1 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
8 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
10 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
11 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
12 them to yield false with MIPS16.
14 2008-09-26 Jakub Jelinek <jakub@redhat.com>
17 * dwarf2out.c (tls_mem_loc_descriptor): New function.
18 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
19 mem_loc_descriptor failed. Accept UNSPEC.
20 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
21 fail if one of the loc_descriptor calls for pieces failed.
22 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
23 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
24 if loc_descriptor_from_tree_1 on offset failed.
27 * opts.c (common_handle_option): Don't call print_specific_help with
28 CL_SAVE as first argument.
30 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
31 Steve Ellcey <sje@cup.hp.com>
33 * configure: Regenerate for new libtool.
36 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
38 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
39 alias set on MEM when saving stack pointer.
40 * config/rs6000/rs6000.md (allocate_stack): Likewise
42 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
44 PR tree-optimization/37574
45 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
46 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
47 instead of vector_type for constants. Take computation out of loop.
48 (vect_get_vec_def_for_operand): Use only vectype for constant case,
49 and use only vector_type for invariant case.
50 (get_initial_def_for_reduction): Use vectype instead of vector_type.
52 2008-09-25 Jakub Jelinek <jakub@redhat.com>
55 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
56 the decl is a VAR_DECL or FUNCTION_DECL.
58 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
61 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
62 (mark_ref_live, mark_ref_dead): Use them.
63 (def_conflicts_with_inputs_p): Remove.
64 (mark_early_clobbers): New function.
65 (process_bb_node_lives): Call preprocess_constraints and
68 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
70 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
73 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
74 (ira_compress_allocno_live_ranges): New prototype.
76 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
77 (coalesced_allocnos_living_at_program_points): New.
78 (coalesced_allocnos_live_at_points_p,
79 set_coalesced_allocnos_live_points): New functions.
80 (coalesce_spill_slots): Rewrite.
82 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
83 ira_compress_allocno_live_ranges): New functions.
85 * ira-build.c (ira_flattening): Call
86 ira_compress_allocno_live_ranges.
89 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
91 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
94 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
96 * combine.c (make_compound_operation): Handle the 'E' format.
97 (count_rtxs): Likewise.
98 (update_table_tick): Likewise.
99 (get_last_value_validate): Likewise.
101 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
103 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
105 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
107 * matrix-reorg.c (transform_allocation_sites): Initializers
108 added to avoid the warning.
110 2008-09-25 Martin Jambor <mjambor@suse.cz>
112 * cgraph.c (free_nodes): New variable.
113 (NEXT_FREE_NODE): New macro.
114 (cgraph_create_node): Reuse nodes from the free list. Do not
115 update uid if doing so.
116 (cgraph_remove_node): Add the node to the free list.
118 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
120 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
122 2008-09-24 Richard Henderson <rth@redhat.com>
124 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
125 * unwind-dw2.c (execute_stack_op): Handle it.
127 2008-09-24 David Edelsohn <edelsohn@gnu.org>
130 2008-09-24 Michael J. Eager <eager@eagercon.com>
132 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
134 * c-common.c (fname_decl): New location argument.
135 * c-common.h (fname_decl): Same.
136 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
138 (c_parser_typeof_specifier): Same.
139 (c_parser_parms_list_declarator): Same.
140 (c_parser_asm_string_literal): Same.
141 (c_parser_compound_statement_nostart): Same.
142 (c_parser_label): Same.
143 (c_parser_do_statement): Same.
144 (c_parser_asm_statement): Same.
145 (c_parser_unary_expression): Same.
146 (c_parser_sizeof_expression): Same.
147 (c_parser_postfix_expression): Same.
148 (c_parser_pragma): Same.
149 (c_parser_omp_clause_collapse): Same.
150 (c_parser_omp_clause_num_threads): Same.
151 (c_parser_omp_clause_schedule): Same.
152 (c_parser_omp_all_clauses): Same.
153 (c_parser_omp_sections_scope): Same.
154 (c_parser_omp_for_loop): Same. Pass condition's location to
155 c_objc_common_truthvalue_conversion.
156 (c_parser_enum_specifier): Remove comment.
158 2008-09-24 Michael J. Eager <eager@eagercon.com>
160 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
162 * config/rs6000/rs6000.c (rs6000_override_options): Move
163 rs6000_init_hard_regno_mode_ok after all options changed.
164 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
165 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
166 -msimple-fpu flags. Add warning messages if single FP not configured.
167 (rs6000_file_start): Output gnu_attribute for single-float.
168 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
169 (rs6000_legitimize_address): Likewise.
170 (rs6000_legitimize_reload_address): Likewise.
171 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
173 (function_arg_advance): Likewise.
174 (function_arg): Likewise.
175 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
176 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
178 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
179 (rs6000_emit_prologue): Likewise.
180 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
182 (rs6000_libcall_value): Likewise.
183 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
184 (TARGET_DOUBLE_FLOAT): New default to 1
185 (TARGET_SIMPLE_FPU): New default to 0
186 (TARGET_SINGLE_FPU): New default to 0
187 (TARGET_SINGLE_FLOAT_MODE): New.
188 (TARGET_DOUBLE_FLOAT_MODE): New.
189 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
190 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
192 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
193 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
194 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
195 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
196 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
197 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
198 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
199 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
200 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
201 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
202 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
203 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
204 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
205 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
206 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
207 cmptf_internal1, *cmptf_internal2): Condition on
209 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
210 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
211 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
212 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
213 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
214 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
216 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
217 * config/rs6000/rs6000.opt (-msingle-float): New.
218 (-mdouble-float): New.
220 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
221 -msingle-float, -mdouble-float, -msimple-fpu options.
222 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
223 _SOFT_DOUBLE for -msingle-float.
224 * config.gcc: New config for target=powerpc-xilinx-eabi.
226 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
228 * config/sparc/constraints.md: New file.
229 * config/sparc/sparc.md: Include it.
230 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
231 (sparc_extra_constraint_check): Delete.
232 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
233 (memory_ok_for_ldd): New predicate.
234 (sparc_extra_constraint_check): Delete.
235 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
236 (CONST_OK_FOR_LETTER_P): Likewise.
237 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
238 (EXTRA_CONSTRAINT): Likewise.
240 2008-08-23 Steve Ellcey <sje@cup.hp.com>
242 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
244 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
246 * alias.c (find_base_value): Use FIND_BASE_TERM.
247 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
249 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
251 * config/i386/i386.c: Include cselib.h.
252 (ix86_pic_register_p): New function.
253 (ix86_delegitimize_address): Use it to check for the PIC register.
255 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
257 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
258 * config/i386/i386.c (ix86_find_base_term): Don't check for
259 SYMBOL_REF and LABEL_REF.
261 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
263 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
264 constant PLUS in a CONST.
266 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
268 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
269 check for sibcall support for w64.
271 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
273 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
275 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
277 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
278 parser_build_binary_op.
279 * c-decl.c (build_enumerator): Pass location to build_binary_op.
280 * c-typeck.c (build_array_ref): Same.
281 (parser_build_unary_op): New location argument.
282 (pointer_diff): Pass location to build_binary_op,
283 c_objc_common_truthvalue_conversion.
284 (build_modify_expr): Same.
285 (build_unary_op): New location argument.
286 (build_binary_op): New location argument.
287 (c_objc_common_truthvalue_conversion): Pass location to
288 c_*common_truthvalue_conversion.
289 * c-convert.c (convert): Same.
290 * c-common.c (binary_op_error): New location argument.
291 (pointer_int_sum): Pass location to build_binary_op.
292 (c_common_truthvalue_conversion): New location argument.
293 (warn_for_sign_compare): Same.
294 * c-common.h: Add location argument to c_common_truthvalue_conversion,
295 binary_op_error, build_binary_op, warn_for_sign_compare.
296 * c-parser.c (c_parser_condition): Pass location to
297 c_*common_truthvalue_conversion.
298 (c_parser_conditional_expression): Save condition's location and pass
300 (c_parser_binary_expression): Same, but for the binary operator's
302 (c_parser_omp_for_loop): Pass location to
303 c_objc_common_truthvalue_conversion.
305 2008-09-23 Martin Jambor <mjambor@suse.cz>
307 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
308 (cgraph_node_remove_callees): New temporary f. Hold the next item
310 (cgraph_node_remove_callers): Likewise.
312 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
313 (ipa_node_removal_hook): Likewise.
315 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
316 gimple_call_copy_skip_args and moved to the gimple_call section.
317 * gimple.c (gimple_copy_call_skip_args): Renamed to
318 gimple_call_copy_skip_args. Changed al users.
320 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
322 * ira-color.c (start_allocno_priorities): Rename to
323 setup_allocno_priorities. Use costs and
324 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
325 range lengths. Get rid off doubles.
326 (ira_fast_allocations): Call start_allocno_priorities.
328 2008-09-22 David Daney <ddaney@avtrex.com>
331 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
332 register if TARGET_LONG_CALLS.
334 2008-09-22 Richard Guenther <rguenther@suse.de>
336 PR tree-optimization/37145
337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
338 value-numbering union accesses with their offset and size only.
339 (visit_reference_op_load): Fix simplification of inserted conversions.
340 * tree-ssa-pre.c (find_or_generate_expression): Do not
341 recursively generate expressions if running FRE.
343 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
345 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
346 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
347 *baddu_di<mode>): New patterns.
349 2008-09-22 Richard Guenther <rguenther@suse.de>
351 PR tree-optimization/37145
352 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
353 (phi_translate_1): Constant fold references.
355 2008-09-22 Ira Rosen <irar@il.ibm.com>
357 PR tree-optimization/37482
358 * tree-vectorizer.h (struct _slp_instance): Add new field.
359 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
360 (get_earlier_stmt): New function.
361 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
363 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
364 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
365 asserts that GSI points to the scalar statement being vectorized.
366 Set new statement location according to GSI.
367 (vect_schedule_slp_instance): Use GSI of
368 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
370 2008-09-21 Jan Hubicka <jh@suse.cz>
372 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
373 (ipcp_insert_stage): Update dead_nodes bitmap.
375 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
378 * config/i386/t-cygming (SHLIB_LC): Remove.
379 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
380 * config/i386/t-cygwin (SHLIB_LC): Specify all required
383 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
387 * final.c (mark_symbol_ref_as_used): New helper function.
388 (output_operand): Instead of just looking inside MEMs for
389 SYMBOL_REFs, use new helper function and for_each_rtx.
390 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
391 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
392 Make head comment more general.
393 * config/darwin.c (machopic_output_indirection): Handle weak
394 references here, like in assemble_external.
396 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
398 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
399 (sparc_emit_float_lib_cmp): Change return type.
400 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
401 (gen_compare_operator): New function.
402 (sparc_emit_float_lib_cmp): Return the new operator to be used in
403 the comparison sequence. Minor tweaks.
404 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
405 that the final operator and the result of sparc_emit_float_lib_cmp
406 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
407 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
408 buneq, bunge, bunle, bltgt): Assert that the final operator and the
409 result of sparc_emit_float_lib_cmp match for software TFmode.
410 (movqicc, movhicc, movsicc, movdicc): Merge into...
411 (mov<I:mode>cc): ...this.
412 (movsfcc, movdfcc, movtfcc): Merge into...
413 (mov<F:mode>cc): ...this.
414 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
416 (mov<I:mode>_cc_v9): ...this.
417 (movdi_cc_sp64_trunc): Delete.
418 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
419 movdi_cc_reg_sp64): Merge into...
420 (mov<I:mode>_cc_reg_sp64): ...this.
421 (movsf_cc_sp64): Rename into...
422 (movsf_cc_v9): ...this.
423 (movdf_cc_sp64): Rename into...
424 (movdf_cc_v9): ...this.
425 (movtf_cc_hq_sp64): Rename into...
426 (movtf_cc_hq_v9): ...this.
427 (movtf_cc_sp64): Rename into...
428 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
430 2008-09-21 Diego Novillo <dnovillo@google.com>
432 * doc/gccint.texi: Include generic.texi and gimple.texi.
434 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
435 (GIMPLE): Move to gimple.texi.
436 (Annotations): Remove references to to stmt_ann_t and
438 (SSA Operands): Rename from 'Statement Operands'.
439 * doc/generic.texi: New.
440 * doc/gimple.texi: New.
441 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
443 * Makefile.in (TEXI_GCCINT_FILES):
444 * gimple.c (gimple_copy_call_skip_args): Rename from
445 giple_copy_call_skip_args. Update all users.
446 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
448 2008-09-21 Ira Rosen <irar@il.ibm.com>
450 PR tree-optimization/37539
451 * tree-vect-transform.c (vect_transform_strided_load): Save vector
452 statement in related statement field only for the first load of the
453 group of loads with the same data reference.
455 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
457 * config/mips/mips.h (TUNE_OCTEON): New macro.
458 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
459 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
460 * config/mips/octeon.md: New file.
461 * config/mips/mips.md: Include octeon.md. Restore
462 semi-alphabetical order of include files.
464 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
467 * config/i386/i386.md (*jcc_fused_1): Removed.
468 (*jcc_fused_2): Likewise.
469 (*jcc_fused_3): Likewise.
470 (*jcc_fused_4): Likewise.
472 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
474 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
475 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
476 * target.h (gcc_target): Add ira_cover_classes.
477 * ira.c: Remove IRA_COVER_CLASSES guards.
478 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
479 instead of IRA_COVER_CLASSES.
480 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
481 (setup_class_translate): Likewise.
482 (setup_reg_class_intersect_union): Likewise.
483 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
484 test of targetm.ira_cover_classes.
485 * opts.c (decode_options): Use targetm.ira_cover_classes instead
486 of IRA_COVER_CLASSES.
487 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
488 (TARGET_INITIALIZER): Include it.
489 * targhooks.h (default_ira_cover_classes): Declare.
490 * targhooks.c (default_ira_cover_classes): New function.
492 2008-09-19 Bob Wilson <bob.wilson@acm.org>
494 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
496 2008-09-19 Ian Lance Taylor <iant@google.com>
498 * varasm.c (narrowing_initializer_constant_valid_p): Return
499 NULL_TREE if ENDTYPE is not an integer.
501 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
504 * tree-ssa.c (execute_update_addresses_taken): Also update
505 DECL_GIMPLE_REG_P for vector and complex types.
507 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
508 Jan Hubicka <jh@suse.cz>
511 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
512 empty before freeing them.
513 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
515 2008-09-18 Bob Wilson <bob.wilson@acm.org>
517 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
518 * config/xtensa/predicates.md (tls_symbol_operand): New.
519 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
520 (TARGET_CANNOT_FORCE_MEM): Define.
521 (xtensa_tls_symbol_p): New.
522 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
523 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
524 (xtensa_tls_module_base): New.
525 (xtensa_call_tls_desc): New.
526 (xtensa_legitimize_tls_address): New.
527 (xtensa_legitimize_address): Handle TLS symbols.
528 (xtensa_tls_referenced_p_1): New.
529 (xtensa_tls_referenced_p): New.
530 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
531 (XTENSA_BUILTIN_THREAD_POINTER): New.
532 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
533 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
534 Add declarations for __builtin_thread_pointer and
535 __builtin_set_thread_pointer.
536 (xtensa_fold_builtin): Recognize new builtins.
537 (xtensa_expand_builtin): Expand new builtins.
538 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
539 (TARGET_THREADPTR): Define.
540 (HAVE_AS_TLS): Define default value.
541 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
542 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
543 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
544 (UNSPECV_SET_TP): New.
545 (sym_TPOFF, sym_DTPOFF): New.
546 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
547 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
548 * configure: Regenerated.
550 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
553 * config/ia64/ia64.c (ia64_optimization_options): Move
554 checking and setting flag_schedule_insns_after_reload and
555 ia64_flag_schedule_insns2 back to ...
556 (ia64_override_options): Here.
558 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
561 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
562 zero extend count after the correction to it is done.
563 (doloop_optimize): Update call to doloop_modify, don't zero extend
566 2008-09-18 Martin Jambor <mjambor@suse.cz>
568 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
570 * ipa-prop.c: Correct comments.
571 * ipa-prop.h: Likewise.
573 2008-09-18 Jan Hubicka <jh@suse.cz>
576 * ipa-reference.c (ipa_reference_local_vars_info_d,
577 ipa_reference_global_vars_info_d,
578 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
579 ipa_reference_vars_info_t): Move here from ipa-reference.h
580 (node_duplication_hook_holder, node_removal_hook_holder): New.
581 (get_reference_vars_info_from_cgraph): Rename to ...
582 (get_reference_vars_info): ... this one, use cgraph uids.
583 (get_local_reference_vars_info, get_global_reference_vars_info):
584 Use cgraph instead of decl.
585 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
586 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
587 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
589 (check_call): Simplify avail check.
590 (scan_stmt_for_static_refs): Update.
591 (propagate_bits): Update.
592 (merge_callee_local_info): Remove.
593 (init_function_info): Use cgraph nodes.
594 (clean_function_local_data): Break out from ...
595 (clean_function): ... here.
596 (copy_local_bitmap, copy_global_bitmap): New functions.
597 (duplicate_node_data, remove_node_data): New functions.
598 (generate_summary): Register hooks; use visibility instead of
600 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
601 * ipa-reference.h (ipa_reference_local_vars_info_d,
602 ipa_reference_global_vars_info_d,
603 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
604 ipa_reference_vars_info_t): Move to ipa-reference.c
605 (ipa_reference_get_read_local, ipa_reference_get_written_local):
607 (ipa_reference_get_read_global, ipa_reference_get_written_global,
608 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
610 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
611 (init_state): Remove.
612 (node_duplication_hook_holder, node_removal_hook_holder): New.
613 (get_function_state, set_function_state): Use VECtor.
614 (analyze_function): Check body availability.
615 (add_new_function): Likewise.
616 (duplicate_node_data, remove_node_data): New.
617 (generate_summary): Register hooks; do not care about clones.
618 (propafate): Do not care about clones; recursive functions are not looping.
619 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
620 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
621 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
623 * tree-flow.h (function_ann_d): Remove reference_vars_info.
624 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
625 ipa-reference accesors.
627 2008-09-18 Simon Baldwin <simonb@google.com>
629 * c-opts.c (c_common_handle_option): Add handling for
630 -Wbuiltin-macro-redefined command line option.
631 * c.opt: Added builtin-macro-redefined option.
632 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
635 2008-09-18 Richard Guenther <rguenther@suse.de>
637 PR tree-optimization/37258
638 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
639 and signedness for integral types.
640 (vn_phi_eq): Require compatible types.
642 2008-09-18 Jakub Jelinek <jakub@redhat.com>
645 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
646 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
648 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
649 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
650 ggc_free other TREE_LIST nodes from that chain.
651 * function.c (instantiate_decls): Instantiate also DECL_RTL
652 of vars in cfun->local_decls, free that list afterwards.
654 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
656 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
657 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
659 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
661 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
662 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
664 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
666 PR tree-optimization/37102
667 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
668 from a node. Check to see if another PHI is dead.
669 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
670 remove real PHIs which have no uses.
671 (rewrite_out_of_ssa): Call eliminate_useless_phis.
673 2008-09-18 Richard Guenther <rguenther@suse.de>
676 * tree-cfg.c (remove_useless_stmts_1): Remove
677 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
679 2008-09-18 Nick Clifton <nickc@redhat.com>
681 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
682 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
683 to frv_secondary_reload_class.
684 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
685 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
686 (frv_secondary_reload_class): Omit unused parameter.
687 (frv_secondary_reload): New function. Handle the case when
688 secondary_reload_class() is called before the reload_(in|out)
689 _optabs have been initialised.
690 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
692 * config/frv/frv.md: Define an exclusion set between fr550_m0
695 2008-09-18 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/37456
698 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
699 want to insert after ends a BB insert on the single fallthru
702 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
704 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
705 Mention -march=z9-109, z9-ec and z10.
707 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
709 PR rtl-optimization/37544
710 * regrename.c (maybe_mode_change): Exit early when copy_mode
711 is narrower than orig_mode and narrower than new_mode.
713 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
716 * sched-int.h (struct _haifa_insn_data): Remove unused field
719 * sched-rgn.c (ref_counts): Remove.
720 (insn_referenced): New static variable.
721 (INSN_REF_COUNT): Remove.
722 (sched_run_compute_dependencies): Use insn_referenced instead of
724 (add_branch_dependences): Likewise. Delete dead assignment.
726 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
728 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
729 consumer is an asm. Add comment why this is important.
730 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
731 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
734 2008-09-17 Joseph Myers <joseph@codesourcery.com>
736 * expr.c (emit_group_store): Do not shift before moving via a
739 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
741 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
742 from aggregate to non-aggregate type if the bit pattern is not fully
743 preserved afterwards.
745 2008-09-17 Richard Guenther <rguenther@suse.de>
747 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
748 (verify_gimple_assign): ... this. Split into ...
749 (verify_gimple_assign_unary): ... this,
750 (verify_gimple_assign_binary): ... that,
751 (verify_gimple_assign_single): ... and this.
752 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
753 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
754 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
755 (verify_types_in_gimple_reference): Be forgiving with
757 (verify_gimple_phi): Deal with virtual operands.
759 * tree.def (PREDICT_EXPR): Change to tcc_expression.
761 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
763 * tree.c (get_callee_fndecl): Don't call the language hook.
764 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
765 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
766 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
768 2008-09-17 Jakub Jelinek <jakub@redhat.com>
770 * tree.c (protected_set_expr_location): Don't unnecessarily
771 check for error_mark_node.
773 2008-09-17 Art Haas <ahaas@impactweather.com>
775 * ipa-reference.c (analyze_function): Declare step only if
776 ENABLE_CHECKING is defined.
778 2008-09-17 Jan Hubicka <jh@suse.cz>
781 * tree.h (DECL_INLINE): remove.
782 (DECL_DECLARED_INLINE_P): Update docs.
783 (DECL_NO_INLINE_WARNING_P): new.
784 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
785 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
787 2008-09-17 Jakub Jelinek <jakub@redhat.com>
788 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
791 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
794 2008-09-17 Jan Hubicka <jh@suse.cz>
796 * ipa-reference.c (ipa_obstack): Remove.
797 (local_info_obstack, global_info_obstack): New.
798 (add_static_var): We now handle variables only.
799 (mark_address_taken, mark_load, mark_store): New functions based on ...
800 (check_operand): ... remove.
801 (get_asm_stmt_operands): Rename to ...
802 (check_asm_memory_clobber): ... this. Look only for memory clobber.
803 (scan_stmt_for_static_refs): Rewrite.
804 (scan_op_for_static_refs): Rename to ...
805 (scan_initializer_for_static_refs): do not look for VAR_DECL
806 initializers; stop recursion on types and decls.
807 (ipa_init): Use proper obstacks.
808 (analyze_variable): Use scan_initializer_for_static_refs.
809 (init_function_info): Use local obstack.
810 (analyze_function): Simplify.
811 (add_new_function): We don't need visited_nodes obstack.
812 (generate_summary): Use proper obstacks; cleanup after propagation.
814 2008-09-17 Richard Guenther <rguenther@suse.de>
817 PR tree-optimization/37491
818 * alias.c (get_alias_set): Use the canonical type.
819 * tree-vect-transform.c (vectorizable_store): Use the type of
820 the lhs for the vector type. Adjust checking.
821 (vectorizable_load): Adjust checking.
823 2008-09-16 Jakub Jelinek <jakub@redhat.com>
824 Adam Nemet <anemet@caviumnetworks.com>
826 PR rtl-optimization/37483
827 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
828 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
829 Rearrange code to better match the original comment. Check
830 t_unconditional first. Improve comment.
832 2008-09-16 Jakub Jelinek <jakub@redhat.com>
835 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
836 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
839 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
840 GIMPLE_TRY if cleanup sequence is empty.
842 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
845 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
846 eliminate IV if the cost are the same.
848 2008-09-16 Richard Guenther <rguenther@suse.de>
851 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
854 2008-09-16 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/37508
857 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
859 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
861 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
863 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
865 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
866 use gen_floatdidf2 directly.
867 (floatunssidf2): Likewise.
868 (floatsidf_ppc64_mfpgpr): Remove.
869 (floatsidf_ppc64): Remove.
870 (floatunssidf_ppc64): Remove.
872 2008-09-15 Jakub Jelinek <jakub@redhat.com>
874 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
875 rather than update_cost_queue.
877 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
878 in every call starting with the second one, instead of only when
879 alias_bitmap_obstack.elements != NULL.
881 * tree-predcom.c (filter_suitable_components): Free all refs in
882 act->refs vector before calling release_component.
883 (add_ref_to_chain): Free ref if not adding it to chain->refs.
885 * tree-data-ref.c (free_subscripts): Free all subscript objects.
887 * tree-loop-linear.c (linear_transform_loops): Initialize
888 lambda_obstack only after calling perfect_loop_nest_depth.
889 Goto free_and_continue instead of just continue for later failures.
892 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
895 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
897 2008-09-14 Andreas Schwab <schwab@suse.de>
899 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
901 2008-09-14 Jan Hubicka <jh@suse.cz>
903 * invoke.texi (-fconserve-stack): Document.
904 * opts.c (decode_options): Handle conserve_stack.
905 * common.opt (fconvserve_stack): New.
907 2008-09-14 David Edelsohn <edelsohn@gnu.org>
909 * config.host: Add x-aix to host_xmake_file.
910 * config/rs6000/t-aix52: Do not override LDFLAGS.
911 * config/rs6000/x-aix: New file.
913 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
919 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
920 is not recognized as a valid register usage. Allow REG_X to be used
922 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
923 forces a reload when using a base register.
925 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
927 * config/i386/cygming-crtend.c (register_frame_ctor): If
928 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
929 directly with atexit.
930 (deregister_frame_ctor): Rename to ...
931 (deregister_frame_dtor): Use to call __gcc_deregister_frame
932 if !DEFAULT_USE_CXA_ATEXIT.
934 2008-09-13 Jan Hubicka <jh@suse.cz>
936 * cgraph.c: Include value-prof.h
937 * Makefile.in (cgraph.o): Add value-prof.h dependency.
939 2008-09-13 Jan Hubicka <jh@suse.cz>
942 * tree-profile.c (add_abnormal_goto_call_edges): New function.
943 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
944 tree_gen_one_value_profiler, tree_gen_average_profiler,
945 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
947 2008-09-13 Jan Hubicka <jh@suse.cz>
949 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
950 too many bytes on misalligned blocks.
952 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
954 * doc/cfg.texi: Fix some typos.
955 * doc/extend.texi: Likewise.
956 * doc/install.texi: Likewise.
957 * doc/invoke.texi: Likewise.
958 * doc/rtl.texi: Likewise.
959 * doc/tree-ssa.texi: Likewise.
961 2008-09-13 Richard Guenther <rguenther@suse.de>
964 * tree-nested.c (finalize_nesting_tree_1): Generate valid
965 gimple stores for memory rhs.
967 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
969 PR rtl-optimization/37489
970 * cse.c (fold_rtx): Don't return const_true_rtx for float
971 compare if FLOAT_STORE_FLAG_VALUE is undefined.
973 2008-09-13 Jan Hubicka <jh@suse.cz>
975 PR tree-optimization/37392
976 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
978 2008-09-13 Martin Jambor <mjambor@suse.cz>
979 Jan Hubicka <jh@suse.cz>
981 * cgraph.c (free_edges): New variable.
982 (NEXT_FREE_EDGE): New macro.
983 (cgraph_free_edge): New function.
984 (cgraph_remove_edge): Call cgraph_remove_edge_1.
985 (cgraph_node_remove_callees): Likewise.
986 (cgraph_node_remove_callers): Likewise.
987 (cgraph_create_edge): Reuse edges from the free list. Do not
988 update uid if doing so.
989 (cgraph_remove_*_hook): Add free call.
991 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
993 * ira-color.c (conflict_allocno_vec): Delete.
994 (update_cost_queue_elem): New structure.
995 (update_cost_queue): New variable.
996 (update_cost_queue_tail): Likewise.
997 (update_cost_queue_elems): Likewise.
998 (allocno_update_cost_check): Delete.
999 (initiate_cost_update): Allocate update_cost_queue_elems
1000 instead of allocno_update_cost_check.
1001 (finish_cost_update): Update the free()s accordingly.
1002 (start_update_cost): New function.
1003 (queue_update_cost): Likewise.
1004 (get_next_update_cost): Likewise.
1005 (update_copy_costs_1): Inline into...
1006 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1007 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1008 once we've established they are equal. Don't allocate update
1009 costs if there is nothing to add to them.
1010 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1011 DIVISOR arguments. Use a queue instead of recursive calls;
1012 process all the allocnos in the initial queue, rather than
1014 (assign_hard_reg): Use queue_update_cost instead of
1015 conflict_allocno_vec. Queue coalesced allocnos instead
1016 of calling update_conflict_hard_regno_costs for each one.
1017 Just call update_conflict_hard_regno_costs once for the
1019 (ira_color): Remove conflict_allocno_vec handling.
1021 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1023 PR tree-optimization/37484
1024 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1025 (save_var_name): Same.
1026 (initialize_cloog_names): Same.
1027 (initialize_cloog_names): Same.
1029 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1031 * tree-scalar-evolution.c (set_instantiated_value): Set
1034 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1038 * ira-build.c (common_loop_tree_node_dominator): Remove.
1039 (copy_live_ranges_to_removed_store_destinations): New function.
1040 (regno_top_level_allocno_map): Move to top level from ...
1041 (ira_flattening): ... here. Use
1042 copy_live_ranges_to_removed_store_destinations.
1044 * ira-emit.c (generate_edge_moves): Fix a comment.
1046 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1049 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1050 scratch register after 'set' pattern.
1052 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1054 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1055 information passed to mark_reg_pointer.
1056 * explow.c (force_reg): Likewise.
1058 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1060 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1061 when building for the celledp architecture.
1063 2008-09-12 Richard Guenther <rguenther@suse.de>
1065 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1067 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1069 PR rtl-optimization/37424
1070 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1071 the regnos instead of the addresses.
1073 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1075 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1077 2008-09-11 Richard Guenther <rguenther@suse.de>
1079 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1080 entering the weaker equivalence recording.
1082 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1084 2008-09-11 Jeff Law <law@redhat.com>
1086 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1087 by assign_stack_local on the IRA path for stack slot sharing
1088 as well as the non-IRA path.
1090 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1092 * config/i386/i386.h: Fix whitespace issues.
1094 2008-09-11 Martin Jambor <mjambor@suse.cz>
1096 * ipa-prop.h (struct ipa_param_flags): Removed.
1097 (struct ipa_param_descriptor): New structure.
1098 (struct ipa_node_params): ipcp_lattices, param_decls and
1099 param_flags moved to ipa_param_description.
1100 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1101 descriptors. Renamed all users.
1102 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1103 changed to access descriptors. Renamed all users.
1104 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1105 to access descriptors. Renamed all users.
1106 * ipa-cp.c (ipcp_init_cloned_node): Call
1107 ipa_initialize_node_params instead of ipa_count_formal_params and
1108 ipa_create_param_decls_array.
1109 (ipcp_analyze_node): Likewise.
1110 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1111 descriptors. Renamed all users.
1112 (ipcp_initialize_node_lattices): Remove allocation.
1113 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1114 ipa_initialize_node_params instead of ipa_count_formal_params and
1115 ipa_create_param_decls_array.
1116 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1117 ipa_populate_param_decls, made static, added parameter info,
1118 renamed mt to node, removed allocation, changed to use
1120 (ipa_count_formal_params): Made static, added parameter info,
1122 (ipa_initialize_node_params): New function.
1123 (ipa_check_stmt_modifications): Changed to use descriptors.
1124 (ipa_detect_param_modifications): Removed allocation, changed to
1126 (ipa_note_param_call): Changed to use descriptors.
1127 (ipa_analyze_params_uses): Removed allocation.
1128 (ipa_free_node_params_substructures): Changed to use descriptors.
1129 (ipa_edge_duplication_hook): Use the unused attribute.
1130 (ipa_node_duplication_hook): Use the unused attribute, changed to
1131 use descriptors, changed to duplicate descriptors.
1133 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1134 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1135 indirect inlining. Made static.
1136 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1137 functions called only once.
1138 (cgraph_decide_recursive_inlining): Don't call
1139 ipa_propagate_indirect_call_infos, pass new_edges to
1140 cgraph_mark_inline_edge instead.
1141 (cgraph_decide_inlining_of_small_functions): Don't call
1142 ipa_propagate_indirect_call_infos, pass new_edges to
1143 cgraph_mark_inline_edge instead.
1144 (cgraph_decide_inlining): Don't call
1145 ipa_propagate_indirect_call_infos.
1146 * ipa-prop.c: Check that vectors are allocated.
1148 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1149 iff a new cgraph edges have been created.
1150 (cgraph_decide_inlining): New variable redo_always_inline.
1151 Flattening and always_inlining loop until callgraph stabilizes.
1152 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1153 true iff new cgraph edges have been created.
1154 (propagate_info_to_inlined_callees): Likewise.
1155 (ipa_propagate_indirect_call_infos): Likewise.
1157 2008-09-11 Richard Guenther <rguenther@suse.de>
1159 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1160 (set_prologue_iterations): Likewise.
1161 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1163 (vect_update_init_of_dr): Likewise.
1164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1166 * fold-const.c (fold_unary): Do not generate calculations
1169 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1171 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1172 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1173 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1175 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1177 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1178 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1179 before finalizing the changes.
1180 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1182 (simplify_truth_ops_using_ranges): New.
1183 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1184 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1185 whether a simplification was made.
1186 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1187 use a switch statement and also call simplify_truth_ops_using_ranges.
1189 2008-09-11 Jan Hubicka <jh@suse.cz>
1191 * ggc-common.c (loc_array): Make static.
1192 * dce.c (rest_of_handle_ud_dce): Free worklist.
1194 2008-09-11 Jan Hubicka <jh@suse.cz>
1196 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1197 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1198 function so we are sure we do not dangle it forever.
1199 * function.c (outer_function_chain, find_function_data): Remove.
1200 (function_context_stack): New.
1201 (push_function_context, pop_function_context): Update.
1202 * function.h (struct function): Remove pointer outer.
1203 (outer_function_chain, find_function_data): Remove.
1204 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1206 2008-09-11 Jan Hubicka <jh@suse.cz>
1209 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1211 2008-09-11 Jan Hubicka <jh@suse.cz>
1213 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1215 2008-09-11 Jan Hubicka <jh@suse.cz>
1217 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1218 (free_var_map_entry): New function.
1219 (redirect_edge_var_map_destroy): Use it.
1221 2008-09-11 Jan Hubicka <jh@suse.cz>
1224 * tree-inline.c (add_lexical_block): Replace with ...
1225 (prepend_lexical_block): ... prepend at begginig.
1226 (remap_blocks): Use it and reverse later.
1227 (expand_call_inline): Use prepend_lexical_block.
1229 2008-09-11 Jan Hubicka <jh@suse.cz>
1231 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1233 2008-09-11 Jan Hubicka <jh@suse.cz>
1235 * function.c (free_after_compilation): Call insn_locators_free.
1236 * cfglayout.c (insn_locators_free): New function.
1237 * rtl.h (insn_locators_free): Declare.
1239 2008-09-11 Jan Hubicka <jh@suse.cz>
1241 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1243 (cond_move_process_if_block): Update call.
1245 2008-09-11 Jan Hubicka <jh@suse.cz>
1247 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1248 * vec.c: Include hashtab.h
1249 (vec_descriptor, ptr_hash_entry): New structures.
1250 (vec_desc_hash, vec_ptr_map): New static variables.
1251 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1252 register_overhead, free_overhead, vec_heap_free): New functions.
1253 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1254 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1255 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1258 2008-09-11 Ira Rosen <irar@il.ibm.com>
1260 PR tree-optimization/37474
1261 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1262 length of load permutation.
1264 2008-09-11 Andreas Schwab <schwab@suse.de>
1266 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1268 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1271 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1272 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1273 simplify_gen_subreg.
1275 2008-09-11 Ira Rosen <irar@il.ibm.com>
1277 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1280 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1283 * gimplify.c (gimplify_body): Call default_rtl_profile.
1286 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1287 instead of tok->val.node if not expanding to something else. Handle
1288 intervening CPP_PADDING tokens.
1289 (altivec_categorize_keyword): Remove unneeded comparisons.
1291 2008-09-10 Richard Guenther <rguenther@suse.de>
1293 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1295 2008-09-10 Richard Guenther <rguenther@suse.de>
1298 * tree-inline.c (insert_init_stmt): Make sure to not
1299 insert invalid gimple stores.
1301 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1303 PR tree-optimization/37388
1304 * toplev.c (process_options): Fail and warn when graphite
1305 flags are used, but the compiler has not been configured
1306 with graphite libraries.
1307 * graphite.c (graphite_transform_loops): Remove printfs
1308 to dump_file for the case when graphite is not available.
1310 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1313 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1314 the even element into register.
1315 (ix86_expand_vector_init_general): Don't use
1316 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1317 if we can't move from GPR to SSE register directly.
1319 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1321 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1322 not lose track of the number of NOPs needed. Number of NOPs needed
1323 for sync vs. loads workaround was switched; corrected. Run second
1324 pass for all workarounds. No NOPs needed after call insns. Change
1325 second pass to use find_next_insn_start and find_load helpers in order
1326 to properly detect parallel insns.
1327 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1329 2008-09-10 Jan Hubicka <jh@suse.cz>
1331 * value-prof.c (gimple_ic): Fix tuplification bug.
1332 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1335 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1337 PR tree-optimization/37353
1338 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1339 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1340 calls instead of cond_dead_built_in_calls.
1341 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1342 initalize the vector only before adding first entry. Use VEC_safe_push
1343 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1344 shrink_wrap_conditional_dead_built_in_calls call.
1346 2008-09-10 Ira Rosen <irar@il.ibm.com>
1348 PR tree-optimization/37385
1349 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1350 and use it as a vector type if not NULL.
1351 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1353 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1355 (vectorizable_load): Likewise.
1357 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1359 * config/i386/i386.md (SWI32): New mode iterator.
1360 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1363 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1365 PR rtl-optimization/37435
1366 * caller-save.c (insert_restore, insert_save): Check the mode by
1369 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1372 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1374 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1377 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1379 * doc/invoke.texi (ARM Options): Correct errors in discussion
1380 of -mfloat-abi, -mhard-float, and -msoft-float.
1382 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1383 Jan Hubicka <jh@suse.cz>
1386 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1387 calling gimple_regimplify_operands on it. Iterate over all newly
1388 added statements, not just the last one.
1389 (insert_init_stmt): Insert stmt into seq first, then call
1390 gimple_regimplify_operands on it. Don't create new gimplification
1391 context, nor find referenced vars.
1393 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1396 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1397 to pointer to vector pointer.
1398 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1399 propagate_info_to_inlined_callees): Likewise.
1400 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1401 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1402 ipa_check_create_edge_args.
1403 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1404 to pointer to vector pointer.
1405 (cgraph_decide_inlining_of_small_function): Adjust
1406 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1410 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1411 optimizing for size, not speed.
1413 PR rtl-optimization/37408
1414 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1415 if parm is promoted.
1417 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1419 PR tree-optimization/37375
1420 * tree-scalar-evolution.c (scev_info_str): Add field
1422 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1423 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1424 set_instantiated_value): Pass instantiated_below.
1425 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1427 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1428 the definitions are not instantiated.
1430 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1431 (block_before_loop): New.
1432 * tree-data-ref.c (dr_analyze_indices): Update uses of
1434 * graphite.c (block_before_scop): New.
1435 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1436 basic block, not a loop for determining the parameters.
1437 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1439 (idx_record_params, find_params_in_bb, find_scop_parameters,
1440 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1441 to instantiate_scev.
1443 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1445 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1449 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1451 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1452 Check zero freq and increase if necessary.
1454 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1456 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1457 regno is in the right range. Add comments.
1459 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1461 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1463 * mips-tfile.c (copy_object): Cast alloca result to int *.
1464 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1466 Rename class to sclass.
1467 (read_tfile): Cast read_seek return values to proper types.
1468 Cast xcalloc return value to proper type.
1470 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1472 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1473 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1474 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1476 2008-09-09 Jan Hubicka <jh@suse.cz>
1478 * profile.c (is_edge_inconsistent): Add debug output; ignore
1479 negative count on fake edges.
1480 (is_inconsistent): Add debug output.
1482 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1484 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1486 (choose_ready): When first insn is chosen from the ready list, also
1489 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1491 PR rtl-optimization/37360
1492 * haifa-sched.c (max_issue): Do not assert that we never issue more
1493 insns than issue_rate. Add comment.
1495 2008-09-09 Richard Guenther <rguenther@suse.de>
1497 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1498 (verify_types_in_gimple_call): Rename to ...
1499 (verify_gimple_call): ... this. Enhance.
1500 (verify_types_in_gimple_cond): Remove.
1501 (verify_gimple_comparison): New function ...
1502 (verify_types_in_gimple_assign): ... split out from here.
1503 (verify_types_in_gimple_return): Rename to ...
1504 (verify_gimple_return): ... this. Enhance.
1505 (verify_types_in_gimple_switch): Rename to ...
1506 (verify_gimple_switch): ... this. Enhance.
1507 (verify_gimple_goto): New function.
1508 (verify_types_in_gimple_phi): Rename to ...
1509 (verify_gimple_phi): ... this. Enhance.
1510 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1511 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1512 (verify_types_in_gimple_seq_2): Remove cases handled in
1513 verify_types_in_gimple_stmt.
1515 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1517 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1518 (push_multiple_operation, pop_multiple_operation): Set it.
1519 (workaround_rts_anomaly): New function.
1520 (workaround_speculation): New function, broken out of bfin_reorg.
1521 (bfin_reorg): Call the new functions.
1523 2008-09-09 Richard Guenther <rguenther@suse.de>
1527 * gimplify.c (gimplify_conversion): Change conversions of
1528 non-register type to VIEW_CONVERT_EXPRs.
1529 (gimplify_addr_expr): If we need to make the operand
1530 addressable make sure to use a properly initialized
1531 temporary for that so it gets a valid gimple store.
1533 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1535 * function.h (struct function): Add function_start_locus.
1536 * cfgexpand.c (gimple_expand_cfg): Use it.
1537 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1539 2008-09-09 Richard Guenther <rguenther@suse.de>
1541 PR tree-optimization/37433
1542 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1545 2008-09-09 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/37387
1548 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1549 and bits to a common type.
1551 2008-09-09 Nick Clifton <nickc@redhat.com>
1553 * config/v850/v850.md (return): Restore frame size restriction.
1555 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1557 * c-common.c (c_expand_decl): Remove.
1558 * c-common.h (anon_aggr_type_p): Remove prototype.
1559 (DECL_ANON_UNION_ELEMS): Remove.
1560 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1561 * c-decl.c (anon_aggr_type_p): Remove.
1562 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1563 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1564 * langhooks.h (struct lang_hooks): Remove expand_decl.
1565 * langhooks.c (lhd_expand_decl): Remove.
1566 * stmt.c (expand_anon_union_decl): Remove.
1567 * tree.h (expand_anon_union_decl): Remove prototype.
1569 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1572 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1574 * config/avr/avr.md (QISI) : Define mode iterator.
1575 (negated_tst<mode>) : Redefine as split using mode macro.
1576 (reversed_tstqi): Define insn as reversed compare with zero.
1577 (reversed_tsthi): Ditto.
1578 (reversed_tstsi): Ditto.
1580 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1583 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1584 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1587 * predict.c (optimize_function_for_size_p): Don't segfault if
1589 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1590 tree_swap_operands_p): Don't test cfun != NULL before calling
1591 optimize_function_for_s*_p.
1593 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1595 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1598 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1600 * crx/crx.h (IRA_COVER_CLASSES): Define.
1602 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1605 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1606 even when a stmt has been gimple_modified_p, but after fold_stmt is
1607 not any longer. Remove unneeded may_have_exposed_new_symbols
1610 2008-09-08 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/37421
1613 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1616 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1619 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1621 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1624 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1625 * pa-hpux10.h (LINK_SPEC): Likewise.
1626 * pa-hpux11.h (LINK_SPEC): Likewise.
1628 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1630 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1631 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1633 2008-09-07 Helge Deller <deller@gmx.de>
1635 * pa/linux-atomic.c: New file.
1636 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1637 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1639 2008-09-07 Richard Guenther <rguenther@suse.de>
1640 Ira Rosen <irar@il.ibm.com>
1642 PR tree-optimization/36630
1643 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1644 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1646 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1647 Ira Rosen <irar@il.ibm.com>
1649 PR tree-optimization/35642
1650 * config/rs6000/altivec.md (mulv8hi3): Implement.
1652 2008-09-06 Jeff Law <law@redhat.com>
1654 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1656 2008-09-06 Jan Hubicka <jh@suse.cz>
1658 PR tree-optimization/14703
1659 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1661 * passes.c (init_optimization_passes): Recompute inline parameters.
1663 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1665 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1668 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1669 Peter Fuerst <post@pfrst.de>
1671 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1672 * doc/extend.texi: Document __builtin_mips_cache.
1673 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1674 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1675 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1676 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1677 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1678 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1679 (set_push_mips_isas): New variable.
1680 (mips_r10k_cache_barrier): New variable.
1681 (cache): New availability predicate.
1682 (mips_builtins): Add an entry for __builtin_mips_cache.
1683 (mips_build_cvpointer_type): New function.
1684 (MIPS_ATYPE_CVPOINTER): New macro.
1685 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1687 (r10k_simplified_address_p, r10k_simplify_address)
1688 (r10k_uncached_address_p, r10k_safe_address_p)
1689 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1690 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1691 (r10k_insert_cache_barriers): New functions.
1692 (mips_reorg_process_insns): Delete cache barriers after a
1693 branch-likely instruction.
1694 (mips_reorg): Call r10k_insert_cache_barriers.
1695 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1696 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1697 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1698 (mips_cache, r10k_cache_barrier): New define_insns.
1700 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1702 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1703 * ira-color.c (setup_allocno_left_conflicts_num): Use
1704 hard_reg_set_equal_p instead of a comparison with
1705 ira_zero_hard_reg_set.
1706 * ira.c (setup_reg_subclasses): Likewise.
1707 (setup_cover_and_important_classes): Likewise.
1708 (setup_class_translate): Likewise.
1709 (setup_reg_class_intersect_union): Likewise.
1710 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1711 (ira_init_once): Don't initialize them.
1713 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1715 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1717 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1719 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1721 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1723 Improved branch hints, safe hints, and scheduling.
1725 * haifa-sched.c (sched_emit_insn) : Define.
1726 * sched-int.h (sched_emit_insn) : Add prototype.
1727 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1728 -mhint-max-distance -msafe-hints) : Document.
1729 * config/spu/spu.c (spu_flag_var_tracking): New.
1730 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1731 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1732 TARGET_ASM_FILE_START): Define.
1733 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1734 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1735 (spu_emit_branch_hint): Add blocks argument.
1736 (insert_branch_hints, insert_nops): Remove.
1737 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1738 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1739 spu_sched_reorder, asm_file_start): New functions.
1740 (clock_var, spu_sched_length, pipe0_clock,
1741 pipe1_clock, prev_clock_var, prev_priority,
1742 spu_ls_first, prev_ls_clock): New static variables.
1743 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1744 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1745 (nopn_nv): Add a non-volatile version of nop.
1746 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1747 -mhint-max-distance, -msafe-hints): New options.
1749 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1750 Samuel Tardieu <sam@rfc1149.net>
1752 * opts.c (decode_options): Combine nested if statements.
1755 * opts.c (decode_options): Handle more relationships among
1756 unit-at-a-time, toplevel-reorder, and section-anchors.
1758 2008-09-05 David Daney <ddaney@avtrex.com>
1760 * doc/install.texi (--enable-reduced-reflection): Document new option.
1762 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1764 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1766 (constantpool_operand): New.
1767 (move_operand): Disallow sub-word modes for the constant pool.
1768 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1769 (xtensa_secondary_reload_class): Replace with....
1770 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1771 Set icode for sub-word reloads from the constant pool.
1772 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1773 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1774 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1775 * config/xtensa/xtensa-protos.h: Update prototypes.
1777 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1779 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1780 (REG_CLASS_NAMES): Update.
1781 (REG_CLASS_CONTENTS): Update.
1782 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1783 of ALL_REGS for regs 77 and 78.
1784 * function.c (instantiate_virtual_regs_in_insn): Assert that
1785 return value of simplify_gen_subreg is not NULL.
1787 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1789 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1790 (gen_rtvec_v): Fix coding standards.
1792 2008-09-04 Jan Hubicka <jh@suse.cz>
1794 * i386.c (decide_alg): Be more conservative about optimizing for size.
1796 2008-09-04 Ian Lance Taylor <iant@google.com>
1798 * varasm.c (narrowing_initializer_constant_valid_p): New
1800 (initializer_constant_valid_p): Call it.
1802 2008-09-04 Jeff Law <law@redhat.com>
1804 * fold-const.c (native_encode_real): Fix computation of WORDS.
1805 (native_interpret_real): Likewise.
1807 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1809 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1811 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1813 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1814 that the cost is already taken into account in ira-costs.c
1816 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1818 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1819 ira_debug_copies): New.
1820 (ira_bulid): Call print_copies.
1822 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1824 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1827 * config/rs6000/rs6000.c (optimization_options): Remove check of
1828 flag_toplevel_order.
1830 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1832 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1833 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1834 second operand is a reg_imm10_operand.
1835 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1836 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1837 (*seq_<GPR:mode><GPR2:mode>): Rename to
1838 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1840 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1841 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1843 (*sne_<GPR:mode><GPR2:mode>): Rename to
1844 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1847 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1849 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1850 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1851 combining an arithmetic right shift by more than 31 and a
1852 trunction. Don't match for out-of-range shift amounts. Set
1853 attribute mode to <MODE>.
1854 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1855 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1856 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1857 shifts by less than 32.
1858 (extv): Change predicate on first operand to accept registers.
1859 Change predicate of the other operands from immediate_operand to
1860 const_int_operand. Expand exts when source is a register.
1861 (extzv): Change predicate of the constant operands from
1862 immediate_operand to const_int_operand.
1863 (extzv<mode>): Change predicate of the constant operands from
1864 immediate_operand to const_int_operand and no constraint. Also
1866 (*extzv_trunc<mode>_exts): New pattern.
1868 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1870 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1871 * config/mips/mips-protos.h (mask_low_and_shift_p,
1872 mask_low_and_shift_len): Declare.
1873 * config/mips/mips.c (mask_low_and_shift_p,
1874 mask_low_and_shift_len): New functions.
1875 (mips_print_operand): Handle new operand prefix "m".
1876 * config/mips/mips.md (*cins<mode>): New pattern.
1878 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1880 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1881 optimizing for size.
1883 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1885 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1886 regardless of epilogue_completed.
1888 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1891 * ira-lives.c (process_bb_node_lives): Check setjmp.
1893 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1896 * ira-build.c (form_loop_tree): Reverse BB walk.
1897 (create_bb_allocnos): Likewise.
1898 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1899 (mark_reg_store): Rename to...
1900 (mark_ref_live): ...this and take a df_ref argument instead of
1901 note_stores arguments. Assert that we have a register.
1902 (mark_reg_clobber): Delete.
1903 (def_conflicts_with_inputs_p): New function.
1904 (mark_reg_conflicts): Delete.
1905 (mark_reg_death): Rename to...
1906 (mark_ref_dead): ...this and take a df_ref argument instead of
1907 a register. Assert that we have a register.
1908 (process_bb_node_lives): Hoist frequency calculation out of
1909 instruction walk. Convert from a forwards scan to a backwards scan.
1910 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1911 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1912 (create_allocno_live_ranges): Don't create regs_set.
1914 2008-09-04 Ian Lance Taylor <iant@google.com>
1916 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1917 or REG_LABEL_TARGET.
1918 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1919 comparing MODE with MEM.
1920 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1921 comparing with GF_PREDICT_TAKEN.
1922 (gimple_get_lhs): Change code to enum gimple_code.
1923 (gimple_set_lhs): Likewise.
1924 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1925 * omp-low.c (find_omp_clause): Change kind parameter to enum
1927 * tree-flow.h (find_omp_clause): Update declaration.
1928 * regrename.c (clear_dead_regs): Change kind parameter to enum
1930 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1932 * see.c (see_get_extension_data): Change return type to enum
1933 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1934 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1935 (see_gen_normalized_extension): Change extension_code parameter to
1937 (see_seek_pre_extension_expr): Change extension_code to enum
1939 (see_merge_one_def_extension): Likewise.
1940 (see_handle_relevant_defs): Likewise.
1941 (see_handle_relevant_uses): Likewise.
1942 (see_analyze_one_def): Likewise.
1943 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1944 GIMPLE_ASM rather than ASM_EXPR.
1945 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1946 GIMPLE_RETURN rather than RETURN_EXPR.
1947 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1948 (evaluate_stmt): Likewise.
1949 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1950 to enum vect_relevant.
1951 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1952 compare gimple codes with tree codes.
1954 2008-09-04 Paul Brook <paul@codesourcery.com>
1956 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1958 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1960 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1961 pointer check lost in the recent no-unit-at-a-time patch.
1963 2008-09-04 Jan Hubicka <jh@suse.cz>
1966 * tree-switch-conversion.c (check_final_bb): Accept only IP
1969 2008-09-04 Jan Hubicka <jh@suse.cz>
1971 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1973 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1974 using_ranges argument.
1975 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1976 (vrp_visit_cond_stmt): Update call of
1977 vrp_evaluate_conditional_warnv_with_ops
1979 2008-09-04 Jan Hubicka <jh@suse.cz>
1981 PR tree-optimization/37345
1982 PR tree-optimization/37358
1983 PR tree-optimization/37357
1984 * tree.c (build_function_type_skip_args): Build distinct type copy;
1986 (build_function_decl_skip_args): Set type of new decl not orig decl;
1987 clear DECL_VINDEX for methods turned into functions.
1989 2008-09-04 Nick Clifton <nickc@redhat.com>
1991 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1992 * configure: Regenerate.
1993 * config.in: Regenerate.
1994 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1995 alignment field, if it is supported.
1997 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1999 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2002 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2004 * config/rs6000/rs6000.c (processor_target_table): Do not
2005 enable VMX for POWER6.
2007 2008-09-03 Anton Blanchard <anton@samba.org>
2009 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2010 emit memory barrier before operation.
2012 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2015 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2016 default_elf_asm_output_external.
2018 2008-09-03 Jeff Law <law@redhat.com>
2020 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2022 2008-09-03 Richard Henderson <rth@redhat.com>
2024 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2025 memory barrier to below the test-and-set.
2026 (alpha_split_lock_test_and_set_12): Likewise.
2028 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2032 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2035 * ira-color.c (print_loop_title): Use all_allocnos.
2036 (color_pass): Ditto. Don't add border_allocnos. Check that
2037 subloop allocno in the correspdoning bitmap all_allocnos.
2039 * ira-emit.c (change_loop): Use all_allocnos.
2041 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2043 (ira_create_allocno): Set up all_allocnos bit for the created
2045 (create_cap_allocno): Remove setting mentioned_allocnos.
2046 (create_insn_allocnos): Ditto.
2047 (remove_unnecessary_allocnos): Use all_allocnos.
2048 (check_allocno_creation): Check that allocnos are in the
2049 corresponding bitmap all_allocnos.
2051 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2055 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2056 (process_regs_for_copy): Process subregs. Refine check when cost
2057 is taken into account in ira-costs.c.
2058 (process_reg_shuffles): Use REG_SUBREG_P.
2059 (add_insn_allocno_copies): Ditto. Ignore modes.
2061 * ira-color.c (conflict_allocno_vec): New.
2062 (COST_HOP_DIVISOR): New macro.
2063 (update_copy_costs_1): Use it.
2064 (update_conflict_hard_regno_costs): New function.
2065 (assign_hard_reg): Use it.
2066 (ira_color): Allocate and free conflict_allocno_vec.
2068 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2072 * ira-int.h (ira_sort_insn_chain): Remove.
2074 * ira.c (basic_block_order_nums, chain_insn_order,
2075 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2076 (ira): Don't call ira_sort_insn_chain.
2078 * reload1.c (reload): Don't call ira_sort_insn_chain.
2080 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2083 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2084 which become non throw.
2085 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2086 update_call_expr after updating the flags on the decl.
2088 2008-09-03 Jan Hubicka <jh@suse.cz>
2090 PR tree-optimization/37315
2091 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2092 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2093 (cgraph_analyze_functions): Use node->analyzed
2094 (cgraph_mark_functions_to_output): Likewise.
2095 (cgraph_expand_function): All functions can be released after
2097 (cgraph_optimize): Use gimple_has_body_p.
2098 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2099 (cgraph_decide_inlining_incrementally): Likewise.
2100 (inline_transform): Inline transform.
2101 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2103 (inlinable_function_p): Drop gimple_body check.
2104 (expand_call_inline): Use gimple_has_body_p.
2105 * gimple.c (gimple_has_body_p): New.
2106 * gimple.h (gimple_has_body_p): Add prototype.
2107 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2108 (dump_function_to_file): Use gimple_has_body_p check.
2110 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2113 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2115 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2117 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2119 From Michael Frysinger <michael.frysinger@analog.com>
2120 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2121 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2124 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2127 * doc/extend.texi: Document picoChip builtin functions.
2128 * doc/invoke.texi: Document picoChip options.
2129 * doc/contrib.texi: Add picoChip contribution.
2130 * doc/md.texi: Document picoChip constraints.
2131 * config.gcc: Add picochip-*-*.
2132 * config/picochip/: Add new port.
2134 2008-09-03 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/37328
2137 * tree-sra.c (sra_build_assignment): Gimplify properly.
2138 (generate_copy_inout): Take the correct stmt as definition,
2139 remove bogus assert.
2141 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2143 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2146 From Michael Frysinger <michael.frysinger@analog.com>
2147 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2149 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2151 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2152 (__gthread_setspecific): Revert 2008-08-31 change to
2153 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2155 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2157 * diagnostic.c (error_at): New.
2158 * toplev.h (error_at): New prototype.
2159 * c-typeck.c (build_array_ref): Call error_at instead of error.
2160 Pass location to pedwarn.
2162 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2164 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2166 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2168 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2169 VAR_DECL and CONST_DECL.
2171 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2172 Jakub Jelinek <jakub@redhat.com>
2174 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2175 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2176 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2177 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2178 Don't set ix86_save_varrargs_registers.
2179 (ix86_setup_incoming_varargs): Assume cum != NULL.
2180 (ix86_va_start): Check ix86_varargs_gpr_size and
2181 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2182 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2183 from frame pointer if ix86_varargs_gpr_size == 0.
2184 (ix86_compute_frame_layout): Updated.
2185 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2186 (ix86_varargs_gpr_size): Define.
2187 (ix86_varargs_fpr_size): Likewise.
2188 (machine_function): Remove save_varrargs_registers.
2189 Add varargs_gpr_size and varargs_fpr_size.
2191 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2193 * config/alpha/alpha.c (va_list_skip_additions,
2194 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2195 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2198 PR tree-optimization/36766
2199 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2200 for already removed basic blocks.
2203 * real.c (real_maxval): Clear a lower bit to make real_maxval
2204 match get_max_float for IBM long double format.
2206 2008-09-02 Andreas Schwab <schwab@suse.de>
2208 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2209 * configure: Regenerate.
2211 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2213 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2214 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2215 checking for a non-VOID CONSTANT_P.
2217 2008-09-02 Jan Hubicka <jh@suse.cz>
2219 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2220 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2223 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2225 * expr.c (emit_group_store): Don't assert stack temp mode size.
2227 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2228 Tobias Grosser <grosser@fim.uni-passau.de>
2229 Jan Sjodin <jan.sjodin@amd.com>
2230 Harsha Jagasia <harsha.jagasia@amd.com>
2231 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2232 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2233 Adrien Eliche <aeliche@isty.uvsq.fr>
2235 Merge from graphite branch.
2238 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2239 * doc/invoke.texi (-floop-block, -floop-interchange,
2240 -floop-strip-mine): Document new flags.
2241 * tree-into-ssa.c (gimple_vec): Moved...
2242 * tree-loop-distribution.c (rdg_component): Moved...
2243 * cfgloopmanip.c: Include tree-flow.h.
2244 (update_dominators_in_loop): New.
2245 (create_empty_if_region_on_edge): New.
2246 (create_empty_loop_on_edge): New.
2247 (loopify): Use update_dominators_in_loop.
2248 * tree-pass.h (pass_graphite_transforms): Declared.
2249 * configure: Regenerate.
2250 * tree-phinodes.c (make_phi_node): Export.
2251 (add_phi_node_to_bb): New, split from create_phi_node.
2252 * tree-chrec.c (for_each_scev_op): New.
2253 * tree-chrec.h (for_each_scev_op): Declared.
2254 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2255 (remove_statement): Call get_phi_with_result.
2256 * config.in (HAVE_cloog): Undef.
2257 * gdbinit.in (pgg): New.
2258 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2259 * tree-ssa-loop.c (graphite_transforms): New.
2260 (gate_graphite_transforms): New.
2261 (pass_graphite_transforms): New.
2262 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2263 HAVE_cloog): Defined.
2264 * tree-vectorizer.c (rename_variables_in_bb): Export.
2265 * tree-data-ref.c (dr_may_alias_p): Export.
2266 (stmt_simple_memref_p): New.
2267 (find_data_references_in_stmt): Export.
2268 (find_data_references_in_loop): Export.
2269 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2270 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2271 (create_rdg_vertices): Export.
2272 (build_empty_rdg): New.
2273 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2274 * tree-data-ref.h (rdg_component): ... here.
2276 (struct data_reference): Add a field scop.
2278 (find_data_references_in_loop): Declared.
2279 (find_data_references_in_stmt): Declared.
2280 (create_rdg_vertices): Declared.
2281 (dr_may_alias_p): Declared.
2282 (stmt_simple_memref_p): Declared.
2283 (struct rdg_edge): Add a field ddr_p relation.
2284 (build_empty_rdg): Declared.
2285 * lambda.h (lambda_matrix): Declare a VEC of.
2286 (find_induction_var_from_exit_cond): Declared.
2287 (lambda_vector_compare): New.
2288 * common.opt (fgraphite, floop-strip-mine,
2289 floop-interchange, floop-block): New flags.
2290 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2291 * cfgloop.c (is_loop_exit): New.
2292 * cfgloop.h (is_loop_exit): Declared.
2293 (create_empty_if_region_on_edge): Declared.
2294 (create_empty_loop_on_edge): Declared.
2295 * tree-flow.h (add_phi_node_to_bb): Declared.
2296 (make_phi_node): Declared.
2297 (rename_variables_in_bb): Declared.
2298 (perfect_loop_nest_depth): Declared.
2299 (graphite_transform_loops): Declared.
2300 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2301 (graphite.o-warn): Add -Wno-error.
2302 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2303 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2304 (INCLUDES): Add PPLINC, CLOOGINC.
2305 (OBJS-common): Add graphite.o.
2306 (graphite.o): Add rule.
2307 * gimple.h (gimple_vec): ... here.
2308 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2309 * passes.c (init_optimization_passes): Schedule
2310 pass_graphite_transforms.
2312 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2315 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2316 and -fno-toplevel-reorder after handle_options.
2318 2008-09-02 Paul Brook <paul@codesourcery.com>
2320 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2321 (arm_override_options): Set arm_tune_cortex_a9.
2322 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2323 (arm_issue_rate): Handle cortexa9.
2324 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2325 * config/arm/arm-cores.def: Add cortex-a9.
2326 * config/arm/arm-tune.md: Regenerate.
2327 * config/arm/arm.md: Include cortex-a9.md.
2328 (generic_sched, generic_vfp): Add cortexa9.
2329 * config/arm/cortex-a9.md: New file.
2331 2008-09-02 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/37327
2334 * tree-vrp.c (register_new_assert_for): Make sure to not have
2335 TREE_OVERFLOW set on the bound.
2337 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2339 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2341 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2342 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2345 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2347 * gcc/config/spu/spu.md (divdf3): Removed.
2349 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2351 PR tree-optimization/37095
2352 * cgraph.c (cgraph_node): When creating new cgraph node after
2353 assembler_name_hash has been populated, record it in the hash
2356 2008-09-01 Paul Brook <paul@codesourcery.com>
2358 * doc/invoke.texi: Document -mword-relocations.
2359 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2360 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2361 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2362 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2363 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2364 (arm_emit_movpair): New function.
2365 (arm_print_operand <c>): Handle sybolic addresses.
2366 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2367 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2368 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2369 * config/arm/arm.opt: Add -mword-relocations.
2370 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2371 (arm_movt, arm_movw): New.
2373 2008-09-01 Paul Brook <paul@codesourcery.com>
2375 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2376 Allow Interworking on ARMv4 EABI based targets.
2377 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2378 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2380 2008-09-01 Paul Brook <paul@codesourcery.com>
2382 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2383 optimized LT0 test. Remove optimization for GT.
2385 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2387 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2388 openmp applications.
2389 * pa-hpux11.h (LIB_SPEC): Likewise.
2391 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2394 2008-09-01 Jan Hubicka <jh@suse.cz>
2396 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2397 present, use only counts; when guessed use only frequencies.
2398 (estimate_bb_frequencies): Use function_frequency.
2399 * profile.c (compute_branch_probabilities): Exit early when
2400 profile reading failed. Set profile_status.
2401 (branch_prob): Do not set profile_status.
2403 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2405 * tree.c (protected_set_expr_location): New.
2406 * tree.h (protected_set_expr_location): New prototype.
2407 * c-tree.h (build_array_ref): Add argument.
2408 (parser_build_unary_op): Same.
2409 * c-typeck.c (build_indirect_ref): Handle new location argument.
2410 (build_array_ref): Same.
2411 (parser_build_unary_op): Same.
2412 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2414 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2416 * c-common.c (finish_label_address_expr): Handle new location argument.
2417 * c-common.h (build_indirect_ref): Add argument.
2418 (finish_label_address_expr): Same.
2419 * c-parser.c (c_parser_unary_expression): Pass location to build
2421 (c_parser_postfix_expression): Same.
2423 2008-09-01 Paul Brook <paul@codesourcery.com>
2425 * config/arm/arm.md: Include cortex-r4f.md.
2426 (attr fpu): Update type list.
2427 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2428 fconstd, fcmps and fcmpd.
2429 (attr tune_cortexr4): Define.
2430 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2431 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2432 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2433 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2434 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2435 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2436 cortex_a8_vfp_farith: Ditto.
2437 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2438 * config/arm/cortex-r4.md: Use tune_cortexr4.
2439 * config/arm/cortex-r4f.md: New file.
2441 2008-09-01 Richard Guenther <rguenther@suse.de>
2443 PR tree-optimization/37305
2444 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2445 the result of constant conversions.
2446 (fold_gimple_assign): Likewise.
2448 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2450 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2451 #ifdef ENABLE_CHECKING.
2453 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2455 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2456 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2457 when !INSN_SCHEDULING.
2459 2008-09-01 Andreas Schwab <schwab@suse.de>
2461 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2463 2008-09-01 Paul Brook <paul@codesourcery.com>
2465 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2467 2008-09-01 Jan Hubicka <jh@suse.cz>
2469 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2471 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2473 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2474 * gimplify.c (gimplify_init_constructor): Add speed operand.
2475 * tree-sra.c (decide_block_copy): Likewise.
2476 * tree-inline.c (estimate_move_cost): Likewise.
2477 * config/alpha/alpha.h (MOVE_RATIO): Update.
2478 * config/frv/frv.c (MOVE_RATIO): Update.
2479 * config/spu/spu.h (MOVE_RATIO): Update.
2480 * config/sparc/sparc.h (MOVE_RATIO): Update.
2481 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2482 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2483 * config/cris/cris.h (MOVE_RATIO): Update.
2484 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2485 * config/arm/arm.h (MOVE_RATIO): Update.
2486 * config/pa/pa.md: Update uses of MOVE_RATIO
2487 * config/pa/pa.h (MOVE_RATIO): Update.
2488 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2489 CLEAR_RATIO, SET_RATIO): Update.
2490 * config/h8300/h8300.h (MOVE_RATIO): Update.
2491 * config/v850/v850.h (MOVE_RATIO): Update.
2492 * config/bfin/bfin.h (MOVE_RATIO): Update.
2494 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2495 Dmitry Melnik <dm@ispras.ru>
2496 Dmitry Zhurikhin <zhur@ispras.ru>
2497 Alexander Monakov <amonakov@ispras.ru>
2498 Maxim Kuvyrkov <maxim@codesourcery.com>
2500 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2501 sel-sched-dump.c, sel-sched-ir.c: New files.
2502 * Makefile.in (OBJS-common): Add selective scheduling object files.
2503 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2504 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2505 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2506 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2507 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2508 (make_forwarder_block): Update loop latch if we have redirected
2509 the loop latch edge.
2510 * cfgloop.c (get_loop_body_in_custom_order): New function.
2511 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2512 (CP_FALLTHRU_PREHEADERS): Likewise.
2513 (get_loop_body_in_custom_order): Declare.
2514 * cfgloopmanip.c (has_preds_from_loop): New.
2515 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2516 Assert that the preheader edge will be fall thru when it is set.
2517 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2518 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2519 fsel-sched-substitution, fselective-scheduling): New flags.
2520 * cse.c (hash_rtx_cb): New.
2522 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2523 sel_sched_insn_cnt): New counters.
2524 * final.c (compute_alignments): Export. Free dominance
2525 info after loop_optimizer_finalize.
2526 * genattr.c (main): Output maximal_insn_latency prototype.
2527 * genautomata.c (output_default_latencies): New.
2528 Factor its code from ...
2529 (output_internal_insn_latency_func): ... here.
2530 (output_internal_maximal_insn_latency_func): New.
2531 (output_maximal_insn_latency_func): New.
2532 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2533 (struct hard_reg_set_iterator): New.
2534 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2535 hard_reg_set_iter_next): New functions.
2536 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2537 * lists.c (remove_free_INSN_LIST_node,
2538 remove_free_EXPR_LIST_node): New functions.
2539 * loop-init.c (loop_optimizer_init): When
2540 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2541 calling create_preheaders.
2542 (loop_optimizer_finalize): Do not verify flow info after reload.
2543 * recog.c (validate_replace_rtx_1): New parameter simplify.
2544 Default it to true. Update all uses. Factor out simplifying
2546 (simplify_while_replacing): ... this new function.
2547 (validate_replace_rtx_part,
2548 validate_replace_rtx_part_nosimplify): New.
2549 * recog.h (validate_replace_rtx_part,
2550 validate_replace_rtx_part_nosimplify): Declare.
2551 * rtl.c (rtx_equal_p_cb): New.
2552 (rtx_equal_p): Use it.
2553 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2554 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2555 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2556 * vecprim.h: Add a vector type for unsigned int.
2557 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2558 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2559 ready_try, cycle_issued_insns, spec_info): Make global.
2560 (readyp): Initialize.
2561 (dfa_lookahead): New global variable.
2562 (old_max_uid, old_last_basic_block): Remove.
2563 (h_i_d): Make it a vector.
2564 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2566 (after_recovery, adding_bb_to_current_region_p):
2567 New variables to handle correct insertion of the recovery code.
2568 (struct ready_list): Move declaration to sched-int.h.
2569 (rgn_n_insns): Removed.
2570 (rtx_vec_t): Move to sched-int.h.
2571 (find_insn_reg_weight): Remove.
2572 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2573 (haifa_init_h_i_d, haifa_finish_h_i_d):
2574 New functions to initialize / finalize haifa instruction data.
2575 (extend_h_i_d, init_h_i_d): Rewrite.
2576 (unlink_other_notes): Move logic to add_to_note_list. Handle
2577 selective scheduler.
2578 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2579 find_fallthru_edge): Make global, remove static prototypes.
2580 (max_issue): Make global. Add privileged_n and state parameters. Use
2582 (extend_global, extend_all): Removed.
2583 (init_before_recovery): Add new param. Fix the handling of the case
2584 when we insert a recovery code before the EXIT which has a predecessor
2585 with a fallthrough edge to it.
