param documentation.
15204 (salias-max-array-elements): Likewise.
15205 * tree-pass.h (pass_create_structure_vars): Remove.
15206 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15207 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15208 * tree-ssa-alias.c (create_structure_vars): Remove.
15209 (gate_structure_vars): Likewise.
15210 (pass_create_structure_vars): Likewise.
15211 (gate_build_alias): Likewise.
15212 (pass_build_alias): Adjust to run always and dump the function.
15213 * common.opt (ftree-salias): Hide.
15214 * passes.c (init_optimization_passes): Remove
15215 pass_create_structure_vars, adjust comment.
15216 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15217 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15218 * opts.c (decode_options): Do not set flag_tree_salias.
15219 (common_handle_option): Add OPT_ftree_salias to the backward
15220 compatibility section.
15222 2008-05-08 Richard Guenther <rguenther@suse.de>
15224 * tree-flow-inline.h (var_can_have_subvars): Move ...
15225 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15226 * tree-flow.h (var_can_have_subvars): Remove.
15227 (push_fields_onto_fieldstack): Remove.
15228 (sort_fieldstack): Likewise.
15229 (struct fieldoff): Move ...
15230 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15231 alias_set and base_for_components fields.
15232 (sort_fieldstack): Make static.
15233 (push_fields_onto_fieldstack): Likewise. Remove code that
15234 handles anything but RECORD_TYPEs. Remove alias_set and
15235 base_for_components handling.
15236 (create_variable_info_for): Adjust.
15238 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15240 * common.opt (Wframe-larger-than=): Shorten the help message
15242 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15244 2008-05-08 Rafael EspÃndola <espindola@google.com>
15246 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15248 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15249 trap and that both operands are gimple values.
15250 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15251 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15254 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15256 * read-rtl.c (join_c_conditions): Return the first string if the
15257 two strings are equal.
15259 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15261 * gensupport.h (pred_data): Add a "num_codes" field.
15262 (add_predicate_code): Declare.
15263 * gensupport.c (add_predicate_code): New function.
15264 (std_pred_table): Add an "allows_const_p" field.
15265 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15266 Remove the (incomplete) list of such codes from the codes field.
15267 (init_predicate_table): Use add_predicate_code. Add all
15268 RTX_CONST_OBJs if allows_const_p is true.
15269 * genrecog.c (process_define_predicate): Use add_predicate_code.
15271 2008-05-08 David Daney <ddaney@avtrex.com>
15272 Richard Sandiford <rsandifo@nildram.co.uk>
15274 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15275 special case of constant zero operands.
15276 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15277 old and new values. Special case constant zero values.
15278 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15280 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15281 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15283 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15286 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15287 similar RTX_CONST_OBJ before CONST_INT.
15289 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15291 * stmt.c (expand_stack_restore): Change sa mode if needed.
15293 2008-05-08 Richard Guenther <rguenther@suse.de>
15295 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15296 return type to bool.
15297 (ix86_sol10_return_in_memory): Likewise.
15298 (ix86_i386elf_return_in_memory): Likewise.
15299 (ix86_i386interix_return_in_memory): Likewise.
15300 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15301 (ix86_sol10_return_in_memory): Likewise.
15302 (ix86_i386elf_return_in_memory): Likewise.
15303 (ix86_i386interix_return_in_memory): Likewise.
15305 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15308 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15310 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15311 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15314 2008-05-08 Richard Guenther <rguenther@suse.de>
15316 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15317 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15318 (DR_SUBVARS): Remove.
15319 * tree-dfa.c (dump_subvars_for): Remove.
15320 (debug_subvars_for): Likewise.
15321 (dump_variable): Do not dump subvars.
15322 (remove_referenced_var): Do not remove subvars.
15323 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15324 (lookup_subvars_for_var): Remove.
15325 (get_subvars_for_var): Likewise.
15326 (get_subvars_at): Likewise.
15327 (get_first_overlapping_subvar): Likewise.
15328 (overlap_subvar): Likewise.
15329 * tree-flow.h (subvar_t): Remove.
15330 (struct var_ann_d): Remove subvars field.
15331 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15332 argument. Remove special handling of SFTs.
15333 (compute_tag_properties): Likewise.
15334 (set_initial_properties): Likewise.
15335 (compute_call_clobbered): Likewise.
15336 (count_mem_refs): Likewise.
15337 (compute_memory_partitions): Likewise.
15338 (compute_flow_insensitive_aliasing): Likewise.
15339 (setup_pointers_and_addressables): Likewise.
15340 (new_type_alias): Likewise.
15341 (struct used_part): Remove.
15342 (used_portions): Likewise.
15343 (struct used_part_map): Likewise.
15344 (used_part_map_eq): Likewise.
15345 (used_part_map_hash): Likewise.
15346 (free_used_part_map): Likewise.
15347 (up_lookup): Likewise.
15348 (up_insert): Likewise.
15349 (get_or_create_used_part_for): Likewise.
15350 (create_sft): Likewise.
15351 (create_overlap_variables_for): Likewise.
15352 (find_used_portions): Likewise.
15353 (create_structure_vars): Likewise.
15354 * tree.def (STRUCT_FIELD_TAG): Remove.
15355 * tree.h (MTAG_P): Adjust.
15356 (struct tree_memory_tag): Remove base_for_components and
15357 unpartitionable flags.
15358 (struct tree_struct_field_tag): Remove.
15359 (SFT_PARENT_VAR): Likewise.
15360 (SFT_OFFSET): Likewise.
15361 (SFT_SIZE): Likewise.
15362 (SFT_NONADDRESSABLE_P): Likewise.
15363 (SFT_ALIAS_SET): Likewise.
15364 (SFT_UNPARTITIONABLE_P): Likewise.
15365 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15366 (union tree_node): Remove sft field.
15367 * alias.c (get_alias_set): Remove special handling of SFTs.
15368 * print-tree.c (print_node): Remove handling of SFTs.
15369 * tree-dump.c (dequeue_and_dump): Likewise.
15370 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15371 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15372 * tree-predcom.c (set_alias_info): Do not set subvars.
15373 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15374 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15375 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15376 (add_vars_for_offset): Remove.
15377 (add_virtual_operand): Remove special handling of SFTs.
15378 (add_call_clobber_ops): Likewise.
15379 (add_call_read_ops): Likewise.
15380 (get_asm_expr_operands): Likewise.
15381 (get_modify_stmt_operands): Likewise.
15382 (get_expr_operands): Likewise.
15383 (add_to_addressable_set): Likewise.
15384 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15385 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15386 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15387 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15388 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15389 (tree_node_structure): Likewise.
15390 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15392 (find_what_p_points_to): Likewise.
15394 2008-05-08 Sa Liu <saliu@de.ibm.com>
15396 * config/spu/spu.md: Fixed subti3 pattern.
15398 2008-05-08 Richard Guenther <rguenther@suse.de>
15400 PR middle-end/36154
15401 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15402 sure to create a representative for trailing arrays for PTA.
15404 2008-05-08 Richard Guenther <rguenther@suse.de>
15406 PR middle-end/36172
15407 * fold-const.c (operand_equal_p): Two objects which types
15408 differ in pointerness are not equal.
15410 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15412 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15413 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15414 (emit_library_call_value_1): Add new variable fndecl initialized by
15415 NULL_TREE. It should be the decl type of orgfun, but this information
15416 seems not to be available here, so it uses the default calling abi.
15417 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15418 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15419 by TARGET_RETURN_IN_MEMORY.
15420 * config/i386/i386-interix.h: Likewise.
15421 * config/i386/i386.h: Likewise.
15422 * config/i386/i386elf.h: Likewise.
15423 * config/i386/ptx4-i.h: Likewise.
15424 * config/i386/sol2-10.h: Likewise.
15425 * config/i386/sysv4.h: Likewise.
15426 * config/i386/vx-common.h: Likewise.
15427 * config/cris/cris.h: Removed #if 0 clause.
15428 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15429 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15431 (ix86_sol10_return_in_memory): Likewise.
15432 (ix86_i386elf_return_in_memory): New.
15433 (ix86_i386interix_return_in_memory): New.
15434 * config/mt/mt-protos.h (mt_return_in_memory): New.
15435 * config/mt/mt.c: Likewise.
15436 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15437 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15438 * config/bfin/bfin.h: Likewise.
15439 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15441 * config/bfin/bfin.c: Likewise.
15442 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15443 * config/alpha/unicosmk.h: Likewise.
15444 * config/i386/cygming.h: Likewise.
15445 * config/iq2000/iq2000.h: Likewise.
15446 * config/mips/mips.h: Likewise.
15447 * config/mn10300/mn10300.h: Likewise.
15448 * config/rs6000/rs6000.h: Likewise.
15449 * config/score/score.h: Likewise.
15450 * config/spu/spu.h: Likewise.
15451 * config/v850/v850.h: Likewise.
15452 * defaults.h: Likewise.
15453 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15454 * expr.c (emit_block_move): Adjust use of
15455 OUTGOING_REG_PARM_STACK_SPACE.
15456 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15457 OUTGOING_REG_PARM_STACK_SPACE.
15458 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15460 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15462 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15463 on OMP_RETURN for OMP_FOR.
15466 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15467 (fortran_common): New function.
15468 (gen_variable_die): Call fortran_common instead of common_check,
15469 adjust for it returning tree instead of rtx. Formatting.
15471 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15475 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15476 * c-decl.c (merge_decls): Ditto.
15477 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15478 to RTL_CONST_OR_PURE_CALL_P.
15479 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15480 Initialized DECL_LOOPING_CONST_PURE.
15481 (process_call_operands): Set tree_side_effects properly.
15482 * tree.h (TREE_READONLY_DECL_P): Removed.
15483 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15484 (DECL_LOOPING_OR_CONST_P): New macro.
15485 (struct tree_function_decl): Added looping_const_or_pure_p.
15486 (ECF_*) Renumbered.
15487 (ECF_LOOPING_OR_CONST_P): New macro.
15488 * rtlanal.c (pure_const_p): Removed.
15489 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15490 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15491 to RTL_CONST_CALL_P.
15492 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15493 (check_decl, check_tree, check_call, scan_function): Initialize
15495 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15496 (static_execute): Set looping true for recursive functions.
15497 Undo setting state to IPA_NEITHER for recursive functions.
15498 * cse.c (cse_insn):
15499 * ifcvt.c (noce_can_store_speculate_p): Changed
15500 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15501 RTL_CONST_OR_PURE_CALL_P.
15502 * dse.c (scan_insn): Ditto.
15503 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15504 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15505 RTL_CONST_OR_PURE_CALL_P.
15506 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15507 pure_call_p to RTL_CONST_CALL_P.
15508 * gimplify.c (gimplify_call_expr): Clear side effects for
15509 non-looping pure and constant calls.
15510 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15511 (flags_from_decl_or_type): Set ecf flags from decl flags.
15512 (initialize_argument_information): Turn off
15513 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15514 Change const to pure if callee_copies is true rather than just
15516 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15517 way of marking pure calls.
15518 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15519 Remove hack that was supposed to fix pr7335 and remove old
15520 way of marking pure calls.
15521 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15522 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15523 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15524 RTL_CONST_OR_PURE_CALL_P.
15525 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15526 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15527 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15528 * sched-deps.c (schedule_analyze): Ditto.
15529 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15530 return_val field of calls to represent pure and const function info.
15531 (CONST_OR_PURE_CALL_P): Deleted macro.
15532 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15533 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15534 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15536 * tree-optimize.c (execute_fixup_cfg): Added test for
15537 ECF_LOOPING_CONST_OR_PURE.
15538 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15540 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15541 effects for looping pure or const calls.
15542 (verify_gimple_expr): Added verification code.
15543 * config/alpha/alpha.c (alpha_legitimize_address,
15544 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15546 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15547 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15548 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15549 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15550 RTL_CONST_OR_PURE_CALL_P.
15551 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15552 and const calls to be deleted.
15554 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15557 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15558 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15559 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15560 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15561 to handle nonimmediate operands.
15562 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15563 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15564 to handle nonimmediate operands.
15565 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15566 (mmx_pmulhrwv4hi3): New expander. Use
15567 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15568 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15569 (sse2_umulv1siv1di3): New expander. Use
15570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15571 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15572 (mmx_eq<mode>3): New expander. Use
15573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15574 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15575 (mmx_uavgv8qi3): New expander. Use
15576 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15577 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15578 (mmx_uavgv4hi3): New expander. Use
15579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15581 * config/i386/sse.md
15582 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15583 to handle nonimmediate operands.
15584 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15585 to handle nonimmediate operands.
15586 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15587 to handle nonimmediate operands.
15588 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15589 to handle nonimmediate operands.
15590 (sse2_unpckhpd_exp): New expander. Use
15591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15592 (sse2_unpcklpd_exp): New expander. Use
15593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15594 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15595 to handle nonimmediate operands.
15596 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15597 to handle nonimmediate operands.
15598 (*sse2_<plusminus_insn><mode>3): Rename from
15599 sse2_<plusminus_insn><mode>3 insn pattern.
15600 (sse2_<plusminus_insn><mode>3): New expander. Use
15601 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15602 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15603 (sse2_umulv2siv2di3): New expander. Use
15604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15605 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15606 (sse4_1_mulv2siv2di3): New expander. Use
15607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15608 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15609 (sse2_pmaddwd): New expander. Use
15610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15611 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15612 (sse2_eq<mode>3): New expander. Use
15613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15614 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15615 (sse4_1_eqv2di3): New expander. Use
15616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15617 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15618 (sse2_uavgv16qi3): New expander. Use
15619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15620 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15621 (sse2_uavgv16qi3): New expander. Use
15622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15623 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15624 (sse2_uavgv8hi3): New expander. Use
15625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15626 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15627 (ssse3_pmulhrswv8hi3): New expander. Use
15628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15629 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15630 (ssse3_pmulhrswv4hi3): New expander. Use
15631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15633 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15634 (<sse>_vmmul<mode>3): Ditto.
15635 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15637 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15638 (ssse3_pmaddubsw): Ditto.
15640 * config/i386/i386.c (struct_builtin_description)
15641 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15642 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15643 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15644 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15645 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15646 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15647 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15648 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15649 (ix86_fixup_binary_operands): Assert that src1
15650 and src2 must have the same mode when swapped.
15651 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15652 and ix86_binary_operator_ok. Do not force operands in registers
15655 2008-05-07 Jan Hubicka <jh@suse.cz>
15657 * cgraph.c (dump_cgraph_node): Update.
15658 * cgraph.h (cgraph_local_info): Break out inline summary.
15659 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15661 * ipa-inline (inline_summary): New accestor function.
15662 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15663 cgraph_decide_inlining, compute_inline_parameters): Update.
15664 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15666 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15668 Cleanup ColdFire scheduling support and add V4 pipeline model.
15670 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15671 (define_attr cpu): Add cfv4 value.
15672 (define_attr type, define_attr type1): Merge into a single 'type'
15673 attribute. Update all uses.
15674 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15675 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15677 (define_attr opx_mem, define_attr opy_mem): Remove.
15678 (define_attr op_mem): Clean up, update comment.
15679 (define_attr size): Use specific values instead of general int.
15680 (define_attr guess, define_attr split): Remove. Update all uses.
15681 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15682 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15683 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15684 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15685 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15686 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15687 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15688 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15689 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15690 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15691 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15692 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15693 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15694 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15695 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15696 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15697 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15698 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15699 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15700 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15701 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15702 Update or set attributes.
15703 (stack_tie): New fake instruction.
15705 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15706 (m68k_sched_attr_size): Update declaration.
15707 (m68k_sched_attr_type2): Remove.
15708 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15709 Declare new bypass predicates.
15711 * config/m68k/m68k.c (m68k_sched_issue_rate,
15712 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15714 (TARGET_SCHED_ISSUE_RATE,
15715 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15716 (override_options): Handle scheduling for ColdFire V4 core.
15717 (m68k_expand_prologue): Emit stack_tie.
15718 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15719 'OP_TYPE_FPN'. Update all uses.
15720 (sched_guess_p): Remove.
15721 (sched_address_type): Handle symbolic addresses.
15722 (sched_get_operand): New static function.
15723 (sched_operand_type): Merge into sched_attr_op_type.
15724 (sched_attr_op_type): Handle FP registers, handle quick constants,
15726 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15727 (m68k_sched_attr_size): Update. Move logic to ...
15728 (sched_get_attr_size_int): New static function.
15729 (sched_get_opxy_mem_type): New static function.
15730 (m68k_sched_attr_op_mem): Update.
15731 (m68k_sched_attr_type2): Remove.
15732 (sched_cfv4_bypass_data): New static variable.
15733 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15734 (m68k_sched_issue_rate): Implement scheduler hook.
15735 (struct _sched_ib: enabled_p): New field.
15736 (m68k_sched_variable_issue): Update. Handle V4.
15737 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15738 sched_dump_class_func_t, sched_dump_split_class,
15739 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15740 sched_dump_dfa_class, m68k_sched_dump): Remove.
15741 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15743 (m68k_sched_init_global): Remove statisctics dumping, introduce
15744 sanity check that all instructions have pipeline reservations. Handle
15746 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15747 Handle ColdFire V4 core.
15748 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15749 New static functions.
15750 (m68k_sched_address_bypass_p): New bypass predicate.
15751 (sched_get_indexed_address_scale): New static function.
15752 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15754 * cf.md: Update comments.
15755 (define_attr type2): Remove. Use 'type' attribute instead.
15757 (cf_ib): Rename to cfv123_ib. Update all uses.
15758 (cf_oep): Rename to cfv123_oep. Update all uses.
15759 (cf_chr): Rename to cfv123_chr. Update all uses.
15760 (cf_mem): Rename to cfv123_mem. Update all uses.
15761 (cf_mac): Move to more appropriate place.
15762 (cfv123_guess): New automaton and cpu_unit.
15763 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15764 Update uses of 'size' attribute. Handle before reload scheduling.
15765 (cfv123_guess): New dummy reservation for unhandled instructions.
15766 (cfv4_*): Pipeline description of ColdFire V4 core.
15767 (ignore): New reservation to handle 'ignore' type.
15769 2008-05-07 Ian Lance Taylor <iant@google.com>
15771 PR middle-end/36013
15772 * gimplify.c (find_single_pointer_decl_1): Don't look through
15774 (find_single_pointer_decl): Adjust comments.
15776 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15778 PR middle-end/36137
15779 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15780 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15782 PR middle-end/36106
15783 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15784 integral type rather than floating point, then VIEW_CONVERT_EXPR
15785 to the floating point type.
15787 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15789 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15790 TFmode op0 to register.
15792 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15794 * c-decl.c (grokdeclarator): Comment typo.
15796 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15798 * tree-flow.h: Remove prototype for computed_goto_p.
15799 * tree-cfg.c (computed_goto_p): Make static.
15801 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15804 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15805 (contains_aligned_value_p): This. Handle _Decimal128.
15806 (ix86_function_arg_boundary): Only align _Decimal128 to its
15807 natural boundary and handle it properly.
15809 2008-05-06 Martin Jambor <mjambor@suse.cz>
15811 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15812 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15813 (ipcp_method_set_orig_node): Removed.
15814 (ipcp_cval_get_cvalue_type): Removed.
15815 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15816 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15817 (ipcp_cval_set_cvalue_type): Removed.
15818 (ipcp_cval_get_cvalue): Removed.
15819 (ipcp_cval_set_cvalue): Removed.
15820 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15821 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15822 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15823 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15824 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15825 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15826 (ipcp_get_ith_lattice): Changed parameters.
15827 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15828 (ipcp_lattice_from_jfunc): Changed parameters.
15829 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15830 (ipcp_method_cval_print): Added temporary variable info.
15831 (ipcp_redirect): Removed already unused local variable caller.
15832 (ipcp_redirect): New temporary variable orig_callee_info
15833 (ipcp_redirect): Removed newly unused local variable callee.
15834 (ipcp_redirect): Removed (a bit confusing) local variable type.
15835 (ipcp_insert_stage): Added local variable info.
15836 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15838 (ipcp_formal_create): Removed.
15839 (ipcp_method_cval_set): Removed.
15840 (ipcp_propagate_stage): Renamed lattice variables.
15841 (ipcp_method_cval_set_cvalue_type): Removed.
15842 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15843 (ipcp_print_all_lattices): Changed printed strings to refer to
15844 lattices rather than cvals.
15845 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15846 (ipcp_propagate_const): Changed formal parameters.
15847 (build_const_val): Changed formal parameters.
15848 (ipcp_insert_stage): Removed useless variable cvalue
15849 (build_const_val): Changed formal parameters.
15850 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15851 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15852 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15853 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15854 (ipcp_print_func_profile_counts): Changed string from "method" to
15856 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15857 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15858 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15859 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15860 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15861 (ipcp_lat_is_const): Changed parameters and made inline.
15862 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15863 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15864 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15865 the predicate condition directly
15866 (ipcp_propagate_stage): Added local variable args. Removed local
15867 variable callee. (Both are mere code simplifications.)
15868 (ipcp_method_dont_insert_const): Renamed to
15869 ipcp_node_not_modifiable_p.
15870 (ipcp_node_not_modifiable_p): Made inline.
15871 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15872 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15873 (ipcp_print_all_lattices): Removed variable cvalue
15874 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15877 2008-05-06 Olivier Hainque <hainque@adacore.com>
15879 * tree-sra.c (try_instantiate_multiple_fields): Early return
15880 if field has POINTER_TYPE.
15882 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15884 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15885 by using 'q' specifier for instruction.
15886 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15888 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15890 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15891 Change mode of zero_extract from QImode to HImode.
15892 (sign bit tests peepholes): (Ditto.).
15894 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15896 * config/i386/mmx.md: Remove double backslashes from asm templates.
15897 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15898 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15899 to handle nonimmediate operands.
15900 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15901 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15902 to handle nonimmediate operands.
15903 (*mmx_<code>v2sf3_finite): New insn pattern.
15904 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15905 (mmx_<code>v2sf3): New expander. Use
15906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15907 (mmx_<plusminus_insn><mode>3): New expander. Use
15908 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15909 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15910 (mmx_add<mode>3): Removed.
15911 (mmx_ssadd<mode>3): Ditto.
15912 (mmx_usadd<mode>3): Ditto.
15913 (mmx_sub<mode>3): Ditto.
15914 (mmx_sssub<mode>3): Ditto.
15915 (mmx_ussub<mode>3): Ditto.
15916 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15917 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15918 to handle nonimmediate operands.
15919 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15921 (mmx_smulv4hi3_highpart): New expander. Use
15922 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15923 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15925 (mmx_umulv4hi3_highpart): New expander. Use
15926 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15927 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15928 (mmx_<code>v4hi3): New expander. Use
15929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15930 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15931 (mmx_<code>v8qi3): New expander. Use
15932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15933 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15934 (mmx_<code><mode>3): New expander. Use
15935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15937 2008-05-05 Jan Hubicka <jh@suse.cz>
15939 PR tree-optimization/36118
15940 * passes.c (pass_init_dump_file): Fix dump header.
15942 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15944 PR middle-end/36141
15945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15946 VCE for function decls.
15948 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15950 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15952 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15954 * config/i386/i386.md (sat_plusminus): New.
15955 (plusminus_insn): Likewise.
15956 (plusminus_mnemonic): Likewise.
15958 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15959 (*<addsub><mode>3_cc_overflow): Renamed to ...
15960 (*<plusminus_insn><mode>3_cc_overflow): This.
15961 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15962 (*<plusminus_insn>si3_zext_cc_overflow): This.
15964 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15965 (<plusminus_insn><mode>3): This.
15966 (*<addsub><mode>3): Renamed to ...
15967 (*<plusminus_insn><mode>3): This.
15968 (<sse>_vm<addsub><mode>3): Renamed to ...
15969 (<sse>_vm<plusminus_insn><mode>3): This.
15970 (sse3_h<addsub>v4sf3): Renamed to ...
15971 (sse3_h<plusminus_insn>v4sf3): This.
15972 (sse3_h<addsub>v2df3): Renamed to ...
15973 (sse3_h<plusminus_insn>v2df3): This.
15974 (<plusminus_insn><mode>3): New.
15975 (*<plusminus_insn><mode>3): Likewise.
15976 (sse2_<plusminus_insn><mode>3): Likewise.
15977 (add<mode>): Removed.
15978 (*add<mode>3): Likewise.
15979 (sse2_ssadd<mode>3): Likewise.
15980 (sse2_usadd<mode>3): Likewise.
15981 (sub<mode>3): Likewise.
15982 (*sub<mode>3): Likewise.
15983 (sse2_sssub<mode>3): Likewise.
15984 (sse2_ussub<mode>3): Likewise.
15986 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15988 * gthr-single.h: Add in required interface elements as per gthr.h.
15989 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15990 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15991 Generalize UNUSED macro.
15992 (__gthread_once): Add.
15993 (__gthread_key_create): Add.
15994 (__gthread_key_delete): Add.
15995 (__gthread_getspecific): Add.
15996 (__gthread_setspecific): Add.
15998 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16000 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16001 the same size types for the indirect reference on the rhs, then
16004 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16006 * config/i386/i386.md
16007 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16008 one insn template instead of template series.
16009 (*xordi_1_rex64): Ditto.
16010 (*xordi_2_rex64): Ditto.
16012 2008-05-05 Ira Rosen <irar@il.ibm.com>
16014 PR tree-optimization/36119
16015 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16018 2008-06-04 Jan Hubicka <jh@suse.cz>
16020 tree-optimization/36100
16021 * tree-pass.h (pass_O0_always_inline): Declare.
16022 * ipa-inline.c (inline_transform): Remove dead code.
16023 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16024 pass_O0_always_inline): New.
16025 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16027 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16029 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16030 mnemonic in this_param move for TARGET_64BIT.
16032 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16034 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16035 (*strmovsi_rex_1): Ditto.
16036 (*strsetsi_1): Ditto.
16037 (*strsetsi_rex_1): Ditto.
16039 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16040 adddicc expanders using SWI mode iterator.
16042 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16045 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16048 2008-05-04 David S. Miller <davem@davemloft.net>
16050 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16051 (sparc*-*-linux*): Use linux.h in tm_file.
16052 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16053 compiler defaulting to 32-bit.
16054 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16056 * config/sparc/linux.h: Remove definitions now obtained
16057 properly from linux.h
16058 * config/sparc/linux64.h: Likewise.
16059 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16060 don't want this setting for 32-bit builds in a biarch compiler.
16061 * doc/install.texi: Add sparc-linux to list of targets
16062 supporting --enable-targets=all.
16064 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16066 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16068 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16070 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16071 after V4SI_FTYPE_V8HI.
16072 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16073 case V4SI_FTYPE_V2DF.
16075 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16077 * doc/invoke.texi (max-flow-memory-locations): Removed.
16078 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16080 2008-05-03 Richard Guenther <rguenther@suse.de>
16082 PR middle-end/34973
16083 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16085 2008-05-02 David S. Miller <davem@davemloft.net>
16087 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16089 2008-05-02 Simon Baldwin <simonb@google.com>
16092 * c-common.h (warn_array_subscript_range): Removed.
16093 * c-common.c (warn_array_subscript_range): Ditto.
16094 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16095 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16097 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16099 * config/i386/i386.c (ix86_special_builtin_type): New.
16100 (bdesc_special_args): Likewise.
16101 (ix86_expand_special_args_builtin): Likewise.
16102 (ix86_init_mmx_sse_builtins): Updated.
16103 (ix86_expand_builtin): Updated.
16104 (ix86_expand_store_builtin): Removed.
16105 (ix86_expand_unop_builtin): Likewise.
16107 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16108 * config/i386/mmintrin.h (__v2sf): Here.
16110 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16112 (_mm_loadl_pi): Likewise.
16113 (_mm_storeh_pi): Replace __v2si with __v2sf.
16114 (_mm_storel_pi): Likewise.
16116 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16117 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16118 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16119 __builtin_ia32_loadlpd.
16121 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16123 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16124 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16125 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16126 (ix86_init_mmx_sse_builtins): Updated.
16127 (ix86_expand_args_builtin): Likewise.
16128 (ix86_expand_builtin): Likewise.
16129 (ix86_expand_unop1_builtin): Renamed to ...
16130 (ix86_expand_unop_vec_merge_builtin): This.
16132 2008-05-01 Jan Hubicka <jh@suse.cz>
16135 * ipa-inline.c (inline_generate_summary): Make static.
16136 (inline_transform): Do not call inlining at -O0; make static.
16137 * passes.c (execute_todo): Add sanity check.
16138 (execute_one_ipa_transform_pass): Execute proper flags.
16140 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16142 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16143 (DECL_NONADDRESSABLE_P): Likewise.
16144 * alias.c (record_component_aliases): Fix comment.
16146 2008-05-01 Simon Baldwin <simonb@google.com>
16148 * c-common.h (warn_array_subscript_range): New function.
16149 * c-common.c (warn_array_subscript_range): Ditto.
16150 * tree-vrp.c (check_array_ref): Corrected code to agree with
16151 comment, ignoring only arrays of size 0 or size 1.
16152 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16154 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16156 * config/i386/i386.c (ix86_builtin_type): Replace
16157 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16158 (bdesc_args): Updated.
16159 (ix86_init_mmx_sse_builtins): Likewise.
16160 (ix86_expand_args_builtin): Likewise.
16162 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16165 * doc/extend.texi: Correct __builtin_ia32_palignr.
16167 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16170 * config/i386/i386.c (bdesc_crc32): Removed.
16171 (ix86_expand_crc32): Likewise.
16172 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16173 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16174 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16175 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16176 UINT_FTYPE_UINT_UCHAR.
16177 (bdesc_args): Updated. Add crc32 builtins.
16178 (ix86_init_mmx_sse_builtins): Updated.
16179 (ix86_expand_args_builtin): Updated to support subreg.
16181 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16183 2008-05-01 Jan Hubicka <jh@suse.cz>
16185 * tree-pass.h (opt_pass): Add IPA_PASS.
16186 (varpool_node, cgraph_node): Forward declare.
16187 (ipa_opt_pass): Define.
16188 (pass_ipa_inline): Turn into ipa_opt_pass.
16189 (pass_apply_inline): Remove.
16190 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16191 (apply_inline): Turn into ....
16192 (inline_transform): ... this one.
16193 (inline_generate_summary): New function.
16194 (pass_apply_inline): Remove.
16195 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16197 (struct function): Add ipa_transforms_to_apply.
16198 * passes.c (register_one_dump_file): Work on IPA_PASS.
16199 (init_optimization_passes): Remove pass_inline_parameters and
16201 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16202 (execute_one_pass) ... here; apply transforms when possible.
16203 (add_ipa_transform_pass, execute_ipa_summary_asses,
16204 execute_one_ipa_transform_pass): New.
16205 (execute_ipa_pass_list): Update for IPA_PASS type.
16207 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16209 * config/i386/i386.c (ix86_builtin_type): Add
16210 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16211 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16212 (bdesc_args): Add SSE4a builtins.
16213 (ix86_init_mmx_sse_builtins): Updated.
16214 (ix86_expand_args_builtin): Likewise.
16215 (ix86_expand_builtin): Likewise.
16217 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16219 * config/i386/i386.c (ix86_builtin_type): Add
16220 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16221 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16222 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16223 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16224 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16225 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16226 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16227 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16228 and DI_FTYPE_DI_DI_INT.
16229 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16230 (ix86_init_mmx_sse_builtins): Updated.
16231 (ix86_expand_args_builtin): Likewise.
16232 (ix86_expand_builtin): Likewise.
16233 (ix86_expand_binop_imm_builtin): Removed.
16235 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16237 2008-04-30 Richard Guenther <rguenther@suse.de>
16239 PR tree-optimization/32921
16240 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16242 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16244 * config/arm/arm.c (arm_unwind_emit): Use
16245 crtl->all_throwers_are_sibcalls instead of
16246 cfun->all_throwers_are_sibcalls.
16247 (arm_output_fn_unwind): Likewise.
16248 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16249 instead of cfun->uses_pic_offset_table.
16250 (frv_expand_prologue): Likewise.
16251 (frv_frame_pointer_required): Likewise.
16252 (frv_expand_fdpic_call): Likewise.
16253 (frv_emit_movsi): Likewise.
16254 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16255 cfun->returns_pcc_struct instead of
16256 current_function_returns_pcc_struct.
16257 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16258 instead of cfun->calls_eh_return.
16259 (m32c_pushm_popm): Likewise.
16260 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16261 "extern" declaration.
16263 2008-04-30 Richard Guenther <rguenther@suse.de>
16265 PR tree-optimization/21636
16266 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16268 (evaluate_stmt): Print the likely value.
16269 (ccp_visit_stmt): Avoid excessive vertical spacing.
16271 2008-04-30 Rafael EspÃndola <espindola@google.com>
16273 * builtins.c (fold_call_expr): Return realret.