2586 (create_recovery_block): Make global. Rename to
2587 sched_create_recovery_block. Update.
2588 (change_pattern): Rename to sched_change_pattern. Make global.
2589 (speculate_insn): Rename to sched_speculate_insn. Make global.
2590 Split haifa-specific functionality into ...
2591 (haifa_change_pattern): New static function.
2592 (sched_extend_bb): New static function.
2593 (sched_init_bbs): New function.
2594 (current_sched_info): Change type to struct haifa_sched_info.
2595 (insn_cost): Adjust for selective scheduling.
2596 (dep_cost_1): New function. Move logic from ...
2597 (dep_cost): ... here.
2598 (dep_cost): Use dep_cost_1.
2599 (contributes_to_priority_p): Use sched_deps_info instead of
2601 (priority): Adjust to work with selective scheduling. Process the
2602 corner case when all dependencies don't contribute to priority.
2603 (rank_for_schedule): Use ds_weak instead of dep_weak.
2604 (advance_state): New function. Move logic from ...
2605 (advance_one_cycle): ... here.
2606 (add_to_note_list, concat_note_lists): New functions.
2607 (rm_other_notes): Make static. Adjust for selective scheduling.
2608 (remove_notes, restore_other_notes): New functions.
2609 (move_insn): Add two arguments. Update assert. Don't call
2611 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2612 Remove more_issue, max_points. Move the code to initialize
2613 max_lookahead_tries to max_issue.
2614 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2615 ready. Adjust use of move_insn. Call restore_other_notes.
2617 (sched_init, sched_finish): Move Haifa-specific initialization/
2619 (haifa_sched_init, haifa_sched_finish): ... respectively.
2621 (setup_sched_dump): New function.
2622 (haifa_init_only_bb): New static function.
2623 (haifa_speculate_insn): New static function.
2624 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2625 (extend_ready, extend_all): Remove.
2626 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2627 (create_check_block_twin, add_to_speculative_block): Use
2628 haifa_insns_init instead of extend_global. Update to use new
2629 initialization functions. Change parameter. Factor out code from
2630 create_check_block_twin to ...
2631 (sched_create_recovery_edges) ... this new function.
2632 (add_block): Remove.
2633 (sched_scan_info): New.
2634 (extend_bb): Use sched_scan_info.
2635 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2636 static functions for walking through scheduling region.
2637 (sched_luids): New vector variable to replace uid_to_luid.
2638 (luids_extend_insn): New function.
2639 (sched_max_luid): New variable.
2640 (luids_init_insn): New function.
2641 (sched_init_luids, sched_finish_luids): New functions.
2642 (insn_luid): New debug function.
2643 (sched_extend_target): New function.
2644 (haifa_init_insn): New static function.
2645 (sched_init_only_bb): New hook.
2646 (sched_split_block): New hook.
2647 (sched_split_block_1): New function.
2648 (sched_create_empty_bb): New hook.
2649 (sched_create_empty_bb_1): New function.
2650 (common_sched_info, ready): New global variables.
2651 (current_sched_info_var): Remove.
2652 (move_block_after_check): Use common_sched_info.
2653 (haifa_luid_for_non_insn): New static function.
2654 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2655 (increase_insn_priority): New.
2656 * modulo-sched.c: (issue_rate): Remove static declaration.
2657 (sms_sched_info): Change type to haifa_sched_info.
2658 (sms_sched_deps_info, sms_common_sched_info): New variables.
2659 (setup_sched_infos): New.
2660 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2661 Do not call regstat_free_calls_crossed.
2662 (sms_print_insn): Use const_rtx.
2663 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2664 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2665 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2666 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2667 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2668 current_sched_info to use it.
2669 (enum reg_pending_barrier_mode): Move to sched-int.h.
2670 (h_d_i_d): New variable. Initialize to NULL.
2671 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2673 (estimate_dep_weak): Remove static declaration.
2674 (sched_has_condition_p): New function. Adjust users of
2675 sched_get_condition to use it instead.
2676 (conditions_mutex_p): Add arguments indicating which conditions are
2678 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2679 argument to indicate whether returned condition is reversed. Do not
2680 generate new rtx when condition should be reversed; indicate it by
2681 setting new argument instead.
2682 (add_dependence_list_and_free): Add deps parameter.
2683 Update all users. Do not free dependence list when
2684 deps context is readonly.
2685 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2687 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2688 (remove_from_deps): New. Use the above functions.
2689 (cur_insn, can_start_lhs_rhs_p): New static variables.
2690 (add_or_update_back_dep_1): Initialize present_dep_type.
2691 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2692 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2693 haifa_note_dep): New functions implementing dependence hooks for
2694 the Haifa scheduler.
2695 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2696 note_dep): New functions.
2697 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2699 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2700 (free_deps): Initialize deps->reg_last.
2701 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2702 sched_analyze_insn): Update to use dependency hooks infrastructure
2703 and readonly contexts.
2704 (deps_analyze_insn): New function. Move part of logic from ...
2705 (sched_analyze): ... here. Also move some logic to ...
2706 (deps_start_bb): ... here. New function.
2707 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2709 (sched_deps_init): New function. Move code from ...
2710 (init_dependency_caches): ... here. Remove.
2711 (init_deps_data_vector): New.
2712 (sched_deps_finish): New function. Move code from ...
2713 (free_dependency_caches): ... here. Remove.
2714 (init_deps_global, finish_deps_global): Adjust for use with
2715 selective scheduling.
2716 (get_dep_weak): Move logic to ...
2717 (get_dep_weak_1): New function.
2718 (ds_merge): Move logic to ...
2719 (ds_merge_1): New static function.
2720 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2721 (ds_get_max_dep_weak): New function.
2722 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2723 (n_insns): Rename to rgn_n_insns.
2724 (debug_ebb_dependencies): New function.
2725 (init_ready_list): Use it.
2726 (begin_schedule_ready): Use sched_init_only_bb.
2727 (ebb_print_insn): Indicate when an insn starts a new cycle.
2728 (contributes_to_priority, compute_jump_reg_dependencies,
2729 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2730 (add_block1): Remove to ebb_add_block.
2731 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2732 (schedule_ebb): Initialize them. Use remove_notes instead of
2733 rm_other_notes. Use haifa_local_init/finish.
2734 (schedule_ebbs): Use haifa_sched_init/finish.
2735 * sched-int.h: Include vecprim.h, remove rtl.h.
2736 (struct ready_list): Delete declaration.
2737 (sched_verbose_param, enum sched_pass_id_t,
2738 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2739 (struct sched_scan_info_def): New structure.
2740 (sched_scan_info, sched_scan, sched_init_bbs,
2741 sched_init_luids, sched_finish_luids, sched_extend_target,
2742 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2743 (struct common_sched_info_def): New.
2744 (common_sched_info, haifa_common_sched_info,
2745 sched_emulate_haifa_p): Declare.
2747 (sched_luids): Declare.
2748 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2749 (sched_max_luid, insn_luid): Declare.
2750 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2751 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2752 print_insn, print_pattern, print_value, haifa_classify_insn,
2753 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2754 setup_sched_dump, sched_init, sched_finish,
2755 sel_insn_is_speculation_check): Export.
2756 (struct ready_list): Move from haifa-sched.c.
2757 (ready_try, ready, max_issue): Export.
2758 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2759 sched_init_only_bb, sched_split_block, sched_split_block_1,
2760 sched_create_empty_bb, sched_create_empty_bb_1,
2761 sched_create_recovery_block, sched_create_recovery_edges): Export.
2762 (enum reg_pending_barrier_mode): Export.
2763 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2765 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2766 print_insn field. Move add_block and fix_recovery_cfg to
2767 common_sched_info_def. Move compute_jump_reg_dependencies,
2769 (struct sched_deps_info_def): ... this new structure.
2770 (sched_deps_info): Declare.
2771 (struct spec_info_def): Remove weakness_cutoff, add
2772 data_weakness_cutoff and control_weakness_cutoff.
2773 (spec_info): Declare.
2774 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2776 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2777 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2778 (current_sched_info): Change type to struct haifa_sched_info.
2779 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2780 (h_d_i_d): New variable.
2781 (HDID): New accessor macro.
2782 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2783 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2785 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2786 (enum SCHED_FLAGS): Update for selective scheduler.
2787 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2788 (init_dependency_caches, free_dependency_caches): Delete declarations.
2789 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2790 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2791 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2792 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2793 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2795 (rm_other_notes): Delete declaration.
2796 (schedule_block): Remove one argument.
2797 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2798 ready_element, ready_lastpos, sched_extend_ready_list,
2799 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2800 concat_note_lists): Export.
2801 (struct region): Move from sched-rgn.h.
2802 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2803 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2804 BLOCK_TO_BB, CONTAINING_RGN): Export.
2805 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2806 (current_nr_blocks, current_blocks, target_bb): Likewise.
2807 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2808 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2809 sched_rgn_local_init, extend_regions,
2810 rgn_make_new_region_out_of_new_block, compute_priorities,
2811 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2812 extend_rgns, deps_join rgn_setup_common_sched_info,
2813 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2814 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2815 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2816 increase_insn_priority): Likewise.
2817 * sched-rgn.c: Include sel-sched.h.
2818 (ref_counts): New static variable. Use it ...
2819 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2820 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2821 (sched_is_disabled_for_current_region_p): Delete static declaration.
2822 (struct region): Move to sched-int.h.
2823 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2824 ebb_head): Define and initialize.
2825 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2826 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2827 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2829 (find_single_block_region): Add new argument to indicate that EBB
2830 regions should be constructed.
2831 (debug_live): Delete declaration.
2832 (current_nr_blocks, current_blocks, target_bb):
2833 Remove static qualifiers.
2834 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2836 (init_regions): Delete declaration.
2837 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2838 rgn_estimate_number_of_insns): New.
2839 (too_large): Use estimate_number_of_insns.
2840 (haifa_find_rgns): New. Move the code from ...
2841 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2842 (free_trg_info): New.
2843 (compute_trg_info): Allocate candidate tables here instead of ...
2844 (init_ready_list): ... here.
2845 (rgn_print_insn): Use const_rtx.
2846 (contributes_to_priority, extend_regions): Delete static declaration.
2847 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2848 (add_block1): Rename to rgn_add_block.
2849 (debug_rgn_dependencies): Delete static qualifier.
2850 (new_ready): Use sched_deps_info. Simplify.
2851 (rgn_common_sched_info, rgn_const_sched_deps_info,
2852 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2854 (region_sched_info): Rename to rgn_const_sched_info.
2855 (deps_join): New, extracted from ...
2856 (propagate_deps): ... here.
2857 (compute_block_dependences, debug_dependencies): Update for selective
2859 (free_rgn_deps, compute_priorities): New functions.
2860 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2861 sched_rgn_compute_dependencies): New functions.
2862 (schedule_region): Use them.
2863 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2864 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2866 (schedule_insns): Call new functions that were split out.
2867 (rgn_make_new_region_out_of_new_block): New.
2868 (get_rgn_sched_max_insns_priority): New.
2869 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2870 scheduling when appropriate.
2871 * sched-vis.c: Include insn-attr.h.
2872 (print_value, print_pattern): Make global.
2873 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2874 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2875 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2876 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2877 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2878 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2879 hooks. Initialize them to 0.
2880 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2881 * target.h (struct gcc_target): Add them. Rename gen_check field to
2883 * flags.h (sel_sched_switch_set): Declare.
2884 * opts.c (sel_sched_switch_set): New variable.
2885 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2886 pipelining is disabled from command line.
2887 (common_handle_option): Record whether selective scheduling is
2888 requested from command line.
2889 * doc/invoke.texi: Document new flags and parameters.
2890 * doc/tm.texi: Document new target hooks.
2891 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2893 (dfa_state_size): Do not declare locally.
2894 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2895 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2896 rs6000_alloc_sched_context, rs6000_set_sched_context,
2897 rs6000_free_sched_context): New functions.
2898 (struct _rs6000_sched_context): New.
2899 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2901 (rs6000_sched_finish): Do not run for selective scheduling.
2903 2008-08-31 Jan Hubicka <jh@suse.cz>
2905 * frv.c (frv_rtx_costs): Update forward declaration.
2906 * spu.c (spu_rtx_costs): Likewise.
2907 * pdp11.c: Include df.h
2908 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2909 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2910 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2911 * iq2000.c (iq2000_address_cost): Add speed argument.
2912 (iq2000_rtx_costs): Likewise.
2913 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2914 update call of mn10300_address_cost.
2915 * mcore.c: Include df.h
2916 (mcore_rtx_costs): Update prototype.
2917 * score3.c: Include df.h
2918 (score3_rtx_costs): Remove speed argument.
2919 * score7.c: Include df.h
2920 (score7_address_cost): Remove speed argument.
2921 * score-protos.h (score_address_cost): Update prototype.
2922 * score.c: Include df.h
2923 (score_rtx_costs): Update call of costs functions.
2924 * v850.c (v850_rtx_costs): Add bool argument.
2926 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2928 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2930 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2932 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2933 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2935 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2937 * mkmap-flat.awk: Add option pe_dll.
2938 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2939 * config/i386/t-cygwin (SHLIB_LC): Add.
2940 * config/i386/t-mingw32 (SHLIB_LC): Add.
2941 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2942 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2943 (LINK_SPEC): Support libgcc_s.
2944 (LIBGCC_SPEC): Support libgcc_s.
2945 (LIBGCC_SONAME): New.
2947 2008-08-31 Jan Hubicka <jh@suse.cz>
2949 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2950 mistakely had old version of patch.
2952 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2953 (ipcp_estimate_growth): New.
2954 (ipcp_insert_stage): Use ipcp_estimate_growth.
2955 * profile.c (branch_prob): When reading failed, do not consider
2958 2008-08-31 Jan Hubicka <jh@suse.cz>
2960 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2961 loop is optimized for speed.
2963 2008-08-31 Richard Guenther <rguenther@suse.de>
2966 * fold-const.c (fold_binary): Retain conversions in folding
2969 2008-08-31 Jan Hubicka <jh@suse.cz>
2971 * postreload-gcse.c (eliminate_partially_redundant_loads):
2972 Use optimize_bb_for_size_p.
2973 * predict.c (maybe_hot_frequency_p): Make inline.
2974 (maybe_hot_count_p): Break out from ...
2975 (maybe_hot_bb_p): ... this one.
2976 (maybe_hot_edge_p): Simplify.
2977 * basic-block.h (probably_cold_bb_p): Remove.
2979 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2982 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2984 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2985 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2986 Also split V4SFmode.
2987 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2990 2008-08-31 Jan Hubicka <jh@suse.cz>
2992 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2994 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2996 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2999 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3002 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3003 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3005 2008-08-31 Jan Hubicka <jh@suse.cz>
3007 * sparc.h (BRANCH_COST): Fix macro definition.
3008 * avr.c (avr_operand_rtx_cost): Add speed argument.
3009 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3011 2008-08-31 Richard Guenther <rguenther@suse.de>
3013 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3014 types instead of operands. Re-instantiate verifying of
3015 binary expression operands.
3017 2008-08-30 Jan Hubicka <jh@suse.cz>
3019 * fwprop.c (should_replace_address): Add speed attribute.
3020 (PR_OPTIMIZE_FOR_SPEED): New flag.
3021 (propagate_rtx_1): Use it.
3022 (propagate_rtx): Set it.
3023 (try_fwprop_subst): Update call of rtx_costs.
3024 (forward_propagate_and_simplify): LIkewise.
3025 * hooks.c (hook_int_rtx_bool_0): New
3026 (hook_bool_rtx_int_int_intp_false): Replace by ...
3027 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3028 * hooks.h (hook_int_rtx_bool_0): New
3029 (hook_bool_rtx_int_int_intp_false): Replace by ...
3030 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3031 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3032 (prepare_cmp_insn): UPdate call of rtx_cost.
3033 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3034 (reload_cse_simplify_operands): Update call of rtx_cost.
3035 (reload_cse_move2add): call of rtx_cost.
3036 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3037 * rtlanal.c (rtx_cost): Add speed argument.
3038 (address_cost): Add speed argument
3039 (default_address_cost): Likewise.
3040 (insn_rtx_cost): Likewise.
3041 * cfgloopanal.c (seq_cost): Add speed argument.
3042 (target_reg_cost, target_spill_cost): Turn to array.
3043 (init_set_costs): Update for speed.
3044 (estimate_reg_pressure_cost): Add speed argument.
3045 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3046 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3047 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3048 (seq_cost): Add speed argument.
3049 (computation_cost): Add speed arugment.
3050 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3051 (force_expr_to_var_cost): Update for profile info.
3052 (force_var_cost): Likewise.
3053 (split_address_cost): Likewise.
3054 (ptr_difference_cost): Likewise.
3055 (difference_cost): Likewise.
3056 (get_computation_cost_at): Likewise.
3057 (determine_iv_cost): Likewise.
3058 (ivopts_global_cost_for_size): Likewise.
3059 (rewrite_use_address): Likewise.
3060 (tree_ssa_iv_optimize_loop): Initialize speed field.
3061 * cse.c (optimize_this_for_speed_p): New static var.
3062 (notreg_cost): Update call of rtx_cost.
3063 (cse_extended_basic_block): set optimize_this_for_speed_p.
3064 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3065 (noce_try_cmove_arith): Likewise.
3066 (noce_try_sign_mask): LIkewise.
3067 * expr.c (compress_float_constant): Update rtx_cost calls.
3068 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3070 (addr_to_parts): Likewise.
3071 (create_mem_ref): Likewise.
3072 * dse.c (find_shift_sequence): Add speed argument.
3073 (replace_read): Update call.
3074 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3075 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3076 * neg_cost, shift_cost, shiftadd_cost,
3077 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3078 mul_highpart_cost): Increase dimension.
3079 (init_expmed): Initialize for both size and speed.
3080 (expand_shift): Use profile.
3081 (synth_mult): Use profile.
3082 (choose_mult_variant): Use profile.
3083 (expand_mult): Use profile.
3084 (expand_mult_highpart_optab): Use profile.
3085 (expand_mult_highpart): Use profile.
3086 (expand_smod_pow2): Use profile.
3087 (expand_divmod): Use profile.
3088 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3090 * loop-invariant.c (create_new_invariant): Use profile.
3091 (gain_for_invariant): Add speed parameter.
3092 (best_gain_for_invariant): Likewise.
3093 (find_invariants_to_move): Likewise.
3094 (move_single_loop_invariants): Set it.
3095 * target-def.h (TARGET_RTX_COSTS): Use hook.
3096 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3097 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3098 * output.h (default_address_cost): Update prototype.
3099 * combine.c (optimize_this_for_speed_p): New static var.
3100 (combine_validate_cost): Update call of rtx_cost.
3101 (combine_instructions): Set optimize_this_for_speed_p.
3102 (expand_compound_operation): Update call of rtx_cost.
3103 (make_extraction):Update call of rtx_cost.
3104 (force_to_mode):Update call of rtx_cost.
3105 (distribute_and_simplify_rtx):Update call of rtx_cost.
3106 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3107 (estimate_reg_pressure_cost): Update prototype.
3108 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3109 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3111 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3112 (alpha_rtx_costs): Update.
3113 * config/frv/frv.c (frv_rtx_costs): Update.
3114 * config/s390/s390.c (s390_rtx_costs): Update.
3115 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3116 (m32c_rtx_costs): Update.
3117 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3118 (spu_rtx_costs): Update.
3119 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3120 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3121 * config/i386/i386.c (:ix86_address_cost): Update.
3122 (ix86_rtx_costs): Update.
3123 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3124 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3125 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3126 * config/crx/crx.c (crx_address_cost): Update.
3127 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3128 * config/stormy16/stormy16.c
3129 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3130 * config/m68hc11/m68hc11.c
3131 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3132 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3133 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3135 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3137 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3138 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3139 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3140 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3141 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3142 (mcore_rtx_costs): update.
3143 * config/score/score3.c (score3_rtx_costs): Update.
3144 * config/score/score7.c (score7_rtx_costs): Update.
3145 * config/score/score3.h (score3_rtx_costs):Update.
3146 * config/score/score7.h (score7_rtx_costs): Update.
3147 * config/score/score.c (score_rtx_costs): Update.
3148 * config/arm/arm.c (arm_address_cost): Update.
3149 (arm_rtx_costs_1): Update.
3150 (arm_rtx_costs_1): Update.
3151 (arm_size_rtx_costs): Update.
3152 (arm_size_rtx_costs): Update.
3153 (arm_size_rtx_costs): Update.
3154 (arm_xscale_rtx_costs): Update.
3155 (arm_thumb_address_cost): Update.
3156 * config/pa/pa.c (hppa_address_cost): Update.
3157 * config/mips/mips.c (mips_rtx_costs): Update.
3158 * config/vax/vax.c (vax_address_cost): Update.
3159 * config/h8300/h8300.c (h8300_shift_costs): Update.
3160 (h8300_rtx_costs): Update.
3161 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3162 (v850_rtx_costs): Update.
3163 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3164 * config/bfin/bfin.c
3165 (bfin_address_cost): Update.
3166 (bfin_rtx_costs): Update.
3167 * stmt.c (lshift_cheap_p): Update.
3169 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3172 * expmed.c (extract_bit_field_1): Check the mode size to make
3173 sure the vector modes have the same size.
3175 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3177 * dojump.c (top level): Include basic-block.h to declare
3178 optimize_insn_for_speed_p
3180 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3182 * opts.h (CL_SAVE): New option class for marking options that are
3183 target specific options usable in the target attribute.
3184 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3186 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3187 can easily find the target specific options that are safe to use
3188 in the attribute or pragma.
3190 * attribs.c (decl_attributes): Change #pragma GCC option to
3191 #pragma GCC target, and attribute((option(...))) to
3192 attribute((target(...))).
3194 * doc/extend.texi (target attribute): Change from option
3195 attribute. Delete push/pop/reset.
3196 (#pragma GCC target): Change from #pragma GCC option. Delete
3198 (#pragma GCC push_options): Document new pragma.
3199 (#pragma GCC pop_options): Document new pragma.
3200 (#pragma GCC reset_options): Document new pragma.
3202 * targhooks.c (default_target_option_valid_attribute_p): Add
3203 warning about port not supporting target attributes.
3204 (default_target_option_pragma_parse): New function, warn about
3205 #pragma GCC target not being supported.
3207 * targhooks.h (default_target_option_pragma_parse): Add
3210 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3211 TI_CURRENT_OPTION_PRAGMA.
3212 (current_target_pragma): Rename from current_option_pragma.
3214 * target.h: (struct target_option): Delete booleans for changing
3215 the optimization level on hot/cold functions. Change signature of
3216 pragma_parse hook to take a second tree.
3218 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3220 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3221 that the declaration is done at global scope.
3223 * langhooks.c (add_builtin_function_common): Move most of the code
3224 from add_builtin_function here, calling the hook passed in.
3225 (add_builtin_function): Call add_builtin_function_common with
3226 standard builtin hook.
3227 (add_builtin_function_ext_scope): New function to add builtins to
3230 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3232 (add_builtin_function_ext_scope): Add declaration.
3234 * c-pragma.c (handle_pragma_target): Rename from
3235 handle_pragma_option, #pragma GCC option is now #pragma GCC
3236 target. Move warning about port not supporting target options to
3237 default pragma parse hook. Remove push/pop/reset from this
3239 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3240 (option_stack): Delete static variable.
3241 (optimize_stack): Ditto.
3242 (optons_stack): New stack of saved target and optimization
3244 (handle_pragma_push_options): New function to handle pushing both
3245 target and optimization options.
3246 (handle_pragma_pop_options): New function to handle popping both
3247 target and optimization options.
3248 (handle_pragma_reset_options): New function to handle resetting
3249 both target and optimization options to their initial state.
3250 (init_pragma): Rename handle_pragma_option to
3251 handle_pragma_target. Add support for push_options, pop_options,
3252 and reset_options pragmas.
3254 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3255 default_target_option_pragma_parse.
3256 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3257 default_target_option_valid_attribute_p.
3258 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3259 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3260 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3261 optimization level on hot/cold functions.
3263 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3264 if the caller and callee have different optimization levels.
3266 * c-common.c (handle_target_attribute): Rename from
3267 handle_option_attribute, attribute((option(...))) is now
3268 attribute((target(...))). Move warning if the port does not
3269 support target attributes to the default hook.
3270 (handle_hot_attribute): Delete code to change the optimization
3271 level of hot functions.
3272 (handle_cold_attribute): Ditto.
3274 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3275 argument that is the binary tree options to use if there are no
3276 arguments. Call ix86_valid_target_attribute_tree instead of
3277 ix86_valid_option_attribute_tree.
3278 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3279 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3280 ix86_pragma_option_parse.
3282 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3283 Rename from ix86_valid_option_attribute_tree.
3285 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3286 new builtins when the ISA changes.
3287 (ix86_valid_target_attribute_tree): Rename from
3288 ix86_valid_option_attribute_tree. Change callers. If the
3289 function specified optimization options, use those as the starting
3290 point before setting up the target attributes. If the
3291 optimization options were changed in the course of setting the
3292 target attributes, record the new optimization options.
3293 (ix86_valid_target_attribute_tree_inner_p): Rename from
3294 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3295 ix86_add_new_builtins if the ISA changed.
3296 (ix86_valid_target_attribute_p): Rename from
3297 ix86_valid_option_attribute_p. Change callers.
3298 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3299 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3300 as delayed builtin functions.
3301 (struct builtin_isa): New structure to record builtin functions
3302 that should be delayed until the ISA for that function is used.
3303 (ix86_builtins_isa): Change from int to struct to track builtin
3304 functions we want to declare at some point.
3305 (def_builtin): If the front end can delay defining the builtin
3306 functions, don't create builtins for ISAs not part of the default
3308 (def_builtin_const): Ditto.
3309 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3310 __builtin_ia32_pcmov_v2di to be different builtin functions.
3311 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3312 a structure instead of an int.
3313 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3314 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3315 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3316 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3318 * config/ia64/ia64.h
3319 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3320 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3322 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3323 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3324 (LANG_HOOKS_INITIALIZER): Add
3325 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3327 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3330 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3331 the reload address with the index register for SFmode
3332 access with a displacement.
3334 2008-08-30 Jan Hubicka <jh@suse.cz>
3336 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3337 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3338 * dojump.c (do_jump): Likewise.
3339 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3340 (note-if_info): Add BRANCH_COST.
3341 (noce_try_store_flag_constants, noce_try_addcc,
3342 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3343 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3344 find_if_case_2): Use computed branch cost.
3345 * expr.h (BRANCH_COST): Update default.
3346 * predict.c (predictable_edge_p): New function.
3347 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3348 Update BRANCH_COST call.
3349 * basic-block.h (predictable_edge_p): Declare.
3350 * config/alpha/alpha.h (BRANCH_COST): Update.
3351 * config/frv/frv.h (BRANCH_COST): Update.
3352 * config/s390/s390.h (BRANCH_COST): Update.
3353 * config/spu/spu.h (BRANCH_COST): Update.
3354 * config/sparc/sparc.h (BRANCH_COST): Update.
3355 * config/m32r/m32r.h (BRANCH_COST): Update.
3356 * config/i386/i386.h (BRANCH_COST): Update.
3357 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3359 * config/sh/sh.h (BRANCH_COST): Update.
3360 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3361 * config/avr/avr.h (BRANCH_COST): Update.
3362 * config/crx/crx.h (BRANCH_COST): Update.
3363 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3364 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3365 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3366 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3367 * config/ia64/ia64.h (BRANCH_COST): Update.
3368 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3369 * config/arc/arc.h (BRANCH_COST): Update.
3370 * config/score/score.h (BRANCH_COST): Update.
3371 * config/arm/arm.h (BRANCH_COST): Update.
3372 * config/pa/pa.h (BRANCH_COST): Update.
3373 * config/mips/mips.h (BRANCH_COST): Update.
3374 * config/vax/vax.h (BRANCH_COST): Update.
3375 * config/h8300/h8300.h (BRANCH_COST): Update.
3376 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3377 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3378 * doc/tm.texi (BRANCH_COST): Update.
3380 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3383 * config/arm/arm.c (arm_optimization_options): Set
3384 flag_section_anchors to 2 instead of 1 to distinguish it from
3385 -fsection-anchors given explicitely on the command line.
3387 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3389 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3390 final insn of a split.
3392 2008-08-30 Jan Hubicka <jh@suse.cz>
3394 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3395 optimized for speed.
3396 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3397 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3398 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3399 flag_gcse_after_reload_set): New static vars.
3400 (common_handle_option): Enable those flags for profile-use.
3401 (decode_options): Remove optimize_size flags that are handled
3402 on higher granuality.
3403 * tree-vectorizer.c (vectorize_loops): Use
3404 optimize_loop_nest_for_speed_p.
3405 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3406 * tree-predcom.c (tree_predictive_commoning): Use
3407 optimize_loop_for_speed_p.
3408 * varasm.c (assemble_start_function): Use
3409 optimize_function_for_speed_p.
3410 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3411 * predict.c (optimize_loop_for_speed_p): Fix walk.
3413 2008-08-30 Jan Hubicka <jh@suse.cz>
3415 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3417 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3418 profile presence locally.
3420 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3423 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3424 versions before 4.0.
3426 2008-08-29 Jan Hubicka <jh@suse.cz>
3428 * tree-inline.c (insert_init_stmt): Insert sequence even when
3431 2008-08-29 Jeff Law <law@redhat.com>
3433 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3434 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3435 location and class is an FP register.
3437 2008-08-29 Jan Hubicka <jh@suse.cz>
3439 * see.c (see_merge_one_def_extension): Silence used uninitialized
3441 * matrix-reorg.c (check_allocation_function): Likewise.
3442 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3444 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3447 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3448 compute new & and | in type rather than TREE_TYPE (arg0).
3450 * dwarf2out.c (fortran_common): Update comment.
3451 (gen_variable_die): Swap com_die and var_die variables in Fortran
3452 COMMON block handling code.
3454 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3456 * dwarf2out.c (gen_const_die): New function.
3457 (size_of_die, value_format, output_die): Output larger
3458 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3459 (native_encode_initializer): New function.
3460 (tree_add_const_value_attribute): Call it.
3461 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3463 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3464 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3465 TREE_THIS_VOLATILE to add_type_attribute.
3467 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3469 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3472 * dwarf2out.c (loc_by_reference): New function.
3473 (add_location_or_const_value_attribute): Use it.
3476 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3477 as DW_TAG_variable children of DW_TAG_common_block rather than
3478 DW_TAG_member children. Put DW_AT_external to individual
3479 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3481 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3482 loc_descriptor_from_tree_1.
3486 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3487 arguments to imported_module_or_decl.
3488 (debug_nothing_tree_tree): Removed.
3489 (debug_nothing_tree_tree_tree_bool): New prototype.
3490 * debug.c (do_nothing_debug_hooks): Adjust.
3491 (debug_nothing_tree_tree): Removed.
3492 (debug_nothing_tree_tree_tree_bool): New function.
3493 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3494 (gen_variable_die): Put all common vars for the
3495 same COMMON block under one DW_TAG_common_block.
3496 (declare_in_namespace): Return new context_die, for Fortran
3497 return the module DIE instead of adding extra declarations into
3499 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3500 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3501 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3503 (dwarf2out_global_decl): Don't skip Fortran global vars.
3504 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3505 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3506 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3507 DW_TAG_imported_declaration as child of previous
3508 DW_TAG_imported_module.
3509 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3510 * sdbout.c (sdb_debug_hooks): Likewise.
3511 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3513 2008-08-29 Jan Hubicka <jh@suse.cz>
3515 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3517 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3518 * ipa-cp.c (n_cloning_candidates): New static variable.
3519 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3520 (ipcp_print_all_lattices): Improve debug output.
3521 (ipcp_cloning_candidate_p): New function.
3522 (ipcp_initialize_node_lattices): Use it.
3523 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3524 (ipcp_propagate_stage): Prettier debug output.
3525 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3526 (ipcp_print_all_structures): Remove.
3527 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3528 (ipcp_insert_stage): Prettier debug output; call
3529 cgraph_remove_unreachable_nodes before propagating.
3530 (pass_ipa_cp): Schedule function removal pass.
3531 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3533 (cgraph_maybe_hot_edge_p): Move to ...
3534 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3535 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3536 (common_handle_option): Set them; enable ipa-cp when profiling.
3537 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3538 (ipa_print_all_jump_functions): Likewise.
3539 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3540 (ipa_print_node_params, ipa_print_all_params): New.
3541 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3542 ipa_print_all_param_flags): Remove.
3543 (ipa_print_node_params, ipa_print_all_params): New.
3545 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3547 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3548 change from 2008-04-03.
3549 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3551 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3554 * ira-color.c (push_allocnos_to_stack): Truncate
3555 removed_splay_allocno_vec.
3557 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3560 * ira-color (ira_fast_allocation): Don't assign hard registers to
3563 2008-08-29 Jan Hubicka <jh@suse.cz>
3566 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3567 for cold internal loops.
3569 2008-08-29 Richard Guenther <rguenther@suse.de>
3571 * tree-ssa-structalias.c (create_variable_info_for): Do not
3572 create fields for heap vars or vars with a noalias state.
3573 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3576 2008-08-29 Richard Guenther <rguenther@suse.de>
3578 * common.opt (ftree-store-ccp): Mark as preserved for
3579 backward compatibility.
3580 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3581 * tree-pass.h (pass_store_ccp): Remove.
3582 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3583 (first_vdef): Remove declaration.
3584 (get_value_loaded_by): Likewise.
3585 * tree-ssa-ccp.c (do_store_ccp): Remove.
3586 (get_default_value): Simplify as do_store_ccp is always false
3587 now. Do not initialize mem_ref.
3588 (set_value_varying): Likewise.
3589 (canonicalize_float_value): Likewise.
3590 (set_lattice_value): Likewise.
3591 (likely_value): Likewise.
3592 (surely_varying_stmt_p): Likewise.
3593 (ccp_initialize): Likewise.
3594 (ccp_lattice_meet): Likewise.
3595 (ccp_visit_phi_node): Likewise.
3596 (ccp_fold): Likewise.
3597 (evaluate_stmt): Likewise.
3598 (visit_assignment): Likewise.
3599 (ccp_visit_stmt): Likewise.
3600 (execute_ssa_ccp): Fold into ...
3601 (do_ssa_ccp): ... this.
3602 (do_ssa_store_ccp): Remove.
3603 (gate_store_ccp): Likewise.
3604 (pass_store_ccp): Likewise.
3605 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3607 * tree-ssa-propagate.c (first_vdef): Remove.
3608 (get_value_loaded_by): Likewise.
3609 (replace_vuses_in): Likewise.
3610 (substitute_and_fold): Do not call replace_vuses_in.
3611 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3613 2008-08-29 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3617 PARAM_NOALIAS tags with is_heapvar.
3618 * tree-ssa-operands.c (access_can_touch_variable): Offset
3619 based tests do not apply for heapvars. Fix offset test.
3621 2008-08-29 Jan Hubicka <jh@suse.cz>
3623 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3624 (-fipa-cp-clone): Enabled by default at -O3.
3625 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3626 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3628 2008-08-29 Jan Hubicka <jh@suse.cz>
3630 * tree.c (build_function_type_skip_args,
3631 build_function_decl_skip_args): New functions.
3632 * tree.h (build_function_type_skip_args,
3633 build_function_decl_skip_args): Declare.
3634 * gimple.c (giple_copy_call_skip_args): New function.
3635 (giple_copy_call_skip_args): Declare.
3637 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3638 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3639 (ipcp_node_modifiable_p): ... this one; use
3640 tree_versionable_function_p.
3641 (ipcp_create_replace_map): Improve debug output.
3642 (ipcp_need_redirect_p): Return false when not clonning.
3643 (ipcp_update_callgraph): Skip args.
3644 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3646 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3647 (save_inline_function_body): Update call of tree_function_versioning.
3648 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3649 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3651 (tree_function_versioning): Likewise.
3652 * tree-inline.h (tree_function_versioning): Update prototype.
3654 2008-08-29 Jan Hubicka <jh@suse.cz>
3656 * loop-unswitch.c (unswitch_single_loop): Use
3657 optimize_loop_for_speed_p.
3658 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3659 Use optimize_function_for_size_p.
3660 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3661 * postreload-gcse.c (eliminate_partially_redundant_load):
3662 Use optimize_bb_for_size_p.
3663 * value-prof.c (gimple_divmod_fixed_value_transform,
3664 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3665 gimple_stringops_transform): Use optimize_bb_for_size_p.
3666 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3667 * final.c (compute_alignments): Use optimize_function_for_size_p.
3668 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3669 (fold_builtin_strcpy, fold_builtin_fputs): Use
3670 optimize_function_for_size_p.
3671 * fold-const.c (tree_swap_operands_p): Use
3672 optimize_function_for_size_p.
3673 * recog.c (relax_delay_slots): Likewise.
3674 * tree-ssa-math-opts.c (replace_reciprocal):
3675 Use optimize_bb_for_speed_p.
3676 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3677 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3678 optimize_function_for_size_p.
3679 (cgraph_decide_inlining_of_small_function): Use
3680 optimize_function_for_size_p.
3681 * global.c (find_reg): Use optimize_function_for_size_p.
3682 * opts.c (decode_options): Do not clear flag_tree_ch,
3683 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3684 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3685 work it out from profile.
3686 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3687 optimize_loop_for_speed_p.
3688 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3690 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3691 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3692 * tree-eh.c (decide_copy_try_finally): Use
3693 optimize_function_for_size_p.
3694 * local-alloc.c (block_alloc): Pass BB pointer.
3695 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3696 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3697 * loop-unroll.c (decide_unrolling_and_peeling):
3698 Use optimize_loop_for_size_p.
3699 (decide_peel_completely): Likewise.
3700 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3701 optimize_loop_for_size_p.
3702 (vect_enhance_data_refs_alignment): Likewise.
3703 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3704 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3706 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3707 (try_crossjump_bb): Use optimize_bb_for_size_p.
3708 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3709 optimize_loop_for_speed_p.
3710 * bb-reorder.c (find_traces_1_round): Likewise.
3711 (copy_bb): Use optimize_bb_for_speed_p.
3712 (duplicate_computed_gotos): Likewise.
3713 * basic-block.h (optimize_loop_nest_for_size_p,
3714 optimize_loop_nest_for_speed_p): New.
3715 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3717 2008-08-29 Tristan Gingold <gingold@adacore.com>
3719 * gcov.c (main): Call expandargv.
3721 2008-08-29 Jan Hubicka <jh@suse.cz>
3723 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3725 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3727 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3728 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3730 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3732 2008-08-29 Jan Hubicka <jh@suse.cz>
3734 * tree-pass.h (pass_strip_predict_hints): Declare.
3735 * predict.c (strip_builtin_expect): Rename to ...
3736 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3737 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3738 (tree_estimate_probability): Do not strip builtin_expect.
3739 (pass_strip_predict_hints): New pass.
3740 * tree-inline.c (expand_call_inline): When inlining cold function,
3741 predict it as unlikely.
3742 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3744 2008-08-29 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/37207
3747 * tree-vrp.c (extract_range_from_binary_expr): Also try
3748 to constant fold if only one of the operands is a constant.
3750 2008-08-29 Nick Clifton <nickc@redhat.com>
3752 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3753 the same way as SYMBOL_REFs.
3755 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3757 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3759 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3761 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3762 * config/mips/mips.md (branch_likely): Remove const. Fix
3764 (define_delay for type "branch"): Change to only apply for branch
3765 with likely variant.
3766 (define_delay for type "branch" and "branch_likely" no). New delay
3768 (equality_op): New code iterator.
3769 (bbv, bbinv): New code attributes.
3770 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3773 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3774 Andrew Pinski <pinskia@gcc.gnu.org>
3777 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3779 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3781 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3782 rule that a symbolic constant must be defined and >= 0 for the
3783 corresponding facility to be present at compile-time.
3784 * gthr-posix.c: Likewise.
3786 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3788 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3789 * config/mips/mips.md (D): New mode attribute.
3790 (mulsi3, muldi3): Merge it into ...
3791 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3792 (muldi3_mul3): New pattern.
3793 (mulsi3_mult3): Rename to mulsi3_mul3.
3795 2008-08-28 Jan Hubicka <jh@suse.cz>
3797 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3799 * predict.c (always_optimize_for_size_p): Rename to ...
3800 (optimize_function_for_size): ... this one; make extern.
3801 (optimize_function_for_speed_p): New.
3802 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3803 optimize_edge_for_size_p,optimize_edge_for_size_p,
3804 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3805 * basic-block.h (optimize_function_for_size_p,
3806 optimize_function_for_speed_p): Declare.
3807 * i386.md (optimize_size checks): Replace them by appropriate
3809 (standard_80387_constant_p, ix86_compute_frame_layout,
3810 ix86_expand_epilogue, ix86_decompose_address,
3811 print_operand, emit_i387_cw_initialization,
3812 inline_memory_move_cost, ix86_pad_returns,
3813 ix86_reorg): Replace optimize_size checks.
3815 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3817 * rtl.h (simplify_subreg_regno): Declare.
3818 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3819 * simplify-rtx.c (simplify_subreg): ...here.
3820 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3821 subreg_offset_representable_p.
3823 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3826 * c-typeck.c (convert_for_assignment): Give a note describing what
3827 was passed and what was expected.
3829 2008-08-28 Joey Ye <joey.ye@intel.com>
3831 * doc/extend.texi: Document AVX built-in functions.
3832 * doc/invoke.texi: Document -mavx.
3834 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3835 Joey Ye <joey.ye@intel.com>
3836 Xuepeng Guo <xuepeng.guo@intel.com>
3838 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3840 * config/i386/cpuid.h (bit_FMA): New.
3841 (bit_XSAVE): Likewise.
3842 (bit_OSXSAVE): Likewise.
3843 (bit_AVX): Likewise.
3845 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3846 define. Use ASM_OUTPUT_AVX_PREFIX.
3848 * config/i386/gmmintrin.h: New.
3850 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3851 (OPTION_MASK_ISA_AVX_SET): New.
3852 (OPTION_MASK_ISA_FMA_SET): Likewise.
3853 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3854 (OPTION_MASK_ISA_FMA_SET): Likewise.
3855 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3856 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3857 (pta_flags): Add PTA_AVX and PTA_FMA.
3858 (override_options): Handle PTA_AVX and PTA_FMA.
3859 (init_cumulative_args): Handle warn_avx.
3860 (classify_argument): Return 0 for COImode and OImode. Return
3861 1 and X86_64_AVX_CLASS for 256bit vector types.
3862 (examine_argument): Handle X86_64_AVX_CLASS.
3863 (construct_container): Likewise.
3864 (function_arg_advance_32): Pass OImode and 256bit vector types
3866 (function_arg_advance_64): Take a new argument to indicate if a
3867 parameter is named. Handle 256bit vector types. Return
3868 immediately for unnamed 256bit vector mode parameters.
3869 (function_arg_advance): Updated.
3870 (function_arg_32): Add comments for TImode. Handle OImode
3871 and 256bit vector types.
3872 (function_arg_64): Take a new argument to indicate if a
3873 parameter is named. Handle 256bit vector types. Return NULL
3874 for unnamed 256bit vector mode parameters.
3875 (function_arg): Updated.
3876 (setup_incoming_varargs_64): Support
3877 AVX encoding for *sse_prologue_save_insn.
3878 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3879 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3880 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3881 enabled, otherwise return -3.
3882 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3884 (print_reg): Support AVX registers. Handle 'x' and 't'.
3885 Handle 'd' to duplicate the operand.
3886 (print_operand): Likewise. Also support AVX vector compare
3888 (output_387_binary_op): Support AVX.
3889 (output_fp_compare): Likewise.
3890 (ix86_expand_vector_move_misalign): Likewise.
3891 (ix86_attr_length_vex_default): New.
3892 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3893 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3894 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3895 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3896 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3897 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3898 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3899 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3900 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3901 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3902 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3903 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3904 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3905 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3906 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3907 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3908 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3909 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3910 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3911 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3912 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3913 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3914 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3915 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3916 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3917 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3918 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3919 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3920 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3921 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3922 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3923 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3924 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3925 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3926 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3927 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3928 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3929 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3930 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3931 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3932 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3933 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3934 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3935 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3936 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3937 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3938 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3939 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3940 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3941 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3942 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3943 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3944 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3945 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3946 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3947 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3948 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3949 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3950 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3951 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3952 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3953 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3954 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3955 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3956 and IX86_BUILTIN_MOVMSKPS256,
3957 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3958 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3959 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3960 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3961 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3962 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3963 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3964 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3965 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3966 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3967 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3968 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3969 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3970 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3971 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3972 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3973 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3974 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3975 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3976 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3977 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3978 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3979 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3980 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3981 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3982 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3983 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3984 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3985 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3986 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3987 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3988 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3989 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3990 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3991 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3992 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3993 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3994 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3995 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3996 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3997 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3998 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3999 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4000 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4001 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4002 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4003 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4004 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4005 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4006 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4007 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4008 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4009 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4010 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4011 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4012 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4013 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4014 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4016 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4017 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4018 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4019 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4020 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4021 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4022 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4023 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4024 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4025 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4026 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4027 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4028 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4029 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4030 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4031 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4032 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4033 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4034 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4035 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4036 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4037 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4038 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4039 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4040 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4041 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4042 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4043 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4044 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4045 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4046 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4047 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4048 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4049 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4050 IX86_BUILTIN_MOVMSKPS256.
4051 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4052 (ix86_expand_args_builtin): Likewise.
4053 (ix86_expand_special_args_builtin): Likewise.
4054 (ix86_hard_regno_mode_ok): Handle AVX modes.
4055 (ix86_expand_vector_init_duplicate): Likewise.
4056 (ix86_expand_vector_init_one_nonzero): Likewise.
4057 (ix86_expand_vector_init_one_var): Likewise.
4058 (ix86_expand_vector_init_concat): Likewise.
4059 (ix86_expand_vector_init_general): Likewise.
4060 (ix86_expand_vector_set): Likewise.
4061 (ix86_vector_mode_supported_p): Likewise.
4062 (x86_extended_reg_mentioned_p): Check INSN_P before using
4065 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4066 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4068 * config/i386/i386.h (TARGET_AVX): New.
4069 (TARGET_FMA): Likewise.
4070 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4071 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4072 (VALID_AVX256_REG_MODE): New.
4073 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4074 (AVX_FLOAT_MODE_P): Likewise.
4075 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4076 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4077 (AVX_VEC_FLOAT_MODE_P): Likewise.
4078 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4079 (ASM_OUTPUT_OPCODE): Likewise.
4080 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4082 (SSE_REG_MODE_P): Allow 256bit vector modes.
4083 (ix86_args): Add a warn_avx field.
4085 * config/i386/i386.md (UNSPEC_PCMP): New.
4086 (UNSPEC_VPERMIL): Likewise.
4087 (UNSPEC_VPERMIL2): Likewise.
4088 (UNSPEC_VPERMIL2F128): Likewise.
4089 (UNSPEC_MASKLOAD): Likewise.
4090 (UNSPEC_MASKSTORE): Likewise.
4091 (UNSPEC_CAST): Likewise.
4092 (UNSPEC_VTESTP): Likewise.
4093 (UNSPECV_VZEROALL): Likewise.
4094 (UNSPECV_VZEROUPPER): Likewise.
4095 (XMM0_REG): Likewise.
4096 (XMM1_REG): Likewise.
4097 (XMM2_REG): Likewise.
4098 (XMM3_REG): Likewise.
4099 (XMM4_REG): Likewise.
4100 (XMM5_REG): Likewise.
4101 (XMM6_REG): Likewise.
4102 (XMM8_REG): Likewise.
4103 (XMM9_REG): Likewise.
4104 (XMM10_REG): Likewise.
4105 (XMM11_REG): Likewise.
4106 (XMM12_REG): Likewise.
4107 (XMM13_REG): Likewise.
4108 (XMM14_REG): Likewise.
4109 (XMM15_REG): Likewise.
4111 (prefix_vex_imm8): Likewise.
4112 (prefix_vex_w): Likewise.
4113 (length_vex): Likewise.
4116 (*avx_ashlti3): Likewise.
4117 (*avx_lshrti3): Likewise.
4118 (*avx_setcc<mode>): Likewise.
4119 (*fop_<mode>_comm_mixed_avx): Likewise.
4120 (*fop_<mode>_comm_avx): Likewise.
4121 (*fop_<mode>_1_mixed_avx): Likewise.
4122 (*fop_<mode>_1_avx): Likewise.
4123 (*avx_<code><mode>3): Likewise.
4124 (*avx_ieee_smin<mode>3): Likewise.
4125 (*avx_ieee_smax<mode>3): Likewise.
4126 (mode): Add OI, V8SF and V4DF.
4127 (length): Support VEX prefix.
4128 (*cmpfp_i_mixed): Set prefix attribute.
4129 (*cmpfp_i_sse): Likewise.
4130 (*cmpfp_iu_mixed): Likewise.
4131 (*cmpfp_iu_sse): Likewise.
4132 (*movsi_1): Support AVX.
4133 (*movdi_2): Likewise.
4134 (*movdi_1_rex64): Likewise.
4135 (*movti_internal): Likewise.
4136 (*movti_rex64): Likewise.
4137 (*movsf_1): Likewise.
4138 (*movdf_nointeger): Likewise.
4139 (*movdf_integer_rex64): Likewise.
4140 (*movtf_internal): Likewise.
4141 (zero_extendsidi2_32): Likewise.
4142 (zero_extendsidi2_rex64): Likewise.
4143 (*extendsfdf2_mixed): Likewise.
4144 (*extendsfdf2_sse): Likewise.
4145 (*truncdfsf_fast_mixed): Likewise.
4146 (*truncdfsf_fast_sse): Likewise.
4147 (*truncdfsf_mixed): Likewise.
4148 (fix_trunc<mode>di_sse): Likewise.
4149 (fix_trunc<mode>si_sse): Likewise.
4150 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4151 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4152 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4153 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4154 (*rcpsf2_sse): Likewise.
4155 (*rsqrtsf2_sse): Likewise.
4156 (*sqrt<mode>2_sse): Likewise.
4157 (sse4_1_round<mode>2): Likewise.
4158 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4159 Support AVX. Set length attribute properly for AVX.
4161 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4162 (VECTOR_MODES (FLOAT, 32)): Likewise.
4163 (VECTOR_MODE (INT, DI, 8)): Likewise.
4164 (VECTOR_MODE (INT, HI, 32)): Likewise.
4165 (VECTOR_MODE (INT, QI, 64)): Likewise.
4166 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4167 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4168 (VECTOR_MODE (INT, DI, 4)): Removed.
4169 (VECTOR_MODE (INT, SI, 8)): Likewise.
4170 (VECTOR_MODE (INT, HI, 16)): Likewise.
4171 (VECTOR_MODE (INT, QI, 32)): Likewise.
4172 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4173 (INT_MODE (OI, 32)): Likewise.
4175 * config/i386/i386.opt (mavx): New.
4178 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4180 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4181 (*mov<mode>_internal_avx): New.
4182 (*movv2sf_internal_rex64_avx): Likewise.
4183 (*movv2sf_internal_avx): Likewise.
4185 * config/i386/predicates.md (const_4_to_5_operand): New.
4186 (const_6_to_7_operand): Likewise.
4187 (const_8_to_11_operand): Likewise.
4188 (const_12_to_15_operand): Likewise.
4189 (avx_comparison_float_operator): Likewise.
4191 * config/i386/sse.md (AVX256MODEI): New.
4192 (AVX256MODE): Likewise.
4193 (AVXMODEQI): Likewise.
4194 (AVXMODE): Likewise.
4195 (AVX256MODEF2P): Likewise.
4196 (AVX256MODE2P): Likewise.
4197 (AVX256MODE4P): Likewise.
4198 (AVX256MODE8P): Likewise.
4199 (AVXMODEF2P): Likewise.
4200 (AVXMODEF4P): Likewise.
4201 (AVXMODEDCVTDQ2PS): Likewise.
4202 (AVXMODEDCVTPS2DQ): Likewise.
4203 (avxvecmode): Likewise.
4204 (avxvecpsmode): Likewise.
4205 (avxhalfvecmode): Likewise.
4206 (avxscalarmode): Likewise.
4207 (avxcvtvecmode): Likewise.
4208 (avxpermvecmode): Likewise.
4209 (avxmodesuffixf2c): Likewise.
4210 (avxmodesuffixp): Likewise.
4211 (avxmodesuffixs): Likewise.
4212 (avxmodesuffix): Likewise.
4213 (vpermilbits): Likewise.
4214 (pinsrbits): Likewise.
4215 (mov<mode>): Likewise.
4216 (*mov<mode>_internal): Likewise.
4217 (push<mode>1): Likewise.
4218 (movmisalign<mode>): Likewise.
4219 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4220 (avx_movdqu<avxmodesuffix>): Likewise.
4221 (avx_lddqu<avxmodesuffix>): Likewise.
4222 (<plusminus_insn><mode>3): Likewise.
4223 (*avx_<plusminus_insn><mode>3): Likewise.
4224 (*avx_vm<plusminus_insn><mode>3): Likewise.
4225 (mul<mode>3): Likewise.
4226 (*avx_mul<mode>3): Likewise.
4227 (*avx_vmmul<mode>3): Likewise.
4228 (divv8sf3): Likewise.
4229 (divv4df3): Likewise.
4230 (avx_div<mode>3): Likewise.
4231 (*avx_div<mode>3): Likewise.
4232 (*avx_vmdiv<mode>3): Likewise.
4233 (avx_rcpv8sf2): Likewise.
4234 (*avx_vmrcpv4sf2): Likewise.
4235 (sqrtv8sf2): Likewise.
4236 (avx_sqrtv8sf2): Likewise.
4237 (*avx_vmsqrt<mode>2): Likewise.
4238 (rsqrtv8sf2): Likewise.
4239 (avx_rsqrtv8sf2): Likewise.
4240 (*avx_vmrsqrtv4sf2): Likewise.
4241 (<code><mode>3): Likewise.
4242 (*avx_<code><mode>3_finite): Likewise.
4243 (*avx_<code><mode>3): Likewise.
4244 (*avx_vm<code><mode>3): Likewise.
4245 (*avx_ieee_smin<mode>3): Likewise.
4246 (*avx_ieee_smax<mode>3): Likewise.
4247 (avx_addsubv8sf3): Likewise.
4248 (avx_addsubv4df3): Likewise.
4249 (*avx_addsubv4sf3): Likewise.
4250 (*avx_addsubv2df3): Likewise.
4251 (avx_h<plusminus_insn>v4df3): Likewise.
4252 (avx_h<plusminus_insn>v8sf3): Likewise.
4253 (*avx_h<plusminus_insn>v4sf3): Likewise.
4254 (*avx_h<plusminus_insn>v2df3): Likewise.
4255 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4256 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4257 (*avx_maskcmp<mode>3): Likewise.
4258 (avx_nand<mode>3): Likewise.
4259 (*avx_<code><mode>3): Likewise.
4260 (*avx_nand<mode>3): Likewise.
4261 (*avx_<code><mode>3): Likewise.
4262 (*avx_cvtsi2ss): Likewise.
4263 (*avx_cvtsi2ssq): Likewise.
4264 (*avx_cvtsi2sd): Likewise.
4265 (*avx_cvtsi2sdq): Likewise.
4266 (*avx_cvtsd2ss): Likewise.
4267 (avx_cvtss2sd): Likewise.
4268 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4269 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4270 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4271 (*avx_cvtsi2sd): Likewise.
4272 (*avx_cvtsi2sdq): Likewise.
4273 (avx_cvtdq2pd256): Likewise.
4274 (avx_cvtpd2dq256): Likewise.
4275 (avx_cvttpd2dq256): Likewise.
4276 (*avx_cvtsd2ss): Likewise.
4277 (*avx_cvtss2sd): Likewise.
4278 (avx_cvtpd2ps256): Likewise.
4279 (avx_cvtps2pd256): Likewise.
4280 (*avx_movhlps): Likewise.
4281 (*avx_movlhps): Likewise.
4282 (avx_unpckhps256): Likewise.
4283 (*avx_unpckhps): Likewise.
4284 (avx_unpcklps256): Likewise.
4285 (*avx_unpcklps): Likewise.
4286 (avx_movshdup256): Likewise.
4287 (avx_movsldup256): Likewise.
4288 (avx_shufps256): Likewise.
4289 (avx_shufps256_1): Likewise.
4290 (*avx_shufps_<mode>): Likewise.
4291 (*avx_loadhps): Likewise.
4292 (*avx_storelps): Likewise.
4293 (*avx_loadlps): Likewise.
4294 (*avx_movss): Likewise.
4295 (*vec_dupv4sf_avx): Likewise.
4296 (*vec_concatv2sf_avx): Likewise.
4297 (*vec_concatv4sf_avx): Likewise.
4298 (*vec_setv4sf_0_avx): Likewise.
4299 (*vec_setv4sf_avx): Likewise.
4300 (*avx_insertps): Likewise.
4301 (avx_vextractf128<mode>): Likewise.
4302 (vec_extract_lo_<mode>): Likewise.
4303 (vec_extract_hi_<mode>): Likewise.
4304 (vec_extract_lo_<mode>): Likewise.
4305 (vec_extract_hi_<mode>): Likewise.
4306 (vec_extract_lo_v16hi): Likewise.
4307 (vec_extract_hi_v16hi): Likewise.
4308 (vec_extract_lo_v32qi): Likewise.
4309 (vec_extract_hi_v32qi): Likewise.
4310 (avx_unpckhpd256): Likewise.
4311 (*avx_unpckhpd): Likewise.
4312 (avx_movddup256): Likewise.
4313 (*avx_movddup): Likewise.
4314 (avx_unpcklpd256): Likewise.
4315 (*avx_unpcklpd): Likewise.
4316 (avx_shufpd256): Likewise.
4317 (avx_shufpd256_1): Likewise.
4318 (*avx_punpckhqdq): Likewise.
4319 (*avx_punpcklqdq): Likewise.
4320 (*avx_shufpd_<mode>): Likewise.
4321 (*avx_storehpd): Likewise.
4322 (*avx_loadhpd): Likewise.
4323 (*avx_loadlpd): Likewise.
4324 (*avx_movsd): Likewise.
4325 (*vec_concatv2df_avx): Likewise.
4326 (*avx_<plusminus_insn><mode>3): Likewise.
4327 (*avx_<plusminus_insn><mode>3): Likewise.
4328 (*avx_mulv8hi3): Likewise.
4329 (*avxv8hi3_highpart): Likewise.
4330 (*avx_umulv8hi3_highpart): Likewise.
4331 (*avx_umulv2siv2di3): Likewise.
4332 (*avx_mulv2siv2di3): Likewise.
4333 (*avx_pmaddwd): Likewise.
4334 (*avx_mulv4si3): Likewise.
4335 (*avx_ashr<mode>3): Likewise.
4336 (*avx_lshr<mode>3): Likewise.
4337 (*avx_ashl<mode>3): Likewise.
4338 (*avx_<code><mode>3): Likewise.
4339 (*avx_eq<mode>3): Likewise.
4340 (*avx_gt<mode>3): Likewise.
4341 (*avx_nand<mode>3): Likewise.
4342 (*avx_nand<mode>3): Likewise.
4343 (*avx_<code><mode>3): Likewise.
4344 (*avx_<code><mode>3): Likewise.
4345 (*avx_packsswb): Likewise.
4346 (*avx_packssdw): Likewise.
4347 (*avx_packuswb): Likewise.
4348 (*avx_punpckhbw): Likewise.
4349 (*avx_punpcklbw): Likewise.
4350 (*avx_punpckhwd): Likewise.
4351 (*avx_punpcklwd): Likewise.
4352 (*avx_punpckhdq): Likewise.
4353 (*avx_punpckldq): Likewise.
4354 (*avx_pinsr<avxmodesuffixs>): Likewise.
4355 (*avx_pinsrq): Likewise.
4356 (*avx_loadld): Likewise.
4357 (*vec_extractv2di_1_rex64_avx): Likewise.
4358 (*vec_extractv2di_1_avx): Likewise.
4359 (*vec_dupv2di_avx): Likewise.
4360 (*vec_concatv2si_avx): Likewise.
4361 (*vec_concatv4si_1_avx): Likewise.
4362 (*vec_concatv2di_avx): Likewise.
4363 (*vec_concatv2di_rex64_avx): Likewise.
4364 (*avx_uavgv16qi3): Likewise.
4365 (*avx_uavgv8hi3): Likewise.
4366 (*avx_psadbw): Likewise.
4367 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4368 (*avx_phaddwv8hi3): Likewise.
4369 (*avx_phadddv4si3): Likewise.
4370 (*avx_phaddswv8hi3): Likewise.
4371 (*avx_phsubwv8hi3): Likewise.
4372 (*avx_phsubdv4si3): Likewise.
4373 (*avx_phsubswv8hi3): Likewise.
4374 (*avx_pmaddubsw128): Likewise.
4375 (*avx_pmulhrswv8hi3): Likewise.
4376 (*avx_pshufbv16qi3): Likewise.
4377 (*avx_psign<mode>3): Likewise.
4378 (*avx_palignrti): Likewise.
4379 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4380 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4381 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4382 (*avx_mpsadbw): Likewise.
4383 (*avx_packusdw): Likewise.
4384 (*avx_pblendvb): Likewise.
4385 (*avx_pblendw): Likewise.
4386 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4387 (avx_ptest256): Likewise.
4388 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4389 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4390 (*avx_aesenc): Likewise.
4391 (*avx_aesenclast): Likewise.
4392 (*avx_aesdec): Likewise.
4393 (*avx_aesdeclast): Likewise.
4394 (avx_vzeroupper): Likewise.
4395 (avx_vzeroupper_rex64): Likewise.
4396 (avx_vpermil<mode>): Likewise.
4397 (avx_vpermilvar<mode>3): Likewise.
4398 (avx_vpermil2<mode>3): Likewise.
4399 (avx_vperm2f128<mode>3): Likewise.
4400 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4401 (avx_vbroadcastss256): Likewise.
4402 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4403 (avx_vinsertf128<mode>): Likewise.
4404 (vec_set_lo_<mode>): Likewise.
4405 (vec_set_hi_<mode>): Likewise.
4406 (vec_set_lo_<mode>): Likewise.
4407 (vec_set_hi_<mode>): Likewise.
4408 (vec_set_lo_v16hi): Likewise.
4409 (vec_set_hi_v16hi): Likewise.
4410 (vec_set_lo_v32qi): Likewise.
4411 (vec_set_hi_v32qi): Likewise.
4412 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4413 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4414 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4415 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4416 (vec_init<mode>): Likewise.
4417 (*vec_concat<mode>_avx): Likewise.
4418 (blendbits): Support V8SF and V4DF.
4419 (sse2_movq128): Support AVX.
4420 (<sse>_movnt<mode>): Likewise.
4421 (sse2_movntv2di): Likewise.
4422 (sse_rcpv4sf2): Likewise.
4423 (sse_sqrtv4sf2): Likewise.
4424 (sse_rsqrtv4sf2): Likewise.
4425 (<sse>_comi): Likewise.
4426 (<sse>_ucomi): Likewise.
4427 (sse_cvtss2si): Likewise.
4428 (sse_cvtss2si_2): Likewise.
4429 (sse_cvtss2siq): Likewise.
4430 (sse_cvtss2siq_2): Likewise.
4431 (sse_cvttss2si): Likewise.
4432 (sse_cvttss2siq): Likewise.
4433 (sse2_cvtsd2si): Likewise.
4434 (sse2_cvtsd2si_2): Likewise.
4435 (sse2_cvtsd2siq): Likewise.
4436 (sse2_cvtsd2siq_2): Likewise.
4437 (sse2_cvttsd2si): Likewise.
4438 (sse2_cvttsd2siq): Likewise.
4439 (sse2_cvtdq2pd): Likewise.
4440 (*sse2_cvtpd2dq): Likewise.
4441 (*sse2_cvttpd2dq): Likewise.
4442 (*sse2_cvtpd2ps): Likewise.
4443 (sse2_cvtps2pd): Likewise.
4444 (sse3_movshdup): Likewise.
4445 (sse3_movsldup): Likewise.
4446 (sse_storehps): Likewise.
4447 (*sse4_1_extractps): Likewise.
4448 (sse2_storelpd): Likewise.
4449 (vec_dupv2df_sse3): Likewise.
4450 (*vec_concatv2df_sse3): Likewise.
4451 (*sse4_1_pextrb): Likewise.
4452 (*sse4_1_pextrb_memory): Likewise.
4453 (*sse2_pextrw): Likewise.
4454 (*sse4_1_pextrw_memory): Likewise.
4455 (*sse4_1_pextrd): Likewise.
4456 (*sse4_1_pextrq): Likewise.
4457 (sse2_pshufd_1): Likewise.
4458 (sse2_pshuflw_1): Likewise.
4459 (sse2_pshufhw_1): Likewise.
4460 (*sse2_storeq_rex64): Likewise.
4461 (*vec_dupv4si): Likewise.
4462 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4463 (sse2_pmovmskb): Likewise.
4464 (*sse2_maskmovdqu): Likewise.
4465 (*sse2_maskmovdqu_rex64): Likewise.
4466 (sse_ldmxcsr): Likewise.
4467 (sse_stmxcsr): Likewise.
4468 (abs<mode>2): Likewise.
4469 (sse4_1_movntdqa): Likewise.
4470 (sse4_1_phminposuw): Likewise.
4471 (sse4_1_extendv8qiv8hi2): Likewise.
4472 (*sse4_1_extendv8qiv8hi2): Likewise.
4473 (sse4_1_extendv4qiv4si2): Likewise.
4474 (*sse4_1_extendv4qiv4si2): Likewise.
4475 (sse4_1_extendv2qiv2di2): Likewise.
4476 (*sse4_1_extendv2qiv2di2): Likewise.
4477 (sse4_1_extendv4hiv4si2): Likewise.
4478 (*sse4_1_extendv4hiv4si2): Likewise.
4479 (sse4_1_extendv2hiv2di2): Likewise.
4480 (*sse4_1_extendv2hiv2di2): Likewise.
4481 (sse4_1_extendv2siv2di2): Likewise.
4482 (*sse4_1_extendv2siv2di2): Likewise.
4483 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4484 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4485 (sse4_1_zero_extendv4qiv4si2): Likewise.
4486 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4487 (sse4_1_zero_extendv2qiv2di2): Likewise.
4488 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4489 (sse4_1_zero_extendv4hiv4si2): Likewise.
4490 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4491 (sse4_1_zero_extendv2hiv2di2): Likewise.
4492 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4493 (sse4_1_zero_extendv2siv2di2): Likewise.
4494 (*sse4_1_zero_extendv2siv2di2): Likewise.
4495 (sse4_1_ptest): Likewise.
4496 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4497 (sse4_2_pcmpestri): Likewise.
4498 (sse4_2_pcmpestrm): Likewise.
4499 (sse4_2_pcmpistri): Likewise.
4500 (sse4_2_pcmpistrm): Likewise.
4502 (aeskeygenassist): Likewise.
4504 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/predicates.md (vzeroall_operation): New.
4508 * config/i386/sse.md (avx_vzeroall): New.
4509 (*avx_vzeroall): Likewise.
4511 2008-08-28 Paul Brook <paul@codesourcery.com>
4512 Mark Shinwell <shinwell@codesourcery.com>
4513 Richard Earnshaw <richard.earnshaw@arm.com>
4515 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4516 (TARGET_MIN_ANCHOR_OFFSET): New.
4517 (arm_override_options): Set correct anchor ranges for Thumb-1
4518 and Thumb-2 if required.
4519 (legitimize_pic_address): Handle case involving a TLS symbol
4520 reference with an addend.
4521 (arm_optimization_options): Enable section anchors at -O1 and
4523 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4524 * config/arm/arm-protos.h (arm_optimization_options): New.
4526 2008-08-28 Nick Clifton <nickc@redhat.com>
4528 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4529 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4532 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4533 * config/v850/v850.md (return): Remove frame size restriction.
4535 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4537 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4539 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4541 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4543 2008-08-28 Paul Brook <paul@codesourcery.com>
4545 * config/arm/vfp11.md: Update license notice.
4546 * config/arm/cortex-r4.md: Ditto.
4548 2008-08-28 Richard Guenther <rguenther@suse.de>
4550 PR tree-optimization/37207
4551 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4554 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4557 * tree.c (int_fits_type_p): Don't forget unsigned integers
4558 of type sizetype which higher end word equals -1.
4560 2008-08-28 Ira Rosen <irar@il.ibm.com>
4562 * target.h (struct vectorize): Add new target builtin.
4563 * tree-vectorizer.c (destroy_loop_vec_info): Call
4564 vect_free_slp_instance instead of vect_free_slp_node.
4565 * tree-vectorizer.h (enum slp_load_perm_type): New.
4566 (struct _slp_instance): Add new fields.
4567 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4568 (SLP_INSTANCE_LOADS): New.
4569 (vect_free_slp_tree): Remove.
4570 (vect_free_slp_instance): Declare.
4571 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4572 (vectorizable_load): Add argument.
4573 (vect_transform_slp_perm_load): New.
4574 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4576 (vect_get_place_in_interleaving_chain): New function.
4577 (vect_free_slp_tree): Make static.
4578 (vect_free_slp_instance): New function.
4579 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4580 collect the load location in the interleaving chain.
4581 (vect_supported_slp_permutation_p): New function.
4582 (vect_supported_load_permutation_p): Likewise.
4583 (vect_analyze_slp_instance): In case of loads permutation, call
4584 vect_supported_load_permutation_p to check that the permutation is
4586 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4587 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4588 (vect_create_mask_and_perm): New function.
4589 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4590 (vectorizable_load): Add an argument. Don't keep the created vectors
4591 statements in the node if permutation is required. Call
4592 vect_transform_slp_perm_load to generate the permutation.
4593 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4594 additional argument.
4595 (vect_schedule_slp_instance): In case of loads permutation, allocate
4596 vectorized statements structure for all the related SLP nodes. Call
4597 vect_transform_stmt with addditional argument.
4598 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4599 * config/spu/spu.c (spu_builtin_vec_perm): New.
4600 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4601 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4602 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4603 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4605 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4607 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4608 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4609 __gthread_cond_signal, __gthread_cond_timedwait,
4610 __gthread_cond_timedwait_recursive): New functions.
4611 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4613 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4616 2008-08-28 Richard Guenther <rguenther@suse.de>
4619 * fold-const.c (maybe_canonicalize_comparison_1): Require
4620 undefined overflow only for canonicalizing A +- CST cmp CST.
4621 Make sure to not generate new constants that are not inside
4622 their TYPE_MIN/MAX_VALUE range.
4623 (maybe_canonicalize_comparison): Remove undefined overflow
4625 (fold_binary): Remove now duplicate folding.
4627 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4629 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4630 use not updated in the last change.
4632 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4634 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4635 (IRA_COVER_CLASSES): Add FPUL_REGS.
4637 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4640 * c-common.c (conversion_warning): Check for null operands.
4642 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4645 * c-decl.c (check_for_loop_decls): Improve error message. Give
4648 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4651 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4652 (convert_for_assignment): Pass corrent OPT_W* parameter to
4653 WARN_FOR_ASSIGNMENT.
4655 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4658 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4660 2008-08-27 Paul Brook <paul@codesourcery.com>
4662 * config.gcc: Loosen checks for arm uclinux eabi targets.
4664 2008-08-27 Paul Brook <paul@codesourcery.com>
4666 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4668 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4670 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4672 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4673 the enumerators of an ENUMERAL_TYPE.
4674 * dbxout.c (dbxout_type): Ditto.
4676 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4679 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4680 (fwprop_addr): Check that the loop_father is not the outer loop.
4682 2008-08-26 Paul Brook <paul@codesourcery.com>
4684 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4685 Remove documentation entry for fmul type.