16274 * tree-ssa-threadedge.c
16275 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16276 __builtin_object_size.
16278 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16280 * gcc.c (wrapper_string): New variable.
16281 (insert_wrapper): New function.
16282 (execute): New option -wrapper.
16283 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16285 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16287 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16288 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16289 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16291 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16292 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16293 config/rs6000/e500crtres64gprctr.asm,
16294 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16295 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16296 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16297 config/rs6000/e500crtsav64gprctr.asm,
16298 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16299 config/rs6000/e500crtsavg64gprctr.asm: New files.
16300 * config/rs6000/t-ppccomm: Add build rules for new files.
16301 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16302 * config/rs6000/t-netbsd: Add build rules for new files.
16303 (LIB2FUNCS_STATIC_EXTRA): New variable.
16304 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16305 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16306 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16308 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16310 * config/i386/i386.c (ix86_builtin_type): Add
16311 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16312 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16313 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16314 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16315 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16316 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16317 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16318 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16319 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16320 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16321 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16322 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16323 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16324 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16325 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16326 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16327 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16328 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16329 V1DI_FTYPE_V2SI_V2SI.
16330 (bdesc_2arg): Moved to ...
16331 (bdesc_args): Here.
16332 (ix86_init_mmx_sse_builtins): Updated.
16333 (ix86_expand_args_builtin): Updated. Take a pointer
16334 to const struct builtin_description. Handle comparison
16336 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16337 (ix86_expand_builtin): Updated.
16339 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16340 (ssse3_pmaddubsw128): This.
16341 (ssse3_pmaddubswv4hi3): Renamed to ...
16342 (ssse3_pmaddubsw): This.
16344 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16345 (__builtin_ia32_packssdw128): Likewise.
16346 (__builtin_ia32_packuswb128): Likewise.
16347 (__builtin_ia32_pmaddubsw): Likewise.
16348 (__builtin_ia32_pmaddubsw128): Likewise.
16350 2008-04-30 Richard Guenther <rguenther@suse.de>
16352 PR tree-optimization/14847
16353 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16354 (recognize_bits_test): Use it.
16355 (recognize_single_bit_test): Likewise.
16357 2008-04-30 Martin Jambor <mjambor@suse.cz>
16359 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16360 instead of setting number of formal parameters to zero.
16361 (ipcp_init_stage): Do not set the number of actual parameters to zero
16363 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16364 which are called with variable number of arguments.
16365 (ipcp_insert_stage): Explicitely skipping all nodes which are
16366 called with variable number of arguments.
16367 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16368 number of parameters.
16370 * ipa-prop.h (struct ipa_node_params): Added flag
16371 called_with_var_arguments
16372 (ipa_set_param_count): Added. Changed sole setter to use it.
16373 (ipa_get_param_count): Added. All readers of param_count
16374 converted to use it instead.
16375 (ipa_set_called_with_variable_arg): Added.
16376 (ipa_is_called_with_var_arguments): Added.
16377 (ipa_get_ith_param): Added. All readers of param_decls converted
16379 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16381 (ipa_get_cs_argument_count): Added, all readers of argument_count
16383 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16386 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16387 (struct ipcp_lattice): Renamed cval_type to type
16388 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16390 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16391 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16392 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16393 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16394 (build_const_val): Changed the type of parameter cvalue to tree
16395 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16396 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16398 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16401 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16402 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16403 (ipa_add_method): Renamed to ipa_push_func_to_list
16404 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16405 (ipa_callsite_param_count): Removed.
16406 (ipa_callsite_param_count_set): Removed.
16407 (ipa_callsite_param): Removed.
16408 (ipa_callsite_callee): Removed.
16409 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16410 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16411 (ipa_method_formal_count): Removed.
16412 (ipa_method_formal_count_set): Removed.
16413 (ipa_method_get_tree): Removed.
16414 (ipa_method_tree_map_create): Removed.
16415 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16416 (ipa_create_param_decls_array): Creates the array itself
16417 (ipa_create_param_decls_array): Temporary variable info instead of
16418 a few dereferences.
16419 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16420 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16421 (get_type): Removed.
16422 (ipa_jf_get_info_type): Removed.
16423 (ipa_node_create): Renamed to ipa_create_node_params
16424 (ipa_free): Renamed to ipa_free_all_node_params
16425 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16426 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16427 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16428 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16429 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16430 ipa_free_all_edge_args
16431 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16432 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16433 (ipa_create_methodlist_node): Removed.
16434 (ipa_methodlist_method): Removed.
16435 (ipa_methodlist_method_set): Removed.
16436 (ipa_methodlist_next_method): Removed.
16437 (ipa_methodlist_next_method_set): Removed.
16438 (ipa_method_is_modified): Removed.
16439 (ipa_method_modify_create): Removed.
16440 (ipa_method_modify_init): Temporary variable info instead of a few
16442 (ipa_detect_param_modifications): Temporary variable info instead of
16443 a few dereferences.
16444 (ipa_compute_jump_functions): Temporary variable info instead of
16445 a few dereferences.
16446 (ipa_method_modify_set): Removed.
16447 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16448 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16449 than craph_node as the first parameter.
16450 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16451 (ipa_method_modify_init): Removed.
16452 (ipa_compute_jump_functions): Added a temp variable instead of
16453 repeatadly dereferencing the cgraph_edge.aux pointer
16454 (ipa_callsite_param_set_type): Removed.
16455 (ipa_compute_jump_functions): i renamed to index and moved to
16457 (ipa_callsite_param_set_info_type_formal): Removed.
16458 (ipa_callsite_param_set_info_type): Removed.
16459 (ipa_callsite_param_map_create): Removed.
16460 (ipa_callsite_tree): Removed.
16461 (ipa_callsite_caller): Removed.
16462 (ipa_pop_func_from_list): return_method removed to return_func
16464 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16465 prefixed all values with IPA_. Changed all users.
16466 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16467 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16468 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16469 (union parameter_info): Renamed to jump_func_value.
16470 (union jump_func_value): Renamed value to constant
16471 (struct ipa_jump_func): Renamed info_type to value
16472 (struct ipa_node): Renamed to ipa_node_params
16473 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16474 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16475 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16476 (struct ipa_edge): Renamed to ipa_edge_args
16477 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16478 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16479 (struct ipa_methodlist): Renamed to ipa_func_list
16480 (struct ipa_func_list): method_p renamed to node, next_method
16482 (ipa_methodlist_p): Removed, switched all users to struct pointer
16483 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16485 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16487 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16488 (rs6000_emit_epilogue): Use backchain to restore only when we
16489 have a large frame. Make use of frame pointer to restore if we
16490 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16492 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16494 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16495 Add mode to zero_extract.
16496 (sign bit tests peepholes): (Ditto.).
16498 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16500 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16501 Instructions in comments with SSE3.
16502 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16503 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16504 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16505 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16506 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16507 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16508 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16509 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16510 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16511 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16512 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16513 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16514 (bdesc_sse_args): Renamed to ...
16515 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16516 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16517 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16518 IX86_BUILTIN_FABSQ.
16519 (bdesc_1arg): Moved to ...
16520 (bdesc_args): Here.
16521 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16522 Instructions in comments with SSE3.
16523 (ix86_expand_sse_operands_builtin): Renamed to ...
16524 (ix86_expand_args_builtin): This. Updated.
16525 (ix86_expand_unop1_builtin): Update comments.
16526 (ix86_expand_builtin): Updated.
16528 2008-04-29 Richard Guenther <rguenther@suse.de>
16530 PR tree-optimization/36078
16531 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16532 Update virtual SSA form after cleaning up the CFG.
16534 2008-04-29 Richard Guenther <rguenther@suse.de>
16536 PR middle-end/15255
16537 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16539 2008-04-29 Richard Guenther <rguenther@suse.de>
16541 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16542 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16543 (compute_flow_insensitive_aliasing): Do not treat
16544 PTR_IS_REF_ALL pointers special.
16545 (get_smt_for): Likewise.
16546 (may_alias_p): Re-structure.
16547 (is_escape_site): A ref-all pointer conversion is not an escape site.
16548 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16549 PTR_IS_REF_ALL pointers special.
16550 * tree-ssa-structalias.h (struct alias_info): Remove
16551 ref_all_symbol_mem_tag field.
16552 (PTR_IS_REF_ALL): Remove.
16554 2008-04-29 Richard Guenther <rguenther@suse.de>
16556 PR middle-end/36077
16557 * fold-const.c (extract_muldiv_1): In combining division constants
16558 make sure to never overflow.
16560 2008-04-29 Nick Clifton <nickc@redhat.com>
16562 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16564 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16567 * optc-gen.awk: Work around HP-UX/IA awk bug.
16569 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16571 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16574 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16577 * config/i386/i386.md
16578 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16579 Change operand 1 predicate to nonimmediate_operand.
16581 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16584 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16586 * gengtype.c (walk_type, write_func_for_structure): Handle
16588 * doc/gty.texi: Document chain_circular.
16590 2008-04-28 Richard Guenther <rguenther@suse.de>
16592 PR tree-optimization/36066
16593 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16596 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16599 * config/i386/i386.md
16600 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16601 Use match_scratch instead of match_operand for operands 3 and 4.
16603 2008-04-27 Richard Guenther <rguenther@suse.de>
16605 PR tree-optimization/18754
16606 PR tree-optimization/34223
16607 * tree-pass.h (pass_complete_unrolli): Declare.
16608 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16609 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16610 Rewrite loop into loop closed SSA form if it is not already.
16611 (tree_unroll_loops_completely): Re-structure to iterate over
16612 innermost loops with intermediate CFG cleanups.
16613 Unroll outermost loops only if requested or the code does not grow
16615 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16616 loops are available.
16617 (tree_vectorize): Instead do so here.
16618 (tree_complete_unroll): Also unroll outermost loops.
16619 (tree_complete_unroll_inner): New function.
16620 (gate_tree_complete_unroll_inner): Likewise.
16621 (pass_complete_unrolli): New pass.
16622 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16623 uses outside of the loop.
16624 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16625 form if it is available.
16626 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16627 * passes.c (init_optimization_passes): Schedule complete inner
16628 loop unrolling pass before the first CCP pass after final inlining.
16630 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16632 * targhooks.h (default_emutls_var_fields,
16633 default_emutls_var_init): Declare.
16634 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16635 * target.h (struct gcc_target): Add struct emutls member.
16636 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16637 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16638 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16639 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16640 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16641 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16642 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16643 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16644 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16645 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16646 emit debug information.
16647 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16648 * varasm.c: Include targhooks.h.
16649 (emutls_object_section, emutls_tmpl_section): New.
16650 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16651 (EMUTLS_SEPARATOR): New.
16652 (prefix_name): New.
16653 (get_emutls_object_name): New.
16654 (default_emutls_var_fields): New, broken out of ...
16655 (get_emutls_object_type): ... here. Adjust to use target hooks.
16656 (get_emutls_init_templ_addr): Adjust to use target hooks.
16657 (emutls_decl): Adjust to use target hooks.
16658 (emutls_finish): Likewise.
16659 (default_emutls_var_init): New, broken out of ...
16660 (assemble_variable): ... here. Adjust to use target hooks.
16661 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16662 SECCAT_EMUTLS_TMPL.
16663 * c-common.c (handle_section_attribute): Prevent overriding
16664 sections for emulated tls with special sections.
16665 * config/i386/i386.c (x86_64_elf_select_section): Add
16666 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16667 (x86_64_elf_unique_section): Likewise.
16668 * config/vxworks.c: Include tree.h.
16669 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16670 (vxworks_override_options): Set TLS scheme.
16671 * doc/tm.texi (Emulated TLS): New node.
16673 2008-04-26 Simon Baldwin <simonb@google.com>
16676 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16677 with propagated string constants.
16679 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16681 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16682 constraint for operand 2 when operand 0 is memory operand.
16683 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16684 operand 0 is memory operand.
16685 (fix_trunc<mode>_i387_with_temp): Ditto.
16686 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16687 operand 2 when operand 1 is memory operand.
16688 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16689 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16690 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16691 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16692 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16693 operands 2,3 and 4 when operand 1 is memory operand.
16694 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16696 (fistdi2_floor_with_temp): Ditto.
16697 (fist<mode>2_floor_with_temp): Ditto.
16698 (fistdi2_ceil_with_temp): Ditto.
16699 (fist<mode>2_ceil_with_temp): Ditto.
16700 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16702 2008-04-26 David Daney <ddaney@avtrex.com>
16704 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16706 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16707 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16708 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16709 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16710 (compare_and_swap_12): New insn.
16711 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16712 * config/mips/mips.c (mips_force_binary): New function.
16713 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16714 (mips_expand_compare_and_swap_12): New function.
16715 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16717 2008-04-25 Jan Hubicka <jh@suse.cz>
16720 * cfgexpand.c (pass_expand): Turn into RTL pass.
16721 * passes.c (execute_one_pass): Do pass typechecking after execution.
16722 * tree-pass.h (pass_expand): Turn into RTL pass.
16724 * function.h (struct rtl_data): Move here fields
16725 accesses_prior_frames, calls_eh_return, saves_all_registers,
16726 has_nonlocal_goto, has_asm_statement, is_thunk,
16727 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16728 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16729 arg_pointer_save_area_init from struct function; turn into bool.
16730 (struct function): Move
16731 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16732 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16733 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16734 tail_call_emit, arg_pointer_save_area_init
16735 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16736 (current_function_returns_struct, current_function_returns_pcc_struct,
16737 current_function_calls_setjmp, current_function_calls_alloca,
16738 current_function_accesses_prior_frames,
16739 current_function_calls_eh_return, current_function_is_thunk,
16740 current_function_stdarg, current_function_profile,
16741 current_function_limit_stack, current_function_uses_pic_offset_table,
16742 current_function_uses_const_pool, current_function_has_nonlocal_label,
16743 current_function_saves_all_registers,
16744 current_function_has_nonlocal_goto,
16745 current_function_has_asm_statement): Remove accesor macros.
16746 * ra-conflict.c (global_conflicts): Update.
16747 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16748 (suitable_for_tail_call_opt_p): Update.
16749 * builtins.c (expand_builtin_return_addr): Update.
16750 (expand_builtin_setjmp_setup): Update.
16751 (expand_builtin_nonlocal_goto): Update.
16752 * final.c (final_start_function): Update.
16753 (profile_function): Update.
16754 (leaf_function_p): Update.
16755 (only_leaf_regs_used): Update.
16756 * df-scan.c (df_get_exit_block_use_set): Update.
16757 * dojump.c (clear_pending_stack_adjust): Update.
16758 * tree-stdarg.c (gate_optimize_stdarg): Update.
16759 * gimple-low.c (lower_function_body): Update.
16760 * global.c (compute_regsets): Update.
16761 (global_alloc): Update.
16762 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16763 * expr.c (expand_assignment): Update.
16764 * dse.c (dse_step0): Update.
16765 (dse_step1): Update.
16766 * c-decl.c (store_parm_decls): Update.
16767 * local-alloc.c (combine_regs): Update.
16768 (find_free_reg): Update.
16769 * function.c (assign_parms_augmented_arg_list): Update.
16770 (assign_parm_find_data_types): Update.
16771 (assign_parms): Update.
16772 (allocate_struct_function): Update.
16773 (expand_function_start): Update.
16774 (expand_function_end): Update.
16775 (get_arg_pointer_save_area): Update.
16776 (thread_prologue_and_epilogue_insns): Update.
16777 (rest_of_match_asm_constraints): Update.
16778 * stor-layout.c (variable_size): Update.
16779 * gcse.c (gcse_main): Update.
16780 (bypass_jumps): Update.
16781 * gimplify.c (gimplify_function_tree): Update.
16782 * calls.c (emit_call_1): Update.
16783 (expand_call): Update.
16784 * bt-load.c (compute_defs_uses_and_gen): Update.
16785 * except.c (sjlj_assign_call_site_values): Update.
16786 (sjlj_emit_function_enter): Update.
16787 (can_throw_external): Update.
16788 (set_nothrow_function_flags): Update.
16789 (expand_builtin_unwind_init): Update.
16790 (expand_eh_return): Update.
16791 (convert_to_eh_region_ranges): Update.
16792 (output_function_exception_table): Update.
16793 * emit-rtl.c (gen_tmp_stack_mem): Update.
16794 * cfgexpand.c (expand_used_vars): Update.
16795 (tree_expand_cfg): Update.
16796 * cfgcleanup.c (rest_of_handle_jump): Update.
16797 * explow.c (allocate_dynamic_stack_space): Update.
16798 * varasm.c (assemble_start_function): Update.
16799 (force_const_mem): Update.
16800 (mark_constant_pool): Update.
16801 * tree-optimize.c (tree_rest_of_compilation): Update.
16802 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16803 * tree-cfg.c (notice_special_calls): Update.
16804 (is_ctrl_altering_stmt): Update.
16805 (tree_can_make_abnormal_goto): Update.
16806 (tree_purge_dead_abnormal_call_edges): Update.
16807 * config/alpha/predicates.md: Update.
16808 * config/alpha/alpha.c (alpha_sa_mask): Update.
16809 (alpha_sa_size): Update.
16810 (alpha_does_function_need_gp): Update.
16811 (alpha_expand_prologue): Update.
16812 (alpha_start_function): Update.
16813 (alpha_output_function_end_prologue): Update.
16814 (alpha_expand_epilogue): Update.
16815 * config/frv/frv.c (frv_stack_info): Update.
16816 (frv_expand_epilogue): Update.
16817 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16818 (s390_register_info): Update.
16819 (s390_frame_info): Update.
16820 (s390_init_frame_layout): Update.
16821 (s390_can_eliminate): Update.
16822 (save_gprs): Update.
16823 * config/spu/spu.c (spu_split_immediate): Update.
16824 (need_to_save_reg): Update.
16825 (spu_expand_prologue): Update.
16826 (spu_expand_epilogue): Update.
16827 * config/sparc/sparc.md: Update.
16828 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16829 (sparc_tls_got): Update.
16830 (legitimize_pic_address): Update.
16831 (sparc_emit_call_insn): Update.
16832 (sparc_expand_prologue): Update.
16833 (output_return): Update.
16834 (print_operand): Update.
16835 (sparc_function_ok_for_sibcall): Update.
16836 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16837 * config/m32r/m32r.md: Update.
16838 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16839 (m32r_compute_frame_size): Update.
16840 (m32r_expand_prologue): Update.
16841 (m32r_expand_epilogue): Update.
16842 (m32r_legitimize_pic_address): Update.
16843 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16844 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16845 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16846 (gen_push): Update.
16847 (ix86_save_reg): Update.
16848 (ix86_compute_frame_layout): Update.
16849 (ix86_expand_prologue): Update.
16850 (ix86_expand_epilogue): Update.
16851 * config/sh/sh.c (output_stack_adjust): Update.
16852 (calc_live_regs): Update.
16853 (sh5_schedule_saves): Update.
16854 (sh_expand_prologue): Update.
16855 (sh_expand_epilogue): Update.
16856 (sh_setup_incoming_varargs): Update.
16857 (sh_allocate_initial_value): Update.
16858 (sh_get_pr_initial_val): Update.
16859 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16860 * config/sh/sh.md (label:): Update.
16861 * config/avr/avr.c (out_movhi_mr_r): Update.
16862 * config/crx/crx.h (enum): Update.
16863 * config/xtensa/xtensa.h (along): Update.
16864 * config/stormy16/stormy16.c Update.
16865 (xstormy16_compute_stack_layout): Update.
16866 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16867 (fr30_expand_prologue): Update.
16868 * config/cris/cris.c (cris_conditional_register_usage): Update.
16869 (cris_reg_saved_in_regsave_area): Update.
16870 (cris_initial_frame_pointer_offset): Update.
16871 (cris_simple_epilogue): Update.
16872 (cris_expand_prologue): Update.
16873 (cris_expand_epilogue): Update.
16874 (cris_expand_pic_call_address): Update.
16875 (cris_asm_output_symbol_ref): Update.
16876 (cris_asm_output_label_ref): Update.
16877 * config/cris/cris.md Update.
16878 * config/iq2000/iq2000.c (compute_frame_size): Update.
16879 (iq2000_expand_epilogue): Update.
16880 * config/mt/mt.h (save_direction): Update.
16881 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16882 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16883 (ia64_secondary_reload_class): Update.
16884 * config/m68k/m68k.c (m68k_save_reg): Update.
16885 (m68k_expand_prologue): Update.
16886 (m68k_expand_epilogue): Update.
16887 (legitimize_pic_address): Update.
16888 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16889 (first_reg_to_save): Update.
16890 (first_altivec_reg_to_save): Update.
16891 (compute_vrsave_mask): Update.
16892 (compute_save_world_info): Update.
16893 (rs6000_stack_info): Update.
16894 (spe_func_has_64bit_regs_p): Update.
16895 (rs6000_ra_ever_killed): Update.
16896 (rs6000_emit_eh_reg_restore): Update.
16897 (rs6000_emit_allocate_stack): Update.
16898 (rs6000_emit_prologue): Update.
16899 (rs6000_emit_epilogue): Update.
16900 (rs6000_output_function_epilogue): Update.
16901 (output_profile_hook): Update.
16902 (rs6000_elf_declare_function_name): Update.
16903 * config/rs6000/rs6000.h (rs6000_args): Update.
16904 * config/rs6000/rs6000.md: Update.
16905 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16906 * config/arc/arc.c (arc_output_function_epilogue): Update.
16907 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16908 * config/darwin.c (machopic_function_base_name): Update.
16909 * config/score/score3.c (score3_compute_frame_size): Update.
16912 (score3_epilogue): Update.
16913 * config/score/score7.c (score7_compute_frame_size): Update.
16914 (score7_prologue): Update.
16915 (score7_epilogue): Update.
16916 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16917 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16918 * config/arm/arm.c (use_return_insn): Update.
16919 (require_pic_register): Update.
16920 (arm_load_pic_register): Update.
16921 (arm_compute_save_reg0_reg12_mask): Update.
16922 (arm_compute_save_reg_mask): Update.
16923 (thumb1_compute_save_reg_mask): Update.
16924 (output_return_instruction): Update.
16925 (arm_output_function_prologue): Update.
16926 (arm_output_epilogue): Update.
16927 (arm_get_frame_offsets): Update.
16928 (arm_expand_prologue): Update.
16929 (thumb_pushpop): Update.
16930 (thumb_exit): Update.
16931 (thumb1_expand_prologue): Update.
16932 (thumb1_expand_epilogue): Update.
16933 (arm_unwind_emit): Update.
16934 (arm_output_fn_unwind): Update.
16935 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16936 * config/arm/arm.md: Update.
16937 * config/pa/pa.md: Update.
16938 * config/pa/pa.c (legitimize_pic_address): Update.
16939 (compute_frame_size): Update.
16940 (hppa_expand_prologue): Update.
16941 (hppa_expand_epilogue): Update.
16942 (borx_reg_operand): Update.
16943 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16944 (HARD_REGNO_RENAME_OK): Update.
16945 * config/mips/mips.c (mips_global_pointer): Update.
16946 (mips_save_reg_p): Update.
16947 (mips_compute_frame_info): Update.
16948 (mips_frame_pointer_required): Update.
16949 (mips_expand_prologue): Update.
16950 (mips_expand_epilogue): Update.
16951 (mips_can_use_return_insn): Update.
16952 (mips_reorg_process_insns): Update.
16953 * config/v850/v850.c (compute_register_save_size): Update.
16954 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16955 * config/mmix/mmix.c (along): Update.
16956 (mmix_expand_epilogue): Update.
16957 * config/bfin/bfin.c (legitimize_pic_address): Update.
16958 (must_save_p): Update.
16959 (stack_frame_needed_p): Update.
16960 (add_to_reg): Update.
16961 (bfin_expand_prologue): Update.
16962 * stmt.c (expand_asm_operands): Update.
16963 * reload1.c (reload): Update.
16964 (init_elim_table): Update.
16966 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16968 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16970 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16972 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16973 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16974 (mov<mode>): Removed.
16975 (*movv4sf_internal): Likewise.
16976 (*movv2df_internal): Likewise.
16978 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16980 * config.gcc (crx-*-elf): Remove deprecation.
16982 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16984 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16985 __gcc_deregister_frame with atexit.
16986 (deregister_frame_dtor): Remove.
16988 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16989 Nathan Sidwell <nathan@codesourcery.com>
16991 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16993 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16994 (rs6000_isel): Likewise.
16995 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16996 (rs6000_isel): New variable.
16997 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16999 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17002 * c-common.c (handle_vector_size_attribute): Call
17003 lang_hooks.types.reconstruct_complex_type instead of
17004 reconstruct_complex_type.
17005 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17006 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17007 * langhooks.h (struct lang_hooks_for_types): Add
17008 reconstruct_complex_type hook.
17009 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17010 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17012 2008-04-24 Richard Guenther <rguenther@suse.de>
17014 * c-common.h (check_builtin_function_arguments): Declare.
17015 * c-common.c (validate_nargs): New function.
17016 (check_builtin_function_arguments): Likewise.
17017 * c-typeck.c (build_function_call): Call
17018 check_builtin_function_arguments.
17019 * builtins.c (fold_builtin_classify): Remove error reporting code.
17020 (fold_builtin_unordered_cmp): Likewise.
17021 (fold_builtin_1): Likewise.
17022 (fold_builtin_n): Likewise.
17024 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17026 PR tree-optimization/36008
17027 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17028 the original op1, rather than delta by step.
17030 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17031 Sebastian Pop <sebastian.pop@amd.com>
17033 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17034 eliminate_local_variables_stmt, eliminate_local_variables,
17035 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17036 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17037 of code delimited by two edges in the CFG.
17038 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17039 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17040 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17041 the case of parallelisation of reductions.
17042 (expr_invariant_in_region_p): New.
17044 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17045 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17047 2008-04-24 Ira Rosen <irar@il.ibm.com>
17048 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/36034
17051 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17052 incapable of dealing with loads with gaps.
17054 2008-04-24 Rafael EspÃndola <espindola@google.com>
17056 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17057 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17058 vrp_evaluate_conditional.
17059 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17060 (vrp_evaluate_conditional): Split the cond argument.
17061 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17062 (simplify_stmt_for_jump_threading): Update call to
17063 vrp_evaluate_conditional.
17065 2008-04-24 Ira Rosen <irar@il.ibm.com>
17067 PR tree-optimization/35982
17068 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17069 interleaved data-refs are of the same type.
17071 2008-04-24 Danny Smith <dannysmith@users.net>
17073 * c-format.c (check_format_info_main): Use strncmp rather than a
17074 magic prefix to handle multichar length specs.
17075 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17076 Don't prefix "I64" and "I32" with '\0'.
17078 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17081 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17082 in registers for -m32 only if stdarg_p (fntype).
17084 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17086 PR rtl-optimization/36006
17087 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17088 temp to op0 in order to avoid invalid rtx sharing.
17090 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17092 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17093 check TREE_INVARIANT.
17094 * tree-gimple.c (is_gimple_address): New.
17095 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17096 * tree-gimple.h (is_gimple_address): New.
17097 * tree.h (decl_address_invariant_p): New.
17098 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17099 (build_string): Likewise.
17100 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17101 (tree_invariant_p_1): Likewise.
17102 (save_expr): Use it.
17103 (tree_invariant_p): New.
17104 (skip_simple_arithmetic): Use it.
17105 (stabilize_reference_1): Use it.
17106 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17108 (build1_stat): Drop code to compute TREE_INVARIANT.
17109 (build2_stat): Drop code to compute TREE_INVARIANT.
17110 (build3_stat): Drop code to compute TREE_INVARIANT.
17111 (build4_stat): Drop code to compute TREE_INVARIANT.
17112 (build5_stat): Drop code to compute TREE_INVARIANT.
17113 (build7_stat): Drop code to compute TREE_INVARIANT.
17114 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17115 * tree.h (struct tree_base): Remove invariant_flag.
17116 (TREE_INVARIANT): Remove.
17117 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17118 (fold_builtin_expect): Check TREE_CONSTANT.
17119 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17120 * c-tree.h (c_expr_to_decl): Drop third parameter.
17121 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17122 (build_c_cast): Don't set TREE_INVARIANT.
17123 (pop_init_level): Don't set TREE_INVARIANT.
17124 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17125 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17127 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17128 (gimplify_addr_expr): Adjust comment.
17129 * tree-mudflap.c (mf_build_string):
17130 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17131 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17132 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17133 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17134 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17135 * langhooks.h (struct lang_hooks): Drop third parameter from
17138 2008-04-23 Richard Guenther <rguenther@suse.de>
17140 PR tree-optimization/27799
17141 PR tree-optimization/32921
17142 PR tree-optimization/32624
17143 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17144 SMTs aliases and the tag itself into the solution.
17145 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17146 merge the points-to solution back into the SMT aliases.
17147 (may_alias_p): Use alias_set_subset_of instead of
17148 aliases_conflict_p. A pointer which points to
17149 memory with alias set zero may access any variable.
17151 2008-04-23 Richard Guenther <rguenther@suse.de>
17153 * alias.c (alias_set_subset_of): Correctly handle asking
17154 if zero is a subset of an alias set with zero child.
17155 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17156 (compute_flow_insensitive_aliasing): Correctly walk all
17157 pointers. Do not unnecessarily union sets.
17159 2008-04-23 Richard Guenther <rguenther@suse.de>
17161 PR middle-end/36021
17162 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17164 2008-04-22 Tomas Bily <tbily@suse.cz>
17166 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17168 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17170 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17171 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17172 * tree-inline.c (estimate_num_insns_1): Likewise.
17173 * varasm.c (const_hash_1, compare_constant, copy_constant)
17174 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17175 * emit-rtl.c (component_ref_for_mem_expr)
17176 (set_mem_attributes_minus_bitpos): Likewise.
17177 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17178 (is_aligning_offset): Likewise.
17179 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17180 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17181 * dojump.c (do_jump): Likewise.
17182 * builtins.c (get_pointer_alignment, get_memory_rtx)
17183 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17184 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17186 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17188 PR rtl-optimization/36017
17189 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17190 expanding the library call.
17192 2008-04-22 Ian Lance Taylor <iant@google.com>
17194 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17195 than size_in_bytes.
17197 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17199 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17200 of LR/CTR moves for Power6.
17202 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17204 PR middle-end/36003
17205 * passes.c (init_optimization_passes): Remove
17206 pass_fast_rtl_byte_dce.
17208 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17211 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17212 builtin functions to generate faster code.
17213 (_mm_cvtpu16_ps): Ditto.
17214 (_mm_cvtpi32x2_ps): Ditto.
17216 2008-04-22 Nick Clifton <nickc@redhat.com>
17218 * common.opt (ftree-loop-distribution): Add Optimization
17221 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17222 (frv_expand_builtin_va_start): Likewise.
17224 * config/arm/arm.c (thumb_find_work_register): Fix location of
17225 argument register count.
17227 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17229 Support scheduling for ColdFire V1 and V3 microarchitecture.
17230 Improve scheduling of multiplication instructions.
17232 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17233 (mac): New instruction attribute.
17234 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17235 (m68k_sched_mac): New variable.
17236 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17237 Handle cfv1 and cfv3.
17238 (max_insn_size): New static variable.
17239 (struct _sched_ib): New type.
17240 (sched_ib): New static variable.
17241 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17242 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17243 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17245 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17246 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17247 new variables. Update.
17248 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17249 Add modeling of cfv3 instruction buffer. Update.
17250 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17251 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17252 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17253 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17254 a particular reservation applies to.
17255 (type2): Reorganize attribute values. Rename alu to alu_reg,
17256 alu_l to alu, move_l to omove. Join move to alu. Split mul
17257 to mul_l and mul_w.
17258 (cf_ib_*): Simplify description of instruction buffer.
17259 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17260 (cf_mem): Split into cf_mem1 and cf_mem2.
17261 (cf_v2_move_??): Rename to cfv12_alu_??.
17262 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17263 (cf_v2_mul_??): Remove reservations.
17264 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17265 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17266 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17268 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17269 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17270 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17271 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17272 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17273 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17274 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17275 expansions of the above reservations for instructions of sizes
17278 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17280 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17282 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17284 * coverage.c: Include tree-pass.h.
17285 (coverage_counter_alloc): Print da_file_name to the dump file.
17287 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17289 * sbitmap.c (sbitmap_range_empty_p): New function.
17290 * sbitmap.h (sbitmap_range_empty_p): New function.
17291 * bitmap.h: Now includes obstack.h.
17293 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17294 Kenneth Zadeck <zadeck@naturalbridge.com>
17296 * dbgcnt.def (ra_byte_scan): Added.
17297 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17298 when the last hit happens for a counter.
17299 * timevar.def (TV_DF_BYTE_LR): New variable.