4686 Use fmuls to annotate single-precision multiplication patterns,
4687 fmuld to annotate double-precision multiplication patterns,
4688 fmacs to annotate single-precision multiply-accumulate patterns
4689 and fmacd to annotate double-precision multiply-accumulate patterns.
4690 * config/arm/vfp11.md: Update reservations accordingly.
4691 * config/arm/arm.md: Note that certain values of the "type"
4692 attribute are documented in vfp.md.
4693 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4694 (v10_cvt): Use new fmul types.
4696 2008-08-26 Paul Brook <paul@codesourcery.com>
4698 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4699 * config/arm/vfp11.md: ...here. New.
4700 * config/arm/arm.md: Include vfp11.md.
4702 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4704 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4705 parameter to inform call.
4707 2008-08-26 Jeff Law <law@redhat.com>
4709 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4710 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4711 preferred class when copying a constant into a partial word register.
4713 2008-08-26 Ben Elliston <bje@au.ibm.com>
4715 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4716 * cp/typeck.c: Likewise.
4717 * cp/tree.c: Likewise.
4718 * gimple-low.c: Likewise.
4721 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4723 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4724 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4726 * doc/passes.texi: Describe IRA.
4728 * doc/tm.texi (IRA_COVER_CLASSES,
4729 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4731 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4732 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4733 -fira-propagate-cost, -fno-ira-share-save-slots,
4734 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4736 * flags.h (ira_algorithm): New enumeration.
4737 (flag_ira_algorithm, flag_ira_verbose): New external variable
4740 * postreload.c (gate_handle_postreload): Don't do post reload
4741 optimizations unless the reload is completed.
4743 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4746 * tree-pass.h (pass_ira): New external variable declaration.
4748 * reload.h: Add 2008 to the Copyright.
4750 * cfgloopanal.c: Include params.h.
4751 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4754 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4756 * toplev.c (ira.h): New include.
4757 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4758 (backend_init_target): Call ira_init.
4759 (backend_init): Call ira_init_once.
4760 (finalize): Call finish_ira_once.
4762 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4763 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4766 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4767 may_move_out_cost): New external variable declarations.
4768 (move_table): New typedef.
4770 * caller-save.c: Include headers output.h and ira.h.
4771 (no_caller_save_reg_set): New global variable.
4772 (save_slots_num, save_slots): New variables.
4773 (reg_save_code, reg_restore_code, add_stored_regs): Add
4775 (init_caller_save): Set up no_caller_save_reg_set.
4776 (init_save_areas): Reset save_slots_num.
4777 (saved_hard_reg): New structure.
4778 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4779 (initiate_saved_hard_regs, new_saved_hard_reg,
4780 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4782 (setup_save_areas): Add code for sharing stack slots.
4783 (all_blocks): New variable.
4784 (save_call_clobbered_regs): Process pseudo-register too.
4785 (mark_set_regs): Process pseudo-register too.
4786 (insert_one_insn): Put the insn after bb note in a empty basic
4787 block. Add insn check.
4789 * global.c (eliminable_regset): Make it external.
4790 (mark_elimination): Use DF_LR_IN for IRA.
4791 (pseudo_for_reload_consideration_p): New.
4792 (build_insn_chain): Make it external. Don't ignore spilled
4793 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4794 (gate_handle_global_alloc): New function.
4795 (pass_global_alloc): Add the gate function.
4797 * opts.c (decode_options): Set up flag_ira. Print the warning for
4799 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4801 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4803 * regmove.c (regmove_optimize): Don't do replacement of output for
4806 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4807 New external variable declarations.
4809 * local-alloc.c (update_equiv_regs): Make it external. Return
4810 true if jump label rebuilding should be done. Rescan new_insn for
4812 (gate_handle_local_alloc): New function.
4813 (pass_local_alloc): Add the gate function.
4815 * alias.c (value_addr_p, stack_addr_p): New functions.
4816 (nonoverlapping_memrefs_p): Use them for IRA.
4818 * common.opt (fira, fira-algorithm, fira-coalesce,
4819 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4820 fira-verbose): New options.
4822 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4823 move_cost, may_move_in_cost, may_move_out_cost): Make the
4825 (move_table): Remove typedef.
4826 (init_move_cost): Make it external.
4827 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4830 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4831 setup_reg_classes): New function prototypes.
4832 (eliminable_regset): New external variable declaration.
4833 (build_insn_chain, update_equiv_regs): New function prototypes.
4835 * Makefile.in (IRA_INT_H): New definition.
4836 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4837 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4838 (reload1.o, toplev.o): Add dependence on ira.h.
4839 (cfgloopanal.o): Add PARAMS_H.
4840 (caller-save.o): Add dependence on output.h and ira.h.
4841 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4842 ira-emit.o, ira-lives.o): New entries.
4844 * passes.c (pass_ira): New pass.
4846 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4848 * reload1.c (ira.h): Include the header.
4849 (changed_allocation_pseudos): New bitmap.
4850 (init_reload): Initiate the bitmap.
4851 (compute_use_by_pseudos): Permits spilled registers in FROM.
4852 (temp_pseudo_reg_arr): New variable.
4853 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4854 IRA. Call alter_reg with the additional parameter. Don't clear
4855 spilled_pseudos for IRA. Restore original insn chain for IRA.
4856 Clear changed_allocation_pseudos at the end of reload.
4857 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4858 (hard_regno_to_pseudo_regno): New variable.
4859 (count_pseudo): Check spilled pseudos. Set up
4860 hard_regno_to_pseudo_regno.
4861 (count_spilled_pseudo): Check spilled pseudos. Update
4862 hard_regno_to_pseudo_regno.
4863 (find_reg): Use better_spill_reload_regno_p. Check
4864 hard_regno_to_pseudo_regno.
4865 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4867 (eliminate_regs_1): Use additional parameter for alter_reg.
4868 (finish_spills): Set up pseudo_previous_regs only for spilled
4869 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4870 more arguments. Don't clear live_throughout and dead_or_set for
4871 spilled pseudos. Use additional parameter for alter_reg. Call
4872 mark_allocation_change. Set up changed_allocation_pseudos.
4873 Remove sanity check.
4874 (emit_input_reload_insns, delete_output_reload): Use additional
4875 parameter for alter_reg. Call mark_allocation_change.
4876 (substitute, gen_reload_chain_without_interm_reg_p): New
4878 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4880 * testsuite/gcc.dg/20080410-1.c: New file.
4882 * config/s390/s390.h (IRA_COVER_CLASSES,
4883 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4885 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4887 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4889 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4891 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4893 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4895 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4897 2008-08-24 Jeff Law <law@redhat.com>
4898 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4899 when ignoring unavailable registers.
4901 2008-08-24 Jeff Law <law@redhat.com>
4902 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4903 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4904 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4905 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4907 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4908 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4910 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4911 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4912 * reload1.c (find_reg): Process registers in register allocation order.
4914 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4915 * toplev.c (backend_init_target): Move ira_init call from
4917 (lang_dependent_init_target): ...to here.
4919 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4920 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4921 calculate memory move costs for NO_REGS.
4923 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4924 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4925 STACK_REGS is defined.
4927 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4928 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4930 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4931 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4933 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4934 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4935 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4938 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4939 Dorit Nuzman <dorit@il.ibm.com>
4941 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4942 vec_extract_evenv4sf, vec_extract_evenv8hi,
4943 vec_extract_evenv16qi, vec_extract_oddv4si,
4944 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4945 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4946 vec_interleave_highv4si, vec_interleave_lowv4si,
4947 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4948 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4949 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4951 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4954 * config/rs6000/rs6000.c (optimization_options): Don't default to
4955 section anchors without toplevel reorder.
4957 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4959 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4960 (mfc_end_critical_section): Likewise.
4962 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4964 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4965 all type qualifiers from element type to vector type.
4967 2008-08-25 David Daney <ddaney@avtrex.com>
4969 * config/mips/mips.md (immediate_insn): Move up in file, fix
4970 comment typo, reformat.
4971 (fetchop_bit, atomic_hiqi_op memory_barrier,
4972 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4973 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4974 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4975 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4976 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4977 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4978 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4979 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4980 sync_old_nand<mode>, sync_new_nand<mode>,
4981 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4982 test_and_set_12): Moved to sync.md.
4984 * config/mips/sync.md: New file.
4986 2008-08-25 Richard Henderson <rth@redhat.com>
4988 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4989 (regsave): Likewise.
4990 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4991 (output_cfi_directive): Likewise.
4992 (div_data_align): New.
4993 (output_cfi): Use it.
4995 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4997 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4998 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4999 (TARGET_OCTEON): New macro.
5000 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5001 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5002 (ISA_HAS_POP): New macro.
5003 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5005 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5007 * config/mips/mips.md (cpu): Add octeon.
5008 (type): Add pop attribute value.
5009 (popcount<mode>2): New pattern.
5010 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5012 2008-08-24 Jan Hubicka <jh@suse.cz>
5014 * doc/invoke.texi (-fipa-cp-clone): New option.
5015 (-fipa-cp): Update docs.
5016 (--param ipcp-unit-growth):New.
5017 * ipa-cp.c: Include fibheap.h, params.h
5018 (ipcp_initialize_node_lattices): When not cloning, all externally
5019 visible functions are bottom.
5020 (ipcp_need_redirect_p): Accept clones.
5021 (ipcp_insert_stage): Use cost driven heuristics.
5022 (max_count, dead_nodes): New static vars.
5023 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5024 ipcp_const_param_count): New functions.
5025 * common.opt (ipa-cp-clone): New command line option.
5026 * params.def (ipcp-unit-growth): New.
5028 2008-08-24 Jan Hubicka <jh@suse.cz>
5030 * tree-inline.c (tree_function_versioning): Look harder
5031 for referenced vars.
5033 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5035 PR tree-optimization/37185
5036 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5038 2008-08-23 Jan Hubicka <jh@suse.cz>
5040 * ipa-cp.c (ipcp_analyze_node): New function.
5041 (ipcp_update_cloned_node): Use it.
5042 (ipcp_init_stage): Likewise.
5043 * ipa-inline.c (function_insertion_hook_holder): New static var.
5044 (analyze_function): Break out from ....
5045 (inline_generate_summary): Here; register insertion hook.
5046 (cgraph_decide_inlining): Remove hook.
5047 (add_new_function): New function.
5049 2008-08-23 Jan Hubicka <jh@suse.cz>
5051 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5053 2008-08-23 Jan Hubicka <jh@suse.cz>
5055 * ipa-cp.c (constant_val_insert): Remove.
5056 (ipcp_propagate_one_const): Remove.
5057 (ipcp_create_replace_map): Always insert replacements to the map.
5058 (ipcp_insert_stage): Do not try to insert statements by hand.
5059 * tree-inline.c (insert_init_stmt): Break out from ...
5060 (setup_one_parameter): ... here; allow NULL BB pointer.
5061 (tree_function_versioning): Use setup_one_parameter to process
5064 2008-08-23 Jan Hubicka <jh@suse.cz>
5066 * tree.c (decl_address_ip_invariant_p): New function.
5067 * tree.h (decl_address_ip_invariant_p): Declare.
5068 * gimple.c (strip_invariant_refs): Break out from ...
5069 (is_gimple_invariant_address): ... here
5070 (is_gimple_ip_invariant_address): New function.
5071 (is_gimple_ip_invariant): New function.
5072 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5075 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5076 (ipcp_lat_is_insertable): All constants are insertable.
5077 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5078 IPA_CONST_VALUE_REF.
5079 (ipcp_initialize_node_lattices): Propagate all types of operands.
5080 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5081 (ipcp_create_replace_map): Reformat.
5082 (ipcp_need_redirect_p): Simplify.
5083 (ipcp_insert_stage): Check that argument is used before clonning.
5084 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5086 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5087 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5088 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5089 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5090 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5091 * tree-inline.c (tree_function_versioning): Add variables referenced
5094 2008-08-23 Jan Hubicka <jh@suse.cz>
5097 * i386.c (standard_80387_constant_p): Use optimize_size.
5099 2008-08-23 Ira Rosen <irar@il.ibm.com>
5101 PR tree-optimization/37161
5102 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5103 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5104 (vect_determine_vectorization_factor): Move the scalar type
5105 retrieval to vect_get_smallest_scalar_type.
5106 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5107 scalar type. Remove redundant computation.
5108 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5109 (vect_get_slp_defs): Take the type of RHS into account if
5110 necessary by calling vect_get_smallest_scalar_type. Call
5111 vect_get_constant_vectors with additional argument.
5113 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5116 * doc/invoke.texi (Wwrite-strings): Clarify description.
5118 2008-08-23 Ira Rosen <irar@il.ibm.com>
5120 PR tree-optimization/37174
5121 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5122 def stmt is a part of the loop before accessing its stmt_vec_info.
5124 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5127 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5128 (*swap): New insn pattern.
5129 (*ashlqi3): Rename from ashlqi3 insn pattern.
5130 (ashlqi3): New expanders.
5131 (*lshrqi3): Rename from lshrqi3 insn pattern.
5132 (lshrqi3): New expanders.
5133 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5134 lshrqi3_const5, lshrqi3_const6): New splitters.
5135 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5136 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5139 2008-08-22 Richard Guenther <rguenther@suse.de>
5141 PR tree-optimization/37078
5142 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5143 [+INF, +INF] ranges.
5145 2008-08-22 Richard Guenther <rguenther@suse.de>
5147 PR tree-optimization/37143
5148 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5149 a conversion statement instead of a copy.
5151 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5154 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5155 CCCmode, CCOmode and CCSmode destination modes.
5158 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5159 from different units in a single alternative.
5160 (*vec_extractv2sf_1): Ditto.
5161 (*vec_extractv2si_0): Ditto.
5162 (*vec_extractv2si_1): Ditto.
5163 * config/i386/sse.md (sse2_storehpd): Ditto.
5164 (sse2_storelpd): Ditto.
5165 (sse2_loadhpd): Ditto.
5166 (sse2_loadlpd): Ditto.
5169 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5170 (popcountsi2): Ditto.
5171 (clzdi2_abm): Ditto.
5172 (popcountdi2): Ditto.
5173 (clzhi2_abm): Ditto.
5174 (popcounthi2): Ditto.
5176 2008-08-22 Richard Guenther <rguenther@suse.de>
5180 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5181 if the multiplication does not overflow.
5183 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5185 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5187 2008-08-21 Richard Henderson <rth@redhat.com>
5189 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5190 spurrious comma from test.
5191 * configure: Rebuild.
5193 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5196 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5199 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5201 * c-tree.h (grokfield): New argument.
5202 * c-decl.c (grokfield): Handle new location argument.
5203 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5205 2008-08-21 Richard Guenther <rguenther@suse.de>
5207 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5209 2008-08-21 Jan Hubicka <jh@suse.cz>
5211 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5212 (cgraph_add_function_insertion_hook,
5213 cgraph_remove_function_insertion_hook,
5214 cgraph_call_function_insertion_hooks): New functions.
5215 * cgraph.h (cgraph_add_function_insertion_hook,
5216 cgraph_remove_function_insertion_hook,
5217 cgraph_call_function_insertion_hooks): Declare.
5218 * ipa-reference.c (function_insertion_hook_holder): New variable.
5219 (check_operand, look_for_address_of): When checking late, do not care
5220 about module bitmaps.
5221 (add_new_function): New function.
5222 (generate_summary): Register hooks; zero module bitmaps.
5223 (propagate): Unregister hooks.
5224 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5225 (add_new_function): New function.
5226 (generate_summary): Register hook.
5227 (propagate): Remove hook.
5229 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5231 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5232 * ipa-cp.c (ipcp_update_cloned_node): New function.
5233 (build_const_val): Handle functions correctly; bring type logic
5234 into sync with tree-inline.c
5235 (ipcp_init_stage): Take care of computing stuff needed by
5236 indirect inlining; update clones.
5237 (ipcp_generate_summary): Break out of ipcp_driver.
5238 (ipcp_driver): Do only execution and transformation.
5239 (pass_ipa_cp): Make IPA_PASS.
5240 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5242 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5243 ipcp, some info is already available.
5244 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5245 * tree-inline.c (remap_ssa_name): Unshare expression.
5247 2008-08-21 Richard Guenther <rguenther@suse.de>
5249 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5250 a PHI ask VN if it is already available.
5251 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5252 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5254 2008-08-21 Richard Guenther <rguenther@suse.de>
5257 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5258 makes sure to produce a result of the correct type.
5260 2008-08-21 Jan Hubicka <jh@suse.cz>
5261 Backport from LTO branch:
5263 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5264 Jan Hubicka <jh@suse.cz>
5267 (init_state, finish_state, set_function_state, generate_summary):
5269 (scan_stmt): Renamed from scan_function. Changed to keep state in
5270 local static vars rather than cgraph aux field.
5271 (propagate): Renamed from static_execute. Changed to keep state in
5272 local static vars rather than cgraph aux field.
5273 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5274 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5276 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5278 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5279 * ipa-reference.c (init_function_info, generate_summary,
5280 propagate): New functions.
5281 (analyze_function): Call init_function_info.
5282 (static_execute): Stripped into generate_summary and propagate.
5283 (pass_ipa_reference): Made into ipa_opt_pass.
5285 2008-08-21 Richard Guenther <rguenther@suse.de>
5287 PR tree-optimization/37181
5288 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5290 (extract_range_from_unary_expr): Likewise.
5292 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5294 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5296 * toplev.h (pedwarn_at): Likewise.
5297 * builtins.c: Update all calls to pedwarn.
5298 * c-lex.c: Likewise.
5299 * toplev.c: Likewise.
5300 * c-tree.h: Likewise.
5301 * c-decl.c: Likewise.
5302 * c-errors.c: Likewise.
5303 * c-typeck.c: Likewise.
5304 * c-common.c: Likewise.
5305 * c-parser.c: Likewise.
5307 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5310 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5311 with MODE_VECTOR_INT mode.
5313 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5316 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5317 initialized outside the current module.
5318 (warn_uninitialized_var): Ignore left-hand side when walking the
5319 trees. Ignore address expressions. Examine VUSE operands in gimple
5320 statements with a variable declaration on the right-hand side.
5322 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5325 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5327 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5330 * c-common.c (conversion_warning): Do not warn if applying bit-and
5331 operator to unsigned constant that fits in the target type.
5333 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5336 * c-common.c (conversion_warning): Do not warn for artificial
5339 2008-08-20 Richard Guenther <rguenther@suse.de>
5341 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5342 (extract_range_from_binary_expr): Fall back to constant propagation.
5343 (extract_range_from_unary_expr): Likewise.
5345 2008-08-20 Richard Guenther <rguenther@suse.de>
5347 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5348 with TREE_THIS_VOLATILE on shared nodes.
5349 (fold_stmt_r): Likewise.
5351 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5354 * c-parser.c (c_parser_attributes): For keywords use canonical
5355 spelling for attr_name.
5357 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5359 * value-prof.c (check_counter): Revert wrong call to error.
5361 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5363 * profile.c: Update calls to inform.
5364 * value-prof.c: Update calls to inform.
5366 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5368 * diagnostic.c (inform): Add an explicit location_t parameter.
5369 * toplev.h (inform): Update declaration.
5370 * builtins.c: Update all calls to inform.
5371 * c-common.c: Likewise.
5372 * c-decl.c: Likewise.
5373 * c-opts.c: Likewise.
5374 * c-pch.c: Likewise.
5375 * c-pragma.c: Likewise.
5376 * c-typeck.c: Likewise.
5377 * coverage.c: Likewise.
5379 * toplev.c: Likewise.
5380 * tree-cfg.c: Likewise.
5381 * tree-ssa.c: Likewise.
5383 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5386 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5387 V2DI mode, for SSE4.1, use movq instead of vector set if the
5388 second element is zero and inter-unit moves are OK.
5390 2008-08-20 Richard Guenther <rguenther@suse.de>
5392 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5393 properly handle conversion/copy chains after tuplification.
5395 2008-08-20 Richard Guenther <rguenther@suse.de>
5397 * passes.c (init_optimization_passes): Move the second
5398 forwprop pass before alias computation. Remove the second
5399 DCE pass. Remove the first dominator and phi copy/const
5402 2008-08-20 Nick Clifton <nickc@redhat.com>
5404 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5405 support of this feature. Do not assume that a sufficiently new
5406 assembler will support the feature regardless of the target type.
5407 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5408 * configure: Regenerate.
5410 2008-08-20 Richard Guenther <rguenther@suse.de>
5412 * tree-vrp.c (found_in_subgraph): Remove.
5413 (live): New global static.
5414 (live_on_edge): New function.
5415 (blocks_visited): Remove.
5416 (register_edge_assert_for_2): Use live_on_edge.
5417 (find_conditional_asserts): Remove code dealing with
5418 found_in_subgraph. Do not walk the CFG.
5419 (find_switch_asserts): Likewise.
5420 (find_assert_locations_1): Renamed from find_assert_locations.
5421 Move finding assert locations for conditional and switch
5422 statements first. Update live bitmap. Do not walk the CFG.
5423 (find_assert_locations): New function.
5424 (insert_range_assertions): Remove entry of CFG walk.
5425 Adjust call to find_assert_locations.
5426 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5427 that only can appear because of fake exit edges but assert we
5428 never try to insert on those.
5429 (fini_pre): Do not remove fake exit edges here...
5430 (execute_pre): ...but here, before committing edge inserts.
5432 2008-08-19 Richard Guenther <rguenther@suse.de>
5434 * passes.c (init_optimization_passes): Exchange store-ccp
5437 2008-08-19 Rafael EspÃndola <espindola@google.com>
5439 * varasm.c (weak_decls): Move earlier in the file.
5440 (assemble_external): Add weak decls to the weak_decls list.
5441 (declare_weak): Don't add decls to the weak_decls list.
5443 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5446 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5447 before (sse2_shufpd_<mode>).
5449 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5452 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5453 * tree.c (block_nonartificial_location): Likewise.
5455 2008-08-19 Richard Guenther <rguenther@suse.de>
5457 PR tree-optimization/35972
5458 PR tree-optimization/23094
5459 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5461 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5462 handle MISALIGNED_INDIRECT_REF.
5463 (get_ref_from_reference_ops): New helper.
5464 (vn_reference_lookup_pieces): Walk the use-def chain using the
5465 alias-oracle if requested.
5466 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5467 walking the use-def chain.
5468 (compute_avail): But not here.
5469 (create_component_ref_by_pieces_1): Properly handle
5470 MISALIGNED_INDIRECT_REF.
5471 (do_regular_insertion): Handle fully redundant
5472 expressions after PHI-translation also for SSA_NAME values, not
5473 only constants. Correctly use edoubleprime for that.
5475 2008-08-19 Ira Rosen <irar@il.ibm.com>
5477 * tree-vectorizer.c (supportable_widening_operation): Support
5478 multi-step conversion, return the number of steps in such conversion
5479 and the required intermediate types.
5480 (supportable_narrowing_operation): Likewise.
5481 * tree-vectorizer.h (vect_pow2): New function.
5482 (supportable_widening_operation): Change argument types.
5483 (supportable_narrowing_operation): Likewise.
5484 (vectorizable_type_promotion): Add an argument.
5485 (vectorizable_type_demotion): Likewise.
5486 * tree-vect-analyze.c (vect_analyze_operations): Call
5487 vectorizable_type_promotion and vectorizable_type_demotion with
5488 additional argument.
5489 (vect_get_and_check_slp_defs): Detect patterns.
5490 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5492 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5493 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5494 factor according to the smallest type in the loop.
5495 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5496 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5497 supportable_widening_operation with correct arguments.
5498 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5499 operands lists according to the number of vector statements in left
5500 or right node, if exists.
5501 (vect_gen_widened_results_half): Remove unused argument.
5502 (vectorizable_conversion): Call supportable_widening_operation,
5503 supportable_narrowing_operation, and vect_gen_widened_results_half
5504 with correct arguments.
5505 (vectorizable_assignment): Change documentation, support multiple
5507 (vectorizable_operation): Likewise.
5508 (vect_get_loop_based_defs): New function.
5509 (vect_create_vectorized_demotion_stmts): Likewise.
5510 (vectorizable_type_demotion): Support loop-aware SLP and general
5511 multi-step conversion. Call vect_get_loop_based_defs and
5512 vect_create_vectorized_demotion_stmts for transformation.
5513 (vect_create_vectorized_promotion_stmts): New function.
5514 (vectorizable_type_promotion): Support loop-aware SLP and general
5515 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5517 (vectorizable_store): Change documentation, support multiple
5519 (vectorizable_load): Likewise.
5520 (vect_transform_stmt): Pass SLP_NODE to
5521 vectorizable_type_promotion and vectorizable_type_demotion.
5522 (vect_schedule_slp_instance): Move here the calculation of number
5523 of vectorized statements for each node from...
5524 (vect_schedule_slp): ... here.
5525 (vect_transform_loop): Call vect_schedule_slp without the last
5528 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5531 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5532 to == in assert statement.
5533 (vectorizable_reduction): Fix typo.
5535 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5538 * value-prof.c (check_counter): Dereference pointer to overall
5539 count when printing it.
5541 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5543 * profile.h: Really add it.
5545 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5547 * mcf.c: Really add it.
5549 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5550 Vinodha Ramasamy <vinodha@google.com>
5552 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5554 * value-prof.c (check_counter): Fix the counter if
5555 flag_profile_correction is true.
5556 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5557 tree_mod_subtract_transform):
5558 Follow check_counter parameter change.
5559 * common.opt (fprofile-correction): New option.
5561 * profile.h: Likewise.
5562 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5563 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5564 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5566 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5567 flag_profile_correction is set.
5569 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5571 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5573 2008-08-18 Tomas Bily <tbily@suse.cz>
5575 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5576 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5578 * tree-data-ref.c (split_constant_offset_1): Likewise.
5579 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5580 * tree-sra.c (sra_walk_expr): Likewise.
5581 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5582 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5583 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5584 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5586 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5587 * tree-vect-transform.c (vectorizable_type_demotion)
5588 (vectorizable_type_promotion): Likewise.
5589 * tree-inline.c (expand_call_inline):
5590 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5591 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5592 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5593 * expr.c (expand_expr_real_1): Likewise.
5594 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5595 (gimple_assign_unary_useless_conversion_p): Likewise.
5596 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5597 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5598 * fold-const.c (fold_unary): Likewise.
5599 * tree.h (CONVERT_EXPR_P): Likewise.
5600 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5601 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5603 (register_edge_assert_for_2, extract_range_from_unary_expr)
5604 (register_edge_assert_for_1): Likewise.
5606 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5608 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5609 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5610 (enum real_value_const): Delete.
5611 (get_real_const): Delete.
5612 * real.c (get_real_const): Delete.
5613 (dconst_e_ptr): Define.
5614 (dconst_third_ptr): Define.
5615 (dconst_sqrt2_ptr): Define.
5616 * builtins.c: Update all callers.
5618 2008-08-18 Richard Guenther <rguenther@suse.de>
5620 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5621 statement iterator after statement removal.
5623 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5625 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5626 (detect_processor_freebsd): Likewise.
5627 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5629 2008-08-18 Richard Guenther <rguenther@suse.de>
5631 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5632 and loads have the correct types.
5634 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5637 * c-opts.c (cpp_opts): Remove static.
5638 * c-parser.c (cpp_opts): Declare it extern.
5639 (disable_extension_diagnostics): Handle cpp options.
5640 (enable_extension_diagnostics): Likewise.
5642 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5644 * diagnostics.c (permerror_at): Rename as permerror.
5645 (permerror): Delete.
5646 * toplev.h: Likewise.
5648 2008-08-18 Richard Guenther <rguenther@suse.de>
5650 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5651 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5652 Move call_cdce before build_alias. Move copyrename2,
5653 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5654 right after final inlining.
5655 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5656 (pass_build_cfg): But instead via TODO_dump_func.
5658 2008-08-18 Richard Guenther <rguenther@suse.de>
5660 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5662 (scalarize_init): If we failed to generate some initializers
5663 do not generate zeros for not instantiated members. Instead
5664 rely on the copy out.
5665 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5666 about missing flow-sensitive alias info only if we have
5669 2008-08-17 Nick Clifton <nickc@redhat.com>
5671 * doc/extend.texi (Function Attributes): Fix typo in description
5672 if hot function attribute.
5674 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5675 Richard Sandiford <rdsandiford@googlemail.com>
5677 * doc/install.texi (--with-mips-plt): Document.
5678 * doc/invoke.texi (-mplt, -mno-plt): Document.
5679 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5680 and handle ${with_mips_plt}.
5681 * config/mips/mips.opt (mplt): New option.
5682 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5683 (TARGET_ABICALLS_PIC2): Likewise.
5684 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5685 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5686 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5687 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5688 to decide whether to output ".option picX" directives.
5689 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5690 Pass -call_nonpic rather than -KPIC for -mplt.
5691 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5692 on the command line. Also remove it when -mabi=64 is used without
5694 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5695 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5696 TARGET_ABICALLS_PIC0.
5697 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5699 (mips16_build_function_stub): Only output ".option pic" directives
5700 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5701 (mips16_build_call_stub): Fix comment and remove redundant
5702 ".set at"/"set .noat" directives.
5703 (mips_function_rodata_section): Use the default behaviour for
5704 TARGET_ABSOLUTE_ABICALLS.
5705 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5706 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5707 (mips_restore_gp): Do nothing if the current function doesn't use
5709 (mips_expand_prologue): Only save $gp if the current function uses it.
5710 Use a normal move for TARGET_ABICALLS_PIC0.
5711 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5713 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5715 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5716 of function when handling GLOBAL_POINTER_REGNUM.
5718 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5721 * common.opt (-fstack-check): Do not declare the variable here.
5722 (-fstack-check=): New option variant.
5723 * doc/invoke.texi (Code Gen Options): Document it.
5724 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5725 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5726 (STACK_CHECK_STATIC_BUILTIN): New macro.
5727 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5728 * opts.c: Include expr.h.
5729 (common_handle_option) <OPT_fold_stack_check_>: New case.
5730 <OPT_fstack_check>: Likewise.
5731 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5732 consistently in the test for variable-sized types. Adjust for
5733 new behaviour of flag_stack_check.
5734 * explow.c: Include except.h.
5735 (allocate_dynamic_stack_space): Do not take into account
5736 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5737 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5738 for variable-sized parameters. Treat all parameters whose size is
5739 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5740 stack checking is enabled.
5741 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5742 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5743 if generic stack checking is enabled.
5744 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5745 * reload1.c (reload): Likewise.
5746 * stmt.c (expand_decl): Assert that all automatic variables have
5747 fixed size at this point and remove dead code.
5748 * flags.h (stack_check_type): New enumeration type.
5749 (flag_stack_check): Declare.
5750 * toplev.c (flag_stack_check): New global variable.
5751 * Makefile.in (opts.o): Add dependency on EXPR_H.
5752 (explow.o): Add dependency on except.h.
5754 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5756 * config/avr/avr.c (avr_override_options): Reduce value of
5757 PARAM_INLINE_CALL_COST.
5759 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5761 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5762 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5763 lieu of TYPE_MODE (type) throughout.
5765 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5767 * config/arm/arm.c (add_minipool_backward_ref): Check for
5768 8-byte-aligned entries in second case of forcing insertion after a
5769 particular entry. Change third case to avoid inserting
5770 non-8-byte-aligned entries before 8-byte-aligned ones.
5772 2008-08-15 Richard Guenther <rguenther@suse.de>
5774 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5775 strip components for unknown size accesses.
5777 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5779 * config/s390/2097.md New file.
5780 * config/s390/s390.md ("z10prop" attribute): Define none,
5781 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5782 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5783 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5784 possible values and apply them to insns as appropriate.
5785 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5786 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5787 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5788 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5789 ("bfp" mode attribute): Removed. Every occurence replaced
5791 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5792 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5795 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5798 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5801 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5803 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5804 additional argument. Support reduction when duplication is needed due
5805 to data-types of different sizes in the loop.
5806 (get_initial_def_for_induction): Fix printout.
5807 (vect_get_vec_def_for_stmt_copy): Support case where the
5808 vec_stmt_for_operand is a phi node.
5809 (vectorizable_reduction): Support reduction when duplication is needed
5810 due to data-types of different sizes in the loop.
5811 (vectorizable_call): Remove restriction to not vectorize in case we
5812 have data-types of different sizes in the loop.
5813 (vectorizable_conversion): Likewise.
5814 (vectorizable_operation): Likewise.
5815 (vectorizable_type_demotion): Likewise.
5816 (vectorizable_type_promotion): Likewise.
5817 (vectorizable_induction): Add restriction to not vectorize in case
5818 we have data-types of different sizes in the loop.
5820 2008-08-14 Christophe Saout <christophe@saout.de>
5821 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5825 (*vec_concatv2di_rex64_sse4_1): Ditto.
5826 (*vec_concatv2di_rex64_sse): Ditto.
5828 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5831 * fold-const.c (fold_widened_comparison): Do not allow
5832 sign changes that change the result even if shorter type
5833 is wider than arg1_unw's type.
5835 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5837 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5838 Skip if the multilib testing specifies -march that does not
5839 agree with the one specified in the testcase.
5841 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5843 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5844 zero extend SImode values being converted to TFmode before passing
5847 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5849 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5850 __PPU__ when targeting the Cell/B.E. PPU processor.
5852 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5854 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5855 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5856 Rematerialize the static chain, if any.
5857 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5860 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5862 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5863 (new_loc_descr): Likewise.
5864 (add_loc_descr): Likewise.
5865 (size_of_loc_descr): Likewise.
5866 (size_of_locs): Likewise.
5867 (output_loc_operands): Likewise.
5868 (output_loc_sequence): Likewise.
5869 (new_reg_loc_descr): New.
5870 (build_cfa_loc): Use it.
5871 (build_cfa_aligned_loc): Likewise.
5872 (one_reg_loc_descriptor): Likewise.
5873 (based_loc_descr): Likewise.
5875 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5878 * doc/invoke.texi (Wmain): Update.
5879 * c-decl.c (start_decl): warn_main is only 0 or 1.
5880 (start_function): Likewise. Fix formatting.
5881 (finish_function): Delete redundant warning.
5882 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5883 * c-opts (c_common_handle_option): -Wall only has effect if
5884 warn_main is uninitialized. OPT_Wmain is automatically
5885 handled. -pedantic also enables Wmain.
5886 (c_common_post_options): Handle all logic for Wmain here.
5887 * c-common.c (warn_main): Delete.
5888 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5889 * c-common.h (warn_main): Delete.
5891 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5894 * expr.c (emit_group_store): Allocate stack temp with the
5895 largest alignment when copying from register to stack.
5897 2008-08-13 Richard Guenther <rguenther@suse.de>
5899 * tree.h (maybe_fold_offset_to_address): Declare.
5900 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5901 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5902 Likewise for POINTER_PLUS_EXPR.
5903 (maybe_fold_offset_to_reference): Enable disabled code.
5904 (maybe_fold_offset_to_address): New function.
5905 (fold_stmt_r): Use it.
5906 (fold_gimple_assign): Likewise.
5907 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5908 (gimplify_expr): Likewise.
5910 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5912 * toplev.h (pedwarn_at): Fix declaration.
5914 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5916 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5917 LINK_SPEC): Use %R in -Y P argument.
5919 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5922 * diagnostic.c (pedwarn_at): New.
5923 * toplev.h (pedwarn_at): Declare.
5924 * c-tree.h (build_enumerator): Update declaration.
5925 * c-decl.c (finish_enum): Update comment.
5926 (build_enumerator): Take a location parameter. Give a pedwarn but do
5927 not perform any conversion.
5928 * c-parser.c (c_parser_enum_specifier): Set correct location for
5931 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5934 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5935 expressions except for conversions to signed:1 bitfields. Handle
5936 COND_EXPR with constant operands.
5938 2008-08-13 Richard Guenther <rguenther@suse.de>
5940 PR tree-optimization/15255
5941 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5942 (struct oecount_s): New struct and VEC types.
5944 (oecount_hash): New function.
5945 (oecount_eq): Likewise.
5946 (oecount_cmp): Likewise.
5947 (zero_one_operation): New function.
5948 (build_and_add_sum): Likewise.
5949 (undistribute_ops_list): Perform un-distribution of multiplication
5950 and division on the chain of summands.
5951 (should_break_up_subtract): Also break up subtracts for factors.
5952 (reassociate_bb): Delete dead visited statements.
5953 Call undistribute_ops_list. Re-sort and optimize if it did something.
5954 * passes.c (init_optimization_passes): Move DSE before
5956 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5959 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5961 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5963 * doc/invoke.texi: Revert unintended checkin.
5965 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5968 * gcc.c (include_spec_function): Tweak call to find_a_file.
5970 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5973 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5974 and TRUTH_ORIF_EXPR.
5975 * dojump.c (do_jump): Likewise.
5977 PR tree-optimization/37084
5978 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5979 if id->regimplify, don't assume stmt is a cast assignment.
5981 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5983 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5985 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5988 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5991 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5993 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5994 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5996 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5997 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5998 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5999 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6000 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6002 * doc/tm.texi (Storage Layout): Remove documentation for
6003 TARGET_FLOAT_FORMAT.
6005 * simplify-rtx.c (simplify_binary_operation_1): Replace
6006 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6008 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6010 * real.h (struct real_format): New member has_sign_dependent_rounding.
6011 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6012 spu_single_format, ieee_double_format, mips_double_format,
6013 motorola_double_format, ieee_extended_motorola_format,
6014 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6015 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6016 mips_extended_format, ieee_quad_format, mips_quad_format,
6017 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6018 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6020 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6021 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6022 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6023 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6024 (ROUND_TOWARDS_ZERO): Likewise.
6026 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6027 (FLOAT_MODE_FORMAT): New macro.
6028 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6029 (MODE_COMPOSITE_P): ... this new macro.
6030 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6031 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6032 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6034 * flags.h: Include "real.h".
6036 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6037 REAL_MODE_FORMAT_COMPOSITE_P.
6038 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6040 * doc/tm.texi (Storage Layout): Remove documentation of
6041 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6042 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6043 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6044 they only apply to libgcc2.a.
6046 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6048 * config/spu/float_disf.c: New file.
6049 * config/spu/float_unsdisf.c: New file.
6050 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6051 (LIB2FUNCS_EXCLUDE): Define.
6053 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6054 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6056 * real.h (struct real_format): New member round_towards_zero.
6057 * real.c (round_for_format): Respect fmt->round_towards_zero.
6058 (ieee_single_format, mips_single_format, motorola_single_format,
6059 spu_single_format, ieee_double_format, mips_double_format,
6060 motorola_double_format, ieee_extended_motorola_format,
6061 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6062 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6063 mips_extended_format, ieee_quad_format, mips_quad_format,
6064 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6065 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6067 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6068 real_format to choose rounding mode when calling MPFR functions.
6069 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6070 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6072 * real.h (real_to_decimal_for_mode): Add prototype.
6073 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6074 Respect target rounding mode when generating decimal representation.
6075 (real_to_decimal): New stub for backwards compatibility.
6076 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6077 real_to_decimal_for_mode instead of real_to_decimal.
6079 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6081 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6082 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6084 * real.c (spu_single_format): New variable.
6085 * real.h (spu_single_format): Declare.
6087 * config/spu/spu.c (spu_override_options): Install SFmode format.
6088 (spu_split_immediate): Use integer mode to operate on pieces of
6089 floating-point values in all cases.
6091 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6092 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6093 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6095 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6097 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6099 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6101 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6103 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6106 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6107 on the VAR_DECL instead of TYPE_READONLY on its type.
6109 2008-08-12 Ira Rosen <irar@il.ibm.com>
6111 * tree-vectorizer.c: Depend on langhooks.h.
6112 (supportable_widening_operation): Add two arguments. Support double
6114 (supportable_narrowing_operation): Likewise.
6115 * tree-vectorizer.h (supportable_widening_operation): Add two
6117 (supportable_narrowing_operation): Likewise.
6118 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6119 supportable_widening_operation with correct arguments.
6120 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6121 (vectorizable_type_demotion): Support double type conversions.
6122 (vectorizable_type_promotion): Likewise.
6123 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6125 2008-08-11 Michael Matz <matz@suse.de>
6127 * i386/i386.c (override_options): Move initialisation from
6128 flag_schedule_insns_after_reload to here from ...
6129 (optimization_options): ... here.
6131 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6133 PR rtl-optimization/36998
6134 * dwarf2out.c (compute_barrier_args_size_1,
6135 compute_barrier_args_size): Temporarily remove assertions.
6137 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6140 * tree-ssa.c (struct walk_data): Add new flag
6141 warn_possibly_uninitialized.
6142 (warn_uninitialized_var): Use it.
6143 (warn_uninitialized_vars): New.
6144 (execute_early_warn_uninitialized): Call it.
6145 (execute_late_warn_uninitialized): Likewise.
6147 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6150 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6153 2008-08-09 Jan Hubicka <jh@suse.cz>
6156 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6158 (expand_fix): Be prepared for expansion to fail.
6159 (expand_sfix_optab): Remove instructions if expansion failed.
6161 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6163 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6165 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6166 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6168 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6170 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6171 mips/t-libgcc-mips16 to tmake_file.
6172 * config/mips/mips-protos.h (mips_call_type): New enum.
6173 (mips_pic_base_register, mips_got_load): Declare.
6174 (mips_restore_gp): Take an rtx argument.
6175 (mips_use_pic_fn_addr_reg_p): Declare.
6176 (mips_expand_call): Replace the sibcall_p argument with
6177 a mips_call_type argument. Add a lazy_p parameter.
6178 (mips_split_call): Declare.
6179 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6180 (MIPS16_PIC_TEMP): Likewise.
6181 (reg_class): Delete M16_NA_REGS.
6182 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6183 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6184 (mips_split_hi_p): Declare.
6185 * config/mips/mips.c (mips_split_hi_p): New array.
6186 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6187 (mips_got_symbol_type_p): New function.
6188 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6189 (mips16_stub_function_p): New function.
6190 (mips16_local_function_p): Likewise.
6191 (mips_use_pic_fn_addr_reg_p): Likewise.
6192 (mips_cannot_force_const_mem): Return false for HIGHs.
6193 Extend CONST_INT and symbolic handling to MIPS16, using
6194 mips_symbol_insns to check that the base symbol type is a
6195 legitimate constant. Reject GOT-based constants if
6196 TARGET_MIPS16_PCREL_LOADS.
6197 (mips_const_insns): Check targetm.cannot_force_const_mem when
6198 decomposing a symbolic base and a large offset.
6199 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6200 When calling a function that needs $25 from MIPS16 code,
6201 move the target address into $25 separately and add a USE
6203 (mips16_gp_pseudo_reg): Insert the initializer immediately
6204 before the first real insn.
6205 (mips_pic_base_register, mips_got_load): New functions.
6206 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6207 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6208 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6209 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6210 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6211 also passing NULL_RTX rather than const0_rtx as the aux argument.
6212 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6213 instead of TARGET_EXPLICIT_RELOCS.
6214 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6215 (mips_load_call_address): Replace the sibcall_p argument with
6216 a mips_call_type argument. Use mips_got_load.
6217 (mips16_local_alias): New structure.
6218 (mips16_local_aliases): New variable.
6219 (mips16_local_aliases_hash): New function.
6220 (mips16_local_aliases_eq): Likewise.
6221 (mips16_local_alias): Likewise.
6222 (mips16_stub_function): Likewise.
6223 (mips16_build_function_stub): Create a local alias for the target
6224 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6225 .cpload directive and an R_MIPS_NONE relocation for the target
6226 function, then load the alias rather than the function itself.
6227 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6228 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6229 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6230 (mips16_build_call_stub): Replace the FN parameter with an
6231 FN_PTR parameter. Force the address into a register if it
6232 isn't a call_insn_operand; don't rely on the caller to do this.
6233 If a call to a locally-defined and locally-binding MIPS16
6234 function must be made indirectly, redirect the call to the
6235 function's local alias. Use mips16_stub_function_p,
6236 mips16_stub_function, mips_expand_call and use_reg.
6237 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6238 Use explicit %hi and %lo accesses where possible.
6239 Use MIPS_CALL to generate the correct code form of a
6240 jal instruction. Add clobbers of $18 instead of uses.
6241 Update the call to mips_emit_call_insn.
6242 (mips_expand_call): Replace the SIBCALL_P argument with a
6243 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6244 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6245 allowing it to modify the call address. Update the calls to
6246 mips_load_call_address and mips_emit_call_insn.
6247 (mips_split_call): New function.
6248 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6249 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6250 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6251 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6252 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6254 (mips_cprestore_slot): New function.
6255 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6256 and use mips_cprestore_slot.
6257 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6259 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6260 then use a copygp_mips16 instruction to set up $28.
6261 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6262 (mips16_lay_out_constants): Call split_all_insns_noflow.
6263 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6264 false if TARGET_MIPS16.
6265 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6266 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6267 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6268 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6269 MIPS16 code. Allow MIPS16 o32 PIC.
6270 (mips_override_options): Allow MIPS16 o32 PIC.
6271 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6272 after reload if TARGET_USE_GOT.
6273 (UNSPEC_COPYGP): New constant.
6274 (length): Use a default length of 8 for MIPS16 GOT loads.
6275 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6276 (*got_page<mode>): Check mips_split_hi_p.
6277 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6278 (unspec_got<mode>, unspec_call<mode>): New expanders.
6279 (load_got<mode>, load_call<mode>): Remove the length attributes.
6280 Use a got attribute instead of a type attribute.
6281 (copygp_mips16): New insn.
6282 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6283 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6284 (sibcall, sibcall_value, call, call_value): Update the calls
6285 to mips_expand_call.
6286 (call_internal, call_value_internal): Use mips_split_call.
6287 (call_value_multiple_internal): Likewise.
6288 (call_split): Move after call_internal (the insn it is split from).
6289 (call_internal_direct, call_value_internal_direct): Turn into
6290 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6291 (call_direct_split, call_value_direct_split): New patterns.
6292 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6293 and use M16_REGS instead of M16_NA_REGS.
6294 * config/mips/predicates.md (const_call_insn_operand): Replace
6295 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6296 mips_use_pic_fn_addr_reg_p check.
6297 (move_operand): Reject HIGHs if mips_split_hi_p.
6298 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6299 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6300 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6301 * config/mips/libgcc-mips16.ver: New file.
6302 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6303 $(srcdir)/config/mips/libgcc-mips16.ver.
6305 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6307 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6309 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6310 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6311 (mips16_cfun_returns_in_fpr_p): Likewise.
6313 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6315 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6316 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6317 rather than 4 to PC.
6319 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6321 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6322 (FUNCTION_PROFILER): Save the static chain pointer into $2
6323 beforehand and restore it aftewards.
6324 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6325 address directly into $25 and call the function through $25;
6326 do not clobber $3. Pad the DImode version to cover the space
6327 left by the deleted $25 <- $3 move.
6328 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6329 the removal of the $25 <- $3 move.
6330 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6331 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6333 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6334 Daniel Jacobowitz <dan@codesourcery.com>
6336 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6337 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6338 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6339 * config/mips/mips.c (mips_start_function_definition): New function.
6340 (mips_end_function_definition): Likewise.
6341 (mips_output_function_prologue): Use mips_start_function_definition.
6342 (mips_output_function_epilogue): Use mips_end_function_definition.
6343 (build_mips16_function_stub): Use mips_start_function_definition
6344 and mips_end_function_definition.
6345 (build_mips16_call_stub): Likewise.
6347 2008-08-09 Richard Guenther <rguenther@suse.de>
6349 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6350 * gimple.h (gimple_call_fn): Adjust comment.
6351 (gimple_call_set_fndecl): New function.
6352 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6353 longer having bare FUNCTION_DECL operand.
6354 (gimple_call_return_type): Likewise.
6355 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6357 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6358 (gimple_mod_pow2): Likewise.
6359 (gimple_mod_subtract): Likewise.
6360 (gimple_ic): Likewise.
6361 (gimple_stringop_fixed_value): Likewise.
6362 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6363 longer having bare FUNCTION_DECL operand.
6364 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6365 * omp-low.c (optimize_omp_library_calls): Likewise.
6366 * cgraphunit.c (update_call_expr): Likewise.
6367 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6368 (execute_convert_to_rsqrt): Likewise.
6369 * cfgexpand.c (gimple_to_tree): Simplify.
6370 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6371 bare FUNCTION_DECL operand.
6372 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6373 (convert_gimple_call): Use gimple_call_fndecl.
6374 * c-common.c (c_warn_unused_result): Likewise.
6376 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6379 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6380 (c_finish_return): Likewise.
6381 (c_start_case): Likewise.
6382 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6383 * c-parser.c (c_parser_condition): New. Call
6384 verify_sequence_points.
6385 (c_parser_paren_condition): Call c_parser_condition.
6386 (c_parser_for_statement): Call c_parser_condition.
6388 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6391 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6392 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6393 Moved from diagnostic.h
6394 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6396 (emit_diagnostic): New.
6397 (warning0, pedwarn0): Delete.
6398 (warning, warning_at, pedwarn, permerror): Return bool.
6399 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6400 Moved to diagnostic.c.
6401 (struct diagnostic_context): Use correct type for
6402 classify_diagnostic.
6403 (diagnostic_report_diagnostic): Update declaration.
6404 (emit_diagnostic): Declare.
6405 * errors.c (warning): Return bool.
6406 * errors.h (warning): Update declaration.
6407 * toplev.h (warning0, pedwarn0): Delete.
6408 (warning, warning_at, pedwarn, permerror): Return bool.
6409 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6410 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6411 inform. Update all calls.
6412 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6413 before giving informative note.
6414 (implicit_decl_warning): Likewise.
6415 * c-typeck.c (build_function_call): Likewise.
6416 * tree-sssa.c (warn_uninit): Likewise.
6417 * builtins.c (gimplify_va_arg_expr): Likewise.
6419 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6422 * doc/invoke.texi (-Wextra): Move warning from here...
6423 (-Wuninitialized): ... to here.
6425 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6428 * flags.h (set_Wunused): Delete
6429 * toplev.c (process_options): Handle Wunused flags here.
6430 * opts.c (maybe_warn_unused_parameter): Delete.
6431 (common_handle_option): Replace set_Wunused by warn_unused.
6432 (set_Wextra): Do not handle Wunused-parameter here.
6433 (set_Wunused): Delete.
6434 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6436 * common.opt (Wunused): Add Var and Init.
6437 (Wunused-function): Likewise.
6438 (Wunused-label): Likewise.
6439 (Wunused-parameter): Likewise.
6440 (Wunused-value): Likewise.
6441 (Wunused-variable): Likewise.
6443 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6445 * doc/invoke.texi: Add cpu_type power7.
6446 * config.in (HAVE_AS_VSX): New.
6447 * config.gcc: Add cpu_type power7.
6448 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6450 * configure: Regenerate.
6451 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6453 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6454 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6455 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6457 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6459 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6460 type to vectorize.builtin_conversion.
6461 (vectorizable_conversion): Likewise.
6462 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6463 integral type as input.
6464 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6466 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6467 and ALTIVEC_BUILTIN_VCTSXS.
6468 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6471 2008-08-08 Richard Guenther <rguenther@suse.de>
6473 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6474 (surely_varying_stmt_p): Calls are varying only if they are
6475 non-builtin and not indirect or have no result.
6476 (ccp_fold): Re-instantiate code before the tuples merge.
6478 2008-08-08 Richard Guenther <rguenther@suse.de>
6480 PR tree-optimization/37056
6481 * gimple.h (gimple_assign_rhs_class): New helper function.
6482 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6483 unary operations properly.
6485 2008-08-07 Jan Hubicka <jh@suse.cz>
6487 * i386.h (ix86_size_cost): Declare.
6488 (ix86_cur_cost): New function macro.
6489 * i386.md (peepholes expanding size and splitters): Predicate by
6490 optimize_insn_for_speed_p.
6491 (peepholes reduce size and splitters): Predicate by
6492 optimize_insn_for_size_p.
6493 * i386.c (ix86_size_cost): Rename from ...
6494 (size_cost): This one.
6495 (override_options): Update.
6496 (decide_alg): Likewise.
6497 (ix86_expand_clear): Use RTL profile.
6498 (ix86_pad_returns): Use RTL profile.
6500 2008-08-07 Jan Hubicka <jh@suse.cz>
6502 * recog.c (split_all_insns): Set RTL profile
6503 (peephole2_optimize): Likewise.
6504 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6505 * combine.c (combine_instructions): Likewise.
6507 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6509 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6511 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6513 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6514 value in a6 after the set_frame_ptr insn.
6516 2008-08-07 Richard Henderson <rth@redhat.com>
6519 * gcc.c (cpp_options): Pass along -g*.
6521 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6523 * config/arm/arm.c (output_move_neon): Update comment describing
6524 big-endian vector layout.
6525 (arm_assemble_integer): Do not handle big-endian NEON vectors
6527 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6528 neon_vget_lane<mode>_sext_internal,
6529 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6530 element indices for big-endian.
6532 2008-08-07 Richard Henderson <rth@redhat.com>
6534 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6535 * configure, config.in: Rebuild.
6536 * debug.h (dwarf2out_do_cfi_asm): Declare.
6537 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6538 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6539 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6540 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6542 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6544 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6545 movv2si_internal): Combine into mov<mode>_internal.
6546 (movv2si_internal_2): Remove.
6548 2008-08-07 Jan Hubicka <jh@suse.cz>
6551 * i386.md (single stringop patterns): Enable unconditionally.
6553 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6556 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6558 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6559 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6561 * config/i386/sse.md (sse2_movq128): New.
6563 * doc/extend.texi: Document __builtin_ia32_movq128.
6565 2008-08-07 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6569 pointers can access anything.
6571 2008-08-06 Jan Hubicka <jh@suse.cz>
6573 * optabs.c (emit_unop_insn): Break out to ...
6574 (maybe_emit_unop_insn): ... this one.
6575 (expand_sfix_optab): Use maybe variant.
6576 * optabs.h (maybe_emit_unop_insn): Declare.
6578 * i386.md (mov0 patterns): Enable by default.
6579 (FP conversion expanders): Disable expansion of code expanding
6580 sequences when instruction should be optimized for size.
6581 (single strinop patterns): Enable when optimizing for size.
6582 (string expanders): Disable expanding of code expanding sequences
6583 when optimizning instruction for size.
6584 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6586 (ix86_fp_comparison_sahf_cost): Likewise.
6587 (ix86_expand_branch): Likewise.
6588 (ix86_expand_ashl_const): Likewise.
6589 (ix86_split_ashl): Likewise.
6590 (ix86_expand_strlen): Likewise.
6591 (ix86_emit_fp_unordered_jump): Likewie.
6593 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6595 * c-common.c: Fix typo.
6596 (c_common_reswords): Activate more C++ keyword warnings.
6598 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6600 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6603 * diagnostic.c (permerror_at): New.
6604 * toplev.h (permerror_at): Declare.
6606 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6607 Ira Rosen <irar@il.ibm.com>
6609 * tree-vect-transform.c (vect_model_simple_cost): Return
6610 immediately if stmt is pure SLP.
6611 (vect_model_store_cost): Ditto.
6612 (vect_model_load_cost): Ditto.
6613 (vectorizable_store): Remove PURE_SLP check before call
6614 to vect_model_store_cost.
6615 (vect_model_store_cost): When checking whether stmt describe
6616 strided access, add a check that it is not slp_node.
6618 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6621 * c-common.c (warn_for_sign_compare): New. Handle separately the
6622 case that 'constant' is zero.
6623 * c-typeck.c (build_binary_op): Move code to c-common.c
6625 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6627 * config/alpha/alpha.c (alpha_preferred_reload_class,
6628 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6629 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6630 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6631 * config/arm/arm.md: Likewise.
6632 * config/avr/avr-protos.h (preferred_reload_class,
6633 test_hard_reg_class, avr_simplify_comparison_p,
6634 out_shift_with_cnt, class_max_nregs): Likewise.
6635 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6636 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6637 preferred_reload_class, test_hard_reg_class): Likewise.
6638 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6639 bfin_memory_move_cost, bfin_secondary_reload,
6640 bfin_output_mi_thunk): Likewise.
6641 * config/crx/crx.c (crx_secondary_reload_class,
6642 crx_memory_move_cost): Likewise.
6643 * config/frv/frv-protos.h (frv_secondary_reload_class,
6644 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6645 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6646 frv_secondary_reload_class, frv_class_likely_spilled_p,
6647 frv_class_max_nregs): Likewise.
6648 * config/h8300/h8300.c (h8300_classify_operand,
6649 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6651 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6652 * config/ia64/ia64.c (ia64_preferred_reload_class,
6653 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6654 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6655 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6657 * config/m68hc11/m68hc11.c (preferred_reload_class,
6658 m68hc11_memory_move_cost): Likewise.
6659 * config/mcore/mcore.c (mcore_secondary_reload_class,
6660 mcore_reload_class): Likewise.
6661 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6662 mips_class_max_nregs, mips_cannot_change_mode_class,
6663 mips_preferred_reload_class, mips_secondary_reload_class,
6664 mips_output_mi_thunk): Likewise.
6665 * config/mmix/mmix.c (mmix_preferred_reload_class,
6666 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6668 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6670 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6671 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6672 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6673 * config/rs6000/rs6000.c (paired_expand_vector_init,
6674 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6675 compare_section_name, rs6000_memory_move_cost): Likewise.
6676 * config/s390/s390.c (s390_emit_compare_and_swap,
6677 s390_preferred_reload_class, s390_secondary_reload,
6678 legitimize_pic_address, legitimize_tls_address,
6679 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6680 s390_class_max_nregs): Likewise.
6681 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6682 * config/s390/s390.md: Likewise.
6683 * config/score/score-protos.h (score_secondary_reload_class,
6684 score_preferred_reload_class): Likewise.
6685 * config/score/score.c (score_preferred_reload_class,
6686 score_secondary_reload_class): Likewise.
6687 * config/score/score3.c (score3_output_mi_thunk,
6688 score3_preferred_reload_class, score3_secondary_reload_class,
6689 score3_hard_regno_mode_ok): Likewise.
6690 * config/score/score3.h (score3_preferred_reload_class,
6691 score3_secondary_reload_class): Likewise.
6692 * config/score/score7.c (score7_output_mi_thunk,
6693 score7_preferred_reload_class, score7_secondary_reload_class,
6694 score7_hard_regno_mode_ok): Likewise.
6695 * config/score/score7.h (score7_preferred_reload_class,
6696 score7_secondary_reload_class): Likewise.
6697 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6698 output_branchy_insn, add_constant, gen_block_redirect,
6699 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6700 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6701 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6702 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6703 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6704 xstormy16_preferred_reload_class): Likewise.
6705 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6706 xtensa_expand_atomic, override_options,
6707 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6709 * reorg.c (try_merge_delay_insns): Likewise.
6710 * tree.c (merge_dllimport_decl_attributes): Likewise.
6712 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6714 2008-08-06 Michael Matz <matz@suse.de>
6716 * Makefile.in (write_entries_to_file): Quote words.
6717 * gengtype.c: (read_input_line): Skip over leading white-space.
6719 2008-08-06 Marc Gauthier <marc@tensilica.com>
6721 * config.gcc: Match more processor names for Xtensa.
6722 * configure.ac: Likewise.
6723 * doc/install.texi (Specific): Likewise.
6724 * configure: Regenerate.
6726 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6728 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6729 * calls.c (avoid_likely_spilled_reg): Likewise.
6730 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6731 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6732 * config/i386/i386.c (ix86_expand_special_args_builtin,
6733 ix86_secondary_reload): Likewise.
6734 * except.c (struct eh_region, gen_eh_region_catch,
6735 remove_unreachable_regions, duplicate_eh_regions,
6736 assign_filter_values, build_post_landing_pads,
6737 sjlj_find_directly_reachable_regions, remove_eh_handler,
6738 reachable_next_level, foreach_reachable_handler,
6739 can_throw_internal_1, can_throw_external_1,
6740 collect_one_action_chain): Likewise.
6741 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6742 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6743 * function.c (update_temp_slot_address, instantiate_new_reg,
6744 instantiate_virtual_regs_in_rtx,
6745 instantiate_virtual_regs_in_insn): Likewise.
6746 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6747 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6748 gimplify_cleanup_point_expr): Likewise.
6749 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6750 * passes.c (next_pass_1): Likewise.
6751 * print-tree.c (print_node_brief, print_node): Likewise.
6752 * profile.c (branch_prob): Likewise.
6753 * tree-dump.c (dump_register): Likewise.
6754 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6756 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6757 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6758 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6759 copy_arguments_for_versioning, copy_static_chain): Likewise.
6760 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6761 add_new_name_mapping, register_new_name_mapping): Likewise.
6762 * tree-mudflap.c (mf_xform_derefs): Likewise.
6763 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6764 get_init_expr, combine_chains): Likewise.
6765 * tree-pretty-print.c (dump_generic_node): Likewise.
6766 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6767 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6768 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6769 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6771 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6774 * calls.c (expand_call): Use the biggest preferred stack
6777 2008-08-06 Michael Matz <matz@suse.de>
6780 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6781 for reused reload, instead of overwriting them.
6783 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6786 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6787 for incoming stack boundary.
6789 * function.c (assign_parm_find_entry_rtl): Update
6790 parm_stack_boundary.
6792 * function.h (rtl_data): Add parm_stack_boundary.
6794 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6795 parm_stack_boundary for incoming stack boundary.
6797 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6799 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6800 for unrepresentable subregs or treat them as equal to other regs
6801 or subregs with the same register number.
6803 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6806 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6809 2008-08-06 Jan Hubicka <jh@suse.cz>
6811 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6812 frequencies might be hot.
6814 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6816 * reload.c (find_reloads): Force constants into literal pool
6817 also if they are wrapped in a SUBREG.
6819 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6822 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6823 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6824 Don't allow predicated instructions for data speculation.
6825 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6828 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6830 * haifa-sched.c (extend_global): Split to extend_global_data and
6831 extend_region_data. Update all uses.
6832 (extend_all): Rename to extend_block_data.
6834 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6836 * sched-rgn.c (new_ready): Check if instruction can be
6837 speculatively scheduled before attempting speculation.
6838 (debug_rgn_dependencies): Remove wrongful assert.
6840 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6842 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6844 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6846 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6847 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6848 va_size, and type_size.
6850 2008-08-04 Jason Merrill <jason@redhat.com>
6853 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6854 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6856 2008-08-05 Richard Henderson <rth@redhat.com>
6858 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6859 * configure: Rebuild.
6861 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6864 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6865 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6868 2008-08-05 Richard Henderson <rth@redhat.com>
6870 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6871 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6872 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6873 * common.opt (fdwarf2-cfi-asm): New.
6874 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6875 * config.in, configure: Rebuild.
6876 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6877 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6879 (dw2_force_const_mem): Externalize.
6880 * dwarf2asm.h: Update.
6881 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6882 generate a real label.
6883 (output_cfi_directive): New.
6884 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6885 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6886 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6888 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6889 (output_loc_operands_raw, output_loc_sequence_raw): New.
6890 (output_cfa_loc_raw): New.
6892 2008-08-05 Paul Brook <paul@codesourcery.com>
6894 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6895 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6896 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6897 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6898 * config/arm/arm.h (TARGET_VFPD32): Define.
6899 (TARGET_VFP3): Use TARGET_VFPD32.
6900 (fputype): Add FPUTYPE_VFP3D16.
6901 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6902 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6903 * config/arm/arm-cores.def: Add cortex-r4f.
6904 * config/arm/arm-tune.md: Regenerate.
6906 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6908 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6909 Reword some comments throughout the file.
6911 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6912 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6913 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6914 MFC_MIN_DMA_LIST_ELEMENTS.
6915 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6916 MFC_MAX_DMA_LIST_ELEMENTS.
6918 (MFC_START_ENABLE): Remove PPU-only define.
6919 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6920 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6922 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6923 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6924 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6925 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6926 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6927 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6928 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6930 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6931 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6932 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6933 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6935 (spu_read_machine_status): Fix typo.
6937 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6939 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6940 SUBREG of multi-word hard register.
6941 * config/spu/spu.c (valid_subreg): Likewise.
6942 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6944 2008-08-04 Richard Guenther <rguenther@suse.de>
6946 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6947 the candidate with the stripped base if that base is different
6948 from the original base even for offset zero.
6950 2008-08-04 Richard Guenther <rguenther@suse.de>
6953 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6954 check for no_overflow.
6956 2008-08-04 Richard Guenther <rguenther@suse.de>
6958 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6960 2008-08-04 Paul Brook <paul@codesourcery.com>
6962 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6963 (arm_order_regs_for_local_alloc): New function.
6964 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6966 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6968 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6971 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6972 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6973 (ix86_expand_epilogue): Likewise.
6975 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6977 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6980 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6982 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6983 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6984 (*movv2sf_internal_rex64): Ditto.
6986 2008-08-03 Jan Hubicka <jh@suse.cz>
6988 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6989 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6990 * expmed.c (expand_smod_pow2): Likewise.
6992 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6995 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6996 alternative 0 of operand 1.
6997 (*vec_concatv2di_rex64_sse): Ditto.
6998 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7000 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7001 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7002 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7003 (*movv2sf_internal_rex64): Ditto.
7005 2008-08-02 Richard Guenther <rguenther@suse.de>
7008 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7009 (ssedoublesizemode): New mode attribute.
7010 (sse_shufps): Call gen_sse_shufps_v4sf.
7011 (sse_shufps_1): Macroize.
7012 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7013 (sse2_shufpd_1): Macroize.
7014 (vec_extract_odd, vec_extract_even): New expanders.
7015 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7016 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7017 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7018 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7019 (ix86_expand_vector_set): Likewise.
7020 (ix86_expand_reduc_v4sf): Likewise.
7022 2008-08-01 Doug Kwan <dougkwan@google.com>
7024 * matrix-reorg.c: Re-enable all code.
7025 (struct malloc_call_data): Change CALL_STMT to gimple type.
7026 (collect_data_for_malloc_call): Tuplify.
7027 (struct access_site_info): Change STMT to gimple type.
7028 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7029 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7030 (struct free_info): Change STMT to gimple type.
7031 (struct matrix_access_phi_node): Change PHI to gimple type.
7032 (get_inner_of_cast_expr): Remove.
7033 (may_flatten_matrices_1): Tuplify.
7034 (may_flatten_matrices): Ditto.
7035 (mark_min_matrix_escape_level): Ditto.
7036 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7037 (ssa_accessed_in_call_rhs): New
7038 (ssa_accessed_in_assign_rhs): New
7039 (record_access_alloc_site_info): Tuplify.
7040 (add_allocation_site): Ditto.
7041 (analyze_matrix_allocation_site): Ditto.
7042 (analyze_transpose): Ditto.
7043 (get_index_from_offset): Ditto.
7044 (update_type_size): Ditto.
7045 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7046 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7047 (analyze_accesses_for_phi_node): Tuplify.
7048 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7049 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7050 (analyze_matrix_accesses): Tuplify.
7051 (check_var_data): New call-back type for check_var_notmodified_p.
7052 (check_var_notmodified_p): Tuplify and use call-back struct to
7053 return statement found.
7054 (can_calculate_expr_before_stmt): Factor out statement related code
7056 (can_calculate_stmt_before_stmt): New.
7057 (check_allocation_function): Tuplify.
7058 (find_sites_in_func): Ditto.
7059 (record_all_accesses_in_func): Ditto.
7060 (transform_access_sites): Ditto.
7061 (transform_allocation_sites): Ditto.
7062 (matrix_reorg): Re-enable.
7063 (gate_matrix_reorg): Re-enable.
7065 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7067 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7068 for labels for which it hasn't been set yet. If it has been set,
7069 stop walking insns and continue with next worklist item.
7070 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7071 if the only BARRIER is at the very end of a function.
7073 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7075 * cfgexpand.c (expand_stack_alignment): Assert that
7076 stack_realign_drap and drap_rtx must match.
7078 * function.c (instantiate_new_reg): If DRAP is used to realign
7079 stack, replace virtual_incoming_args_rtx with internal arg
7082 2008-08-01 Richard Guenther <rguenther@suse.de>
7084 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7085 loop information only if we initialized it.
7086 (execute_pre): Call fini_pre with in_fre.
7087 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7088 if we do not unroll because we hit max-completely-peeled-insns.
7089 Use our estimation for consistency, do allow shrinking.
7091 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7093 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7094 with MIN_STACK_BOUNDARY.
7095 (ix86_update_stack_boundary): Likewise.
7096 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7099 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7100 (MIN_STACK_BOUNDARY): This.
7102 2008-08-01 Richard Guenther <rguenther@suse.de>
7105 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7107 2008-08-01 Richard Guenther <rguenther@suse.de>
7109 PR tree-optimization/36988
7110 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7111 do not matter if that doesn't change volatile qualification.
7113 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7115 * configure.ac: Do not generate libada-mk. Do not subst
7117 * libada-mk.in: Remove.
7118 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7119 * configure: Regenerate.
7121 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7123 * tree-pass.h: Added comment about not dumping passes with name
7124 starting with star in struct opt_pass.
7125 * passes.c (register_dump_files_1): Don't do dump for a pass with
7126 name starting with star.
7127 * doc/passes.texi (Pass manager): Mention pass names and special
7128 meaning of star prefix to avoid dump.
7130 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7132 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7134 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7135 (ISA_MIPS64R2): New macro.
7136 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7137 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7138 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7139 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7140 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7141 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7142 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7143 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7144 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7145 Move up to keep list alphabetically sorted.
7146 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7147 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7149 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7150 (-march=@var{arch}): Add mips64r2.
7152 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7154 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7156 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7158 * expr.c (expand_assignment): Check for complete type.
7160 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7163 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7165 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7166 for stack alignment.
7168 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7170 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7172 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7173 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7175 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7177 PR rtl-optimization/36419
7178 * dwarf2out.c (barrier_args_size): New variable.
7179 (compute_barrier_args_size, compute_barrier_args_size_1): New
7181 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7182 if not called yet in the current function, use barrier_args_size
7183 array to find the new args_size value.
7184 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7186 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7189 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7192 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7195 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7196 (dwarf2out_stack_adjust): Use it.
7197 (dwarf2out_frame_debug_expr): Likewise.
7199 2008-07-31 Richard Guenther <rguenther@suse.de>
7201 PR tree-optimization/36978
7202 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7203 the generated condition.
7205 2008-07-31 Richard Guenther <rguenther@suse.de>
7207 * passes.c (init_optimization_passes): Always call
7208 pass_early_warn_uninitialized.
7209 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7210 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7211 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7213 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7216 * builtins.c (maybe_emit_free_warning): New function.
7217 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7218 maybe_emit_free_warning for BUILT_IN_FREE.
7221 * dwarf2out.c (get_context_die): New function.
7222 (force_decl_die, force_type_die): Use it.
7223 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7224 returns NULL, force generation of DW_TAG_typedef and put that into
7227 PR preprocessor/36649
7228 * c-pch.c (c_common_read_pch): Save and restore
7229 line_table->trace_includes across PCH restore.
7231 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7234 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7236 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7239 * final.c (call_from_call_insn): Handle COND_EXEC.
7241 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7243 * builtins.c (std_gimplify_va_arg_expr): Replace
7244 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7245 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7247 2008-07-30 Joey Ye <joey.ye@intel.com>
7248 H.J. Lu <hongjiu.lu@intel.com>
7250 * builtins.c (expand_builtin_setjmp_receiver): Replace
7251 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7252 (expand_builtin_apply_args_1): Likewise.
7253 (expand_builtin_longjmp): Need DRAP for stack alignment.
7254 (expand_builtin_apply): Likewise.
7256 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7257 instead of assign_stack_local to allow alignment reduction.
7259 * calls.c (emit_call_1): Need DRAP for stack alignment if
7261 (expand_call): Replace virtual_incoming_args_rtx with
7262 crtl->args.internal_arg_pointer.
7263 * stmt.c (expand_nl_goto_receiver): Likewise.
7265 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7266 alignment and store to stack_alignment_estimated and
7267 max_used_stack_slot_alignment.
7268 (expand_one_var): Likewise.
7269 (expand_stack_alignment): New function.