17300 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17301 * passes.c (pass_fast_rtl_byte_dce): New pass.
17302 * fwprop.c (update_df): Added mode to call df_ref_create.
17303 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17304 DF_REF_EXTRACT_OFFSET.
17305 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17306 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17308 (df_ref_extract): Added mode field.
17309 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17310 DF_REF_EXTRACT_OFFSET.
17311 (DF_REF_EXTRACT_MODE): New macro.
17312 (df_byte_lr_bb_info): New structure.
17313 (df_print_byte_regset, df_compute_accessed_bytes,
17314 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17315 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17316 df_byte_lr_simulate_uses,
17317 df_byte_lr_simulate_artificial_refs_at_top,
17318 df_byte_lr_simulate_artificial_refs_at_end,
17319 df_compute_accessed_bytes): New function.
17320 (df_ref_create): Add parameter.
17321 (df_byte_lr_get_bb_info): New inline function.
17322 * df-scan.c (df_ref_record, df_uses_record,
17323 df_ref_create_structure): Added mode parameter.
17324 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17325 df_defs_record, df_uses_record, df_get_conditional_uses,
17326 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17327 df_entry_block_defs_collect, df_exit_block_uses_collect):
17328 Added mode parameter to calls to df_ref_record, df_uses_record,
17329 df_ref_create_structure.
17330 (df_ref_equal_p, df_ref_compare): Added test for modes.
17331 (df_ref_create_structure): Added code to set mode. Renamed
17332 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17333 DF_REF_EXTRACT_OFFSET.
17334 * df-core.c (df_print_byte_regset): New function.
17335 * df-byte-scan.c: New file.
17336 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17337 calls to BITMAP_FREE.
17338 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17339 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17340 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17341 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17342 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17343 df_byte_lr_local_compute, df_byte_lr_init,
17344 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17345 df_byte_lr_transfer_function, df_byte_lr_free,
17346 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17347 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17348 df_byte_lr_simulate_uses,
17349 df_byte_lr_simulate_artificial_refs_at_top,
17350 df_byte_lr_simulate_artificial_refs_at_end): New function.
17351 * dce.c (byte_dce_process_block): New function.
17352 (dce_process_block): au is now passed in rather than computed
17353 locally. Changed loops that look at artificial defs to not look
17354 for conditional or partial ones, because there never are any.
17355 (fast_dce): Now is able to drive byte_dce_process_block or
17356 dce_process_block depending on the kind of dce being done.
17357 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17358 (rest_of_handle_fast_byte_dce): New function.
17359 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17360 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17362 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17365 * gcc.h: Added fortran options that take arguments to
17366 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17369 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17371 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17372 scalarization if on the LHS and not a full access.
17374 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17376 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17378 2008-04-18 Rafael EspÃndola <espindola@google.com>
17380 * tree-vrp.c (find_case_label_index): Fix the binary search.
17381 (find_case_label_range): New.
17382 (vrp_visit_switch_stmt): Use find_case_label_range.
17383 (simplify_switch_using_ranges): Use find_case_label_range.
17385 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17387 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17388 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17390 2008-04-18 Tom Tromey <tromey@redhat.com>
17393 * doc/cpp.texi (Implementation-defined behavior): Mention
17396 2008-04-18 Ian Lance Taylor <iant@google.com>
17398 * fold-const.c (pointer_may_wrap_p): New static function.
17399 (fold_comparison): Add another test for pointer overflow. Use
17400 pointer_may_wrap_p to disable some false positives.
17402 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17404 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17405 (fname_as_string): Match updated cpp_interpret_string prototype.
17406 (fix_string_type): Support char16_t* and char32_t*.
17407 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17408 derivative) nodes. Register as builtin if C++0x.
17409 (c_parse_error): Support CPP_CHAR{16,32}.
17410 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17411 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17412 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17413 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17414 CTI_CHAR32_ARRAY_TYPE>: New elements.
17415 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17416 char32_type_node, signed_char32_type_node, char16_array_type_node,
17417 char32_array_type_node): New defines.
17418 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17419 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17420 (lex_string): Support CPP_STRING{16,32}, match updated
17421 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17422 (lex_charconst): Support CPP_CHAR{16,32}.
17423 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17424 and CPP_STRING{16,32}.
17426 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17429 * aclocal.m4: Regenerate.
17430 * configure: Regenerate.
17432 2008-04-18 Jan Hubicka <jh@suse.cz>
17434 * except.c (dw2_size_of_call_site_table,
17435 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17437 * cgraphbuild.c (build_cgraph_edges): Update.
17438 * tree-pass.h: Update comment.
17439 * final.c (leaf_function_p): Update.
17440 (leaf_renumber_regs): Update.
17441 (rest_of_clean_state): Update.
17442 * omp-low.c (expand_omp_parallel): Update.
17443 * ipa-reference.c (analyze_function): Update.
17444 * reorg.c (find_end_label): Update.
17445 (optimize_skip): Update.
17446 (fill_simple_delay_slots): Update.
17447 (fill_simple_delay_slots): Update.
17448 (make_return_insns): Update.
17449 (dbr_schedule): Update.
17450 * gimple-low.c (record_vars_into): Update.
17451 * cfgbuild.c (make_edges): Update.
17452 * function.c (assign_stack_local): Update.
17453 (assign_parm_adjust_stack_rtl): Update.
17454 (locate_and_pad_parm): Update.
17455 (allocate_struct_function): Do not initialize stack_alignment_needed
17456 and preferred_stack_boundary here.
17457 (stack_protect_prologue): Update.
17458 (stack_protect_epilogue): Update.
17459 (expand_function_start): Initialize stack_alignment_needed,
17460 preferred_stack_boundary and max_jumptable_ents.
17461 (expand_function_end): Update.
17462 (free_after_compilation): Do not NULLify epilogue_delay_list.
17463 * function.h (struct rtl_data): Add stack_protect_guard,
17464 stack_alignment_needed,
17465 preferred_stack_boundary, epilogue_delay_list.
17466 (struct function): Remove value_histograms, stack_alignment_needed,
17467 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17469 unexpanded_var_list, stack_protect_guard.
17470 (current_function_epilogue_delay_list): Remove.
17471 * ipa-type-escape.c (analyze_function): Update.
17472 * gimplify.c (pop_gimplify_context): Update comment.
17473 * calls.c (expand_call): Update.
17474 (emit_library_call_value_1): Update.
17475 * except.c (set_nothrow_function_flags): Update.
17476 * cfgexpand.c (get_decl_align_unit): Update.
17477 (create_stack_guard): Update.
17478 (estimated_stack_frame_size): Update.
17479 (expand_used_vars): Update.
17480 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17481 * explow.c (allocate_dynamic_stack_space): Update.
17482 * tree-ssa-live.c (remove_unused_locals): Update.
17483 * varasm.c (mark_constant_pool): Update.
17484 * tree-inline.c (remap_decls): Update.
17485 (initialize_cfun): Update.
17486 (declare_return_variable): Update.
17487 (inline_forbidden_p): Update.
17488 (expand_call_inline): Update.
17489 (declare_inline_vars): Update.
17490 (tree_function_versioning): Update.
17491 * tree-flow.h (value_histograms): New.
17492 (VALUE_HISTOGRAMS): New macro.
17493 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17495 * tree-cfg.c (set_bb_for_stmt): Update.
17496 (replace_by_duplicate_decl): Update.
17497 (move_block_to_fn): Update.
17498 (new_label_mapper): Update.
17499 (dump_function_to_file): Update.
17500 * ipa-struct-reorg.c (build_data_structure): Update.
17501 * cfgrtl.c (print_rtl_with_bb): Update.
17502 * reload1.c (reload): Update.
17504 * config/i386/i386.c (setup_incoming_varargs_64,
17505 ix86_compute_frame_layout): Update.
17506 * config/arc/arc.c (arc_output_function_epilogue): Update.
17508 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17510 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17511 for FreeBSD as well.
17512 * gthr-posix95.h: Likewise.
17514 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17516 PR rtl-optimization/35838
17517 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17518 out the byte offset of the first subreg.
17520 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17522 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17523 to split_ti instead of three separate calls with single member arrays.
17524 (subti3 splitter): Ditto.
17525 (adddi3 splitter): Ditto with split_di.
17526 (subdi3 splitter): Ditto.
17527 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17528 two separate calls with single member arrays. Swap match_dup
17529 operands 1 and 2 to better fit into the array.
17530 (negdi2 splitter): Ditto with split_di.
17531 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17532 two separate calls with single member arrays. Swap match_dup operands
17533 6 and 7 to better fit into the array.
17535 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17537 * config/i386/i386.c (sse_builtin_type): New.
17538 (bdesc_sse_args): Likewise.
17539 (bdesc_sse_3arg): Removed.
17540 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17541 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17542 IX86_BUILTIN_ROUNDPS.
17543 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17544 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17545 IX86_BUILTIN_ROUNDPS.
17546 (ix86_expand_sse_4_operands_builtin): Removed.
17547 (ix86_expand_sse_operands_builtin): New.
17548 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17549 and CODE_FOR_sse4_1_roundps.
17550 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17551 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17553 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17556 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17557 regs before frame pop when needed. If use_backchain_to_restore_sp
17558 then load backchain into a temp reg to restore vr and vrsave. Add
17559 code to restore vr after frame pop if possible.
17561 2008-04-17 Richard Guenther <rguenther@suse.de>
17563 * tree-vn.c (expressions_equal_p): Do not check type
17564 equality or compatibility before calling operand_equal_p.
17565 * fold-const.c (operand_equal_p): Check equivalence of
17566 integer constants before bailing out due to signedness or
17567 precision differences.
17568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17569 spurious differences in type qualification. Ignore types
17570 for COMPONENT_REFs at all.
17572 2008-04-17 Christian Bruel <christian.bruel@st.com>
17574 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17575 msw_skip comparison.
17577 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17580 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17583 PR tree-optimization/35899
17584 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17585 rather than TREE_OPERAND.
17587 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17590 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17591 temporary registers. Change operand predicate to general_operand.
17592 (remainderxf3): Ditto.
17594 2008-04-16 Richard Guenther <rguenther@suse.de>
17596 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17597 * tree-affine.c (aff_combination_expand): Look through some
17600 2008-04-15 Doug Kwan <dougkwan@google.com>
17602 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17604 * tree-pretty-print.c (dump_generic_node): Ditto.
17605 * final.c (output_addr_const): Ditto.
17606 * dwarf2out.c (output_cfi): Ditto.
17607 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17608 * print-rtl.c (print_rtx): Ditto.
17609 * print-tree.c (print_node_brief, print_node): Ditto.
17610 * c-common.c (match_case_to_enum_1): Ditto.
17611 * sched-vis.c (print_value): Ditto.
17612 * config/i386/i386.c (print_operand): Cast to long unsigned int
17615 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17616 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17617 MS Windows VirtualProtect function.
17619 2008-04-15 Jan Hubicka <jh@suse.cz>
17621 * gengtype.c (write_root): Param_is argument is OK.
17622 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17623 * function.h: Include varray.h
17624 (rtl_eh): New stucture based on except.c one.
17625 (call_site_record): New forward declaration and vector type.
17626 * calls.c (emit_call_1): Do not call
17627 note_current_region_may_contain_throw.
17628 * except.c (eh_status): Remove cur_region, try_region since they are
17630 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17631 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17632 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17633 Remove call_site_data_used, call_site_data_size.
17634 Turn call_site_record into vector in function.h.
17635 (note_current_region_may_contain_throw): Remove.
17636 (get_exception_pointer, get_exception_filter): Do not take struct
17637 function argument; update.
17638 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17639 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17640 build_post_landing_pads, dw2_build_landing_pads,
17641 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17642 sjlj_emit_function_enter, sjlj_emit_function_enter,
17643 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17644 sjlj_build_landing_pads, finish_eh_generation,
17645 remove_exception_handler_label, remove_eh_handler,
17646 maybe_remove_eh_handler, add_reachable_handler,
17647 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17648 add_action_record, collect_one_action_chain, add_call_site,
17649 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17650 sjlj_output_call_site_table, output_function_exception_table,
17651 * except.h (note_current_region_may_contain_throw): Remove
17652 (get_exception_pointer, get_exception_filter): Do not take struct
17654 * Makefile.in (GTFILES): Put varargs before struct function.
17656 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17658 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17659 punt for STRING_CST.
17660 (get_constraint_for): Deal with STRING_CST here instead.
17662 2008-04-15 Richard Guenther <rguenther@suse.de>
17664 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17665 statements in a basic-block with a backward walk. Do not
17666 substitute into dead statements but instead remove those.
17668 2008-04-15 Richard Guenther <rguenther@suse.de>
17670 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17671 to zero, thus disable creation of SFTs.
17673 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17675 * tree-predcom.c (suitable_reference_p): Return false if the
17676 reference can throw.
17678 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17681 * c-decl.c (finish_decl): If extern or static var has variable
17682 size, set TREE_TYPE (decl) to error_mark_node.
17684 2008-04-15 Rafael EspÃndola <espindola@google.com>
17686 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17689 2008-04-15 Richard Guenther <rguenther@suse.de>
17691 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17692 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17693 (visit_reference_op_load): Do walk vuse-vdef chains on
17694 vn_reference_lookup.
17695 (visit_reference_op_store): But do not here.
17696 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17697 vn_reference_lookup.
17698 (vn_lookup_with_vuses): But do so here.
17700 2008-04-14 Ian Lance Taylor <iant@google.com>
17702 * fold-const.c (fold_overflow_warning): Remove assertion.
17704 2008-04-15 Ben Elliston <bje@au.ibm.com>
17706 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17707 temp1 local variables.
17709 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17712 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17713 ".text.unlikely" section as executable.
17715 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17717 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17718 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17719 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17720 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17721 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17722 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17723 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17725 2008-04-14 Ian Lance Taylor <iant@google.com>
17727 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17728 * fold-const.c (fold_comparison): If appropriate, test
17729 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17730 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17731 reassociating a pointer type.
17732 * doc/invoke.texi (Optimize Options): Document that
17733 -fstrict-overflow applies to pointer wraparound.
17735 2008-04-13 Jan Hubicka <jh@suse.cz>
17737 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17739 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17741 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17742 we are going to "save the world".
17744 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17746 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17747 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17748 operand 0 constraint, not "=".
17750 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17752 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17754 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17756 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17757 of size of positions_needed * CHAR_BIT.
17759 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17761 PR middle-end/35897
17762 * dse.c (store_info): Change positions_needed to unsigned
17764 (lowpart_bitmask): New.
17765 (record_store): Cast to unsigned HOST_WIDE_INT for
17766 positions_needed. Assert width <= size of positions_needed *
17767 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17768 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17769 lowpart_bitmask to set mask.
17771 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17773 * config/bfin/constraints.md: New file.
17774 * config/bfin/bfin.md: Include it.
17775 (adddi3): Use satisfies_constraint functions instead of the old macros.
17776 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17777 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17778 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17779 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17780 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17781 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17782 EXTRA_CONSTRAINT): Delete.
17783 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17784 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17786 * config/bfin/bfin.c: Include "tm-constrs.h".
17787 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17788 Use satisfies_constraint functions instead of the old macros.
17789 * doc/md.texi (Blackfin Constraints): Update file name reference.
17791 2008-04-11 Richard Guenther <rguenther@suse.de>
17793 PR tree-optimization/35869
17794 * tree-vrp.c (execute_vrp): Move switch statement update after
17795 jump threading. Schedule another cfg cleanup run.
17797 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17800 * attribs.c (decl_attributes): Return early on errorneous node.
17802 2008-04-10 Oleg Ryjkov <olegr@google.com>
17804 * tree.h (struct tree_base): Added a new flag default_def_flag.
17805 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17807 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17809 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17811 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17814 * pa.md: Define mode iterator P. Define mode attribute dwc.
17815 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17816 (icacheflush): Likewise.
17817 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17818 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17820 2008-04-11 Ben Elliston <bje@au.ibm.com>
17822 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17824 2008-04-10 Rafael EspÃndola <espindola@google.com>
17826 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17827 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17828 (extract_range_from_expr): The same.
17830 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17832 * config/mips/mips.md (GPR2): New mode iterator.
17833 (seq): Add comment.
17834 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17835 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17836 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17837 Rewrite these to take two modes, the mode of comparison and the
17838 mode of the destination.
17839 * config/mips/mips.c (mips_expand_scc): Instead of having
17840 paradoxical subreg as destination, expand "narrowing" scc if mode
17841 of comparison is SI and target is requested in DI mode.
17842 (mips_emit_int_order_test): Update comment. Make mode of
17843 comparison match CMP0 rather than TARGET. When creating inverse
17844 target use mode of TARGET.
17846 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17848 * gcov-dump.c (tag_summary): Only print summaries for the first
17849 GCOV_COUNTERS_SUMMABLE counters.
17851 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17853 * config/i386/i386.md (absneg): New code iterator.
17854 (absnegprefix): New code attribute.
17855 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17856 patterns using absneg code iterator.
17857 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17858 using absneg code iterator.
17859 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17860 *neg<mode>2 patterns using absneg code iterator.
17861 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17862 *negextendsfdf2 patterns using absneg code iterator.
17863 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17864 *negextendsfxf2 patterns using absneg code iterator.
17865 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17866 *negextendsfdf2 patterns using absneg code iterator.
17867 * config/i386/sse.md (<code><mode>2): Macroize expander from
17868 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17870 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17872 * config/s390/s390.h: Remove the remains of the recent search
17873 & replace action of current_function_outgoing_args_size.
17875 2008-04-10 Ira Rosen <irar@il.ibm.com>
17877 PR tree-optimization/35821
17878 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17879 NEW_STMT_LIST is not NULL.
17881 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17884 * toplev.c (process_options): Remove -ffunction-sections debugging
17887 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17889 PR middle-end/PR28690
17890 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17891 than gen_rtx_fmt_ee to perform more canonicalizations.
17893 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17896 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17898 2008-04-09 Richard Guenther <rguenther@suse.de>
17900 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17901 (dump_function_to_file): Dump function arguments with types.
17903 2008-04-08 Richard Guenther <rguenther@suse.de>
17905 * fold-const.c (fold_widened_comparison): Do not allow
17906 sign-changes that change the result.
17908 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17911 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17912 kinds of indirect references.
17914 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17916 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17917 GNU Fortran language string.
17919 2008-04-08 Rafael EspÃndola <espindola@google.com>
17921 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17922 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17923 * tree.h (tree_call_nonnegative_warnv_p): New.
17925 2008-04-08 Jan Hubicka <jh@suse.cz>
17927 * function.c (free_after_compilation): Clear out regno_reg_rtx
17930 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17933 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17935 PR middle-end/PR28690
17936 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17937 same precedence as REG_POINTER and MEM_POINTER operands.
17939 2008-04-08 Richard Guenther <rguenther@suse.de>
17941 PR middle-end/35834
17942 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17943 for adding index to base.
17945 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17947 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17948 (MINGW_ENABLE_EXECUTE_STACK): New.
17949 (IN_LIBGCC2): For libgcc include windows.h file for
17950 function declarations.
17952 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17954 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17955 and tem2 if tem1 is not a REG or MULT.
17957 2008-04-08 Jan Hubicka <jh@suse.cz>
17959 * function.h (incomming_args): Break out of struct function.
17960 (function_subsections): Break out of struct function.
17961 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17962 return_rtx and hard_reg_initial_vals from struct function.
17963 Kill inl_max_label_num.
17964 (current_function_pops_args, current_function_args_info,
17965 current_function_args_size, current_function_args_size,
17966 current_function_pretend_args_size,
17967 current_function_outgoing_args_size,
17968 current_function_internal_arg_pointer, current_function_return_rtx):
17969 Kill compatibility accestor macros.
17970 * builtins.c (expand_builtin_apply_args_1): Update.
17971 (expand_builtin_next_arg): Update.
17972 * df-scan.c (df_get_call_refs): Update.
17973 * dbxout.c (dbxout_function_end): Update.
17974 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17975 (output_line_info): Update.
17976 (secname_for_decl): Update.
17977 (dwarf2out_var_location): Update.
17978 * function.c (free_after_compilation): Update.
17979 (assign_parm_find_stack_rtl): Update.
17980 (assign_parms): Update.
17981 (expand_dummy_function_end): Update.
17982 (expand_function_end): Update.
17983 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17984 (expand_call): Update.
17985 (emit_library_call_value_1): Update.
17986 (store_one_arg): Update.
17987 * varasm.c (initialize_cold_section_name): Update.
17988 (unlikely_text_section): Update.
17989 (unlikely_text_section_p): Update.
17990 (assemble_start_function): Update.
17991 (assemble_end_function): Update.
17992 (default_section_type_flags): Update.
17993 (switch_to_section): Update.
17994 * integrate.c (set_decl_abstract_flags): Update.
17995 (get_hard_reg_initial_val): Update.
17996 (has_hard_reg_initial_val): Update.
17997 (allocate_initial_values): Update.
17998 * resource.c (init_resource_info): Update.
17999 * config/alpha/alpha.c (NUM_ARGS): Update.
18000 (direct_return): Update.
18001 (alpha_va_start): Update.
18002 (alpha_sa_size): Update.
18003 (alpha_initial_elimination_offset): Update.
18004 (alpha_expand_prologue): Update.
18005 (alpha_start_function): Update.
18006 (alpha_expand_epilogue): Update.
18007 (unicosmk_initial_elimination_offset):
18008 * config/alpha/alpha.md (call expander): Update.
18009 * config/s390/s390.c (s390_register_info): Update.
18010 (s390_register_info): Update.
18011 (s390_frame_info): Update.
18012 (s390_initial_elimination_offset): Update.
18013 (s390_build_builtin_va_list): Update.
18014 (s390_va_start): Update.
18015 * config/spu/spu.c (direct_return): Update.
18016 (spu_expand_prologue): Update.
18017 (spu_initial_elimination_offset): Update.
18018 (spu_build_builtin_va_list): Update.
18019 (spu_va_start): Update.
18020 * config/sparc/sparc.c (sparc_init_modes): Update.
18021 (sparc_compute_frame_size): Update.
18022 (function_value): Update.
18023 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18024 * config/i386/i386.md (return expander): Update.
18025 * config/i386/i386.c (ix86_va_start): Update.
18026 (ix86_can_use_return_insn_p): Update.
18027 (ix86_compute_frame_layout): Update.
18028 (ix86_expand_epilogue): Update.
18029 * config/sh/sh.c (output_stack_adjust): Update.
18030 (calc_live_regs): Update.
18031 (sh_expand_prologue): Update.
18032 (sh_builtin_saveregs): Update.
18033 (sh_va_start): Update.
18034 (initial_elimination_offset): Update.
18035 (sh_allocate_initial_value): Update.
18036 (sh_function_ok_for_sibcall): Update.
18037 (sh_get_pr_initial_val): Update.
18038 * config/sh/sh.md (return expander): Update.
18039 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18040 * config/crx/crx.c (crx_compute_frame): UPdate.
18041 (crx_initial_elimination_offset): UPdate.
18042 * config/xtensa/xtensa.c (compute_frame_size): Update
18043 (xtensa_builtin_saveregs): Update.
18044 (xtensa_va_start): Update.
18045 (order_regs_for_local_alloc): Update.
18046 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18047 (xstormy16_expand_builtin_va_start): Update.
18048 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18049 * config/m68hc11/m68hc11.md (return expanders): Update.
18050 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18051 (expand_epilogue): Update.
18052 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18053 (cris_simple_epilogue): Update.
18054 (cris_expand_prologue): Update.
18055 (cris_expand_epilogue): Update.
18056 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18057 (compute_frame_size): Update.
18058 * config/mt/mt.c (mt_compute_frame_size): Update.
18059 * config/mn10300/mn10300.c (expand_prologue): Update.
18060 (expand_epilogue): Update.
18061 (initial_offset): Update.
18062 (mn10300_builtin_saveregs):
18063 * config/mn10300/mn10300.md (return expander): Update.
18064 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18065 (ia64_initial_elimination_offset): Update.
18066 (ia64_initial_elimination_offset): Update.
18067 (ia64_expand_prologue): Update.
18068 * config/m68k/m68k.md (return expander): Update.
18069 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18070 (rs6000_stack_info): Update.
18071 * config/mcore/mcore.c (layout_mcore_frame): Update.
18072 (mcore_expand_prolog): Update.
18073 * config/arc/arc.c (arc_compute_frame_size): Update.
18074 * config/score/score3.c (score3_compute_frame_size): Update.
18075 * config/score/score7.c (score7_compute_frame_size): Update.
18076 * config/arm/arm.c (use_return_insn): Update.
18077 (thumb_find_work_register): Update.
18078 (arm_compute_save_reg_mask): Update.
18079 (arm_output_function_prologue): Update.
18080 (arm_output_epilogue): Update.
18081 (arm_size_return_regs): Update.
18082 (arm_get_frame_offsets): Update.
18083 (arm_expand_prologue): Update.
18084 (thumb_exit): Update.
18085 (thumb_unexpanded_epilogue): Update.
18086 (thumb1_output_function_prologue): Update.
18087 * config/pa/pa.md (return expander): Update.
18088 * config/pa/pa.c (compute_frame_size): Update.
18089 (hppa_builtin_saveregs): Update.
18090 * config/mips/mips.c (mips_va_start): Update.
18091 (mips16_build_function_stub): Update.
18092 (mips_compute_frame_info): Update.
18093 (mips_restore_gp): Update.
18094 (mips_output_function_prologue): Update.
18095 (mips_expand_prologue): Update.
18096 * config/v850/v850.c (compute_frame_size): Update.
18097 (expand_prologue): * config/mmix/mmix.c (along): update.
18098 (mmix_initial_elimination_offset): update.
18099 (mmix_reorg): update.
18100 (mmix_use_simple_return): update.
18101 (mmix_expand_prologue): update.
18102 (mmix_expand_epilogue): Update.
18103 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18104 (emit_link_insn): Update.
18106 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18108 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18109 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18111 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18114 2008-04-07 Jan Hubicka <jh@suse.cz>
18116 * function.h (rtl): Rename to x_rtl.
18117 (crtl): New define.
18118 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18119 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18120 used_temp_slots avail_temp_slots, temp_slot_level,
18121 nonlocal_goto_handler_labels): Update accesstors.
18122 (rtl): New global variable.
18123 (struct function): Move some fileds to rtl_data.
18124 (get_arg_pointer_save_area): Update prototype.
18125 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18126 get_arg_pointer_save_area.
18127 * expr.c (init_expr): Update
18128 * function.c (get_frame_size): Update
18129 (assign_stack_local): Update
18130 (expand_function_end): Update.
18131 (get_art_pointer_save_area): Update
18133 * emit-rtl.c (rtl): Declare.
18134 (regno_reg_rtx): Declare.
18135 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18137 (gen_reg_rtx): Update.
18138 * varasm.c (n_deferred_constatns): Update accestor.
18139 (init_varasm_status): Do not allocate varasm_status.
18140 (force_const_mem, get_pool_size, output_constant_pool): Update.
18141 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18142 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18143 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18144 * sparc/sparc.h (INIT_EXPANDERS): Update.
18145 * ia64/ia64.h (INIT_EXPANDERS): Update.
18147 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18149 * reload.c (push_secondary_reload): Add missing break to for loop.
18151 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18153 PR middle-end/PR28690
18154 * rtlanal.c: Update copyright years.
18155 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18156 as REG_POINTER and MEM_POINTER operands.
18157 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18158 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18159 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18160 * gcse.c: Update copyright years.
18161 (pre_delete): Call gen_reg_rtx_and_attrs.
18162 (hoist_code): Likewise.
18163 (build_store_vectors): Likewise.
18164 (delete_store): Likewise.
18165 * loop-invariant.c (move_invariant_reg): Likewise.
18166 Update copyright years.
18168 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18170 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18171 control string instead of quoted.
18173 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18175 * doc/rtl.texi: Rewrite of subreg section.
18177 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18180 * config/i386/i386.c (legitimize_pic_address): Add treating
18181 of dllimport SYM_REF's.
18182 (legitimize_dllimport_symbol): Add prototype.
18184 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18186 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18187 reference in constructor with non self-referential type.
18189 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18191 Removal of Return with Depressed Stack Pointer support
18192 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18193 (ECF_SP_DEPRESSED): Likewise.
18194 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18195 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18196 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18197 (expand_call): Do not test ECF_SP_DEPRESSED.
18198 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18199 * function.c (keep_stack_depressed): Delete.
18200 (handle_epilogue_set): Likewise.
18201 (update_epilogue_consts): Likewise.
18202 (emit_equiv_load): Likewise.
18203 (thread_prologue_and_epilogue_insns): Remove support for Return with
18204 Depressed Stack Pointer.
18205 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18207 2008-04-06 Richard Guenther <rguenther@suse.de>
18209 PR tree-optimization/35400
18210 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18211 information from SSA_NAMEs.
18213 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18215 * config/avr/avr.h (avr_mega_p): Remove declaration.
18216 (AVR_MEGA): Remove macro.
18217 * config/avr/avr.c (avr_mega_p): Remove variable.
18218 (avr_override_options): Remove inicializion of avr_mega_p.
18219 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18220 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18221 (avr_jump_mode): (Ditto.).
18222 (avr_output_progmem_section_asm_op): (Ditto.).
18223 (avr_asm_init_sections): (Ditto.).
18224 (avr_asm_init_sections): (Ditto.).
18225 (avr_rtx_costs): (Ditto.).
18226 * config/avr/avr.md: (Ditto.).
18227 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18230 2008-04-06 Richard Guenther <rguenther@suse.de>
18232 PR tree-optimization/35842
18233 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18234 is_gimple_invariant_address.
18236 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18238 * gcc.c (default_compilers): Sync Fortran extensions list with
18239 that in fortran/lang-specs.h.
18240 * doc/invoke.texi: Likewise.
18241 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18242 * dwarf2out.c (gen_compile_unit_die): Likewise.
18244 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18246 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18248 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18251 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18252 attribute is used for nested functions.
18254 2008-04-05 Jan Hubicka <jh@suse.cz>
18256 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18258 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18260 (dump_files): Update.
18261 (enable_rtl_dump_file): Do not accept letter argument.
18262 * tree-pass.h (dump_file_info): Remove letter argument.
18263 * toplev.c (decode_d_option): Update -da handling.
18264 * toplev.h (enable_rtl_dump_file): Update prototype.
18265 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18266 it out based on pass type.
18267 (register_dump_files_1): Likewise.
18268 (init_optimization_passes): Update register_one_dump_file calls.
18269 (execute_one_pass): Sanity check that IPA passes are called at IPA
18270 level and RTL passes at RTL level.
18271 (execute_pass_list): IPA pass can not be after or subpass of
18273 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18274 disallov RTL subpasses of IPA subpasses.
18276 2008-04-05 Ben Elliston <bje@au.ibm.com>
18278 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18279 builtins that return exactly once and do not throw. Cache call to
18282 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18284 PR rtl-optimization/34916
18285 PR middle-end/35519
18286 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18287 between instruction pairs.
18289 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18291 * doc/invoke.texi: Document -mbitops for SH.
18292 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18293 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18294 * config/sh/sh.c (print_operand): Add %t operand code.
18295 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18296 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18297 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18298 (extendqihi2): Likewise.
18299 (movqi_i): Likewise.
18300 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18301 (extv): Use bld instruction for SH2A if possible.
18303 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18304 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18305 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18306 (bset.b, bclr.b): Define peepholes.
18307 * config/sh/sh.opt (mbitops): New option.
18309 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18312 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18313 and view convert expression.
18315 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18318 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18320 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18322 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18324 * config/i386/cpuid.h (bit_AES): New.
18325 (bit_PCLMUL): Likewise.
18327 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18328 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18329 SSE2 if AES or PCLMUL is enabled.
18330 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18331 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18332 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18333 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18334 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18335 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18336 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18337 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18338 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18339 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18340 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18341 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18342 __builtin_ia32_aeskeygenassist128 and
18343 __builtin_ia32_pclmulqdq128.
18344 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18345 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18346 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18348 * config/i386/i386.h (TARGET_AES): New.
18349 (TARGET_PCLMUL): Likewise.
18350 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18352 * config/i386/i386.md (UNSPEC_AESENC): New.
18353 (UNSPEC_AESENCLAST): Likewise.
18354 (UNSPEC_AESDEC): Likewise.
18355 (UNSPEC_AESDECLAST): Likewise.
18356 (UNSPEC_AESIMC): Likewise.
18357 (UNSPEC_AESKEYGENASSIST): Likewise.
18358 (UNSPEC_PCLMUL): Likewise.
18360 * config/i386/i386.opt (maes): New.
18361 (mpclmul): Likewise.
18363 * config/i386/sse.md (aesenc): New pattern.
18364 (aesenclast): Likewise.
18365 (aesdec): Likewise.
18366 (aesdeclast): Likewise.
18367 (aesimc): Likewise.
18368 (aeskeygenassist): Likewise.
18369 (pclmulqdq): Likewise.
18371 * config/i386/wmmintrin.h: New.
18373 * doc/extend.texi: Document AES and PCLMUL built-in function.
18375 * doc/invoke.texi: Document -maes and -mpclmul.
18377 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18379 * function.c (free_after_parsing): Replace with
18380 cxx_push_function_context from C++ front-end.
18381 (allocate_struct_function): Don't call langhook.
18382 * langhooks.h (struct lang_hooks_for_functions): Delete.
18383 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18385 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18386 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18387 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18388 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18389 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18390 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18391 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18393 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18394 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18396 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18399 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18402 2008-04-04 Richard Guenther <rguenther@suse.de>
18404 PR middle-end/35823
18405 * fold-const.c (optimize_minmax_comparison): Use the correct
18406 type for the constant in the simplified comparison.
18408 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18410 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18411 Pass L2 size as "--param l2-cache-size" to the compiler.
18412 (decode_l2_cache): New function to decode L2 cache parameters using
18413 0x8000006 extended cpuid function.
18414 (detect_caches_amd): Determine parameters of L2 cache using
18415 decode_l2_caches function.
18416 (decode_caches_intel): Decode L2 cache parameters.
18417 (detect_caches_intel): Determine L2 cache parameters using
18418 decode_caches_intel and decode_l2_caches functions.
18420 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18422 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18423 secondary input reload for subword loads from the constant pool.
18425 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18428 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18429 constants of the appropriate size for runtime calculations.
18432 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18433 decimal-float literal constant zero.
18435 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18438 * c-parser.c (c_parser_omp_atomic): Call
18439 default_function_array_conversion on the RHS.
18441 PR middle-end/35818
18442 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18443 call is_variable_sized if decl has incomplete type.
18445 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18447 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18449 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18451 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18453 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18454 (sgt<u>): Merge sgt and sgtu into new expander.
18455 (sgt, sgtu): Remove expanders.
18456 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18457 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18458 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18459 *sgtu_<mode>_mips16 into new pattern.
18460 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18461 (sge<u>): Merge sge and sgeu into new expander.
18462 (sge, sgeu): Remove expanders.
18463 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18465 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18466 (slt<u>): Merge slt and sltu into new expander.
18467 (slt, sltu): Remove expanders.
18468 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18469 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18470 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18471 *sltu_<mode>_mips16 into new pattern.
18472 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18473 (sle<u>): Merge sle and sleu into new expander.
18474 (sle, sleu): Remove expanders.
18475 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18476 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18477 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18478 *sleu_<mode>_mips16 into new pattern.
18479 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18481 2008-04-03 Jan Hubicka <jh@suse.cz>
18483 PR tree-optimization/35795
18484 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18485 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18486 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18487 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18488 * score/score3.c (score3_output_mi_thunk): Likewise.
18489 * score/score7.c (score7_output_mi_thunk): Likewise.
18490 * mips/mips.c (mips_output_mi_thunk): Likewise.
18492 2008-04-03 Richard Guenther <rguenther@suse.de>
18494 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18495 conversions. Simplify code.
18497 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18499 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18501 2008-04-03 Tom Tromey <tromey@redhat.com>
18502 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18504 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18505 * config/bfin/t-bfin-linux (generated_files): Add
18506 linux-sysroot-suffix.h.
18507 * doc/install.texi (Prerequisites): Require make 3.80.
18508 * doc/sourcebuild.texi (Front End Directory): Document new
18510 * Makefile.in (generated_files): New variable.
18511 (ALL_HOST_OBJS): New variable.
18512 ($(ALL_HOST_OBJS)): New target.
18514 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18516 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18517 (remap_block): Call id->transform_lang_insert_block instead
18519 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18520 Set id.transform_lang_insert_block to NULL.
18521 (clone_body): Move to cp/optimize.c
18522 * tree-inline.h (struct copy_body_data): Change
18523 transform_lang_insert_block to function pointer.
18524 (copy_generic_body, copy_decl_no_change): Export.
18525 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18526 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18527 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18529 * c-tree.h (insert_block): Kill.
18530 * c-decl.c (insert_block): Kill.
18532 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18534 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18535 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18536 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18538 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18539 argument, call {push,pop}_function_context from here.
18540 * c-parser.c: Use c_{push,pop}_function_context.
18542 * function.c (push_function_context_to): Move meat ...
18543 (push_function_context): ... here. Simplify.
18544 * function.c (pop_function_context_from): Move meat ...
18545 (pop_function_context): ... here. Simplify.
18546 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18548 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18549 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18550 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18551 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18553 2008-04-03 Ben Elliston <bje@au.ibm.com>
18555 * expmed.c (extract_force_align_mem_bit_field): Remove.
18557 2008-04-03 Richard Guenther <rguenther@suse.de>
18559 PR middle-end/35800
18560 * expr.h (try_casesi): Adjust prototype.
18561 * expr.c (try_casesi): Take fallback label as extra parameter.
18562 Use that for gen_casesi if default_label is NULL.
18563 * stmt.c (expand_case): Pass fallback label to try_casesi,
18564 make sure to fill gaps with a fallback label if default_label
18567 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18570 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18572 2008-04-03 Ben Elliston <bje@au.ibm.com>
18574 * expmed.c (extract_split_bit_field): Remove if (0) code.
18575 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18576 (do_ds_constraint): Likewise.
18578 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18580 * doc/cppopts.texi (-dU): Document.
18581 * c-common.h (flag_dump_macros): Update comment.
18582 * c-opts.c (handle_OPT_d): Handle -dU.
18583 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18584 dump_queued_macros, cb_used_define, cb_used_undef): New.
18585 (init_pp_output): Handle -dU.
18586 (cb_line_change): Call dump_queued_macros.
18587 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18589 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18591 * config/avr/predicates.md (io_address_operand): New predicate.
18592 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18593 * config/avr/avr.c (avr_io_address_p): Remove function.
18594 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18595 'avr_io_address_p' function.
18596 (out_movhi_r_mr): (Ditto.).
18597 (out_movqi_mr_r): (Ditto.).
18598 (out_movhi_mr_r): (Ditto.).
18599 (avr_address_cost): (Ditto.).
18601 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18603 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18604 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18605 in 32bit mode when XMM registers are available to avoid store
18607 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18608 corresponding post-reload splitters.
18610 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18612 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18613 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18614 __builtin_ia32_roundss.
18615 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18616 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18617 __builtin_ia32_roundss.
18618 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18619 IX86_BUILTIN_SHUFPD here.
18621 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18623 * config/i386/i386.md (plogic): New.
18624 (plogicprefix): Likewise.
18626 * config/i386/mmx.md (mmx_<code><mode>3): New.
18627 (mmx_and<mode>3): Removed.
18628 (mmx_ior<mode>3): Likewise.
18629 (mmx_xor<mode>3): Likewise.
18631 * config/i386/sse.md (<code><mode>3): New.
18632 (*<code><mode>3): Likewise.
18633 (*<code><mode>3): Likewise.
18634 (<code><mode>3): Likewise.
18635 (*sse_<code><mode>3): Likewise.
18636 (*sse2_<code><mode>3): Likewise.
18637 (<code>tf3): Likewise.
18638 (*<code>tf3): Likewise.
18639 (and<mode>3): Likewise.
18640 (*and<mode>3): Likewise.
18641 (ior<mode>3): Removed.
18642 (*ior<mode>3): Likewise.
18643 (xor<mode>3): Likewise.
18644 (*xor<mode>3): Likewise.
18645 (*and<mode>3): Likewise.
18646 (*ior<mode>3): Likewise.
18647 (*xor<mode>3): Likewise.
18648 (and<mode>3): Likewise.
18649 (*sse_and<mode>3): Likewise.
18650 (*sse2_and<mode>3): Likewise.
18651 (andtf3): Likewise.
18652 (*andtf3): Likewise.
18653 (ior<mode>3): Likewise.
18654 (*sse_ior<mode>3): Likewise.
18655 (*sse2_ior<mode>3): Likewise.
18656 (iortf3): Likewise.
18657 (*iortf3): Likewise.
18658 (xor<mode>3): Likewise.
18659 (*sse_xor<mode>3): Likewise.
18660 (*sse2_xor<mode>3): Likewise.
18661 (xortf3): Likewise.
18662 (*xortf3): Likewise.
18664 2008-04-02 Richard Guenther <rguenther@suse.de>
18666 PR tree-optimization/14495
18667 PR tree-optimization/34793
18668 * tree-vrp.c (struct switch_update): New structure.
18669 (to_remove_edges, to_update_switch_stmts): New VECs.
18670 (simplify_switch_using_ranges): New function. Remove not taken
18671 case labels and edges.
18672 (simplify_stmt_using_ranges): Call it.
18673 (identify_jump_threads): Mark edges we have queued for removal
18674 so we don't thread them.
18675 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18677 * tree-cfg.c (group_case_labels): Deal with missing default label.
18678 (tree_verify_flow_info): Allow missing default label.
18679 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18680 (emit_case_nodes): Likewise.
18681 (expand_case): Do not rely on the default label to be present.
18682 * expr.c (try_casesi): Deal with NULL default_label.
18683 (do_tablejump): Likewise.
18685 2008-04-02 Richard Guenther <rguenther@suse.de>
18687 PR tree-optimization/14495
18688 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18689 SWITCH_EXPR here ...
18690 (vrp_visit_switch_stmt): ... but here (new function).
18691 (find_case_label_index): New helper function.
18692 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18694 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18696 * fwprop.c: Fix ISO-C99ism.
18698 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18701 * Makefile.in (objdir): Set it here.
18702 * configure.ac: Not here. Find dynamic linker characteristics.
18703 * exec-tool.in: Use them.
18704 * aclocal.m4: Regenerate.
18705 * configure: Regenerate.
18707 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18709 * expr.c (expand_var): Delete it.
18710 * expr.h (expand_var): Delete prototype.
18711 * function.c (expand_function_start): Use expand_decl instead.
18712 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18715 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18717 PR rtl-optimization/35542
18718 * fwprop.c (forward_propagate_and_simplify): Replace
18719 loc_reg_mentioned_in_p with reg_mentioned_p.
18721 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18723 PR rtl-optimization/35281
18724 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18725 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18726 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18727 (varying_mem_p): Move above propagate_rtx.
18728 (all_uses_available_at): Do not check MEMs.
18730 2008-04-02 Rafael EspÃndola <espindola@google.com>
18732 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18733 (register_edge_assert_for_2): Split the cond argument.
18734 (register_edge_assert_for_1): Adjust for the change in
18735 register_edge_assert_for_2.
18736 (register_edge_assert_for): Split the cond argument.
18737 (find_switch_asserts): Adjust for the change in
18738 register_edge_assert_for.
18740 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18742 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18743 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18744 offsets for 64-bit mingw.
18745 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18746 abi for x86_64-pc-mingw.
18748 2008-04-02 Richard Guenther <rguenther@suse.de>
18750 * tree-vrp.c (extract_range_from_assert): Make sure to not
18751 produce range min/max with TREE_OVERFOW set.
18752 If merging a anti-range and a range keep the anti-range if
18753 the range covers all values of the type.
18754 (register_edge_assert_for_2): Only allow sign-changing
18755 conversions in detecting canonical range checks. Also
18756 register an assert for the unsigned name if useful.
18758 PR tree-optimization/35787
18759 * tree-vrp.c (vrp_val_max): New function.
18760 (vrp_val_min): Likewise.
18761 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18762 (vrp_val_is_min): Likewise.
18763 (supports_overflow_infinity): Use vrp_val_{min,max}.
18764 (negative_overflow_infinity): Likewise.
18765 (positive_overflow_infinity): Likewise.
18766 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18767 (is_positive_overflow_infinity): Likewise.
18768 (is_overflow_infinity): Likewise.
18769 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18770 vrp_val_is_{min,max}.
18771 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18772 to ranges if possible. Avoid empty ranges.
18774 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18776 PR middle-end/35705
18777 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18778 the expression is a function address.
18780 2008-04-01 George Helffrich <george@gcc.gnu.org>
18782 PR fortran/35154, fortran/23057
18783 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18784 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18785 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18786 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18788 (dbxout_syms): Check for COMMON-based symbol and wrap in
18789 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18790 in bracket for efficiency.
18792 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18793 using DW_TAG_common_block + member offset.
18794 (add_pubname_string): New function.
18795 (dw_expand_expr): New function to find block name and offset for
18797 (common_check): New function to check whether symbol in Fortran COMMON.
18798 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18800 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18803 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18805 2008-04-02 Ben Elliston <bje@au.ibm.com>
18807 * config/v850/v850.md (casesi): Remove if (0) code.
18808 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18809 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18811 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18813 * config/i386/i386.md (rex64suffix): New mode attribute.
18814 (floathi<mode>2): Disable expander for SSE math.
18815 (*floathi<mode>2_1): New insn insn_and_split pattern.
18816 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18817 corresponding post-reload splitters.
18818 (*floathi<mode>2_i387): New macroized insn pattern.
18819 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18820 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18821 insn_and_split pattern.
18822 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18823 New macroized instruction patterns and corresponding post-reload
18825 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18826 and corresponding post-reload splitters.
18827 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18828 New macroized instruction patterns.
18829 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18830 macroized instruction patterns and corresponding post-reload splitters.
18831 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18832 corresponding post-reload splitters.
18833 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18834 New macroized instruction patterns.
18835 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18836 corresponding post-reload splitters.
18837 (*floatsi<mode>2_i387): New macroized instruction patterns.
18839 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18841 * config/i386/i386.md (smaxmin): New.
18842 (umaxmin): Likewise.
18843 (maxminiprefix): Likewise.
18844 (maxminfprefix): Likewise.
18845 (<code><mode>3): Likewise.
18846 (smin<mode>3): Removed.
18847 (smax<mode>3): Likewise.
18849 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18850 (mmx_<code>v4hi3): Likewise.
18851 (mmx_<code>v8qi3): Likewise.
18852 (mmx_smaxv2sf3): Removed.
18853 (mmx_sminv2sf3): Likewise.
18854 (mmx_umaxv8qi3): Likewise.
18855 (mmx_smaxv4hi3): Likewise.
18856 (mmx_uminv8qi3): Likewise.
18857 (mmx_sminv4hi3): Likewise.
18859 * config/i386/sse.md (<addsub><mode>3): New.
18860 (*<addsub><mode>3): Likewise.
18861 (<sse>_vm<addsub><mode>3): Likewise.
18862 (<maxmin><mode>3): Likewise.
18863 (*<maxmin><mode>3_finite): Likewise.
18864 (*<maxmin><mode>3): Likewise.
18865 (<sse>_vm<maxmin><mode>3): Likewise.
18866 (sse3_h<addsub>v4sf3): Likewise.
18867 (sse3_h<addsub>v2df3): Likewise.
18868 (<maxmin>v16qi3): Likewise.
18869 (*<maxmin>v16qi3): Likewise.
18870 (<maxmin>v8hi3): Likewise.
18871 (*<maxmin>v8hi3): Likewise.
18872 (*sse4_1_<maxmin><mode>3): Likewise.
18873 (*sse4_1_<maxmin><mode>3): Likewise.
18874 (add<mode>3): Removed.
18875 (*add<mode>3): Likewise.
18876 (<sse>_vmadd<mode>3): Likewise.
18877 (sub<mode>3): Likewise.
18878 (*sub<mode>3): Likewise.
18879 (<sse>_vmsub<mode>3): Likewise.
18880 (smin<mode>3): Likewise.
18881 (*smin<mode>3_finite): Likewise.
18882 (*smin<mode>3): Likewise.
18883 (<sse>_vmsmin<mode>3): Likewise.
18884 (smax<mode>3): Likewise.
18885 (*smax<mode>3_finite): Likewise.
18886 (*smax<mode>3): Likewise.
18887 (<sse>_vmsmax<mode>3): Likewise.
18888 (sse3_haddv4sf3): Likewise.
18889 (sse3_haddv2df3): Likewise.
18890 (sse3_hsubv4sf3): Likewise.
18891 (sse3_hsubv2df3): Likewise.
18892 (umaxv16qi3): Likewise.
18893 (*umaxv16qi3): Likewise.
18894 (smaxv8hi3): Likewise.
18895 (*smaxv8hi3): Likewise.
18896 (*sse4_1_smax<mode>3): Likewise.
18897 (*sse4_1_umax<mode>3): Likewise.
18898 (uminv16qi3): Likewise.
18899 (*uminv16qi3): Likewise.
18900 (sminv8hi3): Likewise.
18901 (*sminv8hi3): Likewise.
18902 (*sse4_1_smin<mode>3): Likewise.
18903 (*sse4_1_umin<mode>3): Likewise.
18905 2008-04-01 Rafael EspÃndola <espindola@google.com>
18907 * tree-cfg.c (verify_expr): remove in_phi.
18908 (verify_stmt): Don't call walk_tree with verify_expr. Use
18909 is_gimple_min_invariant instead of is_gimple_val.
18911 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18913 * doc/include/gpl_v3.texi: Update for manpage generation.
18914 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18916 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18917 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18918 gpl_v3.texi instead of gpl.texi.
18921 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18924 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18926 2008-04-01 Rafael EspÃndola <espindola@google.com>
18928 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18929 (extract_code_and_val_from_cond): Use
18930 extract_code_and_val_from_cond_with_ops.
18932 2008-04-01 Jan Hubicka <jh@suse.cz>
18934 * function.c (free_after_compilation): Free epilogue_delay_list.
18935 (prepare_function_start): Assert that previous compilation was freed.
18937 2008-04-01 Jan Hubicka <jh@suse.cz>
18938 Jim Wilson <wilson@tuliptree.org>
18939 Andreas Tobler <andreast@gcc.gnu.org>
18941 PR middle-end/35781
18942 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18943 rtl.emit instead cfun->emit.
18944 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18945 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18947 2008-04-01 Ben Elliston <bje@au.ibm.com>
18949 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18951 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18953 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18955 (fprofile-use): Add var flag_profile_use
18956 * coverage.c (coverage_begin_output): Do not open a gcno file for
18957 output only if -ftest-coverage is set.
18958 Do not add getpwd() to gcda file path.
18959 (build_gcov_info): Check the new flag
18960 flag_profile_datafile_relative_path.
18961 (coverage_init): Use profile_data_prefix.
18962 Read profile counter only if flag_profile_use is set.
18963 * opts.c (common_handle_option): New option fprofile-use=,
18964 fprofile-dir=, fprofile-generate=.
18965 * toplev.c (profile_data_prefix): New variable definition.
18966 * toplev.h (profile_data_prefix): New declaration.
18967 * doc/invoke.tex (Option Summary, Optimization Options):
18970 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18972 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18973 use tmp consistently.
18976 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18977 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18978 UNSPEC_FR_RECIP_APPROX_RES.
18979 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18981 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18984 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18986 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18988 PR middle-end/30186
18989 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18990 element of the vector via a pointer.
18992 2008-03-31 Ian Lance Taylor <iant@google.com>
18994 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18996 2008-03-31 Jan Hubicka <jh@suse.cz>
18998 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18999 get_arg_pointer_save_area.
19000 * expr.c (init_expr): Just clear out rtl.expr.
19001 * function.c (free_after_compilation): Clear out whole RTL structure.
19002 (get_func_frame_size): Merge into ...
19003 (get_frame_size): ... this one.
19004 (assign_stack_local_1): Merge into ...
19005 (assign_stack_local): ... this one.
19006 (expand_function_end): Update call of get_arg_pointer_save_area.
19007 (get_art_pointer_save_area): Remove cfun argument.
19008 * function.h (emit_status): regno_pointer_align does not need length
19009 attribute. Move x_regno_reg_rtx to ...
19010 (regno_reg_rtx): ... new global array.
19011 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19012 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19013 apply_args_value, forced_labels, stack_pointer_delta):
19015 (struct varasm_status): Move here from varasm.c
19016 (struct rtl_data): New. Move here some fields from struct function.
19017 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19018 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19019 used_temp_slots avail_temp_slots, temp_slot_level,
19020 nonlocal_goto_handler_labels): Update accesstors.
19021 (rtl): New global variable.
19022 (struct function): Move some fileds to rtl_data.
19023 (get_arg_pointer_save_area): Update prototype.
19024 * emit-rtl.c (rtl): Declare.
19025 (regno_reg_rtx): Declare.
19026 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19028 (gen_reg_rtx): Update.
19029 (init_virtual_regs): Do not tate emit_status argument.
19030 (init_emit): Do not allocate emit.
19031 * varasm.c (varasm_statuc): Move to function.h.
19032 (n_deferred_constatns): Update accestor.
19033 (init_varasm_status): Do not allocate varasm_status.
19034 (force_const_mem, get_pool_size, output_constant_pool): Update.
19035 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19036 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19038 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19040 PR rtl-optimization/35729
19041 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19044 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19047 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19048 load/store if memory is unaligned.
19049 (*movti_rex64): Likewise.
19051 * config/i386/predicates.md (misaligned_operand): New.
19053 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19056 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19059 2008-03-31 Jan Beulich <jbeulich@novell.com>
19061 * config/ia64/constraints.md: Add 'j' constraint.
19062 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19063 (movdi_internal): Likewise.
19065 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19068 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19070 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19073 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19074 proper error message for the third argument on blendpd and
19077 * config/i386/sse.md (blendbits): New.
19078 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19080 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19082 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19084 2008-03-30 Richard Guenther <rguenther@suse.de>
19086 PR middle-end/31023
19087 * fold-const.c (fold_sign_changed_comparison): Do leave
19088 conversions to base-types alone.
19090 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19092 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19093 the link register if one altivec register is be saved.
19095 2008-03-30 Ben Elliston <bje@au.ibm.com>
19097 * final.c (final_scan_insn): Remove if (0) code.
19099 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19101 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19103 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19105 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19106 of V4SFmode to ix86_binary_operator_ok.
19108 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19110 * config/i386/i386.c (override_options): Initialize
19111 ix86_veclib_handler to ix86_veclibabi_svml when
19112 -mveclibabi=svml is used.
19113 (ix86_veclibabi_svml): New function for SVML ABI style
19114 vectorization support.
19115 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19117 2008-03-28 Rafael EspÃndola <espindola@google.com>
19119 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19120 (tree_binary_nonnegative_warnv_p): Make it public.
19121 (tree_single_nonnegative_warnv_p): Make it public.
19122 (tree_invalid_nonnegative_warnv_p): Make it public.
19123 (tree_unary_nonzero_warnv_p): Make it public.
19124 (tree_binary_nonzero_warnv_p): Make it public
19125 (tree_single_nonzero_warnv_p): Make it public.
19126 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19127 (extract_range_from_binary_expr): Split the expr argument.
19128 (extract_range_from_unary_expr): Split the expr argument.
19129 (extract_range_from_comparison): Split the expr argument.
19130 (extract_range_from_expr): Use the new aux functions.
19131 (vrp_evaluate_conditional_warnv): Use
19132 vrp_evaluate_conditional_warnv_with_ops.
19133 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19134 (tree_binary_nonzero_warnv_p): Declare.
19135 (tree_single_nonzero_warnv_p): Declare.
19136 (tree_expr_nonzero_warnv_p): Declare.
19137 (tree_unary_nonnegative_warnv_p): Declare.
19138 (tree_binary_nonnegative_warnv_p): Declare.
19139 (tree_single_nonnegative_warnv_p): Declare.
19140 (tree_invalid_nonnegative_warnv_p): Declare.
19142 2008-03-28 Richard Guenther <rguenther@suse.de>
19144 PR tree-optimization/30317
19145 PR tree-optimization/30911
19146 PR tree-optimization/34793
19147 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19148 (struct assert_locus_d): New member EXPR.
19149 (register_new_assert_for): Add EXPR parameter to support
19150 ASSERT_EXPR <name, expr OP limit>.
19151 (register_edge_assert_for_1): Adjust callers.
19152 (find_assert_locations): Likewise.
19153 (process_assert_insertions_for): Build condition from expression.
19154 (extract_range_from_assert): Handle ASSERT_EXPRs
19155 of the form ASSERT_EXPR <name, expr OP limit>.
19156 (register_edge_assert_for_2): New helper registering
19157 asserts for comparisons. Recognize range tests of the form
19158 (unsigned)i - CST1 OP CST2.
19159 (register_edge_assert_for_1): Use it.
19160 (register_edge_assert_for): Likewise.
19161 (needs_overflow_infinity): Integer sub-types
19162 do not need overflow infinities.
19163 (vrp_val_is_max): The extreme values of integer sub-types
19164 are those of the base type.
19165 (vrp_val_is_min): Likewise.
19166 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19169 2008-03-28 Nick Clifton <nickc@redhat.com>
19172 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19173 Return GENERAL_REGS for stack adjustment reloads.
19175 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19178 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19179 const_vector when all the vectors are constant.
19181 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19183 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19185 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19186 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19188 (s<code>_sf): Use new scc_sf attribute for opcode names.
19190 2008-03-27 Tom Tromey <tromey@redhat.com>
19192 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19193 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19194 config/spu/t-spu-elf, config/i386/t-interix,
19195 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19196 config/i386/x-darwin, config/i386/x-mingw32,
19197 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19198 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19199 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19200 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19201 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19202 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19203 config/score/t-score-elf, config/arm/t-strongarm-pe,
19204 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19205 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19206 Revert automatic dependency patch.
19208 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19211 * config/i386/i386.c (ix86_function_arg_boundary): Align
19212 decimal floating point to its natural boundary.
19214 2008-03-27 Richard Guenther <rguenther@suse.de>
19216 PR middle-end/35716
19217 * fold-const.c (fold_comparison): Restrict distinct decl
19218 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19219 solely rely on operand_equal_p.
19221 2008-03-27 Richard Guenther <rguenther@suse.de>
19224 * c-common.c (handle_weak_attribute): Reject combination of
19227 2008-03-27 Richard Guenther <rguenther@suse.de>
19229 PR tree-optimization/32810
19230 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19231 conversions from DECL_INITIAL.
19232 (fold_const_aggregate_ref): Likewise from constructor elements.
19234 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19236 * tree-affine.h (aff_combination_expand): Declare.
19237 (get_inner_reference_aff): Likewise.
19238 * tree-affine.c (aff_combination_expand): Split out from
19239 tree_to_aff_combination_expand.
19240 (get_inner_reference_aff): New function.
19241 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19242 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19243 (struct lim_aux_data): sm_done field removed.
19244 (mem_ref_loc_p, mem_ref_locs_p): New types.
19245 (struct mem_ref): Added id, stored, accesses_in_loop,
19246 indep_loop, dep_loop, indep_ref, dep_ref fields.
19247 Removed is_stored, locs and next fields.
19248 (memory_accesses): New variable.
19249 (movement_possibility): Do not allow moving statements
19250 that store to memory.
19251 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19253 (determine_max_movement): For statements with memory references,
19254 find the outermost loop in that the reference is independent.
19255 (move_computations_stmt): Mark the virtual operands for renaming.
19256 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19257 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19258 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19259 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19260 create_vop_ref_mapping, analyze_memory_references,
19261 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19262 get_all_locs_in_loop, ref_always_accessed_p,
19263 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19264 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19265 store_motion_loop, store_motion): New functions.
19266 (struct vop_to_refs_elt): New type.
19267 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19268 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19269 (schedule_sm): Replaced by...
19270 (execute_sm): ... this.
19271 (determine_lsm_ref, hoist_memory_references,
19272 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19273 find_more_ref_vops, free_mem_ref, free_mem_refs,
19274 determine_lsm_loop, determine_lsm): Removed.
19275 (tree_ssa_lim_finalize): Free data structures used by store motion.
19276 (tree_ssa_lim): Call analyze_memory_references. Use
19277 store_motion instead of determine_lsm.
19279 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19281 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19282 rename tmake_file to m68hc11/t-m68hc11.
19283 (mcore): Set inhibit_libc to true.
19284 * config.host (alpha*-dec-*vms*): Set extra_programs.
19285 (interix3*): Don't use host_xmake_file.
19286 * configure.ac: Let config.gcc override inhibit_libc.
19287 * configure: Regenerate.
19289 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19290 * config/t-openbsd-thread: Remove commented out lines.
19292 * config/x-interix: Remove.
19294 * config/m68hc11/t-m68hc11-gas: Rename to...
19295 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19297 * config/mcore/t-mcore: Remove T_CFLAGS.
19298 * config/mcore/t-mcore-pe: Likewise.
19300 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19302 * configure.ac: Replace custom __GNU_SOURCE test with
19303 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19304 * aclocal.m4: Regenerate.
19305 * configure: Regenerate.
19306 * config.in: Regenerate.
19308 2008-03-27 Richard Guenther <rguenther@suse.de>
19310 * fold-const.c (target.h): Include.
19311 (fold_comparison): Fold comparison of addresses of decls
19312 that bind locally or of constants. Consolidate address folding code.
19313 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19314 results from fold_binary_to_constant.
19315 (compare_values_warnv): Likewise.
19317 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19319 PR middle-end/35429
19320 * fold-const.c (fold_truthop): Check for integeral types when folding
19321 a == 0 && b == 0 and a != 0 || b != 0 .
19323 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19325 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19327 2008-03-26 Andreas Schwab <schwab@suse.de>
19329 * doc/invoke.texi: Fix use of @item vs. @itemx.
19331 2008-03-26 Tom Tromey <tromey@redhat.com>
19333 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19334 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19335 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19336 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19337 build/genconstants.o, build/genemit.o, build/genextract.o,
19338 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19339 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19342 2008-03-26 Richard Guenther <rguenther@suse.de>
19345 2008-03-26 Richard Guenther <rguenther@suse.de>
19347 * fold-const.c (target.h): Include.
19348 (fold_comparison): Fold comparison of addresses of two decls
19349 that bind locally. Consolidate address folding code.
19351 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19353 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19354 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19355 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19356 dconstsqrt2, dconstthird, dconste and/or dconst10.
19357 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19358 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19359 dconstsqrt2, dconste): Delete.
19360 (init_emit_once): Likewise. Simplify initializing dconstm1.
19362 * real.c (get_real_const): New.
19363 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19364 dconstsqrt2, dconste): Delete.
19365 (real_value_const, get_real_const): New.
19367 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19369 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19371 * config/i386/i386.c (ix86_function_arg_boundary): Check
19372 BIGGEST_ALIGNMENT instead of 128.
19373 (setup_incoming_varargs_64): Likewise.
19375 2008-03-26 Tom Tromey <tromey@redhat.com>
19377 * Makefile.in (DEPFILES): Add missing '/'.
19379 2008-03-26 Richard Guenther <rguenther@suse.de>
19381 * fold-const.c (target.h): Include.
19382 (fold_comparison): Fold comparison of addresses of two decls
19383 that bind locally. Consolidate address folding code.
19385 2008-03-26 Nick Clifton <nickc@redhat.com>
19388 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19389 not allow INT+INT as a legitimate addressing mode.
19391 2008-03-26 Richard Guenther <rguenther@suse.de>
19393 * tree-flow.h (widen_bitfield): Remove declaration.
19394 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19395 (widen_bitfield): Remove function.
19396 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19399 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19402 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19405 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19407 PR rtl-optimization/35232
19408 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19409 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19410 reg_reloaded_call_part_clobbered here.
19411 (reload_regs_reach_end_p): New function.
19412 (reload_reg_rtx_for_input): New variable.
19413 (reload_reg_rtx_for_output): Likewise.
19414 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19415 when reassigning a pseudo register. Load reloadreg from
19416 reload_reg_rtx_for_input, moving the mode and register
19418 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19419 instead of the original when deciding whether an input reload
19420 would be a no-op or whether an output reload can be deleted.
19421 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19422 when setting up new_spill_reg_store. Load it from
19423 reload_reg_rtx_for_output, moving the mode and register
19425 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19426 instead of the original when deciding whether an output reload
19427 would be a no-op. Do the same when modifying insn notes.
19428 Use rtx_equal_p instead of == to compare the registers.
19429 (inherit_piecemeal_p): Take a mode and two register numbers
19431 (emit_reload_insns): Clear new_spill_reg_store for every hard
19432 register in the reload register. Remove spill registers
19433 from reg_reloaded_valid before considering whether to record
19434 inheritance information for them. Use reload_reg_rtx_for_output
19435 instead of reg_rtx when recording output reloads. Use
19436 reload_reg_rtx_for_input instead of reg_rtx when recording
19437 input reloads. Set or clear reg_reloaded_call_part_clobbered
19438 at the same time as setting reg_reloaded_valid.
19439 (delete_output_reload): Add a new_reload_reg parameter and use it
19440 instead of rld[j].reg_rtx.