7270 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7271 and stack_alignment_estimated fields in rtl_data. Call
7272 expand_stack_alignment at end.
7274 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7275 (MAX_STACK_ALIGNMENT): Likewise.
7276 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7277 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7279 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7280 stack alignment when generating virtual registers.
7282 * function.c (assign_stack_local): Renamed to ...
7283 (assign_stack_local_1): This. Add a parameter to indicate
7284 if it is OK to reduce alignment.
7285 (assign_stack_local): Use it.
7286 (instantiate_new_reg): Instantiate virtual incoming args rtx
7287 to vDRAP if stack realignment and DRAP is needed.
7288 (assign_parms): Collect parameter/return type alignment and
7289 contribute to stack_alignment_estimated.
7290 (locate_and_pad_parm): Likewise.
7291 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7292 with crtl->args.internal_arg_pointer.
7294 * function.h (rtl_data): Add new field drap_reg,
7295 max_used_stack_slot_alignment, stack_alignment_estimated,
7296 stack_realign_needed, need_drap, stack_realign_processed and
7297 stack_realign_finalized.
7298 (stack_realign_fp): New macro.
7299 (stack_realign_drap): Likewise.
7301 * global.c (compute_regsets): Frame pointer is needed when
7302 stack is realigned. Can eliminate frame pointer when stack is
7303 realigned and dynamic realigned argument pointer isn't used.
7305 * reload1.c (update_eliminables): Frame pointer is needed
7306 when stack is realigned.
7307 (init_elim_table): Can eliminate frame pointer when stack is
7308 realigned and dynamic realigned argument pointer isn't used.
7310 * rtl.h (assign_stack_local_1): Declare new funtion.
7312 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7313 (TARGET_GET_DRAP_RTX): Likewise.
7314 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7315 TARGET_GET_DRAP_RTX.
7317 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7319 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7320 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7322 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7323 H.J. Lu <hongjiu.lu@intel.com>
7325 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7326 vdrap_reg, stack_realign and drap_reg_saved.
7327 (add_cfi): Don't allow redefining CFA when DRAP is used.
7328 (reg_save): Handle stack alignment.
7329 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7330 alignment. Don't generate DWARF information for (set fp sp)
7332 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7334 (int_loc_descriptor): Move prototype forward. Also define if
7335 DWARF2_UNWIND_INFO is true.
7336 (output_cfa_loc): Handle DW_CFA_expression.
7337 (build_cfa_aligned_loc): New.
7338 (based_loc_descr): Update assert for stack realign. For local
7339 variables, use sp+offset when stack is aligned without drap and
7340 fp+offset when stack is aligned with drap. For arguments, use
7341 cfa+offset when drap is used to align stack.
7343 2008-07-30 Joey Ye <joey.ye@intel.com>
7344 H.J. Lu <hongjiu.lu@intel.com>
7346 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7348 (ix86_gen_andsp): New.
7349 (ix86_user_incoming_stack_boundary): Likewise.
7350 (ix86_default_incoming_stack_boundary): Likewise.
7351 (ix86_incoming_stack_boundary): Likewise.
7352 (ix86_can_eliminate): Likewise.
7353 (find_drap_reg): Likewise.
7354 (ix86_update_stack_boundary): Likewise.
7355 (ix86_get_drap_rtx): Likewise.
7356 (ix86_finalize_stack_realign_flags): Likewise.
7357 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7358 (TARGET_GET_DRAP_RTX): Likewise.
7359 (override_options): Overide option value for new options.
7360 (ix86_function_ok_for_sibcall): Remove check for
7361 force_align_arg_pointer.
7362 (ix86_handle_cconv_attribute): Likewise.
7363 (ix86_function_regparm): Likewise.
7364 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7365 (ix86_va_start): Replace virtual_incoming_args_rtx with
7366 crtl->args.internal_arg_pointer.
7367 (ix86_select_alt_pic_regnum): Check DRAP register.
7368 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7369 (ix86_compute_frame_layout): Compute frame layout wrt stack
7371 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7372 (ix86_expand_prologue): Decide if stack realignment is needed
7373 and generate prologue code accordingly.
7374 (ix86_expand_epilogue): Generate epilogue code wrt stack
7375 realignment is really needed or not.
7377 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7378 (ABI_STACK_BOUNDARY): Likewise.
7379 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7380 (STACK_REALIGN_DEFAULT): Likewise.
7381 (INCOMING_STACK_BOUNDARY): Likewise.
7382 (MAX_STACK_ALIGNMENT): Likewise.
7383 (ix86_incoming_stack_boundary): Likewise.
7384 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7385 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7386 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7387 (machine_function): Remove force_align_arg_pointer.
7389 * config/i386/i386.md (BX_REG): New.
7390 (R13_REG): Likewise.
7392 * config/i386/i386.opt (mforce_drap): New.
7393 (mincoming-stack-boundary): Likewise.
7394 (mstackrealign): Add Init(-1).
7396 * config/i386/i386-protos.h (ix86_can_eliminate): New
7398 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7400 * doc/extend.texi: Update force_align_arg_pointer.
7402 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7405 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7406 (INCOMING_STACK_BOUNDARY): Likewise.
7407 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7408 (TARGET_GET_DRAP_RTX): Likewise.
7410 2008-07-30 Andreas Schwab <schwab@suse.de>
7412 PR rtl-optimization/36929
7413 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7414 add_insn_before and fix argument order.
7415 (replace_inc_dec_mem): Handle NULL rtx.
7417 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7419 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7421 (arm_compute_initial_elimination_offset): Use it.
7422 (arm_compute_save_reg_mask): Include static chain save slot when
7423 calculating alignment.
7424 (arm_get_frame_offsets): Ditto.
7425 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7426 that we can use to decrement the stack when the stack decrement
7427 could be too big for an immediate value in a single insn.
7428 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7430 2008-07-30 Richard Guenther <rguenther@suse.de>
7432 PR tree-optimization/36967
7433 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7434 Release defs of statements we remove.
7436 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7438 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7439 instead of NULL_RTVEC.
7441 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7445 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7448 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7450 * final.c (call_from_call_insn): New.
7451 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7453 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7455 * configure.ac: Substitute ADA_CFLAGS.
7456 * configure: Regenerate.
7457 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7458 * Makefile.in: Remove mention of X_* variables.
7459 * config/pa/x-ada-hpux10: Remove.
7460 * config/pa/x-ada: Remove.
7462 * doc/fragments.texi: Update.
7464 2008-07-30 Olivier Hainque <hainque@adacore.com>
7466 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7467 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7468 __dso_handle explicitly here.
7470 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7473 * c-typeck.c (build_binary_op): Encapsulate code into...
7474 * c-common.c (shorten_binary_op): ...this new function.
7475 (conversion_warning): Use the new function. Handle non-negative
7476 constant in bitwise-and.
7477 * c-common.h (shorten_binary_op): Declare.
7479 2008-07-30 Olivier Hainque <hainque@adacore.com>
7481 * scan.c (make_sstring_space): Add explicit conversions of
7482 allocator's return value.
7483 * fix-header.c (recognized_function): Likewise.
7485 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7487 * doc/cpp.texi: Update to GFDL 1.2.
7488 * doc/gcc.texi: Do not list GPL as Invariant Section.
7489 * doc/gccint.texi: Likewise. Update copyright years.
7490 * doc/install.texi: Update copyright years.
7492 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7495 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7496 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7498 2008-07-29 Jan Hubicka <jh@suse.cz>
7500 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7501 (grokdeclarator): Likewise.
7502 * langhooks.c (lhd_warn_unused_global_decl): Use
7503 DECL_DECLARED_INLINE_P.
7504 * print-tree.c (print_node): Remove DECL_INLINE check.
7506 2008-07-29 Richard Guenther <rguenther@suse.de>
7508 PR tree-optimization/36945
7509 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7511 Record invariant addresses un-decomposed.
7512 (copy_reference_ops_from_call): Record reference call
7513 arguments properly. Simplify.
7514 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7515 helper split out from ...
7516 (create_component_ref_by_pieces): ... here. Simplify.
7517 Prepare for recursive invocation for call arguments.
7518 (create_expression_by_pieces): Adjust call to
7519 create_component_ref_by_pieces.
7520 (compute_avail): Process operand 2 of reference ops.
7522 2008-07-29 Richard Guenther <rguenther@suse.de>
7524 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7526 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7528 * c-format.c (check_format_types): Revert unwanted checkin.
7530 2008-07-29 Jan Hubicka <jh@suse.cz>
7532 * flags.h (flag_really_no_inline): Remove.
7533 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7534 * toplev.c (flag_really_no_inline): Remove.
7535 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7536 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7537 (cgraph_decide_inlining_incrementally): Likewise.
7538 (compute_inline_parameters): Likewise.
7539 * opts.c (decode_options): Simplify.
7540 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7541 * common.opt (finline): Initialize to 1.
7542 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7544 2008-07-29 Jan Hubicka <jh@suse.cz>
7546 * predict.c (always_optimize_for_size_p): New function.
7547 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7548 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7549 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7551 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7552 * function.c (prepare_function_start): Set default profile.
7553 * function.h (rtl_data): Add maybe_hot_insn_p.
7554 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7555 (construct_exit_block): Likewise.
7556 (tree_expand_cfg): Likewise.
7558 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7559 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7560 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7561 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7564 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7567 * c-decl.c (merge_decls): Merge USED flags.
7569 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7571 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7572 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7573 next_stack, lab_false and lab_over trees.
7575 2008-07-28 Richard Guenther <rguenther@suse.de>
7577 PR tree-optimization/36957
7578 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7579 (useless_type_conversion_p): Remove.
7580 (types_compatible_p): Remove.
7581 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7582 (useless_type_conversion_p): Declare.
7583 (types_compatible_p): Declare.
7584 (gimple_expr_type): Return the base type only if it is
7585 trivially convertible to the subtype.
7587 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7589 * configure.ac: Use the m4_do macro to concatenate the warnings into
7590 one string in ACX_PROG_CC_WARNING_OPTS,
7591 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7592 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7593 * configure: Regenerate.
7595 2008-07-28 Richard Guenther <rguenther@suse.de>
7597 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7598 (insert_fake_stores): Remove.
7599 (realify_fake_stores): Likewise.
7600 (execute_pre): Remove dead code.
7601 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7602 (find_func_aliases): Deal with it here instead.
7603 Re-enable gcc_unreachable call.
7605 2008-07-28 Richard Guenther <rguenther@suse.de>
7607 Merge from gimple-tuples-branch.
7609 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7610 * gimple.def: New file.
7611 * gsstruct.def: Likewise.
7612 * gimple-iterator.c: Likewise.
7613 * gimple-pretty-print.c: Likewise.
7614 * tree-gimple.c: Removed. Merged into ...
7615 * gimple.c: ... here. New file.
7616 * tree-gimple.h: Removed. Merged into ...
7617 * gimple.h: ... here. New file.
7619 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7620 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7621 --enable-checking=gimple flag.
7622 * config.in: Likewise.
7623 * configure: Regenerated.
7625 * tree-ssa-operands.h: Tuplified.
7626 * tree-vrp.c: Likewise.
7627 * tree-loop-linear.c: Likewise.
7628 * tree-into-ssa.c: Likewise.
7629 * tree-ssa-loop-im.c: Likewise.
7630 * tree-dump.c: Likewise.
7631 * tree-complex.c: Likewise.
7632 * cgraphbuild.c: Likewise.
7633 * tree-ssa-threadupdate.c: Likewise.
7634 * tree-ssa-loop-niter.c: Likewise.
7635 * tree-pretty-print.c: Likewise.
7636 * tracer.c: Likewise.
7637 * gengtype.c: Likewise.
7638 * tree-loop-distribution.c: Likewise.
7639 * tree-ssa-loop-unswitch.c: Likewise.
7640 * cgraph.c: Likewise.
7641 * cgraph.h: Likewise.
7642 * tree-ssa-loop-manip.c: Likewise.
7643 * value-prof.c: Likewise.
7644 * tree-ssa-loop-ch.c: Likewise.
7645 * tree-tailcall.c: Likewise.
7646 * value-prof.h: Likewise.
7649 * tree-pass.h: Likewise.
7650 * ipa-cp.c: Likewise.
7651 * tree-scalar-evolution.c: Likewise.
7652 * tree-scalar-evolution.h: Likewise.
7653 * target.h: Likewise.
7654 * lambda-mat.c: Likewise.
7655 * tree-phinodes.c: Likewise.
7656 * diagnostic.h: Likewise.
7657 * builtins.c: Likewise.
7658 * tree-ssa-alias-warnings.c: Likewise.
7659 * cfghooks.c: Likewise.
7660 * fold-const.c: Likewise.
7661 * cfghooks.h: Likewise.
7662 * omp-low.c: Likewise.
7663 * tree-ssa-dse.c: Likewise.
7664 * ipa-reference.c: Likewise.
7665 * tree-ssa-uncprop.c: Likewise.
7666 * toplev.c: Likewise.
7667 * tree-gimple.c: Likewise.
7668 * tree-gimple.h: Likewise.
7669 * tree-chrec.c: Likewise.
7670 * tree-chrec.h: Likewise.
7671 * tree-ssa-sccvn.c: Likewise.
7672 * tree-ssa-sccvn.h: Likewise.
7673 * cgraphunit.c: Likewise.
7674 * tree-ssa-copyrename.c: Likewise.
7675 * tree-ssa-ccp.c: Likewise.
7676 * tree-ssa-loop-ivopts.c: Likewise.
7677 * tree-nomudflap.c: Likewise.
7678 * tree-call-cdce.c: Likewise.
7679 * ipa-pure-const.c: Likewise.
7680 * c-format.c: Likewise.
7681 * tree-stdarg.c: Likewise.
7682 * tree-ssa-math-opts.c: Likewise.
7683 * tree-ssa-dom.c: Likewise.
7684 * tree-nrv.c: Likewise.
7685 * tree-ssa-propagate.c: Likewise.
7686 * ipa-utils.c: Likewise.
7687 * tree-ssa-propagate.h: Likewise.
7688 * tree-ssa-alias.c: Likewise.
7689 * gimple-low.c: Likewise.
7690 * tree-ssa-sink.c: Likewise.
7691 * ipa-inline.c: Likewise.
7692 * c-semantics.c: Likewise.
7693 * dwarf2out.c: Likewise.
7695 * tree-ssa-loop-ivcanon.c: Likewise.
7696 * predict.c: Likewise.
7697 * tree-ssa-loop.c: Likewise.
7698 * tree-parloops.c: Likewise.
7699 * tree-ssa-address.c: Likewise.
7700 * tree-ssa-ifcombine.c: Likewise.
7701 * matrix-reorg.c: Likewise.
7702 * c-decl.c: Likewise.
7703 * tree-eh.c: Likewise.
7704 * c-pretty-print.c: Likewise.
7705 * lambda-trans.c: Likewise.
7706 * function.c: Likewise.
7707 * langhooks.c: Likewise.
7708 * ebitmap.h: Likewise.
7709 * tree-vectorizer.c: Likewise.
7710 * function.h: Likewise.
7711 * langhooks.h: Likewise.
7712 * tree-vectorizer.h: Likewise.
7713 * ipa-type-escape.c: Likewise.
7714 * ipa-type-escape.h: Likewise.
7715 * domwalk.c: Likewise.
7716 * tree-if-conv.c: Likewise.
7717 * profile.c: Likewise.
7718 * domwalk.h: Likewise.
7719 * tree-data-ref.c: Likewise.
7720 * tree-data-ref.h: Likewise.
7721 * tree-flow-inline.h: Likewise.
7722 * tree-affine.c: Likewise.
7723 * tree-vect-analyze.c: Likewise.
7724 * c-typeck.c: Likewise.
7725 * gimplify.c: Likewise.
7726 * coretypes.h: Likewise.
7727 * tree-ssa-phiopt.c: Likewise.
7728 * calls.c: Likewise.
7729 * tree-ssa-coalesce.c: Likewise.
7730 * tree.def: Likewise.
7731 * tree-dfa.c: Likewise.
7732 * except.c: Likewise.
7733 * except.h: Likewise.
7734 * cfgexpand.c: Likewise.
7735 * tree-cfgcleanup.c: Likewise.
7736 * tree-ssa-pre.c: Likewise.
7737 * tree-ssa-live.c: Likewise.
7738 * tree-sra.c: Likewise.
7739 * tree-ssa-live.h: Likewise.
7740 * tree-predcom.c: Likewise.
7741 * lambda.h: Likewise.
7742 * tree-mudflap.c: Likewise.
7743 * ipa-prop.c: Likewise.
7744 * print-tree.c: Likewise.
7745 * tree-ssa-copy.c: Likewise.
7746 * ipa-prop.h: Likewise.
7747 * tree-ssa-forwprop.c: Likewise.
7748 * ggc-page.c: Likewise.
7749 * c-omp.c: Likewise.
7750 * tree-ssa-dce.c: Likewise.
7751 * tree-vect-patterns.c: Likewise.
7752 * tree-ssa-ter.c: Likewise.
7753 * tree-nested.c: Likewise.
7754 * tree-ssa.c: Likewise.
7755 * lambda-code.c: Likewise.
7756 * tree-ssa-loop-prefetch.c: Likewise.
7757 * tree-inline.c: Likewise.
7758 * tree-inline.h: Likewise.
7759 * tree-iterator.c: Likewise.
7760 * tree-optimize.c: Likewise.
7761 * tree-ssa-phiprop.c: Likewise.
7762 * tree-vect-transform.c: Likewise.
7763 * tree-object-size.c: Likewise.
7764 * tree-outof-ssa.c: Likewise.
7765 * cfgloop.c: Likewise.
7766 * system.h: Likewise.
7767 * tree-profile.c: Likewise.
7768 * cfgloop.h: Likewise.
7769 * c-gimplify.c: Likewise.
7770 * c-common.c: Likewise.
7771 * tree-vect-generic.c: Likewise.
7772 * tree-flow.h: Likewise.
7773 * c-common.h: Likewise.
7774 * basic-block.h: Likewise.
7775 * tree-ssa-structalias.c: Likewise.
7776 * tree-switch-conversion.c: Likewise.
7777 * tree-ssa-structalias.h: Likewise.
7778 * tree-cfg.c: Likewise.
7779 * passes.c: Likewise.
7780 * ipa-struct-reorg.c: Likewise.
7781 * ipa-struct-reorg.h: Likewise.
7782 * tree-ssa-reassoc.c: Likewise.
7783 * cfgrtl.c: Likewise.
7784 * varpool.c: Likewise.
7786 * tree-ssanames.c: Likewise.
7787 * tree-ssa-threadedge.c: Likewise.
7788 * langhooks-def.h: Likewise.
7789 * tree-ssa-operands.c: Likewise.
7790 * config/alpha/alpha.c: Likewise.
7791 * config/frv/frv.c: Likewise.
7792 * config/s390/s390.c: Likewise.
7793 * config/m32c/m32c.c: Likewise.
7794 * config/m32c/m32c-protos.h: Likewise.
7795 * config/spu/spu.c: Likewise.
7796 * config/sparc/sparc.c: Likewise.
7797 * config/i386/i386.c: Likewise.
7798 * config/sh/sh.c: Likewise.
7799 * config/xtensa/xtensa.c: Likewise.
7800 * config/stormy16/stormy16.c: Likewise.
7801 * config/ia64/ia64.c: Likewise.
7802 * config/rs6000/rs6000.c: Likewise.
7803 * config/pa/pa.c: Likewise.
7804 * config/mips/mips.c: Likewise.
7806 2008-07-28 Simon Baldwin <simonb@google.com>
7808 * c-pragma.c (handle_pragma_message): New function.
7809 (init_pragma): Register handle_pragma_message.
7810 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7813 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7815 PR tree-optimization/35252
7816 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7817 REALPART_EXPR to be considered as same load operation.
7819 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7821 PR tree-optimization/36830
7822 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7823 (expressions_equal_p): Return false if only one operand is null.
7825 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7827 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7828 version requirements.
7830 2008-07-26 Olivier Hainque <hainque@adacore.com>
7832 * collect2.c (symkind): New enum. Symbol kinds we care about.
7833 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7834 code and head comment accordingly.
7835 (scan_prog_file): Use symkind names instead of bare integers.
7837 2008-07-25 Jan Hubicka <jh@suse.cz>
7839 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7841 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7842 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7843 * dojump.c (clear_pending_stack_adjust): Likewise.
7844 * print-tree.c (print_node): Ignore DECL_INLINE.
7845 * tree-inline.c (inlinable_function_p): Likewise.
7847 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7849 * doc/extend.texi (hot attribute): Document that the hot attribute
7850 turns on -O3 for some ports.
7851 (cold attribute): Document that the cold attribute turns on -Os
7854 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7855 reflect function specific option support.
7857 * target.h (struct target_option_hooks): Add fields to say whether
7858 the cold attribute implies -Os and the hot attribute implies -O3.
7860 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7861 By default, do not turn on -Os for cold functions.
7862 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7863 not turn on -O3 for hot functions.
7865 * c-common.c (handle_hot_attribute): Use target hook to determine
7866 if hot functions should enable -O3.
7867 (handle_cold_attribute): Use target hook to determine if cold
7868 functions should enable -Os.
7870 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7871 (override_options): Move disable scheduling to
7872 optimization_options.
7873 (optimization_options): Disable scheduling here, not
7875 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7876 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7878 * config/ia64/ia64.c (ia64_override_options): Move setting
7879 scheduling flags to ia64_optimization_options.
7880 (ia64_optimization_options): Disable scheduling options here, and
7881 not in ia64_override_options.
7882 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7883 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7885 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7888 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7890 2008-07-25 Martin Jambor <mjambor@suse.cz>
7892 PR tree-optimization/36926
7893 * ipa-prop.c (ipa_analyze_call_uses): Call
7894 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7896 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7898 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7899 movv2si_internal): Add mem = reg alternative.
7901 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7904 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7905 DEFAULT_PCC_STRUCT_RETURN to 127.
7907 2008-07-24 Jan Hubicka <jh@suse.cz>
7909 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7910 (build_cgraph_edges): Likewise.
7911 * cgraph.c (cgraph_node): Do not update assembler hash.
7912 (cgraph_remove_node): Drop non-unit-at-a-time code.
7913 * tree-pass.h (pass_O0_always_inline): Remove.
7914 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7915 * toplev.c (process_options): Flag unit-at-a-time does not imply
7917 * cgraphunit.c: Update comments.
7918 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7919 (cgraph_assemble_pending_functions): Remove.
7920 (cgraph_reset_node): Drop non-unit-at-a-time code.
7921 (cgraph_finalize_function): Likewise.
7922 (cgraph_analyze_function): Likewise.
7923 (cgraph_finalize_compilation_unit): Likewise.
7924 (cgraph_expand_function): Likewise.
7925 (cgraph_optimize): Likesise.
7926 (save_inline_function_body): Likewise.
7927 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7928 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7929 * ipa-inline.c: Update comments.
7930 (enum inlining_mode): remove INLINE_SPEED.
7931 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7932 (cgraph_mark_inline_edge): Likewise.
7933 (try_inline): Likewise.
7934 (cgraph_decide_inlining_incrementally): Likewise.
7935 (cgraph_gate_inlining): Remove.
7936 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7937 (cgraph_gate_early_inlining): Likewise.
7938 (gate_inline_passes): Remove.
7939 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7940 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7941 pass_O0_always_inline): Remove.
7942 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7943 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7944 * opts.c (no_unit_at_a_time_default): Remove.
7945 (decode_options): Remove flag_unit_at_a_time reset and warning.
7946 * opts.h (no_unit_at_a_time_default): Remove.
7947 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7948 early in GNU dialect.
7949 (merge_decls): Update comment; drop unit-at-a-time check.
7950 (finish_decl): Likewise.
7951 (grok_declaration): Remove flag_inline_trees code.
7952 (finish_functions): Return on function returning non-void on all
7954 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7955 * cfgexpand.c (expand_one_static_var): Remove.
7956 (expand_one_var): Remove expand_one_static_var call.
7957 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7958 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7959 and flag_unit_at_a-time compatibility checks.
7960 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7961 * tree-inline.c (flag_inline_trees): Remove.
7962 (inlinable_function_p): Don't check it.
7963 (expand_call_inline): Remove non-unit-at-a-time code.
7964 * tree-inline.h (flag_inline_trees): Remove.
7965 * tree-optimize.c (execute_early_local_optimizations): Remove
7966 unit-at-a-time checks.
7967 (tree_rest_of_compilation): Likewise.
7968 * combine.c (setup_incoming_promotions): Likewise.
7969 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7970 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7971 * passes.c (pass_inline_parameters): Update comments; remove
7972 O0_alwaysinline pass.
7973 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7974 (execute_one_pass): Likewise.
7975 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7976 (ix86_function_sseregparm): Likewise.
7977 * arm.c (arm_function_in_section_p): Likewise.
7978 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7979 * varpool.c: Update comments.
7980 (decide_is_variable_needed): Remove unit-at-a-time checks.
7981 (varpool_finalize_decl): Likewise.
7983 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7985 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7987 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7989 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7991 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7992 imp symbol extension.
7994 2008-07-23 Ian Lance Taylor <iant@google.com>
7996 * tree-vrp.c (infer_value_range): Ignore asm statements when
7997 looking for memory accesses for -fdelete-null-pointer-checks.
7999 2008-07-24 Ben Elliston <bje@au.ibm.com>
8001 * config/spu/spu-c.c (__vector_keyword): New variable.
8002 (vector_keyword): Likewise.
8003 (spu_categorize_keyword): New function.
8004 (spu_macro_to_expand): Likewise.
8005 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8006 compiling an ISO C dialect.
8008 2008-07-24 Ben Elliston <bje@au.ibm.com>
8010 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8013 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8015 * configure: Regenerate.
8016 * configure.ac: Require texinfo 4.7.
8017 * doc/install.texi: Document texinfo 4.7 requirement.
8019 2008-07-23 Martin Jambor <mjambor@suse.cz>
8021 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8022 rather than for DECL_SAVED_TREE.
8023 * ipa-prop.c: Include diagnostic.h.
8024 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8026 (ipa_detect_param_modifications): Function rewritten from scratch.
8027 (ipa_compute_jump_functions): Changed accesses to modification flags.
8028 (ipa_free_node_params_substructures): Update flags destruction.
8029 (ipa_node_duplication_hook): Update flags duplication.
8030 (ipa_print_all_params_modified): Updated flag access.
8031 * ipa-prop.h (struct ipa_param_flags): New structure.
8032 (struct ipa_node_params): New field modification_analysis_done,
8033 modified_flags changed into param_flags.
8034 (ipa_is_ith_param_modified): Changed to use new flags.
8035 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8037 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8038 ipa-cp.c and split into two functions.
8039 (ipa_print_node_jump_functions): New function.
8040 (compute_scalar_jump_functions): New function.
8041 (type_like_member_ptr_p): New function.
8042 (compute_pass_through_member_ptrs): New function.
8043 (fill_member_ptr_cst_jump_function): New function.
8044 (determine_cst_member_ptr): New function.
8045 (compute_cst_member_ptr_arguments): New function.
8046 (ipa_compute_jump_functions): Complete rewrite.
8047 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8048 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8049 (struct ipa_member_ptr_cst): New structure.
8050 (union jump_func_value): New field member_cst.
8051 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8052 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8053 jump function types.
8054 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8055 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8056 instead of ipcp_print_all_jump_functions.
8057 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8058 only for replacable scalars.
8060 * doc/invoke.texi (Optimize options): Add description of
8061 -findirect-inlining.
8062 * common.opt (flag_indirect_inlining): New flag.
8063 * opts.c (decode_options): Set flag_indirect_inlining when
8066 * ipa-inline.c: Include ipa-prop.h.
8067 (inline_indirect_intraprocedural_analysis): New function.
8068 (inline_generate_summary): Allocate parameter and argument info
8069 structures, call inline_indirect_intraprocedural_analysis on each
8070 node when doing indirect inlining and deallocate indirect inlining
8071 data structures in the end.
8072 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8073 (free_all_ipa_structures_after_iinln): New function.
8074 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8076 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8078 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8079 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8080 of computing the frequency separately.
8081 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8082 of computing the frequency separately.
8083 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8084 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8085 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8086 (ipa_get_stmt_member_ptr_load_param): New function.
8087 (ipa_is_ssa_with_stmt_def): New function.
8088 (ipa_note_param_call): New function.
8089 (ipa_analyze_call_uses): New function.
8090 (ipa_analyze_stmt_uses): New function.
8091 (ipa_analyze_params_uses): New function.
8092 (ipa_free_node_params_substructures): Also free the param_calls linked
8094 (ipa_node_duplication_hook): Also duplicate the param_calls
8096 (ipa_print_node_param_flags): New function.
8097 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8098 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8099 * ipa-prop.h (struct ipa_param_flags): New field called.
8100 (struct ipa_param_call_note): New structure.
8101 (struct ipa_node_params): New fields param_calls and
8103 (ipa_is_ith_param_called): New function.
8104 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8105 ipa_analyze_params_uses and dump parameter flags.
8107 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8108 ipa_propagate_indirect_call_infos if performing indirect inlining,
8109 pass a new parameter new_edges to it.
8110 (add_new_edges_to_heap): New fucntion.
8111 (cgraph_decide_inlining_of_small_functions): New vector
8112 new_indirect_edges for newly found indirect edges , call
8113 ipa_propagate_indirect_call_infos after inlining.
8114 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8115 inlining if performing indirect inlining. Call
8116 free_all_ipa_structures_after_iinln when doing so too.
8117 (inline_generate_summary): Do not call
8118 free_all_ipa_structures_after_iinln here.
8119 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8120 (print_edge_addition_message): New function.
8121 (update_call_notes_after_inlining): New function.
8122 (propagate_info_to_inlined_callees): New function.
8123 (ipa_propagate_indirect_call_infos): New function.
8124 * ipa-prop.h: Include cgraph.h
8125 (struct ipa_param_call_note): Fields reordered, new field processed.
8126 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8128 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8129 rediscovered call statements.
8130 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8131 (dump_cgraph_node): Dump also the indirect_call flag.
8132 (cgraph_clone_edge): Copy also the indirect_call flag.
8133 * tree-inline.c (copy_bb): Do not check for fndecls from call
8134 expressions, check for edge availability when moving clones.
8135 (get_indirect_callee_fndecl): New function.
8136 (expand_call_inline): If callee declaration is not apprent from
8137 the statement, try calling get_indirect_callee_fndecl. Do not
8138 issue warnings or call sorry when not inlinings an indirect edge.
8139 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8141 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8142 bit more frandly to matching.
8143 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8144 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8145 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8147 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8150 * opth-gen.awk: Suppress function specific features when building
8152 * optc-gen.awk: Ditto.
8154 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8157 * diagnostic.c (pedwarn): Add opt parameter.
8159 * c-tree.h (pedwarn_init): Add opt parameter.
8160 (pedwarn_c90): Likewise.
8161 (pedwarn_c99): Likewise.
8162 * c-errors.c (pedwarn_c99): Likewise.
8163 (pedwarn_c90): Likewise.
8164 * toplev.h (pedwarn): Update declaration.
8165 (pedwarn0): Declare.
8166 * c-lex.c: All calls to pedwarn changed.
8167 * builtins.c: All calls to pedwarn changed.
8168 * toplev.c: All calls to pedwarn changed.
8169 * c-decl.c: All calls to pedwarn changed.
8170 * c-typeck.c: All calls to pedwarn changed.
8171 * c-common.c: All calls to pedwarn changed.
8172 * c-parser.c: All calls to pedwarn changed.
8174 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8175 Karthik Kumar <karthikkumar@gmail.com>
8177 * attribs.c (file scope): Include c-common.h.
8178 (decl_attributes): Add support for #pragma GCC optimize and
8181 * targhooks.c (default_can_inline_p): New function that is the
8182 default for the TARGET_CAN_INLINE_P target hook.
8184 * targhooks.h (default_can_inline_p): Add declaration.
8186 * tree.c (cl_optimization_node): New static tree for building
8187 OPTIMIZATION_NODE tree.
8188 (cl_target_option_node): New static tree for building
8189 TARGET_OPTION_NODE tree.
8190 (cl_option_hash_table): New hash table for hashing
8191 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8192 (cl_option_hash_hash): New function to provide the hash value for
8193 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8194 (cl_option_hash_eq): New function to provide an equality test for
8195 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8196 (tree_code_size): Add support for OPTIMIZATION_NODE and
8197 TARGET_OPTION_NODE trees.
8198 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8199 TARGET_OPTION_NODE trees.
8200 (build_optimization_node): Build a tree that has all of the
8201 current optimization options.
8202 (build_target_option_node): Build a tree that has the target
8203 options that might be changed on a per function basis.
8205 * tree.h (file scope): Include options.h.
8206 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8207 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8208 (TREE_OPTIMIZATION): Ditto.
8209 (TREE_TARGET_SPECIFIC): Ditto.
8210 (struct tree_function_decl): Add fields for remembering the
8211 current optimization options and target specific options.
8212 (struct tree_optimization_option): New tree variant that remembers
8213 the optimization options.
8214 (struct tree_target_option): New tree variant that remembers the
8215 target specific flags that might change for compiling a particular
8217 (union tree_node): Include tree_optimization_option and
8218 tree_target_option fields.
8219 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8220 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8221 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8222 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8223 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8224 optimization and target options.
8225 (optimization_default_node): New macro to refer to global_trees
8227 (optimization_current_node): Ditto.
8228 (optimization_cold_node): Ditto.
8229 (optimization_hot_node): Ditto.
8230 (target_option_default_node): Ditto.
8231 (target_option_current_node): Ditto.
8232 (current_option_pragma): Ditto.
8233 (current_optimize_pragma): Ditto.
8235 * target.h (struct gcc_target): Add valid_option_attribute_p,
8236 target_option_save, target_option_restore, target_option_print,
8237 target_option_pragma_parse, and can_inline_p hooks.
8239 * toplev.h (parse_optimize_options): Add declaration.
8240 (fast_math_flags_struct_set_p): Ditto.
8242 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8243 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8246 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8247 tree_can_inline_p hook to see if one function can inline another.
8248 (cgraph_decide_inlining): Ditto.
8249 (cgraph_decide_inlining_incrementally): Ditto.
8251 * opts.c (decode_options): Add support for running multiple times
8252 to allow functions with different target or optimization options
8253 than was specified on the command line.
8254 (fast_math_flags_struct_set_p): New function that is similar to
8255 fast_math_flags_set_p, except it uses the values in the
8256 cl_optimization structure instead of global variables.
8258 * optc-gen.awk: Add support for TargetSave to allow a back end to
8259 declare new fields that need to be saved when using function
8260 specific options. Include flags.h and target.h in the options.c
8261 source. Add support for Save to indicate which options can be set
8262 for individual functions. Generate cl_optimize_save,
8263 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8264 cl_target_option_restore, cl_target_option_print functions to
8265 allow functions to use different optimization or target options.
8267 * opt-functions.awk (var_type_struct): Return the type used for
8268 storing the field in a structure.
8270 * opth-gen.awk: Add support for TargetSave to allow a back end to
8271 declare new fields that need to be saved when using function
8272 specific options. Add support for Save to indicate which options
8273 can be set for individual functions. Only generate one extern for
8274 Mask fields. Generate cl_optimization and cl_target_option
8275 structures to remember optimization and target options.
8277 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8278 collecting new tree nodes.
8279 (TS_TARGET_OPTION): Ditto.
8281 * c-decl.c (merge_decls): Merge function specific target and
8282 optimization options.
8284 * function.c (invoke_set_current_function_hook): If the function
8285 uses different optimization options, change the global variables
8288 * coretypes.h (struct cl_optimization): Add forward reference.
8289 (struct cl_target_option): Ditto.
8291 * c-pragma.c (option_stack): New static vector to remember the
8292 current #pragma GCC option stack.
8293 (handle_pragma_option): New function to support #pragma GCC option
8294 to change target options.
8295 (optimize_stack): New static vector to remember the current
8296 #pragma GCC optimize stack.
8297 (handle_pragma_optimize): New function to support #pragma GCC
8298 optimize to change optimization options.
8299 (init_pragma): Add support for #pragma GCC optimize and #pragma
8302 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8303 optimization options.
8304 (TARGET_OPTION_NODE): New tree code for remembering certain target
8307 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8308 TARGET_OPTION_NODE trees.
8310 * common.opt (-O): Add Optimization flag.
8312 (-fmath-errno): Ditto.
8313 (-falign-functions): Add UInteger flag to make sure flag gets full
8314 int in cl_optimization structure.
8315 (-falign-jumps): Ditto.
8316 (-falign-labels): Ditto.
8317 (-falign-loops): Ditto.
8318 (-fsched-stalled-insns): Ditto.
8319 (-fsched-stalled-insns-dep): Ditto.
8321 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8323 (TARGET_OPTION_SAVE): Ditto.
8324 (TARGET_OPTION_RESTORE): Ditto.
8325 (TARGET_OPTION_PRINT): Ditto.
8326 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8327 (TARGET_CAN_INLINE_P): Ditto.
8328 (TARGET_INITIALIZER): Add new hooks.
8330 * tree-inline.c (tree_can_inline_p): New function to determine
8331 whether one function can inline another. Check if the functions
8332 use compatible optimization options, and also call the backend
8335 * tree-inline.h (tree_can_inline_p): Add declaration.
8337 * c-common.c (c_common_attribute): Add support for option and
8338 optimize attributes.
8339 (handle_option_attribute): Add support for the option attribute to
8340 allow the user to specify different target options for compiling a
8342 (handle_optimize_attribute): Add support for the optimize
8343 attribute to allow the user to specify different optimization
8344 options for compiling a specific function.
8345 (handle_hot_attribute): Turn on -O3 optimization for this one
8346 function if it isn't the default optimization level.
8347 (handle_cold_attribute): Turn on -Os optimization for this one
8348 function if it insn't the default optimization.
8349 (const_char_p): New const char * typedef.
8350 (optimize_args): New static vector to remember the optimization
8352 (parse_optimize_options): New function to set up the optimization
8353 arguments from either the optimize attribute or #pragma GCC optimize.
8355 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8356 (builtin_define_std): Ditto.
8358 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8359 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8360 (x86_64-*-*): Ditto.
8362 * Makefile.in (TREE_H): Add options.h.
8363 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8365 * doc/extend.texi (option attribute): Document new attribute.
8366 (optimize attribute): Ditto.
8367 (hot attribute): Document hot attribute sets -O3.
8368 (cold attribute): Document cold attribute sets -Os.
8369 (#pragma GCC option): Document new pragma.
8370 (#pragma GCC optimize): Ditto.
8372 * doc/options.texi (TargetSave): Document TargetSave syntax.
8373 (UInteger): Document UInteger must be used for certain flags.
8374 (Save): Document Save option to create target specific options
8375 that can be saved/restored on a function specific context.
8377 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8378 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8380 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8381 (TARGET_OPTION_SAVE): Ditto.
8382 (TARGET_OPTION_RESTORE): Ditto.
8383 (TARGET_OPTION_PRINT): Ditto.
8384 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8385 (TARGET_CAN_INLINE_P): Ditto.
8387 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8389 (-mfpmath=both): Ditto.
8391 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8392 Karthik Kumar <karthikkumar@gmail.com>
8394 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8395 (TARGET_POPCNT): Ditto.
8396 (TARGET_SAHF): Ditto.
8397 (TARGET_AES): Ditto.
8398 (TARGET_PCLMUL): Ditto.
8399 (TARGET_CMPXCHG16B): Ditto.
8400 (TARGET_RECIP): Move switch into target_flags.
8401 (TARGET_FUSED_MADD): Ditto.
8402 (ix86_arch_features): Make an unsigned char type.
8403 (ix86_tune_features): Ditto.
8404 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8405 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8406 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8408 * config/i386/i386.opt (arch): New TargetSave field to define
8409 fields that need to be saved for function specific option support.
8412 (branch_cost): Ditto.
8413 (ix86_isa_flags_explicit): Ditto.
8414 (tune_defaulted): Ditto.
8415 (arch_specified): Ditto.
8416 (-m128-long-double): Add Save flag to save option for target
8417 specific option support.
8419 (-maccumulate-outgoing-args): Ditto.
8420 (-malign-double): Ditto.
8421 (-malign-stringops): Ditto.
8422 (-mfancy-math-387): Ditto.
8423 (-mhard-float): Ditto.
8425 (-minline-all-stringops): Ditto.
8426 (-minline-stringops-dynamically): Ditto.
8427 (-mms-bitfields): Ditto.
8428 (-mno-align-stringops): Ditto.
8429 (-mno-fancy-math-387): Ditto.
8430 (-mno-push-args): Ditto.
8431 (-mno-red-zone): Ditto.
8432 (-mpush-args): Ditto.
8433 (-mred-zone): Ditto.
8435 (-msseregparm): Ditto.
8436 (-mstack-arg-probe): Ditto.
8451 (-mrecip): Move flag into target_flags.
8453 (-mno-fused-madd): Ditto.
8454 (-mfused-madd): Ditto.
8455 (-mabm): Move flag into ix86_isa_flags.
8462 * config/i386/i386-c.c: New file for #pragma support.
8463 (ix86_target_macros_internal): New function to #define or #undef
8464 target macros based when the user uses the #pragma GCC option to
8465 change target options.
8466 (ix86_pragma_option_parse): New function to add #pragma GCC option
8468 (ix86_target_macros): Move defining the target macros here from
8469 TARGET_CPU_CPP_BUILTINS in i386.h.
8470 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8471 defined, initialize any subtarget #pragmas.
8473 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8474 REGISTER_TARGET_PRAGMAS.
8476 * config/i386/t-i386: New file for x86 dependencies.
8477 (i386.o): Make dependencies mirror the include files used.
8478 (i386-c.o): New file, add dependencies.
8480 * config/i386/i386-protos.h (override_options): Add bool argument.
8481 (ix86_valid_option_attribute_tree): Add declaration.
8482 (ix86_target_macros): Ditto.
8483 (ix86_register_macros): Ditto.
8485 * config/i386/i386.c (ix86_tune_features): Move initialization of
8486 the target masks to initial_ix86_tune_features to allow functions
8487 to have different target options. Make type unsigned char,
8488 instead of unsigned int.
8489 (initial_ix86_tune_features): New static vector to hold processor
8490 masks for the tune variables.
8491 (ix86_arch_features): Move initialization of the target masks to
8492 initial_ix86_arch_features to allow functions to have different
8493 target options. Make type unsigned char, instead of unsigned int.
8494 (initial_ix86_arch_features): New static vector to hold processor
8495 masks for the arch variables.
8496 (enum ix86_function_specific_strings): New enum to describe the
8497 string options used for attribute((option(...))).
8498 (ix86_target_string): New function to return a string that
8499 describes the target options.
8500 (ix86_debug_options): New function to print the current options in
8502 (ix86_function_specific_save): New function hook to save the
8503 function specific global variables in the cl_target_option structure.
8504 (ix86_function_specific_restore): New function hook to restore the
8505 function specific variables from the cl_target_option structure to
8506 the global variables.
8507 (ix86_function_specific_print): New function hook to print the
8508 target specific options in the cl_target_option structure.
8509 (ix86_valid_option_attribute_p): New function hook to validate
8510 attribute((option(...))) arguments.
8511 (ix86_valid_option_attribute_tree): New function that is common
8512 code between attribute((option(...))) and #pragma GCC option
8513 support that parses the options and returns a tree holding the options.
8514 (ix86_valid_option_attribute_inner_p): New helper function for
8515 ix86_valid_option_attribute_tree.
8516 (ix86_can_inline_p): New function hook to decide if one function
8517 can inline another on a target specific basis.
8518 (ix86_set_current_function); New function hook to switch target
8519 options if the user used attribute((option(...))) or #pragma GCC
8521 (ix86_tune_defaulted): Move to static file scope from
8523 (ix86_arch_specified): Ditto.
8524 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8526 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8527 (OPTION_MASK_ISA_ABM_SET): Ditto.
8528 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8529 (OPTION_MASK_ISA_CX16_SET): Ditto.
8530 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8531 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8532 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8533 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8534 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8535 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8536 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8537 (struct ptt): Move to static file scope from override_options.
8538 (processor_target_table): Ditto.
8540 (ix86_handle_option): Add support for options that are now isa options.
8541 (override_options): Add support for declaring functions that
8542 support different target options than were specified on the
8543 command line. Move struct ptt, processor_target_table, cpu_names,
8544 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8545 Add bool argument. Fix up error messages so the appropriate error
8546 is given for either command line or attribute.
8547 (ix86_previous_fndecl): New static to remember previous function
8548 declaration to see if we need to change target options.
8549 (ix86_builtins_isa): New array to record the ISA of each builtin
8551 (def_builtin): Always create the builtin function, even if the
8552 current ISA doesn't support it.
8553 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8554 tests for those builtins.
8555 (ix86_init_builtins): Remove TARGET_MMX test for calling
8556 ix86_init_mmx_sse_builtins.
8557 (ix86_expand_builtin): If the current ISA doesn't support a given
8558 builtin, signal an error.
8559 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8560 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8561 (TARGET_OPTION_SAVE): Ditto.
8562 (TARGET_OPTION_RESTORE): Ditto.
8563 (TARGET_OPTION_PRINT): Ditto.
8564 (TARGET_CAN_INLINE_P): Ditto.
8566 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8568 * c-typeck.c (build_external_ref): Don't call assemble_external.
8569 * final.c (output_operand): Call assemble_external.
8571 2008-07-21 DJ Delorie <dj@redhat.com>
8573 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8574 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8576 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8578 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8579 original insn and splitter contents into ...
8580 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8581 flag_unsafe_math_optimizations. Add dummy scratch register.
8582 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8583 !flag_unsafe_math_optimizations. Returns number with next
8584 highest magnitude if this is still less or equal to the true
8585 quotient in magnitude.
8587 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8589 * Makefile.in: Replace toplev.h with TOPLEV_H.
8590 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8591 * c-lex.c (fe_file_change): Don't set in_system_header.
8592 * c-parser.c (c_token): Remove in_system_header.
8593 (c_lex_one_token): Don't set in_system_header.
8594 (c_parser_set_source_position_from_token): Don't set in_system_header.
8595 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8598 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8599 * flags.h (in_system_header): Remove.
8600 * function.c (saved_in_system_header): Remove.
8601 (push_cfun): Don't set in_system_header.
8602 (pop_cfun): Don't set in_system_header.
8603 (push_struct_function): Don't set in_system_header.
8604 * input.h (expanded_location): Add sysp.
8605 (in_system_header_at): New.
8606 (in_system_header): New.
8607 * toplev.c (in_system_header): Remove.
8608 * toplev.h: Include input.h
8610 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8611 * tree-ssa.c (warn_uninit): Call warning_at.
8612 (warn_uninitialized_var): Update calls to warn_uninit.
8613 (warn_uninitialized_phi): Update calls to warn_uninit.
8614 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8615 (expand_location): Initialize xloc.sysp.
8616 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8617 (tree_decl_with_vis): Remove in_system_header_flag.
8619 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8622 * recog.c (asm_operand_ok): Change the order of the extra
8623 memory constraint checks.
8625 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8628 * tree-switch-conversion.c (build_one_array): Call
8629 varpool_mark_needed_node and varpool_finalize_decl
8630 instead of assemble_variable.
8632 2008-07-19 Jan Hubicka <jh@suse.cz>
8634 * cgraph.c (cgraph_add_new_function): Do early local passes.
8635 * tree-nrv.c (gate_pass_return_slot): New gate.
8636 (pass_nrv): Add the gate.
8637 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8639 (coalesce_ssa_name): Coalesce SSA names.
8640 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8641 not optimizing so unused user vars remains visible.
8642 * common.opt (flag_tree_ter): Always enable by default.
8643 * tree-ssa-ter.c: Include flags.h
8644 (is_replaceable_p): Check that locations match; when aliasing
8645 is missing be conservative about loads.
8646 * tree-optimize.c (gate_init_datastructures): Remove.
8647 (pass_init_datastructures): New.
8648 * passes.c: Reorder passes so we always go into SSA.
8650 2008-07-19 Jan Hubicka <jh@suse.cz>
8652 * doc/extend.texi (flatten attribute): Remove note about
8654 * doc/invoke.texi (--combine): Likewise.
8655 (-finline-functions-called-once): Update levels when enabled.
8656 (-funit-at-a-time): Document new behaviour.
8657 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8658 -fno-section-anchors when disabled explicitly.
8659 (inline params): They are not ignored now.
8660 (precompiled headers): Remove unit-at-a-time as being incompatible.
8661 * opts.c (decode_options): Handle unit-at-a-time as alias;
8662 imply -fno-section-anchors when toplevel reorder is disabled
8664 * common.opt (ftoplevel-reorder): Set default value to 2.
8665 (funit-at-a-time): Set default value to 1.
8666 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8669 2008-07-19 Jan Hubicka <jh@suse.cz>
8671 * builtins.c (expand_builtin_int_roundingfn,
8672 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8675 2008-07-19 Richard Guenther <rguenther@suse.de>
8678 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8679 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8680 * tree-ssa-pre.c (get_expr_value_id): For newly created
8681 constant value-ids make sure to add the expression to its
8684 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8687 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8688 return value of the builtin is ignored.
8690 2008-07-19 Olivier Hainque <hainque@adacore.com>
8692 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8693 bits, a C conformant malloc implementation has to provide.
8694 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8696 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8700 * reload.c (find_reloads_subreg_address): Only reload address if
8701 reloaded == 0, not for reloaded != 1.
8704 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8705 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8706 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8707 m32c_legitimize_reload_address.
8709 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8710 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8711 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8713 2008-07-19 Olivier Hainque <hainque@adacore.com>
8715 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8716 argument, saying whether nested array are to be collapsed
8717 into a single array type DIE with multiple subscripts.
8718 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8719 issues, centralize the nested array types collapsing control and
8720 disable the transformation for Ada.
8722 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8727 (x86_64_shift_adj_2): New expander.
8728 (x86_64_shift_adj_3): Ditto.
8729 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8730 to split TImode operands.
8731 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8732 (ix86_split_lshr): Ditto.
8734 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8736 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8737 and __CHAR32_TYPE__.
8738 * c-typeck.c (digest_init): Support char16_t and char32_t.
8739 (set_nonincremental_init_from_string): Idem.
8741 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8744 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8745 PREFERRED_STACK_BOUNDARY.
8746 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8748 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8751 * function.c (locate_and_pad_parm): Cap boundary earlier.
8753 2008-07-17 Julian Brown <julian@codesourcery.com>
8755 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8756 no-op for targets which don't use DLLs.
8758 2008-07-17 Martin Jambor <mjambor@suse.cz>
8760 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8761 that nodes are relevant by examining the node->analyzed flag.
8762 (ipcp_init_stage): Check which nodes are relevant, assert that the
8763 relevant ones are also required.
8764 (ipcp_propagate_stage): Check on the side arrays are properly
8766 (ipcp_print_all_jump_functions): Make sure not to touch any node
8767 that is not analyzed or an edge that does not have a corresponding
8768 entry in the on-the-side vectors.
8769 (ipcp_function_scale_print): Likewise.
8770 (ipcp_update_callgraph): Check that the node is relevant.
8771 (ipcp_insert_stage): Check that the node is relevant. Check there is
8772 an info for every node and edge.
8773 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8774 (ipa_print_all_tree_maps): Likewise and a new variable info.
8775 (ipa_print_all_params_modified): Likewise.
8776 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8778 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8781 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8783 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8785 PR rtl-optimization/36753
8786 * fwprop.c (use_killed_between): Don't shortcut
8787 single-definition global registers.
8789 2008-07-16 Jan Hubicka <jh@suse.cz>
8791 * cgraph.h (varpool_empty_needed_queue): Declare.
8792 * cgraphunit.c (output_in_order): Mark all variables as needed;
8794 * varpool.c (varpool_assemble_node): Update debug queue.
8795 (varpool_assemble_pending_decls): Don't do it here.
8796 (varpool_empty_needed_queue): New function.
8798 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8800 * recog.c (peephole2_optimize): Fix formatting.
8802 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8804 * c-pch.c (get_ident): Avoid C++ keywords.
8805 * combine-stack-adj.c (single_set_for_csa): Likewise.
8806 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8807 output_asm_insn): Likewise.
8808 * reload.c (push_secondary_reload, find_reusable_reload,
8809 push_reload, combine_reloads, find_reloads,
8810 debug_reload_to_stream): Likewise.
8811 * reload.h (struct reload): Likewise.
8812 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8813 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8814 emit_output_reload_insns): Likewise.
8815 * targhooks.c (default_secondary_reload): Likewise.
8816 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8818 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8820 * recog.c (validate_change_1, validate_change,
8821 validate_unshare_change, validate_replace_rtx_1, struct
8822 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8824 * reload.c (push_secondary_reload, secondary_reload_class,
8825 scratch_reload_class, find_valid_class, find_reusable_reload,
8826 push_reload, find_dummy_reload, find_reloads_address_1,
8827 find_reloads_address_part, find_equiv_reg): Likewise.
8828 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8829 choose_reload_regs): Likewise.
8830 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8832 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8833 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8834 * sched-rgn.c (concat_INSN_LIST): Likewise.
8835 * stor-layout.c (mode_for_size, mode_for_size_tree,
8836 smallest_mode_for_size): Likewise.
8838 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8840 * cfg.c (dump_reg_info): Avoid C++ keywords.
8841 * dwarf2asm.c (dw2_force_const_mem,
8842 dw2_asm_output_encoded_addr_rtx): Likewise.
8843 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8844 * expmed.c (expand_shift): Likewise.
8845 * global.c (find_reg): Likewise.
8846 * graph.c (draw_edge): Likewise.
8847 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8848 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8849 widen_clz, widen_bswap, expand_parity, expand_unop,
8850 emit_cmp_and_jump_insn_1): Likewise.
8851 * postreload.c (reload_cse_simplify_operands): Likewise.
8852 * ra.h (add_neighbor): Likewise.
8853 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8854 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8855 record_reg_classes, copy_cost, record_address_regs,
8856 invalid_mode_change_p): Likewise.
8857 * regrename.c (regrename_optimize, scan_rtx_reg,
8858 dump_def_use_chain, find_oldest_value_reg,
8859 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8861 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8863 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8864 MASK_POWERPC64 for power4 in previous commit.
8866 2008-07-16 Olivier Hainque <hainque@adacore.com>
8868 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8869 instead of bare conversion to cast const-ness away.
8871 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8873 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8874 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8875 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8876 (TARGET_FUNCTION_VALUE): Define.
8878 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8880 * config/rs6000/rs6000.c (processor_target_table): Add
8881 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8883 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8886 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8887 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8888 m32c_legitimize_reload_address.
8890 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8892 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8893 DECL_IN_SYSTEM_HEADER in sync.
8895 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8897 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8898 * tree-ssa-pre.c (pre_expr_eq): Ditto
8899 (get_constant_for_value_id): Take a type as an argument.
8900 (fully_constant_expression): Pass in type.
8901 (find_or_generate_expression): Short circuit constant case.
8902 (create_expression_by_pieces): Remove special casing of
8904 (do_regular_insertion): Short circuit constant case.
8905 (do_partial_partial_insertion): Ditto.
8907 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8910 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8912 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8914 * config/xtensa/libgcc-xtensa.ver: New file.
8915 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8917 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8919 * df-problems.c (df_set_note): Avoid C++ keywords.
8920 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8921 * dse.c (record_store, remove_useless_values): Likewise.
8922 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8923 gen_reg_rtx_offset, operand_subword, change_address_1,
8924 change_address, adjust_address_1, offset_address,
8925 widen_memory_access, emit_copy_of_insn_after): Likewise.
8926 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8927 * fwprop.c (should_replace_address, propagate_rtx_1,
8928 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8930 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8931 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8932 * lcm.c (compute_insert_delete, pre_edge_lcm,
8933 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8934 * lower-subreg.c (resolve_reg_notes): Likewise.
8935 * mode-switching.c (optimize_mode_switching): Likewise.
8937 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8939 * bt-load.c (add_btr_def, migrate_btr_def,
8940 branch_target_load_optimize): Avoid C++ keywords.
8941 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8943 * combine.c (subst, simplify_set, make_extraction,
8944 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8945 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8946 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8948 2008-07-15 Richard Guenther <rguenther@suse.de>
8951 * c-common.c (strict_aliasing_warning): Do not warn for
8952 TYPE_REF_CAN_ALIAS_ALL pointers.
8953 (c_common_get_alias_set): may_alias types are not special.
8954 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8955 attribute and set can_ref_all accordingly.
8956 (build_reference_type_for_mode): Likewise.
8957 * doc/extend.texi (may_alias): Clarify.
8959 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8962 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8963 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8965 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8968 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8969 gcc_assert, instead call output_operand_lossage.
8971 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8973 * builtins.c (std_canonical_va_list): Treat structure based
8976 2008-07-15 Ben Elliston <bje@au.ibm.com>
8978 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8980 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8982 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8985 2008-07-14 Jan Hubicka <jh@suse.cz>
8987 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8988 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8989 fix predicates and constraints.
8990 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8991 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8993 2008-07-14 Doug Kwan <dougkwan@google.com>
8995 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8996 additional option file arm/eabi.opt.
8997 * config/arm/eabi.h (File): New configuration file for EABI targets.
8998 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8999 SUBSUBTARGET_EXTRA_SPECS.
9000 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9001 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9002 from STARTFILE_SPEC so that it can be referenced in an override.
9003 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9004 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9005 can be referenced in an override.
9006 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9007 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9008 so that it can be referenced in an override.
9009 (LINK_SPEC): Use BPABI_LINK_SPEC.
9010 * config/arm/eabi.opt (File): New.
9012 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9014 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9015 (FIXED_VALUE_H): New variable.
9016 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9017 input.h, fixed-value.h.
9018 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9019 (BASIC_BLOCK_H): Use $(BITMAP_H).
9020 (FUNCTION_H): Add varray.h.
9021 (IPA_REFERENCE_H): Use $(BITMAP_H).
9022 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9023 (DF_H): Use $(BITMAP_H).
9024 (GGC_H): Add statistics.h.
9026 (INSN_ATTR_H): Use it.
9027 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9029 (SYMTAB_H): Add $(OBSTACK_H).
9030 (CPP_INTERNAL_H): New.
9031 (TREE_DUMP_H): Add tree-pass.h.
9032 (TREE_FLOW_H): Use $(BITMAP_H)
9033 (PRETTY_PRINT_H): Use $(INPUT_H).
9034 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9037 (many object files): Fix lots of header dependencies throughout.
9039 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9041 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9043 (s-gtyp-input): Use them to write tmp-gi.list.
9044 (echo_to_gi.list): Remove.
9046 2008-07-14 Richard Guenther <rguenther@suse.de>
9048 * tree-ssa-sccvn.c (pre_info): Remove.
9049 (switch_to_PRE_table): Likewise.
9050 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9051 (set_hashtable_value_ids): Do not create value-ids for the
9053 (run_scc_vn): Remove double test. Remove bogus special-case
9054 in value-number printing.
9055 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9056 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9058 * tree-flow-inline.h (get_value_handle): Remove.
9059 * tree-flow.h (get_value_handle): Remove.
9061 2008-07-14 Martin Jambor <mjambor@suse.cz>
9063 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9064 in which we generate arithmetics is not a subrange.
9066 2008-07-14 Martin Jambor <mjambor@suse.cz>
9068 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9070 2008-07-14 Richard Guenther <rguenther@suse.de>
9072 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9074 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9077 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9078 reload for symbol refs moved to r0 with -fPIC.
9079 (legitimize_pic_address): Use the target register as temporary
9081 (emit_symbolic_move): Adjust comment.
9082 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9085 2008-07-14 Ben Elliston <bje@au.ibm.com>
9087 * c-common.h (C_CPP_HASHNODE): New macro.
9088 * coretypes.h (struct cpp_token): Forward declare.
9089 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9090 the context-sensitive keyword method.
9091 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9092 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9093 expand_bool_pixel): New.
9094 (altivec_categorize_keyword): New function.
9095 (init_vector_keywords): New function.
9096 (rs6000_macro_to_expand): Likewise.
9097 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9098 compiling an ISO C dialect.
9100 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9102 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9103 (create_expression_by_pieces): Fix typo.
9104 (do_regular_insertion): Use debug counter here too.
9106 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9109 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9110 CONST_OK_FOR_LETTER_P. All port-local users changed.
9111 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9112 implement Kp matching power-of-two.
9113 (CONSTRAINT_LEN): Define to match.
9114 * config/cris/cris.md: Replace all use of constraint K with Kc.
9115 ("*btst*): Use Kp for operand 0 of last alternative.
9117 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9120 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9123 2008-07-13 Jan Hubicka <jh@suse.cz>
9125 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9128 2008-07-13 Richard Guenther <rguenther@suse.de>
9131 * langhooks.c (lhd_print_error_function): Deal with recursive
9134 2008-07-12 Jan Hubicka <jh@suse.cz>
9136 * cgraph.c (assembler_name_hash): New static var.
9137 (hash_node_by_assembler_name, eq_assembler_name): New.
9138 (cgraph_node_for_asm): Use hashtable.
9139 (cgraph_remove_node): Maintain hashtable.
9140 (change_decl_assembler_name): Sanity check that names are not changing
9141 after aliasing was processed.
9142 * cgraph.h (varpoon_node): Add next GGC marker.
9143 * tree.c (decl_assembler_name_equal): Constify.
9144 (decl_assembler_name_hash): New.
9145 * tree.h (decl_assembler_name_equal): Constify.
9146 (decl_assembler_name_hash): Update.
9148 2008-07-12 David Daney <ddaney@avtrex.com>
9150 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9153 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9155 * doc/md.texi: Document the MIPS "v" constraint.
9156 * config/mips/mips.h (reg_class): Revert last change.
9157 (REG_CLASS_NAMES): Likewise.
9158 (REG_CLASS_CONTENTS): Likewise.
9159 * config/mips/mips.c (mips_regno_to_class): Likewise.
9160 * config/mips/constraints.md (v): Likewise, but add documentation.
9161 Add a comment to say that this constraint should not be used in
9164 2008-07-11 DJ Delorie <dj@redhat.com>
9166 * config/h8300/h8300.md (length): Fix branch offset limit.
9168 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9170 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9171 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9172 (avr_hard_regno_scratch_ok): New function.
9173 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9174 * config/avr/avr.md (all peepholes that request a scratch register):
9175 Remove avr_peep2_scratch_safe use.
9177 2008-07-11 Tom Tromey <tromey@redhat.com>
9178 Ian Lance Taylor <iant@google.com>
9180 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9181 (struct c_common_resword): Define.
9182 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9183 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9184 (c_common_reswords, num_c_common_reswords): Declare.
9185 * c-common.c (c_common_reswords): New global const array.
9186 (num_c_common_reswords): New const int.
9187 * c-parser.c (struct resword, reswords): Don't define.
9188 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9189 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9190 than reswords. If warning about C++ keywords, give them a special
9192 (c_lex_one_token): Warn about C++ keywords. Call
9193 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9194 (c_parser_external_declaration): Look for RID_xxx rather than
9195 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9196 (c_parser_statement_after_labels): Likewise.
9197 (c_parser_objc_class_instance_variables): Likewise.
9198 (c_parser_objc_class_declaration): Likewise.
9199 (c_parser_objc_try_catch_statement): Likewise.
9200 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9201 (declspecs_add_type): Likewise.
9203 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9205 * ggc-page.c (alloc_page):
9206 Substituting xmalloc, xcalloc with
9207 XNEWVEC and XCNEWVAR macros which add the
9210 2008-07-11 Richard Guenther <rguenther@suse.de>
9212 PR tree-optimization/36765
9213 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9214 aliases from HEAP vars to SMTs.
9216 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9218 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9219 * configure.ac (loose_warn): Move -Wc++-compat from here...
9220 (strict_warn): ...to here.
9221 * configure: Regenerate.
9223 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9225 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9226 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9227 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9228 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9229 excluding more specific h8300-*-* and sh-*-* targets.
9231 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9233 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9235 (execute_pre): Call loop_optimizer_finalize in early exit.
9237 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9240 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9241 uids in the bitmap, not just VAR_DECL uids.
9243 PR rtl-optimization/36419
9244 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9245 (combine_stack_adjustments_for_block): Call it if needed. Delete
9247 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9248 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9249 prologue sp adjustment.
9251 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9254 * opts.c (print_ignored_options): Report postponed diagnostics for
9255 unknown -Wno-* options as warnings, not errors.
9256 (postpone_unknown_option_error): Renamed to...
9257 (postpone_unknown_option_warning): ... this.
9259 2008-07-09 Doug Kwan <dougkwan@google.com>
9262 2008-07-08 Doug Kwan <dougkwan@google.com>
9264 * config/arm/arm.opt (mandroid): New option.
9265 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9266 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9268 (CC1PLUS_SPEC): Same.
9270 (STARTFILE_SPEC): Same.
9271 (ENDFILE_SPEC): Same.
9272 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9275 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9278 * config/mips/mips.h (reg_class): Remove V1_REG.
9279 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9280 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9282 (mips_get_tp): New function.
9283 (mips_legitimize_tls_address): Use it.
9284 * config/mips/constraints.md (v): Delete.
9285 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9286 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9287 After reload, split into a move and ...
9288 (*tls_get_tp_<mode>_split): ...this new instruction.
9290 2008-07-09 David Daney <ddaney@avtrex.com>
9292 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9294 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9296 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9297 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9299 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9300 htab_delete should be called. Don't free c.
9301 (lookup_tmp_var): Create temp_htab lazily.
9302 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9303 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9305 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9306 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9307 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9308 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9309 * tree-sra.c (generate_element_init): Likewise.
9310 * tree-mudflap.c (execute_mudflap_function_ops,
9311 execute_mudflap_function_decls): Likewise.
9312 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9313 * tree-gimple.h (struct gimplify_ctx): New type.
9314 (push_gimplify_context): Adjust prototype.
9316 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9318 * tree-ssa-pre.c (phi_translate_1): Update placement of
9321 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9323 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9324 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9325 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9326 * targhooks.c (default_hard_regno_scratch_ok): New function.
9327 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9328 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9329 * recog.c: Include "target.h".
9330 (peep2_find_free_register): Add check for global regs. Add target
9332 * Makefile.in (recog.o): Depend on target.h.
9334 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9336 * config/sh/sh.c (sh_canonical_va_list_type): New.
9337 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9339 2008-07-09 Raksit Ashok <raksit@google.com>
9341 * doc/invoke.texi (Option Summary): Mention new option
9342 -Wdisallowed-function-list=...
9343 (Warning Options): Document -Wdisallowed-function-list=...
9344 * common.opt (Wdisallowed-function-list=): New flag.
9345 * flags.h (warn_disallowed_functions): External definition of new
9346 boolean warning flag.
9347 (warn_if_disallowed_function_p): Declare new function.
9348 * opts.c (warning_disallowed_functions): New static variable.
9349 (warn_disallowed_functions): New boolean warning flag.
9350 (warn_if_disallowed_function_p): New function.
9351 (add_comma_separated_to_vector): Rename
9352 add_instrument_functions_exclude_list to this.
9353 (common_handle_option): Handle new option. Rename calls to
9354 add_instrument_functions_exclude_list into calls to
9355 add_comma_separated_to_vector.
9356 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9357 based on flag warn_disallowed_functions.
9359 2008-07-09 Christian Bruel <christian.bruel@st.com>
9361 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9362 instead of get_attr_length.
9364 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9366 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9368 * genemit.c (gen_insn): Likewise.
9369 * gengtype.c (note_def_vec): Likewise.
9370 * gengtype.h (note_def_vec): Likewise.
9371 * genoutput.c (struct data, output_insn_data, process_template,
9372 gen_expand, gen_split, note_constraint): Likewise.
9373 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9374 make_insn_sequence): Likewise.
9375 * gensupport.c (record_insn_name): Likewise.
9377 2008-07-08 Doug Kwan <dougkwan@google.com>
9379 * config/arm/arm.opt (mandroid): New option.
9380 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9381 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9383 (CC1PLUS_SPEC): Same.
9385 (STARTFILE_SPEC): Same.
9386 (ENDFILE_SPEC): Same.
9387 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9390 2008-07-08 Raksit Ashok <raksit@google.com>
9392 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9393 (set_storage_via_setmem): Fix expected_align parameter.
9394 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9395 missing from the list.
9396 * doc/md.texi (movmem): Explicitly state that expected alignment is
9397 to be expressed in bytes.
9398 (setmem): Explicitly state that expected alignment is to be expressed
9401 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9403 * reload.c (find_reloads_subreg_address): Do not require validity
9404 of address in original mode before reloading address.
9406 2008-07-07 Tianwei Sheng <tianweis@google.com>
9408 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9409 bounds array access.
9411 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9413 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9415 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9417 Fix PR tree-optimization/23455
9418 Fix PR tree-optimization/35286
9419 Fix PR tree-optimization/35287
9420 * Makefile.in (OBJS-common): Remove tree-vn.o.
9421 (tree-vn.o): Remove.
9422 * dbgcnt.def: Add treepre_insert debug counter.
9423 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9424 (debug_value_expressions): Ditto.
9425 (print_value_expressions): Ditto.
9426 * tree-pretty-print.c (dump_generic_node): Updated for
9427 VALUE_HANDLE removal.
9428 * tree-ssa-dom.c (record_equality): Ditto.
9429 (cprop_operand): Ditto.
9430 (lookup_avail_expr): Ditto.
9431 * tree-ssa-threadedge.c
9432 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9433 (simplify_control_stmt_condition): Ditto.
9434 * tree.c (tree_code_size): Ditto.
9435 (tree_node_structure): Ditto.
9436 (iterative_hash_expr): Ditto.
9438 * tree.h (VALUE_HANDLE_ID): Ditto.
9439 (VALUE_HANDLE_EXPR_SET): Ditto.
9440 (struct tree_value_handle): Ditto.
9441 (union tree_node): Ditto.
9442 * treestruct.def: Ditto.
9443 * tree-vn.c: Removed.
9444 * tree-ssa-pre.c: Rewritten entirely.
9445 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9446 (constant_value_ids): Ditto.
9447 (vn_nary_op_t): Moved to header.
9449 (vn_reference_op_t): Ditto
9450 (vn_reference_t): Ditto.
9451 (next_value_id): New variable.
9452 (VN_INFO): Add an assert.
9453 (vn_constant_eq): New function.
9454 (vn_constant_hash): Ditto.
9455 (get_or_alloc_constant_value_id): Ditto.
9456 (value_id_constant_p): Ditto.
9457 (vn_reference_compute_hash): De-staticify.
9458 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9459 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9460 (valueize_refs): Update opcode if it changes from ssa name to constant.
9461 (vn_reference_lookup_1): Add new argument.
9462 (vn_reference_lookup): Ditto.
9463 (vn_reference_lookup_pieces): New function.
9464 (vn_reference_insert): Add return type. Modify to deal with value ids.
9465 (vn_reference_insert_pieces): New function.
9466 (vn_nary_op_compute_hash): De-staticify.
9467 (vn_nary_op_eq): Ditto.
9468 (vn_nary_op_lookup_pieces): New function.
9469 (vn_nary_op_lookup): Add new argument.
9470 (vn_nary_op_insert_pieces): New function.
9471 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9472 (vn_phi_insert): Ditto.
9473 (visit_unary_op): Update for callee changes.
9474 (visit_binary_op): Ditto.
9475 (visit_reference_op_load): Ditto.
9476 (visit_reference_op_store): Ditto.
9477 (init_scc_vn): Init next_value_id, constant_to_value_id and
9479 (free_scc_vn): Free them.
9480 (set_hashtable_value_ids): New function.
9481 (run_scc_vn): Use it.
9482 (get_max_value_id): New function.
9483 (get_next_value_id): Ditto.
9484 (expressions_equal_p): Moved from tree-vn.c
9485 (sort_vuses): Ditto.
9486 (sort_vuses_heap): Ditto.
9487 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9489 * tree.c (iterative_hash_hashval_t): Made non-static
9490 * tree.h (iterative_hash_hashval_t): Declare it.