19441 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19444 2008-03-25 Tom Tromey <tromey@redhat.com>
19446 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19447 (build/genattr.o): Likewise.
19448 (build/genattrtab.o): Likewise.
19449 (build/gencodes.o): Likewise.
19450 (build/genconfig.o): Likewise.
19451 (build/genconstants.o): Likewise.
19452 (build/genemit.o): Likewise.
19453 (build/genextract.o): Likewise.
19454 (build/genflags.o): Likewise.
19456 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19458 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19459 instead of size_int for integer types.
19460 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19461 to match type of MINUS_EXPR.
19463 2008-03-25 Tom Tromey <tromey@redhat.com>
19465 * configure: Rebuilt.
19466 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19469 2008-03-25 Tom Tromey <tromey@redhat.com>
19471 * config/x-solaris (host-solaris.o): Update.
19472 * config/x-linux (host-linux.o): Update.
19473 * config/x-hpux (host-hpux.o): Update.
19474 * config/x-darwin (host-darwin.o): Update.
19475 * config/v850/t-v850e (v850-c.o): Update.
19476 * config/v850/t-v850 (v850-c.o): Update.
19477 * config/t-vxworks (vxworks.o): Update.
19478 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19479 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19480 * config/spu/t-spu-elf (spu-c.o): Update.
19482 * config/sh/t-symbian (sh-c.o): Update.
19483 (symbian.o): Update.
19484 * config/sh/t-sh (sh-c.o): Update.
19485 * config/score/t-score-elf (score7.o, score3.o): Update.
19486 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19487 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19488 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19489 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19490 (rs6000.o): Remove.
19491 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19492 * config/m32c/t-m32c (m32c-pragma.o): Update.
19493 * config/ia64/t-ia64 (ia64-c.o): Update.
19494 * config/i386/x-mingw32 (host-mingw32.o): Update.
19495 * config/i386/x-i386 (driver-i386.o): Update.
19496 * config/i386/x-darwin (host-i386-darwin.o): Update.
19497 * config/i386/x-cygwin (host-cygwin.o): Update.
19498 * config/i386/t-nwld (nwld.o): Update.
19499 * config/i386/t-netware (netware.o): Update.
19500 * config/i386/t-interix (winnt.o): Update.
19501 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19502 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19503 msformat-c.o): Update.
19504 * config/bfin/t-bfin-linux (generated_files): Add
19505 linux-sysroot-suffix.h.
19506 * config/arm/t-wince-pe (pe.o): Update.
19507 * config/arm/t-strongarm-pe (pe.o): Update.
19508 * config/arm/t-pe (pe.o): Update.
19509 * config/arm/t-arm (arm-c.o): Update.
19510 * doc/install.texi (Prerequisites): Require make 3.80.
19511 * Makefile.in: Remove .o targets.
19512 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19513 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19514 (simple_generated_h, simple_generated_c): Move earlier.
19515 (generated_files): New variable.
19516 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19517 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19518 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19519 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19520 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19521 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19522 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19523 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19524 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19525 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19526 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19527 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19529 (COMPILE.base, COMPILE): New variables.
19530 (%.o): New pattern rule.
19531 (ALL_HOST_OBJS): New variable.
19532 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19533 (dummy-checksum.o, cc1-checksum.o): Remove.
19534 (DRIVER_SHLIB): New variable.
19535 (DRIVER_DEFINES): Use it.
19536 (gencondmd.c): Move out of build/.
19537 (s-conditions): Update.
19538 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19539 (ALL_BUILD_OBJS): Likewise.
19540 (build/%.o): Use BUILDCOMPILE.
19541 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19542 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19543 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19544 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19545 build/genconfig.o, build/genconstants.o, build/genemit.o,
19546 build/genextract.o, build/genflags.o, build/genmddeps.o,
19547 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19548 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19549 build/gen-protos.o, build/scan.o, build/fix-header.o,
19550 build/scan-decls.o): Simplify.
19551 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19552 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19553 prefix.o, toplev.o): Reduce to variable setting.
19554 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19555 ($(out_object_file), gcc-options.o): New targets.
19556 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19557 * configure: Rebuilt.
19558 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19559 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19561 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19563 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19564 complain when we hit an error, return ERROR_MARK_NODE.
19566 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19568 * config/sh/constraints.md (Pso, Psz): New constraints.
19569 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19570 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19572 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19574 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19575 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19577 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19579 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19580 (prefetch_sh2a): New.
19582 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19583 Naveen.H.S <naveen.hs@kpitcummins.com>
19585 * config/sh/constraints.md (I28): New constraint.
19586 * config/sh/sh.c (broken_move): Add support for movi20s.
19587 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19589 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19590 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19591 Naveen.H.S <naveen.hs@kpitcummins.com>
19593 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19594 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19595 (print_operand): Handle resbank in %@ operand code.
19596 (sh_encode_section_info): New.
19597 (push_regs): Add conditions for resbank.
19598 (sh_expand_epilogue): Likewise.
19599 (sh_insert_attributes): Likewise.
19600 (sh_attribute_table): Likewise.
19601 (sh_handle_resbank_handler_attribute): New.
19602 (sh2a_handle_function_vector_handler_attribute): New.
19603 (sh2a_is_function_vector_call): New.
19604 (sh2a_get_function_vector_number): New.
19605 (sh2a_function_vector_p): New.
19606 (sh_cfun_resbank_handler_p): New.
19607 * config/sh/sh.md (calli): Emit jsr/n if possible.
19608 (calli_tbr_rel): New.
19609 (calli_pcrel): Emit jsr/n if possible.
19610 (return_i): Emit rts/n if possible.
19611 (call_valuei_tbr_rel): New.
19612 (call_valuei_pcrel): Add condition for SH2A target.
19613 (call_value): Likewise.
19614 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19615 (sh2a_get_function_vector_number): Likewise.
19616 (sh2a_is_function_vector_call): Likewise.
19617 * doc/extend.texi: Document TBR relative addressing of SH2A.
19618 (resbank): Add description for SH2A.
19620 2008-03-24 Richard Guenther <rguenther@suse.de>
19623 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19624 pointer assignments change conversions according to middle-end rules.
19625 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19626 * configure.ac: Include type checking in yes.
19627 * configure: Regenerate.
19629 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19631 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19632 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19634 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19636 * gthr-vxworks.h (UNUSED): Define.
19638 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19640 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19642 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19644 * doc/extend.texi (Function Attributes): Add missing comma in the
19645 example of the "alloc_size" attribute.
19647 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19650 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19652 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19655 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19658 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19659 of the underlying type of a MS bitfield layout to the natural
19660 alignment of the type.
19662 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19664 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19665 to their natural alignment to avoid store forwarding stalls.
19667 2008-03-22 Richard Guenther <rguenther@suse.de>
19669 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19670 For PHI nodes verify the address is invariant.
19671 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19672 (get_symbol_constant_value): Use is_gimple_min_invariant.
19673 (maybe_fold_stmt_indirect): Likewise.
19675 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19677 PR rtl-optimization/33927
19678 * Makefile.in (dse.o): Depend on $(TM_P_H).
19679 * expr.h (extract_low_bits): Declare.
19680 * expmed.c (extract_low_bits): New function.
19681 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19682 * dse.c: Include tm_p.h.
19683 (find_shift_sequence): Remove the read_reg argument and return the
19684 read value. Emit the instructions instead of returning them.
19685 Iterate on new_mode rather than calculating it each time.
19686 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19687 source to NEW_MODE and extract_low_bits to convert the shifted
19688 value to READ_MODE.
19689 (replace_read): Allow the load and store to have different mode
19690 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19691 or extraction instructions before trying the replacement. Update
19692 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19694 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19696 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19697 to their natural alignment to avoid store forwarding stalls.
19699 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19702 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19703 encouraging but not allowing gprs for input;
19704 change the input constraint to !f#r.
19705 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19707 change the output constraint to !f#r.
19709 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19712 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19713 corresponding post-reload splitters.
19714 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19715 when x87 FP math is selected.
19716 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19717 New function prototype.
19718 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19719 unreachable function to ease macroization of insn patterns.
19721 2008-03-21 Martin Jambor <mjambor@suse.cz>
19723 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19724 reference dumps if ddr is NULL or dependence is unknown.
19726 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19728 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19729 unsigned extension into account.
19730 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19731 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19732 Do computations on a scratch register.
19734 2008-03-21 Richard Guenther <rguenther@suse.de>
19736 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19737 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19738 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19739 * tree-ssa-dom.c (record_equality): Likewise.
19740 * tree-inline.c (copy_body_r): Likewise.
19741 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19744 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19746 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19747 as 'delete_unused' argument.
19749 2008-03-20 Richard Guenther <rguenther@suse.de>
19751 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19752 special casing of constant qualifiers.
19753 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19754 care about them in general.
19755 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19756 regardless of their type.
19757 (fold_stmt_r): Forcefully fold *& if we end up with that.
19759 2008-03-20 Paul Brook <paul@codesourcery.com>
19761 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19762 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19764 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19766 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19767 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19769 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19771 * common.opt (Wmudflap): New option.
19772 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19773 (mx_register_decls): Likewise.
19774 (mudflap_finish_file): Likewise.
19775 * doc/invoke.texi: Document -Wno-mudflap.
19777 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19779 * c-format.c (replace_format_name_to_system_name): New.
19780 (cmp_attribs): New.
19781 (convert_format_name_to_system_name): New.
19782 (decode_format_attr): Add use of convert_format_name_to_system_name.
19783 (format_types_orig): Add gnu_ prefix to names.
19784 (check_format_info_main): Special treating of \0 escaped names for
19785 supporting multi-character format specifiers as I32, I64.
19786 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19787 (gnu_target_overrides_format_attributes): New.
19788 * c-format.h: Add structure target_ovr_attr to hold
19789 system specific formatter names.
19790 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19791 msformat-c.o file to c_target_objs and cxx_target_objs.
19792 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19793 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19794 (TARGET_N_FORMAT_TYPES): New.
19795 * config/i386/msformat-c.c: New.
19796 * config/i386/t-cygming: Add build rule for msformat-c.o.
19797 * doc/extend.texi: Add new format names gnu_* and ms_* and
19799 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19801 2008-03-20 Ira Rosen <irar@il.ibm.com>
19803 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19804 optimizations turned on under -O3.
19805 (ftree-vectorize): Add that the flag is turned on with -O3.
19807 2008-03-20 Ben Elliston <bje@au.ibm.com>
19809 * regmove.c (try_auto_increment): Fix spelling error in comment.
19810 * final.c (final_scan_insn): Likewise.
19812 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19815 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19816 allocator preferences for "y" and "r" class registers.
19817 ("*mov<mode>_internal"): Ditto.
19818 ("*movv2sf_internal_rex64"): Ditto.
19819 ("*movv2sf_internal"): Ditto.
19821 2008-03-19 Michael Matz <matz@suse.de>
19823 PR middle-end/35616
19824 * calls.c (expand_call): Check overlap of arguments with call
19825 address for sibcalls.
19827 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19830 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19831 of the underlying type of a MS bitfield layout to the natural
19832 alignment of the type.
19834 2008-03-19 Jan Hubicka <jh@suse.cz>
19837 * toplev.c (decode_d_option): Handle all CPP flags.
19838 * tree-vrp.c: Update tree_pass descriptors.
19839 * regrename.c: Update tree_pass descriptors.
19840 * fwprop.c: Update tree_pass descriptors.
19841 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19842 * tree-into-ssa.c: Update tree_pass descriptors.
19843 * tree-dump.c: Update tree_pass descriptors.
19844 * tree-complex.c: Update tree_pass descriptors.
19845 * tree-dump.h: Update tree_pass descriptors.
19846 * see.c: Update tree_pass descriptors.
19847 * cgraphbuild.c: Update tree_pass descriptors.
19848 * tracer.c: Update tree_pass descriptors.
19849 * tree-loop-distribution.c: Update tree_pass descriptors.
19850 * cgraph.c: Update tree_pass descriptors.
19851 * postreload-gcse.c: Update tree_pass descriptors.
19852 * postreload.c: Update tree_pass descriptors.
19853 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19854 * tree-tailcall.c: Update tree_pass descriptors.
19855 * tree-pass.h (tree_opt_pass): Rename to ...
19856 (opt_pass) ... this one; add "type" field and remove letter field.
19857 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19858 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19859 all_lowering_passes): Update declaration.
19860 * ipa-cp.c: Update tree_pass descriptors.
19861 * final.c: Update tree_pass descriptors.
19862 * omp-low.c: Update tree_pass descriptors.
19863 * tree-ssa-dse.c: Update tree_pass descriptors.
19864 * ipa-reference.c: Update tree_pass descriptors.
19865 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19866 * auto-inc-dec.c: Update tree_pass descriptors.
19867 * reorg.c: Update tree_pass descriptors.
19868 * cgraphunit.c: Update tree_pass descriptors.
19869 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19870 * tree-ssa-ccp.c: Update tree_pass descriptors.
19871 * df-core.c: Update tree_pass descriptors.
19872 * mode-switching.c: Update tree_pass descriptors.
19873 * tree-nomudflap.c: Update tree_pass descriptors.
19874 * modulo-sched.c: Update tree_pass descriptors.
19875 * ipa-pure-const.c: Update tree_pass descriptors.
19876 * cse.c: Update tree_pass descriptors.
19877 * web.c: Update tree_pass descriptors.
19878 * tree-stdarg.c: Update tree_pass descriptors.
19879 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19880 * tree-ssa-dom.c: Update tree_pass descriptors.
19881 * tree-nrv.c: Update tree_pass descriptors.
19882 * tree-ssa-alias.c: Update tree_pass descriptors.
19883 * loop-init.c: Update tree_pass descriptors.
19884 * gimple-low.c: Update tree_pass descriptors.
19885 * ipa-inline.c: Update tree_pass descriptors.
19886 * tree-ssa-sink.c: Update tree_pass descriptors.
19887 * global.c: Update tree_pass descriptors.
19888 * ifcvt.c: Update tree_pass descriptors.
19889 * jump.c: Update tree_pass descriptors.
19890 * predict.c: Update tree_pass descriptors.
19891 * tree-ssa-loop.c: Update tree_pass descriptors.
19892 * recog.c: Update tree_pass descriptors.
19893 * dse.c: Update tree_pass descriptors.
19894 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19895 * tree-eh.c: Update tree_pass descriptors.
19896 * regmove.c: Update tree_pass descriptors.
19898 * function.c: Update tree_pass descriptors.
19899 * tree-vectorizer.c: Update tree_pass descriptors.
19900 * gcse.c: Update tree_pass descriptors.
19901 * ipa-type-escape.c: Update tree_pass descriptors.
19902 * tree-if-conv.c: Update tree_pass descriptors.
19903 * init-regs.c: Update tree_pass descriptors.
19904 * ipa.c: Update tree_pass descriptors.
19905 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19906 * rtl-factoring.c: Update tree_pass descriptors.
19907 * lower-subreg.c: Update tree_pass descriptors.
19908 * bt-load.c: Update tree_pass descriptors.
19909 * tree-dfa.c: Update tree_pass descriptors.
19910 * except.c: Update tree_pass descriptors.
19911 * emit-rtl.c: Update tree_pass descriptors.
19912 * cfgexpand.c: Update tree_pass descriptors.
19913 * tree-cfgcleanup.c: Update tree_pass descriptors.
19914 * cfgcleanup.c: Update tree_pass descriptors.
19915 * tree-ssa-pre.c: Update tree_pass descriptors.
19916 * tree-sra.c: Update tree_pass descriptors.
19917 * tree-mudflap.c: Update tree_pass descriptors.
19918 * tree-ssa-copy.c: Update tree_pass descriptors.
19919 * cfglayout.c: Update tree_pass descriptors.
19920 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19921 * tree-ssa-dce.c: Update tree_pass descriptors.
19922 * tree-ssa.c: Update tree_pass descriptors.
19923 * regclass.c: Update tree_pass descriptors.
19924 * integrate.c: Update tree_pass descriptors.
19925 * tree-optimize.c: Update tree_pass descriptors.
19926 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19927 * tree-object-size.c: Update tree_pass descriptors.
19928 * combine.c: Update tree_pass descriptors.
19929 * tree-outof-ssa.c: Update tree_pass descriptors.
19930 * bb-reorder.c: Update tree_pass descriptors.
19931 * stack-ptr-mod.c: Update tree_pass descriptors.
19932 * var-tracking.c: Update tree_pass descriptors.
19933 * tree-profile.c: Update tree_pass descriptors.
19934 * tree-vect-generic.c: Update tree_pass descriptors.
19935 * reg-stack.c: Update tree_pass descriptors.
19936 * sched-rgn.c: Update tree_pass descriptors.
19937 * tree-ssa-structalias.c: Update tree_pass descriptors.
19938 * tree-cfg.c: Update tree_pass descriptors.
19939 * passes.c (current_pass): Update declaration.
19940 (finish_optimization_passes): Update.
19941 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19942 (register_one_dump_file, register_dump_files_1, next_pass_1):
19944 (init_optimization_passes): Update handling of new types.
19945 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19946 * ipa-struct-reorg.c: Update tree_pass descriptors.
19947 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19948 * combine-stack-adj.c: Update tree_pass descriptors.
19949 * cfgrtl.c: Update tree_pass descriptors.
19950 * dce.c: Update tree_pass descriptors.
19951 * tree-ssanames.c: Update tree_pass descriptors.
19953 2008-03-19 Richard Guenther <rguenther@suse.de>
19955 PR middle-end/35609
19956 * tree-ssa.c (walk_data): New structure.
19957 (warn_uninitialized_var): If not always_executed warn with "maybe"
19959 (execute_early_warn_uninitialized): Compute post-dominators.
19960 Initialize always_executed before processing each basic block.
19962 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19965 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19966 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19968 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19970 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19972 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19974 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19976 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19977 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19978 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19979 target after ignore has been set, and move there also the commputation
19980 of subtarget and original_target.
19981 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19982 (LANG_HOOKS_INITIALIZER): Remove it.
19983 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19985 2008-03-18 Richard Guenther <rguenther@suse.de>
19987 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19988 found an expression with constants, note that in the VN for the lhs.
19989 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19990 fold them to constants if possible. Run cleanup_cfg if done so.
19991 (execute_pre): Return todo.
19992 (do_pre): Likewise.
19993 (execute_fre): Likewise.
19994 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19996 (get_prop_source_stmt): Look through pointer conversions.
19998 2008-03-18 Jan Hubicka <jh@suse.cz>
20000 * tree-pretty-print.c: Include predict.h.
20001 (dump_generic_node): Dump predictor.
20002 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20003 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20004 * gimple-low.c (lower_stmt): Likewise.
20005 * expr.c (expand_expr_real): Likewise.
20006 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20008 (build_predict_expr, build_predict_expr): New.
20009 * predict.h (predictor_name, build_predict_expr): Update.
20010 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20011 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20012 * predict.def (PRED_CONTINUE): Update hitrate.
20013 * tree.def (PREDICT_EXPR): Define.
20014 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20015 do not handle BIND_EXPR.
20016 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20017 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20018 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20021 2008-03-18 Michael Matz <matz@suse.de>
20023 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20025 2008-03-18 Richard Guenther <rguenther@suse.de>
20027 * tree-gimple.h (is_gimple_invariant_address): Declare.
20028 (is_gimple_constant): Likewise.
20029 * tree-gimple.c (is_gimple_constant): New function.
20030 (is_gimple_invariant_address): Likewise.
20031 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20032 and is_gimple_invariant_address.
20033 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20035 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20036 an addressable base.
20038 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20040 PR middle-end/35611
20041 * gimplify.c (gimplify_expr): Gimplify second operand of
20044 2008-03-17 Richard Guenther <rguenther@suse.de>
20046 PR tree-optimization/19637
20047 * fold-const.c (fold_unary): Remove restrictions of removing
20048 intermediate pointer-conversions (P2)(P1)P0.
20049 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20050 conversion to void pointer.
20051 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20053 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20056 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20057 emulated thread local variables.
20059 2008-03-16 Richard Guenther <rguenther@suse.de>
20061 PR middle-end/35607
20062 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20063 expand TREE_INVARIANT operations that are not gimple invariant.
20065 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20067 * doc/extend.texi (Alignment): Say that the ABI controls
20068 the __alignof__ for non-strict-alignment targets rather
20069 than being a recommendation.
20071 2008-03-15 Paul Brook <paul@codesourcery.com>
20073 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20075 (arm_output_fn_unwind): Mark functions that can not be unwound.
20077 2008-03-15 Paul Brook <paul@codesourcery.com>
20079 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20080 extension instructions.
20082 2008-03-15 Richard Guenther <rguenther@suse.de>
20084 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20085 and fold constant aggregate refs.
20086 (fold_const_aggregate_ref): Handle string constants
20087 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20088 (evaluate_stmt): Simplify now that ccp_fold folds constant
20091 2008-03-15 Paul Brook <paul@codesourcery.com>
20093 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20094 (extzv): Use gen_extzv_t2.
20095 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20097 2008-03-15 Richard Guenther <rguenther@suse.de>
20099 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20100 (fold_const_aggregate_ref): Likewise.
20101 (get_value): Return NULL if we don't have any values.
20102 (ccp_finalize): Set const_val to NULL after freeing it.
20103 * tree-flow.h (get_symbol_constant_value): Declare.
20104 (fold_const_aggregate_ref): Likewise.
20105 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20107 2008-03-15 Richard Guenther <rguenther@suse.de>
20109 PR middle-end/35593
20110 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20111 to not produce negative array indices if not allowed. Add
20112 parameter to indicate that.
20113 (maybe_fold_offset_to_component_ref): Allow negative array
20114 indices only for the first member of a structure.
20115 (maybe_fold_offset_to_reference): Allow negative array indices.
20116 (maybe_fold_stmt_addition): Likewise.
20118 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20119 Anatoly Sokolov <aesok@post.ru>
20121 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20122 (avr_arch): Add ARCH_AVR6.
20123 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20124 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20125 instead of fixed value 2.
20126 (print_operand_address): Use gs() asm specifier instead of pm().
20127 (avr_assemble_integer): (Ditto.).
20128 (avr_output_addr_vec_elt): (Ditto.).
20129 (print_operand): Handle "!" code.
20130 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20131 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20132 (AVR_HAVE_EIJMP_EICALL): Define.
20133 (AVR_3_BYTE_PC): Redefine.
20134 (AVR_2_BYTE_PC): (Ditto.).
20135 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20136 (LINK_SPEC): Add atmega2560 and atmega2561.
20137 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20139 * config/avr/avr.md (call_insn): Use eicall instead of icall
20140 for 3 byte PC devices.
20141 (call_value_insn): (Ditto.).
20142 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20143 (indirect_jump): Use only for for 2 byte PC devices.
20144 (*tablejump): (Ditto.).
20145 (*indirect_jump_avr6): Add insn.
20146 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20147 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20148 instead of ijmp for 3 byte PC devices.
20149 (__tablejump2__): (Ditto.).
20150 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20151 (MULITLIB_DIRNAMES): (Ditto.).
20152 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20154 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20156 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20157 "sse2_umulsidi3". Use V1DI mode for operand 0.
20158 ("mmx_psadbw"): Use V1DI mode for operand 0.
20159 * config/i386/i386-modes.def (V1SI): New vector mode.
20160 * config/i386/i386.c (struct builtin_description)
20161 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20162 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20163 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20164 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20165 v1di_ftype_v8qi_v8qi type.
20166 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20168 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20169 __builtin_ia32_pmuludq]: Fix the mode of return value.
20171 2008-03-15 Richard Guenther <rguenther@suse.de>
20173 PR middle-end/35595
20174 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20177 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20179 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20180 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20181 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20182 unless TARGET_SERIALIZE_VOLATILE is enabled.
20183 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20184 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20185 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20187 2008-03-14 Richard Guenther <rguenther@suse.de>
20189 PR tree-optimization/34172
20190 * tree-flow.h (refs_may_alias_p): Declare.
20191 (get_single_def_stmt): Likewise.
20192 (get_single_def_stmt_from_phi): Likewise.
20193 (get_single_def_stmt_with_phi): Likewise.
20194 * tree-dfa.c (refs_may_alias_p): New function.
20195 (get_single_def_stmt): Likewise.
20196 (get_single_def_stmt_from_phi): Likewise.
20197 (get_single_def_stmt_with_phi): Likewise.
20198 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20199 (vn_reference_lookup_1): New helper function.
20200 (vn_reference_lookup): Walk the virtual use-def chain to
20201 continue searching for a match if the def does not alias the
20202 reference we are looking for.
20204 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20206 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20207 archive and Perzl. Update The Written Word listing.
20209 2008-03-14 Richard Guenther <rguenther@suse.de>
20211 PR tree-optimization/34043
20212 PR tree-optimization/33989
20213 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20215 (bitmap_find_leader): Use extra argument to verify dominance
20216 relationship inside a basic-block.
20217 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20218 (find_leader_in_sets): Adjust.
20219 (create_component_ref_by_pieces): Take extra argument for
20220 dominance check, handle lookup failures.
20221 (find_or_generate_expression): Likewise.
20222 (create_expression_by_pieces): Likewise.
20223 (insert_into_preds_of_block): Adjust.
20224 (create_value_expr_from): If asked for, verify all operands
20225 are in the blocks AVAIL_OUT set.
20226 (make_values_for_stmt): Check for SSA_NAMEs that are life
20227 over an abnormal edge.
20228 (compute_avail): Remove such check.
20229 (do_SCCVN_insertion): New function.
20230 (eliminate): If we do not find a leader suitable for replacement
20231 insert a replacement expression from SCCVN if available.
20232 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20233 (struct vn_ssa_aux): Add needs_insertion flag.
20234 * tree-ssa-sccvn.c (may_insert): New global flag.
20235 (copy_reference_ops_from_ref): Value-number union member access
20236 based on its size, not type and member if insertion is allowed.
20237 (visit_reference_op_load): For a weak match from union type
20238 punning lookup a view-converted value and insert a SSA_NAME
20239 for that value if that is not found.
20240 (visit_use): Make dumps shorter. Do not disallow value numbering
20241 SSA_NAMEs that are life over an abnormal edge to constants.
20242 (free_scc_vn): Release inserted SSA_NAMEs.
20243 (run_scc_vn): New flag to specify whether insertion is allowed.
20244 Process SSA_NAMEs in forward order.
20245 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20246 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20247 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20248 pointer type to/from integral types that do not change the
20249 precision to regular conversions.
20251 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20253 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20254 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20255 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20256 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20257 input arguments and the mode of return value. Built-in functions
20258 that operate on whole 64-bit MMX register now use V1DI mode.
20260 2008-03-13 Alon Dayan <alond@il.ibm.com>
20261 Olga Golovanevsky <olga@il.ibm.com>
20263 PR tree-optimization/35041
20264 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20265 to locate the right position in a statement.
20267 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20271 * config/i386/xmmintrin.h: Change all static inline functions to
20272 extern inline and add __gnu_inline__ attribute.
20273 * config/i386/bmintrin.h: Ditto.
20274 * config/i386/smmintrin.h: Ditto.
20275 * config/i386/tmmintrin.h: Ditto.
20276 * config/i386/mmintrin-common.h: Ditto.
20277 * config/i386/ammintrin.h: Ditto.
20278 * config/i386/emmintrin.h: Ditto.
20279 * config/i386/pmmintrin.h: Ditto.
20280 * config/i386/mmintrin.h: Ditto.
20281 * config/i386/mm3dnow.h: Ditto.
20283 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20285 PR middle-end/35185
20286 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20287 (lower_omp_2): New function.
20288 (lower_omp_1, lower_omp): Rewritten.
20290 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20293 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20294 with the phrase "Microsoft Windows compilers".
20295 (Push/Pop Macro Pragmas): New subsection. Document
20296 #pragma push_macro and pragma pop_macro.
20298 2008-03-12 Paul Brook <paul@codesourcery.com>
20300 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20302 2008-03-12 Paul Brook <paul@codesourcery.com>
20304 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20305 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20306 (thumb2_addsi_shortim): Rename ...
20307 (thumb2_addsi_short): ... to this. Allow register operands.
20308 (thumb2_subsi_short): New pattern.
20309 (thumb2_one_cmplsi2_short,
20310 thumb2_negsi2_short): New patterns and peepholes.
20312 2008-03-12 Paul Brook <paul@codesourcery.com>
20314 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20316 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20318 * config/i386/i386.md (int_cond): New code iterator.
20320 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20321 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20322 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20323 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20324 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20325 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20326 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20327 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20329 2008-03-12 Paul Brook <paul@codesourcery.com>
20331 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20332 instead of {arm,thumb}_compute_save_reg_mask.
20333 (output_return_instruction): Ditto.
20334 (thumb_unexpanded_epilogue): Ditto.
20335 (thumb1_expand_prologue): Ditto.
20336 (thumb1_output_function_prologue): Ditto.
20337 (arm_set_return_address): Ditto.
20338 (thumb_set_return_address): Ditto.
20339 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20340 regs to achieve stack alignment.
20341 (thumb1_compute_save_reg_mask): Fix compiler warning.
20342 (arm_output_epilogue): Use offsets->saved_regs_mask.
20343 Adjust stack pointer by poping call clobered registers.
20344 (arm_expand_prologue): Use offsets->saved_regs_mask.
20345 Adjust stack pointer by pushing extra registers.
20346 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20348 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20351 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20352 conversion to the operands of a multiplication.
20354 2008-03-12 Richard Guenther <rguenther@suse.de>
20356 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20357 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20358 * timevar.def (TV_TREE_PHIPROP): Add.
20359 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20360 pass description. Use TV_TREE_PHIPROP.
20361 * tree-ssa-forwprop.c: Remove phiprop code.
20363 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20365 PR middle-end/35549
20366 * omp-low.c (maybe_lookup_decl): Constify first argument.
20367 (use_pointer_for_field): Change last argument from bool to
20368 omp_context *. Disallow shared copy-in/out in nested
20369 parallel if decl is shared in outer parallel too.
20370 (build_outer_var_ref, scan_sharing_clauses,
20371 lower_rec_input_clauses, lower_copyprivate_clauses,
20372 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20374 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20375 Ira Rosen <irar@il.ibm.com>
20377 * tree-vectorizer.c (free_stmt_vec_info): New function.
20378 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20379 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20380 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20381 * tree-vect-transform.c (vectorizable_conversion): Free
20382 vec_oprnds0 if it was allocated.
20383 (vect_permute_store_chain): Remove unused VECs.
20384 (vectorizable_store): Free VECs that are allocated in the..
20386 (vect_transform_strided_load, vectorizable_load): Likewise.
20387 (vect_remove_stores): Simplify the code.
20388 (vect_transform_loop): Move code to vect_remove_stores().
20389 Call vect_remove_stores() and free_stmt_vec_info().
20391 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20393 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20394 TARGET_HPUX. Revise comment.
20395 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20396 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20397 Use sr4 variant of `be' instruction when not generating PIC code.
20398 (attr_length_call): Adjust for above change.
20400 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20402 * ipa-reference.c (static_execute): Remove module_statics_const and
20403 associated setting code.
20405 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20408 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20409 predicate for operand 1.
20410 (paritysi2_cmp): Use register_operand predicate for operand 2.
20411 Use earlyclobber modifier for operand 1. Remove support for
20413 (paritydi2_cmp): Use register_operand predicate for operand 3.
20414 Use earlyclobber modifier for operand 1. Remove support for
20417 2008-03-11 Paul Brook <paul@codesourcery.com>
20418 Vladimir Prus <vladimir@codesourcery.com>
20420 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20421 (arm_compute_save_reg0_reg12_mask): Always
20422 check if register 11 must be saved. Always safe hard frame pointer
20423 when frame_pointer_needeed.
20424 (arm_compute_save_reg_mask): Save IP and PC
20425 only with apcs frames.
20426 (arm_output_epilogue): Adjust Thumb2 codepath to
20427 be also invoked and work for ARM non-apcs frames.
20428 (arm_expand_prologue): Don't bother saving IP
20429 for non-apcs frame, since it's not clobbered by
20430 prologue code. Implement non-apcs frame
20433 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20435 PR rtl-optimization/35281
20436 * expr.c (convert_move): Use a new pseudo for the intermediate
20437 from_mode->word_mode result.
20439 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20441 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20442 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20443 * toplev.c (compile_file): Don't call it.
20445 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20447 PR middle-end/35526
20448 * expr.c (store_expr): Call emit_block_move if the mode
20449 of "temp" RTX is BLKmode.
20451 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20452 Richard Guenther <rguenther@suse.de>
20454 PR tree-optimization/31358
20455 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20456 the step with a NULL_TREE.
20457 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20458 to sizetype if type is a pointer type.
20459 (add_candidate_1): Don't convert the base and step to
20460 the generic type if the orginal type is a pointer type.
20461 (add_iv_value_candidates): Use sizetype for the step
20462 if type is a pointer type.
20463 (cand_value_at): Likewise.
20464 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20466 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20467 Don't convert the tem affine to the type.
20468 (add_elt_to_tree): Use sizetype for the step if a pointer.
20469 Use POINTER_PLUS_EXPR for pointers.
20470 (aff_combination_to_tree): Use sizetype for the step if a
20473 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20475 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20476 Remove commutativity hint.
20478 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20482 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20483 errorneous type. Check that v is a VAR_DECL.
20485 PR middle-end/35099
20486 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20488 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20490 PR tree-optimization/35494
20491 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20492 may be overriden at link and run time.
20494 2008-03-10 Richard Guenther <rguenther@suse.de>
20496 PR tree-optimization/34677
20497 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20498 (poolify_tree): Likewise.
20499 (modify_expr_template): Likewise.
20500 (poolify_modify_stmt): Likewise.
20501 (insert_fake_stores): Handle all component-ref style stores
20502 in addition to INDIRECT_REF. Also handle complex types.
20503 Do not poolify the inserted load.
20504 (realify_fake_stores): Do not rebuild the tree but only
20505 make it a SSA_NAME copy.
20506 (init_pre): Remove initialzation of modify_expr_template.
20507 Do not allocate modify_expr_node_pool.
20508 (fini_pre): Do not free modify_expr_node_pool.
20510 2008-03-10 Paul Brook <paul@codesourcery.com>
20512 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20513 to avoid conflicts.
20515 2008-03-10 Paul Brook <paul@codesourcery.com>
20516 Mark Shinwell <shinwell@codesourcery.com>
20518 * config/arm/cortex-r4.md: New.
20519 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20521 * config/arm/arm.md: Include cortex-r4.md.
20522 (insn): Add smmls, sdiv and udiv values.
20523 (generic_sched): Don't use generic scheduling for Cortex-R4.
20524 (arm_issue_rate): New function.
20525 (TARGET_SCHED_ISSUE_RATE): Define.
20527 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20529 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20531 2008-03-10 Richard Guenther <rguenther@suse.de>
20533 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20534 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20536 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20538 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20539 Set default to true.
20541 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20543 * c.opt (Wsynth): Deprecate.
20544 * doc/invoke.texi (Option Summary, Warning Options): Document
20545 -Wno-format-contains-nul.
20547 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20550 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20551 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20553 2008-03-09 Ira Rosen <irar@il.ibm.com>
20555 * config/rs6000/rs6000.c (builtin_description): Rename vector
20556 left shift operations.
20557 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20558 (altivec_vsl<VI_char>): Rename to ...
20559 (ashl<mode>3): ... new name.
20560 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20562 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20564 2008-03-08 Richard Guenther <rguenther@suse.de>
20566 * coverage.h (tree_coverage_counter_addr): Declare.
20567 * coverage.c (tree_coverage_counter_addr): New function.
20568 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20569 before using again.
20570 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20571 (tree_gen_one_value_profiler): Likewise.
20572 (tree_gen_ic_profiler): Likewise.
20573 (tree_gen_average_profiler): Likewise.
20574 (tree_gen_ior_profiler): Likewise.
20576 2008-03-08 Richard Guenther <rguenther@suse.de>
20578 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20579 (vn_binary_op_insert): Likewise.
20580 (vn_unary_op_lookup): Likewise.
20581 (vn_unary_op_insert): Likewise.
20582 (vn_nary_op_lookup): Declare.
20583 (vn_nary_op_insert): Likewise.
20584 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20585 and binary hashes, use a single obstack for unary_op_pool
20586 and binary_op_pool.
20587 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20588 a single struct vn_nary_op_s. Store tree code length and
20589 a variable number of operands.
20590 (struct vn_reference_op_struct): Remove unused op2.
20591 (vn_reference_op_eq): Do not compare op2.
20592 (vn_reference_op_compute_hash): Do not compute hash of op2.
20593 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20594 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20595 with vn_nary_op_compute_hash.
20596 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20597 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20599 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20601 (visit_unary_op): Call nary functions.
20602 (visit_binary_op): Likewise.
20603 (process_scc): Adjust for struct vn_tables_s changes.
20604 (allocate_vn_table): Likewise.
20605 (free_vn_table): Likewise.
20606 * tree-vn.c (vn_add): Call nary functions.
20607 (vn_lookup): Likewise.
20609 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20612 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20613 wdst back after sync_compare_and_swapqhi_internal.
20615 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20618 * config/i386/i386-modes.def (V1DI): New vector mode.
20619 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20620 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20621 (MMXMODE248): Ditto.
20622 (MMXMODE): Add V1DI mode.
20623 (mmxvecsize): Change DI mode to V1DI mode.
20624 ("mov<mode>): Use MMXMODEI8 mode iterator.
20625 ("*mov<mode>_internal_rex64"): Ditto.
20626 ("*mov<mode>_internal"): Ditto.
20627 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20628 ("mmx_sub<mode>3"): Ditto.
20629 ("mmx_adddi3"): Remove insn pattern.
20630 ("mmx_subdi3"): Ditto.
20631 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20632 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20633 ("mmx_ashl<mode>3"): Ditto.
20634 ("mmx_lshrdi3"): Remove insn pattern.
20635 ("mmx_ashldi3"): Ditto.
20636 * config/i386/i386.c (classify_argument): Handle V1DImode.
20637 (function_arg_advance_32): Ditto.
20638 (function_arg_32): Ditto.
20639 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20640 mmx_addv1di3 insn pattern.
20641 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20642 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20643 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20644 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20645 Remove definitions of built-in functions.
20646 (V1DI_type_node): New node.
20647 (v1di_ftype_v1di_int): Ditto.
20648 (v1di_ftype_v1di_v1di): Ditto.
20649 (v2si_ftype_v2si_si): Ditto.
20650 (v4hi_ftype_v4hi_di): Remove node.
20651 (v2si_ftype_v2si_di): Ditto.
20652 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20653 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20654 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20655 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20656 Add new builtins using def_builtin_const.
20657 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20658 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20659 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20660 * config/i386/mmintrin.h (__v1di): New typedef.
20661 (_mm_add_si64): Cast arguments to __v1di type.
20662 (_mm_sub_si64): Ditto.
20663 (_mm_sll_pi16): Cast __count to __v4hi type.
20664 (_mm_sll_pi32): Cast __count to __v2si type.
20665 (_mm_sll_si64): Cast arguments to __v1di type.
20666 (_mm_srl_pi16): Cast __count to __v4hi type.
20667 (_mm_srl_pi32): Cast __count to __v2si type.
20668 (_mm_srl_si64): Cast arguments to __v1di type.
20669 (_mm_sra_pi16): Cast __count to __v4hi type.
20670 (_mm_sra_pi32): Cast __count to __v2si type.
20671 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20672 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20673 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20674 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20675 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20676 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20677 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20678 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20679 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20680 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20681 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20682 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20684 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20686 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20688 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20691 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20692 reg+const addressing for Altivec modes. Don't generate reg+reg
20693 addressing for TFmode or TDmode quantities.
20695 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20697 * c-common.c (vector_types_convertible_p): Call langhook
20698 instead of comptypes.
20700 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20703 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20704 integral and scalar float variables which have a
20707 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20709 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20710 dwarf_register_span hook when emitting unwind information for
20711 register-to-memory saves.
20712 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20713 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20715 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20717 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20718 for the same VAR_DECL.
20720 2008-03-06 Tom Tromey <tromey@redhat.com>
20722 * treelang: Delete.
20723 * doc/standards.texi (Standards): Don't mention treelang.
20724 * doc/invoke.texi (Overall Options): Don't mention treelang.
20725 * doc/install.texi (Prerequisites): Don't mention bison or
20727 (Configuration): Don't mention treelang.
20728 (Building): Likewise.
20729 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20731 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20733 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20734 word-extractions out of a multi-word object.
20736 2008-03-06 Richard Guenther <rguenther@suse.de>
20738 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20739 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20740 result type and precision.
20741 * expr.c (get_inner_reference): Set unsignedp based on the result
20742 type of BIT_FIELD_REF.
20743 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20744 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20745 (try_instantiate_multiple_fields): Likewise. Use the correct type
20747 (sra_build_assignment): Likewise.
20748 (sra_build_elt_assignment): Likewise.
20749 (sra_explode_bitfield_assignment): Likewise.
20750 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20751 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20752 set BIT_FIELD_REF_UNSIGNED.
20753 (vectorizable_load): Likewise.
20755 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20757 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20760 2008-03-06 Richard Guenther <rguenther@suse.de>
20762 * alias.c (struct alias_set_entry): Move has_zero_child field
20763 to pack with alias_set.
20765 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20767 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20770 2008-03-05 Ian Lance Taylor <iant@google.com>
20772 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20774 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20776 * fwprop.c (update_df): Support width and offset parameters of
20778 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20779 global_conflicts): Change DF_REF_EXTRACT to either
20780 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20781 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20782 * df-scan.c (df_ref_record, df_defs_record,
20783 df_ref_create_structure, df_def_record_1, df_uses_record,
20784 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20785 df_bb_refs_collect, df_entry_block_defs_collect,
20786 df_exit_block_uses_collect): Support new width and offset fields.
20787 (ref_extract_pool): New storage pool.
20788 (df_free_ref): New function.
20789 (df_reg_chain_unlink, df_free_collection_rec,
20790 df_sort_and_compress_refs): Call df_free_ref.
20791 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20793 (df_ref_create_structure): Allocate df_ref_extract if offset and
20794 width fields are used.
20795 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20796 (df_uses_record): Get offset and width from ZERO_EXTRACT
20798 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20799 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20800 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20801 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20802 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20803 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20804 (df_ref_extract): New structure.
20805 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20806 (df_ref_create): Add width and offset parameters.
20808 2008-03-05 Richard Guenther <rguenther@suse.de>
20810 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20811 Use ranges_overlap_p.
20812 (offset_overlaps_with_access): Rename
20813 to ranges_overlap_p and move ...
20814 * tree-flow-inline.h (ranges_overlap_p): ... here.
20816 * tree.h (get_inner_reference, handled_component_p): Update
20819 * tree.h (record_component_aliases, get_alias_set,
20820 alias_sets_conflict_p, alias_sets_must_conflict_p,
20821 objects_must_conflict_p): Move declarations ...
20822 * alias.h (record_component_aliases, get_alias_set,
20823 alias_sets_conflict_p, alias_sets_must_conflict_p,
20824 objects_must_conflict_p): ... here.
20825 Include coretypes.h.
20826 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20828 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20830 * cfg.c: Include tree-flow.h.
20831 (remove_edge_raw): Call redirect_edge_var_map_clear.
20832 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20833 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20834 (redirect_edge_var_map_result): New.
20835 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20836 PENDING_STMT use with redirect_edge_var_map_*.
20837 * tree-ssa.c (edge_var_maps): New definition.
20838 (redirect_edge_var_map_add): New.
20839 (redirect_edge_var_map_clear): New.
20840 (redirect_edge_var_map_dup): New.
20841 (redirect_edge_var_map_vector): New.
20842 (redirect_edge_var_map_destroy): New.
20843 (ssa_redirect_edge): Replace PENDING_STMT use with
20844 redirect_edge_var_map_*.
20845 (flush_pending_stmts): Same.
20846 (delete_tree_ssa): Destroy edge var map.
20847 * tree-flow.h (struct _edge_var_map): New.
20848 Define edge_var_map vector type.
20849 Declare redirect_edge_var_map_* prototypes.
20850 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20851 * tree-cfg.c (reinstall_phi_args): Replace
20852 PENDING_STMT use with redirect_edge_var_map_*.
20854 2008-03-05 Richard Guenther <rguenther@suse.de>
20856 PR tree-optimization/35472
20857 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20858 whose single use_stmt has a overlapping set of loaded and
20859 stored symbols as that use_stmt might be a noop assignment then.
20861 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20863 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20865 2008-03-05 Richard Guenther <rguenther@suse.de>
20868 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20869 should be constants.
20870 * tree-cfg.c (verify_expr): Verify it.
20871 * fold-const.c (fold_truthop): Remove code generating
20872 BIT_FIELD_REFs of structure bases.
20873 (fold_binary): Likewise.
20874 (fold_ternary): Position and size of BIT_FIELD_REFs are
20875 always host integers.
20876 (make_bit_field_ref): Remove.
20877 (optimize_bit_field_compare): Remove.
20878 (all_ones_mask_p): Remove.
20880 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20883 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20884 (split_block_and_df_analyze): New. Split basic block and rebuild
20886 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20888 (split_pattern_seq): Likewise.
20889 (erase_matching_seqs): Likewise.
20890 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20892 2008-03-04 Geoff Keating <geoffk@apple.com>
20894 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20895 declaration and code.
20896 (tree_invalid_nonnegative_warnv_p): Likewise.
20898 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20900 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20901 examples. Truncate option-names then causing overfull hbox.
20903 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20906 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20908 * configure: Rebuilt.
20910 2008-03-04 Rafael EspÃndola <espindola@google.com>
20912 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20913 (tree_unary_nonnegative_warnv_p): New.
20914 (tree_binary_nonnegative_warnv_p): New.
20915 (tree_single_nonnegative_warnv_p): New.
20916 (tree_invalid_nonnegative_warnv_p): New.
20917 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20919 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20922 * opts.c (handle_option): Postpone 'unknown option' errors only for
20925 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20928 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20931 2008-03-04 Rafael EspÃndola <espindola@google.com>
20933 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20934 (tree_binary_nonzero_warnv_p): New.
20935 (tree_single_nonzero_warnv_p): New.
20936 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20938 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20940 PR middle-end/35456
20941 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20942 transformations for modes that have signed zeros.
20943 * ifcvt.c (noce_try_abs): Ditto.
20945 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20947 * config/i386/i386.c (override_options): Force
20948 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20950 2008-03-04 Jan Hubicka <jh@suse.cz>
20953 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20956 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20958 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20959 label to probe the stack.
20961 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20963 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20964 (__gthr_win32_mutex_destroy): Declare.
20965 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20966 __gthr_win32_mutex_destroy.
20967 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20969 2008-03-03 Jan Hubicka <jh@suse.cz>
20972 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20973 aggressive on inlining cold calls.
20975 2008-03-03 Richard Guenther <rguenther@suse.de>
20977 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20978 struct copies into the expression table.
20979 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20980 (try_to_simplify): Likewise.
20981 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20982 integral and pointer arguments which do not change the
20983 precision to NOP_EXPRs.
20984 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20985 VIEW_CONVERT_EXPR case.
20987 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20989 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20990 defined in a loop at depth 0 is invariant.
20991 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20992 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20993 be called at loop depth 0.
20995 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20998 * gcc.c (process_command): Update copyright notice dates.
20999 * gcov.c (print_version): Likewise.
21000 * gcov-dump.c (print_version): Likewise.
21001 * mips-tfile.c (main): Likewise.
21002 * mips-tdump.c (main): Likewise.
21004 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21007 * c-common.c (flag_permissive): Delete.
21008 (constant_expression_warnings): Check flags first.
21009 (constant_expression_error): New.
21010 * c-common.h (flag_permissive): Delete.
21011 (constant_expression_error): Declare.
21012 * flags.h (flag_permissive): Declare. Update description.
21013 * diagnostic.c (pedwarn): Update.
21015 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21016 (permissive_error_kind): New.
21017 * toplev.c (flag_permissive): Define. Update description.
21018 * toplev.h (permissive_error_kind): Declare.
21019 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21020 (pedwarn_c90): Use pedantic_warning_kind.
21021 * c-opts.c (c_common_post_options): flag_permissive does not affect
21022 flag_pedantic_errors.
21024 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21026 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21027 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21028 __absvsi2, __absvDI2): Use unsigned arithmetic.
21030 2008-03-02 Andi Kleen <ak@suse.de>
21031 Richard Guenther <rguenther@suse.de>
21033 * struct-equiv.c: Remove file.
21034 * cfg_cleanup.c (condjump_equiv_p): Remove.
21035 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21036 (struct-equiv.o): Remove rule.
21037 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21038 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21039 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21041 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21043 * ifcvt.c (noce_process_if_block): Try to handle only the then
21044 block if the else block exists but isn't suitable.
21046 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21049 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21050 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21051 regression from previous patch.
21053 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21056 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21058 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21059 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21060 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21061 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21062 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21063 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21064 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21065 (__gthread_mutex_destroy_function): Rename to
21066 __gthread_mutex_destroy.
21067 * gthr-dce.h (__gthread_mutex_destroy): Call
21068 pthread_mutex_destroy.
21069 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21070 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21071 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21073 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21075 * df-scan.c (df_ref_chain_change_bb): Simplify.
21076 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21077 set_block_for_insn if there's any change.
21078 * df.h ((df_insn_change_bb): Fix prototype.
21079 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21080 df_insn_change_bb, don't call set_block_for_insn.
21081 * emit-rtl.c (reorder_insns): Likewise.
21082 * haifa-sched.c (move_insn): Likewise.
21084 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21086 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21088 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21090 * tree-flow-inline.h (next_readonly_imm_use): Return
21091 NULL_USE_OPERAND_P after the end.
21093 2008-03-01 Richard Guenther <rguenther@suse.de>
21095 PR tree-optimization/35411
21096 * tree-sra.c (sra_build_assignment): Split conversion to
21097 final type to a separate statement if we are not assigning
21100 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21102 * fold-const.c (fold_convertible_p): Correct the logic to follow
21103 that in fold_convert().
21105 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21108 * tree-inline.c (build_duplicate_type): When we make a
21109 duplicate type, make it unique in the canonical types system.
21111 2008-02-29 Tom Tromey <tromey@redhat.com>
21113 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21114 input_file_stack_history, input_file_stack_restored): Remove.
21115 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21116 * input.h (struct file_stack): Remove.
21117 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21118 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21120 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21122 (diagnostic_last_module_changed): Add 'map' argument.
21123 (diagnostic_set_last_function): Likewise.
21124 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21125 line map, not input_file_stack.
21126 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21128 2008-02-29 Paul Brook <paul@codesourcery.com>
21130 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21132 2008-02-29 Paul Brook <paul@codesourcery.com>
21134 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21136 2008-02-29 Richard Guenther <rguenther@suse.de>
21138 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21140 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21141 value for comparing for a store match.
21142 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21143 (try_to_simplify): Do not do a full-blown reference lookup.
21145 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21147 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21148 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21150 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21152 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21154 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21155 strides against cache sizes.
21157 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21159 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21162 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21164 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21165 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21166 is smaller than the original promoted value.
21167 (simplify_subreg): If OP is a SUBREG, try to preserve its
21168 SUBREG_PROMOTED_VAR_P information.
21170 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21172 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21173 (VN_INFO_GET): Allocate new objects on the obstack.
21174 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21175 for rpo_numbers_temp, for consistency.
21176 (free_scc_vn): Free the obstack.
21178 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21180 * doc/invoke.texi: Document -ftree-loop-distribution.
21181 * tree-loop-distribution.c: New.
21182 * tree-pass.h (pass_loop_distribution): New.
21183 * graphds.h (struct graph): Add htab_t indices.
21184 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21185 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21186 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21187 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21188 * tree-data-ref.c (debug_data_dependence_relations): New.
21189 (dump_data_dependence_relation): Also print data references.
21190 (free_data_ref): Extern.
21191 (same_access_functions): Moved...
21192 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21193 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21194 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21195 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21196 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21197 (stmts_from_loop): Skip LABEL_EXPR.
21198 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21200 (build_rdg): Initialize rdg->indices htab.
21201 (free_rdg, stores_from_loop, ref_base_address,
21202 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21203 have_similar_memory_accesses_1, ref_base_address_1,
21204 remove_similar_memory_refs): New.
21205 * tree-data-ref.h: Depend on tree-chrec.h.
21206 (debug_data_dependence_relations, free_data_ref): Declared.
21207 (same_access_functions): ... here.
21208 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21210 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21211 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21212 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21213 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21214 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21215 rdg_vertex_for_stmt): Declared.
21216 (struct rdg_edge): Add level.
21218 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21219 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21221 (rdg_has_similar_memory_accesses): New.
21222 * tree-vect-analyze.c: Remove unused static decls.
21223 * lambda.h (dependence_level): New.
21224 * common.opt (ftree-loop-distribution): New.
21225 * tree-flow.h (mark_virtual_ops_in_bb,
21226 slpeel_tree_duplicate_loop_to_edge_cfg,
21227 rename_variables_in_loop): Declared.
21228 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21229 (OBJS-common): Add tree-loop-distribution.o.
21230 (tree-loop-distribution.o): New rule.
21231 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21232 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21233 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21235 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21238 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21239 other than structures and unions.
21241 2008-02-28 Richard Guenther <rguenther@suse.de>
21244 2008-02-26 Richard Guenther <rguenther@suse.de>
21246 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21247 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21248 (lookup_decl_from_uid): Declare.
21249 (remove_decl_from_map): Likewise.
21250 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21251 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21252 (decl_for_uid_map): New global hashtable mapping DECL_UID
21254 (init_ttree): Allocate it.
21255 (insert_decl_to_uid_decl_map): New helper function.
21256 (make_node_stat): Insert new decls into the map.
21257 (copy_node_stat): Likewise.
21258 (lookup_decl_from_uid): New function.
21259 (remove_decl_from_map): Likewise.
21260 (print_decl_for_uid_map_statistics): New helper.
21261 (dump_tree_statistics): Call it.
21263 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21264 (referenced_var_iterator): Adjust.
21265 (FOR_EACH_REFERENCED_VAR): Adjust.
21266 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21267 (num_referenced_vars): Adjust.
21268 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21269 (first_referenced_var): Remove.
21270 (end_referenced_vars_p): Likewise.
21271 (next_referenced_var): Likewise.
21272 (referenced_var_iterator_set): New helper function.
21273 * tree-dfa.c (referenced_var_lookup): Adjust.
21274 (referenced_var_check_and_insert): Likewise.
21275 (remove_referenced_var): Likewise.
21276 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21277 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21278 (verify_call_clobbering): Likewise.
21279 (verify_memory_partitions): Likewise.
21280 (init_tree_ssa): Allocate bitmap instead of hashtable for
21282 (delete_tree_ssa): Adjust.
21283 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21284 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21285 (compute_tag_properties): Likewise.
21286 (set_initial_properties): Likewise.
21287 (find_partition_for): Likewise.
21288 (update_reference_counts): Likewise.
21289 (dump_may_aliases_for): Likewise.
21290 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21291 (add_call_clobber_ops): Likewise.
21292 (add_call_read_ops): Likewise.
21293 (get_asm_expr_operands): Likewise.
21294 * tree-into-ssa.c (dump_decl_set): Likewise.
21295 (update_ssa): Likewise.
21296 * tree-sra.c (scan_function): Likewise.
21297 (decide_instantiations): Likewise.
21298 (scalarize_parms): Likewise.
21299 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21300 (dsa_named_for): Likewise.
21301 * tree-ssa-structalias.c (update_alias_info): Likewise.
21302 (merge_smts_into): Likewise.
21304 2008-02-27 David Daney <ddaney@avtrex.com>
21307 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21308 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21309 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21310 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21311 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21313 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21316 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21317 (BUILT_IN_NEXTTOWARD): Remove.
21318 (BUILT_IN_NEXTTOWARDF): Ditto.
21319 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21320 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21322 2008-02-27 Tom Tromey <tromey@redhat.com>
21324 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21325 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21327 2008-02-27 Jan Beulich <jbeulich@novell.com>
21329 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21330 update the respective field on newdecl.
21332 2008-02-27 Revital Eres <eres@il.ibm.com>
21334 PR rtl-optimization/34999
21335 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21336 crossing edges that ends with a call insn.
21337 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21338 call insn and clear the EDGE_CROSSING flag of the crossing edge
21339 when fixing fallthru edges.
21341 2008-02-27 Richard Guenther <rguenther@suse.de>
21343 PR middle-end/35390
21344 * fold-const.c (fold_unary): Return the correct argument,
21345 converted to the result type.
21347 2008-02-27 Richard Guenther <rguenther@suse.de>
21349 PR middle-end/34971
21350 * expr.c (expand_expr_real_1): Assert on rotates that operate
21352 * fold-const.c (fold_binary): Use the types precision, not the
21353 bitsize of the mode if folding rotate expressions. Build rotates
21354 only for full modes.
21356 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21358 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21359 and CPP_PRAGMA_EOL.
21360 * c-pragma.c (pragma_ns_name): New typedef.
21361 (registered_pp_pragmas): New variable.
21362 (c_pp_lookup_pragma): New function.
21363 (c_register_pragma_1): If flag_preprocess_only, do nothing
21364 for non-expanded pragmas, for expanded ones push pragma's
21365 namespace and name into registered_pp_pragmas vector.
21366 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21367 flag_preprocess_only, don't register GCC pch_preprocess
21368 pragma if flag_preprocess_only.
21369 * c-opts.c (c_common_init): Call init_pragma even if
21370 flag_preprocess_only.
21371 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21372 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21373 cpp_register_pragma if flag_preprocess_only.
21375 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21378 * c-parser.c (c_parser_translation_unit): Warn for empty
21379 translation unit, not empty source file.
21381 2008-02-26 Paul Brook <paul@codesourcery.com>
21383 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21384 operand for Thumb-2.
21385 * config/arm/arm.h (reg_class): Add CORE_REGS.
21386 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21387 (BASE_REG_CLASS): Use CORE_REGS.
21388 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21389 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21390 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21391 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21392 ARM_REGNO_OK_FOR_INDEX_P.
21393 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21394 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21395 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21396 (ldm/stm peepholes): Ditto.
21397 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21398 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21399 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21400 * config/arm/constraints.md: Enable "k" constraint on ARM.
21402 2008-02-27 Ben Elliston <bje@au.ibm.com>
21404 * config/rs6000/rs6000.c: Annotate cache line size field in all
21405 instances of struct processor_costs.
21407 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21409 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21410 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21411 jump_bypass): New counters.
21412 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21413 * dce.c (gate_ud_dce): Same.
21414 (gate_fast_dce): Same.
21415 * dse.c (gate_dse1): New function.
21416 (gate_dse2): New function.
21417 (gate_dse): Merge results of new gate functions.
21418 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21419 (gate_handle_jump_bypass): Add dbg_cnt.
21420 (gate_handle_gcse): Add dbg_cnt.
21421 * ifcvt.c (gate_handle_if_conversion): Same.
21422 (gate_handle_if_after_combine): Same.
21423 (gate_handle_if_after_reload): Same.
21424 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21426 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21428 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21430 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21432 2008-02-26 Jason Merrill <jason@redhat.com>
21435 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21436 alone if it's the naming decl for the type's main variant.
21438 2008-02-26 Tom Tromey <tromey@redhat.com>
21440 * system.h (USE_MAPPED_LOCATION): Poison.
21441 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21442 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21443 (make_goto_expr_edges): Likewise.
21444 (remove_bb): Likewise.
21445 (execute_warn_function_return): Likewise.
21446 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21448 * c-common.c (fname_decl): Remove old location code.
21449 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21451 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21453 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21454 (gen_rtx_ASM_INPUT): Likewise.
21455 (gen_rtx_ASM_INPUT_loc): Likewise.
21456 (get_rtx_asm_OPERANDS): Remove.
21457 * cfglayout.c (insn_locators_alloc): Remove old location code.
21458 (set_curr_insn_source_location): Likewise.
21459 (curr_insn_locator): Likewise.
21460 * print-tree.c (print_node): Remove old location code.
21461 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21462 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21463 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21464 location_from_locus.
21465 (construct_exit_block): Remove old location code.
21466 * emit-rtl.c (force_next_line_note): Remove old location code.
21467 * profile.c (branch_prob): Remove old location code.
21468 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21469 LOC_LINE): Remove old-location variants.
21470 * langhooks.c (lhd_print_error_function): Remove old location
21472 * configure, config.in: Rebuilt.
21473 * configure.ac (--enable-mapped-location): Remove.
21474 * c-decl.c (c_init_decl_processing): Remove old location code.
21475 (finish_function): Likewise.
21476 * recog.c (decode_asm_operands): Remove old location code.
21477 * c-pch.c (c_common_read_pch): Remove old location code.
21478 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21480 * gimple-low.c (lower_function_body): Remove old location code.
21481 * toplev.c (unknown_location): Remove.
21482 (push_srcloc): Remove old-location variant.
21483 (process_options): Remove old location code.
21484 (lang_dependent_init): Likewise.
21485 * input.h (UNKNOWN_LOCATION): Move definition.
21486 (location_t): Undeprecate.
21487 (source_locus): Remove.
21488 (location_from_locus): Remove.
21489 (struct location_s): Remove.
21490 Remove all old-location code.
21491 (input_line, input_filename): Remove.
21492 * final.c (final_scan_insn): Remove old location code.
21493 * diagnostic.c (diagnostic_build_prefix): Remove
21494 USE_MAPPED_LOCATION test.
21495 * tree.h (gimple_stmt) <locus>: Now a location_t.
21496 (tree_exp) <locus>: Likewise.
21497 (DECL_IS_BUILTIN): Remove old-location variant.
21498 (annotate_with_file_line, annotate_with_locus): Likewise.
21499 (expr_locus, set_expr_locus): Update.
21500 * tree.c (build1_stat): Remove old location code.
21501 (last_annotated_node): Remove.
21502 (annotate_with_file_line): Remove old-location variant.
21503 (annotate_with_locus): Likewise.
21504 (expr_location): Remove old location code.
21505 (set_expr_location): Likewise.
21506 (expr_has_location): Likewise.
21507 (expr_locus): Likewise.
21508 (set_expr_locus): Likewise.
21509 (expr_filename): Don't use location_from_locus.
21510 (expr_lineno): Likewise.
21511 * rtl-error.c (location_for_asm): Remove old location code.
21512 * c-lex.c (cb_line_change): Remove old location code.
21513 (fe_file_change): Likewise.
21514 (cb_def_pragma): Likewise.
21515 (c_lex_with_flags): Likewise.
21516 * gengtype.c (do_typedef): Don't special-case location types.
21517 (define_location_structures): Remove.
21518 (main): Don't call define_location_structures.
21519 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21522 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21525 * builtins.def (BUILT_IN_STDARG_START): Remove.
21526 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21527 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21528 * tree-inline.c (inline_forbidden_p_1): Likewise.
21530 2008-02-26 Richard Guenther <rguenther@suse.de>
21532 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21533 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21534 (lookup_decl_from_uid): Declare.
21535 (remove_decl_from_map): Likewise.
21536 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21537 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21538 (decl_for_uid_map): New global hashtable mapping DECL_UID
21540 (init_ttree): Allocate it.
21541 (insert_decl_to_uid_decl_map): New helper function.
21542 (make_node_stat): Insert new decls into the map.
21543 (copy_node_stat): Likewise.
21544 (lookup_decl_from_uid): New function.
21545 (remove_decl_from_map): Likewise.
21546 (print_decl_for_uid_map_statistics): New helper.
21547 (dump_tree_statistics): Call it.
21549 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21550 (referenced_var_iterator): Adjust.
21551 (FOR_EACH_REFERENCED_VAR): Adjust.
21552 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21553 (num_referenced_vars): Adjust.
21554 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21555 (first_referenced_var): Remove.
21556 (end_referenced_vars_p): Likewise.
21557 (next_referenced_var): Likewise.
21558 (referenced_var_iterator_set): New helper function.
21559 * tree-dfa.c (referenced_var_lookup): Adjust.
21560 (referenced_var_check_and_insert): Likewise.
21561 (remove_referenced_var): Likewise.
21562 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21563 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21564 (verify_call_clobbering): Likewise.
21565 (verify_memory_partitions): Likewise.
21566 (init_tree_ssa): Allocate bitmap instead of hashtable for
21568 (delete_tree_ssa): Adjust.
21569 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21570 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21571 (compute_tag_properties): Likewise.
21572 (set_initial_properties): Likewise.
21573 (find_partition_for): Likewise.
21574 (update_reference_counts): Likewise.
21575 (dump_may_aliases_for): Likewise.
21576 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21577 (add_call_clobber_ops): Likewise.
21578 (add_call_read_ops): Likewise.
21579 (get_asm_expr_operands): Likewise.
21580 * tree-into-ssa.c (dump_decl_set): Likewise.
21581 (update_ssa): Likewise.
21582 * tree-sra.c (scan_function): Likewise.
21583 (decide_instantiations): Likewise.
21584 (scalarize_parms): Likewise.
21585 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21586 (dsa_named_for): Likewise.
21587 * tree-ssa-structalias.c (update_alias_info): Likewise.
21588 (merge_smts_into): Likewise.
21590 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21593 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21594 * c-opts.c (c_common_handle_option): Wall enables
21595 Wvolatile-register-var.
21596 * common.opt: Move Wvolatile-register-var to...