9492 2008-07-08 Martin Jambor <mjambor@suse.cz>
9494 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9495 instead of ipa_create_node_params.
9496 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9497 ipa_check_create_edge_args, free them with
9498 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9500 * ipa-prop.c: Include flags.h and tree-inline.h.
9501 (ipa_node_params_vector): New variable.
9502 (ipa_edge_args_vector): New variable.
9503 (edge_removal_hook_holder): New variable.
9504 (node_removal_hook_holder): New variable.
9505 (edge_duplication_hook_holder): New variable.
9506 (node_duplication_hook_holder): New variable.
9507 (ipa_detect_param_modifications): Check for presence of modified flags.
9508 (ipa_compute_jump_functions): Check for presence of jump functions.
9509 (ipa_free_edge_args_substructures): New function.
9510 (ipa_create_node_params): Removed.
9511 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9512 (ipa_free_node_params_substructures): New function.
9513 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9515 (ipa_edge_removal_hook): New function.
9516 (ipa_node_removal_hook): New function.
9517 (duplicate_array): New function.
9518 (ipa_edge_duplication_hook): New function.
9519 (ipa_node_duplication_hook): New function.
9520 (ipa_register_cgraph_hooks): New function.
9521 (ipa_unregister_cgraph_hooks): New function.
9522 (free_all_ipa_structures_after_ipa_cp): New function.
9524 * ipa-prop.h: Include vec.h.
9525 (ipa_node_params_t): New typedef with vector types for it.
9526 (ipa_edge_args_t): New typedef with vector types for it.
9527 (IPA_NODE_REF): Changed to access an on-the-side vector.
9528 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9529 (ipa_check_create_node_params): New function.
9530 (ipa_check_create_edge_args): New function.
9532 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9535 2008-07-07 Tom Tromey <tromey@redhat.com>
9537 * configure, config.in: Rebuilt.
9538 * configure.ac: Don't check for scandir or alphasort.
9540 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9542 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9543 types immediately after creating them.
9545 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9547 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9549 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9551 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9552 dump_constraint_graph.
9553 (dump_constraint_edge): New function.
9554 (dump_constraint_graph): New function.
9555 (debug_constraint_graph): New function.
9556 (dump_constraint): Removed useless comparison.
9557 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9558 (dump_constraint_graph): Declare.
9559 (debug_constraint_graph): Declare.
9560 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9562 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9564 * config/i386/i386.c (is_va_list_char_pointer): New.
9565 (ix86_va_start): Replace compare with ms_va_list_type_node
9566 by is_va_list_char_pointer.
9567 (ix86_gimplify_va_arg): Likewise.
9569 2008-07-07 Martin Jambor <mjambor@suse.cz>
9571 * cgraph.c (cgraph_edge_max_uid): New variable.
9572 (struct cgraph_edge_hook_list): New type.
9573 (struct cgraph_node_hook_list): New type.
9574 (struct cgraph_2edge_hook_list): New type.
9575 (struct cgraph_2node_hook_list): New type.
9576 (first_cgraph_edge_removal_hook): New variable.
9577 (first_cgraph_node_removal_hook): New variable.
9578 (first_cgraph_edge_duplicated_hook): New variable.
9579 (first_cgraph_node_duplicated_hook): New variable.
9580 (cgraph_add_edge_removal_hook): New function.
9581 (cgraph_remove_edge_removal_hook): New function.
9582 (cgraph_call_edge_removal_hooks): New function.
9583 (cgraph_add_node_removal_hook): New function.
9584 (cgraph_remove_node_removal_hook): New function.
9585 (cgraph_call_node_removal_hooks): New function.
9586 (cgraph_add_edge_duplication_hook): New function.
9587 (cgraph_remove_edge_duplication_hook): New function.
9588 (cgraph_call_edge_duplication_hooks): New function.
9589 (cgraph_add_node_duplication_hook): New function.
9590 (cgraph_remove_node_duplication_hook): New function.
9591 (cgraph_call_node_duplication_hooks): New function.
9592 (cgraph_create_edge): Assign to edge uid.
9593 (cgraph_remove_edge): Call edge removal hooks.
9594 (cgraph_node_remove_callees): Call edge removal hooks.
9595 (cgraph_node_remove_callers): Call edge removal hooks.
9596 (cgraph_remove_node): Call node removal hooks.
9597 (cgraph_clone_edge): Call edge duplication hooks.
9598 (cgraph_clone_node): Call node duplication hooks.
9600 * cgraph.h (cgraph_edge): New field uid.
9601 (cgraph_edge_hook): New type.
9602 (cgraph_node_hook): New type.
9603 (cgraph_2edge_hook): New type.
9604 (cgraph_2node_hook): New type.
9606 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9608 * config.in: Regenerate.
9610 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9612 * gcc.c (print_sysroot): New.
9613 (option_map, display_help, process_command): Handle the
9614 -print-sysroot option.
9615 (main): Print the sysroot if requested.
9616 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9618 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9621 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9623 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9625 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9626 (assign_parm_setup_block_p): Also check mode of entry_parm.
9628 2008-07-07 Richard Guenther <rguenther@suse.de>
9630 * tree-ssa-structalias.h (set_used_smts): Remove.
9631 * tree-ssa-structalias.c (used_smts): Likewise.
9632 (set_used_smts): Likewise.
9633 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9634 call to set_used_smts.
9636 2008-07-07 Richard Guenther <rguenther@suse.de>
9638 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9639 (new_var_info): Set it to false.
9640 (solution_set_add): Correctly handle pointers outside a var and
9642 (type_safe): Treat variables with is_full_var properly.
9643 (do_sd_constraint): Likewise.
9644 (do_ds_constraint): Likewise.
9645 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9646 (get_constraint_for_ptr_offset): New function.
9647 (get_constraint_for_component_ref): For addresses at least include
9648 the last field of the variable. Handle is_full_vars properly.
9649 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9650 (handle_ptr_arith): Remove.
9651 (find_func_aliases): Simplify assignment handling.
9652 (create_function_info_for): For parameter and result varinfos set
9654 (create_variable_info_for): Set is_full_var flag whenever we
9655 just created a single varinfo for a decl.
9656 (init_alias_vars): Initialize use_field_sensitive from
9657 max-fields-for-field-sensitive parameter.
9659 2008-07-07 Richard Guenther <rguenther@suse.de>
9661 PR tree-optimization/36713
9662 * tree-flow-inline.h (is_call_used): New function.
9663 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9664 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9665 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9667 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9669 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9671 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9673 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9675 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9676 Nathan Sidwell <nathan@codesourcery.com>
9678 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9679 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9681 * config/m68k/t-linux: New.
9682 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9685 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9687 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9688 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9691 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9693 * gcc.c (execute): Fix -Wc++-compat warning.
9695 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9698 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9699 constant for little endian.
9701 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9703 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9704 mips_base_mips16 instead of TARGET_MIPS16.
9705 (mips_base_mips16): Declare.
9706 * config/mips/mips.c (mips_base_mips16): Make global.
9707 (was_mips16_p): Remove GTY marker.
9708 (was_mips16_pch_p): New variable.
9709 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9710 (mips_override_options): Force to non-MIPS16 mode initially.
9711 Do not complain about MIPS16 PIC incompatibilities here.
9712 Only allow -mgpopt if -mexplicit-relocs is in force for
9715 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9717 * configure.ac: Check for caddr_t, define to char * if not defined.
9718 * configure: Regenerate.
9719 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9720 (mmap_gt_pch_use_address): Likewise.
9721 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9723 2008-07-06 Richard Guenther <rguenther@suse.de>
9725 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9726 (new_var_info): Deal with it.
9727 (solution_set_add): Likewise.
9728 (bitpos_of_field): Make signed, fix.
9729 (struct fieldoff): Remove type and decl fields. Make size field
9730 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9732 (fieldoff_compare): Deal with it.
9733 (push_fields_onto_fieldstack): Remove has_union argument, glob
9734 adjacent non-pointer fields together.
9735 (create_function_info_for): Do not set has_union.
9736 (create_variable_info_for): Simplify.
9738 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9740 * config.gcc (extra_headers): Add cross-stdarg.h for target
9741 x86_64-*-* and i?86-*-*.
9742 * config/i386/cross-stdarg.h: New.
9743 * builtins.c (std_fn_abi_va_list): New.
9744 (std_canonical_va_list_type): New.
9745 (stabilize_va_list): Replace va_list_type_node use by
9746 mtarget.canonical_va_list_type.
9747 (gimplify_va_arg_expr): Likewise.
9748 (expand_builtin_va_copy): Replace va_list_type_node use by
9749 mtarget.fn_abi_va_list.
9750 * tree-sra.c (is_va_list_type): New helper.
9751 (decl_can_be_decomposed_p): Replace
9752 va_list_type_node use by is_va_list_type.
9753 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9754 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9755 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9756 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9757 (ix86_enum_va_list): New.
9758 * config/i386/i386.c (sysv_va_list_type_node): New.
9759 (ms_va_list_type_node): New.
9760 (ix86_function_type_abi): Remove sorry.
9761 (ix86_build_builtin_va_list_abi): New.
9762 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9764 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9765 (ix86_init_builtins_va_builtins_abi): New.
9766 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9768 (ix86_handle_abi_attribute): New.
9769 (attribute_spec): Add sysv_abi and ms_abi.
9770 (ix86_fn_abi_va_list): New.
9771 (ix86_canonical_va_list_type): New.
9772 (ix86_enum_va_list): New.
9773 (TARGET_FN_ABI_VA_LIST): New.
9774 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9775 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9776 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9777 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9778 (TARGET_ENUM_VA_LIST): New.
9779 * expr.h (std_fn_abi_va_list): New.
9780 (std_canonical_va_list_type): New.
9781 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9782 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9783 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9784 TARGET_CANONICAL_VA_LIST_TYPE.
9785 * target.h (struct gcc_target): Add fn_abi_va_list hook
9786 and canonical_va_list_type hook.
9788 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9790 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9791 integral and pointer types.
9793 2008-07-04 Roger Sayle <roger@eyesopen.com>
9795 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9796 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9798 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9801 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9803 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9805 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9806 build_gimple_modify_stmt.
9807 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9808 gimple operand. Use fold_build* instead of build*.
9810 2008-07-04 Richard Guenther <rguenther@suse.de>
9812 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9813 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9814 properly to compute the reachability set if we do field-sensitive PTA.
9815 * invoke.texi (max-fields-for-field-sensitive): Document default.
9816 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9817 100 for optimize >= 2.
9819 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9821 * ggc-zone.c (lookup_page_table_if_allocated,
9822 set_page_table_entry, zone_find_object_size, alloc_small_page,
9823 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9824 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9825 -Wc++-compat and/or -Wcast-qual warnings.
9827 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9830 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9831 pic_offset_table_rtx to be marked as used here.
9832 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9833 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9834 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9835 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9838 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9840 * alloc-pool.c (hash_descriptor, eq_descriptor,
9841 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9842 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9844 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9845 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9846 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9847 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9850 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9852 * tree-flow.h (loop_only_exit_p): Declare.
9853 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9854 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9855 the number of iterations if it is constant. Otherwise, if this is the
9856 only possible exit of the loop, use the conservative estimate on the
9857 number of iterations of the entire loop if available.
9859 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9861 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9862 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9863 Add synchronization functions.
9864 * config/sync.c: New file.
9865 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9866 (LIBGCC_SYNC_CFLAGS): Likewise.
9868 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9871 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9872 (*pushtf_sse): New insn pattern.
9873 (pushtf splitters): New splitters.
9875 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9878 * predict.c (build_predict_expr): Use void_type_node for the tree
9879 type, instead of NULL_TREE.
9881 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9883 * config/i386/i386.c (contains_aligned_value_p): Return true
9885 (ix86_data_alignment): Align TCmode to 128bits.
9886 (ix86_local_alignment): Likewise.
9888 2008-07-03 Andrew Haley <aph@redhat.com>
9891 * vec.h (VEC_TA): New.
9892 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9893 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9894 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9895 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9896 (C_COMMON_FIXED_TYPES): Remove first arg.
9897 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9898 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9899 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9900 not to use empty macro arguments.
9902 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9904 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9905 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9906 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9907 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9908 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9909 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9910 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9911 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9912 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9913 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9914 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9915 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9916 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9917 config/rs6000/e500crtres64gpr.asm,
9918 config/rs6000/e500crtres64gprctr.asm,
9919 config/rs6000/e500crtrest32gpr.asm,
9920 config/rs6000/e500crtrest64gpr.asm,
9921 config/rs6000/e500crtresx32gpr.asm,
9922 config/rs6000/e500crtresx64gpr.asm,
9923 config/rs6000/e500crtsav32gpr.asm,
9924 config/rs6000/e500crtsav64gpr.asm,
9925 config/rs6000/e500crtsav64gprctr.asm,
9926 config/rs6000/e500crtsavg32gpr.asm,
9927 config/rs6000/e500crtsavg64gpr.asm,
9928 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9929 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9930 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9931 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9932 config/sparc/sol2-cn.asm: Remove .file directives.
9934 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9936 * resource.c (mark_referenced_resources): Look inside
9937 UNSPEC_VOLATILEs and ASM_INPUTs.
9939 2008-07-02 Ian Lance Taylor <iant@google.com>
9941 * rtlanal.c (add_reg_note): New function.
9942 * rtl.h (add_reg_note): Declare.
9943 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9944 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9945 * builtins.c (expand_builtin_longjmp): Likewise.
9946 (expand_builtin_nonlocal_goto): Likewise.
9947 * calls.c (emit_call_1, expand_call): Likewise.
9948 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9949 * cfglayout.c (fixup_reorder_chain): Likewise.
9950 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9951 (commit_one_edge_insertion): Likewise.
9952 * combine.c (move_deaths, distribute_notes): Likewise.
9953 * df-problems.c (df_set_note): Likewise.
9954 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9955 (set_unique_reg_note): Likewise.
9956 (emit_copy_of_insn_after): Likewise.
9957 * expr.c (expand_expr_real): Likewise.
9958 * gcse.c (add_label_notes): Likewise.
9959 * haifa-sched.c (create_check_block_twin): Likewise.
9960 * jump.c (mark_jump_label_1): Likewise.
9961 * loop-doloop.c (add_test, doloop_modify): Likewise.
9962 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9963 * lower-subreg.c (move_eh_region_note): Likewise.
9964 * optabs.c (emit_libcall_block): Likewise.
9965 * predict.c (predict_insn): Likewise.
9966 (combine_predictions_for_insn): Likewise.
9967 * recog.c (peephole2_optimize): Likewise.
9968 * regmove.c (try_auto_increment): Likewise.
9969 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9970 * reload.c (find_reloads): Likewise.
9971 * reload1.c (fixup_eh_region_note): Likewise.
9972 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9973 * reorg.c (delete_prior_computation): Likewise.
9974 (delete_computation, dbr_schedule): Likewise.
9975 * config/pa/pa.c (legitimize_pic_address): Likewise.
9976 * config/sh/sh.c (sh_reorg): Likewise.
9978 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9981 * config/libgcc-glibc.ver: Add %exclude.
9982 * config/m32r/libgcc-glibc.ver: Likwise.
9983 * config/s390/libgcc-glibc.ver: Likwise.
9984 * config/sh/libgcc-glibc.ver: Likwise.
9985 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9987 * config/i386/libgcc-glibc.ver: New.
9989 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9991 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9993 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9994 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9995 i[34567]86-*-linux*, x86_64-*-linux*. Add
9996 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9997 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9998 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9999 i[34567]86-*-linux*, x86_64-*-linux*.
10001 * libgcc-std.ver: Add empty GCC_4.4.0.
10003 * mkmap-symver.awk: Support multiple versions per symbol.
10005 * config/i386/i386.c (ix86_init_builtins): Always define
10006 __builtin_fabsq and __builtin_copysignq with fallbacks.
10007 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10008 and __builtin_copysignq if SSE2 isn't available.
10010 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10011 (LIBGCC2_TF_CEXT): Likwise.
10012 (TF_SIZE): Likwise.
10014 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10016 * config/i386/sfp-machine.h: Moved to libgcc.
10018 * config/i386/sfp-machine.h: New.
10019 * config/i386/t-linux: Likwise.
10021 * config/i386/t-darwin: Remove softfp_wrap_start and
10023 * config/i386/t-darwin64: Likewise.
10025 * config/i386/t-fprules-softfp64: Renamed to ...
10026 * config/i386/t-fprules-softfp: This.
10028 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10029 and softfp_wrap_end.
10031 2008-07-02 Jason Merrill <jason@redhat.com>
10033 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10035 * tree.c (ctor_to_list): New fn.
10036 * tree.h: Declare it.
10037 (CONSTRUCTOR_ELT): New macro.
10038 (CONSTRUCTOR_NELTS): New macro.
10040 2008-07-02 Richard Guenther <rguenther@suse.de>
10042 * tree-ssa-structalias.c (struct variable_info): Reorder
10043 to fill padding on 64bit hosts. Make collapsed_to an int.
10044 (get_varinfo_fc): Deal with that.
10045 (new_var_info): Likewise.
10046 (collapse_rest_of_var): Likewise.
10048 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10050 * doc/install.texi (--enable-java-home): Document.
10051 (--enable-aot-compile-rpm): Likewise.
10052 (--with-arch-directory): Likewise.
10053 (--with-os-directory): Likewise.
10054 (--with-origin-name): Likewise.
10055 (--with-arch-suffix): Likewise.
10056 (--with-jvm-root-dir): Likewise.
10057 (--with-jvm-jar-dir): Likewise.
10058 (--with-python-dir): Likewise.
10060 2008-07-02 Richard Guenther <rguenther@suse.de>
10062 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10063 from decls explicitly. Merge operand checking from tuples.
10065 2008-07-02 Martin Jambor <mjambor@suse.cz>
10067 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10069 2008-07-02 Martin Jambor <mjambor@suse.cz>
10071 * tree-switch-conversion.c: Included timevar.h
10072 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10074 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10076 2008-07-02 Martin Jambor <mjambor@suse.cz>
10078 * tree-switch-conversion.c: Corrected various comments and
10080 (build_constructors): Fixed minor formatting mistakes.
10082 * invoke.texi (Optimize Options): Corrected the
10083 switch-conversion-max-branch-ratio parameter.
10085 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10087 * final.c (asm_insn_count): Return zero for an empty asm body.
10089 2008-07-02 Richard Guenther <rguenther@suse.de>
10091 * bitmap.h (bitmap_set_bit): Return bool.
10092 (bitmap_clear_bit): Likewise.
10093 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10094 write to the bitmap if it would.
10095 (bitmap_clear_bit): Likewise.
10096 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10097 bitmap_set_bit return value.
10098 (add_pred_graph_edge): Likewise.
10099 (add_graph_edge): Likewise.
10100 (do_sd_constraint): Likewise.
10101 (do_ds_constraint): Likewise.
10103 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10105 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10106 Fix -Wc++-compat and/or -Wcast-qual warnings.
10107 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10108 gen_regparm_prefix): Likewise.
10109 * vmsdbgout.c (write_modbeg, lookup_filename,
10110 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10112 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10114 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10115 defaults.h definition apply.
10117 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10119 * function.c (assign_parm_remove_parallels): New.
10120 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10122 (assign_parm_setup_block): Do not handle them.
10123 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10124 assign_parm_remove_parallels.
10126 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10128 * c-typeck.c (convert_for_assignment): Use
10129 vector_targets_convertible_p.
10130 * c-common.c (vector_targets_convertible_p): New.
10131 * c-common.h (vector_targets_convertible_p): New prototype.
10132 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10133 opaque_p_V2SI_type_node.
10135 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10137 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10140 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10142 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10143 TFmode constants via two element DImode vector for hosts with
10144 HOST_BITS_PER_WIDE_INT < 64.
10145 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10146 also for HOST_BITS_PER_WIDE_INT < 64.
10148 2008-07-01 Richard Guenther <rguenther@suse.de>
10150 PR tree-optimization/36666
10151 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10152 (get_constraint_exp_from_ssa_var): Split into ...
10153 (get_constraint_exp_for_temp): ... this ...
10154 (get_constraint_for_ssa_var): ... and that.
10155 Return constraint expressions for all touched sub-fields
10156 if the results address is not taken.
10157 (process_constraint): Remove assertion that aggregate
10158 assignments do not happen at this place.
10159 (get_constraint_for_component_ref): Add address_p argument.
10160 Return constraint expressions for all touched sub-fields
10161 if the results address is not taken.
10162 (do_deref): Use get_constraint_exp_for_temp.
10163 (get_constraint_for_1): Rename from ...
10164 (get_constraint_for): ... this. Add the old function as wrapper.
10165 (do_structure_copy): Use get_constraint_for_1.
10167 2008-07-01 Martin Jambor <mjambor@suse.cz>
10169 * Makefile.in (tree-switch-conversion.o): Add.
10170 (OBJS-common): Add tree-swtch-conversion.o.
10171 * passes.c (init_optimization_passes): Add pass_convert_switch.
10172 * tree-pass.h: (pass_convert_switch): Add.
10173 * tree-switch-conversion.c: New file.
10174 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10175 * common.opt (ftree-cswtch): New option.
10176 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10177 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10178 * opts.c (decode_options): Set flag_tree_switch_conversion when
10179 optimization level is >= 2.
10180 * doc/invoke.texi (Optimize Options): Added description of
10181 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10183 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10185 * config/darwin-driver.c (darwin_default_min_version): Fix
10186 -Wc++-compat warnings.
10188 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10190 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10193 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10195 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10197 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10199 PR rtl-optimization/34744
10200 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10201 (df_scan_free_internal): Free data structures not
10202 allocated in storage pools.
10203 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10204 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10205 df_scan_free_mws_vec.
10206 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10209 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10211 * config/i386/i386.c (contains_aligned_value_p): Return true
10213 (ix86_function_arg_boundary): Return its natural boundary
10215 (return_in_memory_32): Don't check TDmode.
10216 (ix86_split_to_parts): Support splitting into 4 parts and
10217 support TFmode for 32bit target.
10218 (ix86_split_long_move): Support splitting into 4 parts.
10219 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10221 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10222 (ix86_init_builtins): Here.
10223 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10224 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10225 'q' and 'w', respectively.
10227 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10229 (movtf_internal): Likewise.
10230 (<code>tf2): Likewise.
10231 (*absnegtf2_sse): Likewise.
10232 (copysign<mode>3): Likewise.
10233 (copysign<mode>3_const): Likewise.
10234 (copysign<mode>3_var): Likewise.
10235 (define_split UNSPEC_COPYSIGN): Likewise.
10236 * config/i386/sse.md (*nandtf3): Likewise.
10237 (<code>tf3): Likewise.
10238 (*<code>tf3): Likewise.
10240 2008-06-30 Joey Ye <joey.ye@intel.com>
10241 H.J. Lu <hongjiu.lu@intel.com>
10243 * global.c (compute_regsets): Set frame_pointer_needed here.
10244 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10246 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10248 * doc/install.texi (specific): Expand Windows build notes.
10250 2008-06-30 Ira Rosen <irar@il.ibm.com>
10252 PR tree-optimization/36648
10253 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10254 number of prolog iterations by step. Fix the comment.
10256 2008-06-30 Richard Guenther <rguenther@suse.de>
10258 PR middle-end/36671
10259 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10260 handle calls from ECF_MALLOC functions.
10261 (handle_pure_call): ECF_MALLOC functions do not return
10263 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10265 2008-06-29 Andreas Schwab <schwab@suse.de>
10267 * config/m68k/m68k.c (print_operand): Always print a float
10269 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10270 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10273 * config/rs6000/x-linux64: Remove never used file.
10275 2008-06-29 Richard Guenther <rguenther@suse.de>
10277 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10279 (struct alias_info): Move ...
10280 * tree-ssa-alias.c: ... here.
10281 (update_alias_info): Declare.
10282 (compute_may_aliases): Call it.
10283 (update_alias_info): New function.
10284 * tree-ssa-structalias.c (update_alias_info): Move ...
10285 * tree-ssa-alias.c (update_alias_info_1): ... here.
10286 * tree-ssa-structalias.c (process_constraint_1): Remove
10287 unused from_call argument. Rename to ...
10288 (process_constraint): ... this. Delete old wrapper.
10289 (make_constraint_to): Adjust callers.
10290 (handle_const_call): Likewise.
10291 (handle_pure_call): Likewise.
10292 (init_base_vars): Likewise.
10293 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10294 (find_func_aliases): We don't need structure copies for
10296 (make_constraint_from_anything): Remove.
10297 (create_variable_info_for): For globals make constraints
10298 from escaped, not from anything.
10299 (compute_points_to_sets): Do not call update_alias_info.
10300 (ipa_pta_execute): Use make_constraint_from.
10302 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10304 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10305 (bitmap.o-warn, dominance.o-warn): New.
10306 * configure.ac (cxx_compat_warn): Delete.
10307 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10308 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10310 * configure: Regenerate.
10312 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10315 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10317 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10318 * df-scan.c (df_notes_rescan): Likewise.
10319 * ggc-page.c (set_page_table_entry): Likewise.
10320 * intl.c (gcc_gettext_width): Likewise.
10321 * varasm.c (get_unnamed_section, get_noswitch_section,
10322 get_section): Likewise.
10324 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10326 * regrename.c (build_def_use): Don't copy RTX.
10328 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10330 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10331 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10332 punctuation. Use @ref instead of @xref.
10333 (Function Names): Remove stray @display/@end display.
10334 (C++ Attributes): Use @ref instead of @xref.
10335 (Deprecated Features): Fix punctuation around @xref.
10336 (Backwards Compatibility): Likewise.
10337 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10339 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10341 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10342 constants for E500 double.
10344 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10346 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10347 element type of const_vector.
10349 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10351 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10352 Remove FLAGS_REG clobber from expander pattern.
10353 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10354 (anddi3, andsi3, andhi3, andqi3): Ditto.
10355 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10356 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10357 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10358 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10359 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10360 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10361 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10362 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10364 2008-06-28 Richard Guenther <rguenther@suse.de>
10366 * tree-ssa-structalias.c (callused_id, var_callused,
10367 callused_tree): Add.
10368 (handle_pure_call): New function.
10369 (find_func_aliases): Call it.
10370 (find_what_p_points_to): Handle the call-used set.
10371 (clobber_what_escaped): Likewise.
10372 (compute_call_used_vars): New function.
10373 (init_base_vars): Init the call-used variable.
10374 (do_sd_constraint): Do not propagate the solution from CALLUSED
10375 but use CALLUSED as a placeholder.
10376 (solve_graph): Likewise.
10377 * tree-flow-inline.h (gimple_call_used_vars): New function.
10378 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10379 (compute_call_used_vars): Declare.
10380 * tree-ssa-alias.c (set_initial_properties): Call
10381 compute_call_used_vars.
10382 (reset_alias_info): Clear call-used variables.
10383 (add_call_clobber_ops): Assert we are not called for const/pure
10384 functions. Remove handling of them.
10385 (add_call_read_ops): Handle pure functions by adding the
10386 call-used set of variables as VUSEs.
10387 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10388 (delete_tree_ssa): Free it.
10389 * tree-dfa.c (remove_referenced_var): Clear the var from the
10392 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10394 * tree.c (build_varargs_function_type_list): New.
10395 (build_function_type_list_1): New.
10396 (build_function_type_list): Use build_function_type_list_1.
10397 * tree.h (build_varargs_function_type_list): New.
10399 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10402 * config/spu/spu.c (spu_builtin_splats): Do not generate
10403 invalid CONST_VECTOR expressions.
10404 (spu_expand_vector_init): Likewise.
10406 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10408 * optabs.c (libfunc_decls): New variable.
10409 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10410 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10411 for the same function twice.
10413 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10415 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10416 ix86_expand_binary_operator directly.
10417 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10419 (*ashrti3_1): Ditto.
10420 (*lshrti3_1): Ditto.
10421 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10422 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10423 using only one splitter. Conditionaly execute splitter before or
10424 after peephole2 pass.
10425 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10426 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10427 Use only one alternative in asm template.
10428 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10430 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10431 "J" operand constraint for operand 2.
10432 (*ashldi3_cconly_rex64): Ditto.
10433 (*ashrdi3_cmp_rex64): Ditto.
10434 (*ashrdi3_cconly_rex64): Ditto.
10435 (*lshrdi3_cmp_rex64): Ditto.
10436 (*lshrdi3_cconly_rex64): Ditto.
10437 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10438 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10439 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10442 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10444 * gimplify.c (omp_is_private): Don't return true if decl is not
10445 already private on #pragma omp for or #pragma omp parallel for.
10448 * tree-cfg.c (struct move_stmt_d): Replace block field with
10449 orig_block and new_block fields.
10450 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10451 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10452 (move_block_to_fn): Replace vars_map and new_label_map arguments
10453 with struct move_stmt_d pointer.
10454 (replace_block_vars_by_duplicates): New function.
10455 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10456 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10457 all subblocks of ORIG_BLOCK to the new function. Call
10458 replace_block_vars_by_duplicates.
10459 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10460 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10461 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10462 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10463 (expand_omp): Temporarily set input_location to the location of
10464 region's controlling stmt.
10465 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10466 BIND_EXPR, push ctx->block_vars and gimplification vars into
10467 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10468 into dest function.
10469 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10470 there are any BLOCK_VARS.
10471 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10472 OMP_PARALLEL or OMP_TASK stmt.
10473 (lower_omp): Save and restore input_location around the lower_omp_1
10476 2008-06-27 Richard Guenther <rguenther@suse.de>
10478 PR tree-optimization/36400
10479 PR tree-optimization/36373
10480 PR tree-optimization/36344
10481 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10482 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10483 (update_alias_info): Remove call clobbering code.
10484 (make_constraint_to): New helper function.
10485 (make_escape_constraint): Likewise.
10486 (handle_rhs_call): Use it on all pointer containing arguments.
10487 Also mark the static chain escaped.
10488 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10489 instead of ANYTHING.
10490 (make_constraint_from): New helper split out from ...
10491 (make_constraint_from_anything): ... here.
10492 (find_func_aliases): Add constraints for escape sites.
10493 (intra_create_variable_infos): Make constraints from NONLOCAL
10495 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10497 (clobber_what_p_points_to): Remove.
10498 (clobber_what_escaped): New function.
10499 (init_base_vars): Init NONLOCAL and ESCAPED.
10500 (do_sd_constraint): Do not propagate the solution from ESCAPED
10501 but use ESCAPED as a placeholder.
10502 (solve_graph): Likewise.
10503 * tree-flow.h (clobber_what_p_points_to): Remove.
10504 (clobber_what_escaped): Declare.
10505 * tree-ssa-alias.c (set_initial_properties): Call it.
10506 Remove code clobbering escaped pointers.
10508 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10510 * function.c (allocate_struct_function): Only allocate a unique
10511 funcdef_no if the decl is nonzero.
10513 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10515 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10516 * config/mips/mips.c (mips_split_const_insns): New function.
10517 * config/mips/mips.md (move_type): New attribute.
10518 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10519 (dword_mode): New attribute.
10520 (type): Avoid long line. Map "move_type"s to "type"s,
10521 choosing "multi" for doubleword moves if appropriate.
10522 Swap MTC/MFC comments to match their declaration order.
10523 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10524 "type" is "branch" or "jal" is "direct".
10525 (length): Handle "extended_mips16" first. Make the default
10526 "0" for "ghost" instructions. Set the length from "move_type".
10527 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10528 of "type", with "sll0" for the register alternative. Remove the
10529 "extended_mips16" attribute.
10530 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10531 of "type", with "shift_shift" for the register alternative.
10532 Remove the "length" attribute.
10533 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10534 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10535 of "type", with "andi" for the register alternative.
10536 (*zero_extendqihi2): Likewise.
10537 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10538 of "andi" instead of a "type" of "arith".
10539 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10541 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10542 (mov_<store>r, *mov<mode>_ra): Likewise.
10543 (extendsidi2): Use "move_type" instead of "type", with "move"
10544 for the register alternative.
10545 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10546 of "type", with "signext" for the register alternative.
10547 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10548 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10549 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10550 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10551 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10552 (unnamed branch insn): Likewise.
10553 (*movdi_gp32_fp64): Fold into...
10554 (*movdi_32bit): ...here.
10555 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10556 (*movdf_hardfloat): ...this new pattern.
10557 (*movdf_softfloat): Remove redundant FPR alternatives.
10558 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10559 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10560 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10561 the "move" attribute.
10562 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10563 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10564 and "store" for COP loads and stores.
10565 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10566 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10567 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10568 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10569 (*movtf_mips16, *movv2sf): Likewise.
10570 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10571 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10572 (mfhc1<mode>): Use "move_type" instead of "move".
10573 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10574 (loadgp_blockage): Remove the "length" attribute.
10575 (blockage, set_got_version, update_got_version): Likewise.
10576 (call_internal): Remove the "extended_mips16" attribute.
10577 (call_value_internal, call_value_multiple_internal): Likewise.
10578 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10580 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10581 the "length" attribute.
10583 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10585 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10586 -Wcast-qual warnings.
10587 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10588 handle_pragma_pop_macro): Likewise.
10589 * collect2.c (resolve_lib_name): Likewise.
10590 * config/arc/arc.c (arc_init): Likewise.
10591 * config/arm/arm.c (neon_builtin_compare,
10592 locate_neon_builtin_icode): Likewise.
10593 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10594 * config/bfin/bfin.c (bfin_init_machine_status,
10595 bfin_optimize_loop): Likewise.
10596 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10597 * config/cris/cris.c (cris_init_expanders): Likewise.
10598 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10599 * config/darwin.c (machopic_indirection_eq,
10600 machopic_indirection_name, machopic_output_indirection): Likewise.
10601 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10602 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10603 frv_optimize_membar): Likewise.
10604 * config/i386/cygwin.h (mingw_scan,
10605 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10606 * config/i386/cygwin1.c (mingw_scan): Likewise.
10607 * config/i386/i386.c (machopic_output_stub): Likewise.
10608 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10609 i386_pe_unique_section): Likewise.
10610 * config/ia64/ia64.c (ia64_init_machine_status,
10611 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10613 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10614 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10615 * config/m68k/m68k.c (m68k_handle_option,
10616 m68k_sched_md_init_global): Likewise.
10617 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10618 mcore_unique_section): Likewise.
10619 * config/mips/mips.c (mips_block_move_straight,
10620 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10622 * config/mmix/mmix.c (mmix_init_machine_status,
10623 mmix_encode_section_info): Likewise.
10624 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10625 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10626 print_operand_address, output_toc, redefine_groups,
10627 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10628 * config/s390/s390.c (s390_init_machine_status): Likewise.
10629 * config/score/score.c (score_block_move_straight,
10630 score_block_move_loop_body): Likewise.
10631 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10632 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10633 * emit-rtl.c (find_auto_inc): Likewise.
10634 * gcc.c (translate_options, process_command): Likewise.
10635 * reorg.c (dbr_schedule): Likewise.
10636 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10637 * xcoffout.c (xcoffout_declare_function): Likewise.
10639 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10641 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10642 ipa-pta working again.
10644 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10646 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10649 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10651 * config.gcc (powerpc*-*-*): Add new core e500mc.
10652 * config/rs6000/e500mc.md: New file.
10653 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10655 (rs6000_override_options): Add e500mc case to
10656 processor_target_table. Altivec and Spe options not allowed
10657 with e500mc. Add isel instruction to e500mc by
10658 default. Initialize rs6000_cost for e500mc.
10659 (rs6000_issue_rate): Set issue rate for e500mc.
10660 * config/rs6000/rs6000.h (processor_type): Add
10661 PROCESSOR_PPCE500MC.
10662 (ASM_CPU_SPEC): Add e500mc.
10663 Set TARGET_ISEL to rs6000_isel.
10664 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10665 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10666 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10668 * doc/invoke.texi: Add e500mc to list of cpus.
10670 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10673 * c-lex.c (lex_charconst): Initialize unsignedp.
10675 2008-06-27 Olivier Hainque <hainque@adacore.com>
10677 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10678 documented assumptions.
10680 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10682 * dwarf2out.c: Remove trailing white spaces. Break long line
10685 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10687 * libfuncs.h (LTI_synchronize): New libfunc_index.
10688 (synchronize_libfunc): Declare.
10689 * builtins.c (expand_builtin_synchronize): Consider using
10690 synchronize_libfunc before falling back on an asm blockage.
10691 * config/mips/mips.c: Include libfuncs.h
10692 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10694 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10696 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10697 parameter. Copy stack_reg to r11 where appropriate.
10698 (no_global_regs_above): Add gpr parameter.
10699 (rs6000_stack_info): Only add padding for SPE save area if we
10700 are saving SPE GPRs and CR.
10701 (saveres_routine_syms): New variable.
10702 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10704 (rs6000_savres_routine_sym): New function.
10705 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10707 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10708 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10709 Tweak FPR out-of-line saving.
10710 (rs6000_make_savres_rtx): New function.
10711 (rs6000_use_multiple_p): New function.
10712 (rs6000_savres_strategy): New function.
10713 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10714 out-of-line if appropriate.
10715 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10716 if we are optimizing for size.
10717 (GP_SAVE_INLINE): Define.
10718 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10719 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10720 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10721 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10722 (*save_fpregs_<mode>): Add use of r11.
10723 (*restore_gpregs_<mode>): New insn.
10724 (*return_and_restore_gpregs_<mode>): New insn.
10725 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10727 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10728 (*restore_gpregs_spe): New insn.
10729 (*return_and_restore_gpregs_spe): New insn.
10730 * config/rs6000/predicates.md (save_world_operation): Fix check.
10732 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10734 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10735 this point, so assert that.
10737 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10739 * cfganal.c: Include vec.h and vecprim.h.
10740 (compute_idf): Import from...
10741 * tree-into-ssa (compute_idf): ...here.
10742 * basic-block.h (compute_idf): Export.
10744 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10746 * c-decl.c (merge_decls): Use !current_function_decl to check for
10747 extern declaration of C99 inline function being at file scope.
10749 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10751 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10753 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10755 * alias.c (record_alias_subset, init_alias_analysis): Fix
10756 -Wc++-compat and/or -Wcast-qual warnings.
10757 * attribs.c (lookup_attribute_spec): Likewise.
10758 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10759 copy_bb, connect_traces,
10760 find_rarely_executed_basic_blocks_and_cr): Likewise.
10761 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10762 note_btr_set, migrate_btr_defs): Likewise.
10763 * builtins.c (result_vector, expand_builtin_memcpy,
10764 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10765 builtin_memset_read_str, expand_builtin_printf,
10766 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10768 * caller-save.c (mark_set_regs): Likewise.
10769 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10770 * cgraph.c (cgraph_edge): Likewise.
10771 * combine.c (likely_spilled_retval_1): Likewise.
10772 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10773 htab_counts_entry_del, get_coverage_counts): Likewise.
10774 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10775 new_cselib_val): Likewise.
10776 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10777 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10779 * df-core.c (df_compact_blocks): Likewise.
10780 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10781 * df-scan.c (df_grow_reg_info, df_ref_create,
10782 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10783 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10784 df_record_entry_block_defs, df_record_exit_block_uses,
10785 df_bb_verify): Likewise.
10786 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10787 DF_REF_EXTRACT_MODE_CONST): New.
10788 * dominance.c (get_immediate_dominator, get_dominated_by,
10789 nearest_common_dominator, root_of_dom_tree,
10790 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10791 -Wc++-compat and/or -Wcast-qual warnings.
10792 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10793 record_store, replace_read, check_mem_read_rtx, scan_insn,
10794 dse_step1, dse_record_singleton_alias_set): Likewise.
10795 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10797 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10799 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10800 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10801 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10802 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10803 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10804 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10805 file_name_acquire, output_file_names, add_const_value_attribute,
10806 premark_used_types_helper, file_table_eq, file_table_hash,
10807 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10808 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10809 -Wcast-qual warnings.
10810 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10811 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10812 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10813 gen_reg_rtx, start_sequence, init_emit): Likewise.
10814 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10815 * except.c (init_eh_for_function, gen_eh_region,
10816 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10817 arh_to_landing_pad, arh_to_label, add_action_record,
10818 add_call_site, switch_to_exception_section): Likewise.
10819 * expmed.c (synth_mult): Likewise.
10820 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10821 store_expr): Likewise.
10822 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10824 * function.c (assign_stack_temp_for_type,
10825 allocate_struct_function, match_asm_constraints_1): Likewise.
10826 * gcov-io.c (gcov_allocate): Likewise.
10827 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10828 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10829 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10830 record_one_set, insert_expr_in_table, insert_set_in_table,
10831 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10832 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10833 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10834 -Wcast-qual warnings.
10836 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10838 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10839 -Wcast-qual warnings.
10840 * gcc.c (process_command): Likewise.
10841 * genattrtab.c (oballoc): Use XOBNEW.
10842 (oballocvec): Define.
10843 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10844 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10845 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10846 -Wc++-compat and/or -Wcast-qual warnings.
10847 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10848 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10849 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10850 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10851 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10852 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10853 add_excls, process_presence_absence_names,
10854 process_presence_absence_patterns, add_presence_absence,
10855 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10856 get_free_state, add_arc, get_free_automata_list_el,
10857 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10858 transform_3, cache_presence, create_ainsns, create_automata,
10859 create_state_ainsn_table, dfa_insn_code_enlarge,
10860 output_trans_func, output_min_issue_delay_func,
10861 output_dead_lock_func, output_reset_func,
10862 output_get_cpu_unit_code_func, output_dfa_start_func,
10863 expand_automata): Likewise.
10864 * genextract.c (gen_insn): Likewise.
10865 * gengtype-lex.l: Likewise.
10866 * gengtype.c (read_input_list, adjust_field_type,
10867 process_gc_options): Likewise.
10868 * genoutput.c (note_constraint): Likewise.
10869 * genpreds.c (mangle, add_constraint): Likewise.
10870 * genrecog.c (process_define_predicate, new_decision,
10871 add_to_sequence): Likewise.
10872 * gensupport.c (record_insn_name): Likewise.
10874 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10876 * config/i386/driver-i386.c (detect_caches_amd,
10877 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10878 and/or -Wcast-qual warnings.
10879 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10880 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10881 gt_pch_save): Likewise.
10882 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10883 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10884 * global.c (compute_regsets): Likewise.
10885 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10886 finish_graph_dump_file): Likewise.
10887 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10888 unlink_bb_notes): Likewise.
10889 * integrate.c (get_hard_reg_initial_val): Likewise.
10890 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10891 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10892 * local-alloc.c (update_equiv_regs): Likewise.
10893 * loop-invariant.c (check_invariant_table_size,
10894 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10896 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10897 altered_reg_used, mark_altered): Likewise.
10898 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10899 insert_var_expansion_initialization,
10900 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10901 release_var_copies): Likewise.
10902 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10903 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10904 analyze_accesses_for_phi_node, check_var_notmodified_p,
10905 check_allocation_function, find_sites_in_func,
10906 record_all_accesses_in_func, transform_access_sites,
10907 transform_allocation_sites): Likewise.
10908 * omp-low.c (new_omp_region, create_omp_child_function_name,
10909 check_omp_nesting_restrictions, check_combined_parallel,
10910 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10911 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10912 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10913 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10915 * opts-common.c (prune_options): Likewise.
10916 * opts.c (add_input_filename, print_filtered_help,
10917 get_option_state): Likewise.
10918 * params.c (add_params): Likewise.
10919 * passes.c (set_pass_for_id, next_pass_1,
10920 do_per_function_toporder, pass_fini_dump_file): Likewise.
10921 * postreload.c (reload_cse_simplify_operands): Likewise.
10922 * predict.c (tree_predicted_by_p, tree_predict_edge,
10923 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10925 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10927 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10929 * recog.c (check_asm_operands, validate_change_1): Likewise.
10930 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10931 subst_asm_stack_regs): Likewise.
10932 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10933 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10934 * regmove.c (reg_is_remote_constant_p): Likewise.
10935 * regrename.c (regrename_optimize, scan_rtx_reg,
10936 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10938 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10939 regstat_compute_calls_crossed): Likewise.
10940 * reload1.c (init_reload, new_insn_chain,
10941 has_nonexceptional_receiver, reload, copy_reloads,
10942 calculate_needs_all_insns, init_elim_table): Likewise.
10943 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10944 * rtl.c (shallow_copy_rtx_stat): Likewise.
10945 * rtlanal.c (parms_set): Likewise.
10946 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10947 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10948 * sched-ebb.c (earliest_block_with_similiar_load,
10949 add_deps_for_risky_insns): Likewise.
10950 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10951 schedule_region): Likewise.
10952 * see.c (eq_descriptor_pre_extension,
10953 hash_descriptor_pre_extension, hash_del_pre_extension,
10954 eq_descriptor_properties, hash_descriptor_properties,
10955 hash_del_properties, see_seek_pre_extension_expr,
10956 see_initialize_data_structures, see_print_register_properties,
10957 see_print_pre_extension_expr, see_delete_merged_def_extension,
10958 see_delete_unmerged_def_extension, see_emit_use_extension,
10959 see_pre_delete_extension, see_map_extension, see_commit_changes,
10960 see_analyze_merged_def_local_prop,
10961 see_analyze_merged_def_local_prop,
10962 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10963 see_set_prop_merged_def, see_set_prop_unmerged_def,
10964 see_set_prop_unmerged_use, see_print_one_extension,
10965 see_merge_one_use_extension, see_merge_one_def_extension,
10966 see_store_reference_and_extension, see_update_uses_relevancy,
10967 see_update_defs_relevancy): Likewise.
10968 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10969 hash_statistics_free, curr_statistics_hash): Likewise.
10970 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10971 expand_asm_operands, expand_return, case_bit_test_cmp,
10972 expand_case): Likewise.
10973 * stor-layout.c (start_record_layout): Likewise.
10974 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10975 gt_pch_save_stringpool): Likewise.
10976 * tree-data-ref.c (hash_stmt_vertex_info,
10977 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10978 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10980 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10983 * config/i386/i386.md : Change constraints of HImode and QImode
10984 immediate operands from "i" to "n". Change SImode "ni" constraint to
10985 "i" and SImode "rmi" constraint to "g". Remove all constraints
10986 from const0_operand and const1_operand predicated operands.
10987 (i): Change QImode and HImode attribute from "i" to "n".
10988 (*subqi_2): Change HImode operands to QImode.
10991 2008-06-25 Olivier Hainque <hainque@adacore.com>
10993 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10996 2008-06-25 Richard Guenther <rguenther@suse.de>
10998 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10999 not overflow the result type.
11001 2008-06-25 Richard Guenther <rguenther@suse.de>
11003 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11004 (vn_lookup): Likewise.
11006 2008-06-25 Richard Guenther <rguenther@suse.de>
11008 PR tree-optimization/35518
11009 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11010 * tree-sra.c (instantiate_element): Use fold_build3 to build
11012 (try_instantiate_multiple_fields): Likewise.
11014 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11016 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11019 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11021 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11022 use_backchain_to_restore_sp to true
11023 if the offset of the link register save area would go over the 32k - 1
11024 offset limit of the load
11027 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11029 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11030 anchor for the type-punning blurb. Cross-reference "Structures
11031 unions enumerations and bit-fields implementation". Provide a
11032 cast-through-pointer example. Make final sentence self-contained.
11033 * doc/implement-c.texi (Structures unions enumerations and
11034 bit-fields implementation): Cross-reference the type-punning blurb
11035 in the -fstrict-aliasing documentation.
11037 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11039 PR middle-end/36594
11040 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11041 the memory instead of the memory itself for the save area.
11043 2008-06-24 Olivier Hainque <hainque@adacore.com>
11044 Nicolas Roche <roche@adacore.com>
11046 * gengtype.c (srcdir_len): size_t instead of int.
11047 (get_file_realbasename): New function. For F a filename, the real
11048 basename of F, with all the path components stripped.
11049 (get_file_srcdir_relative_path): New function. For F a filename, the
11050 relative path to F from $(srcdir).
11051 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11052 get_file_realbasename. Adjust the head comment.
11053 (get_prefix_langdir_index): New function. For F a filename, return the
11054 lang_dir_names[] relative index of the language directory that is
11056 (get_file_langdir): For F a filename, return the name of the language
11057 directory where F is located.
11058 (get_file_gtfilename): New function. The gt- output file name for an
11060 (get_output_file_with_visibility): Replace in-line computations with
11061 uses of get_file_gtfilename and get_prefix_langdir_index.
11062 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11064 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11066 PR tree-optimization/36504
11067 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11068 references without base address.
11070 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11072 PR middle-end/36584
11073 * calls.c (expand_call): Increase alignment for recursive functions.
11075 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11077 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11078 (TARGET_FUNCTION_VALUE): New define.
11079 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11080 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11082 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11084 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11085 (fmod<mode>3): Ditto.
11086 (remainderxf3): Ditto.
11087 (remainder<mode>3): Ditto.
11089 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11092 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11093 REG is a hard register.
11095 PR tree-optimization/36508
11096 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11097 499, don't check it at all in release compilers.
11099 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11101 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11102 together with SSE_TARGET_MATH to disable insn pattern.
11103 (*fop_<MODEF:mode>_2_i387): Ditto.
11104 (*fop_<MODEF:mode>_3_i387): Ditto.
11106 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11108 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11110 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11112 PR middle-end/34906
11113 * gimplify.c (gimplify_asm_expr): Check the return code of
11114 parse_output_constraint call, set function return and is_inout
11115 value if it failed.
11117 2008-06-22 Ian Lance Taylor <iant@google.com>
11119 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11120 (narrowest_signed_type): Likewise.
11121 * c-typeck.c (c_common_type): Change local variable mclass to enum
11123 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11124 tcc_comparison, not the tree code itself.
11125 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11126 (c_expand_expr): Cast modifier to enum expand_modifier.
11127 * c-common.h (C_RID_CODE): Add casts.
11128 (C_SET_RID_CODE): Define.
11129 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11130 (c_lex_one_token): Add cast to avoid warning.
11131 (c_parser_objc_type_name): Rename local typename to type_name.
11132 (check_no_duplicate_clause): Change code parameter to enum
11134 (c_parser_omp_var_list_parens): Change kind parameter to enum
11136 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11137 c_parser_omp_list_var_parens.
11138 (c_parser_omp_threadprivate): Likewise.
11139 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11140 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11141 * c-format.c (NO_FMT): Define.
11142 (printf_length_specs): Use NO_FMT.
11143 (asm_fprintf_length_specs): Likewise.
11144 (gcc_diag_length_specs): Likewise.
11145 (scanf_length_specs): Likewise.
11146 (strfmon_length_specs): Likewise.
11147 (gcc_gfc_length_specs): Likewise.
11148 (printf_flag_specs): Change 0 to STD_C89.
11149 (asm_fprintf_flag_specs): Likewise.
11150 (gcc_diag_flag_specs): Likewise.
11151 (gcc_cxxdiag_flag_specs): Likewise.
11152 (scanf_flag_specs): Likewise.
11153 (strftime_flag_specs): Likewise.
11154 (strfmon_flag_specs): Likewise.
11155 (print_char_table): Likewise.
11156 (asm_fprintf_char_table): Likewise.
11157 (gcc_diag_char_table): Likewise.
11158 (gcc_tdiag_char_table): Likewise.
11159 (gcc_cdiag_char_table): Likewise.
11160 (gcc_cxxdiag_char_table): Likewise.
11161 (gcc_gfc_char_table): Likewise.
11162 (scan_char_table): Likewise.
11163 (time_char_table): Likewis.
11164 (monetary_char_table): Likewise.
11165 * c-format.h (BADLEN): Likewise.
11167 2008-06-21 Ian Lance Taylor <iant@google.com>
11169 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11170 Define END_OF_BASE_TREE_CODES around inclusion.
11171 * tree.c (tree_code_type): New global array.
11172 (tree_code_length, tree_code_name): Likewise.
11173 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11174 $(lang_tree_files).
11175 (all-tree.def, s-alltree): New targets.
11176 (gencheck.h, s-gencheck): Remove.
11177 (tree.o): Depend upon all-tree.def.
11178 (build/gencheck.o): Remove gencheck.h dependency.
11179 (mostlyclean): Don't remove gencheck.h.
11180 * c-common.h (enum c_tree_code): Remove.
11181 * c-lang.c (tree_code_type): Remove.
11182 (tree_code_length, tree_code_name): Remove.
11183 * gencheck.c (tree_codes): Include all-tree.def, rather than
11184 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11186 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11188 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11189 (operator_name_info): Size to MAX_TREE_CODES.
11190 (assignment_operator_name_info): Likewise.
11191 * cp/cp-lang.c (tree_code_type): Remove.
11192 (tree_code_length, tree_code_name): Remove.
11193 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11194 (assignment_operator_name_info): Likewise.
11195 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11197 * cp/mangle.c (write_expression): Likewise.
11198 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11199 * fortran/f95-lang.c (tree_code_type): Remove.
11200 (tree_code_length, tree_code_name): Remove.
11201 * java/java-tree.h (enum java_tree_code): Remove.
11202 * java/lang.c (tree_code_type): Remove.
11203 (tree_code_length, tree_code_name): Remove.
11204 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11205 * objc/objc-act.h (enum objc_tree_code): Remove.
11206 * objc/objc-lang.c (tree_code_type): Remove.
11207 (tree_code_length, tree_code_name): Remove.
11208 * objcp/objcp-lang.c (tree_code_type): Remove.
11209 (tree_code_length, tree_code_name): Remove.
11210 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11211 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11212 * ada/misc.c (tree_code_type): Remove.
11213 (tree_code_length, tree_code_name): Remove.
11215 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11217 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11218 the grand_bitmap_obstack.
11220 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11222 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11223 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11224 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11225 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11226 move_stmt_r, new_label_mapper): Likewise.
11227 * tree-complex.c (cvc_lookup): Likewise.
11228 * tree-dfa.c (create_function_ann): Likewise.
11229 * tree-dump.c (dump_register): Likewise.
11230 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11231 find_phi_replacement_condition): Likewise.
11232 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11233 tree_function_versioning): Likewise.
11234 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11235 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11236 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11237 get_nonlocal_debug_decl, convert_nonlocal_reference,
11238 convert_nonlocal_omp_clauses, get_local_debug_decl,
11239 convert_local_reference, convert_local_omp_clauses,
11240 convert_nl_goto_reference, convert_nl_goto_receiver,
11241 convert_tramp_reference, convert_call_expr): Likewise.
11242 * tree-outof-ssa.c (contains_tree_r): Likewise.
11243 * tree-parloops.c (reduction_phi, initialize_reductions,
11244 eliminate_local_variables_1, add_field_for_reduction,
11245 add_field_for_name, create_phi_for_local_result,
11246 create_call_for_reduction_1, create_loads_for_reductions,
11247 create_stores_for_reduction, create_loads_and_stores_for_name):
11249 * tree-phinodes.c (allocate_phi_node): Likewise.
11250 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11251 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11252 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11253 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11254 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11255 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11256 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11257 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11258 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11259 vn_nary_op_insert): Likewise.
11260 * tree-ssa.c (redirect_edge_var_map_add,
11261 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11262 * tree-vectorizer.c (vectorize_loops): Likewise.
11263 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11264 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11265 tree_cons_stat, build1_stat, build_variant_type_copy,
11266 decl_init_priority_lookup, decl_fini_priority_lookup,
11267 decl_priority_info, decl_restrict_base_lookup,
11268 decl_restrict_base_insert, decl_debug_expr_lookup,
11269 decl_debug_expr_insert, decl_value_expr_lookup,
11270 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11271 type_hash_add, get_file_function_name, tree_check_failed,
11272 tree_not_check_failed, tree_range_check_failed,
11273 omp_clause_range_check_failed, build_omp_clause,
11274 build_vl_exp_stat): Likewise.
11275 * value-prof.c (gimple_histogram_value,
11276 gimple_duplicate_stmt_histograms): Likewise.
11277 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11278 unshare_variable, variable_union_info_cmp_pos, variable_union,
11279 dataflow_set_different_1, dataflow_set_different_2,
11280 vt_find_locations, variable_was_changed, set_variable_part,
11281 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11282 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11283 section_entry_hash, object_block_entry_eq,
11284 object_block_entry_hash, create_block_symbol,
11285 initialize_cold_section_name, default_function_rodata_section,
11286 strip_reg_name, set_user_assembler_name, const_desc_eq,
11287 build_constant_desc, output_constant_def, lookup_constant_def,
11288 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11289 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11290 default_internal_label): Likewise.
11291 * varray.c (varray_init, varray_grow): Likewise.
11292 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11294 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11296 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11297 operators for "test" insn. Macroize insn using SWI mode macro.
11298 (*jcc_fused_2): Ditto.
11299 (*jcc_fused_3): Macroize insn using SWI mode macro.
11300 (*jcc_fused_4): Ditto.
11302 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11304 * tree-ssa-pre.c: Fix typo in comment.
11305 (init_antic, fini_antic): Add explicit funtions for
11306 initializing and deinitializing ANTIC and AVAIL sets.
11307 (create_expression_by_pieces): Fix typo in comment.
11308 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11309 (execute_pre): Eventually dump details about ANTIC_IN.
11311 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11313 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11314 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11315 add_to_obstack, file_at_path, find_a_file, execute,
11316 add_preprocessor_option, add_assembler_option, add_linker_option,
11317 process_command, insert_wrapper, do_option_spec, do_self_spec,
11318 spec_path, do_spec_1, is_directory, main, used_arg,
11319 getenv_spec_function): Likewise.
11320 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11321 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11324 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11326 * doc/rtl.texi: Updated subreg section.
11328 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11331 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11332 node->needed and node->reachable.
11333 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11334 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11335 (expand_task_call): Don't call expand_task_copyfn.
11336 (expand_task_copyfn): Renamed to...
11337 (finalize_task_copyfn): ... this.
11339 2008-06-19 Jan Hubicka <jh@suse.cz>
11341 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11342 clobbering framepointer.
11344 2008-06-19 Jan Hubicka <jh@suse.cz>
11346 * tree-optimize.c (execute_early_local_optimizations): Set
11347 cgraph_state only at first invocation.
11349 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11351 * system.h (-Wc++-compat): Activate as a warning, no an error.
11353 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11355 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11356 instead of "#" in insn asm template.
11357 (*jcc_fused_2): Ditto.
11359 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11361 * config/i386/i386.h (ix86_tune_indices)
11362 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11363 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11364 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11365 (*jcc_fused_2): Ditto.
11366 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11367 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11368 (print operand): Handle 'E' and 'e' code.
11370 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11372 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11373 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11374 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11376 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11378 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11380 (cgraph_expand_function): Use local copy of decl.
11381 (cgraph_expand_all_functions): Remove redundant initialization of
11383 (cgraph_optimize): Reword internal_error message.
11385 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11387 * arm-protos.h (arm_return_in_memory): Remove public
11388 arm_return_in_memory() prototype.
11389 * arm.c (arm_return_in_memory): Add static prototype, add target
11390 hook macro, change definition and comments.
11391 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11393 2008-06-19 Ben Elliston <bje@au.ibm.com>
11395 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11396 real.c: Remove references to IEEE 754R.
11397 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11398 * doc/libgcc.texi (Decimal float library routines): Likewise.
11400 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11402 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11403 (default_unwind_word_mode): Add prototype.
11404 * targhooks.c (default_unwind_word_mode): New function.
11405 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11406 instead of word_mode.
11407 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11408 (TARGET_INITIALIZER): Use it.
11410 * c-common.c (handle_mode_attribute): Support "unwind_word"
11412 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11414 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11415 word_mode to access SjLj_Function_Context member "data".
11416 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11417 conversion from targetm.eh_return_filter_mode () to
11418 targetm.unwind_word_mode () if they differ.
11420 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11421 (BT_FN_UNWINDWORD_PTR): New function type.
11422 (BT_FN_WORD_PTR): Remove.
11423 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11424 * except.c (expand_builtin_extend_pointer): Convert pointer to
11425 targetm.unwind_word_mode () instead of word_mode.
11427 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11428 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11429 (spu_unwind_word_mode): New function.
11430 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11431 (TARGET_UNWIND_WORD_MODE): Define.
11432 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11434 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11436 * config/spu/spu.c (reg_align): Remove.
11437 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11438 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11439 (spu_split_store): Likewise.
11441 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11443 * gcc/tree-vn.c: Fix typo in comment.
11445 2008-06-18 Jan Hubicka <jh@suse.cz>
11447 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11448 toplevel reorder too.
11450 2008-06-18 Jan Hubicka <jh@suse.cz>
11452 * c-opts.c (c_common_post_options): PCH is not compatible with
11454 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11455 -fno-toplevel-reorder by default now.
11457 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11459 PR documentation/30739
11460 * doc/install.texi (Prerequisites): Document dependency on awk.
11462 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11463 Ian Lance Taylor <iant@google.com>
11465 PR rtl-optimization/35604
11466 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11467 only want to change jump destinations, not eventual label comparisons.
11469 2008-06-16 Jan Hubicka <jh@suse.cz>
11471 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11473 (cgraph_analyze_function): Likewise.
11475 2008-06-16 Jan Hubicka <jh@suse.cz>
11477 * cgraph.h (cgraph_mark_if_needed): New function.
11478 * cgraphunit.c (cgraph_mark_if_needed): New function.
11479 * c-decl.c (duplicate_decl): Use it.
11481 2008-06-16 Jan Hubicka <jh@suse.cz>
11483 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11486 2008-06-16 Jan Hubicka <jh@suse.cz>
11488 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11490 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11491 Kazu Hirata <kazu@codesourcery.com>
11492 Maxim Kuvyrkov <maxim@codesourcery.com
11494 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11495 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11496 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11497 EXTRA_SPEC_FUNCTIONS.
11498 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11499 (DRIVER_SELF_SPECS): Adjust.
11500 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11501 * config/mips/st.h, config/mips/t-st: New.
11502 * config/mips/driver-native.c, config/mips/x-native: New.
11503 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11506 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11508 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11510 (ISA_HAS_FP_CONDMOVE): New macro.
11511 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11512 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11513 (ISA_HAS_NMADD3_NMSUB3): New macro.
11514 * config/mips/mips.c (mips_rtx_costs): Update.
11515 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11516 compiling for ST Loongson 2E/2F.
11517 (madd<mode>): Rename to madd4<mode>. Update.
11518 (madd3<mode>): New pattern.
11519 (msub<mode>): Rename to msub4<mode>. Update.
11520 (msub3<mode>): New pattern.
11521 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11522 (nmadd3<mode>): New pattern.
11523 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11524 (nmadd3<mode>_fastmath): New pattern.
11525 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11526 (nmsub3<mode>): New pattern.
11527 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11528 (nmsub3<mode>_fastmath): New pattern.
11529 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11531 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11533 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11534 (DF_REF_INSN_INFO): New.
11535 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11536 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11537 with a NULL DF_REF_INSN_INFO.
11538 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11540 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11541 DF_INSN_INFO_EQ_USES): New.
11542 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11543 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11544 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11545 * df-core.c: Update comment for above changes.
11546 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11547 DF_INSN_UID_* macros.
11548 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11549 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11550 insn rtx. Update all callers.
11551 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11552 df_ref_create_structure, df_insn_refs_collect): Likewise.
11553 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11554 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11555 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11556 macros to access the insn refs.
11557 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11558 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11559 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11560 for accessing the refs.
11561 (try_fwprop_subst): Likewise.
11562 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11563 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11564 for accessing the refs.
11565 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11566 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11567 to look at the insn refs.
11568 (record_uses): Likewise.
11569 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11571 (mark_artificial_uses): Don't mark_insn for artificial refs.
11572 (mark_reg_rependencies): Likewise.
11574 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11576 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11578 * configure: Regenerate.
11580 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11582 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11583 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11584 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11586 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11588 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11589 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11590 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11592 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11594 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11595 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11596 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11598 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11600 * tree-ssa-sccvn.c: Fix format of comments.
11602 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11604 * cgraph.c: Remove unneeded forward declarations of eq_node()
11607 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11609 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11611 (see_update_relevancy): Likewise.
11612 * fwprop.c (try_fwprop_subst): Likewise.
11613 * rtlanal.c (noop_move_p): Likewise.
11614 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11615 notes to non-existing libcall blocks.
11616 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11618 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11619 (dead_libcall_p): Remove.
11620 (delete_trivially_dead_insns): Don't use it.
11621 * web.c (union_defs): Remove comment about keeping nops.
11622 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11623 (compute_hash_table_work): Don't track libcall notes.
11624 (do_local_cprop): Don't take libcall pointers. Don't update
11626 (adjust_libcall_notes): Deleted.
11627 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11628 ever have existed in the first place).
11629 (replace_store_insn): Don't try to remove libcall notes.
11630 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11631 (resolve_reg_notes): Don't call them.
11632 (resolve_simple_move): Likewise.
11633 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11634 Don't remove REG_RETVAL notes.
11635 * emit-rtl.c (try_split): Don't update libcall notes.
11636 (emit_copy_of_insn_after): Dito.
11637 * cselib.c (cselib_current_insn_in_libcall): Remove.
11638 (cselib_process_insn): Don't set/clear it.
11639 (new_elt_loc_list): Don't record it.
11640 (cselib_init): Don't initialize it.
11641 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11642 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11644 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11645 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11646 (init_deps): Don't initialize it.
11647 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11648 * combine.c (delete_noop_moves): Don't update libcall notes.
11649 (can_combine_p): Remove now pointless #if 0 block.
11650 (try_combine): Remove another obsolete #if 0 block.
11651 (distribute_notes): Don't distribute libcall notes.
11652 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11653 * dce.c (libcall_dead_p): Remove.
11654 (delete_unmarked_insns): Don't handle libcall blocks.
11655 (preserve_libcall_for_dce): Remove.
11656 (prescan_insns_for_dce): Don't special-case libcall block insns.
11657 * reload1 (reload): Don't handle libcall notes.
11658 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11661 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11663 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11664 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11665 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11667 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11669 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11670 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11671 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11673 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11675 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11677 2008-06-16 Ira Rosen <irar@il.ibm.com>
11679 PR tree-optimization/36493
11680 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11681 the arguments list. Use VECTYPE to create vector pointer.
11682 (vectorizable_store): Fail if accesses through a pointer to vectype
11683 do not alias the original memory reference operands.
11684 Call vect_create_data_ref_ptr without the removed argument.
11685 (vectorizable_load): Likewise.
11686 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11689 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11692 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11693 reg_equiv_constant.
11695 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11697 * config/mips/loongson2ef.md: New file.
11698 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11699 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11700 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11701 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11702 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11704 (loongson2ef.md): New include.
11705 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11706 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11707 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11708 (loongson_gt_<mode>, loongson_extract_halfword)
11709 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11710 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11711 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11712 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11713 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11714 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11715 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11716 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11717 (vec_interleave_low<mode>): Define type attribute.
11718 * config/mips/mips.c (mips_ls2): New static variable.
11719 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11720 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11721 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11722 Implement target scheduling hooks.
11723 (mips_multipass_dfa_lookahead): Update to handle tuning for
11725 (mips_sched_init): Initialize data for Loongson scheduling.
11726 (mips_ls2_variable_issue): New static function.
11727 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11729 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11730 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11731 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11732 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11733 Handle ST Loongson 2E/2F cores.
11734 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11736 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11738 * omp-low.c (extract_omp_for_data): Fix comment typo.
11741 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11743 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11744 FIXME note about gcc/config.guess.
11745 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11746 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11747 * doc/cppopts.texi: Likewise.
11748 * doc/extend.texi: Likewise.
11749 * doc/gcc.texi: Likewise.
11750 * doc/gccint.texi: Likewise.
11751 * doc/gcov.texi: Likewise.
11752 * doc/gty.texi: Likewise.
11753 * doc/hostconfig.texi: Likewise.
11754 * doc/install.texi: Likewise.
11755 * doc/invoke.texi: Likewise.
11756 * doc/loop.texi: Likewise.
11757 * doc/makefile.texi: Likewise.
11758 * doc/md.texi: Likewise.
11759 * doc/passes.texi: Likewise.
11760 * doc/tm.texi: Likewise.
11761 * doc/tree-ssa.texi: Likewise.
11762 * doc/trouble.texi: Likewise.
11764 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11765 Nathan Sidwell <nathan@codesourcery.com>
11766 Maxim Kuvyrkov <maxim@codesourcery.com>
11767 Richard Sandiford <rdsandiford@googlemail.com>
11769 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11770 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11771 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11773 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11774 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11775 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11777 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11778 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11779 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11780 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11781 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11782 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11783 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11784 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11785 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11786 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11787 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11788 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11789 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11790 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11791 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11792 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11793 (mips_builtins): Add Loongson builtins.
11794 (mips_loongson_2ef_bdesc): New.
11795 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11796 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11797 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11798 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11800 (mips_expand_vector_init): New.
11801 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11802 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11804 * config/mips/mips.md: Add unspec numbers for Loongson
11805 builtins. Include loongson.md.
11806 (MOVE64): Include Loongson vector modes.
11807 (SPLITF): Include Loongson vector modes.
11808 (HALFMODE): Handle Loongson vector modes.
11809 * config/mips/loongson.md: New.
11810 * config/mips/loongson.h: New.
11811 * config.gcc: Add loongson.h header for mips*-*-* targets.
11812 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11814 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11816 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11817 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11818 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11819 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11820 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11821 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11822 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11823 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11824 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11825 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11826 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11827 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11828 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11829 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11830 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11831 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11832 Remove use_fixproto=yes.
11833 (ia64*-*-hpux*): Remove comment about using fixproto.
11834 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11836 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11838 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11840 * configure: Regenerate.
11842 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11844 PR middle-end/36520
11845 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11846 before evaluating it.
11848 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11851 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11852 nested inline functions.
11853 (start_decl, start_function): Don't invert DECL_EXTERNAL
11854 for nested inline functions.
11856 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11858 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11859 splits that must be made for correctness.
11861 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11863 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11864 (AVAIL_NON_MIPS16): Likewise.
11865 (mips_builtin_description): Replace target_flags with a predicate.
11866 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11867 (dspr2_32): New availability predicates.
11868 (MIPS_BUILTIN): New macro.
11869 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11870 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11871 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11872 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11873 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11874 (mips_dsp_32only_bdesc): Merge into...
11875 (mips_builtins): ...this new array.
11876 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11877 (mips_init_builtins): Update after above changes.
11878 (mips_expand_builtin_1): Merge into...
11879 (mips_expand_builtin): ...here and update after above changes.
11881 2008-06-12 Paul Brook <paul@codesourcery.com>
11883 * longlong.h (__arm__): Define count_leading_zeros.
11884 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11885 (clzsi2, clzdi2): New functions.
11886 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11887 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11888 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11889 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11890 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11891 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11892 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11893 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11894 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11895 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11897 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11899 * config/m68k/m68k.c (m68k_tune_flags): New.
11900 (override_options): Compute m68k_tune_flags.
11901 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11902 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11904 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11906 PR middle-end/36506
11907 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11909 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11911 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11912 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11914 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11916 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11917 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11919 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11921 PR middle-end/36506
11922 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11925 2008-06-12 Richard Guenther <rguenther@suse.de>
11927 PR tree-optimization/36345
11928 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11929 add memory_tag_needed flag.
11930 (may_alias_p): Declare.
11931 * tree-ssa-alias.c (may_alias_p): Export.
11932 (set_initial_properties): Use memory_tag_needed flag.
11933 (update_reference_counts): Likewise.
11934 (reset_alias_info): Reset memory_tag_needed flag.
11935 (create_name_tags): Check memory_tag_needed flag.
11936 (dump_points_to_info_for): Dump it.
11937 * tree-ssa-structalias.c (struct variable_info): Remove
11938 directly_dereferenced flag.
11939 (new_var_info): Do not initialize it.
11940 (process_constraint_1): Do not set it.
11941 (update_alias_info): Set is_dereferenced flag.
11942 (set_uids_in_ptset): Use may_alias_p.
11943 (set_used_smts): Check memory_tag_needed flag.
11944 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11945 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11946 memory_tag_needed flag.
11947 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11948 from broken design.