21599 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21601 * common.opt (Wlarger-than=): New.
21602 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21604 * opts.c (common_handle_option): Handle -Wlarger-than=.
21605 * optc-gen.awk: Likewise.
21606 * opth-gen.awk: Likewise.
21607 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21608 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21610 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21612 * c-common.c (match_case_to_enum_1): Add appropriate
21613 OPT_W* parameter to warning.
21614 (c_do_switch_warnings): Likewise.
21615 * c-typeck.c (warning_init): Add one more parameter following
21616 'warning' function.
21617 (push_init_level): Update call to warning_init.
21618 (pop_init_level): Likewise.
21619 (add_pending_init): Likewise.
21620 (output_init_element: Likewise.
21622 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21625 * toplev.c (toplev_main): If there are warnings or error, print
21626 errors for ignored options.
21627 * opts.c (ignored_options): New static variable.
21628 (postpone_unknown_option_error): New.
21629 (print_ignored_options): New.
21630 (handle_option): Postpone errors for unknown -Wno-* options.
21631 * opts.h (print_ignored_options): Declare.
21633 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21635 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21638 2008-02-25 Richard Guenther <rguenther@suse.de>
21641 2008-02-25 Richard Guenther <rguenther@suse.de>
21643 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21644 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21645 (lookup_decl_from_uid): Declare.
21646 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21647 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21648 (decl_for_uid_map): New global hashtable mapping DECL_UID
21650 (init_ttree): Allocate it.
21651 (insert_decl_to_uid_decl_map): New helper function.
21652 (make_node_stat): Insert new decls into the map.
21653 (copy_node_stat): Likewise.
21654 (lookup_decl_from_uid): New function.
21655 (print_decl_for_uid_map_statistics): New helper.
21656 (dump_tree_statistics): Call it.
21658 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21659 (referenced_var_iterator): Adjust.
21660 (FOR_EACH_REFERENCED_VAR): Adjust.
21661 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21662 (num_referenced_vars): Adjust.
21663 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21664 (first_referenced_var): Remove.
21665 (end_referenced_vars_p): Likewise.
21666 (next_referenced_var): Likewise.
21667 (referenced_var_iterator_set): New helper function.
21668 * tree-dfa.c (referenced_var_lookup): Adjust.
21669 (referenced_var_check_and_insert): Likewise.
21670 (remove_referenced_var): Likewise.
21671 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21672 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21673 (verify_call_clobbering): Likewise.
21674 (verify_memory_partitions): Likewise.
21675 (init_tree_ssa): Allocate bitmap instead of hashtable for
21677 (delete_tree_ssa): Adjust.
21678 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21679 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21680 (compute_tag_properties): Likewise.
21681 (set_initial_properties): Likewise.
21682 (find_partition_for): Likewise.
21683 (update_reference_counts): Likewise.
21684 (dump_may_aliases_for): Likewise.
21685 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21686 (add_call_clobber_ops): Likewise.
21687 (add_call_read_ops): Likewise.
21688 (get_asm_expr_operands): Likewise.
21689 * tree-into-ssa.c (dump_decl_set): Likewise.
21690 (update_ssa): Likewise.
21691 * tree-sra.c (scan_function): Likewise.
21692 (decide_instantiations): Likewise.
21693 (scalarize_parms): Likewise.
21694 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21695 (dsa_named_for): Likewise.
21696 * tree-ssa-structalias.c (update_alias_info): Likewise.
21697 (merge_smts_into): Likewise.
21699 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21702 * doc/invoke.texi (-fcx-limited-range): Document new option.
21703 * toplev.c (process_options): Handle -fcx-fortran-rules.
21704 * common.opt: Add documentation for -fcx-fortran-rules.
21706 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21709 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21710 actual behaviour and C99.
21712 2008-02-26 Ben Elliston <bje@au.ibm.com>
21714 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21715 (ASM_CPU_POWER6_SPEC): Likewise.
21716 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21717 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21718 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21720 2008-02-25 Richard Guenther <rguenther@suse.de>
21722 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21723 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21724 (lookup_decl_from_uid): Declare.
21725 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21726 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21727 (decl_for_uid_map): New global hashtable mapping DECL_UID
21729 (init_ttree): Allocate it.
21730 (insert_decl_to_uid_decl_map): New helper function.
21731 (make_node_stat): Insert new decls into the map.
21732 (copy_node_stat): Likewise.
21733 (lookup_decl_from_uid): New function.
21734 (print_decl_for_uid_map_statistics): New helper.
21735 (dump_tree_statistics): Call it.
21737 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21738 (referenced_var_iterator): Adjust.
21739 (FOR_EACH_REFERENCED_VAR): Adjust.
21740 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21741 (num_referenced_vars): Adjust.
21742 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21743 (first_referenced_var): Remove.
21744 (end_referenced_vars_p): Likewise.
21745 (next_referenced_var): Likewise.
21746 (referenced_var_iterator_set): New helper function.
21747 * tree-dfa.c (referenced_var_lookup): Adjust.
21748 (referenced_var_check_and_insert): Likewise.
21749 (remove_referenced_var): Likewise.
21750 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21751 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21752 (verify_call_clobbering): Likewise.
21753 (verify_memory_partitions): Likewise.
21754 (init_tree_ssa): Allocate bitmap instead of hashtable for
21756 (delete_tree_ssa): Adjust.
21757 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21758 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21759 (compute_tag_properties): Likewise.
21760 (set_initial_properties): Likewise.
21761 (find_partition_for): Likewise.
21762 (update_reference_counts): Likewise.
21763 (dump_may_aliases_for): Likewise.
21764 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21765 (add_call_clobber_ops): Likewise.
21766 (add_call_read_ops): Likewise.
21767 (get_asm_expr_operands): Likewise.
21768 * tree-into-ssa.c (dump_decl_set): Likewise.
21769 (update_ssa): Likewise.
21770 * tree-sra.c (scan_function): Likewise.
21771 (decide_instantiations): Likewise.
21772 (scalarize_parms): Likewise.
21773 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21774 (dsa_named_for): Likewise.
21775 * tree-ssa-structalias.c (update_alias_info): Likewise.
21776 (merge_smts_into): Likewise.
21778 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21781 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21782 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21783 * alias.h (nonoverlapping_memrefs_p): Likewise.
21785 2008-02-25 Jan Beulich <jbeulich@novell.com>
21787 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21788 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21789 __emultls_get_address, __emultls_register_common,
21790 __floatundi?f, and _Unwind_GetIPInfo.
21791 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21792 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21793 (gen_regparm_prefix): Likewise.
21794 (i386_nlm_encode_section_info): Sync with
21795 config/i386/winnt.c:i386_pe_encode_section_info().
21796 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21797 i386_nlm_mangle_decl_assembler_name): New.
21798 (netware_override_options): New.
21799 * config/i386/netware.h (netware_override_options): Declare.
21800 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21801 (i386_nlm_mangle_decl_assembler_name): Declare.
21802 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21804 2008-02-25 Ben Elliston <bje@au.ibm.com>
21807 * c-decl.c (grokdeclarator): Remove unused local variables
21808 `typedef_type' and `type_as_written'.
21810 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21811 unused local variable `has_hot_blocks'.
21812 (fix_crossing_conditional_branches): Remove unused local variable
21815 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21817 PR middle-end/19984
21818 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21819 using DEF_C99_BUILTIN.
21820 (BUILT_IN_NANF): Ditto.
21821 (BUILT_IN_NANL): Ditto.
21823 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21824 Revital Eres <eres@il.ibm.com>
21826 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21827 regarding the order of two dependent insns in the same row.
21829 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21831 * stor-layout.c (layout_decl): Do not bump the alignment of a
21832 bit-field to more than byte alignment if it is packed.
21834 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21836 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21839 2008-02-24 Diego Novillo <dnovillo@google.com>
21841 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21844 * tree-vrp.c (vrp_evaluate_conditional): With
21845 -Wtype-limits, emit a warning when comparing against a
21846 constant outside the natural range of OP0's type.
21847 * c.opt (Wtype-limits): Move ...
21848 * common.opt (Wtype-limits): ... here.
21850 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21852 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21853 * config/rs6000/e300c2c3.md: New file.
21854 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21856 (rs6000_override_options): Add e300c2 and e300c3 cases to
21857 processor_target_table. Do not allow usage of Altivec or Spe
21858 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21859 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21860 * config/rs6000/rs6000.h (processor_type): Add
21861 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21862 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21863 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21864 and ppce300c3. Include e300c2c3.md.
21866 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21868 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21869 instead of TARGET_STRICT_ALIGN.
21871 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21873 * explow.c (memory_address): Assert that the generated address is
21876 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21879 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21880 * config/darwin-ppc-ldouble-patch.def: New file.
21881 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21882 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21883 SUBTARGET_INIT_BUILTINS if defined.
21884 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21887 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21890 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21891 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21893 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21896 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21897 file" warning condtional on -Winvalid-PCH.
21899 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21901 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21903 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21907 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21908 prevent reload from using MMX registers.
21909 (*mov<mode>_internal): Ditto.
21910 (*movv2sf_internal_rex64): Ditto.
21911 (*movv2sf_internal): Ditto.
21913 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21915 PR documentation/31569
21916 * doc/install.texi2html: Use makeinfo --no-number-sections.
21918 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21920 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21921 ensure that we can address an entire entity > 8 bytes. Don't
21922 generate reg+reg addressing for such data.
21924 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21926 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21927 strings when optimizing for size, unless the target cares about
21930 2008-02-22 Tom Tromey <tromey@redhat.com>
21932 * regclass.c (current_pass): Remove declaration.
21934 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21936 * config/avr/libgcc.S (__RAMPZ__): Define.
21937 (__do_copy_data): Add for devices with 128KB code memory.
21939 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21941 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21943 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21945 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21947 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21950 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21953 * c-typeck.c (build_binary_op): Warn about floating point
21954 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21956 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21959 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21960 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21962 (rs6000_override_options): Set altivec_abi as default, not override,
21963 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21964 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21965 is used; use new member spe_abi.
21966 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21967 spe_abi and altivec_abi.
21969 2008-02-22 Tomas Bily <tbily@suse.cz>
21971 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21973 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21976 * config.build (build_file_translate): Set to `CMD //c' only if
21978 * Makefile.in (build_file_translate): Improve comment.
21980 2008-02-21 Jan Hubicka <jh@suse.cz>
21982 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21983 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21984 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21986 2008-02-21 Michael Matz <matz@suse.de>
21989 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21991 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21993 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21994 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21995 as insn constraint.
21996 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21997 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21998 SSE_VEC_FLOAT_MODE_P as insn constraint.
21999 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22000 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22001 sse4a_movntdf using MODEF mode iterator.
22002 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22003 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22004 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22005 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22006 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22007 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22008 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22010 2008-02-21 Richard Guenther <rguenther@suse.de>
22012 * tree.def (PAREN_EXPR): New tree code.
22013 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22015 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22016 * expr.c (expand_expr_real_1): Likewise.
22017 * tree-inline.c (estimate_num_insns_1): Likewise.
22018 * tree-complex.c (expand_complex_move): Likewise.
22019 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22022 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22025 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22027 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22030 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22032 * config/sh/sh.c (find_barrier): Don't go past
22033 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22035 2008-02-20 DJ Delorie <dj@redhat.com>
22037 * config/h8300/h8300.md (insv): Force source operand to be a register.
22039 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22040 as a jump, not as a plain insn.
22042 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22044 * doc/invoke.texi (Warning Options): Add new option
22045 -Wframe-larger-than=.
22046 (-Wframe-larger-than): Document.
22048 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22049 Add declarations for new option variables.
22051 * final.c (final_start_function): Check the frame size
22052 before emission and issue a Wframe-larger-than warning.
22054 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22055 Add definitions for new option variables.
22056 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22058 * common.opt (Wframe-larger-than=): New option.
22060 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22062 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22063 (<sse>_div<mode>3): Ditto.
22064 (<sse>_vmdiv<mode>3): Ditto.
22065 (<sse>_vmsqrt<mode>2): Ditto.
22066 (*smax<mode>3): Ditto.
22067 (sse5_frcz<mode>2): Ditto.
22068 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22069 as insn constraint.
22071 2008-02-20 Richard Guenther <rguenther@suse.de>
22073 PR middle-end/35265
22074 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22075 be happy with INTEGRAL_TYPE_P.
22077 2008-02-20 Richard Guenther <rguenther@suse.de>
22079 * fold-const.c (split_tree): Associate floatig-point expressions
22080 if flag_associative_math is set.
22082 2008-02-20 Richard Guenther <rguenther@suse.de>
22084 * tree.h (fold_real_zero_addition_p): Declare.
22085 * fold-const.c (fold_real_zero_addition_p): Export.
22086 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22087 floating-point operations with zero and one.
22089 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22091 * doc/install.texi: Correct references to CFLAGS, replacing them
22092 with BOOT_CFLAGS. Document flags used during bootstrap for
22095 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22097 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22098 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22099 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22101 (smin<mode>3): Ditto from similar patterns.
22102 (smax<mode>3): Ditto.
22103 (*ieee_smin<mode>3): Ditto.
22104 (*ieee_smax<mode>3): Ditto.
22105 * config/i386/sse.md (sse): New mode attribute.
22106 (mov<mode>): Macroize expander from movv4sf and movv2df using
22107 SSEMODEF2P mode iterator.
22108 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22109 SSE_VEC_FLOAT_MODE_P as insn constraint.
22110 (storent<mode>): Ditto.
22111 (storent<mode>): Macroize expander from storentsf and storentdf using
22112 MODEF mode iterator.
22113 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22114 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22115 (abs<mode>2): Ditto from similar patterns.
22116 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22117 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22118 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22119 (<sse>_vmsqrt<mode>2): Ditto.
22120 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22121 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22122 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22123 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22124 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22125 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22126 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22128 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22129 iterator and SSE_FLOAT_MODE_P as insn constraint.
22130 (<sse>_ucomi): Ditto from similar patterns.
22131 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22132 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22133 SSE_VEC_FLOAT_MODE_P as insn constraint.
22134 (vcond<mode>): Ditto from similar patterns.
22135 (and<mode>3, *and<mode>3): Ditto.
22136 (<sse>_nand<mode>3): Ditto.
22137 (ior<mode>3, *ior<mode>3): Ditto.
22138 (xor<mode>3, *xor<mode>3): Ditto.
22139 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22140 iterator and SSE_FLOAT_MODE_P as insn constraint.
22141 (*nand<mode>3): Ditto from similar patterns.
22142 (*ior<mode>3): Ditto.
22143 (*xor<mode>3): Ditto.
22145 2008-02-20 Ira Rosen <irar@il.ibm.com>
22147 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22148 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22149 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22151 2008-02-19 Jan Hubicka <jh@suse.cz>
22153 * predict.c (tree_bb_level_predictions): Remove variable next
22154 mistakely introduced by previous commit.
22156 2008-02-19 Jan Hubicka <jh@suse.cz>
22158 * predict.c (predict_paths_leading_to): Rewrite.
22159 (predict_paths_for_bb): New.
22160 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22162 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22165 * Makefile.in (build_file_translate): New.
22166 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22167 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22168 * configure.ac (build_file_translate): Substitute it.
22169 * configure: Regenerate.
22171 2008-02-19 Jan Hubicka <jh@suse.cz>
22173 PR rtl-optimization/34408
22174 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22177 2008-02-19 Jan Hubicka <jh@suse.cz>
22179 PR middle-end/28779
22180 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22183 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22186 * config/i386/i386-modes.def: Revert the last DI alignment
22187 change until Ada people can look into it.
22189 2008-02-19 Nick Clifton <nickc@redhat.com>
22191 * opts.c (print_specific_help): Fix typo in --help text.
22193 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22196 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22197 32-bit inline asm without asm alternatives for host GCC < 3.0.
22199 2008-02-19 Richard Guenther <rguenther@suse.de>
22201 PR tree-optimization/34989
22202 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22203 Allow propagation to INDIRECT_REF if we can simplify only.
22205 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22207 * c-common.c (warn_for_collisions_1): Use appropriate option when
22210 2008-02-19 Nick Clifton <nickc@redhat.com>
22213 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22214 (handle_options): Fix indentation.
22215 (print_filtered_help): If no language-specific options were
22216 displayed tell the user how to list all the options supported by
22217 the language's front-end.
22218 (print_specific_help): Fix indentation and remove duplicate line.
22219 (common_handle_option): Handle the -v option.
22220 For --help enable the display of undocumented options if the -v
22221 switch has been included on the command line.
22222 For --help= check for overlaps in the arguments between the option
22223 classes and the language names and issue a warning when they
22224 cannot be disambiguated.
22225 * c.opt (v): Pass on to the common option handler.
22227 2008-02-19 Revital Eres <eres@il.ibm.com>
22229 * modulo-sched.c (sms_schedule): Change dump message when
22230 create_ddg function fails.
22231 (try_scheduling_node_in_cycle): Rename row to cycle.
22232 (print_partial_schedule): Rename CYCLE to ROW.
22234 2008-02-19 Christian Bruel <christian.bruel@st.com>
22235 Zdenek Dvorak <ook@ucw.cz>
22237 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22239 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22242 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22243 (*x86_movdicc_0_m1_se): Ditto.
22245 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22247 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22248 (CMPtype): Define as __gcc_CMPtype.
22249 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22250 (CMPtype): Define as __gcc_CMPtype.
22252 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22254 Support valgrind 3.3 for --enable-checking=valgrind.
22255 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22257 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22258 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22259 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22260 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22261 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22262 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22263 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22265 * ggc-zone.c: Similar.
22266 * ggc-page.c: Similar.
22268 2008-02-19 Paul Brook <paul@codesourcery.com>
22271 * config/arm/ieee754-df.S: Fix do_it typo.
22272 * config/arm/ieee754-sf.S: Fix do_it typo.
22274 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22277 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22278 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22279 (OPTION_MASK_ISA_SSE_SET): Likewise.
22280 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22281 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22282 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22283 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22284 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22285 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22286 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22287 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22288 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22289 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22290 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22291 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22292 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22293 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22294 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22295 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22296 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22297 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22298 (OPTION_MASK_ISA_SSE4): Removed.
22299 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22300 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22301 (override_options): Don't turn on implied SSE/MMX bits in
22304 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22306 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22309 2008-02-18 Joey Ye <joey.ye@intel.com>
22311 PR middle-end/34921
22312 * tree-nested.c (insert_field_into_struct): Set type alignment
22313 to field alignment if the former is less than the latter.
22315 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22317 * BASE-VER: Set to 4.4.0.
22319 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22321 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22322 * doc/cfg.texi: Likewise.
22323 * doc/extend.texi: Likewise.
22324 * doc/gty.texi: Likewise.
22325 * doc/invoke.texi: Likewise.
22326 * doc/loop.texi: Likewise.
22327 * doc/md.texi: Likewise.
22328 * doc/passes.texi: Likewise.
22329 * doc/rtl.texi: Likewise.
22330 * doc/sourcebuild.texi: Likewise.
22331 * doc/tm.texi: Likewise.
22332 * doc/tree-ssa.texi: Likewise.
22334 2008-02-17 Richard Guenther <rguenther@suse.de>
22336 PR middle-end/35227
22337 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22338 without default definition.
22340 2008-02-17 Richard Guenther <rguenther@suse.de>
22342 PR tree-optimization/35231
22343 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22346 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22349 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22350 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22351 libgcc_cmp_return mode.
22353 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22356 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22358 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22360 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22363 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22365 * doc/c-tree.texi: Use `@.' where appropriate.
22366 * doc/extend.texi: Likewise.
22367 * doc/install.texi: Likewise.
22368 * doc/invoke.texi: Likewise.
22369 * doc/loop.texi: Likewise.
22370 * doc/makefile.texi: Likewise.
22371 * doc/md.texi: Likewise.
22372 * doc/passes.texi: Likewise.
22373 * doc/standards.texi: Likewise.
22374 * doc/tm.texi: Likewise.
22376 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22378 PR middle-end/35196
22379 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22381 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22382 rather than in entry_bb.
22384 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22386 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22387 libgcc_cmp_return mode.
22389 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22391 PR middle-end/35130
22392 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22393 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22395 2008-02-15 Richard Guenther <rguenther@suse.de>
22396 Zdenek Dvorak <ook@ucw.cz>
22398 PR tree-optimization/35164
22399 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22400 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22401 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22402 Only propagate addresses which do not have abnormal SSA_NAMEs
22405 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22408 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22410 2008-02-15 Jan Hubicka <jh@suse.cz>
22412 PR middle-end/35149
22413 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22415 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22417 PR middle-end/34621
22418 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22419 when calculating alignment_pad.
22421 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22423 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22424 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22425 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22426 and STACK_BOUNDARY define.
22428 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22430 PR preprocessor/35061
22431 * c-pragma.c (handle_pragma_pop_macro): Check that
22432 pushed_macro_table has been allocated.
22434 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22436 PR middle-end/35136
22437 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22438 (force_gimple_operand): Likewise.
22439 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22440 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22441 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22442 (find_interesting_uses_address): Check addressability and alignment
22443 of the base expression only after substituting bases of IVs into it.
22445 2008-02-14 Michael Matz <matz@suse.de>
22448 * function.c (instantiate_virtual_regs_in_insn): Reload address
22449 before falling back to reloading the whole operand.
22451 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22453 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22454 before the first section switch note.
22456 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22458 * doc/bugreport.texi: Update copyright years.
22459 * doc/c-tree.texi: Likewise.
22460 * doc/cfg.texi: Likewise.
22461 * doc/cpp.texi: Likewise.
22462 * doc/cppinternals.texi: Likewise.
22463 * doc/fragments.texi: Likewise.
22464 * doc/frontends.texi: Likewise.
22465 * doc/gcc.texi: Likewise.
22466 * doc/gty.texi: Likewise.
22467 * doc/hostconfig.texi: Likewise.
22468 * doc/implement-c.texi: Likewise.
22469 * doc/libgcc.texi: Likewise.
22470 * doc/loop.texi: Likewise.
22471 * doc/makefile.texi: Likewise.
22472 * doc/options.texi: Likewise.
22473 * doc/passes.texi: Likewise.
22474 * doc/rtl.texi: Likewise.
22475 * doc/sourcebuild.texi: Likewise.
22476 * doc/standards.texi: Likewise.
22477 * doc/tree-ssa.texi: Likewise.
22478 * doc/trouble.texi: Likewise.
22480 * doc/extend.texi: Use @: or add comma where appropriate.
22481 * doc/invoke.texi: Likewise.
22482 * doc/tm.texi: Likewise.
22484 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22487 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22490 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22492 * doc/md.texi (clz, ctz): Add reference.
22493 * doc/rtl.texi (clz, ctz): Likewise.
22495 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22498 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22501 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22503 * config/s390/s390.c (struct constant_pool): New field
22504 emit_pool_after added.
22505 (s390_mainpool_start): Set the emit_pool_after flag according
22506 to the section switch notes.
22507 (s390_mainpool_finish): Consider emit_pool_after when emitting
22508 the literal pool at the end of the function.
22509 (s390_chunkify_start): Force literal pool splits at section
22512 2008-02-13 Michael Matz <matz@suse.de>
22515 * var-tracking.c (clobber_variable_part): Correctly traverse the
22518 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22521 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22522 Add -fdump-ipa-inline.
22523 * tree-dump.c (dump_files): Remove tree-inlined dump.
22524 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22526 2008-02-12 Richard Guenther <rguenther@suse.de>
22528 PR tree-optimization/35171
22529 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22532 2008-02-12 Richard Guenther <rguenther@suse.de>
22534 PR middle-end/35163
22535 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22536 value-preserving mode. Disallow final truncation.
22538 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22540 PR middle-end/35136
22541 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22542 code from here to...
22543 (force_gimple_operand): ...here.
22545 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22548 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22549 non-compatible pointers.
22550 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22551 different FIELD_DECLs, try harder by comparing field offsets, sizes
22554 PR inline-asm/35160
22555 * function.c (match_asm_constraints_1): Don't replace the same input
22558 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22560 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22561 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22562 (expand_epilogue): Restore RAMPZ register.
22563 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22565 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22567 * config/i386/cygwin.asm: (__alloca): Correct calling
22568 convention and alignment.
22569 (__chkstk): Force 8 byte stack alignment.
22571 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22572 Richard Guenther <rguenther@suse.de>
22574 PR tree-optimization/33992
22575 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22576 the zero we compare against.
22578 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22580 PR libfortran/35063
22581 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22582 to CloseHandle after unlocking to prevent accumulation of handle
22585 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22587 PR middle_end/34150
22588 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22589 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22590 and update LABEL_NUSES during and after reload.
22592 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22594 PR middle-end/34627
22595 * combine.c (simplify_if_then_else): Make sure the comparison is
22596 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22598 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22601 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22602 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22603 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22604 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22605 * tree.h (get_type_static_bounds): Likewise.
22607 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22609 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22610 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22611 Make -Wfoo language annotations match what the compiler outputs.
22613 2008-02-08 Sa Liu <saliu@de.ibm.com>
22615 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22616 intrinsics spu_convts, spu_convtu, spu_convtf.
22618 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22620 * doc/extend.texi (Function Attributes) <noinline>: Mention
22621 asm ("") as method to keep calls.
22623 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22626 * doc/options.texi (Options): Replace references to opts.sh with
22628 * opts-common.c: Likewise.
22629 * optc-gen.awk: Likewise.
22631 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22633 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22635 2008-02-07 Richard Henderson <rth@redhat.com>
22638 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22639 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22642 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22644 PR tree-optimization/35085
22645 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22646 for operand entry oe2 in addition to operand entry oe3 in order to
22647 expose more opportunities for vectorizer sum reduction.
22649 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22652 * Makefile.in (LIBS): Remove $(GMPLIBS).
22653 (cc1-dummy, cc1): Add $(GMPLIBS).
22655 2008-02-06 Jan Hubicka <jh@suse.cz>
22658 * i386.md (moddf_integer): Do not produce partial memory stalls for
22659 targets where it hurts.
22661 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22664 * optabs.c (expand_float): Do not check for decimal modes when
22665 expanding unsigned integer through signed conversion.
22667 2008-02-06 Nick Clifton <nickc@redhat.com>
22669 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22670 inside the clobber with a match_operand and duplicated operand
22671 number in the constraint.
22672 (ineqbranchsi): Delete redundant comment.
22674 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22676 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22677 builtin_define ("__USE_INIT_FINI__").
22678 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22680 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22682 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22684 PR documentation/30330
22685 * doc/invoke.texi (C++ Dialect Options)
22686 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22687 For each warning option -Wfoo that allows -Wno-foo, ensure both
22688 -Wfoo and -Wno-foo are listed in the option index. Fix index
22689 entry of -Wswitch-default, index -Wnormalized= including the
22690 `=', and -Wlarger-than-@var{len} including @var{len}.
22692 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22694 * config/i386/i386.md (floatunssisf2): Use
22695 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22696 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22697 Macroize expander using MODEF mode iterator.
22699 2008-02-05 Diego Novillo <dnovillo@google.com>
22701 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22704 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22706 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22709 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22711 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22714 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22715 to indicate if a message should be generated.
22716 (init_cumulative_args): Updated.
22717 (function_value_32): Likewise.
22719 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22721 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22723 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22726 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22727 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22729 2008-02-04 Diego Novillo <dnovillo@google.com>
22731 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22734 * tree-vrp.c (vrp_evaluate_conditional): With
22735 -Wtype-limits, emit a warning when comparing against a
22736 constant outside the natural range of OP0's type.
22738 2008-02-04 Richard Guenther <rguenther@suse.de>
22740 PR middle-end/33631
22741 * expr.c (count_type_elements): Give for unions instead of
22744 2008-02-04 Richard Guenther <rguenther@suse.de>
22746 PR middle-end/35043
22747 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22748 to TYPE_DOMAINs base type instead of using bitsizetype here.
22750 2008-02-03 Jason Merrill <jason@redhat.com>
22752 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22754 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22757 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22758 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22759 (RS/6000 and PowerPC Options): Fix typos and markup.
22760 * doc/passes.texi (Tree-SSA passes): Likewise.
22762 2008-02-02 Michael Matz <matz@suse.de>
22765 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22766 from record_last_reg_set_info.
22767 (record_last_reg_set_info): Take an RTX argument, iterate over all
22768 constituent hardregs.
22769 (record_last_set_info, record_opr_changes): Change calls to
22770 new signature or to record_last_reg_set_info_regno.
22772 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22774 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22776 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22778 PR rtl-optimization/34773
22779 * reg-notes.def (EQUAL): Mention significance of combination of
22780 REG_EQUAL and REG_RETVAL.
22781 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22782 insn that has a REG_RETVAL.
22784 2008-02-01 Roger Sayle <roger@eyesopen.com>
22787 * configure.ac (--enable-fixed-point): Disable unless explicitly
22789 * configure: Regenerate.
22791 2008-02-01 Richard Guenther <rguenther@suse.de>
22794 * invoke.texi (-finline-limit): Remove no longer true parts
22795 of the documentation. Note that there is no default value.
22797 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22798 Mark Mitchell <mark@codesourcery.com>
22799 Ben Elliston <bje@au.ibm.com>
22802 * doc/extend.texi (Other Builtins): Document.
22804 2008-01-31 Tom Browder <tom.browder@gmail.com>
22806 * doc/c-tree.texi (Types): Fix grammar.
22807 (Expression trees): Ditto.
22808 * doc/passes.texi (Tree-SSA passes): Ditto.
22810 * doc/configterms.texi (Configure Terms): Fix typo.
22811 * doc/cpp.texi (Common Predefined Macros): Ditto.
22812 * doc/md.texi (Machine Constraints): Ditto.
22814 * doc/makefile.texi (Makefile): Add comma.
22816 2008-01-31 Tom Browder <tom.browder@gmail.com>
22817 Gerald Pfeifer <gerald@pfeifer.com>
22819 * doc/sourcebuild.texi (Front End): Remove references to CVS
22820 and CVSROOT/modules.
22821 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22822 (Back End): Remove reference to CVS.
22824 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22827 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22829 (mips16_gp_pseudo_reg): ...here.
22830 * config/mips/mips.md (load_const_gp): Replace with...
22831 (load_const_gp_<mode>): ...this :P-based insn.
22833 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22835 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22836 options. Minor fixes.
22837 (-std): Move reference to standards closer to where language
22838 standards are first mentioned.
22840 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22842 PR rtl-optimization/34995
22843 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22844 parameter and return a bool. If the rtx parameter is nonnull,
22845 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22846 (find_reloads): Update call accordingly. Pass the new operand
22847 if it needed no address reloads, otherwise pass null.
22849 2008-01-30 Richard Henderson <rth@redhat.com>
22852 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22853 for unbounded arrays.
22855 2008-01-30 Silvius Rus <rus@google.com>
22857 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22859 2008-01-30 Jan Hubicka <jh@suse.cz>
22862 * i386.c (init_cumulative_args): Use real function declaration when
22865 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22867 PR rtl-optimization/34998
22868 * global.c (build_insn_chain): Treat non-subreg_lowpart
22869 SUBREGs of pseudos as clobbering all the words covered by the
22870 SUBREG, not just all the bytes.
22871 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22872 original df_ref rather than an extract parameter.
22873 (global_conflicts): Update call accordingly.
22875 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22877 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22878 the overflow check to make it easier to read.
22879 (__fixtfdi): Change the type of the ll member in union
22880 long_double to UDItype_x.
22882 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22884 PR middle-end/34969
22885 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22886 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22887 * tree-inline.c (fold_marked_statements): Call
22888 cgraph_update_edges_for_call_stmt if folding a call statement.
22889 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22890 debug_generic_stmt calls, reset it back afterwards.
22893 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22895 * c-typeck.c (build_external_ref): Don't pedwarn about
22896 static vars in current function's scope.
22898 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22900 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22902 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22905 * ipa-struct-reorg.c: Fix spelling.
22906 * params.def: Ditto.
22908 2008-01-29 Richard Guenther <rguenther@suse.de>
22910 PR middle-end/35006
22911 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22913 * tree-inline.c (remap_type): Increment remapping_type_depth
22914 around remapping types.
22915 (copy_body_r): Only add referenced variables if they are referenced
22916 from code, not types.
22918 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22929 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22930 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22932 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22935 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22936 pointer for tiny stack.
22938 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22940 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22942 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22944 * config/vx-common.h: Fix typo in comment.
22946 2008-01-28 Ian Lance Taylor <iant@google.com>
22950 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22951 coalesce pointers if they have different DECL_NO_TBAA_P values.
22952 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22953 between variables with different DECL_NO_TBAA_P values.
22955 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22958 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22959 are not legitimate small data references on SPE targets.