11950 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11952 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11953 red zone for w64 abi.
11954 (ix86_expand_prologue): Likewise.
11955 (ix86_force_to_memory): Likewise.
11956 (ix86_free_from_memory): Likewise.
11958 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11961 * config/rs6000/rs6000.c (rs6000_override_options): Set
11962 rs6000_isel conditionally to the absence of comand line override.
11963 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11964 Remove duplicate rs6000_isel setting.
11965 * config/rs6000/eabispe.h: Ditto.
11967 2008-06-11 Richard Guenther <rguenther@suse.de>
11969 * alias.c (get_alias_set): Use the element alias-set for arrays.
11970 (record_component_aliases): For arrays and vectors do nothing.
11971 * c-common.c (strict_aliasing_warning): Handle the cases
11972 of alias set zero explicitly.
11973 * Makefile.in (dfp.o-warn): Add -Wno-error.
11975 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11977 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11979 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11980 tune_32 tune_64 to supported_defaults. Allow values not
11981 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11982 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11983 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11984 with_cpu_64 to generic for 64-bit-supporting configurations, not
11985 with_cpu. Remove FIXMEs.
11986 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11987 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11988 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11989 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11990 arch_32 and arch_64.
11992 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11993 Olivier Hainque <hainque@adacore.com>
11995 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11996 Use DECL_SIZE_UNIT to retrieve the size of the field.
11998 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12000 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12001 with function calls after declarations. Lay out
12002 neon_float_type_node before further use.
12004 2008-06-11 Richard Guenther <rguenther@suse.de>
12006 * tree-flow.h (may_point_to_global_var): Declare.
12007 * tree-ssa-alias.c (may_point_to_global_var): New function.
12008 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12010 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12012 * configure.ac: Teach that fido supports .debug_line.
12013 * configure: Regenerate.
12015 2008-06-10 Tom Tromey <tromey@redhat.com>
12017 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12020 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12022 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12023 (encode_decimal64, decode_decimal64, encode_decimal128,
12024 decode_decimal128): Reverse order of 32-bit parts of value if host
12025 and target endianness differ.
12027 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12029 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12030 Avoid division by 0.
12031 (tree_mod_pow2_value_transform): Likewise.
12032 (tree_ic_transform): Likewise.
12033 (tree_stringops_transform): Likewise.
12034 (tree_mod_subtract_transform): Likewise.
12035 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12036 (copy_edges_for_bb): Likewise.
12037 (initialize_cfun): Likewise.
12039 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12041 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12042 nonmemory_operand. Add "N" operand constraint.
12044 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12045 (*jcc_btsi_mask): Ditto.
12046 (*jcc_btsi_mask_1): Ditto.
12048 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12050 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12051 TYPE_CANONICAL for copied element type.
12053 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12056 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12057 Add m_CORE2 and m_GENERIC.
12058 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12059 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12061 (*jcc_btdi_rex64): New instruction and split pattern.
12062 (*jcc_btsi): Ditto.
12063 (*jcc_btsi_1): Ditto.
12064 (*btsq): Fix Intel asm dialect operand order.
12068 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12070 PR middle-end/36447
12071 * simplify-rtx.c (simplify_subreg): Add check for shift count
12074 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12076 * doc/md.texi: Synchronize with later constraints.md change.
12077 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12078 with a C implementation.
12079 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12081 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12082 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12083 when moving to and from MD_REGNUM.
12084 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12085 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12086 Handle byte and halfword moves.
12087 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12089 * config/mips/constraints.md (h): Turn into NO_REGS.
12090 (l, x): Update documentation.
12091 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12092 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12093 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12094 (HILO): New mode iterator.
12096 (any_div): New code iterator.
12097 (u): Extend code attribute to div and udiv.
12098 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12099 d_operand in the splitters. Remove redundant CONST_INT checks.
12100 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12101 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12102 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12103 accordingly, using normal moves instead of unspecs to move LO into
12104 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12105 (<u>mulsidi3): Handle expansion in C code.
12106 (<u>mulsidi3_32bit_internal): Rename to...
12107 (<u>mulsidi3_32bit): ...this.
12108 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12109 (*<u>mulsidi3_64bit): Rename to...
12110 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12111 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12112 to set LO and HI to the multiplication result. Use a normal move
12113 for MFLO and an unspec for MFHI.
12114 (*<u>mulsidi3_64bit_parts): Replace with...
12115 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12116 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12117 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12118 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12119 instead of HI. Split the instruction into a separate multiplication
12120 and MFHI if !TARGET_FIX_R4000.
12121 (<su>muldi3_highpart): Likewise.
12122 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12123 and the "=h" clobber.
12124 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12125 (<u>mulditi3): New expander.
12126 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12127 (madsi): Remove "=h" clobber.
12128 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12129 Force the modulus result to be a GPR and split the instruction into
12130 a division followed by an MFHI after reload.
12131 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12132 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12133 the MIPS16 HIGH define_split.
12134 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12135 of acc<->gpr moves to "multi".
12136 (*movdi_64bit): Replace the single "x" alternative with
12137 alternatives for moving into and out of "a".
12138 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12139 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12140 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12141 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12142 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12143 (movti): New expander.
12144 (*movti, *movti_mips16): New insns.
12145 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12146 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12147 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12148 * config/mips/predicates.md (fpr_operand): Delete.
12149 (d_operand): New predicate.
12151 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12153 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12154 failure on some Bourne shells.
12155 (x86_64-*-*): Ditto.
12157 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12159 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12161 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12163 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12164 (sparc-sun-solaris2*): Likewise.
12166 2008-06-09 Arnaud Charlet <charlet@adacore.com
12168 * doc/install.texi: Update requirements to build the Ada compiler.
12170 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12172 * df-scan.c (struct df_scan_problem_data): Remove the
12173 mw_link_pool alloc pool.
12174 (df_scan_free_internal): Don't free it.
12175 (df_scan_alloc): Don't allocate it.
12176 * df.h (struct df_link): Update comment.
12178 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12180 * except.h: Correct checks for when SJLJ exceptions must be used.
12182 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12184 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12187 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12189 PR tree-optimization/36218
12190 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12191 configure for the build system.
12192 (BUILD_LDFLAGS): Define.
12193 * configure: Regenerate.
12194 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12196 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12199 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12200 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12201 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12203 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12205 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12207 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12209 * config.gcc (Obsolete configurations): Remove list of
12211 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12212 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12213 targets matched by those patterns.
12214 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12215 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12216 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12217 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12218 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12219 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12220 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12221 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12222 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12223 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12224 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12225 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12226 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12227 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12228 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12229 Make code for Solaris 7 and greater unconditional for Solaris.
12230 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12231 Remove --with-* handling.
12232 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12233 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12234 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12235 LINK_OS_WINDISS_SPEC): Remove.
12236 * config/rs6000/sysv4.opt (mwindiss): Remove.
12237 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12238 * configure: Regenerate.
12239 * doc/cpp.texi: Don't mention BeOS.
12240 * doc/extend.texi (interrupt): Don't mention MS1.
12241 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12242 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12243 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12244 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12245 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12247 * doc/invoke.texi (MT Options): Remove.
12248 (-mwindiss): Remove.
12249 (CRIS Options): Remove cris-axis-aout references.
12250 (HPPA Options): Don't mention hppa1.1-*-pro.
12251 * doc/md.texi: (MorphoTech family): Remove.
12252 * libgcc2.c: Don't handle UWIN.
12253 * config/alpha/t-unicosmk: Remove.
12254 * config/alpha/unicosmk.h: Remove.
12255 * config/arm/kaos-arm.h: Remove.
12256 * config/arm/kaos-strongarm.h: Remove.
12257 * config/arm/strongarm-coff.h: Remove.
12258 * config/arm/strongarm-elf.h: Remove.
12259 * config/arm/strongarm-pe.h: Remove.
12260 * config/arm/t-strongarm-pe: Remove.
12261 * config/arm/t-xscale-coff: Remove.
12262 * config/arm/t-xscale-elf: Remove.
12263 * config/arm/xscale-coff.h: Remove.
12264 * config/arm/xscale-elf.h: Remove.
12265 * config/chorus.h: Remove.
12266 * config/cris/aout.h: Remove.
12267 * config/cris/aout.opt: Remove.
12268 * config/cris/t-aout: Remove.
12269 * config/i386/beos-elf.h: Remove.
12270 * config/i386/kaos-i386.h: Remove.
12271 * config/i386/ptx4-i.h: Remove.
12272 * config/i386/sco5.h: Remove.
12273 * config/i386/sco5.opt: Remove.
12274 * config/i386/sysv4-cpp.h: Remove.
12275 * config/i386/sysv5.h: Remove.
12276 * config/i386/t-beos: Remove.
12277 * config/i386/t-sco5: Remove.
12278 * config/i386/t-uwin: Remove.
12279 * config/i386/uwin.asm: Remove.
12280 * config/i386/uwin.h: Remove.
12281 * config/kaos.h: Remove.
12282 * config/mips/windiss.h: Remove.
12283 * config/mt: Remove directory.
12284 * config/pa/pa-osf.h: Remove.
12285 * config/pa/pa-pro-end.h: Remove.
12286 * config/pa/t-pro: Remove.
12287 * config/ptx4.h: Remove.
12288 * config/rs6000/beos.h: Remove.
12289 * config/rs6000/kaos-ppc.h: Remove.
12290 * config/rs6000/t-beos: Remove.
12291 * config/rs6000/windiss.h: Remove.
12292 * config/sh/kaos-sh.h: Remove.
12293 * config/sol2-6.h: Remove.
12294 * config/sparc/sol26-sld.h: Remove.
12295 * config/sparc/sysv4-only.h: Remove.
12296 * config/vax/bsd.h: Remove.
12297 * config/vax/t-memfuncs: Remove.
12298 * config/vax/ultrix.h: Remove.
12299 * config/vax/vaxv.h: Remove.
12300 * config/windiss.h: Remove.
12302 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12304 PR rtl-optimization/36438
12305 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12306 for vector shifts with constant scalar shift operands.
12308 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12310 * doc/invoke.texi: Document -march=xlr.
12311 * config/mips/xlr.md: New file.
12312 * config/mips/mips.md: Include it.
12314 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12315 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12316 (mips_rtx_cost_data): Likewise.
12318 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12320 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12321 PRE_INC and PRE_DEC cases.
12323 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12325 PR rtl-optimization/36419
12326 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12327 the emitting jump insn.
12330 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12331 is not bool, boolify the whole *expr_p and convert to the desired type.
12333 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12335 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12336 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12337 Add omp_private_outer_ref hook, add another argument to
12338 omp_clause_default_ctor hook.
12339 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12340 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12341 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12342 hook_tree_tree_tree_tree_null.
12343 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12344 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12345 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12346 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12347 * tree.def (OMP_TASK): New tree code.
12348 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12349 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12350 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12351 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12352 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12353 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12354 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12355 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12356 (OMP_DIRECTIVE_P): Add OMP_TASK.
12357 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12358 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12359 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12360 and OMP_CLAUSE_UNTIED entries.
12361 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12363 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12364 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12365 * tree-pretty-print.c (dump_omp_clause): Handle
12366 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12367 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12368 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12369 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12370 warning about unsigned iterators. Change decl/init/cond/incr
12371 arguments to TREE_VECs, check arguments for all collapsed loops.
12372 (c_finish_omp_taskwait): New function.
12373 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12375 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12376 default_function_array_conversion on init. Add par_clauses argument.
12377 If decl is present in parallel's lastprivate clause, change it to
12378 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12379 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12380 collapse count in clauses.
12381 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12382 c_parser_omp_for_loop callers.
12383 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12384 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12385 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12386 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12388 (c_parser_omp_clause_schedule): Handle schedule(auto).
12389 Include correct location in the error message.
12390 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12391 and PRAGMA_OMP_CLAUSE_UNTIED.
12392 (OMP_TASK_CLAUSE_MASK): Define.
12393 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12394 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12395 * tree-nested.c (convert_nonlocal_omp_clauses,
12396 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12397 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12398 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12399 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12401 (conver_nonlocal_reference, convert_local_reference,
12402 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12403 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12404 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12405 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12406 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12407 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12408 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12409 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12410 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12412 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12413 * c-common.h (c_finish_omp_taskwait): New prototype.
12414 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12415 * tree-parloops.c (create_parallel_loop): Create 1 entry
12416 vectors for OMP_FOR_{INIT,COND,INCR}.
12417 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12418 (make_edges): Handle OMP_TASK.
12419 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12420 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12421 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12422 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12423 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12424 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12425 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12426 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12427 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12428 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12429 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12430 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12431 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12432 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12433 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12434 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12435 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12436 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12437 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12438 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12439 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12440 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12441 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12442 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12443 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12444 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12445 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12446 original iterator is present in lastprivate clause or if
12447 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12448 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12449 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12450 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12451 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12452 if it is set, lookup var in outer contexts too. Handle
12453 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12454 to be implicitly determined firstprivate for task regions.
12455 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12456 if it is set, lookup var in outer contexts too. Set
12457 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12458 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12459 OMP_CLAUSE_UNTIED. Take region_type as last argument
12460 instead of in_parallel and in_combined_parallel.
12461 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12463 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12464 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12465 (new_omp_context): Set default_kind to
12466 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12467 (omp_region_type): New enum.
12468 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12469 fields, add region_type.
12470 (new_omp_context): Take region_type as argument instead of is_parallel
12471 and is_combined_parallel.
12472 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12473 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12474 ctx->is_combined_parallel checks.
12475 (gimplify_omp_task): New function.
12476 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12478 * omp-low.c (extract_omp_for_data): Use schedule(static)
12479 for schedule(auto). Handle pointer and unsigned iterators.
12480 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12481 Add loops argument. Extract data for collapsed OMP_FOR loops.
12482 (expand_parallel_call): Assert sched_kind isn't auto,
12483 map runtime schedule to index 3.
12484 (struct omp_for_data_loop): New type.
12485 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12486 Add loop, loops, collapse and iter_type fields.
12487 (workshare_safe_to_combine_p): Disallow combined for if
12488 iter_type is unsigned long long. Don't combine collapse > 1 loops
12489 unless all bounds and steps are constant. Adjust extract_omp_for_data
12491 (expand_omp_for_generic): Handle pointer, unsigned and long long
12492 iterators. Handle collapsed OMP_FOR loops. Adjust
12493 for struct omp_for_data changes. If libgomp function doesn't return
12494 boolean_type_node, add comparison of the return value with 0.
12495 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12496 pointer, unsigned and long long iterators. Adjust for struct
12497 omp_for_data changes.
12498 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12499 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12500 unsigned long long. Allocate loops array, pass it to
12501 extract_omp_for_data. For collapse > 1 loops use always
12502 expand_omp_for_generic.
12503 (omp_context): Add sfield_map and srecord_type fields.
12504 (is_task_ctx, lookup_sfield): New functions.
12505 (use_pointer_for_field): Use is_task_ctx helper. Change first
12506 argument's type from const_tree to tree. Clarify comment.
12507 In OMP_TASK disallow copy-in/out sharing.
12508 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12509 (install_var_field): Add mask argument. Populate both record_type
12510 and srecord_type if needed.
12511 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12513 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12514 and DECL_FIELD_OFFSET.
12515 (scan_sharing_clauses): Adjust install_var_field callers. For
12516 firstprivate clauses on explicit tasks allocate the var by value in
12517 record_type unconditionally, rather than by reference.
12518 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12519 Use is_taskreg_ctx instead of is_parallel_ctx.
12520 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12521 (create_omp_child_function_name): Add task_copy argument, use
12522 *_omp_cpyfn* names if it is true.
12523 (create_omp_child_function): Add task_copy argument, if true create
12524 *_omp_cpyfn* helper function.
12525 (scan_omp_parallel): Adjust create_omp_child_function callers.
12526 Rename parallel_nesting_level to taskreg_nesting_level.
12527 (scan_omp_task): New function.
12528 (lower_rec_input_clauses): Don't run constructors for firstprivate
12529 explicit task vars which are initialized by *_omp_cpyfn*.
12530 Pass outer var ref to omp_clause_default_ctor hook if
12531 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12532 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12533 OMP_CLAUSE_REDUCTION_INIT.
12534 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12535 avoid duplicate setting of fields. Handle
12536 OMP_CLAUSE_PRIVATE_OUTER_REF.
12537 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12538 copy-out if TREE_READONLY, only copy-in.
12539 (expand_task_copyfn): New function.
12540 (expand_task_call): New function.
12541 (struct omp_taskcopy_context): New type.
12542 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12544 (lower_omp_parallel): Rename to...
12545 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12546 Call create_task_copyfn if srecord_type is needed. Adjust
12548 (task_shared_vars): New variable.
12549 (check_omp_nesting_restrictions): Warn if work-sharing,
12550 barrier, master or ordered region is closely nested inside OMP_TASK.
12551 Add warnings for barrier if closely nested inside of work-sharing,
12552 ordered, or master region.
12553 (scan_omp_1): Call check_omp_nesting_restrictions even for
12554 GOMP_barrier calls. Rename parallel_nesting_level to
12555 taskreg_nesting_level. Handle OMP_TASK.
12556 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12557 work-sharing construct, continue looking for them on parent parallel
12559 (lower_omp_for_lastprivate): Add lastprivate clauses
12560 to the beginning of dlist rather than end. Adjust for struct
12561 omp_for_data changes.
12562 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12563 not after it. Handle collapsed OMP_FOR loops, adjust for
12564 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12565 (get_ws_args_for): Adjust extract_omp_for_data caller.
12566 (scan_omp_for): Handle collapsed OMP_FOR
12567 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12568 (lower_omp_single_simple): If libgomp function doesn't return
12569 boolean_type_node, add comparison of the return value with 0.
12570 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12571 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12572 (parallel_nesting_level): Rename to...
12573 (taskreg_nesting_level): ... this.
12574 (is_taskreg_ctx): New function.
12575 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12576 of is_parallel_ctx.
12577 (execute_lower_omp): Rename parallel_nesting_level to
12578 taskreg_nesting_level.
12579 (expand_omp_parallel): Rename to...
12580 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12581 Call omp_task_call for OMP_TASK regions.
12582 (expand_omp): Adjust caller, handle OMP_TASK.
12583 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12585 * bitmap.c (bitmap_default_obstack_depth): New variable.
12586 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12587 if argument is NULL and bitmap_default_obstack is already initialized.
12588 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12590 * matrix-reorg.c (matrix_reorg): Likewise.
12592 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12594 * config/i386/i386.md (*indirect_jump): Macroize using P
12595 mode iterator. Remove !TARGET_64BIT from insn constraints.
12596 (*tablejump_1): Ditto.
12597 (*indirect_jump_rex64): Remove insn pattern.
12598 (*tablejump_1_rex64): Ditto.
12599 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12600 and eh_return_si insn patterns.
12602 2008-06-06 Richard Guenther <rguenther@suse.de>
12604 * tree-ssa-structalias.c (merge_smts_into): Remove.
12605 (find_what_p_points_to): Do not bother to compute the
12606 points-to set for pt_anything pointers.
12607 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12608 for pt_anything pointers is ok.
12610 2008-06-06 Jan Hubicka <jh@suse.cz>
12612 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12614 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12616 * cgraph.c: Fix typos in comments.
12617 (cgraph_availability_names): Fix string typo.
12618 * fold-const.c: Fix typos in comments.
12619 (fold_binary): Fix typo in warning.
12620 * genautomata.c: Fix typos in comments.
12621 (check_presence_pattern_sets): Fix typo in local variable.
12622 (output_description): Fix typo in output.
12623 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12624 * hwint.h: Likewise.
12625 * matrix-reorg.c (check_allocation_function): Likewise.
12626 * omega.c (smooth_weird_equations): Likewise.
12627 * auto-inc-dec.c: Fix typos in comments.
12628 * bb-reorder.c: Likewise.
12629 * builtins.c: Likewise.
12630 * c-common.c: Likewise.
12631 * c-cppbuiltin.c: Likewise.
12632 * c-parser.c: Likewise.
12633 * c-pretty-print.c: Likewise.
12634 * cfgcleanup.c: Likewise.
12635 * cfgexpand.c: Likewise.
12636 * cfghooks.c: Likewise.
12637 * cfglayout.c: Likewise.
12638 * cfgloopmanip.c: Likewise.
12639 * cgraphunit.c: Likewise.
12640 * coverage.c: Likewise.
12641 * dbxout.c: Likewise.
12642 * df-byte-scan.c: Likewise.
12643 * df-core.c: Likewise.
12644 * df-problems.c: Likewise.
12645 * df-scan.c: Likewise.
12647 * dominance.c: Likewise.
12648 * domwalk.c: Likewise.
12650 * dwarf2out.c: Likewise.
12651 * emit-rtl.c: Likewise.
12652 * et-forest.c: Likewise.
12653 * function.c: Likewise.
12654 * function.h: Likewise.
12656 * gcov-io.c: Likewise.
12657 * gcov.c: Likewise.
12658 * gcse.c: Likewise.
12659 * genattrtab.c: Likewise.
12660 * ggc-page.c: Likewise.
12661 * gimplify.c: Likewise.
12662 * gthr-lynx.h: Likewise.
12663 * haifa-sched.c: Likewise.
12664 * ipa-cp.c: Likewise.
12665 * ipa-inline.c: Likewise.
12666 * ipa-prop.h: Likewise.
12667 * ipa-pure-const.c: Likewise.
12668 * ipa-struct-reorg.c: Likewise.
12669 * ipa-struct-reorg.h: Likewise.
12670 * ipa-type-escape.c: Likewise.
12672 * loop-doloop.c: Likewise.
12673 * mips-tfile.c: Likewise.
12674 * mkmap-flat.awk: Likewise.
12675 * mkmap-symver.awk: Likewise.
12676 * modulo-sched.c: Likewise.
12677 * omp-low.c: Likewise.
12678 * optabs.c: Likewise.
12679 * optabs.h: Likewise.
12680 * opts.c: Likewise.
12681 * passes.c: Likewise.
12682 * postreload-gcse.c: Likewise.
12683 * postreload.c: Likewise.
12684 * predict.c: Likewise.
12685 * pretty-print.h: Likewise.
12686 * profile.c: Likewise.
12687 * protoize.c: Likewise.
12688 * ra-conflict.c: Likewise.
12689 * real.c: Likewise.
12690 * recog.c: Likewise.
12691 * regclass.c: Likewise.
12692 * regs.h: Likewise.
12693 * reload.c: Likewise.
12694 * rtl-error.c: Likewise.
12695 * rtlanal.c: Likewise.
12696 * scan.h: Likewise.
12697 * sched-rgn.c: Likewise.
12699 * stmt.c: Likewise.
12700 * target.h: Likewise.
12701 * tree-dfa.c: Likewise.
12702 * tree-eh.c: Likewise.
12703 * tree-flow-inline.h: Likewise.
12704 * tree-inline.c: Likewise.
12705 * tree-into-ssa.c: Likewise.
12706 * tree-loop-distribution.c: Likewise.
12707 * tree-nested.c: Likewise.
12708 * tree-parloops.c: Likewise.
12709 * tree-pass.h: Likewise.
12710 * tree-pretty-print.c: Likewise.
12711 * tree-profile.c: Likewise.
12712 * tree-scalar-evolution.c: Likewise.
12713 * tree-sra.c: Likewise.
12714 * tree-ssa-alias-warnings.c: Likewise.
12715 * tree-ssa-ccp.c: Likewise.
12716 * tree-ssa-coalesce.c: Likewise.
12717 * tree-ssa-dom.c: Likewise.
12718 * tree-ssa-dse.c: Likewise.
12719 * tree-ssa-forwprop.c: Likewise.
12720 * tree-ssa-live.c: Likewise.
12721 * tree-ssa-live.h: Likewise.
12722 * tree-ssa-loop-im.c: Likewise.
12723 * tree-ssa-loop-ivopts.c: Likewise.
12724 * tree-ssa-loop-niter.c: Likewise.
12725 * tree-ssa-loop-prefetch.c: Likewise.
12726 * tree-ssa-phiopt.c: Likewise.
12727 * tree-ssa-phiprop.c: Likewise.
12728 * tree-ssa-sccvn.c: Likewise.
12729 * tree-ssa-ter.c: Likewise.
12730 * tree-ssa-threadupdate.c: Likewise.
12731 * tree-ssa.c: Likewise.
12732 * tree-vect-analyze.c: Likewise.
12733 * tree-vect-transform.c: Likewise.
12734 * tree-vectorizer.c: Likewise.
12735 * tree-vn.c: Likewise.
12736 * tree-vrp.c: Likewise.
12737 * tree.c: Likewise.
12738 * tree.def: Likewise.
12739 * tree.h: Likewise.
12740 * unwind-dw2-fde.c: Likewise.
12741 * unwind.inc: Likewise.
12742 * value-prof.c: Likewise.
12743 * vmsdbgout.c: Likewise.
12745 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12747 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12748 always place FP constants in the TOC for TARGET_POWERPC64.
12749 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12751 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12753 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12754 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12755 enable for TARGET_E500_DOUBLE.
12756 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12757 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12758 floating-point modes like integer modes for E500 double.
12759 (rs6000_legitimate_offset_address_p): Likewise.
12760 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12761 addressing for DDmode for E500 double.
12762 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12763 modes as using 64-bits of registers for E500 double.
12764 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12765 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12766 specially for E500 double.
12767 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12768 TDmode for E500 double.
12769 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12770 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12771 (rs6000_split_multireg_move): Do not handle TDmode specially for
12773 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12774 using 64-bit registers for E500 double.
12775 (emit_frame_save): Do not handle DDmode specially for E500 double.
12776 (gen_frame_mem_offset): Likewise.
12777 (rs6000_function_value): Do not call spe_build_register_parallel
12778 for DDmode or TDmode.
12779 (rs6000_libcall_value): Likewise.
12780 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12781 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12784 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12786 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12789 2008-06-04 Junjie Gu <jgu@tensilica.com>
12791 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12792 comparison for frame pointers.
12794 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12797 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12799 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12802 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12803 register is already smaller or equal to required mode.
12805 2008-06-04 Xinliang David Li <davidxl@google.com>
12807 * tree-call-cdce.c: New file.
12808 (cond_dead_built_in_calls): New static variable.
12809 (input_domain): New struct.
12810 (check_pow): New function.
12811 (check_builtin_call): Ditto.
12812 (check_target_format): Ditto.
12813 (is_call_dce_candidate): Ditto.
12814 (gen_one_condition): Ditto.
12815 (gen_conditions_for_domain): Ditto.
12816 (get_domain): Ditto.
12817 (gen_conditions_for_pow_cst_base): Ditto.
12818 (gen_conditions_for_pow_int_base): Ditto.
12819 (gen_conditions_for_pow): Ditto.
12820 (get_no_error_domain): Ditto.
12821 (gen_shrink_wrap_conditions): Ditto.
12822 (shrink_wrap_one_built_in_call): Ditto.
12823 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12824 (tree_call_cdce): Ditto.
12825 (gate_call_cdce): Ditto.
12826 (pass_call_cdce): New gimple pass.
12827 * passes.c: (init_optimization_passes): New pass.
12828 * tree-pass.h: New pass declaration.
12829 * opts.c (decode_options): New flag setting.
12830 * common.opt: Add -ftree-builtin-call-dce flag.
12831 * Makefile.in: Add new source file.
12832 * tempvar.def: New tv_id.
12833 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12835 2008-06-04 Richard Guenther <rguenther@suse.de>
12837 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12838 (is_call_clobbered): Always check var_ann->call_clobbered.
12839 (mark_call_clobbered): Always set var_ann->call_clobbered.
12840 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12841 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12842 (reset_alias_info): Clear call clobbering info on MTAGs and
12844 (set_pt_anything): Set pt_global_mem.
12845 (create_tag_raw): Adjust comment.
12846 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12848 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12849 Maxim Kuvyrkov <maxim@codesourcery.com>
12851 * config/m68k/m68k.opt (mxgot): New option.
12852 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12853 (m68k_output_addr_const_extra): New.
12854 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12855 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12856 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12857 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12859 2008-06-04 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12862 negative or non-representable offsets.
12864 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12866 * config/i386/i386.c (ix86_gen_leave): New.
12867 (ix86_gen_pop1): Likewise.
12868 (ix86_gen_add3): Likewise.
12869 (ix86_gen_sub3): Likewise.
12870 (ix86_gen_sub3_carry): Likewise.
12871 (ix86_gen_one_cmpl2): Likewise.
12872 (ix86_gen_monitor): Likewise.
12873 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12874 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12875 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12876 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12877 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12878 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12879 (ix86_expand_epilogue): Updated.
12880 (print_operand): Handle integer register operand for 'z'.
12881 (ix86_expand_strlensi_unroll_1): Likewise.
12882 (ix86_expand_strlen): Likewise.
12883 (ix86_expand_builtin): Likewise.
12884 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12885 mov{q}/mov{l} and add{q}/add{l}.
12887 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12889 * config/i386/i386.md (P): New mode iterator.
12890 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12891 using P mode iterator.
12892 (DFmode push_operand splitter): Ditto.
12893 (XFmode push_operand splitter): Ditto.
12894 (DFmode float_extend SFmode push_operand splitter): Ditto.
12895 (XFmode float_extend SFmode push_operand splitter): Do not generate
12896 SImode pushes for 64bit target. Macroize Dimode and SImode
12897 pushes using P mode iterator.
12898 (XFmode float_extend DFmode push_operand splitter): Ditto.
12900 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12902 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12903 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12904 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12905 return type to int.
12906 (ix86_call_abi_override): Remove check for call_used_regs.
12908 2008-06-03 Richard Guenther <rguenther@suse.de>
12910 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12911 for the lhs of calls if the return type contains pointers.
12913 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12915 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12916 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12917 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12918 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12919 of cfun and DEFAULT_ABI to deceide abi mode.
12920 (DEFAULT_ABI): New.
12921 (REG_PARM_STACK_SPACE): Removed.
12922 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12923 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12924 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12925 (ix86_function_abi): Likewise.
12926 (ix86_function_type_abi): Likewise.
12927 (ix86_call_abi_override): Likewise.
12928 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12929 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12930 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12931 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12933 (X86_64_REGPARM_MAX): New.
12934 (X86_64_SSE_REGPARM_MAX): New.
12935 (X64_REGPARM_MAX): New.
12936 (X64_SSE_REGPARM_MAX): New.
12937 (X86_32_REGPARM_MAX): New.
12938 (X86_32_SSE_REGPARM_MAX): New.
12939 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12940 (ix86_function_regparm): Handle user calling abi.
12941 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12942 by DEFAULT_ABI versus SYSV_ABI check.
12943 (ix86_reg_parm_stack_space): New.
12944 (ix86_function_type_abi): New.
12945 (ix86_call_abi_override): New.
12946 (ix86_function_abi): New.
12947 (ix86_cfun_abi): New.
12948 (init_cumulative_args): Call abi specific initialization.
12949 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12950 (function_arg_64): Extend SSE_REGPARM_MAX check.
12951 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12952 (ix86_pass_by_reference): Likewise.
12953 (ix86_function_value_regno_p): Likewise.
12954 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12955 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12956 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12957 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12958 (setup_incoming_varargs_64): Adjust regparm for call abi.
12959 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12960 (ix86_va_start): Likewise.
12961 (ix86_gimplify_va_arg): Likewise.
12962 (ix86_expand_prologue): Likewise.
12963 (output_pic_addr_const): Likewise.
12964 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12965 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12966 (x86_output_mi_thunk): Likewise.
12967 (x86_function_profiler): Likewise.
12968 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12969 (SYSV_ABI, MS_ABI): New constants.
12970 (DEFAULT_ABI): New.
12971 (init_regs): Add prototype of function in regclass.c file.
12972 (OVERRIDE_ABI_FORMAT): New.
12973 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12974 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12975 (OUTGOING_REG_PARM_STACK_SPACE): New.
12976 (ix86_reg_parm_stack_space): New prototype.
12977 (CUMULATIVE_ARGS): Add call_abi member.
12978 (machine_function): Add call_abi member.
12979 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12980 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12982 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12985 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12986 (avr_builtin_setjmp_frame_value): New function.
12987 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12988 (nonlocal_goto): Define.
12990 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12992 * config/mips/mips.c (mips_emit_loadgp): Return early if
12993 there is nothing do to, otherwise emit a blockage if
12994 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12995 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12997 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12999 * configure.ac: Drop unneeded backslash ending up in config.in.
13000 * acinclude.m4: Likewise.
13001 * config.in: Regenerate.
13003 2008-05-26 Jan Hubicka <jh@suse.cz>
13005 * predict.c (maybe_hot_frequency_p): Break out of...
13006 (maybe_hot_bb_p): ... here.
13007 (maybe_hot_edge_p): New.
13008 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13009 * basic-block.h (maybe_hot_edge_p): Declare.
13011 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13013 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13014 (*cmpfp_<mode>_cc): Ditto.
13015 (*fp_jcc_8<mode>_387): Ditto.
13016 (*fop_<MODEF:mode>_2_i387): Ditto.
13017 (*fop_<MODEF:mode>_3_i387): Ditto.
13018 (*fop_xf_2_i387): Ditto.
13019 (*fop_xf_3_i387): Ditto.
13021 2008-06-02 Tomas Bily <tbily@suse.cz>
13023 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13025 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13027 * config/mips/mips.c (mips_valid_offset_p): New function.
13028 (mips_valid_lo_sum_p): Likewise.
13029 (mips_classify_address): Use them.
13030 (mips_force_address): New function.
13031 (mips_legitimize_address): Use it.
13032 * config/mips/mips.md (MOVE128): New mode iterator.
13033 (movtf): Require TARGET_64BIT. Remove empty strings.
13034 (*movtf_internal): Rename to...
13035 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13036 of "R" and use {,fp}{load,store} attributes instead of "multi".
13037 Use a separate define_split.
13038 (*movtf_mips16): New pattern.
13040 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13042 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13043 * config/mips/mips.c (mips_expand_before_return): New function.
13044 (mips_expand_epilogue): Call it.
13045 * config/mips/mips.md (return): Turn into a define_expand.
13046 (*return): New insn.
13048 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13050 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13051 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13052 functions. Do not emit uses and clobbers of CONCATs; individually
13053 use and clobber their operands.
13054 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13055 gen_clobber, emit_use and gen_use.
13056 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13057 (expand_builtin_return): Likewise.
13058 * cfgbuild.c (count_basic_blocks): Likewise.
13059 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13060 * explow.c (emit_stack_restore): Likewise.
13061 * expmed.c (extract_bit_field_1): Likewise.
13062 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13063 (emit_move_multi_word, store_constructor): Likewise.
13064 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13065 (thread_prologue_and_epilogue_insns): Likewise.
13066 * lower-subreg.c (resolve_simple_move): Likewise.
13067 * optabs.c (widen_operand, expand_binop): Likewise.
13068 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13069 * reload.c (find_reloads): Likewise.
13070 * reload1.c (eliminate_regs_in_insn): Likewise.
13071 * stmt.c (expand_nl_goto_receiver): Likewise.
13072 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13073 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13074 * config/arm/arm.c (arm_load_pic_register): Likewise.
13075 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13076 * config/arm/arm.md (untyped_return): Likewise.
13077 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13078 * config/avr/avr.c (expand_prologue): Likewise.
13079 * config/bfin/bfin.c (do_unlink): Likewise.
13080 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13081 * config/cris/cris.c (cris_expand_prologue): Likewise.
13082 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13083 (machopic_legitimize_pic_address): Likewise.
13084 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13085 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13086 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13087 (ix86_expand_convert_uns_didf_sse): Likewise.
13088 (ix86_expand_vector_init_general): Likewise.
13089 * config/ia64/ia64.md (eh_epilogue): Likewise.
13090 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13091 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13092 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13093 (config/iq2000/iq2000.c): Likewise.
13094 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13095 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13096 (builtin_longjmp): Likewise.
13097 * config/mn10300/mn10300.md (call, call_value): Likewise.
13098 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13099 * config/pdp11/pdp11.md (abshi2): Likewise.
13100 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13101 * config/s390/s390.c (s390_emit_prologue): Likewise.
13102 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13103 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13104 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13105 * config/sh/sh.c (prepare_move_operands): Likewise.
13106 (output_stack_adjust, sh_expand_epilogue): Likewise.
13107 (sh_set_return_address, sh_expand_t_scc): Likewise.
13108 * config/sparc/sparc.c (load_pic_register): Likewise.
13109 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13110 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13111 * config/v850/v850.c (expand_epilogue): Likewise.
13113 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13115 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13116 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13117 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13118 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13119 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13120 stack pointer register.
13121 (output_movhi): Remove code for interrupt specific writing to the
13122 stack pointer register.
13124 2008-05-31 Richard Guenther <rguenther@suse.de>
13126 PR tree-optimization/34244
13127 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13128 (tree_expr_nonzero_warnv_p): Likewise.
13129 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13130 ssa_name_nonnegative_p.
13131 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13132 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13133 not tree_expr_nonzero_warnv_p.
13135 PR tree-optimization/36262
13137 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13139 PR tree-optimization/34244
13140 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13141 (record_numbers_of_iterations): New function.
13142 (execute_vrp): Cache the numbers of iterations of loops.
13143 * tree-scalar-evolution.c (scev_reset_except_niters):
13145 (scev_reset): Use scev_reset_except_niters.
13146 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13148 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13150 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13151 __WORKAROUND_RETS when appropriate.
13153 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13155 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13156 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13158 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13159 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13160 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13161 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13162 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13163 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13164 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13165 *fop_df_1_sse insn patterns using MODEF mode iterator.
13166 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13167 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13168 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13169 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13170 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13171 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13172 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13173 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13174 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13175 (*fop_xf_5_i387): Ditto.
13176 (*fop_xf_6_i387): Ditto.
13178 2008-05-30 Richard Guenther <rguenther@suse.de>
13180 * builtins.c (build_string_literal): Avoid generating
13181 a non-gimple_val result.
13183 2008-05-30 DJ Delorie <dj@redhat.com>
13185 * exec-tool.in: Use an environment variable (private) instead of a
13186 file (shared) as a semaphore, so as to not break parallel builds.
13188 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13190 * optabs.c (maybe_encapsulate_block): Remove.
13191 (emit_libcall_block): Adjust accordingly.
13192 * optabs.h (maybe_encapsulate_block): Remove prototype.
13194 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13195 Don't use maybe_encapsulate_block.
13197 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13199 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13200 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13201 rtx is a SYMBOL_REF before calling get_pool_constant.
13203 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13205 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13207 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13209 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13210 rather than OS names to choose INO_T_EQ definition.
13211 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13212 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13214 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13217 * config/darwin-f.c: New.
13218 * config/t-darwin: Added rule to build darwin-f.o.
13219 * config.gcc: Defined new variable, fortran_target_objs.
13220 (*-*-darwin*): Set fortran_target_objs.
13221 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13222 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13223 * configure: Regenerated.
13225 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13228 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13229 canonical type if needed.
13231 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13233 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13235 2008-05-29 Richard Guenther <rguenther@suse.de>
13237 PR tree-optimization/36343
13238 PR tree-optimization/36346
13239 PR tree-optimization/36347
13240 * tree-flow.h (clobber_what_p_points_to): Declare.
13241 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13242 pointed-to variable is dereferenced is irrelevant to whether
13243 the pointer can access the pointed-to variable.
13244 (clobber_what_p_points_to): New function.
13245 * tree-ssa-alias.c (set_initial_properties): Use it.
13246 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13247 call clobber check for NMTs.
13249 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13251 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13252 for printing gcov_type.
13254 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13256 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13257 and the eh region information.
13258 * value-prof.c (gimple_move_stmt_histograms): New function.
13259 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13261 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13263 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13265 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13267 * value-prof.c (tree_ic_transform): Print counts.
13268 * tree-profile.c (tree_gen_ic_func_profiler):
13269 Clear __gcov_indreict_call_callee variable to avoid misattribution
13272 2008-05-28 Rafael EspÃndola <espindola@google.com>
13274 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13277 2008-05-28 Richard Guenther <rguenther@suse.de>
13279 PR tree-optimization/36339
13280 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13281 and clobbering code out of the loop.
13283 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13285 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13288 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13289 s390_contiguous_bitmask_p, s390_symref_operand_p,
13290 s390_check_symref_alignment, s390_reload_larl_operand,
13291 s390_reload_symref_address): New functions.
13292 (s390_branch_condition_mnemonic): Support compare and branch
13294 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13295 and 'W' constraints.
13296 (s390_secondary_reload): Add secondary reloads for unaligned
13297 symbol refs or symbol refs to floating point or QI/TI mode
13299 (legitimate_address_p): Accept symbol references as addresses.
13300 (s390_expand_insv): Use rotate and insert selected bits
13301 instruction for insv when building for z10.
13302 (print_operand_address): Handle symbol ref addresses.
13303 (print_operand): Output modifier 'c' added for signed byte values.
13304 (s390_encode_section_info): Mark symbol refs with
13305 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13307 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13308 (length attribute): RRF, RRR have 4 byte length.
13309 (FPALL, INTALL): New mode iterators added.
13310 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13311 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13312 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13313 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13314 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13315 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13316 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13317 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13319 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13320 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13321 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13322 reload<INTALL:mode><P:mode>_toreg_z10,
13323 reload<FPALL:mode><P:mode>_tomem_z10,
13324 reload<FPALL:mode><P:mode>_toreg_z10,
13325 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13326 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13327 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13328 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13330 (movmem, clrmem, cmpmem): New splitters added.
13332 * config/s390/predicates.md (larl_operand): Use
13333 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13334 SYMBOL_REF_ALIGN1_P.
13335 (s390_signed_integer_comparison,
13336 s390_unsigned_integer_comparison): New predicates.
13338 * config/s390/s390-protos.h (s390_check_symref_alignment,
13339 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13340 s390_reload_symref_address,
13341 s390_compare_and_branch_condition_mask): Prototypes added.
13343 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13344 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13345 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13347 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13349 * config/s390/s390.c (z10_cost): New cost function for z10.
13350 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13351 (s390_issue_rate): Adjust issue rate for z10.
13352 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13353 (processor_flags): Add PF_Z10.
13354 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13355 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13356 * gcc/config.gcc: Add z10.
13358 2008-05-28 Richard Guenther <rguenther@suse.de>
13360 PR tree-optimization/36291
13361 * tree-flow. h (struct gimple_df): Remove var_anns member.
13362 * tree-flow-inline.h (gimple_var_anns): Remove.
13363 (var_ann): Simplify.
13364 * tree-dfa.c (create_var_ann): Simplify.
13365 (remove_referenced_var): Clear alias info from var_anns of globals.
13366 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13367 (delete_tree_ssa): Clear alias info from var_anns of globals.
13368 Do not free var_anns.
13369 (var_ann_eq): Remove.
13370 (var_ann_hash): Likewise.
13372 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13374 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13375 and loongson2f entries.
13376 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13377 * config/mips/mips.h (processor_type): Add Loongson-2E
13378 and Loongson-2F entries.
13379 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13380 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13381 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13382 * doc/invoke.texi (MIPS Options): Document loongson2e
13383 and loongson2f processor names.
13385 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13389 * config/i386/i386.c (ix86_function_arg_boundary): Use
13390 alignment of canonical type.
13391 (ix86_expand_vector_move): Check unaligned memory access for
13394 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13396 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13397 Moved to the front of file.
13399 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13400 H.J. Lu <hongjiu.lu@intel.com>
13402 * dwarf2out.c (current_fde): New.
13404 (lookup_cfa:): Likewise.
13405 (dwarf2out_end_epilogue): Likewise.
13406 (dwarf2out_note_section_used): Likewise.
13408 2008-05-27 Michael Matz <matz@suse.de>
13411 * c.opt (Wenum-compare): New warning option.
13412 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13414 2008-05-27 Michael Matz <matz@suse.de>
13416 PR middle-end/36326
13417 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13419 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13420 into memory as tail calls.
13422 2008-05-27 Richard Guenther <rguenther@suse.de>
13424 PR tree-optimization/36339
13425 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13426 pointers cause all addressable variables to be call clobbered.
13428 2008-05-27 Richard Guenther <rguenther@suse.de>
13430 PR tree-optimization/36245
13431 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13433 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13435 * config/s390/s390.md: Replace all occurences of the 'm'
13436 constraint with 'RT'.
13438 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13440 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13442 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13444 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13445 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13446 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13448 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13450 * reload.c: (find_reloads): Skip alternatives according to the
13451 "enabled" attribute. Constify the constraint variable.
13452 * recog.c (get_attr_enabled): Add default implementation.
13453 (extract_insn): Set the alternative_enabled_p array
13454 in the recog_data struct.
13455 (preprocess_constraints, constrain_operands): Skip
13456 alternatives according to the "enabled" attribute
13457 * recog.h (struct recog_data): New field alternative_enabled_p.
13458 (skip_alternative): New inline function.
13459 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13460 (record_reg_classes): Skip alternative according to the
13461 "enabled" attribute.
13463 * doc/md.texi: Add documention for the "enabled" attribute.
13465 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13467 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13468 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13469 constraint with TARGET_MEM_CONSTRAINT.
13470 * recog.c (asm_operand_ok, preprocess_constraints,
13471 constrain_operands): Likewise.
13472 * regclass.c (record_reg_classes): Likewise.
13473 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13474 * reload1.c (maybe_fix_stack_asms): Likewise.
13475 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13476 * recog.h: Adjust comment.
13477 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13478 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13479 * doc/md.texi: Add a note to description of 'm' constraint.
13480 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13482 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13484 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13485 that the bitfield is of integral type before testing its precision.
13487 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13488 Sa Liu <saliu@de.ibm.com>
13490 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13491 __modti3, __udivti3, __umodti3 and __udivmodti4.
13492 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13493 that implement TImode mul and div functions.
13494 * config/spu/multi3.c: New. Implement __multi3.
13495 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13496 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13499 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13501 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13502 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13503 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13504 tls_sysv_suffix): New mode and mode attribute iterators.
13505 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13506 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13507 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13508 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13509 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13512 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13514 PR tree-optimization/36329
13515 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13516 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13517 * cgraphbuild.c (initialize_inline_failed): Use the latter
13518 macro in lieu of the former.
13519 * ipa-inline.c (cgraph_mark_inline): Likewise.
13520 (cgraph_decide_inlining_of_small_function): Likewise.
13521 (cgraph_decide_inlining): Likewise.
13522 (cgraph_decide_inlining_incrementally): Likewise.
13524 2008-05-26 Tristan Gingold <gingold@adacore.com>
13525 Anatoly Sokolov <aesok@post.ru>
13527 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13528 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13529 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13530 optimization for 'avr6' architecture.
13532 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13535 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13537 2008-05-26 Richard Guenther <rguenther@suse.de>
13539 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13540 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13542 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13544 PR middle-end/36253
13545 * caller-save.c (insert_restore): Verify alignment of spill space.
13546 (insert_save): Likewise.
13547 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13548 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13549 (STACK_SLOT_ALIGNMENT): Likewise.
13550 * function.c (LOCAL_ALIGNMENT): Removed.
13551 (get_stack_local_alignment): New.
13552 (assign_stack_local): Use it. Set alignment on stack slot.
13553 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13554 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13555 (STACK_SLOT_ALIGNMENT): New.
13556 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13557 stack slot in XFmode.
13559 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13561 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13564 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13565 argument operand in rax isn't removed.
13567 2008-05-26 Richard Guenther <rguenther@suse.de>
13569 PR middle-end/36300
13570 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13571 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13573 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13576 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13578 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13580 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13581 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13583 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13585 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13586 build a trampoline if we don't want one.
13587 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13588 return zero for nested functions if we don't want a trampoline.
13590 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13592 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13594 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13597 * c.opt: Removed undocumented option '-lang-fortran'.
13598 * c-common.h: Removed global variable 'lang_fortran'.
13599 * c-opts.c (c_common_handle_option): Removed code to handle
13600 option '-lang-fortran'. Updated includes.
13601 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13602 definition of '__GFORTRAN__'.
13603 (define__GNUC__): Reimplemented to use BASEVER and
13604 cpp_define_formatted.
13605 (builtin_define_with_value_n): Removed.
13606 * c-incpath.h: Renamed to ...
13607 * incpath.h: ... this.
13608 * c-incpath.c: Renamed to ...
13609 * incpath.c: ... this. Updated includes.
13610 * fix-header.c: Updated includes.
13611 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13612 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13613 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13615 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13617 * tree.h: Update the table of flags used on tree nodes.
13618 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13619 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13620 (FORCED_LABEL): Add access check.
13621 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13622 (ASM_INPUT_P): Likewise.
13623 (ASM_VOLATILE_P): Likewise.
13624 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13625 (OMP_SECTION_LAST): Access private_flag directly.
13626 (OMP_RETURN_NOWAIT): Likewise.
13627 (OMP_PARALLEL_COMBINED): Likewise.
13628 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13629 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13630 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13631 deprecated_flag directly.
13633 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13635 * final.c (frame_pointer_needed): Removed.
13636 * flags.h (frame_pointer_needed): Likewise.
13638 * function.h (rtl_data): Add frame_pointer_needed.
13639 (frame_pointer_needed): New.
13641 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13643 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13645 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13647 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13650 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13652 * c-common.c (strip_array_types): Move function to..
13654 (get_inner_array_type): Delete.
13655 * c-common.h (strip_array_types): Move declaration to..
13657 (get_inner_array_type): Delete.
13658 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13659 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13660 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13661 * config/pa/pa.c (emit_move_sequence): Likewise.
13663 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13665 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13668 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13670 * function.c: Include target hook for nonlocal_goto frame value.
13672 2008-05-24 Richard Guenther <rguenther@suse.de>
13674 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13675 variable can be only accessed through a pointer or a union.
13677 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13679 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13680 * doc/extend.texi: Likewise.
13682 2008-05-23 DJ Delorie <dj@redhat.com>
13684 * config/m32c/jump.md (untyped_call): Add.
13686 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13687 for A24 to PSImode.
13688 (m32c_address_cost): Detail costs for indirect offsets.
13690 2008-05-23 Rafael EspÃndola <espindola@google.com>
13692 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13693 if a node is a SUBREG.
13694 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13697 2008-05-23 Paul Brook <paul@codesourcery.com>
13698 Carlos O'Donell <carlos@codesourcery.com>
13700 * doc/extend.texi: Clarify use of __attribute__((naked)).
13701 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13702 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13703 * function.c (use_register_for_decl): Use
13704 targetm.calls.allocate_stack_slots_for_args.
13705 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13706 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13707 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13709 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13711 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13713 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13715 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13716 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13717 is only rounded once.
13719 2008-05-23 Richard Guenther <rguenther@suse.de>
13721 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13723 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13724 Jakub Jelinek <jakub@redhat.com>
13727 * configure.ac: Handle --enable-cld.
13728 * configure: Regenerated.
13729 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13730 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13731 (ix86_current_function_needs_cld): New define.
13732 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13733 (cld): New isns pattern.
13734 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13735 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13736 * config/i386/i386.opt (mcld): New option.
13737 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13738 TARGET_CLD and ix86_current_function_needs_cld.
13739 (override_options): Use -mcld by default for 32-bit code if
13742 * doc/install.texi (Options specification): Document --enable-cld.
13743 * doc/invoke.texi (Machine Dependent Options)
13744 [i386 and x86-64 Options]: Add -mcld option.
13745 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13747 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13748 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13749 (return_in_memory_64): Likewise.
13750 (return_in_memory_ms_64): Likewise.
13752 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13754 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13755 * builtins.c (fold_builtin_fpclassify): New.
13756 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13757 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13758 * c-common.c (handle_type_generic_attribute): Adjust to accept
13759 fixed arguments before an elipsis.
13760 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13761 * doc/extend.texi: Document __builtin_fpclassify.
13763 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13765 * omp-low.c (gate_expand_omp_ssa): Remove.
13766 (pass_expand_omp_ssa): Remove.
13767 (gate_expand_omp): Do not check for flag_openmp_ssa.
13768 * common.opt (-fopenmp-ssa): Remove.
13769 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13771 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13773 * config/sh/sh.opt (mfixed-range): New option.
13774 * config/sh/sh-protos.h (sh_fix_range): Declare.
13775 * config/sh/sh.c (sh_fix_range): New function.
13776 * config/sh/sh.h (sh_fixed_range_str): Declare.
13777 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13779 * doc/invoke.texi (SH Options): Document -mfixed-range.
13781 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13783 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13784 it before the redeclaration.
13786 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13788 * config/avr/avr.c (get_sequence_length): Add new function.
13789 (expand_prologue, expand_epilogue): Remove duplicate code.
13791 2008-05-22 Rafael EspÃndola <espindola@google.com>
13793 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13796 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13798 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13799 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13801 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13802 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13803 (vect_update_misalignment_for_peel): Likewise.
13804 (vector_alignment_reachable_p): Likewise.
13805 * tree-vect-transform.c (vectorizable_load): Likewise.
13806 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13807 (get_vectype_for_scalar_type): Pass mode of scalar_type
13808 to UNITS_PER_SIMD_WORD.
13810 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13811 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13812 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13813 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13814 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13816 2008-05-22 Ira Rosen <irar@il.ibm.com>
13818 PR tree-optimization/36293
13819 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13820 if the first load must be skipped because of a gap.
13822 2008-05-22 Richard Guenther <rguenther@suse.de>
13824 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13825 more cases of offset disambiguation that is possible if
13826 strict-aliasing rules apply.
13827 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13828 for basic offset and type-based disambiguation.
13830 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13832 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13833 ix86_expand_vector_set on V16QImode for SSE4.1.
13835 2008-05-21 Tom Tromey <tromey@redhat.com>
13837 * c.opt (Wimport): Mark as undocumented.
13838 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13840 (Warning Options): Likewise.
13841 * doc/cppopts.texi: Don't mention -Wimport.
13843 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13845 PR tree-optimization/36287
13846 PR tree-optimization/36286
13847 * lambda-code.c (build_access_matrix): Do not use the loop->num
13848 for computing the number of induction variables: use the loop depth
13851 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13854 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13855 option -f(no-)leading-underscore.
13857 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13859 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13860 GET_MODE_NUNITS (mode).
13862 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13864 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13865 (-mmulhw): Add 464 to description.
13866 (-mdlmzb): Likewise.
13867 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13868 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13870 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13871 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13872 * config/rs6000/rs6000.md: Update comments for 464.
13874 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13876 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13878 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13880 * config/i386/sse.md (vec_extractv4sf): Removed.
13881 (vec_extractv2df): Likewise.
13882 (vec_extractv2di): Likewise.
13883 (vec_extractv4si): Likewise.
13884 (vec_extractv8hi): Likewise.
13885 (vec_extractv16qi): Likewise.
13886 (vec_extract<mode>): New.
13888 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13890 * config/i386/sse.md (vec_setv4sf): Removed.
13891 (vec_setv2df): Likewise.
13892 (vec_setv2di): Likewise.
13893 (vec_setv4si): Likewise.
13894 (vec_setv8hi): Likewise.
13895 (vec_setv16qi): Likewise.
13896 (vec_set<mode>): New.
13898 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13900 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13901 goto for vec_concat and vec_interleave.
13903 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13905 * config/i386/sse.md (vec_initv4sf): Removed.
13906 (vec_initv2df): Likewise.
13907 (vec_initv2di): Likewise.
13908 (vec_initv4si): Likewise.
13909 (vec_initv8hi): Likewise.
13910 (vec_initv16qi): Likewise.
13911 (vec_init<mode>): New.
13913 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13915 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13917 2008-05-21 Tom Tromey <tromey@redhat.com>
13919 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13920 (zone_find_object_offset): Likewise.
13921 (gt_ggc_m_S): Likewise.
13922 (highest_bit): Likewise.
13923 * ggc-page.c (gt_ggc_m_S): New function.
13924 * stringpool.c (string_stack): Remove.
13925 (init_stringpool): Update.
13926 (ggc_alloc_string): Use ggc_alloc.
13927 (maybe_delete_ident): New function.
13928 (ggc_purge_stringpool): Likewise.
13929 (gt_ggc_m_S): Remove.
13930 * ggc-common.c (ggc_protect_identifiers): New global.
13931 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13932 ggc_protect_identifiers.
13933 * ggc.h (ggc_protect_identifiers): Declare.
13934 (gt_ggc_m_S): Update.
13935 (ggc_purge_stringpool): Declare.
13936 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13937 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13939 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13941 2008-05-21 David S. Miller <davem@davemloft.net>
13943 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13946 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13948 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13951 2008-05-20 David Daney <ddaney@avtrex.com>
13953 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13954 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13955 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13956 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13957 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13958 (atomic_hiqi_op): New define_code_iterator.
13959 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13960 mips_expand_compare_and_swap_12.
13961 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13962 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13963 (sync_<optab><mode>, sync_old_<optab><mode>,
13964 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13965 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13966 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13967 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13968 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13969 (test_and_set_12): New insn.
13970 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13971 sync_new_<optab><mode>, sync_old_nand<mode>,
13972 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13973 clobber to operand 0 for SI and DI mode insns.
13974 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13975 mips_gen_fn_4): New typedefs.
13976 (mips_gen_fn_ptrs): Define new union type.
13977 (mips_expand_compare_and_swap_12): Remove declaration.
13978 (mips_expand_atomic_qihi): Declare function.
13979 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13980 (mips_expand_atomic_qihi): ... this. Use new generator function
13982 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13983 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13984 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13985 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13986 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13987 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13988 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13989 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13990 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13991 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13994 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13996 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13999 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14001 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14002 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14003 (avr_attribute_table): Add 'OS_main' function attribute.
14004 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14005 functions with 'OS_main' attribute.
14007 2008-05-20 Richard Guenther <rguenther@suse.de>
14009 PR tree-optimization/35204
14010 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14011 helper, split out from ...
14012 (DFS): ... here. Make the DFS walk non-recursive.
14014 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14015 Jan Sjodin <jan.sjodin@amd.com>
14017 PR tree-optimization/36181
14018 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14019 (parallelize_loops): Don't parallelize when the loop has vector
14022 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14023 Sebastian Pop <sebastian.pop@amd.com>
14025 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14026 matrix, and never look at the tree representation of the memory
14028 (linear_transform_loops): Computes parameters and access matrices.
14029 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14031 (access_matrix_get_index_for_parameter): New.
14032 * tree-data-ref.h (struct access_matrix): New.
14033 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14034 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14035 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14036 am_vector_index_for_loop): New.
14037 (struct data_reference): Add field access_matrix.
14038 (DR_ACCESS_MATRIX): New.
14039 (compute_data_dependences_for_loop): Update declaration.
14040 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14041 * lambda.h (lambda_vector_vec_p): Declared.
14042 * lambda-code.c: Depend on pointer-set.h.
14043 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14044 av_for_af_base, av_for_af, build_access_matrix,
14045 lambda_compute_access_matrices): New.
14046 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14048 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14050 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14051 $SOURCEDIR/include.
14053 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14054 Sebastian Pop <sebastian.pop@amd.com>
14056 PR tree-optimization/36206
14057 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14059 (instantiate_scev_1): Rename flags to fold_conversions.
14060 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14061 outeside instantiation_loop.
14062 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14063 (evolution_function_is_affine_or_constant_p): Removed.
14064 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14066 (analyze_siv_subscript): Pass in the loop nest number.
14067 Call evolution_function_is_affine_in_loop instead of
14068 evolution_function_is_affine_p.
14069 (analyze_overlapping_iterations): Pass in the loop nest number.
14071 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14072 Sebastian Pop <sebastian.pop@amd.com>
14074 PR tree-optimization/36206
14075 * tree-chrec.h (chrec_fold_op): New.
14076 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14079 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14081 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14083 (remove_duplicates): Do not set inode on non-inode systems.
14086 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14088 * config.gcc (tm_file): Update comments about relative pathnames.
14090 2008-05-20 Richard Guenther <rguenther@suse.de>
14092 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14093 * tree-ssa-sccvn.c (process_scc): Likewise.
14094 * tree-ssa-sink.c (execute_sink_code): Likewise.
14095 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14096 * tree-vrp.c (process_assert_insertions): Likewise.
14097 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14098 (perform_tree_ssa_dce): Likewise.
14099 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14100 (dump_dominator_optimization_stats): Likewise.
14101 * tree-vectorizer.c (vectorize_loops): Likewise.
14103 2008-05-20 Richard Guenther <rguenther@suse.de>
14105 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14107 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14109 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14110 (ix86_i386elf_return_in_memory): Likewise.
14111 (ix86_i386interix_return_in_memory): Likewise.
14112 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14113 (SUBTARGET_RETURN_IN_MEMORY): New.
14114 * config/i386/i386elf.h: Likewise.
14115 * config/i386/ptx4-i.h: Likewise.
14116 * config/i386/sol2-10.h: Likewise.
14117 * config/i386/sysv4.h: Likewise.
14118 * config/i386/vx-common.h: Likewise.
14119 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14120 * config/i386/i386.c (ix86_return_in_memory): Made static and
14121 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14122 (ix86_i386elf_return_in_memory): Removed.
14123 (ix86_i386interix_return_in_memory): Removed.
14124 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14125 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14127 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14129 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14131 2008-05-19 Xinliang David Li <davidxl@google.com>
14133 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14135 * common.opt: Ditto.
14136 * doc/invoke.texi: Ditto.
14138 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14140 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14141 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14143 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14145 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14146 sizes of operand array from 8/4 to 4/2.
14147 (ix86_expand_vector_init_general): Change size of operand array
14148 from 32 to 16. Remove op0, op1 and half_mode.
14150 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14152 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14153 (ix86_expand_vector_init_interleave): Likewise.
14154 (ix86_expand_vector_init_general): Use them. Assert
14155 word_mode == SImode when n_words == 4.
14157 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14159 * config/i386/i386.c (ix86_secondary_reload): New static function.
14160 (TARGET_SECONDARY_RELOAD): New define.
14161 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14162 * config/i386/i386.md (reload_outqi): Remove.
14164 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14166 PR middle-end/35509
14167 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14168 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14169 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14170 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14171 (fold_builtin_1): Likewise.
14172 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14173 c-common.c (check_builtin_function_arguments): Handle
14174 BUILT_IN_ISINF_SIGN.
14175 * doc/extend.texi: Document __builtin_isinf_sign.
14176 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14178 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14180 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14181 EH cleanup at the end of the pass, search for those that have been
14182 turned into forwarder blocks and do the cleanup on their successor.
14184 2008-05-18 Richard Guenther <rguenther@suse.de>
14186 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14187 pointers to sizetype and vice versa.
14189 2008-05-18 Xinliang David Li <davidxl@google.com>
14191 * gcc/tree-ssa-dce.c: Coding style fix.
14192 (check_pow): Documentation comment.
14193 (check_log): Documenation comment. Coding style fix.
14194 (is_unnecessary_except_errno_call): Ditto.
14195 (gen_conditions_for_pow): Ditto.
14196 (gen_conditions_for_log): Ditto.
14197 (gen_shrink_wrap_conditions): Ditto.
14198 (shrink_wrap_one_built_in_calls): Ditto.
14199 * gcc/doc/invoke.texi: Better documentation string.
14200 * ChangeLog: Fix wrong change log entries from
14201 May 17 checkin on function call DCE.
14203 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14205 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14207 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14209 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14210 * df-problems.c (simulation routines): Fixed block comment to
14211 properly say how to add forwards scanning functions.
14213 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14215 * tree-inline.c (setup_one_parameter): Remove dead code.
14217 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14219 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14220 a BIT_AND_EXPR only for an INTEGER_TYPE.
14222 2008-05-17 Xinliang David Li <davidxl@google.com>
14224 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14225 (check_pow, check_log, is_unnecessary_except_errno_call): New
14226 functions to check for eliminating math functions that are pure
14227 except for setting errno.
14228 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14229 general condition expressions for shrink-wrapping pow/log calls.
14230 (gen_shrink_wrap_conditions): Ditto.
14231 (shrink_wrap_one_built_in_call): Ditto.
14232 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14233 (mark_operand_necessary): If debugging, output if OP is necessary.
14234 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14236 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14238 * gcc/common.opt: New user flag -ftree-builtin-dce.
14239 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14241 2008-05-16 David S. Miller <davem@davemloft.net>
14243 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14244 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14246 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14249 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14251 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14253 * ifcvt.c (dead_or_predicable): Rename
14254 df_simulate_one_insn_backwards to df_simulate_one_insn.
14255 * recog.c (peephole2_optimize): Ditto.
14256 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14258 * df.h: Rename df_simulate_one_insn_backwards to
14259 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14260 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14261 scanning of defs and uses.
14262 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14263 (df_simulate_one_insn_forwards): Removed.
14265 2008-05-16 Doug Kwan <dougkwan@google.com>
14267 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14269 (real_from_string): Handle NaNs and Inf as approriate.
14271 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14273 * doc/gty.texi (Source Files Containing Type Information): Note
14274 that headers should appear first in the gtfiles list.
14276 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14278 * tree.def (COND_EXEC): Properly documented this code.
14280 2008-05-16 Diego Novillo <dnovillo@google.com>
14282 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14283 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14286 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14288 * tree-ssa-dse (max_stmt_uid): Removed.
14289 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14290 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14291 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14292 * function.h (cfun.last_stmt_uid): New field.
14293 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14294 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14296 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14297 (create_stmt_ann): Initialize the ann->uid field.
14298 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14300 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14302 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14304 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14305 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14306 (init_empty_tree_cfg): Call it.
14308 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14310 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14313 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14315 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14316 * tree-dump.c (dump_options): New verbose option.
14317 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14319 * tree-pass.h (TDF_VERBOSE): New dump flag.
14320 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14321 (tree-flow.h): Added include.
14322 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14324 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14326 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14328 From Jie Zhang <jie.zhang@analog.com>
14329 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14330 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14331 mcpu=bf561-none and mcpu=bf561-0.2.
14332 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14333 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14334 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14335 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14336 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14337 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14338 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14340 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14341 (cputype_selected): Remove.
14342 (bfin_handle_option): Don't use cputype_selected.
14343 (override_options): When no mcpu option, enable all workarounds.
14344 Don't use bfin_workarounds.
14345 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14347 (DEFAULT_CPU_TYPE): Don't define.
14349 2008-05-16 Richard Guenther <rguenther@suse.de>
14351 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14352 on deletion of the last stmt.
14354 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14357 V8HImode for SSE2 and V16QImode for SSE4.1.
14359 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14361 * cgraph.h (compute_inline_parameters): Made public.
14362 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14363 variable_generate_summary, function_write_summary,
14364 variable_write_summary, variable_read_summary. Added generate_summary,
14365 write_summary, read_summary.
14366 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14367 pass_ipa_inline.function_generate_summary, to
14368 compute_inline_parameters.
14369 * ipa-inline.c (compute_inline_parameters): Made public and added
14371 (compute_inline_parameters_for_current): New function.
14372 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14373 (inline_generate_summary): Removed parameter and made to loop over
14375 (pass_ipa_inline): Updated for new IPA_PASS structure.
14376 * passes.c (execute_ipa_summary_passes): Now is called once per
14377 pass rather than once per node*pass.
14379 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14381 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14382 avr_have_mul_p, avr_asm_only_p): Remove variables.
14383 (avr_override_options): Remove initialization of removed variables.
14384 (avr_file_start): Convert removed variables to fields of
14385 'struct base_arch_s *avr_current_arch'.
14386 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14387 (AVR_HAVE_MUL): (Ditto.).
14388 (AVR_HAVE_MOVW): (Ditto.).
14389 (AVR_HAVE_LPMX): (Ditto.).
14390 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14391 avr_asm_only_p): Remove declaration.
14393 2008-05-15 Diego Novillo <dnovillo@google.com>
14395 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14396 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14398 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14400 PR middle-end/36194
14401 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14402 Don't call record_truncated_value from here.
14403 (record_truncated_value): Turn it into a for_each_rtx callback.
14404 (record_truncated_values): New function.
14405 (combine_instructions): Call note_uses with record_truncated_values.
14406 Change name of check_conversion to check_promoted_subreg.
14408 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14410 * doc/sourcebuild.texi: Document support for torture tests.
14412 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14414 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14415 to alternative 4 of operand 2.
14417 2008-05-15 Richard Guenther <rguenther@suse.de>
14419 * tree-pass.h (current_pass): Declare.
14420 (get_pass_for_id): Likewise.
14421 * passes.c (passes_by_id, passes_by_id_size): New globals.
14422 (set_pass_for_id): New function.
14423 (get_pass_for_id): Likewise.
14424 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14425 (execute_function_todo): Flush per function statistics.
14426 * toplev.c (compile_file): Init statistics.
14427 (general_init): Do early statistics initialization.
14428 (finalize): Finish statistics.
14429 * statistics.h (statistics_early_init): Declare.
14430 (statistics_init): Likewise.
14431 (statistics_fini): Likewise.
14432 (statistics_fini_pass): Likewise.
14433 (statistics_counter_event): Likewise.
14434 (statistics_histogram_event): Likewise.
14435 * statistics.c: New file.
14436 * Makefile.in (OBJS-common): Add statistics.o.
14437 (statistics.o): Add dependencies.
14438 * doc/invoke.texi (-fdump-statistics): Document.
14440 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14441 (insert): Likewise.
14442 (execute_pre): Use statistics_counter_event.
14443 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14444 (substitute_and_fold): Increment it. Use statistics_counter_event.
14446 2008-05-15 Diego Novillo <dnovillo@google.com>
14448 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14450 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14451 * tree-ssa-alias.c (new_type_alias): Remove references to
14452 sub-variables from comment.
14453 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14455 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14457 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14458 attribute to 1 only for insertps alternative.
14460 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14462 * config/bfin/bfin.md (loadbytes): New pattern.
14463 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14464 (bfin_init_builtins): Initialize it.
14465 (bdesc_1arg): Add it.
14467 2008-05-15 Sa Liu <saliu@de.ibm.com>
14469 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14470 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14471 * testsuite/lib/target-supports.exp: Add
14472 check_effective_target_fortran_integer_16.
14474 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14476 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14477 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14478 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14479 (TARGET_RETURN_IN_MEMORY): Define.
14481 2008-05-15 Richard Guenther <rguenther@suse.de>
14483 PR middle-end/36244
14484 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14485 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14486 represent unmodifiable vars.
14488 2008-05-15 Richard Guenther <rguenther@suse.de>
14490 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14491 INDIRECT_REF and TARGET_MEM_REF.
14492 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14495 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14496 H.J. Lu <hongjiu.lu@intel.com>
14498 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14499 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14500 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14501 insn alternatives. Add missing alternatives.
14502 (*vec_concatv2di_rex64_sse4_1): Likewise.
14503 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14504 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14505 Require TARGET_SSE.
14507 2008-05-15 Richard Guenther <rguenther@suse.de>
14509 PR tree-optimization/36009
14510 PR tree-optimization/36204
14511 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14512 (determine_invariantness_stmt): Record the loop a store is
14513 always executed in.
14514 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14517 2008-05-15 Richard Guenther <rguenther@suse.de>
14519 PR tree-optimization/34330
14520 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14521 through the pointer will alias the SMT.
14523 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14525 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14527 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14529 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14531 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14532 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14534 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14535 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14536 (vashl_optab): New optab for vector/vector shifts.
14537 (vashr_optab): Ditto.
14538 (vlshr_optab): Ditto.
14539 (vrotl_optab): Ditto.
14540 (vrotr_optab): Ditto.
14541 (optab_subtype): New enum for optab_for_tree_code call.
14542 (optab_for_tree_code): Add enum optab_subtype argument.
14544 * optabs.c (optab_for_tree_code): Take an additional argument to
14545 distinguish between a vector shift by a scalar and vector shift by
14546 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14547 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14548 vector shift by a vector.
14549 (expand_widen_pattern_expr): Pass additional argument to
14550 optab_for_tree_code.
14552 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14553 vrotl_optab, vrotr_optab.
14555 * expr.c (expand_expr_real_1): Update calls to
14556 optab_for_tree_code to distinguish between vector shifted by a
14557 scalar and vector shifted by a vector.
14558 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14559 (supportable_narrowing_operation): Ditto.
14560 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14561 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14562 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14563 (vect_create_epilog_for_reduction): Ditto.
14564 (vectorizable_reduction): Ditto.
14565 (vectorizable_operation): Ditto.
14566 (vect_strided_store_supported): Ditto.
14567 (vect_strided_load_supported): Ditto.
14568 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14569 * expmed.c (expand_shift): Ditto.
14571 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14573 (ashr@var{m}3): Ditto.
14574 (vashl@var{m}3): Document new vector/vector shift standard name.
14575 (vashr@var{m}3): Ditto.
14576 (vlshr@var{m}3): Ditto.
14577 (vrotl@var{m}3): Ditto.
14578 (vrotr@var{m}3): Ditto.
14580 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14581 (PPERM_INVERT): Ditto.
14582 (PPERM_REVERSE): Ditto.
14583 (PPERM_REV_INV): Ditto.
14584 (PPERM_ZERO): Ditto.
14585 (PPERM_ONES): Ditto.
14586 (PPERM_SIGN): Ditto.
14587 (PPERM_INV_SIGN): Ditto.
14588 (PPERM_SRC1): Ditto.
14589 (PPERM_SRC2): Ditto.
14591 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14592 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14593 allows a memory operand to be the value being added, and split it
14594 to improve vectorization.
14595 (sse5_pmacsdqh_mem): Ditto.
14596 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14597 (sse5_mulv2div2di3_high): Ditto.
14598 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14599 (vec_pack_trunc_v4si): Ditto.
14600 (vec_pack_trunc_v2di): Ditto.
14601 (sse5_pcmov_<mode>): Remove code that tried to use use
14602 andps/andnps instead of pcmov.
14603 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14604 pmacsdqh instructions.
14605 (vec_widen_smult_lo_v4si): Ditto.
14607 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14608 (PPERM_INVERT): Ditto.
14609 (PPERM_REVERSE): Ditto.
14610 (PPERM_REV_INV): Ditto.
14611 (PPERM_ZERO): Ditto.
14612 (PPERM_ONES): Ditto.
14613 (PPERM_SIGN): Ditto.
14614 (PPERM_INV_SIGN): Ditto.
14615 (PPERM_SRC1): Ditto.
14616 (PPERM_SRC2): Ditto.
14617 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14619 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14621 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14622 says ignore whether the last reference is a memory operand.
14624 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14625 Paolo Bonzini <bonzini at gnu dot org>
14627 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14630 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14631 (vlshr<mode>3): Rename from vlshr<mode>3.
14632 (vashr<mode>3): Rename from vashr<mode>3.
14633 (mulv4sf3): Change the names of vector shift patterns.
14637 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14640 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14665 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14666 (floatunssidf2_internal): Change vector/vector shift names.
14667 (floatunsdidf2_internal): Ditto.
14674 (vashl<mode>3): Rename from ashl<mode>3.
14675 (vashr<mode>3): Rename from ashr<mode>3.
14676 (vlshr<mode>3): Rename from lshr<mode>3.
14677 (vrotl<mode>3): Rename from rotl<mode>3.
14679 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14682 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14683 multiply gives the wrong value when doing widening multiplies.
14684 (vec_widen_smult_lo_v4si): Ditto.
14686 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14688 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14689 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14690 emit_library_call_value.
14691 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14692 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14693 * calls.c (initialize_argument_information, precompute_arguments,
14694 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14695 (precompute_arguments): Removed flags parameter.
14696 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14698 2008-05-14 Richard Guenther <rguenther@suse.de>
14700 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14701 Make sure to register the store if the use is a PHI_NODE.
14703 2008-05-14 Olivier Hainque <hainque@adacore.com>
14705 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14706 memory if the component is to be referenced in BLKmode according
14707 to get_inner_reference.
14709 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14711 * calls.c (emit_library_call_value_1): Restore code clearing
14712 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14714 2008-05-14 Olivier Hainque <hainque@adacore.com>
14715 Nicolas Roche <roche@adacore.com>
14717 * configure.ac: Add support for a "gcc_subdir" variable in
14718 config-lang.in, to denote a subdirectory where the language/GCC
14719 integration files are to be found.
14720 * configure: Regenerate.
14722 2008-05-14 Ira Rosen <irar@il.ibm.com>
14724 PR tree-optimization/36098
14725 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14726 value for the first load in the group in case of a gap.
14727 (vect_build_slp_tree): Check that there are no gaps in loads.
14729 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14731 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14732 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14733 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14734 emit_insn and remove unneeded code to construct extra args.
14735 (emit_no_conflict_block): Removed.
14736 * optabls.h: (emit_no_conflict_block): Removed.
14737 * cse.c (cse_extended_basic_block): Remove search for
14738 REG_NO_CONFLICT note.
14739 * global.c: Removed incorrect comment added in revision 117.
14740 * expr.c (convert_move): Change call to emit_no_conflict_block to
14742 * recog.c: Change comments so that they do not mention
14744 * local_alloc.c (combine_regs): Removed last parameter.
14745 (no_conflict_p): Removed.
14746 (block_alloc): Removed note, no_conflict_combined_regno and set
14747 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14748 (combine_regs): Removed already_dead and code to look for
14749 REG_NO_CONFLICT notes.
14750 * lower_subreg (remove_retval_note): Removed code to look for
14751 REG_NO_CONFLICT block.
14752 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14753 (resolve_clobber): Remove code to process libcalls that have
14754 REG_NO_CONFLICT notes.
14755 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14757 * combine.c (can_combine_p, distribute_notes): Removed
14758 REG_NO_CONFLICT case.
14759 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14761 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14762 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14764 * reg-notes.def (NO_CONFLICT): Removed.
14766 2008-05-14 David S. Miller <davem@davemloft.net>
14768 * config/sparc/sparc.c (sparc_profile_hook): If
14769 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14770 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14771 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14773 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14775 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14777 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14780 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14781 and op1 expansion before vector concat to have less live pseudos.
14783 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14785 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14786 ix86_expand_vector_set if supported.
14788 2008-05-13 Diego Novillo <dnovillo@google.com>
14789 Kenneth Zadeck <zadeck@naturalbridge.com>
14791 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14793 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14794 phinodes_print_statistics, init_ssanames, fini_ssanames,
14795 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14796 release_ssa_name, release_defs, replace_ssa_name_symbol,
14797 ssanames_print_statistics): Move ...
14798 * tree-flow.h: ... here.
14799 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14800 Use FN instead of cfun.
14801 (make_ssa_name_fn): Rename from make_ssa_name.
14802 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14803 * tree-flow-inline.h (make_ssa_name): Move from
14804 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14805 * omp-low.c (expand_omp_parallel):
14806 * tree-flow-inline.h (redirect_edge_var_map_result):
14807 * tree-ssa.c (init_tree_ssa): Add argument FN.
14808 Use it instead of cfun. Update all users.
14810 2008-05-13 Tom Tromey <tromey@redhat.com>
14812 PR preprocessor/22168:
14813 * doc/cpp.texi (Top): Update menu.
14814 (Alternatives to Wrapper #ifndef): New node.
14815 (Other Directives): Document deprecation.
14816 (Obsolete Features): Remove menu.
14817 (Assertions): Merge node into Obsolete Features.
14818 (Obsolete once-only headers): Move earlier; rename to Alternatives
14819 to Wrapper #ifndef.
14820 * doc/cppopts.texi: Update.
14821 * c.opt (Wdeprecated): Enable for C and ObjC.
14822 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14823 (C++ Dialect Options): Move -Wno-deprecated from here to...
14824 (Warning Options): ... here.
14826 2008-05-13 Richard Guenther <rguenther@suse.de>
14828 PR middle-end/36227
14829 * fold-const.c (fold_sign_changed_comparison): Do not allow
14830 changes in pointer-ness.
14832 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14835 * config/sh/sh.c (sh_expand_prologue): Don't clear
14836 RTX_FRAME_RELATED_P for push insns.
14838 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14840 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14842 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14844 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14845 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14846 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14848 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14850 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14851 (*vec_concatv4sf_sse): This.
14852 (*sse2_concatv2si): Renamed to ...
14853 (*vec_concatv2si_sse2): This.
14854 (*sse1_concatv2si): Renamed to ...
14855 (*vec_concatv2si_sse): This.
14856 (*vec_concatv2di_rex): Renamed to ...
14857 (*vec_concatv2di_rex64): This.
14858 (*vec_concatv2si_sse4_1): New.
14859 (*vec_concatv2di_rex64_sse4_1): Likewise.
14861 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14863 PR rtl-optimization/36111
14864 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14865 that was created for swappable operands.
14867 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14870 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14871 * configure.ac: Add call to ACX_PROG_GNAT.
14873 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14875 * optc-gen.awk: Fix comment typo.
14877 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14879 * pretty-print.c (pp_integer_with_precision): Use
14880 HOST_LONG_LONG_FORMAT.
14882 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14884 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14886 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14888 * config/i386/i386.c (bdesc_ptest): Removed.
14889 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14890 (bdesc_args): Add __builtin_ia32_ptestz128,
14891 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14892 (ix86_init_mmx_sse_builtins): Updated.
14893 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14894 (ix86_expand_builtin): Updated.
14896 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14898 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14899 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14901 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14903 * value-prof.c (interesting_stringop_to_profile): Do not
14904 return early for BUILT_IN_MEMPCPY.
14906 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14908 * calls.c (expand_call): Don't use callgraph to increase
14909 preferred_stack_boundary.
14911 * cgraph.h (cgraph_rtl_info): Use unsigned on
14912 preferred_incoming_stack_boundary.
14914 * final.c (rest_of_clean_state): Use unsigned on
14915 preferred_stack_boundary.
14917 2008-05-09 Tom Tromey <tromey@redhat.com>
14919 PR preprocessor/22231:
14920 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14923 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14925 PR tree-optimization/36129
14926 * tree-ssa-ccp.c: Include value-prof.h.
14927 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14928 built-in function was folded to a constant.
14929 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14931 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14932 Sebastian Pop <sebastian.pop@amd.com>
14934 * tree-scalar-evolution.c: Document instantiate_scev.
14935 (instantiate_parameters_1): Renamed instantiate_scev_1.
14936 Don't use the same loop for instantiation_loop and evolution_loop.
14937 (instantiate_scev): New.
14938 (instantiate_parameters): Moved...
14939 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14940 same loop twice. Maintains the semantics for this function.
14941 * tree-scalar-evolution.h (instantiate_scev): Declare.
14942 (instantiate_parameters): ...here. Now static inline.
14943 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14944 instead of resolve_mixers.
14946 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14948 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14950 2008-05-09 Tomas Bily <tbily@suse.cz>
14952 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14953 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14954 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14955 * c-common.c (c_common_truthvalue_conversion): Likewise.
14956 * tree-object-size.c (compute_object_offset): Likewise.
14957 * tree-inline.c (estimate_num_insns_1): Likewise.
14958 * varasm.c (const_hash_1, compare_constant, copy_constant)
14959 (compute_reloc_for_constant, output_addressed_constants)
14960 (initializer_constant_valid_p): Likewise.
14961 * c-omp.c (check_omp_for_incr_expr): Likewise.
14962 * gimplify.c (gimplify_expr): Likewise.
14963 * c-typeck.c (c_finish_return): Likewise.
14964 * tree-vectorizer.c (supportable_widening_operation)
14965 (supportable_narrowing_operation): Likewise.
14966 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14967 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14968 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14969 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14970 (descr_info_loc): Likewise.
14971 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14972 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14973 (fold_unary): Likewise.
14974 * builtins.c (get_pointer_alignment): Likewise.
14975 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14976 (instantiate_parameters_1): Likewise.
14977 * tree.c (expr_align, stabilize_reference): Likewise.
14978 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14979 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14980 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14981 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14982 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14983 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14985 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14986 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14987 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14988 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14989 (forward_propagate_comparison)
14990 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14991 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14992 * emit-rtl.c (component_ref_for_mem_expr)
14993 (set_mem_attributes_minus_bitpos): Likewise.
14994 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14995 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14997 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14998 (build_function_call, pointer_diff, build_compound_expr)
14999 (c_finish_return): Likewise.
15000 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15001 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15003 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15004 * expr.c (is_aligning_offset): Likewise.
15005 * tree-ssa-alias.c (is_escape_site): Likewise.
15006 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15007 (check_all_va_list_escapes): Likewise.
15008 * tree-ssa-loop-ivopts.c (determine_base_object)
15009 (determine_common_wider_type): Likewise.
15010 * dojump.c (do_jump): Likewise.
15011 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15012 * tree-gimple.c (is_gimple_cast): Likewise.
15013 * fold-const.c (decode_field_reference, )
15014 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15015 (fold_binary): Likewise.
15016 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15017 (already_warned_in_frontend_p): Likewise.
15018 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15019 * tree.c (really_constant_p, get_unwidened): Likewise.
15020 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15021 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15022 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15024 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15026 (CONVERT_EXPR_P): Define.
15027 (CASE_CONVERT): Define.
15029 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15031 PR middle-end/36117
15032 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15033 (delete_unmarked_insns): When deleting a call, call
15034 delete_unreachable_blocks.
15035 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15036 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15038 2008-05-08 Richard Guenther <rguenther@suse.de>
15040 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15041 (-ftree-salias): Likewise.
15042 (salias-max-implicit-fields): Remove param documentation.
15043 (salias-max-array-elements): Likewise.
15044 * tree-pass.h (pass_create_structure_vars): Remove.
15045 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15046 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15047 * tree-ssa-alias.c (create_structure_vars): Remove.
15048 (gate_structure_vars): Likewise.
15049 (pass_create_structure_vars): Likewise.
15050 (gate_build_alias): Likewise.
15051 (pass_build_alias): Adjust to run always and dump the function.
15052 * common.opt (ftree-salias): Hide.
15053 * passes.c (init_optimization_passes): Remove
15054 pass_create_structure_vars, adjust comment.
15055 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15056 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15057 * opts.c (decode_options): Do not set flag_tree_salias.
15058 (common_handle_option): Add OPT_ftree_salias to the backward
15059 compatibility section.
15061 2008-05-08 Richard Guenther <rguenther@suse.de>
15063 * tree-flow-inline.h (var_can_have_subvars): Move ...
15064 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15065 * tree-flow.h (var_can_have_subvars): Remove.
15066 (push_fields_onto_fieldstack): Remove.
15067 (sort_fieldstack): Likewise.
15068 (struct fieldoff): Move ...
15069 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15070 alias_set and base_for_components fields.
15071 (sort_fieldstack): Make static.
15072 (push_fields_onto_fieldstack): Likewise. Remove code that
15073 handles anything but RECORD_TYPEs. Remove alias_set and
15074 base_for_components handling.
15075 (create_variable_info_for): Adjust.
15077 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15079 * common.opt (Wframe-larger-than=): Shorten the help message
15081 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15083 2008-05-08 Rafael EspÃndola <espindola@google.com>
15085 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15087 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15088 trap and that both operands are gimple values.
15089 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15090 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15093 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15095 * read-rtl.c (join_c_conditions): Return the first string if the
15096 two strings are equal.
15098 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15100 * gensupport.h (pred_data): Add a "num_codes" field.
15101 (add_predicate_code): Declare.
15102 * gensupport.c (add_predicate_code): New function.
15103 (std_pred_table): Add an "allows_const_p" field.
15104 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15105 Remove the (incomplete) list of such codes from the codes field.
15106 (init_predicate_table): Use add_predicate_code. Add all
15107 RTX_CONST_OBJs if allows_const_p is true.
15108 * genrecog.c (process_define_predicate): Use add_predicate_code.
15110 2008-05-08 David Daney <ddaney@avtrex.com>
15111 Richard Sandiford <rsandifo@nildram.co.uk>
15113 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15114 special case of constant zero operands.
15115 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15116 old and new values. Special case constant zero values.
15117 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15119 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15120 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15122 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15125 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15126 similar RTX_CONST_OBJ before CONST_INT.
15128 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15130 * stmt.c (expand_stack_restore): Change sa mode if needed.
15132 2008-05-08 Richard Guenther <rguenther@suse.de>
15134 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15135 return type to bool.
15136 (ix86_sol10_return_in_memory): Likewise.
15137 (ix86_i386elf_return_in_memory): Likewise.
15138 (ix86_i386interix_return_in_memory): Likewise.
15139 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15140 (ix86_sol10_return_in_memory): Likewise.
15141 (ix86_i386elf_return_in_memory): Likewise.
15142 (ix86_i386interix_return_in_memory): Likewise.
15144 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15147 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15149 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15150 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15153 2008-05-08 Richard Guenther <rguenther@suse.de>
15155 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15156 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15157 (DR_SUBVARS): Remove.
15158 * tree-dfa.c (dump_subvars_for): Remove.
15159 (debug_subvars_for): Likewise.
15160 (dump_variable): Do not dump subvars.
15161 (remove_referenced_var): Do not remove subvars.
15162 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15163 (lookup_subvars_for_var): Remove.
15164 (get_subvars_for_var): Likewise.
15165 (get_subvars_at): Likewise.
15166 (get_first_overlapping_subvar): Likewise.
15167 (overlap_subvar): Likewise.
15168 * tree-flow.h (subvar_t): Remove.
15169 (struct var_ann_d): Remove subvars field.
15170 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15171 argument. Remove special handling of SFTs.
15172 (compute_tag_properties): Likewise.
15173 (set_initial_properties): Likewise.
15174 (compute_call_clobbered): Likewise.
15175 (count_mem_refs): Likewise.
15176 (compute_memory_partitions): Likewise.
15177 (compute_flow_insensitive_aliasing): Likewise.
15178 (setup_pointers_and_addressables): Likewise.
15179 (new_type_alias): Likewise.
15180 (struct used_part): Remove.
15181 (used_portions): Likewise.
15182 (struct used_part_map): Likewise.
15183 (used_part_map_eq): Likewise.
15184 (used_part_map_hash): Likewise.
15185 (free_used_part_map): Likewise.
15186 (up_lookup): Likewise.
15187 (up_insert): Likewise.
15188 (get_or_create_used_part_for): Likewise.
15189 (create_sft): Likewise.
15190 (create_overlap_variables_for): Likewise.
15191 (find_used_portions): Likewise.
15192 (create_structure_vars): Likewise.
15193 * tree.def (STRUCT_FIELD_TAG): Remove.
15194 * tree.h (MTAG_P): Adjust.
15195 (struct tree_memory_tag): Remove base_for_components and
15196 unpartitionable flags.
15197 (struct tree_struct_field_tag): Remove.
15198 (SFT_PARENT_VAR): Likewise.
15199 (SFT_OFFSET): Likewise.
15200 (SFT_SIZE): Likewise.
15201 (SFT_NONADDRESSABLE_P): Likewise.
15202 (SFT_ALIAS_SET): Likewise.
15203 (SFT_UNPARTITIONABLE_P): Likewise.
15204 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15205 (union tree_node): Remove sft field.
15206 * alias.c (get_alias_set): Remove special handling of SFTs.
15207 * print-tree.c (print_node): Remove handling of SFTs.
15208 * tree-dump.c (dequeue_and_dump): Likewise.
15209 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15210 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15211 * tree-predcom.c (set_alias_info): Do not set subvars.
15212 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15213 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15214 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15215 (add_vars_for_offset): Remove.
15216 (add_virtual_operand): Remove special handling of SFTs.
15217 (add_call_clobber_ops): Likewise.
15218 (add_call_read_ops): Likewise.
15219 (get_asm_expr_operands): Likewise.
15220 (get_modify_stmt_operands): Likewise.
15221 (get_expr_operands): Likewise.
15222 (add_to_addressable_set): Likewise.
15223 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15224 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15225 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15226 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15227 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15228 (tree_node_structure): Likewise.
15229 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15231 (find_what_p_points_to): Likewise.
15233 2008-05-08 Sa Liu <saliu@de.ibm.com>
15235 * config/spu/spu.md: Fixed subti3 pattern.
15237 2008-05-08 Richard Guenther <rguenther@suse.de>
15239 PR middle-end/36154
15240 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15241 sure to create a representative for trailing arrays for PTA.
15243 2008-05-08 Richard Guenther <rguenther@suse.de>
15245 PR middle-end/36172
15246 * fold-const.c (operand_equal_p): Two objects which types
15247 differ in pointerness are not equal.
15249 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15251 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15252 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15253 (emit_library_call_value_1): Add new variable fndecl initialized by
15254 NULL_TREE. It should be the decl type of orgfun, but this information
15255 seems not to be available here, so it uses the default calling abi.
15256 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15257 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15258 by TARGET_RETURN_IN_MEMORY.
15259 * config/i386/i386-interix.h: Likewise.
15260 * config/i386/i386.h: Likewise.
15261 * config/i386/i386elf.h: Likewise.
15262 * config/i386/ptx4-i.h: Likewise.
15263 * config/i386/sol2-10.h: Likewise.
15264 * config/i386/sysv4.h: Likewise.
15265 * config/i386/vx-common.h: Likewise.
15266 * config/cris/cris.h: Removed #if 0 clause.
15267 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15268 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15270 (ix86_sol10_return_in_memory): Likewise.
15271 (ix86_i386elf_return_in_memory): New.
15272 (ix86_i386interix_return_in_memory): New.
15273 * config/mt/mt-protos.h (mt_return_in_memory): New.
15274 * config/mt/mt.c: Likewise.
15275 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15276 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15277 * config/bfin/bfin.h: Likewise.
15278 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15280 * config/bfin/bfin.c: Likewise.
15281 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15282 * config/alpha/unicosmk.h: Likewise.
15283 * config/i386/cygming.h: Likewise.
15284 * config/iq2000/iq2000.h: Likewise.
15285 * config/mips/mips.h: Likewise.
15286 * config/mn10300/mn10300.h: Likewise.
15287 * config/rs6000/rs6000.h: Likewise.
15288 * config/score/score.h: Likewise.
15289 * config/spu/spu.h: Likewise.
15290 * config/v850/v850.h: Likewise.
15291 * defaults.h: Likewise.
15292 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15293 * expr.c (emit_block_move): Adjust use of
15294 OUTGOING_REG_PARM_STACK_SPACE.
15295 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15296 OUTGOING_REG_PARM_STACK_SPACE.
15297 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15299 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15301 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15302 on OMP_RETURN for OMP_FOR.
15305 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15306 (fortran_common): New function.
15307 (gen_variable_die): Call fortran_common instead of common_check,
15308 adjust for it returning tree instead of rtx. Formatting.
15310 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15314 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15315 * c-decl.c (merge_decls): Ditto.
15316 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15317 to RTL_CONST_OR_PURE_CALL_P.
15318 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15319 Initialized DECL_LOOPING_CONST_PURE.
15320 (process_call_operands): Set tree_side_effects properly.
15321 * tree.h (TREE_READONLY_DECL_P): Removed.
15322 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15323 (DECL_LOOPING_OR_CONST_P): New macro.
15324 (struct tree_function_decl): Added looping_const_or_pure_p.
15325 (ECF_*) Renumbered.
15326 (ECF_LOOPING_OR_CONST_P): New macro.
15327 * rtlanal.c (pure_const_p): Removed.
15328 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15329 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15330 to RTL_CONST_CALL_P.
15331 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15332 (check_decl, check_tree, check_call, scan_function): Initialize
15334 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15335 (static_execute): Set looping true for recursive functions.
15336 Undo setting state to IPA_NEITHER for recursive functions.
15337 * cse.c (cse_insn):
15338 * ifcvt.c (noce_can_store_speculate_p): Changed
15339 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15340 RTL_CONST_OR_PURE_CALL_P.
15341 * dse.c (scan_insn): Ditto.
15342 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15343 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15344 RTL_CONST_OR_PURE_CALL_P.
15345 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15346 pure_call_p to RTL_CONST_CALL_P.
15347 * gimplify.c (gimplify_call_expr): Clear side effects for
15348 non-looping pure and constant calls.
15349 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15350 (flags_from_decl_or_type): Set ecf flags from decl flags.
15351 (initialize_argument_information): Turn off
15352 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15353 Change const to pure if callee_copies is true rather than just
15355 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15356 way of marking pure calls.
15357 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15358 Remove hack that was supposed to fix pr7335 and remove old
15359 way of marking pure calls.
15360 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15361 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15362 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15363 RTL_CONST_OR_PURE_CALL_P.
15364 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15365 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15366 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15367 * sched-deps.c (schedule_analyze): Ditto.
15368 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15369 return_val field of calls to represent pure and const function info.
15370 (CONST_OR_PURE_CALL_P): Deleted macro.
15371 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15372 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15373 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15375 * tree-optimize.c (execute_fixup_cfg): Added test for
15376 ECF_LOOPING_CONST_OR_PURE.
15377 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15379 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15380 effects for looping pure or const calls.
15381 (verify_gimple_expr): Added verification code.
15382 * config/alpha/alpha.c (alpha_legitimize_address,
15383 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15385 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15386 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15387 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15388 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15389 RTL_CONST_OR_PURE_CALL_P.
15390 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15391 and const calls to be deleted.
15393 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15396 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15397 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15398 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15399 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15400 to handle nonimmediate operands.
15401 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15402 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15403 to handle nonimmediate operands.
15404 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15405 (mmx_pmulhrwv4hi3): New expander. Use
15406 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15407 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15408 (sse2_umulv1siv1di3): New expander. Use
15409 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15410 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15411 (mmx_eq<mode>3): New expander. Use
15412 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15413 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15414 (mmx_uavgv8qi3): New expander. Use
15415 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15416 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15417 (mmx_uavgv4hi3): New expander. Use
15418 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15420 * config/i386/sse.md
15421 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15422 to handle nonimmediate operands.
15423 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15424 to handle nonimmediate operands.
15425 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15426 to handle nonimmediate operands.
15427 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15428 to handle nonimmediate operands.
15429 (sse2_unpckhpd_exp): New expander. Use
15430 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15431 (sse2_unpcklpd_exp): New expander. Use
15432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15433 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15434 to handle nonimmediate operands.
15435 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15436 to handle nonimmediate operands.
15437 (*sse2_<plusminus_insn><mode>3): Rename from
15438 sse2_<plusminus_insn><mode>3 insn pattern.
15439 (sse2_<plusminus_insn><mode>3): New expander. Use
15440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15441 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15442 (sse2_umulv2siv2di3): New expander. Use
15443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15444 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15445 (sse4_1_mulv2siv2di3): New expander. Use
15446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15447 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15448 (sse2_pmaddwd): New expander. Use
15449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15450 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15451 (sse2_eq<mode>3): New expander. Use
15452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15453 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15454 (sse4_1_eqv2di3): New expander. Use
15455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15456 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15457 (sse2_uavgv16qi3): New expander. Use
15458 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15459 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15460 (sse2_uavgv16qi3): New expander. Use
15461 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15462 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15463 (sse2_uavgv8hi3): New expander. Use
15464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15465 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15466 (ssse3_pmulhrswv8hi3): New expander. Use
15467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15468 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15469 (ssse3_pmulhrswv4hi3): New expander. Use
15470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15472 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15473 (<sse>_vmmul<mode>3): Ditto.
15474 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15476 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15477 (ssse3_pmaddubsw): Ditto.
15479 * config/i386/i386.c (struct_builtin_description)
15480 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15481 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15482 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15483 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15484 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15485 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15486 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15487 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15488 (ix86_fixup_binary_operands): Assert that src1
15489 and src2 must have the same mode when swapped.
15490 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15491 and ix86_binary_operator_ok. Do not force operands in registers
15494 2008-05-07 Jan Hubicka <jh@suse.cz>
15496 * cgraph.c (dump_cgraph_node): Update.
15497 * cgraph.h (cgraph_local_info): Break out inline summary.
15498 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15500 * ipa-inline (inline_summary): New accestor function.
15501 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15502 cgraph_decide_inlining, compute_inline_parameters): Update.
15503 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15505 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15507 Cleanup ColdFire scheduling support and add V4 pipeline model.
15509 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15510 (define_attr cpu): Add cfv4 value.
15511 (define_attr type, define_attr type1): Merge into a single 'type'
15512 attribute. Update all uses.
15513 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15514 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15516 (define_attr opx_mem, define_attr opy_mem): Remove.
15517 (define_attr op_mem): Clean up, update comment.
15518 (define_attr size): Use specific values instead of general int.
15519 (define_attr guess, define_attr split): Remove. Update all uses.
15520 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15521 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15522 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15523 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15524 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15525 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15526 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15527 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15528 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15529 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15530 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15531 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15532 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15533 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15534 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15535 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15536 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15537 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15538 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15539 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15540 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15541 Update or set attributes.
15542 (stack_tie): New fake instruction.
15544 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15545 (m68k_sched_attr_size): Update declaration.
15546 (m68k_sched_attr_type2): Remove.
15547 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15548 Declare new bypass predicates.
15550 * config/m68k/m68k.c (m68k_sched_issue_rate,
15551 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15553 (TARGET_SCHED_ISSUE_RATE,
15554 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15555 (override_options): Handle scheduling for ColdFire V4 core.
15556 (m68k_expand_prologue): Emit stack_tie.
15557 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15558 'OP_TYPE_FPN'. Update all uses.
15559 (sched_guess_p): Remove.
15560 (sched_address_type): Handle symbolic addresses.
15561 (sched_get_operand): New static function.
15562 (sched_operand_type): Merge into sched_attr_op_type.
15563 (sched_attr_op_type): Handle FP registers, handle quick constants,
15565 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15566 (m68k_sched_attr_size): Update. Move logic to ...
15567 (sched_get_attr_size_int): New static function.
15568 (sched_get_opxy_mem_type): New static function.
15569 (m68k_sched_attr_op_mem): Update.
15570 (m68k_sched_attr_type2): Remove.
15571 (sched_cfv4_bypass_data): New static variable.
15572 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15573 (m68k_sched_issue_rate): Implement scheduler hook.
15574 (struct _sched_ib: enabled_p): New field.
15575 (m68k_sched_variable_issue): Update. Handle V4.
15576 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15577 sched_dump_class_func_t, sched_dump_split_class,
15578 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15579 sched_dump_dfa_class, m68k_sched_dump): Remove.
15580 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15582 (m68k_sched_init_global): Remove statisctics dumping, introduce
15583 sanity check that all instructions have pipeline reservations. Handle
15585 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15586 Handle ColdFire V4 core.
15587 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15588 New static functions.
15589 (m68k_sched_address_bypass_p): New bypass predicate.
15590 (sched_get_indexed_address_scale): New static function.
15591 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15593 * cf.md: Update comments.
15594 (define_attr type2): Remove. Use 'type' attribute instead.
15596 (cf_ib): Rename to cfv123_ib. Update all uses.
15597 (cf_oep): Rename to cfv123_oep. Update all uses.
15598 (cf_chr): Rename to cfv123_chr. Update all uses.
15599 (cf_mem): Rename to cfv123_mem. Update all uses.
15600 (cf_mac): Move to more appropriate place.
15601 (cfv123_guess): New automaton and cpu_unit.
15602 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15603 Update uses of 'size' attribute. Handle before reload scheduling.
15604 (cfv123_guess): New dummy reservation for unhandled instructions.
15605 (cfv4_*): Pipeline description of ColdFire V4 core.
15606 (ignore): New reservation to handle 'ignore' type.
15608 2008-05-07 Ian Lance Taylor <iant@google.com>
15610 PR middle-end/36013
15611 * gimplify.c (find_single_pointer_decl_1): Don't look through
15613 (find_single_pointer_decl): Adjust comments.
15615 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15617 PR middle-end/36137
15618 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15619 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15621 PR middle-end/36106
15622 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15623 integral type rather than floating point, then VIEW_CONVERT_EXPR
15624 to the floating point type.
15626 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15628 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15629 TFmode op0 to register.
15631 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15633 * c-decl.c (grokdeclarator): Comment typo.
15635 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15637 * tree-flow.h: Remove prototype for computed_goto_p.
15638 * tree-cfg.c (computed_goto_p): Make static.
15640 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15643 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15644 (contains_aligned_value_p): This. Handle _Decimal128.
15645 (ix86_function_arg_boundary): Only align _Decimal128 to its
15646 natural boundary and handle it properly.
15648 2008-05-06 Martin Jambor <mjambor@suse.cz>
15650 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15651 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15652 (ipcp_method_set_orig_node): Removed.
15653 (ipcp_cval_get_cvalue_type): Removed.
15654 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15655 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15656 (ipcp_cval_set_cvalue_type): Removed.
15657 (ipcp_cval_get_cvalue): Removed.
15658 (ipcp_cval_set_cvalue): Removed.
15659 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15660 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15661 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15662 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15663 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15664 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15665 (ipcp_get_ith_lattice): Changed parameters.
15666 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15667 (ipcp_lattice_from_jfunc): Changed parameters.
15668 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15669 (ipcp_method_cval_print): Added temporary variable info.
15670 (ipcp_redirect): Removed already unused local variable caller.
15671 (ipcp_redirect): New temporary variable orig_callee_info
15672 (ipcp_redirect): Removed newly unused local variable callee.
15673 (ipcp_redirect): Removed (a bit confusing) local variable type.
15674 (ipcp_insert_stage): Added local variable info.
15675 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15677 (ipcp_formal_create): Removed.
15678 (ipcp_method_cval_set): Removed.
15679 (ipcp_propagate_stage): Renamed lattice variables.
15680 (ipcp_method_cval_set_cvalue_type): Removed.
15681 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15682 (ipcp_print_all_lattices): Changed printed strings to refer to
15683 lattices rather than cvals.
15684 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15685 (ipcp_propagate_const): Changed formal parameters.
15686 (build_const_val): Changed formal parameters.
15687 (ipcp_insert_stage): Removed useless variable cvalue
15688 (build_const_val): Changed formal parameters.
15689 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15690 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15691 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15692 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15693 (ipcp_print_func_profile_counts): Changed string from "method" to
15695 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15696 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15697 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15698 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15699 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15700 (ipcp_lat_is_const): Changed parameters and made inline.
15701 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15702 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15703 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15704 the predicate condition directly
15705 (ipcp_propagate_stage): Added local variable args. Removed local
15706 variable callee. (Both are mere code simplifications.)
15707 (ipcp_method_dont_insert_const): Renamed to
15708 ipcp_node_not_modifiable_p.
15709 (ipcp_node_not_modifiable_p): Made inline.
15710 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15711 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15712 (ipcp_print_all_lattices): Removed variable cvalue
15713 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15716 2008-05-06 Olivier Hainque <hainque@adacore.com>
15718 * tree-sra.c (try_instantiate_multiple_fields): Early return
15719 if field has POINTER_TYPE.
15721 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15723 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15724 by using 'q' specifier for instruction.
15725 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15727 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15729 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15730 Change mode of zero_extract from QImode to HImode.
15731 (sign bit tests peepholes): (Ditto.).
15733 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15735 * config/i386/mmx.md: Remove double backslashes from asm templates.
15736 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15737 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15738 to handle nonimmediate operands.
15739 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15740 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15741 to handle nonimmediate operands.
15742 (*mmx_<code>v2sf3_finite): New insn pattern.
15743 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15744 (mmx_<code>v2sf3): New expander. Use
15745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15746 (mmx_<plusminus_insn><mode>3): New expander. Use
15747 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15748 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15749 (mmx_add<mode>3): Removed.
15750 (mmx_ssadd<mode>3): Ditto.
15751 (mmx_usadd<mode>3): Ditto.
15752 (mmx_sub<mode>3): Ditto.
15753 (mmx_sssub<mode>3): Ditto.
15754 (mmx_ussub<mode>3): Ditto.
15755 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15756 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15757 to handle nonimmediate operands.
15758 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15760 (mmx_smulv4hi3_highpart): New expander. Use
15761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15762 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15764 (mmx_umulv4hi3_highpart): New expander. Use
15765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15766 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15767 (mmx_<code>v4hi3): New expander. Use
15768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15769 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15770 (mmx_<code>v8qi3): New expander. Use
15771 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15772 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15773 (mmx_<code><mode>3): New expander. Use
15774 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15776 2008-05-05 Jan Hubicka <jh@suse.cz>
15778 PR tree-optimization/36118
15779 * passes.c (pass_init_dump_file): Fix dump header.
15781 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15783 PR middle-end/36141
15784 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15785 VCE for function decls.
15787 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15789 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15791 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15793 * config/i386/i386.md (sat_plusminus): New.
15794 (plusminus_insn): Likewise.
15795 (plusminus_mnemonic): Likewise.
15797 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15798 (*<addsub><mode>3_cc_overflow): Renamed to ...
15799 (*<plusminus_insn><mode>3_cc_overflow): This.
15800 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15801 (*<plusminus_insn>si3_zext_cc_overflow): This.
15803 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15804 (<plusminus_insn><mode>3): This.
15805 (*<addsub><mode>3): Renamed to ...
15806 (*<plusminus_insn><mode>3): This.
15807 (<sse>_vm<addsub><mode>3): Renamed to ...
15808 (<sse>_vm<plusminus_insn><mode>3): This.
15809 (sse3_h<addsub>v4sf3): Renamed to ...
15810 (sse3_h<plusminus_insn>v4sf3): This.
15811 (sse3_h<addsub>v2df3): Renamed to ...
15812 (sse3_h<plusminus_insn>v2df3): This.
15813 (<plusminus_insn><mode>3): New.
15814 (*<plusminus_insn><mode>3): Likewise.
15815 (sse2_<plusminus_insn><mode>3): Likewise.
15816 (add<mode>): Removed.
15817 (*add<mode>3): Likewise.
15818 (sse2_ssadd<mode>3): Likewise.
15819 (sse2_usadd<mode>3): Likewise.
15820 (sub<mode>3): Likewise.
15821 (*sub<mode>3): Likewise.
15822 (sse2_sssub<mode>3): Likewise.
15823 (sse2_ussub<mode>3): Likewise.
15825 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15827 * gthr-single.h: Add in required interface elements as per gthr.h.
15828 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15829 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15830 Generalize UNUSED macro.
15831 (__gthread_once): Add.
15832 (__gthread_key_create): Add.
15833 (__gthread_key_delete): Add.
15834 (__gthread_getspecific): Add.
15835 (__gthread_setspecific): Add.
15837 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15840 the same size types for the indirect reference on the rhs, then
15843 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15845 * config/i386/i386.md
15846 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15847 one insn template instead of template series.
15848 (*xordi_1_rex64): Ditto.
15849 (*xordi_2_rex64): Ditto.
15851 2008-05-05 Ira Rosen <irar@il.ibm.com>
15853 PR tree-optimization/36119
15854 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15857 2008-06-04 Jan Hubicka <jh@suse.cz>
15859 tree-optimization/36100
15860 * tree-pass.h (pass_O0_always_inline): Declare.
15861 * ipa-inline.c (inline_transform): Remove dead code.
15862 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15863 pass_O0_always_inline): New.
15864 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15866 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15868 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15869 mnemonic in this_param move for TARGET_64BIT.
15871 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15873 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15874 (*strmovsi_rex_1): Ditto.
15875 (*strsetsi_1): Ditto.
15876 (*strsetsi_rex_1): Ditto.
15878 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15879 adddicc expanders using SWI mode iterator.
15881 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15884 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15887 2008-05-04 David S. Miller <davem@davemloft.net>
15889 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15890 (sparc*-*-linux*): Use linux.h in tm_file.
15891 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15892 compiler defaulting to 32-bit.
15893 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15895 * config/sparc/linux.h: Remove definitions now obtained
15896 properly from linux.h
15897 * config/sparc/linux64.h: Likewise.
15898 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15899 don't want this setting for 32-bit builds in a biarch compiler.
15900 * doc/install.texi: Add sparc-linux to list of targets
15901 supporting --enable-targets=all.
15903 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15905 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15907 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15909 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15910 after V4SI_FTYPE_V8HI.
15911 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15912 case V4SI_FTYPE_V2DF.
15914 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15916 * doc/invoke.texi (max-flow-memory-locations): Removed.
15917 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15919 2008-05-03 Richard Guenther <rguenther@suse.de>
15921 PR middle-end/34973
15922 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15924 2008-05-02 David S. Miller <davem@davemloft.net>
15926 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15928 2008-05-02 Simon Baldwin <simonb@google.com>
15931 * c-common.h (warn_array_subscript_range): Removed.
15932 * c-common.c (warn_array_subscript_range): Ditto.
15933 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15934 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15936 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15938 * config/i386/i386.c (ix86_special_builtin_type): New.
15939 (bdesc_special_args): Likewise.
15940 (ix86_expand_special_args_builtin): Likewise.
15941 (ix86_init_mmx_sse_builtins): Updated.
15942 (ix86_expand_builtin): Updated.
15943 (ix86_expand_store_builtin): Removed.
15944 (ix86_expand_unop_builtin): Likewise.
15946 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15947 * config/i386/mmintrin.h (__v2sf): Here.
15949 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15951 (_mm_loadl_pi): Likewise.
15952 (_mm_storeh_pi): Replace __v2si with __v2sf.
15953 (_mm_storel_pi): Likewise.
15955 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15956 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15957 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15958 __builtin_ia32_loadlpd.
15960 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15962 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15963 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15964 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15965 (ix86_init_mmx_sse_builtins): Updated.
15966 (ix86_expand_args_builtin): Likewise.
15967 (ix86_expand_builtin): Likewise.
15968 (ix86_expand_unop1_builtin): Renamed to ...
15969 (ix86_expand_unop_vec_merge_builtin): This.
15971 2008-05-01 Jan Hubicka <jh@suse.cz>
15974 * ipa-inline.c (inline_generate_summary): Make static.
15975 (inline_transform): Do not call inlining at -O0; make static.
15976 * passes.c (execute_todo): Add sanity check.
15977 (execute_one_ipa_transform_pass): Execute proper flags.
15979 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15981 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15982 (DECL_NONADDRESSABLE_P): Likewise.
15983 * alias.c (record_component_aliases): Fix comment.
15985 2008-05-01 Simon Baldwin <simonb@google.com>
15987 * c-common.h (warn_array_subscript_range): New function.
15988 * c-common.c (warn_array_subscript_range): Ditto.
15989 * tree-vrp.c (check_array_ref): Corrected code to agree with
15990 comment, ignoring only arrays of size 0 or size 1.
15991 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15993 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15995 * config/i386/i386.c (ix86_builtin_type): Replace
15996 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15997 (bdesc_args): Updated.
15998 (ix86_init_mmx_sse_builtins): Likewise.
15999 (ix86_expand_args_builtin): Likewise.
16001 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16004 * doc/extend.texi: Correct __builtin_ia32_palignr.
16006 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16009 * config/i386/i386.c (bdesc_crc32): Removed.
16010 (ix86_expand_crc32): Likewise.
16011 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16012 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16013 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16014 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16015 UINT_FTYPE_UINT_UCHAR.
16016 (bdesc_args): Updated. Add crc32 builtins.
16017 (ix86_init_mmx_sse_builtins): Updated.
16018 (ix86_expand_args_builtin): Updated to support subreg.
16020 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16022 2008-05-01 Jan Hubicka <jh@suse.cz>
16024 * tree-pass.h (opt_pass): Add IPA_PASS.
16025 (varpool_node, cgraph_node): Forward declare.
16026 (ipa_opt_pass): Define.
16027 (pass_ipa_inline): Turn into ipa_opt_pass.
16028 (pass_apply_inline): Remove.
16029 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16030 (apply_inline): Turn into ....
16031 (inline_transform): ... this one.
16032 (inline_generate_summary): New function.
16033 (pass_apply_inline): Remove.
16034 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16036 (struct function): Add ipa_transforms_to_apply.
16037 * passes.c (register_one_dump_file): Work on IPA_PASS.
16038 (init_optimization_passes): Remove pass_inline_parameters and
16040 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16041 (execute_one_pass) ... here; apply transforms when possible.
16042 (add_ipa_transform_pass, execute_ipa_summary_asses,
16043 execute_one_ipa_transform_pass): New.
16044 (execute_ipa_pass_list): Update for IPA_PASS type.
16046 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16048 * config/i386/i386.c (ix86_builtin_type): Add
16049 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16050 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16051 (bdesc_args): Add SSE4a builtins.
16052 (ix86_init_mmx_sse_builtins): Updated.
16053 (ix86_expand_args_builtin): Likewise.
16054 (ix86_expand_builtin): Likewise.
16056 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16058 * config/i386/i386.c (ix86_builtin_type): Add
16059 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16060 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16061 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16062 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16063 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16064 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16065 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16066 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16067 and DI_FTYPE_DI_DI_INT.
16068 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16069 (ix86_init_mmx_sse_builtins): Updated.
16070 (ix86_expand_args_builtin): Likewise.
16071 (ix86_expand_builtin): Likewise.
16072 (ix86_expand_binop_imm_builtin): Removed.
16074 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16076 2008-04-30 Richard Guenther <rguenther@suse.de>
16078 PR tree-optimization/32921
16079 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16081 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16083 * config/arm/arm.c (arm_unwind_emit): Use
16084 crtl->all_throwers_are_sibcalls instead of
16085 cfun->all_throwers_are_sibcalls.
16086 (arm_output_fn_unwind): Likewise.
16087 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16088 instead of cfun->uses_pic_offset_table.
16089 (frv_expand_prologue): Likewise.
16090 (frv_frame_pointer_required): Likewise.
16091 (frv_expand_fdpic_call): Likewise.
16092 (frv_emit_movsi): Likewise.
16093 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16094 cfun->returns_pcc_struct instead of
16095 current_function_returns_pcc_struct.
16096 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16097 instead of cfun->calls_eh_return.
16098 (m32c_pushm_popm): Likewise.
16099 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16100 "extern" declaration.
16102 2008-04-30 Richard Guenther <rguenther@suse.de>
16104 PR tree-optimization/21636
16105 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16107 (evaluate_stmt): Print the likely value.
16108 (ccp_visit_stmt): Avoid excessive vertical spacing.
16110 2008-04-30 Rafael EspÃndola <espindola@google.com>
16112 * builtins.c (fold_call_expr): Return realret.
16113 * tree-ssa-threadedge.c
16114 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16115 __builtin_object_size.
16117 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16119 * gcc.c (wrapper_string): New variable.
16120 (insert_wrapper): New function.
16121 (execute): New option -wrapper.
16122 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16124 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16126 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16127 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16128 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16130 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16131 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16132 config/rs6000/e500crtres64gprctr.asm,
16133 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16134 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16135 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16136 config/rs6000/e500crtsav64gprctr.asm,
16137 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16138 config/rs6000/e500crtsavg64gprctr.asm: New files.
16139 * config/rs6000/t-ppccomm: Add build rules for new files.
16140 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16141 * config/rs6000/t-netbsd: Add build rules for new files.
16142 (LIB2FUNCS_STATIC_EXTRA): New variable.
16143 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16144 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16145 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16147 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16149 * config/i386/i386.c (ix86_builtin_type): Add
16150 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16151 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16152 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16153 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16154 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16155 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16156 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16157 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16158 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16159 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16160 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16161 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16162 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16163 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16164 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16165 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16166 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16167 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16168 V1DI_FTYPE_V2SI_V2SI.
16169 (bdesc_2arg): Moved to ...
16170 (bdesc_args): Here.
16171 (ix86_init_mmx_sse_builtins): Updated.
16172 (ix86_expand_args_builtin): Updated. Take a pointer
16173 to const struct builtin_description. Handle comparison
16175 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16176 (ix86_expand_builtin): Updated.
16178 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16179 (ssse3_pmaddubsw128): This.
16180 (ssse3_pmaddubswv4hi3): Renamed to ...
16181 (ssse3_pmaddubsw): This.
16183 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16184 (__builtin_ia32_packssdw128): Likewise.
16185 (__builtin_ia32_packuswb128): Likewise.
16186 (__builtin_ia32_pmaddubsw): Likewise.
16187 (__builtin_ia32_pmaddubsw128): Likewise.
16189 2008-04-30 Richard Guenther <rguenther@suse.de>
16191 PR tree-optimization/14847
16192 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16193 (recognize_bits_test): Use it.
16194 (recognize_single_bit_test): Likewise.
16196 2008-04-30 Martin Jambor <mjambor@suse.cz>
16198 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16199 instead of setting number of formal parameters to zero.
16200 (ipcp_init_stage): Do not set the number of actual parameters to zero
16202 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16203 which are called with variable number of arguments.
16204 (ipcp_insert_stage): Explicitely skipping all nodes which are
16205 called with variable number of arguments.
16206 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16207 number of parameters.
16209 * ipa-prop.h (struct ipa_node_params): Added flag
16210 called_with_var_arguments
16211 (ipa_set_param_count): Added. Changed sole setter to use it.
16212 (ipa_get_param_count): Added. All readers of param_count
16213 converted to use it instead.
16214 (ipa_set_called_with_variable_arg): Added.
16215 (ipa_is_called_with_var_arguments): Added.
16216 (ipa_get_ith_param): Added. All readers of param_decls converted
16218 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16220 (ipa_get_cs_argument_count): Added, all readers of argument_count
16222 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16225 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16226 (struct ipcp_lattice): Renamed cval_type to type
16227 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16229 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16230 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16231 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16232 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16233 (build_const_val): Changed the type of parameter cvalue to tree
16234 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16235 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16237 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16240 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16241 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16242 (ipa_add_method): Renamed to ipa_push_func_to_list
16243 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16244 (ipa_callsite_param_count): Removed.
16245 (ipa_callsite_param_count_set): Removed.
16246 (ipa_callsite_param): Removed.
16247 (ipa_callsite_callee): Removed.
16248 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16249 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16250 (ipa_method_formal_count): Removed.
16251 (ipa_method_formal_count_set): Removed.
16252 (ipa_method_get_tree): Removed.
16253 (ipa_method_tree_map_create): Removed.
16254 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16255 (ipa_create_param_decls_array): Creates the array itself
16256 (ipa_create_param_decls_array): Temporary variable info instead of
16257 a few dereferences.
16258 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16259 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16260 (get_type): Removed.
16261 (ipa_jf_get_info_type): Removed.
16262 (ipa_node_create): Renamed to ipa_create_node_params
16263 (ipa_free): Renamed to ipa_free_all_node_params
16264 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16265 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16266 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16267 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16268 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16269 ipa_free_all_edge_args
16270 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16271 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16272 (ipa_create_methodlist_node): Removed.
16273 (ipa_methodlist_method): Removed.
16274 (ipa_methodlist_method_set): Removed.
16275 (ipa_methodlist_next_method): Removed.
16276 (ipa_methodlist_next_method_set): Removed.
16277 (ipa_method_is_modified): Removed.
16278 (ipa_method_modify_create): Removed.
16279 (ipa_method_modify_init): Temporary variable info instead of a few
16281 (ipa_detect_param_modifications): Temporary variable info instead of
16282 a few dereferences.
16283 (ipa_compute_jump_functions): Temporary variable info instead of
16284 a few dereferences.
16285 (ipa_method_modify_set): Removed.
16286 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16287 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16288 than craph_node as the first parameter.
16289 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16290 (ipa_method_modify_init): Removed.
16291 (ipa_compute_jump_functions): Added a temp variable instead of
16292 repeatadly dereferencing the cgraph_edge.aux pointer
16293 (ipa_callsite_param_set_type): Removed.
16294 (ipa_compute_jump_functions): i renamed to index and moved to
16296 (ipa_callsite_param_set_info_type_formal): Removed.
16297 (ipa_callsite_param_set_info_type): Removed.
16298 (ipa_callsite_param_map_create): Removed.
16299 (ipa_callsite_tree): Removed.
16300 (ipa_callsite_caller): Removed.
16301 (ipa_pop_func_from_list): return_method removed to return_func
16303 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16304 prefixed all values with IPA_. Changed all users.
16305 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16306 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16307 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16308 (union parameter_info): Renamed to jump_func_value.
16309 (union jump_func_value): Renamed value to constant
16310 (struct ipa_jump_func): Renamed info_type to value
16311 (struct ipa_node): Renamed to ipa_node_params
16312 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16313 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16314 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16315 (struct ipa_edge): Renamed to ipa_edge_args
16316 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16317 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16318 (struct ipa_methodlist): Renamed to ipa_func_list
16319 (struct ipa_func_list): method_p renamed to node, next_method
16321 (ipa_methodlist_p): Removed, switched all users to struct pointer
16322 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16324 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16326 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16327 (rs6000_emit_epilogue): Use backchain to restore only when we
16328 have a large frame. Make use of frame pointer to restore if we
16329 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16331 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16333 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16334 Add mode to zero_extract.
16335 (sign bit tests peepholes): (Ditto.).
16337 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16339 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16340 Instructions in comments with SSE3.
16341 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16342 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16343 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16344 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16345 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16346 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16347 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16348 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16349 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16350 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16351 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16352 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16353 (bdesc_sse_args): Renamed to ...
16354 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16355 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16356 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16357 IX86_BUILTIN_FABSQ.
16358 (bdesc_1arg): Moved to ...
16359 (bdesc_args): Here.
16360 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16361 Instructions in comments with SSE3.
16362 (ix86_expand_sse_operands_builtin): Renamed to ...
16363 (ix86_expand_args_builtin): This. Updated.
16364 (ix86_expand_unop1_builtin): Update comments.
16365 (ix86_expand_builtin): Updated.
16367 2008-04-29 Richard Guenther <rguenther@suse.de>
16369 PR tree-optimization/36078
16370 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16371 Update virtual SSA form after cleaning up the CFG.
16373 2008-04-29 Richard Guenther <rguenther@suse.de>
16375 PR middle-end/15255
16376 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16378 2008-04-29 Richard Guenther <rguenther@suse.de>
16380 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16381 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16382 (compute_flow_insensitive_aliasing): Do not treat
16383 PTR_IS_REF_ALL pointers special.
16384 (get_smt_for): Likewise.
16385 (may_alias_p): Re-structure.
16386 (is_escape_site): A ref-all pointer conversion is not an escape site.
16387 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16388 PTR_IS_REF_ALL pointers special.
16389 * tree-ssa-structalias.h (struct alias_info): Remove
16390 ref_all_symbol_mem_tag field.
16391 (PTR_IS_REF_ALL): Remove.
16393 2008-04-29 Richard Guenther <rguenther@suse.de>
16395 PR middle-end/36077
16396 * fold-const.c (extract_muldiv_1): In combining division constants
16397 make sure to never overflow.
16399 2008-04-29 Nick Clifton <nickc@redhat.com>
16401 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16403 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16406 * optc-gen.awk: Work around HP-UX/IA awk bug.
16408 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16410 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16413 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16416 * config/i386/i386.md
16417 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16418 Change operand 1 predicate to nonimmediate_operand.
16420 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16423 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16425 * gengtype.c (walk_type, write_func_for_structure): Handle
16427 * doc/gty.texi: Document chain_circular.
16429 2008-04-28 Richard Guenther <rguenther@suse.de>
16431 PR tree-optimization/36066
16432 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16435 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16438 * config/i386/i386.md
16439 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16440 Use match_scratch instead of match_operand for operands 3 and 4.
16442 2008-04-27 Richard Guenther <rguenther@suse.de>
16444 PR tree-optimization/18754
16445 PR tree-optimization/34223
16446 * tree-pass.h (pass_complete_unrolli): Declare.
16447 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16448 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16449 Rewrite loop into loop closed SSA form if it is not already.
16450 (tree_unroll_loops_completely): Re-structure to iterate over
16451 innermost loops with intermediate CFG cleanups.
16452 Unroll outermost loops only if requested or the code does not grow
16454 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16455 loops are available.
16456 (tree_vectorize): Instead do so here.
16457 (tree_complete_unroll): Also unroll outermost loops.
16458 (tree_complete_unroll_inner): New function.
16459 (gate_tree_complete_unroll_inner): Likewise.
16460 (pass_complete_unrolli): New pass.
16461 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16462 uses outside of the loop.
16463 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16464 form if it is available.
16465 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16466 * passes.c (init_optimization_passes): Schedule complete inner
16467 loop unrolling pass before the first CCP pass after final inlining.
16469 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16471 * targhooks.h (default_emutls_var_fields,
16472 default_emutls_var_init): Declare.
16473 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16474 * target.h (struct gcc_target): Add struct emutls member.
16475 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16476 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16477 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16478 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16479 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16480 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16481 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16482 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16483 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16484 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16485 emit debug information.
16486 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16487 * varasm.c: Include targhooks.h.
16488 (emutls_object_section, emutls_tmpl_section): New.
16489 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16490 (EMUTLS_SEPARATOR): New.
16491 (prefix_name): New.
16492 (get_emutls_object_name): New.
16493 (default_emutls_var_fields): New, broken out of ...
16494 (get_emutls_object_type): ... here. Adjust to use target hooks.
16495 (get_emutls_init_templ_addr): Adjust to use target hooks.
16496 (emutls_decl): Adjust to use target hooks.
16497 (emutls_finish): Likewise.
16498 (default_emutls_var_init): New, broken out of ...
16499 (assemble_variable): ... here. Adjust to use target hooks.
16500 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16501 SECCAT_EMUTLS_TMPL.
16502 * c-common.c (handle_section_attribute): Prevent overriding
16503 sections for emulated tls with special sections.
16504 * config/i386/i386.c (x86_64_elf_select_section): Add
16505 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16506 (x86_64_elf_unique_section): Likewise.
16507 * config/vxworks.c: Include tree.h.
16508 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16509 (vxworks_override_options): Set TLS scheme.
16510 * doc/tm.texi (Emulated TLS): New node.
16512 2008-04-26 Simon Baldwin <simonb@google.com>
16515 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16516 with propagated string constants.
16518 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16520 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16521 constraint for operand 2 when operand 0 is memory operand.
16522 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16523 operand 0 is memory operand.
16524 (fix_trunc<mode>_i387_with_temp): Ditto.
16525 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16526 operand 2 when operand 1 is memory operand.
16527 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16528 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16529 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16530 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16531 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16532 operands 2,3 and 4 when operand 1 is memory operand.
16533 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16535 (fistdi2_floor_with_temp): Ditto.
16536 (fist<mode>2_floor_with_temp): Ditto.
16537 (fistdi2_ceil_with_temp): Ditto.
16538 (fist<mode>2_ceil_with_temp): Ditto.
16539 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16541 2008-04-26 David Daney <ddaney@avtrex.com>
16543 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16545 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16546 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16547 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16548 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16549 (compare_and_swap_12): New insn.
16550 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16551 * config/mips/mips.c (mips_force_binary): New function.
16552 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16553 (mips_expand_compare_and_swap_12): New function.
16554 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16556 2008-04-25 Jan Hubicka <jh@suse.cz>
16559 * cfgexpand.c (pass_expand): Turn into RTL pass.
16560 * passes.c (execute_one_pass): Do pass typechecking after execution.
16561 * tree-pass.h (pass_expand): Turn into RTL pass.
16563 * function.h (struct rtl_data): Move here fields
16564 accesses_prior_frames, calls_eh_return, saves_all_registers,
16565 has_nonlocal_goto, has_asm_statement, is_thunk,
16566 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16567 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16568 arg_pointer_save_area_init from struct function; turn into bool.
16569 (struct function): Move
16570 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16571 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16572 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16573 tail_call_emit, arg_pointer_save_area_init
16574 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16575 (current_function_returns_struct, current_function_returns_pcc_struct,
16576 current_function_calls_setjmp, current_function_calls_alloca,
16577 current_function_accesses_prior_frames,
16578 current_function_calls_eh_return, current_function_is_thunk,
16579 current_function_stdarg, current_function_profile,
16580 current_function_limit_stack, current_function_uses_pic_offset_table,
16581 current_function_uses_const_pool, current_function_has_nonlocal_label,
16582 current_function_saves_all_registers,
16583 current_function_has_nonlocal_goto,
16584 current_function_has_asm_statement): Remove accesor macros.
16585 * ra-conflict.c (global_conflicts): Update.
16586 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16587 (suitable_for_tail_call_opt_p): Update.
16588 * builtins.c (expand_builtin_return_addr): Update.
16589 (expand_builtin_setjmp_setup): Update.
16590 (expand_builtin_nonlocal_goto): Update.
16591 * final.c (final_start_function): Update.
16592 (profile_function): Update.
16593 (leaf_function_p): Update.
16594 (only_leaf_regs_used): Update.
16595 * df-scan.c (df_get_exit_block_use_set): Update.
16596 * dojump.c (clear_pending_stack_adjust): Update.
16597 * tree-stdarg.c (gate_optimize_stdarg): Update.
16598 * gimple-low.c (lower_function_body): Update.
16599 * global.c (compute_regsets): Update.
16600 (global_alloc): Update.
16601 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16602 * expr.c (expand_assignment): Update.
16603 * dse.c (dse_step0): Update.
16604 (dse_step1): Update.
16605 * c-decl.c (store_parm_decls): Update.
16606 * local-alloc.c (combine_regs): Update.
16607 (find_free_reg): Update.
16608 * function.c (assign_parms_augmented_arg_list): Update.
16609 (assign_parm_find_data_types): Update.
16610 (assign_parms): Update.
16611 (allocate_struct_function): Update.
16612 (expand_function_start): Update.
16613 (expand_function_end): Update.
16614 (get_arg_pointer_save_area): Update.
16615 (thread_prologue_and_epilogue_insns): Update.
16616 (rest_of_match_asm_constraints): Update.
16617 * stor-layout.c (variable_size): Update.
16618 * gcse.c (gcse_main): Update.
16619 (bypass_jumps): Update.
16620 * gimplify.c (gimplify_function_tree): Update.
16621 * calls.c (emit_call_1): Update.
16622 (expand_call): Update.
16623 * bt-load.c (compute_defs_uses_and_gen): Update.
16624 * except.c (sjlj_assign_call_site_values): Update.
16625 (sjlj_emit_function_enter): Update.
16626 (can_throw_external): Update.
16627 (set_nothrow_function_flags): Update.
16628 (expand_builtin_unwind_init): Update.
16629 (expand_eh_return): Update.
16630 (convert_to_eh_region_ranges): Update.
16631 (output_function_exception_table): Update.
16632 * emit-rtl.c (gen_tmp_stack_mem): Update.
16633 * cfgexpand.c (expand_used_vars): Update.
16634 (tree_expand_cfg): Update.
16635 * cfgcleanup.c (rest_of_handle_jump): Update.
16636 * explow.c (allocate_dynamic_stack_space): Update.
16637 * varasm.c (assemble_start_function): Update.
16638 (force_const_mem): Update.
16639 (mark_constant_pool): Update.
16640 * tree-optimize.c (tree_rest_of_compilation): Update.
16641 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16642 * tree-cfg.c (notice_special_calls): Update.
16643 (is_ctrl_altering_stmt): Update.
16644 (tree_can_make_abnormal_goto): Update.
16645 (tree_purge_dead_abnormal_call_edges): Update.
16646 * config/alpha/predicates.md: Update.
16647 * config/alpha/alpha.c (alpha_sa_mask): Update.
16648 (alpha_sa_size): Update.
16649 (alpha_does_function_need_gp): Update.
16650 (alpha_expand_prologue): Update.
16651 (alpha_start_function): Update.
16652 (alpha_output_function_end_prologue): Update.
16653 (alpha_expand_epilogue): Update.
16654 * config/frv/frv.c (frv_stack_info): Update.
16655 (frv_expand_epilogue): Update.
16656 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16657 (s390_register_info): Update.
16658 (s390_frame_info): Update.
16659 (s390_init_frame_layout): Update.
16660 (s390_can_eliminate): Update.
16661 (save_gprs): Update.
16662 * config/spu/spu.c (spu_split_immediate): Update.
16663 (need_to_save_reg): Update.
16664 (spu_expand_prologue): Update.
16665 (spu_expand_epilogue): Update.
16666 * config/sparc/sparc.md: Update.
16667 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16668 (sparc_tls_got): Update.
16669 (legitimize_pic_address): Update.
16670 (sparc_emit_call_insn): Update.
16671 (sparc_expand_prologue): Update.
16672 (output_return): Update.
16673 (print_operand): Update.
16674 (sparc_function_ok_for_sibcall): Update.
16675 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16676 * config/m32r/m32r.md: Update.
16677 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16678 (m32r_compute_frame_size): Update.
16679 (m32r_expand_prologue): Update.
16680 (m32r_expand_epilogue): Update.
16681 (m32r_legitimize_pic_address): Update.
16682 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16683 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16684 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16685 (gen_push): Update.
16686 (ix86_save_reg): Update.
16687 (ix86_compute_frame_layout): Update.
16688 (ix86_expand_prologue): Update.
16689 (ix86_expand_epilogue): Update.
16690 * config/sh/sh.c (output_stack_adjust): Update.
16691 (calc_live_regs): Update.
16692 (sh5_schedule_saves): Update.
16693 (sh_expand_prologue): Update.
16694 (sh_expand_epilogue): Update.
16695 (sh_setup_incoming_varargs): Update.
16696 (sh_allocate_initial_value): Update.
16697 (sh_get_pr_initial_val): Update.
16698 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16699 * config/sh/sh.md (label:): Update.
16700 * config/avr/avr.c (out_movhi_mr_r): Update.
16701 * config/crx/crx.h (enum): Update.
16702 * config/xtensa/xtensa.h (along): Update.
16703 * config/stormy16/stormy16.c Update.
16704 (xstormy16_compute_stack_layout): Update.
16705 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16706 (fr30_expand_prologue): Update.
16707 * config/cris/cris.c (cris_conditional_register_usage): Update.
16708 (cris_reg_saved_in_regsave_area): Update.
16709 (cris_initial_frame_pointer_offset): Update.
16710 (cris_simple_epilogue): Update.
16711 (cris_expand_prologue): Update.
16712 (cris_expand_epilogue): Update.
16713 (cris_expand_pic_call_address): Update.
16714 (cris_asm_output_symbol_ref): Update.
16715 (cris_asm_output_label_ref): Update.
16716 * config/cris/cris.md Update.
16717 * config/iq2000/iq2000.c (compute_frame_size): Update.
16718 (iq2000_expand_epilogue): Update.
16719 * config/mt/mt.h (save_direction): Update.
16720 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16721 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16722 (ia64_secondary_reload_class): Update.
16723 * config/m68k/m68k.c (m68k_save_reg): Update.
16724 (m68k_expand_prologue): Update.
16725 (m68k_expand_epilogue): Update.
16726 (legitimize_pic_address): Update.
16727 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16728 (first_reg_to_save): Update.
16729 (first_altivec_reg_to_save): Update.
16730 (compute_vrsave_mask): Update.
16731 (compute_save_world_info): Update.
16732 (rs6000_stack_info): Update.
16733 (spe_func_has_64bit_regs_p): Update.
16734 (rs6000_ra_ever_killed): Update.
16735 (rs6000_emit_eh_reg_restore): Update.
16736 (rs6000_emit_allocate_stack): Update.
16737 (rs6000_emit_prologue): Update.
16738 (rs6000_emit_epilogue): Update.
16739 (rs6000_output_function_epilogue): Update.
16740 (output_profile_hook): Update.
16741 (rs6000_elf_declare_function_name): Update.
16742 * config/rs6000/rs6000.h (rs6000_args): Update.
16743 * config/rs6000/rs6000.md: Update.
16744 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16745 * config/arc/arc.c (arc_output_function_epilogue): Update.
16746 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16747 * config/darwin.c (machopic_function_base_name): Update.
16748 * config/score/score3.c (score3_compute_frame_size): Update.
16751 (score3_epilogue): Update.
16752 * config/score/score7.c (score7_compute_frame_size): Update.
16753 (score7_prologue): Update.
16754 (score7_epilogue): Update.
16755 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16756 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16757 * config/arm/arm.c (use_return_insn): Update.
16758 (require_pic_register): Update.
16759 (arm_load_pic_register): Update.
16760 (arm_compute_save_reg0_reg12_mask): Update.
16761 (arm_compute_save_reg_mask): Update.
16762 (thumb1_compute_save_reg_mask): Update.
16763 (output_return_instruction): Update.
16764 (arm_output_function_prologue): Update.
16765 (arm_output_epilogue): Update.
16766 (arm_get_frame_offsets): Update.
16767 (arm_expand_prologue): Update.
16768 (thumb_pushpop): Update.
16769 (thumb_exit): Update.
16770 (thumb1_expand_prologue): Update.
16771 (thumb1_expand_epilogue): Update.
16772 (arm_unwind_emit): Update.
16773 (arm_output_fn_unwind): Update.
16774 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16775 * config/arm/arm.md: Update.
16776 * config/pa/pa.md: Update.
16777 * config/pa/pa.c (legitimize_pic_address): Update.
16778 (compute_frame_size): Update.
16779 (hppa_expand_prologue): Update.
16780 (hppa_expand_epilogue): Update.
16781 (borx_reg_operand): Update.
16782 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16783 (HARD_REGNO_RENAME_OK): Update.
16784 * config/mips/mips.c (mips_global_pointer): Update.
16785 (mips_save_reg_p): Update.
16786 (mips_compute_frame_info): Update.
16787 (mips_frame_pointer_required): Update.
16788 (mips_expand_prologue): Update.
16789 (mips_expand_epilogue): Update.
16790 (mips_can_use_return_insn): Update.
16791 (mips_reorg_process_insns): Update.
16792 * config/v850/v850.c (compute_register_save_size): Update.
16793 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16794 * config/mmix/mmix.c (along): Update.
16795 (mmix_expand_epilogue): Update.
16796 * config/bfin/bfin.c (legitimize_pic_address): Update.
16797 (must_save_p): Update.
16798 (stack_frame_needed_p): Update.
16799 (add_to_reg): Update.
16800 (bfin_expand_prologue): Update.
16801 * stmt.c (expand_asm_operands): Update.
16802 * reload1.c (reload): Update.
16803 (init_elim_table): Update.
16805 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16807 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16809 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16811 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16812 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16813 (mov<mode>): Removed.
16814 (*movv4sf_internal): Likewise.
16815 (*movv2df_internal): Likewise.
16817 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16819 * config.gcc (crx-*-elf): Remove deprecation.
16821 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16823 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16824 __gcc_deregister_frame with atexit.
16825 (deregister_frame_dtor): Remove.
16827 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16828 Nathan Sidwell <nathan@codesourcery.com>
16830 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16832 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16833 (rs6000_isel): Likewise.
16834 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16835 (rs6000_isel): New variable.
16836 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16838 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16841 * c-common.c (handle_vector_size_attribute): Call
16842 lang_hooks.types.reconstruct_complex_type instead of
16843 reconstruct_complex_type.
16844 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16845 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16846 * langhooks.h (struct lang_hooks_for_types): Add
16847 reconstruct_complex_type hook.
16848 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16849 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16851 2008-04-24 Richard Guenther <rguenther@suse.de>
16853 * c-common.h (check_builtin_function_arguments): Declare.
16854 * c-common.c (validate_nargs): New function.
16855 (check_builtin_function_arguments): Likewise.
16856 * c-typeck.c (build_function_call): Call
16857 check_builtin_function_arguments.
16858 * builtins.c (fold_builtin_classify): Remove error reporting code.
16859 (fold_builtin_unordered_cmp): Likewise.
16860 (fold_builtin_1): Likewise.
16861 (fold_builtin_n): Likewise.
16863 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16865 PR tree-optimization/36008
16866 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16867 the original op1, rather than delta by step.
16869 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16870 Sebastian Pop <sebastian.pop@amd.com>
16872 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16873 eliminate_local_variables_stmt, eliminate_local_variables,
16874 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16875 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16876 of code delimited by two edges in the CFG.
16877 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16878 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16879 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16880 the case of parallelisation of reductions.
16881 (expr_invariant_in_region_p): New.
16883 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16884 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16886 2008-04-24 Ira Rosen <irar@il.ibm.com>
16887 Richard Guenther <rguenther@suse.de>
16889 PR tree-optimization/36034
16890 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16891 incapable of dealing with loads with gaps.
16893 2008-04-24 Rafael EspÃndola <espindola@google.com>
16895 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16896 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16897 vrp_evaluate_conditional.
16898 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16899 (vrp_evaluate_conditional): Split the cond argument.
16900 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16901 (simplify_stmt_for_jump_threading): Update call to
16902 vrp_evaluate_conditional.
16904 2008-04-24 Ira Rosen <irar@il.ibm.com>
16906 PR tree-optimization/35982
16907 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16908 interleaved data-refs are of the same type.