22961 2008-01-28 David Daney <ddaney@avtrex.com>
22963 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22965 2008-01-28 David Daney <ddaney@avtrex.com>
22967 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22969 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22971 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22972 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22973 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22974 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22975 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22976 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22977 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22978 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22980 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22982 * basic-block.h (condjump_equiv_p): Fix comment.
22984 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22986 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22987 print_generic_stmt_indented): Fix comment.
22989 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22991 * configure.ac (__stack_chk_fail): Add detecion for availability
22992 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22993 * configure: Regenerate.
22995 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22997 PR middle-end/34688
22998 * final.c (output_addr_const): Handle TRUNCATE.
23000 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23003 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23004 (zero_cost, infinite_cost): New constants.
23005 (struct cost_pair): Change type of cost to comp_cost.
23006 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23007 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23009 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23010 split_address_cost, ptr_difference_cost, difference_cost,
23011 get_computation_cost_at, get_computation_cost,
23012 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23013 determine_use_iv_cost_condition, determine_use_iv_costs,
23014 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23015 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23016 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23017 Change type of cost to comp_cost.
23018 (determine_iv_cost): Increase cost of non-original ivs, instead
23019 of decreasing the cost of original ones.
23020 (get_address_cost): Indicate the complexity of the addressing mode
23022 (try_add_cand_for): Prefer using ivs not specific to some object.
23023 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23025 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23026 Janis Johnson <janis187@us.ibm.com>
23029 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23030 (TARGET_INSTANTIATE_DECLS): Likewise.
23031 * target.h (expand_to_rtl_hook): New target hook.
23032 (instantiate_decls): Likewise.
23033 * function.c (instantiate_decl): Make non-static. Rename to...
23034 (instantiate_decl_rtl): ... this.
23035 (instantiate_expr): Use instantiate_decl_rtl.
23036 (instantiate_decls_1): Likewise.
23037 (instantiate_decls): Likewise.
23038 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23039 * function.h (instantiate_decl_rtl): Add prototype.
23040 * cfgexpand.c (target.h): New include.
23041 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23042 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23043 (TARGET_INSTANTIATE_DECLS): Likewise.
23044 (TARGET_INITIALIZER): New target hooks added.
23045 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23047 * config/rs6000/rs6000.c (tree-flow.h): New include.
23048 (machine_function): Add sdmode_stack_slot field.
23049 (rs6000_alloc_sdmode_stack_slot): New function.
23050 (rs6000_instantiate_decls): Likewise.
23051 (rs6000_secondary_memory_needed_rtx): Likewise.
23052 (rs6000_check_sdmode): Likewise.
23053 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23054 (TARGET_INSTANTIATE_DECLS): Likewise.
23055 (rs6000_hard_regno_mode_ok): Allow SDmode.
23056 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23057 (rs6000_emit_move): Handle SDmode.
23058 (function_arg_advance): Likewise.
23059 (function_arg): Likewise.
23060 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23061 SDmode var args for 32-bit compiles.
23062 (rs6000_secondary_reload_class): Handle SDmode.
23063 (rs6000_output_function_epilogue): Likewise.
23064 (rs6000_function_value): Simplify if statement.
23065 (rs6000_libcall_value): Likewise.
23066 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23067 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23068 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23069 (movsd_hardfloat): New define_insn.
23070 (movsd_softfloat): Likewise.
23071 (movsd_store): Likewise.
23072 (movsd_load): Likewise.
23073 (extendsddd2): Likewise.
23074 (extendsdtd2): Likewise.
23075 (truncddsd2): Likewise.
23076 (movdd_hardfloat64): Fixup comment.
23077 (UNSPEC_MOVSD_LOAD): New constant.
23078 (UNSPEC_MOVSD_STORE): Likewise.
23080 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23083 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23085 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23086 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23087 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23088 and TRUTH_XOR_EXPR.
23090 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23093 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23094 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23095 __LONGDOUBLE128 too.
23096 * config/rs6000/aix61.h: New file.
23098 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23100 PR rtl-optimization/34959
23101 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23102 popcount and parity rtxes the same mode as their operand.
23103 Truncate or extend the result to the return value's mode
23106 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23109 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23110 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23111 to GOT_VERSION_REGNUM.
23112 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23113 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23114 * config/mips/mips.c (mips_emit_call_insn): New function.
23115 (mips_call_tls_get_addr): Call mips_expand_call directly.
23116 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23118 (mips16_build_call_stub): Likewise. Return the call insn or null.
23119 (mips_expand_call): Update the call to mips16_build_call_stub
23120 accordingly and a remove redundant condition. Assert that MIPS16
23121 stubs do not use lazy binding. Use mips_emit_call_insn and return
23123 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23125 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23126 (mips_avoid_hazard): Remove hazard_set handling.
23127 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23128 (UNSPEC_RESTORE_GP): ...this.
23129 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23130 (FAKE_CALL_REGNO): Rename to...
23131 (GOT_VERSION_REGNUM): ...this.
23132 (type): Add "ghost" value. Add an associated insn reservation.
23133 (hazard_set): Remove.
23134 (exception_receiver): Rename to...
23135 (restore_gp): ...this and update the unspec identifier accordingly.
23136 (exception_receiver, nonlocal_got_receiver): New expanders.
23137 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23138 FAKE_CALL_REGNO. Remove hazard_set attribute.
23139 (set_got_version, update_got_version): New patterns.
23141 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23144 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23146 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23149 * doc/install.texi2html: Generate gcc-vers.texi.
23151 2008-01-25 DJ Delorie <dj@redhat.com>
23153 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23155 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23157 * config/c4x: Remove directory.
23158 * config.gcc (crx-*, mt-*): Mark obsolete.
23159 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23160 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23161 sh-*-rtemscoff*): Remove cases.
23162 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23163 * real.c (encode_c4x_single, decode_c4x_single,
23164 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23165 c4x_extended_format): Remove.
23166 * real.h (c4x_single_format, c4x_extended_format): Remove.
23167 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23169 (Pragmas): Remove comment about c4x pragmas.
23170 * doc/install.texi (c4x): Remove target-specific instructions.
23171 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23172 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23173 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23174 refer to C4x source files as examples.
23175 (C4X_FLOAT_FORMAT): Remove documentation.
23177 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23179 * config/bfin/bfin.c (override_options): Reorder tests so that
23180 flag_pic gets enabled for -msep-data.
23182 2008-01-25 Richard Guenther <rguenther@suse.de>
23184 PR middle-end/32244
23185 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23186 to its bitfield precision if required.
23188 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23190 PR middle-end/33880
23191 * tree-nested.c (walk_omp_for): New function.
23192 (convert_nonlocal_reference, convert_local_reference): Call
23193 walk_omp_for on OMP_FOR.
23194 (convert_call_expr): Call walk_body on OMP_FOR's
23195 OMP_FOR_PRE_INIT_BODY.
23197 2008-01-25 Richard Guenther <rguenther@suse.de>
23199 PR tree-optimization/34966
23200 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23201 default defs and PHI_NODEs we have to insert after the
23202 defining statement.
23204 2008-01-24 Nick Clifton <nickc@redhat.com>
23206 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23207 Provide a default definition.
23208 (LIBGCC2_UNITS_PER_WORD): Likewise.
23210 * config/stormy16/stormy16.c: Include df.h for the prototype
23211 for df_regs_ever_live_p.
23212 (xstormy16_expand_builtin_va_start): Convert the stack offset
23213 into a component_ref and then use POINTER_PLUS_EXPR to add it
23214 to the incoming_virtual_args_rtx.
23215 (xstormy16_gimplify_va_arg_expr): Rename to
23216 xstormy16_gimplify_va_arg_expr.
23217 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23218 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23219 xstormy16_gimplify_va_arg_expr.
23220 Fix up some formatting issues.
23222 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23223 Move to predicates.md.
23224 (xs_hi_general_operand): Likewise.
23225 (xs_hi_nonmemory_operand): Likewise.
23226 * config/stormy16/predicates.md:
23227 (xstormy16_carry_plus_operand): New predicate.
23228 (xs_hi_general_operand): New predicate.
23229 (xs_hi_nonmemory_operand): New predicate.
23230 * config/stormy16/stormy16-protos.h:
23231 (xstormy16_carry_plus_operand): Delete prototype.
23232 (xs_hi_general_operand): Likewise.
23233 (xs_hi_nonmemory_operand): Likewise.
23235 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23236 modifiers as they are no longer needed and they can trigger
23237 reload spill failures.
23239 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23240 with a match_operand in order to help reload.
23242 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23243 constraint with 'e' for the 8th alternative as this version of
23244 the mov.w instruction only accepts the lower 8 registers.
23246 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23249 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23250 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23253 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23255 PR middle-end/33333
23256 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23258 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23260 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23262 (remove_structure): Update allocations list before removing structure.
23264 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23266 * ipa-struct-reorg.c (is_safe_cond_expr,
23267 create_new_stmts_for_cond_expr): Use integer_zerop function,
23268 that recognize not only zero-pointer, but zero-integer too.
23270 2008-01-25 Ben Elliston <bje@au.ibm.com>
23273 * fixproto: Escape "." in sed expression that strips leading "./".
23275 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23278 * gcc.c (SWITCH_OK): Removed.
23279 (SWITCH_LIVE): Changed to bit.
23280 (SWITCH_FALSE): Likewise.
23281 (SWITCH_IGNORE): Likewise.
23282 (switchstr): Change live_cond to unsigned int.
23283 (process_command): Replace SWITCH_OK with 0.
23284 (do_self_spec): Likewise.
23285 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23286 (give_switch): Likewise.
23287 (used_arg): Likewise.
23288 (do_spec_1): Set the SWITCH_IGNORE bit.
23289 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23290 bits. Set the SWITCH_LIVE bit.
23292 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23294 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23296 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23298 PR tree-optimization/34472
23299 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23300 parameter to a "bool *" and set *DATA to false if there is
23301 an unsafe access. Do not delete the structure here.
23302 (check_cond_exprs): Delete it here instead.
23303 (check_cond_exprs, exclude_cold_structs): Do not increase
23304 I when removing a structure.
23306 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23309 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23310 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23312 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23314 PR middle-end/34934
23315 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23316 a fixed vector for stack.
23318 2008-01-24 Ben Elliston <bje@au.ibm.com>
23321 * doc/gcc.texi (Software development): Add a direntry for g++.
23323 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23325 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23326 stale and straggling -fforce-addr comments above.
23328 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23330 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23331 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23333 2008-01-23 Michael Matz <matz@suse.de>
23336 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23339 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23341 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23342 malloc result type.
23344 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23346 * config/avr/avr.c (avr_current_arch): New variable.
23347 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23348 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23349 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23350 (avr_override_options): Init 'avr_current_arch'.
23351 (base_arch_s): Move from here...
23352 * config/avr/avr.h (base_arch_s): ... here. Add new members
23353 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23354 'mega' to 'have_jmp_call'.
23355 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23356 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23358 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23360 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23361 MULTILIB_MATCHES): Ditto.
23363 2008-01-23 Richard Guenther <rguenther@suse.de>
23365 PR middle-end/31529
23366 * cgraphunit.c (cgraph_reset_node): Always mark the node
23367 not reachable if it is not queued already.
23369 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23371 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23372 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23373 (cputype_selected): New static variable.
23374 (bfin_handle_option): Set it if -mcpu is used.
23375 (override_option): Select default set of workarounds if no cpu type
23376 selected on the command line.
23377 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23379 From Michael Frysinger <michael.frysinger@analog.com>
23380 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23381 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23383 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23384 for bf547, bf523, bf524, and bf526.
23385 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23387 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23388 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23389 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23390 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23391 * doc/invoke.texi (Blackfin Options): Document that
23392 -mcpu now accept bf547, bf523, bf524, and bf526.
23394 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23396 PR rtl-optimization/34628
23397 * combine.c (try_combine): Stop and undo after the first combination
23398 if an autoincrement side-effect on the first insn has effectively
23401 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23404 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23405 Offset addresses are not valid for Altivec or paired float modes.
23407 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23410 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23411 if DECL_INITIAL (decl) is error_mark_node.
23414 * c-common.c (handle_vector_size_attribute): Only allow
23415 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23416 the same way as pointer, array etc. types.
23417 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23420 * tree.c (build_type_attribute_qual_variant): Call
23421 build_qualified_type if attributes are equal, but quals are not.
23423 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23426 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23427 * flags.h (warn_strict_aliasing): Remove.
23428 (warn_strict_overflow): Remove.
23429 * opts.c (warn_strict_aliasing): Remove.
23430 (warn_strict_overflow): Remove.
23431 * c-opts.c (c_common_handle_option): -Wall only sets
23432 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23433 (c_common_post_options): Give default values to -Wstrict-aliasing
23434 and -Wstrict-overflow if they are uninitialized.
23435 * common.opt (Wstrict-aliasing): Specify Var and Init.
23436 (Wstrict-overflow): Likewise.
23438 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23440 PR rtl-optimization/26854
23441 PR rtl-optimization/34400
23442 PR rtl-optimization/34884
23443 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23445 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23446 (df_rd_bb_info.expanded_lr_out): Deleted
23447 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23448 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23449 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23450 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23451 Removed code to allocate, initialize or free expanded_lr_out.
23452 (df_rd_bb_local_compute_process_def): Restructured to make more
23454 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23455 sets if the sets are being trimmed.
23457 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23460 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23461 (as_vers): Likewise.
23462 * configure: Regenerated.
23464 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23466 PR middle-end/33092
23467 * tree-pass.h (pass_build_alias): New pass.
23468 * tree-ssa-alias.c (gate_build_alias): New.
23469 (pass_build_alias): New.
23470 * passes.c (init_optimization_passes): Add pass_build_alias after
23471 pass_create_structure_vars.
23473 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23475 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23476 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23477 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23478 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23479 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23480 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23481 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23482 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23483 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23484 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23485 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23486 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23487 * config/s390/s390.md (FP_ALL): New mode iterator.
23488 (_d): New mode attribute.
23489 ("*signbit<mode>2>"): Changed mode of first operand.
23490 ("isinf<mode>2"): Changed mode of first operand.
23491 ("*TDC_insn"): Adaptation for DFP modes.
23493 2008-01-22 Ben Elliston <bje@au.ibm.com>
23495 * tree.c (check_qualified_type): Improve function description.
23497 2008-01-21 Jason Merrill <jason@redhat.com>
23500 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23501 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23504 2008-01-21 DJ Delorie <dj@redhat.com>
23506 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23509 2008-01-21 Richard Guenther <rguenther@suse.de>
23511 PR middle-end/34856
23512 * tree-cfg.c (verify_expr): Allow all invariant expressions
23513 instead of just constant class ones as reference argument.
23514 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23515 like any other constant.
23516 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23518 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23520 * regmove.c (fixup_match_1): Update call crossed frequencies.
23522 2008-01-21 Richard Guenther <rguenther@suse.de>
23525 * tree-inline.c (setup_one_parameter): Deal with mismatched
23526 types using a VIEW_CONVERT_EXPR.
23528 2008-01-21 Alon Dayan <alond@il.ibm.com>
23529 Olga Golovanevsky <olga@il.ibm.com>
23531 PR tree-optimization/34701
23532 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23533 when the structure size is not a power of 2.
23535 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23537 * doc/install.texi: Add doc for --enable-checking=df.
23539 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23541 PR rtl-optimization/34808
23542 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23544 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23546 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23549 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23551 PR rtl-optimization/26854
23552 PR rtl-optimization/34400
23553 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23555 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23556 (df_rd_bb_info.expanded_lr_out): New.
23557 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23558 * loop_iv.c (iv_analysis_loop_init): Ditto.
23559 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23560 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23561 Added code to allocate, initialize or free expanded_lr_out.
23562 (df_rd_bb_local_compute_process_def): Restructured to make
23563 more understandable.
23564 (df_rd_confluence_n): Add code to do nothing with fake edges and
23565 code to no apply invalidate_by_call sets if the sets are being trimmed.
23566 (df_lr_local_finalize): Renamed to df_lr_finalize.
23567 (df_live_local_finalize): Renamed to df_live_finalize.
23569 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23572 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23573 deciding whether to use reciprocal instructions.
23575 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23577 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23578 dwarf2out_note_section_used if cold_text_section is NULL.
23580 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23582 PR gcov-profile/34610
23583 * tree-cfg.c (make_edges): Mark both outgoing edges from
23584 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23585 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23586 from OMP_FOR and OMP_CONTINUE outgoing edges.
23588 * tree-profile.c (tree_profiling): Return early if
23589 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23591 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23592 from cfun to child_cfun.
23593 * function.h (struct function): Add after_tree_profile bit.
23595 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23597 * config/avr/avr.S (_exit): Disable interrupt.
23599 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23600 Steven Bosscher <stevenb.gcc@gmail.com>
23602 PR rtl-optimization/26854
23603 PR rtl-optimization/34400
23604 * df-problems.c (df_live_scratch): New scratch bitmap.
23605 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23606 (df_live_reset): Clear the proper bitmaps.
23607 (df_live_bb_local_compute): Only process the artificial defs once
23608 since the order is not important.
23609 (df_live_init): Init the df_live sets only with the variables
23610 found live by df_lr.
23611 (df_live_transfer_function): Use the df_lr sets to prune the
23612 df_live sets as they are being computed.
23613 (df_live_free): Free df_live_scratch.
23615 2008-01-18 Ian Lance Taylor <iant@google.com>
23617 * common.opt: Add fmerge-debug-strings.
23618 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23619 flag_merge_debug_strings rather than flag_merge_constants.
23620 * doc/invoke.texi (Option Summary): Mention
23621 -fmerge-debug-strings.
23622 (Debugging Options): Document -fmerge-debug-strings.
23624 2008-01-18 Ian Lance Taylor <iant@google.com>
23627 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23628 (struct tree_function_decl): Add new field operator_new_flag.
23629 * tree-inline.c (expand_call_inline): When inlining a call to
23630 operator new, force the return value to go into a variable, and
23631 set DECL_NO_TBAA_P on that variable.
23632 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23634 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23637 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23638 DWARF2_DEBUGGING_INFO.
23639 (dwarf2out_note_section_used): Ditto. Add prototype.
23640 (have_multiple_function_sections, text_section_used,
23641 cold_text_section_used, *cold_text_sections): Move declarations
23644 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23646 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23647 field and add signal_ra.
23648 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23649 assignments to frame state pc. Move end of stack check after
23650 MD_FALLBACK_FRAME_STATE_FOR.
23651 (uw_update_context_1): Use frame state signal_regs if set, instead
23652 of checking signal_frame flag.
23653 (uw_update_context): Use frame state signal_ra if set.
23654 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23655 * config/xtensa/linux-unwind.h: New file.
23657 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23659 * modulo-sched.c (get_sched_window): Fix comment typo.
23661 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23663 PR tree-optimization/34648
23664 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23666 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23668 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23669 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23671 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23673 PR rtl-optimization/34400
23674 * df-core.c (df_worklist_dataflow_overeager,
23675 df_worklist_dataflow_doublequeue): New functions.
23676 (df_worklist_dataflow): Two different worklist solvers.
23677 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23680 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23683 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23684 and ftree-parallelize-loops.
23686 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23688 PR rtl-optimization/34826
23689 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23691 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23693 * global.c (find_reg): Mark the eh regs as used if necessary.
23694 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23695 * ra.h (struct allocno): no_eh_reg field added. Changed
23696 no_stack_reg type to bitfield.
23698 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23700 * tree.c (substitute_in_expr): Add missing 'break'.
23702 2008-01-17 Richard Guenther <rguenther@suse.de>
23704 PR tree-optimization/34825
23705 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23706 x / x as division to handle.
23708 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23710 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23711 "-pthread" is specified.
23712 * pa-hpux11.h (LIB_SPEC): Likewise.
23714 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23715 Peter Bergner <bergner@vnet.ibm.com>
23717 PR rtl-optimization/33796
23718 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23720 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23722 PR libgfortran/34699
23723 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23725 * pa-hpux10.h (LINK_SPEC): Likewise.
23726 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23728 2008-01-16 Richard Guenther <rguenther@suse.de>
23730 PR middle-end/32628
23731 * fold-const.c (fold_convert_const_int_from_int): Do not
23732 set overflow if that occured only because of a sign extension
23733 change when converting from/to a sizetype with the same
23734 precision and signedness.
23736 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23739 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23740 location address to the correct place. Update copyright year.
23742 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23744 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23745 no dependences in the dependence_relations vector.
23747 2008-01-16 Jan Hubicka <jh@suse.cz>
23749 PR rtl-optimization/31396
23750 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23751 * cfg.c (dump_reg_info): Print it.
23752 * regs.h (struct reg_info_t): add freq_calls_crossed.
23753 (REG_FREQ_CALLS_CROSSED): New macro.
23754 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23755 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23756 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23757 regmove_optimize): Update call crossed frequencies.
23758 * local-alloc.c (struct qty): Add freq_calls_crossed.
23759 (alloc_qty): Copute freq_calls_crossed.
23760 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23761 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23762 * ra.h (struct allocno): Add freq_calls_crossed.
23764 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23766 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23767 libgomp when compiling with ftree-parallelize-loops.
23768 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23770 2008-01-16 Richard Guenther <rguenther@suse.de>
23772 PR tree-optimization/34769
23773 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23774 * tree.c (int_cst_value): Instead make this function more
23775 permissive in what it accepts as valid input. Document this
23776 function always sign-extends the value.
23778 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23779 Richard Guenther <rguenther@suse.de>
23782 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23783 (gimple_fold_indirect_ref_rhs): ... this.
23784 (gimple_fold_indirect_ref): New function with foldings
23785 that preserve lvalueness.
23786 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23787 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23788 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23789 to fold an INDIRECT_REF, fall back to the old use of
23790 fold_indirect_ref_1.
23792 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23794 * tree-data-ref.c (subscript_dependence_tester_1): Call
23795 free_conflict_function.
23796 (compute_self_dependence): Same.
23798 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23801 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23802 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23804 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23805 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23806 for DWARF2_UNWIND_INFO targets.
23808 2008-01-16 Richard Guenther <rguenther@suse.de>
23811 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23812 type qualifiers for function types.
23814 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23816 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23817 loop_iterator li from previous commit.
23819 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23821 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23823 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23825 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23826 (parallelize_loops): Don't parallelize irreducible components.
23828 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23831 * c-opts (c_common_post_options): Do not enable CPP
23832 flag_pedantic_errors by default.
23834 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23836 PR rtl-optimization/31944
23837 * cse.c (remove_pseudo_from_table): New function.
23838 (merge_equiv_classes): Use above function to remove pseudo-registers.
23839 (invalidate): Likewise.
23841 2008-01-13 Richard Guenther <rguenther@suse.de>
23843 PR middle-end/34601
23844 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23845 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23847 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23849 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23850 validate_change to unshare the source of the PC set.
23852 2008-01-12 Jan Hubicka <jh@suse.cz>
23854 PR middle-end/32135
23855 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23856 references above array bounds. This might trigger bounds checks for
23857 pointers to arrays.
23859 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23861 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23862 new_replaceable_dependencies.
23864 2008-01-12 Doug Kwan <dougkwan@google.com>
23866 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23867 instead of OPT_Wreturn_type in warning due to ignored return type
23869 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23870 options included in -Wextra.
23871 * c.opt: New option -Wignored_qualifiers.
23872 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23873 -Wignore_qualifiers.
23874 (-Wignored-qualifiers): Document.
23875 (-Wreturn-type): Remove description of functionality now handled
23876 by -Wignored-qualifiers.
23878 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23881 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23882 NOP_EXPR if it is between integral types with the same precision.
23884 2008-01-12 Jan Hubicka <jh@suse.cz>
23887 * invoke.texi (max-inline-recursive-depth): Fix default value.
23889 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23891 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23894 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23896 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23898 2008-01-11 James E. Wilson <wilson@specifix.com>
23901 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23903 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23905 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23906 save/restore frame pointer register and don't use 'call-prologues'
23907 optimization in function with "OS_task" attribute.
23909 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23911 PR middle-end/31309
23912 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23913 when copying to memory.
23915 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23917 PR rtl-optimization/30905
23918 * cfgcleanup.c: Include dce.h
23919 (crossjumps_occured): New global variable.
23920 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23921 If something changed, set crossjumps_occured to true.
23922 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23923 Don't add/remove fake edges to exit here...
23924 (cleanup_cfg): ...but do it here, when crossjumping.
23925 Run a fast DCE when successful crossjumps occured in the latest
23926 iteration of try_optimize_cfg.
23928 2008-01-11 Richard Guenther <rguenther@suse.de>
23930 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23931 (struct vn_unary_op_s): Likewise.
23932 (vn_reference_insert): Free old reference on hash collision.
23934 2008-01-10 Raksit Ashok <raksit@google.com>
23936 PR rtl-optimization/27971
23937 * combine.c (find_split_point): Split PLUS expressions which are
23938 inside a MEM rtx, and whose first operand is complex.
23940 2008-01-10 DJ Delorie <dj@redhat.com>
23942 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23943 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23944 (m32c_hard_regno_ok): Call the underlying function.
23946 2008-01-10 Richard Guenther <rguenther@suse.de>
23948 PR middle-end/34683
23949 * tree-cfg.c (tree_merge_blocks): Do not go through the
23950 full-blown folding and stmt updating path if we just deal
23951 with virtual operands.
23952 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23953 test for abnormal SSA_NAMEs.
23955 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23957 PR middle-end/34641
23958 * reload.c (push_reload): Add assertions. All constants from
23959 reg_equiv_constant should have been used for replacing the respective
23961 (find_reloads_address): Invoke find_reloads_address_part for
23962 constant taken from the reg_equiv_constant array.
23964 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23966 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23967 field (valnum) the first in the struct. Replace bools with
23970 2008-01-10 Richard Guenther <rguenther@suse.de>
23972 PR tree-optimization/34651
23973 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23974 types and ordering for masking and converting.
23976 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23978 PR tree-optimization/34017
23979 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23980 also for PHI_NODE expressions.
23982 2008-01-09 Jan Hubicka <jh@suse.cz>
23984 PR tree-optimization/34708
23985 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23986 based on number of case labels.
23987 (init_inline_once): Remove switch_cost.
23988 * tree-inline.h (eni_weights_d): Remove switch_cost.
23990 2008-01-09 Richard Guenther <rguenther@suse.de>
23991 Andrew Pinski <andrew_pinski@playstation.sony.com>
23993 PR middle-end/30132
23994 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23995 temporary if an rvalue is ok or an lvalue is not required.
23997 2008-01-09 Richard Guenther <rguenther@suse.de>
23999 PR middle-end/34458
24000 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24001 adjust return type.
24003 2008-01-09 Richard Guenther <rguenther@suse.de>
24005 PR middle-end/34679
24006 * tree.c (host_integerp): Check for sizetype only if the
24007 type is an integer type.
24009 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24012 * opts.c (decode_options): Disable inlining of functions called
24013 once if not in unit-at-a-time mode.
24015 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24017 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24019 2008-01-08 Richard Guenther <rguenther@suse.de>
24021 PR middle-end/31863
24022 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24023 out early if the result will be unused.
24025 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24030 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24031 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24034 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24036 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24037 for vectorization tuned.
24039 2008-01-08 Richard Guenther <rguenther@suse.de>
24041 PR tree-optimization/34683
24042 * tree-ssa-operands.c (operand_build_cmp): Export.
24043 * tree-ssa-operands.h (operand_build_cmp): Declare.
24044 * tree-vn.c (vuses_compare): Remove.
24045 (sort_vuses): Use operand_build_cmp.
24046 (sort_vuses_heap): Likewise.
24047 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24048 to re-use old VEC if available. Do not sort already sorted VUSEs.
24049 (vdefs_to_vec): Do not sort already sorted VDEFs.
24051 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24053 PR middle-end/34694
24054 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24056 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24059 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24060 limitations of reciprocal sequences on x86 targets.
24062 2008-01-08 Richard Guenther <rguenther@suse.de>
24064 PR tree-optimization/34683
24065 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24067 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24070 * config/darwin.c (darwin_mergeable_string_section): Don't use
24071 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24073 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24076 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24077 negxf2. Macroize expander using X87MODEF mode iterator. Change
24078 predicates of op0 and op1 to register_operand.
24079 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24080 expander using X87MODEF mode iterator. Change predicates of
24081 op0 and op1 to register_operand.
24082 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24083 corresponding patterns and macroize using MODEF macro. Change
24084 predicates of op0 and op1 to register_operand and remove
24085 "m" constraint. Disparage "r" alternative with "!".
24086 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24087 macroize using X87MODEF macro. Change predicates of op0 and op1
24088 to register_operand and remove "m" constraint. Disparage "r"
24089 alternative with "!".
24090 (absneg splitter with memory operands): Remove.
24091 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24092 patterns and macroize using X87MODEF mode iterator.
24093 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24094 Change predicate of op1 to register_operand.
24095 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24096 for memory operands.
24098 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24100 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24102 2008-01-07 Richard Guenther <rguenther@suse.de>
24104 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24107 2008-01-07 Richard Guenther <rguenther@suse.de>
24109 PR tree-optimization/34683
24110 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24111 VOPs of the needed size to save memory. Use VEC_quick_push
24112 to save compile-time.
24113 (vdefs_to_vec): Likewise.
24115 2008-01-07 Sa Liu <saliu@de.ibm.com>
24117 * config/spu/spu.md (divdf3): Genetate inline code for double
24118 division. The implementation doesn't handle INF or NAN, therefore it
24119 only applies when -ffinite-math-only is given.
24121 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24124 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24125 * doc/cpp.texi ([Common Predefined Macros]): Document.
24127 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24129 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24130 order to use commutative addition instead of subtraction.
24132 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24133 Mircea Namolaru <namolaru@il.ibm.com>
24134 Vladimir Yanovsky <yanov@il.ibm.com>
24135 Revital Eres <eres@il.ibm.com>
24137 PR tree-optimization/34263
24138 * tree-outof-ssa.c (process_single_block_loop_latch,
24139 contains_tree_r): New functions.
24140 (analyze_edges_for_bb): Call process_single_block_loop_latch
24141 function to empty single-basic-block latch block if possible.
24143 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24145 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24147 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24149 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24151 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24153 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24155 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24157 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24159 PR tree-optimization/34618
24160 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24163 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24166 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24167 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24168 Update copyright year.
24170 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24171 Update copyright year.
24172 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24175 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24177 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24178 edge does not point to current bb before changing need_assert.
24180 2008-01-04 Richard Guenther <rguenther@suse.de>
24182 PR middle-end/34029
24183 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24184 for verifying purposes if they are is_gimple_min_invariant.
24186 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24188 PR tree-optimization/34448
24189 PR tree-optimization/34465
24190 * gimplify.c (gimplify_init_constructor): Add new parameter
24191 notify_temp_creation. Use it.
24192 (gimplify_modify_expr_rhs): Take volatiles into account when
24193 optimizing constructors.
24194 Do not optimize constructors if gimplify_init_constructor will dump to
24196 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24197 * gcc.c-torture/compile/pr34448.c: New.
24199 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24201 PR gcov-profile/34609
24202 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24203 return_slot if result is TREE_ADDRESSABLE.
24205 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24207 * config/mips/mips.md (sqrt_condition): Tweak comment.
24208 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24210 2008-01-03 Tom Tromey <tromey@redhat.com>
24213 * c-common.c (c_type_hash): Handle VLAs.
24215 2008-01-03 Jan Hubicka <jh@suse.cz>
24217 PR tree-optimization/31081
24218 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24219 0 when inlining and not inlining to first basic block.
24220 (remap_decl): When var is initialized to 0, don't set default_def.
24221 (expand_call_inline): Set entry_bb.
24222 * tree-inline.h (copy_body_data): Add entry_bb.
24224 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24227 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24230 PR tree-optimization/29484
24231 * tree-inline.c (inline_forbidden_p_2): New function.
24232 (inline_forbidden_p): Disallow inlining if some static var
24233 has an address of a local LABEL_DECL in its initializer.
24234 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24237 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24239 PR tree-optimization/34635
24240 * tree-data-ref.c (add_other_self_distances): Make sure that the
24241 evolution step is constant.
24243 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24245 PR middle-end/34608
24246 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24248 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24250 * tree-sra.c (scalarize_init): Insert the generate_element_init
24251 statements after the generate_element_zero statements.
24253 2008-01-02 Richard Guenther <rguenther@suse.de>
24255 PR middle-end/34093
24256 PR middle-end/31976
24257 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24258 for very large number of operands instead of ICEing.
24260 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24263 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24264 while stack probing.
24266 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24268 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24271 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24273 PR libmudflap/26442
24274 * tree-mudflap.c (mx_register_decls): Guard warning by
24275 !DECL_ARTIFICIAL check.
24277 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24279 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24280 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24281 sse5_perm<mode>): Fix constraints.