16910 2008-04-24 Danny Smith <dannysmith@users.net>
16912 * c-format.c (check_format_info_main): Use strncmp rather than a
16913 magic prefix to handle multichar length specs.
16914 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16915 Don't prefix "I64" and "I32" with '\0'.
16917 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16920 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16921 in registers for -m32 only if stdarg_p (fntype).
16923 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16925 PR rtl-optimization/36006
16926 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16927 temp to op0 in order to avoid invalid rtx sharing.
16929 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16931 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16932 check TREE_INVARIANT.
16933 * tree-gimple.c (is_gimple_address): New.
16934 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16935 * tree-gimple.h (is_gimple_address): New.
16936 * tree.h (decl_address_invariant_p): New.
16937 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16938 (build_string): Likewise.
16939 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16940 (tree_invariant_p_1): Likewise.
16941 (save_expr): Use it.
16942 (tree_invariant_p): New.
16943 (skip_simple_arithmetic): Use it.
16944 (stabilize_reference_1): Use it.
16945 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16947 (build1_stat): Drop code to compute TREE_INVARIANT.
16948 (build2_stat): Drop code to compute TREE_INVARIANT.
16949 (build3_stat): Drop code to compute TREE_INVARIANT.
16950 (build4_stat): Drop code to compute TREE_INVARIANT.
16951 (build5_stat): Drop code to compute TREE_INVARIANT.
16952 (build7_stat): Drop code to compute TREE_INVARIANT.
16953 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16954 * tree.h (struct tree_base): Remove invariant_flag.
16955 (TREE_INVARIANT): Remove.
16956 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16957 (fold_builtin_expect): Check TREE_CONSTANT.
16958 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16959 * c-tree.h (c_expr_to_decl): Drop third parameter.
16960 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16961 (build_c_cast): Don't set TREE_INVARIANT.
16962 (pop_init_level): Don't set TREE_INVARIANT.
16963 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16964 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16966 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16967 (gimplify_addr_expr): Adjust comment.
16968 * tree-mudflap.c (mf_build_string):
16969 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16970 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16971 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16972 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16973 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16974 * langhooks.h (struct lang_hooks): Drop third parameter from
16977 2008-04-23 Richard Guenther <rguenther@suse.de>
16979 PR tree-optimization/27799
16980 PR tree-optimization/32921
16981 PR tree-optimization/32624
16982 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16983 SMTs aliases and the tag itself into the solution.
16984 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16985 merge the points-to solution back into the SMT aliases.
16986 (may_alias_p): Use alias_set_subset_of instead of
16987 aliases_conflict_p. A pointer which points to
16988 memory with alias set zero may access any variable.
16990 2008-04-23 Richard Guenther <rguenther@suse.de>
16992 * alias.c (alias_set_subset_of): Correctly handle asking
16993 if zero is a subset of an alias set with zero child.
16994 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16995 (compute_flow_insensitive_aliasing): Correctly walk all
16996 pointers. Do not unnecessarily union sets.
16998 2008-04-23 Richard Guenther <rguenther@suse.de>
17000 PR middle-end/36021
17001 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17003 2008-04-22 Tomas Bily <tbily@suse.cz>
17005 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17007 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17009 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17010 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17011 * tree-inline.c (estimate_num_insns_1): Likewise.
17012 * varasm.c (const_hash_1, compare_constant, copy_constant)
17013 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17014 * emit-rtl.c (component_ref_for_mem_expr)
17015 (set_mem_attributes_minus_bitpos): Likewise.
17016 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17017 (is_aligning_offset): Likewise.
17018 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17019 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17020 * dojump.c (do_jump): Likewise.
17021 * builtins.c (get_pointer_alignment, get_memory_rtx)
17022 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17023 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17025 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17027 PR rtl-optimization/36017
17028 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17029 expanding the library call.
17031 2008-04-22 Ian Lance Taylor <iant@google.com>
17033 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17034 than size_in_bytes.
17036 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17038 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17039 of LR/CTR moves for Power6.
17041 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17043 PR middle-end/36003
17044 * passes.c (init_optimization_passes): Remove
17045 pass_fast_rtl_byte_dce.
17047 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17050 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17051 builtin functions to generate faster code.
17052 (_mm_cvtpu16_ps): Ditto.
17053 (_mm_cvtpi32x2_ps): Ditto.
17055 2008-04-22 Nick Clifton <nickc@redhat.com>
17057 * common.opt (ftree-loop-distribution): Add Optimization
17060 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17061 (frv_expand_builtin_va_start): Likewise.
17063 * config/arm/arm.c (thumb_find_work_register): Fix location of
17064 argument register count.
17066 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17068 Support scheduling for ColdFire V1 and V3 microarchitecture.
17069 Improve scheduling of multiplication instructions.
17071 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17072 (mac): New instruction attribute.
17073 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17074 (m68k_sched_mac): New variable.
17075 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17076 Handle cfv1 and cfv3.
17077 (max_insn_size): New static variable.
17078 (struct _sched_ib): New type.
17079 (sched_ib): New static variable.
17080 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17081 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17082 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17084 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17085 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17086 new variables. Update.
17087 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17088 Add modeling of cfv3 instruction buffer. Update.
17089 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17090 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17091 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17092 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17093 a particular reservation applies to.
17094 (type2): Reorganize attribute values. Rename alu to alu_reg,
17095 alu_l to alu, move_l to omove. Join move to alu. Split mul
17096 to mul_l and mul_w.
17097 (cf_ib_*): Simplify description of instruction buffer.
17098 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17099 (cf_mem): Split into cf_mem1 and cf_mem2.
17100 (cf_v2_move_??): Rename to cfv12_alu_??.
17101 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17102 (cf_v2_mul_??): Remove reservations.
17103 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17104 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17105 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17107 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17108 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17109 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17110 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17111 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17112 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17113 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17114 expansions of the above reservations for instructions of sizes
17117 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17119 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17121 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17123 * coverage.c: Include tree-pass.h.
17124 (coverage_counter_alloc): Print da_file_name to the dump file.
17126 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17128 * sbitmap.c (sbitmap_range_empty_p): New function.
17129 * sbitmap.h (sbitmap_range_empty_p): New function.
17130 * bitmap.h: Now includes obstack.h.
17132 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17133 Kenneth Zadeck <zadeck@naturalbridge.com>
17135 * dbgcnt.def (ra_byte_scan): Added.
17136 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17137 when the last hit happens for a counter.
17138 * timevar.def (TV_DF_BYTE_LR): New variable.
17139 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17140 * passes.c (pass_fast_rtl_byte_dce): New pass.
17141 * fwprop.c (update_df): Added mode to call df_ref_create.
17142 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17143 DF_REF_EXTRACT_OFFSET.
17144 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17145 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17147 (df_ref_extract): Added mode field.
17148 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17149 DF_REF_EXTRACT_OFFSET.
17150 (DF_REF_EXTRACT_MODE): New macro.
17151 (df_byte_lr_bb_info): New structure.
17152 (df_print_byte_regset, df_compute_accessed_bytes,
17153 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17154 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17155 df_byte_lr_simulate_uses,
17156 df_byte_lr_simulate_artificial_refs_at_top,
17157 df_byte_lr_simulate_artificial_refs_at_end,
17158 df_compute_accessed_bytes): New function.
17159 (df_ref_create): Add parameter.
17160 (df_byte_lr_get_bb_info): New inline function.
17161 * df-scan.c (df_ref_record, df_uses_record,
17162 df_ref_create_structure): Added mode parameter.
17163 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17164 df_defs_record, df_uses_record, df_get_conditional_uses,
17165 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17166 df_entry_block_defs_collect, df_exit_block_uses_collect):
17167 Added mode parameter to calls to df_ref_record, df_uses_record,
17168 df_ref_create_structure.
17169 (df_ref_equal_p, df_ref_compare): Added test for modes.
17170 (df_ref_create_structure): Added code to set mode. Renamed
17171 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17172 DF_REF_EXTRACT_OFFSET.
17173 * df-core.c (df_print_byte_regset): New function.
17174 * df-byte-scan.c: New file.
17175 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17176 calls to BITMAP_FREE.
17177 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17178 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17179 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17180 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17181 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17182 df_byte_lr_local_compute, df_byte_lr_init,
17183 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17184 df_byte_lr_transfer_function, df_byte_lr_free,
17185 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17186 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17187 df_byte_lr_simulate_uses,
17188 df_byte_lr_simulate_artificial_refs_at_top,
17189 df_byte_lr_simulate_artificial_refs_at_end): New function.
17190 * dce.c (byte_dce_process_block): New function.
17191 (dce_process_block): au is now passed in rather than computed
17192 locally. Changed loops that look at artificial defs to not look
17193 for conditional or partial ones, because there never are any.
17194 (fast_dce): Now is able to drive byte_dce_process_block or
17195 dce_process_block depending on the kind of dce being done.
17196 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17197 (rest_of_handle_fast_byte_dce): New function.
17198 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17199 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17201 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17204 * gcc.h: Added fortran options that take arguments to
17205 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17208 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17210 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17211 scalarization if on the LHS and not a full access.
17213 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17215 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17217 2008-04-18 Rafael EspÃndola <espindola@google.com>
17219 * tree-vrp.c (find_case_label_index): Fix the binary search.
17220 (find_case_label_range): New.
17221 (vrp_visit_switch_stmt): Use find_case_label_range.
17222 (simplify_switch_using_ranges): Use find_case_label_range.
17224 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17226 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17227 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17229 2008-04-18 Tom Tromey <tromey@redhat.com>
17232 * doc/cpp.texi (Implementation-defined behavior): Mention
17235 2008-04-18 Ian Lance Taylor <iant@google.com>
17237 * fold-const.c (pointer_may_wrap_p): New static function.
17238 (fold_comparison): Add another test for pointer overflow. Use
17239 pointer_may_wrap_p to disable some false positives.
17241 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17243 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17244 (fname_as_string): Match updated cpp_interpret_string prototype.
17245 (fix_string_type): Support char16_t* and char32_t*.
17246 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17247 derivative) nodes. Register as builtin if C++0x.
17248 (c_parse_error): Support CPP_CHAR{16,32}.
17249 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17250 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17251 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17252 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17253 CTI_CHAR32_ARRAY_TYPE>: New elements.
17254 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17255 char32_type_node, signed_char32_type_node, char16_array_type_node,
17256 char32_array_type_node): New defines.
17257 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17258 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17259 (lex_string): Support CPP_STRING{16,32}, match updated
17260 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17261 (lex_charconst): Support CPP_CHAR{16,32}.
17262 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17263 and CPP_STRING{16,32}.
17265 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17268 * aclocal.m4: Regenerate.
17269 * configure: Regenerate.
17271 2008-04-18 Jan Hubicka <jh@suse.cz>
17273 * except.c (dw2_size_of_call_site_table,
17274 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17276 * cgraphbuild.c (build_cgraph_edges): Update.
17277 * tree-pass.h: Update comment.
17278 * final.c (leaf_function_p): Update.
17279 (leaf_renumber_regs): Update.
17280 (rest_of_clean_state): Update.
17281 * omp-low.c (expand_omp_parallel): Update.
17282 * ipa-reference.c (analyze_function): Update.
17283 * reorg.c (find_end_label): Update.
17284 (optimize_skip): Update.
17285 (fill_simple_delay_slots): Update.
17286 (fill_simple_delay_slots): Update.
17287 (make_return_insns): Update.
17288 (dbr_schedule): Update.
17289 * gimple-low.c (record_vars_into): Update.
17290 * cfgbuild.c (make_edges): Update.
17291 * function.c (assign_stack_local): Update.
17292 (assign_parm_adjust_stack_rtl): Update.
17293 (locate_and_pad_parm): Update.
17294 (allocate_struct_function): Do not initialize stack_alignment_needed
17295 and preferred_stack_boundary here.
17296 (stack_protect_prologue): Update.
17297 (stack_protect_epilogue): Update.
17298 (expand_function_start): Initialize stack_alignment_needed,
17299 preferred_stack_boundary and max_jumptable_ents.
17300 (expand_function_end): Update.
17301 (free_after_compilation): Do not NULLify epilogue_delay_list.
17302 * function.h (struct rtl_data): Add stack_protect_guard,
17303 stack_alignment_needed,
17304 preferred_stack_boundary, epilogue_delay_list.
17305 (struct function): Remove value_histograms, stack_alignment_needed,
17306 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17308 unexpanded_var_list, stack_protect_guard.
17309 (current_function_epilogue_delay_list): Remove.
17310 * ipa-type-escape.c (analyze_function): Update.
17311 * gimplify.c (pop_gimplify_context): Update comment.
17312 * calls.c (expand_call): Update.
17313 (emit_library_call_value_1): Update.
17314 * except.c (set_nothrow_function_flags): Update.
17315 * cfgexpand.c (get_decl_align_unit): Update.
17316 (create_stack_guard): Update.
17317 (estimated_stack_frame_size): Update.
17318 (expand_used_vars): Update.
17319 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17320 * explow.c (allocate_dynamic_stack_space): Update.
17321 * tree-ssa-live.c (remove_unused_locals): Update.
17322 * varasm.c (mark_constant_pool): Update.
17323 * tree-inline.c (remap_decls): Update.
17324 (initialize_cfun): Update.
17325 (declare_return_variable): Update.
17326 (inline_forbidden_p): Update.
17327 (expand_call_inline): Update.
17328 (declare_inline_vars): Update.
17329 (tree_function_versioning): Update.
17330 * tree-flow.h (value_histograms): New.
17331 (VALUE_HISTOGRAMS): New macro.
17332 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17334 * tree-cfg.c (set_bb_for_stmt): Update.
17335 (replace_by_duplicate_decl): Update.
17336 (move_block_to_fn): Update.
17337 (new_label_mapper): Update.
17338 (dump_function_to_file): Update.
17339 * ipa-struct-reorg.c (build_data_structure): Update.
17340 * cfgrtl.c (print_rtl_with_bb): Update.
17341 * reload1.c (reload): Update.
17343 * config/i386/i386.c (setup_incoming_varargs_64,
17344 ix86_compute_frame_layout): Update.
17345 * config/arc/arc.c (arc_output_function_epilogue): Update.
17347 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17349 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17350 for FreeBSD as well.
17351 * gthr-posix95.h: Likewise.
17353 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17355 PR rtl-optimization/35838
17356 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17357 out the byte offset of the first subreg.
17359 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17361 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17362 to split_ti instead of three separate calls with single member arrays.
17363 (subti3 splitter): Ditto.
17364 (adddi3 splitter): Ditto with split_di.
17365 (subdi3 splitter): Ditto.
17366 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17367 two separate calls with single member arrays. Swap match_dup
17368 operands 1 and 2 to better fit into the array.
17369 (negdi2 splitter): Ditto with split_di.
17370 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17371 two separate calls with single member arrays. Swap match_dup operands
17372 6 and 7 to better fit into the array.
17374 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17376 * config/i386/i386.c (sse_builtin_type): New.
17377 (bdesc_sse_args): Likewise.
17378 (bdesc_sse_3arg): Removed.
17379 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17380 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17381 IX86_BUILTIN_ROUNDPS.
17382 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17383 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17384 IX86_BUILTIN_ROUNDPS.
17385 (ix86_expand_sse_4_operands_builtin): Removed.
17386 (ix86_expand_sse_operands_builtin): New.
17387 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17388 and CODE_FOR_sse4_1_roundps.
17389 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17390 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17392 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17395 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17396 regs before frame pop when needed. If use_backchain_to_restore_sp
17397 then load backchain into a temp reg to restore vr and vrsave. Add
17398 code to restore vr after frame pop if possible.
17400 2008-04-17 Richard Guenther <rguenther@suse.de>
17402 * tree-vn.c (expressions_equal_p): Do not check type
17403 equality or compatibility before calling operand_equal_p.
17404 * fold-const.c (operand_equal_p): Check equivalence of
17405 integer constants before bailing out due to signedness or
17406 precision differences.
17407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17408 spurious differences in type qualification. Ignore types
17409 for COMPONENT_REFs at all.
17411 2008-04-17 Christian Bruel <christian.bruel@st.com>
17413 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17414 msw_skip comparison.
17416 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17419 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17422 PR tree-optimization/35899
17423 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17424 rather than TREE_OPERAND.
17426 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17429 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17430 temporary registers. Change operand predicate to general_operand.
17431 (remainderxf3): Ditto.
17433 2008-04-16 Richard Guenther <rguenther@suse.de>
17435 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17436 * tree-affine.c (aff_combination_expand): Look through some
17439 2008-04-15 Doug Kwan <dougkwan@google.com>
17441 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17443 * tree-pretty-print.c (dump_generic_node): Ditto.
17444 * final.c (output_addr_const): Ditto.
17445 * dwarf2out.c (output_cfi): Ditto.
17446 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17447 * print-rtl.c (print_rtx): Ditto.
17448 * print-tree.c (print_node_brief, print_node): Ditto.
17449 * c-common.c (match_case_to_enum_1): Ditto.
17450 * sched-vis.c (print_value): Ditto.
17451 * config/i386/i386.c (print_operand): Cast to long unsigned int
17454 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17455 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17456 MS Windows VirtualProtect function.
17458 2008-04-15 Jan Hubicka <jh@suse.cz>
17460 * gengtype.c (write_root): Param_is argument is OK.
17461 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17462 * function.h: Include varray.h
17463 (rtl_eh): New stucture based on except.c one.
17464 (call_site_record): New forward declaration and vector type.
17465 * calls.c (emit_call_1): Do not call
17466 note_current_region_may_contain_throw.
17467 * except.c (eh_status): Remove cur_region, try_region since they are
17469 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17470 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17471 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17472 Remove call_site_data_used, call_site_data_size.
17473 Turn call_site_record into vector in function.h.
17474 (note_current_region_may_contain_throw): Remove.
17475 (get_exception_pointer, get_exception_filter): Do not take struct
17476 function argument; update.
17477 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17478 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17479 build_post_landing_pads, dw2_build_landing_pads,
17480 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17481 sjlj_emit_function_enter, sjlj_emit_function_enter,
17482 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17483 sjlj_build_landing_pads, finish_eh_generation,
17484 remove_exception_handler_label, remove_eh_handler,
17485 maybe_remove_eh_handler, add_reachable_handler,
17486 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17487 add_action_record, collect_one_action_chain, add_call_site,
17488 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17489 sjlj_output_call_site_table, output_function_exception_table,
17490 * except.h (note_current_region_may_contain_throw): Remove
17491 (get_exception_pointer, get_exception_filter): Do not take struct
17493 * Makefile.in (GTFILES): Put varargs before struct function.
17495 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17497 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17498 punt for STRING_CST.
17499 (get_constraint_for): Deal with STRING_CST here instead.
17501 2008-04-15 Richard Guenther <rguenther@suse.de>
17503 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17504 statements in a basic-block with a backward walk. Do not
17505 substitute into dead statements but instead remove those.
17507 2008-04-15 Richard Guenther <rguenther@suse.de>
17509 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17510 to zero, thus disable creation of SFTs.
17512 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17514 * tree-predcom.c (suitable_reference_p): Return false if the
17515 reference can throw.
17517 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17520 * c-decl.c (finish_decl): If extern or static var has variable
17521 size, set TREE_TYPE (decl) to error_mark_node.
17523 2008-04-15 Rafael EspÃndola <espindola@google.com>
17525 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17528 2008-04-15 Richard Guenther <rguenther@suse.de>
17530 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17531 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17532 (visit_reference_op_load): Do walk vuse-vdef chains on
17533 vn_reference_lookup.
17534 (visit_reference_op_store): But do not here.
17535 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17536 vn_reference_lookup.
17537 (vn_lookup_with_vuses): But do so here.
17539 2008-04-14 Ian Lance Taylor <iant@google.com>
17541 * fold-const.c (fold_overflow_warning): Remove assertion.
17543 2008-04-15 Ben Elliston <bje@au.ibm.com>
17545 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17546 temp1 local variables.
17548 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17551 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17552 ".text.unlikely" section as executable.
17554 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17556 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17557 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17558 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17559 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17560 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17561 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17562 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17564 2008-04-14 Ian Lance Taylor <iant@google.com>
17566 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17567 * fold-const.c (fold_comparison): If appropriate, test
17568 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17569 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17570 reassociating a pointer type.
17571 * doc/invoke.texi (Optimize Options): Document that
17572 -fstrict-overflow applies to pointer wraparound.
17574 2008-04-13 Jan Hubicka <jh@suse.cz>
17576 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17578 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17580 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17581 we are going to "save the world".
17583 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17585 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17586 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17587 operand 0 constraint, not "=".
17589 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17591 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17593 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17595 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17596 of size of positions_needed * CHAR_BIT.
17598 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17600 PR middle-end/35897
17601 * dse.c (store_info): Change positions_needed to unsigned
17603 (lowpart_bitmask): New.
17604 (record_store): Cast to unsigned HOST_WIDE_INT for
17605 positions_needed. Assert width <= size of positions_needed *
17606 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17607 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17608 lowpart_bitmask to set mask.
17610 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17612 * config/bfin/constraints.md: New file.
17613 * config/bfin/bfin.md: Include it.
17614 (adddi3): Use satisfies_constraint functions instead of the old macros.
17615 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17616 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17617 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17618 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17619 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17620 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17621 EXTRA_CONSTRAINT): Delete.
17622 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17623 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17625 * config/bfin/bfin.c: Include "tm-constrs.h".
17626 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17627 Use satisfies_constraint functions instead of the old macros.
17628 * doc/md.texi (Blackfin Constraints): Update file name reference.
17630 2008-04-11 Richard Guenther <rguenther@suse.de>
17632 PR tree-optimization/35869
17633 * tree-vrp.c (execute_vrp): Move switch statement update after
17634 jump threading. Schedule another cfg cleanup run.
17636 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17639 * attribs.c (decl_attributes): Return early on errorneous node.
17641 2008-04-10 Oleg Ryjkov <olegr@google.com>
17643 * tree.h (struct tree_base): Added a new flag default_def_flag.
17644 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17646 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17648 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17650 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17653 * pa.md: Define mode iterator P. Define mode attribute dwc.
17654 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17655 (icacheflush): Likewise.
17656 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17657 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17659 2008-04-11 Ben Elliston <bje@au.ibm.com>
17661 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17663 2008-04-10 Rafael EspÃndola <espindola@google.com>
17665 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17666 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17667 (extract_range_from_expr): The same.
17669 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17671 * config/mips/mips.md (GPR2): New mode iterator.
17672 (seq): Add comment.
17673 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17674 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17675 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17676 Rewrite these to take two modes, the mode of comparison and the
17677 mode of the destination.
17678 * config/mips/mips.c (mips_expand_scc): Instead of having
17679 paradoxical subreg as destination, expand "narrowing" scc if mode
17680 of comparison is SI and target is requested in DI mode.
17681 (mips_emit_int_order_test): Update comment. Make mode of
17682 comparison match CMP0 rather than TARGET. When creating inverse
17683 target use mode of TARGET.
17685 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17687 * gcov-dump.c (tag_summary): Only print summaries for the first
17688 GCOV_COUNTERS_SUMMABLE counters.
17690 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17692 * config/i386/i386.md (absneg): New code iterator.
17693 (absnegprefix): New code attribute.
17694 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17695 patterns using absneg code iterator.
17696 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17697 using absneg code iterator.
17698 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17699 *neg<mode>2 patterns using absneg code iterator.
17700 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17701 *negextendsfdf2 patterns using absneg code iterator.
17702 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17703 *negextendsfxf2 patterns using absneg code iterator.
17704 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17705 *negextendsfdf2 patterns using absneg code iterator.
17706 * config/i386/sse.md (<code><mode>2): Macroize expander from
17707 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17709 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17711 * config/s390/s390.h: Remove the remains of the recent search
17712 & replace action of current_function_outgoing_args_size.
17714 2008-04-10 Ira Rosen <irar@il.ibm.com>
17716 PR tree-optimization/35821
17717 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17718 NEW_STMT_LIST is not NULL.
17720 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17723 * toplev.c (process_options): Remove -ffunction-sections debugging
17726 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17728 PR middle-end/PR28690
17729 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17730 than gen_rtx_fmt_ee to perform more canonicalizations.
17732 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17735 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17737 2008-04-09 Richard Guenther <rguenther@suse.de>
17739 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17740 (dump_function_to_file): Dump function arguments with types.
17742 2008-04-08 Richard Guenther <rguenther@suse.de>
17744 * fold-const.c (fold_widened_comparison): Do not allow
17745 sign-changes that change the result.
17747 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17750 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17751 kinds of indirect references.
17753 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17755 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17756 GNU Fortran language string.
17758 2008-04-08 Rafael EspÃndola <espindola@google.com>
17760 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17761 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17762 * tree.h (tree_call_nonnegative_warnv_p): New.
17764 2008-04-08 Jan Hubicka <jh@suse.cz>
17766 * function.c (free_after_compilation): Clear out regno_reg_rtx
17769 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17772 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17774 PR middle-end/PR28690
17775 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17776 same precedence as REG_POINTER and MEM_POINTER operands.
17778 2008-04-08 Richard Guenther <rguenther@suse.de>
17780 PR middle-end/35834
17781 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17782 for adding index to base.
17784 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17786 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17787 (MINGW_ENABLE_EXECUTE_STACK): New.
17788 (IN_LIBGCC2): For libgcc include windows.h file for
17789 function declarations.
17791 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17793 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17794 and tem2 if tem1 is not a REG or MULT.
17796 2008-04-08 Jan Hubicka <jh@suse.cz>
17798 * function.h (incomming_args): Break out of struct function.
17799 (function_subsections): Break out of struct function.
17800 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17801 return_rtx and hard_reg_initial_vals from struct function.
17802 Kill inl_max_label_num.
17803 (current_function_pops_args, current_function_args_info,
17804 current_function_args_size, current_function_args_size,
17805 current_function_pretend_args_size,
17806 current_function_outgoing_args_size,
17807 current_function_internal_arg_pointer, current_function_return_rtx):
17808 Kill compatibility accestor macros.
17809 * builtins.c (expand_builtin_apply_args_1): Update.
17810 (expand_builtin_next_arg): Update.
17811 * df-scan.c (df_get_call_refs): Update.
17812 * dbxout.c (dbxout_function_end): Update.
17813 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17814 (output_line_info): Update.
17815 (secname_for_decl): Update.
17816 (dwarf2out_var_location): Update.
17817 * function.c (free_after_compilation): Update.
17818 (assign_parm_find_stack_rtl): Update.
17819 (assign_parms): Update.
17820 (expand_dummy_function_end): Update.
17821 (expand_function_end): Update.
17822 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17823 (expand_call): Update.
17824 (emit_library_call_value_1): Update.
17825 (store_one_arg): Update.
17826 * varasm.c (initialize_cold_section_name): Update.
17827 (unlikely_text_section): Update.
17828 (unlikely_text_section_p): Update.
17829 (assemble_start_function): Update.
17830 (assemble_end_function): Update.
17831 (default_section_type_flags): Update.
17832 (switch_to_section): Update.
17833 * integrate.c (set_decl_abstract_flags): Update.
17834 (get_hard_reg_initial_val): Update.
17835 (has_hard_reg_initial_val): Update.
17836 (allocate_initial_values): Update.
17837 * resource.c (init_resource_info): Update.
17838 * config/alpha/alpha.c (NUM_ARGS): Update.
17839 (direct_return): Update.
17840 (alpha_va_start): Update.
17841 (alpha_sa_size): Update.
17842 (alpha_initial_elimination_offset): Update.
17843 (alpha_expand_prologue): Update.
17844 (alpha_start_function): Update.
17845 (alpha_expand_epilogue): Update.
17846 (unicosmk_initial_elimination_offset):
17847 * config/alpha/alpha.md (call expander): Update.
17848 * config/s390/s390.c (s390_register_info): Update.
17849 (s390_register_info): Update.
17850 (s390_frame_info): Update.
17851 (s390_initial_elimination_offset): Update.
17852 (s390_build_builtin_va_list): Update.
17853 (s390_va_start): Update.
17854 * config/spu/spu.c (direct_return): Update.
17855 (spu_expand_prologue): Update.
17856 (spu_initial_elimination_offset): Update.
17857 (spu_build_builtin_va_list): Update.
17858 (spu_va_start): Update.
17859 * config/sparc/sparc.c (sparc_init_modes): Update.
17860 (sparc_compute_frame_size): Update.
17861 (function_value): Update.
17862 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17863 * config/i386/i386.md (return expander): Update.
17864 * config/i386/i386.c (ix86_va_start): Update.
17865 (ix86_can_use_return_insn_p): Update.
17866 (ix86_compute_frame_layout): Update.
17867 (ix86_expand_epilogue): Update.
17868 * config/sh/sh.c (output_stack_adjust): Update.
17869 (calc_live_regs): Update.
17870 (sh_expand_prologue): Update.
17871 (sh_builtin_saveregs): Update.
17872 (sh_va_start): Update.
17873 (initial_elimination_offset): Update.
17874 (sh_allocate_initial_value): Update.
17875 (sh_function_ok_for_sibcall): Update.
17876 (sh_get_pr_initial_val): Update.
17877 * config/sh/sh.md (return expander): Update.
17878 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17879 * config/crx/crx.c (crx_compute_frame): UPdate.
17880 (crx_initial_elimination_offset): UPdate.
17881 * config/xtensa/xtensa.c (compute_frame_size): Update
17882 (xtensa_builtin_saveregs): Update.
17883 (xtensa_va_start): Update.
17884 (order_regs_for_local_alloc): Update.
17885 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17886 (xstormy16_expand_builtin_va_start): Update.
17887 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17888 * config/m68hc11/m68hc11.md (return expanders): Update.
17889 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17890 (expand_epilogue): Update.
17891 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17892 (cris_simple_epilogue): Update.
17893 (cris_expand_prologue): Update.
17894 (cris_expand_epilogue): Update.
17895 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17896 (compute_frame_size): Update.
17897 * config/mt/mt.c (mt_compute_frame_size): Update.
17898 * config/mn10300/mn10300.c (expand_prologue): Update.
17899 (expand_epilogue): Update.
17900 (initial_offset): Update.
17901 (mn10300_builtin_saveregs):
17902 * config/mn10300/mn10300.md (return expander): Update.
17903 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17904 (ia64_initial_elimination_offset): Update.
17905 (ia64_initial_elimination_offset): Update.
17906 (ia64_expand_prologue): Update.
17907 * config/m68k/m68k.md (return expander): Update.
17908 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17909 (rs6000_stack_info): Update.
17910 * config/mcore/mcore.c (layout_mcore_frame): Update.
17911 (mcore_expand_prolog): Update.
17912 * config/arc/arc.c (arc_compute_frame_size): Update.
17913 * config/score/score3.c (score3_compute_frame_size): Update.
17914 * config/score/score7.c (score7_compute_frame_size): Update.
17915 * config/arm/arm.c (use_return_insn): Update.
17916 (thumb_find_work_register): Update.
17917 (arm_compute_save_reg_mask): Update.
17918 (arm_output_function_prologue): Update.
17919 (arm_output_epilogue): Update.
17920 (arm_size_return_regs): Update.
17921 (arm_get_frame_offsets): Update.
17922 (arm_expand_prologue): Update.
17923 (thumb_exit): Update.
17924 (thumb_unexpanded_epilogue): Update.
17925 (thumb1_output_function_prologue): Update.
17926 * config/pa/pa.md (return expander): Update.
17927 * config/pa/pa.c (compute_frame_size): Update.
17928 (hppa_builtin_saveregs): Update.
17929 * config/mips/mips.c (mips_va_start): Update.
17930 (mips16_build_function_stub): Update.
17931 (mips_compute_frame_info): Update.
17932 (mips_restore_gp): Update.
17933 (mips_output_function_prologue): Update.
17934 (mips_expand_prologue): Update.
17935 * config/v850/v850.c (compute_frame_size): Update.
17936 (expand_prologue): * config/mmix/mmix.c (along): update.
17937 (mmix_initial_elimination_offset): update.
17938 (mmix_reorg): update.
17939 (mmix_use_simple_return): update.
17940 (mmix_expand_prologue): update.
17941 (mmix_expand_epilogue): Update.
17942 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17943 (emit_link_insn): Update.
17945 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17947 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17948 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17950 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17953 2008-04-07 Jan Hubicka <jh@suse.cz>
17955 * function.h (rtl): Rename to x_rtl.
17956 (crtl): New define.
17957 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17958 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17959 used_temp_slots avail_temp_slots, temp_slot_level,
17960 nonlocal_goto_handler_labels): Update accesstors.
17961 (rtl): New global variable.
17962 (struct function): Move some fileds to rtl_data.
17963 (get_arg_pointer_save_area): Update prototype.
17964 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17965 get_arg_pointer_save_area.
17966 * expr.c (init_expr): Update
17967 * function.c (get_frame_size): Update
17968 (assign_stack_local): Update
17969 (expand_function_end): Update.
17970 (get_art_pointer_save_area): Update
17972 * emit-rtl.c (rtl): Declare.
17973 (regno_reg_rtx): Declare.
17974 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17976 (gen_reg_rtx): Update.
17977 * varasm.c (n_deferred_constatns): Update accestor.
17978 (init_varasm_status): Do not allocate varasm_status.
17979 (force_const_mem, get_pool_size, output_constant_pool): Update.
17980 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17981 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17982 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17983 * sparc/sparc.h (INIT_EXPANDERS): Update.
17984 * ia64/ia64.h (INIT_EXPANDERS): Update.
17986 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17988 * reload.c (push_secondary_reload): Add missing break to for loop.
17990 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17992 PR middle-end/PR28690
17993 * rtlanal.c: Update copyright years.
17994 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17995 as REG_POINTER and MEM_POINTER operands.
17996 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17997 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17998 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17999 * gcse.c: Update copyright years.
18000 (pre_delete): Call gen_reg_rtx_and_attrs.
18001 (hoist_code): Likewise.
18002 (build_store_vectors): Likewise.
18003 (delete_store): Likewise.
18004 * loop-invariant.c (move_invariant_reg): Likewise.
18005 Update copyright years.
18007 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18009 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18010 control string instead of quoted.
18012 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18014 * doc/rtl.texi: Rewrite of subreg section.
18016 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18019 * config/i386/i386.c (legitimize_pic_address): Add treating
18020 of dllimport SYM_REF's.
18021 (legitimize_dllimport_symbol): Add prototype.
18023 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18025 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18026 reference in constructor with non self-referential type.
18028 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18030 Removal of Return with Depressed Stack Pointer support
18031 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18032 (ECF_SP_DEPRESSED): Likewise.
18033 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18034 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18035 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18036 (expand_call): Do not test ECF_SP_DEPRESSED.
18037 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18038 * function.c (keep_stack_depressed): Delete.
18039 (handle_epilogue_set): Likewise.
18040 (update_epilogue_consts): Likewise.
18041 (emit_equiv_load): Likewise.
18042 (thread_prologue_and_epilogue_insns): Remove support for Return with
18043 Depressed Stack Pointer.
18044 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18046 2008-04-06 Richard Guenther <rguenther@suse.de>
18048 PR tree-optimization/35400
18049 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18050 information from SSA_NAMEs.
18052 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18054 * config/avr/avr.h (avr_mega_p): Remove declaration.
18055 (AVR_MEGA): Remove macro.
18056 * config/avr/avr.c (avr_mega_p): Remove variable.
18057 (avr_override_options): Remove inicializion of avr_mega_p.
18058 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18059 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18060 (avr_jump_mode): (Ditto.).
18061 (avr_output_progmem_section_asm_op): (Ditto.).
18062 (avr_asm_init_sections): (Ditto.).
18063 (avr_asm_init_sections): (Ditto.).
18064 (avr_rtx_costs): (Ditto.).
18065 * config/avr/avr.md: (Ditto.).
18066 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18069 2008-04-06 Richard Guenther <rguenther@suse.de>
18071 PR tree-optimization/35842
18072 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18073 is_gimple_invariant_address.
18075 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18077 * gcc.c (default_compilers): Sync Fortran extensions list with
18078 that in fortran/lang-specs.h.
18079 * doc/invoke.texi: Likewise.
18080 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18081 * dwarf2out.c (gen_compile_unit_die): Likewise.
18083 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18085 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18087 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18090 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18091 attribute is used for nested functions.
18093 2008-04-05 Jan Hubicka <jh@suse.cz>
18095 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18097 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18099 (dump_files): Update.
18100 (enable_rtl_dump_file): Do not accept letter argument.
18101 * tree-pass.h (dump_file_info): Remove letter argument.
18102 * toplev.c (decode_d_option): Update -da handling.
18103 * toplev.h (enable_rtl_dump_file): Update prototype.
18104 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18105 it out based on pass type.
18106 (register_dump_files_1): Likewise.
18107 (init_optimization_passes): Update register_one_dump_file calls.
18108 (execute_one_pass): Sanity check that IPA passes are called at IPA
18109 level and RTL passes at RTL level.
18110 (execute_pass_list): IPA pass can not be after or subpass of
18112 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18113 disallov RTL subpasses of IPA subpasses.
18115 2008-04-05 Ben Elliston <bje@au.ibm.com>
18117 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18118 builtins that return exactly once and do not throw. Cache call to
18121 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18123 PR rtl-optimization/34916
18124 PR middle-end/35519
18125 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18126 between instruction pairs.
18128 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18130 * doc/invoke.texi: Document -mbitops for SH.
18131 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18132 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18133 * config/sh/sh.c (print_operand): Add %t operand code.
18134 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18135 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18136 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18137 (extendqihi2): Likewise.
18138 (movqi_i): Likewise.
18139 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18140 (extv): Use bld instruction for SH2A if possible.
18142 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18143 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18144 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18145 (bset.b, bclr.b): Define peepholes.
18146 * config/sh/sh.opt (mbitops): New option.
18148 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18151 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18152 and view convert expression.
18154 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18157 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18159 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18161 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18163 * config/i386/cpuid.h (bit_AES): New.
18164 (bit_PCLMUL): Likewise.
18166 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18167 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18168 SSE2 if AES or PCLMUL is enabled.
18169 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18170 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18171 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18172 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18173 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18174 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18175 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18176 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18177 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18178 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18179 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18180 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18181 __builtin_ia32_aeskeygenassist128 and
18182 __builtin_ia32_pclmulqdq128.
18183 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18184 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18185 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18187 * config/i386/i386.h (TARGET_AES): New.
18188 (TARGET_PCLMUL): Likewise.
18189 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18191 * config/i386/i386.md (UNSPEC_AESENC): New.
18192 (UNSPEC_AESENCLAST): Likewise.
18193 (UNSPEC_AESDEC): Likewise.
18194 (UNSPEC_AESDECLAST): Likewise.
18195 (UNSPEC_AESIMC): Likewise.
18196 (UNSPEC_AESKEYGENASSIST): Likewise.
18197 (UNSPEC_PCLMUL): Likewise.
18199 * config/i386/i386.opt (maes): New.
18200 (mpclmul): Likewise.
18202 * config/i386/sse.md (aesenc): New pattern.
18203 (aesenclast): Likewise.
18204 (aesdec): Likewise.
18205 (aesdeclast): Likewise.
18206 (aesimc): Likewise.
18207 (aeskeygenassist): Likewise.
18208 (pclmulqdq): Likewise.
18210 * config/i386/wmmintrin.h: New.
18212 * doc/extend.texi: Document AES and PCLMUL built-in function.
18214 * doc/invoke.texi: Document -maes and -mpclmul.
18216 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18218 * function.c (free_after_parsing): Replace with
18219 cxx_push_function_context from C++ front-end.
18220 (allocate_struct_function): Don't call langhook.
18221 * langhooks.h (struct lang_hooks_for_functions): Delete.
18222 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18224 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18225 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18226 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18227 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18228 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18229 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18230 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18232 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18233 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18235 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18238 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18241 2008-04-04 Richard Guenther <rguenther@suse.de>
18243 PR middle-end/35823
18244 * fold-const.c (optimize_minmax_comparison): Use the correct
18245 type for the constant in the simplified comparison.
18247 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18249 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18250 Pass L2 size as "--param l2-cache-size" to the compiler.
18251 (decode_l2_cache): New function to decode L2 cache parameters using
18252 0x8000006 extended cpuid function.
18253 (detect_caches_amd): Determine parameters of L2 cache using
18254 decode_l2_caches function.
18255 (decode_caches_intel): Decode L2 cache parameters.
18256 (detect_caches_intel): Determine L2 cache parameters using
18257 decode_caches_intel and decode_l2_caches functions.
18259 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18261 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18262 secondary input reload for subword loads from the constant pool.
18264 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18267 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18268 constants of the appropriate size for runtime calculations.
18271 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18272 decimal-float literal constant zero.
18274 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18277 * c-parser.c (c_parser_omp_atomic): Call
18278 default_function_array_conversion on the RHS.
18280 PR middle-end/35818
18281 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18282 call is_variable_sized if decl has incomplete type.
18284 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18286 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18288 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18290 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18292 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18293 (sgt<u>): Merge sgt and sgtu into new expander.
18294 (sgt, sgtu): Remove expanders.
18295 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18296 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18297 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18298 *sgtu_<mode>_mips16 into new pattern.
18299 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18300 (sge<u>): Merge sge and sgeu into new expander.
18301 (sge, sgeu): Remove expanders.
18302 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18304 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18305 (slt<u>): Merge slt and sltu into new expander.
18306 (slt, sltu): Remove expanders.
18307 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18308 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18309 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18310 *sltu_<mode>_mips16 into new pattern.
18311 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18312 (sle<u>): Merge sle and sleu into new expander.
18313 (sle, sleu): Remove expanders.
18314 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18315 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18316 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18317 *sleu_<mode>_mips16 into new pattern.
18318 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18320 2008-04-03 Jan Hubicka <jh@suse.cz>
18322 PR tree-optimization/35795
18323 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18324 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18325 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18326 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18327 * score/score3.c (score3_output_mi_thunk): Likewise.
18328 * score/score7.c (score7_output_mi_thunk): Likewise.
18329 * mips/mips.c (mips_output_mi_thunk): Likewise.
18331 2008-04-03 Richard Guenther <rguenther@suse.de>
18333 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18334 conversions. Simplify code.
18336 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18338 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18340 2008-04-03 Tom Tromey <tromey@redhat.com>
18341 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18343 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18344 * config/bfin/t-bfin-linux (generated_files): Add
18345 linux-sysroot-suffix.h.
18346 * doc/install.texi (Prerequisites): Require make 3.80.
18347 * doc/sourcebuild.texi (Front End Directory): Document new
18349 * Makefile.in (generated_files): New variable.
18350 (ALL_HOST_OBJS): New variable.
18351 ($(ALL_HOST_OBJS)): New target.
18353 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18355 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18356 (remap_block): Call id->transform_lang_insert_block instead
18358 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18359 Set id.transform_lang_insert_block to NULL.
18360 (clone_body): Move to cp/optimize.c
18361 * tree-inline.h (struct copy_body_data): Change
18362 transform_lang_insert_block to function pointer.
18363 (copy_generic_body, copy_decl_no_change): Export.
18364 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18365 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18366 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18368 * c-tree.h (insert_block): Kill.
18369 * c-decl.c (insert_block): Kill.
18371 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18373 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18374 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18375 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18377 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18378 argument, call {push,pop}_function_context from here.
18379 * c-parser.c: Use c_{push,pop}_function_context.
18381 * function.c (push_function_context_to): Move meat ...
18382 (push_function_context): ... here. Simplify.
18383 * function.c (pop_function_context_from): Move meat ...
18384 (pop_function_context): ... here. Simplify.
18385 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18387 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18388 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18389 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18390 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18392 2008-04-03 Ben Elliston <bje@au.ibm.com>
18394 * expmed.c (extract_force_align_mem_bit_field): Remove.
18396 2008-04-03 Richard Guenther <rguenther@suse.de>
18398 PR middle-end/35800
18399 * expr.h (try_casesi): Adjust prototype.
18400 * expr.c (try_casesi): Take fallback label as extra parameter.
18401 Use that for gen_casesi if default_label is NULL.
18402 * stmt.c (expand_case): Pass fallback label to try_casesi,
18403 make sure to fill gaps with a fallback label if default_label
18406 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18409 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18411 2008-04-03 Ben Elliston <bje@au.ibm.com>
18413 * expmed.c (extract_split_bit_field): Remove if (0) code.
18414 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18415 (do_ds_constraint): Likewise.
18417 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18419 * doc/cppopts.texi (-dU): Document.
18420 * c-common.h (flag_dump_macros): Update comment.
18421 * c-opts.c (handle_OPT_d): Handle -dU.
18422 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18423 dump_queued_macros, cb_used_define, cb_used_undef): New.
18424 (init_pp_output): Handle -dU.
18425 (cb_line_change): Call dump_queued_macros.
18426 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18428 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18430 * config/avr/predicates.md (io_address_operand): New predicate.
18431 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18432 * config/avr/avr.c (avr_io_address_p): Remove function.
18433 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18434 'avr_io_address_p' function.
18435 (out_movhi_r_mr): (Ditto.).
18436 (out_movqi_mr_r): (Ditto.).
18437 (out_movhi_mr_r): (Ditto.).
18438 (avr_address_cost): (Ditto.).
18440 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18442 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18443 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18444 in 32bit mode when XMM registers are available to avoid store
18446 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18447 corresponding post-reload splitters.
18449 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18451 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18452 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18453 __builtin_ia32_roundss.
18454 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18455 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18456 __builtin_ia32_roundss.
18457 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18458 IX86_BUILTIN_SHUFPD here.
18460 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18462 * config/i386/i386.md (plogic): New.
18463 (plogicprefix): Likewise.
18465 * config/i386/mmx.md (mmx_<code><mode>3): New.
18466 (mmx_and<mode>3): Removed.
18467 (mmx_ior<mode>3): Likewise.
18468 (mmx_xor<mode>3): Likewise.
18470 * config/i386/sse.md (<code><mode>3): New.
18471 (*<code><mode>3): Likewise.
18472 (*<code><mode>3): Likewise.
18473 (<code><mode>3): Likewise.
18474 (*sse_<code><mode>3): Likewise.
18475 (*sse2_<code><mode>3): Likewise.
18476 (<code>tf3): Likewise.
18477 (*<code>tf3): Likewise.
18478 (and<mode>3): Likewise.
18479 (*and<mode>3): Likewise.
18480 (ior<mode>3): Removed.
18481 (*ior<mode>3): Likewise.
18482 (xor<mode>3): Likewise.
18483 (*xor<mode>3): Likewise.
18484 (*and<mode>3): Likewise.
18485 (*ior<mode>3): Likewise.
18486 (*xor<mode>3): Likewise.
18487 (and<mode>3): Likewise.
18488 (*sse_and<mode>3): Likewise.
18489 (*sse2_and<mode>3): Likewise.
18490 (andtf3): Likewise.
18491 (*andtf3): Likewise.
18492 (ior<mode>3): Likewise.
18493 (*sse_ior<mode>3): Likewise.
18494 (*sse2_ior<mode>3): Likewise.
18495 (iortf3): Likewise.
18496 (*iortf3): Likewise.
18497 (xor<mode>3): Likewise.
18498 (*sse_xor<mode>3): Likewise.
18499 (*sse2_xor<mode>3): Likewise.
18500 (xortf3): Likewise.
18501 (*xortf3): Likewise.
18503 2008-04-02 Richard Guenther <rguenther@suse.de>
18505 PR tree-optimization/14495
18506 PR tree-optimization/34793
18507 * tree-vrp.c (struct switch_update): New structure.
18508 (to_remove_edges, to_update_switch_stmts): New VECs.
18509 (simplify_switch_using_ranges): New function. Remove not taken
18510 case labels and edges.
18511 (simplify_stmt_using_ranges): Call it.
18512 (identify_jump_threads): Mark edges we have queued for removal
18513 so we don't thread them.
18514 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18516 * tree-cfg.c (group_case_labels): Deal with missing default label.
18517 (tree_verify_flow_info): Allow missing default label.
18518 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18519 (emit_case_nodes): Likewise.
18520 (expand_case): Do not rely on the default label to be present.
18521 * expr.c (try_casesi): Deal with NULL default_label.
18522 (do_tablejump): Likewise.
18524 2008-04-02 Richard Guenther <rguenther@suse.de>
18526 PR tree-optimization/14495
18527 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18528 SWITCH_EXPR here ...
18529 (vrp_visit_switch_stmt): ... but here (new function).
18530 (find_case_label_index): New helper function.
18531 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18533 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18535 * fwprop.c: Fix ISO-C99ism.
18537 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18540 * Makefile.in (objdir): Set it here.
18541 * configure.ac: Not here. Find dynamic linker characteristics.
18542 * exec-tool.in: Use them.
18543 * aclocal.m4: Regenerate.
18544 * configure: Regenerate.
18546 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18548 * expr.c (expand_var): Delete it.
18549 * expr.h (expand_var): Delete prototype.
18550 * function.c (expand_function_start): Use expand_decl instead.
18551 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18554 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18556 PR rtl-optimization/35542
18557 * fwprop.c (forward_propagate_and_simplify): Replace
18558 loc_reg_mentioned_in_p with reg_mentioned_p.
18560 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18562 PR rtl-optimization/35281
18563 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18564 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18565 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18566 (varying_mem_p): Move above propagate_rtx.
18567 (all_uses_available_at): Do not check MEMs.
18569 2008-04-02 Rafael EspÃndola <espindola@google.com>
18571 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18572 (register_edge_assert_for_2): Split the cond argument.
18573 (register_edge_assert_for_1): Adjust for the change in
18574 register_edge_assert_for_2.
18575 (register_edge_assert_for): Split the cond argument.
18576 (find_switch_asserts): Adjust for the change in
18577 register_edge_assert_for.
18579 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18581 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18582 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18583 offsets for 64-bit mingw.
18584 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18585 abi for x86_64-pc-mingw.
18587 2008-04-02 Richard Guenther <rguenther@suse.de>
18589 * tree-vrp.c (extract_range_from_assert): Make sure to not
18590 produce range min/max with TREE_OVERFOW set.
18591 If merging a anti-range and a range keep the anti-range if
18592 the range covers all values of the type.
18593 (register_edge_assert_for_2): Only allow sign-changing
18594 conversions in detecting canonical range checks. Also
18595 register an assert for the unsigned name if useful.
18597 PR tree-optimization/35787
18598 * tree-vrp.c (vrp_val_max): New function.
18599 (vrp_val_min): Likewise.
18600 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18601 (vrp_val_is_min): Likewise.
18602 (supports_overflow_infinity): Use vrp_val_{min,max}.
18603 (negative_overflow_infinity): Likewise.
18604 (positive_overflow_infinity): Likewise.
18605 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18606 (is_positive_overflow_infinity): Likewise.
18607 (is_overflow_infinity): Likewise.
18608 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18609 vrp_val_is_{min,max}.
18610 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18611 to ranges if possible. Avoid empty ranges.
18613 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18615 PR middle-end/35705
18616 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18617 the expression is a function address.
18619 2008-04-01 George Helffrich <george@gcc.gnu.org>
18621 PR fortran/35154, fortran/23057
18622 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18623 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18624 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18625 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18627 (dbxout_syms): Check for COMMON-based symbol and wrap in
18628 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18629 in bracket for efficiency.
18631 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18632 using DW_TAG_common_block + member offset.
18633 (add_pubname_string): New function.
18634 (dw_expand_expr): New function to find block name and offset for
18636 (common_check): New function to check whether symbol in Fortran COMMON.
18637 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18639 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18642 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18644 2008-04-02 Ben Elliston <bje@au.ibm.com>
18646 * config/v850/v850.md (casesi): Remove if (0) code.
18647 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18648 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18650 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18652 * config/i386/i386.md (rex64suffix): New mode attribute.
18653 (floathi<mode>2): Disable expander for SSE math.
18654 (*floathi<mode>2_1): New insn insn_and_split pattern.
18655 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18656 corresponding post-reload splitters.
18657 (*floathi<mode>2_i387): New macroized insn pattern.
18658 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18659 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18660 insn_and_split pattern.
18661 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18662 New macroized instruction patterns and corresponding post-reload
18664 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18665 and corresponding post-reload splitters.
18666 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18667 New macroized instruction patterns.
18668 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18669 macroized instruction patterns and corresponding post-reload splitters.
18670 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18671 corresponding post-reload splitters.
18672 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18673 New macroized instruction patterns.
18674 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18675 corresponding post-reload splitters.
18676 (*floatsi<mode>2_i387): New macroized instruction patterns.
18678 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18680 * config/i386/i386.md (smaxmin): New.
18681 (umaxmin): Likewise.
18682 (maxminiprefix): Likewise.
18683 (maxminfprefix): Likewise.
18684 (<code><mode>3): Likewise.
18685 (smin<mode>3): Removed.
18686 (smax<mode>3): Likewise.
18688 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18689 (mmx_<code>v4hi3): Likewise.
18690 (mmx_<code>v8qi3): Likewise.
18691 (mmx_smaxv2sf3): Removed.
18692 (mmx_sminv2sf3): Likewise.
18693 (mmx_umaxv8qi3): Likewise.
18694 (mmx_smaxv4hi3): Likewise.
18695 (mmx_uminv8qi3): Likewise.
18696 (mmx_sminv4hi3): Likewise.
18698 * config/i386/sse.md (<addsub><mode>3): New.
18699 (*<addsub><mode>3): Likewise.
18700 (<sse>_vm<addsub><mode>3): Likewise.
18701 (<maxmin><mode>3): Likewise.
18702 (*<maxmin><mode>3_finite): Likewise.
18703 (*<maxmin><mode>3): Likewise.
18704 (<sse>_vm<maxmin><mode>3): Likewise.
18705 (sse3_h<addsub>v4sf3): Likewise.
18706 (sse3_h<addsub>v2df3): Likewise.
18707 (<maxmin>v16qi3): Likewise.
18708 (*<maxmin>v16qi3): Likewise.
18709 (<maxmin>v8hi3): Likewise.
18710 (*<maxmin>v8hi3): Likewise.
18711 (*sse4_1_<maxmin><mode>3): Likewise.
18712 (*sse4_1_<maxmin><mode>3): Likewise.
18713 (add<mode>3): Removed.
18714 (*add<mode>3): Likewise.
18715 (<sse>_vmadd<mode>3): Likewise.
18716 (sub<mode>3): Likewise.
18717 (*sub<mode>3): Likewise.
18718 (<sse>_vmsub<mode>3): Likewise.
18719 (smin<mode>3): Likewise.
18720 (*smin<mode>3_finite): Likewise.
18721 (*smin<mode>3): Likewise.
18722 (<sse>_vmsmin<mode>3): Likewise.
18723 (smax<mode>3): Likewise.
18724 (*smax<mode>3_finite): Likewise.
18725 (*smax<mode>3): Likewise.
18726 (<sse>_vmsmax<mode>3): Likewise.
18727 (sse3_haddv4sf3): Likewise.
18728 (sse3_haddv2df3): Likewise.
18729 (sse3_hsubv4sf3): Likewise.
18730 (sse3_hsubv2df3): Likewise.
18731 (umaxv16qi3): Likewise.
18732 (*umaxv16qi3): Likewise.
18733 (smaxv8hi3): Likewise.
18734 (*smaxv8hi3): Likewise.
18735 (*sse4_1_smax<mode>3): Likewise.
18736 (*sse4_1_umax<mode>3): Likewise.
18737 (uminv16qi3): Likewise.
18738 (*uminv16qi3): Likewise.
18739 (sminv8hi3): Likewise.
18740 (*sminv8hi3): Likewise.
18741 (*sse4_1_smin<mode>3): Likewise.
18742 (*sse4_1_umin<mode>3): Likewise.
18744 2008-04-01 Rafael EspÃndola <espindola@google.com>
18746 * tree-cfg.c (verify_expr): remove in_phi.
18747 (verify_stmt): Don't call walk_tree with verify_expr. Use
18748 is_gimple_min_invariant instead of is_gimple_val.
18750 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18752 * doc/include/gpl_v3.texi: Update for manpage generation.
18753 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18755 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18756 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18757 gpl_v3.texi instead of gpl.texi.
18760 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18763 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18765 2008-04-01 Rafael EspÃndola <espindola@google.com>
18767 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18768 (extract_code_and_val_from_cond): Use
18769 extract_code_and_val_from_cond_with_ops.
18771 2008-04-01 Jan Hubicka <jh@suse.cz>
18773 * function.c (free_after_compilation): Free epilogue_delay_list.
18774 (prepare_function_start): Assert that previous compilation was freed.
18776 2008-04-01 Jan Hubicka <jh@suse.cz>
18777 Jim Wilson <wilson@tuliptree.org>
18778 Andreas Tobler <andreast@gcc.gnu.org>
18780 PR middle-end/35781
18781 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18782 rtl.emit instead cfun->emit.
18783 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18784 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18786 2008-04-01 Ben Elliston <bje@au.ibm.com>
18788 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18790 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18792 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18794 (fprofile-use): Add var flag_profile_use
18795 * coverage.c (coverage_begin_output): Do not open a gcno file for
18796 output only if -ftest-coverage is set.
18797 Do not add getpwd() to gcda file path.
18798 (build_gcov_info): Check the new flag
18799 flag_profile_datafile_relative_path.
18800 (coverage_init): Use profile_data_prefix.
18801 Read profile counter only if flag_profile_use is set.
18802 * opts.c (common_handle_option): New option fprofile-use=,
18803 fprofile-dir=, fprofile-generate=.
18804 * toplev.c (profile_data_prefix): New variable definition.
18805 * toplev.h (profile_data_prefix): New declaration.
18806 * doc/invoke.tex (Option Summary, Optimization Options):
18809 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18811 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18812 use tmp consistently.
18815 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18816 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18817 UNSPEC_FR_RECIP_APPROX_RES.
18818 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18820 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18823 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18825 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18827 PR middle-end/30186
18828 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18829 element of the vector via a pointer.
18831 2008-03-31 Ian Lance Taylor <iant@google.com>
18833 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18835 2008-03-31 Jan Hubicka <jh@suse.cz>
18837 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18838 get_arg_pointer_save_area.
18839 * expr.c (init_expr): Just clear out rtl.expr.
18840 * function.c (free_after_compilation): Clear out whole RTL structure.
18841 (get_func_frame_size): Merge into ...
18842 (get_frame_size): ... this one.
18843 (assign_stack_local_1): Merge into ...
18844 (assign_stack_local): ... this one.
18845 (expand_function_end): Update call of get_arg_pointer_save_area.
18846 (get_art_pointer_save_area): Remove cfun argument.
18847 * function.h (emit_status): regno_pointer_align does not need length
18848 attribute. Move x_regno_reg_rtx to ...
18849 (regno_reg_rtx): ... new global array.
18850 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18851 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18852 apply_args_value, forced_labels, stack_pointer_delta):
18854 (struct varasm_status): Move here from varasm.c
18855 (struct rtl_data): New. Move here some fields from struct function.
18856 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18857 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18858 used_temp_slots avail_temp_slots, temp_slot_level,
18859 nonlocal_goto_handler_labels): Update accesstors.
18860 (rtl): New global variable.
18861 (struct function): Move some fileds to rtl_data.
18862 (get_arg_pointer_save_area): Update prototype.
18863 * emit-rtl.c (rtl): Declare.
18864 (regno_reg_rtx): Declare.
18865 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18867 (gen_reg_rtx): Update.
18868 (init_virtual_regs): Do not tate emit_status argument.
18869 (init_emit): Do not allocate emit.
18870 * varasm.c (varasm_statuc): Move to function.h.
18871 (n_deferred_constatns): Update accestor.
18872 (init_varasm_status): Do not allocate varasm_status.
18873 (force_const_mem, get_pool_size, output_constant_pool): Update.
18874 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18875 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18877 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18879 PR rtl-optimization/35729
18880 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18883 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18886 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18887 load/store if memory is unaligned.
18888 (*movti_rex64): Likewise.
18890 * config/i386/predicates.md (misaligned_operand): New.
18892 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18895 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18898 2008-03-31 Jan Beulich <jbeulich@novell.com>
18900 * config/ia64/constraints.md: Add 'j' constraint.
18901 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18902 (movdi_internal): Likewise.
18904 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18907 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18909 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18912 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18913 proper error message for the third argument on blendpd and
18916 * config/i386/sse.md (blendbits): New.
18917 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18919 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18921 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18923 2008-03-30 Richard Guenther <rguenther@suse.de>
18925 PR middle-end/31023
18926 * fold-const.c (fold_sign_changed_comparison): Do leave
18927 conversions to base-types alone.
18929 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18931 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18932 the link register if one altivec register is be saved.
18934 2008-03-30 Ben Elliston <bje@au.ibm.com>
18936 * final.c (final_scan_insn): Remove if (0) code.
18938 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18940 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18942 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18944 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18945 of V4SFmode to ix86_binary_operator_ok.
18947 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18949 * config/i386/i386.c (override_options): Initialize
18950 ix86_veclib_handler to ix86_veclibabi_svml when
18951 -mveclibabi=svml is used.
18952 (ix86_veclibabi_svml): New function for SVML ABI style
18953 vectorization support.
18954 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18956 2008-03-28 Rafael EspÃndola <espindola@google.com>
18958 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18959 (tree_binary_nonnegative_warnv_p): Make it public.
18960 (tree_single_nonnegative_warnv_p): Make it public.
18961 (tree_invalid_nonnegative_warnv_p): Make it public.
18962 (tree_unary_nonzero_warnv_p): Make it public.
18963 (tree_binary_nonzero_warnv_p): Make it public
18964 (tree_single_nonzero_warnv_p): Make it public.
18965 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18966 (extract_range_from_binary_expr): Split the expr argument.
18967 (extract_range_from_unary_expr): Split the expr argument.
18968 (extract_range_from_comparison): Split the expr argument.
18969 (extract_range_from_expr): Use the new aux functions.
18970 (vrp_evaluate_conditional_warnv): Use
18971 vrp_evaluate_conditional_warnv_with_ops.
18972 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18973 (tree_binary_nonzero_warnv_p): Declare.
18974 (tree_single_nonzero_warnv_p): Declare.
18975 (tree_expr_nonzero_warnv_p): Declare.
18976 (tree_unary_nonnegative_warnv_p): Declare.
18977 (tree_binary_nonnegative_warnv_p): Declare.
18978 (tree_single_nonnegative_warnv_p): Declare.
18979 (tree_invalid_nonnegative_warnv_p): Declare.
18981 2008-03-28 Richard Guenther <rguenther@suse.de>
18983 PR tree-optimization/30317
18984 PR tree-optimization/30911
18985 PR tree-optimization/34793
18986 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18987 (struct assert_locus_d): New member EXPR.
18988 (register_new_assert_for): Add EXPR parameter to support
18989 ASSERT_EXPR <name, expr OP limit>.
18990 (register_edge_assert_for_1): Adjust callers.
18991 (find_assert_locations): Likewise.
18992 (process_assert_insertions_for): Build condition from expression.
18993 (extract_range_from_assert): Handle ASSERT_EXPRs
18994 of the form ASSERT_EXPR <name, expr OP limit>.
18995 (register_edge_assert_for_2): New helper registering
18996 asserts for comparisons. Recognize range tests of the form
18997 (unsigned)i - CST1 OP CST2.
18998 (register_edge_assert_for_1): Use it.
18999 (register_edge_assert_for): Likewise.
19000 (needs_overflow_infinity): Integer sub-types
19001 do not need overflow infinities.
19002 (vrp_val_is_max): The extreme values of integer sub-types
19003 are those of the base type.
19004 (vrp_val_is_min): Likewise.
19005 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19008 2008-03-28 Nick Clifton <nickc@redhat.com>
19011 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19012 Return GENERAL_REGS for stack adjustment reloads.
19014 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19017 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19018 const_vector when all the vectors are constant.
19020 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19022 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19024 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19025 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19027 (s<code>_sf): Use new scc_sf attribute for opcode names.
19029 2008-03-27 Tom Tromey <tromey@redhat.com>
19031 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19032 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19033 config/spu/t-spu-elf, config/i386/t-interix,
19034 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19035 config/i386/x-darwin, config/i386/x-mingw32,
19036 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19037 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19038 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19039 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19040 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19041 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19042 config/score/t-score-elf, config/arm/t-strongarm-pe,
19043 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19044 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19045 Revert automatic dependency patch.
19047 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19050 * config/i386/i386.c (ix86_function_arg_boundary): Align
19051 decimal floating point to its natural boundary.
19053 2008-03-27 Richard Guenther <rguenther@suse.de>
19055 PR middle-end/35716
19056 * fold-const.c (fold_comparison): Restrict distinct decl
19057 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19058 solely rely on operand_equal_p.
19060 2008-03-27 Richard Guenther <rguenther@suse.de>
19063 * c-common.c (handle_weak_attribute): Reject combination of
19066 2008-03-27 Richard Guenther <rguenther@suse.de>
19068 PR tree-optimization/32810
19069 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19070 conversions from DECL_INITIAL.
19071 (fold_const_aggregate_ref): Likewise from constructor elements.
19073 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19075 * tree-affine.h (aff_combination_expand): Declare.
19076 (get_inner_reference_aff): Likewise.
19077 * tree-affine.c (aff_combination_expand): Split out from
19078 tree_to_aff_combination_expand.
19079 (get_inner_reference_aff): New function.
19080 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19081 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19082 (struct lim_aux_data): sm_done field removed.
19083 (mem_ref_loc_p, mem_ref_locs_p): New types.
19084 (struct mem_ref): Added id, stored, accesses_in_loop,
19085 indep_loop, dep_loop, indep_ref, dep_ref fields.
19086 Removed is_stored, locs and next fields.
19087 (memory_accesses): New variable.
19088 (movement_possibility): Do not allow moving statements
19089 that store to memory.
19090 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19092 (determine_max_movement): For statements with memory references,
19093 find the outermost loop in that the reference is independent.
19094 (move_computations_stmt): Mark the virtual operands for renaming.
19095 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19096 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19097 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19098 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19099 create_vop_ref_mapping, analyze_memory_references,
19100 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19101 get_all_locs_in_loop, ref_always_accessed_p,
19102 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19103 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19104 store_motion_loop, store_motion): New functions.
19105 (struct vop_to_refs_elt): New type.
19106 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19107 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19108 (schedule_sm): Replaced by...
19109 (execute_sm): ... this.
19110 (determine_lsm_ref, hoist_memory_references,
19111 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19112 find_more_ref_vops, free_mem_ref, free_mem_refs,
19113 determine_lsm_loop, determine_lsm): Removed.
19114 (tree_ssa_lim_finalize): Free data structures used by store motion.
19115 (tree_ssa_lim): Call analyze_memory_references. Use
19116 store_motion instead of determine_lsm.
19118 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19120 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19121 rename tmake_file to m68hc11/t-m68hc11.
19122 (mcore): Set inhibit_libc to true.
19123 * config.host (alpha*-dec-*vms*): Set extra_programs.
19124 (interix3*): Don't use host_xmake_file.
19125 * configure.ac: Let config.gcc override inhibit_libc.
19126 * configure: Regenerate.
19128 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19129 * config/t-openbsd-thread: Remove commented out lines.
19131 * config/x-interix: Remove.
19133 * config/m68hc11/t-m68hc11-gas: Rename to...
19134 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19136 * config/mcore/t-mcore: Remove T_CFLAGS.
19137 * config/mcore/t-mcore-pe: Likewise.
19139 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19141 * configure.ac: Replace custom __GNU_SOURCE test with
19142 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19143 * aclocal.m4: Regenerate.
19144 * configure: Regenerate.
19145 * config.in: Regenerate.
19147 2008-03-27 Richard Guenther <rguenther@suse.de>
19149 * fold-const.c (target.h): Include.
19150 (fold_comparison): Fold comparison of addresses of decls
19151 that bind locally or of constants. Consolidate address folding code.
19152 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19153 results from fold_binary_to_constant.
19154 (compare_values_warnv): Likewise.
19156 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19158 PR middle-end/35429
19159 * fold-const.c (fold_truthop): Check for integeral types when folding
19160 a == 0 && b == 0 and a != 0 || b != 0 .
19162 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19164 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19166 2008-03-26 Andreas Schwab <schwab@suse.de>
19168 * doc/invoke.texi: Fix use of @item vs. @itemx.
19170 2008-03-26 Tom Tromey <tromey@redhat.com>
19172 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19173 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19174 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19175 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19176 build/genconstants.o, build/genemit.o, build/genextract.o,
19177 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19178 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19181 2008-03-26 Richard Guenther <rguenther@suse.de>
19184 2008-03-26 Richard Guenther <rguenther@suse.de>
19186 * fold-const.c (target.h): Include.
19187 (fold_comparison): Fold comparison of addresses of two decls
19188 that bind locally. Consolidate address folding code.
19190 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19192 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19193 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19194 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19195 dconstsqrt2, dconstthird, dconste and/or dconst10.
19196 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19197 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19198 dconstsqrt2, dconste): Delete.
19199 (init_emit_once): Likewise. Simplify initializing dconstm1.
19201 * real.c (get_real_const): New.
19202 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19203 dconstsqrt2, dconste): Delete.
19204 (real_value_const, get_real_const): New.
19206 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19208 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19210 * config/i386/i386.c (ix86_function_arg_boundary): Check
19211 BIGGEST_ALIGNMENT instead of 128.
19212 (setup_incoming_varargs_64): Likewise.
19214 2008-03-26 Tom Tromey <tromey@redhat.com>
19216 * Makefile.in (DEPFILES): Add missing '/'.
19218 2008-03-26 Richard Guenther <rguenther@suse.de>
19220 * fold-const.c (target.h): Include.
19221 (fold_comparison): Fold comparison of addresses of two decls
19222 that bind locally. Consolidate address folding code.
19224 2008-03-26 Nick Clifton <nickc@redhat.com>
19227 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19228 not allow INT+INT as a legitimate addressing mode.
19230 2008-03-26 Richard Guenther <rguenther@suse.de>
19232 * tree-flow.h (widen_bitfield): Remove declaration.
19233 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19234 (widen_bitfield): Remove function.
19235 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19238 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19241 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19244 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19246 PR rtl-optimization/35232
19247 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19248 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19249 reg_reloaded_call_part_clobbered here.
19250 (reload_regs_reach_end_p): New function.
19251 (reload_reg_rtx_for_input): New variable.
19252 (reload_reg_rtx_for_output): Likewise.
19253 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19254 when reassigning a pseudo register. Load reloadreg from
19255 reload_reg_rtx_for_input, moving the mode and register
19257 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19258 instead of the original when deciding whether an input reload
19259 would be a no-op or whether an output reload can be deleted.
19260 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19261 when setting up new_spill_reg_store. Load it from
19262 reload_reg_rtx_for_output, moving the mode and register
19264 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19265 instead of the original when deciding whether an output reload
19266 would be a no-op. Do the same when modifying insn notes.
19267 Use rtx_equal_p instead of == to compare the registers.
19268 (inherit_piecemeal_p): Take a mode and two register numbers
19270 (emit_reload_insns): Clear new_spill_reg_store for every hard
19271 register in the reload register. Remove spill registers
19272 from reg_reloaded_valid before considering whether to record
19273 inheritance information for them. Use reload_reg_rtx_for_output
19274 instead of reg_rtx when recording output reloads. Use
19275 reload_reg_rtx_for_input instead of reg_rtx when recording
19276 input reloads. Set or clear reg_reloaded_call_part_clobbered
19277 at the same time as setting reg_reloaded_valid.
19278 (delete_output_reload): Add a new_reload_reg parameter and use it
19279 instead of rld[j].reg_rtx.
19280 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19283 2008-03-25 Tom Tromey <tromey@redhat.com>
19285 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19286 (build/genattr.o): Likewise.
19287 (build/genattrtab.o): Likewise.
19288 (build/gencodes.o): Likewise.
19289 (build/genconfig.o): Likewise.
19290 (build/genconstants.o): Likewise.
19291 (build/genemit.o): Likewise.
19292 (build/genextract.o): Likewise.
19293 (build/genflags.o): Likewise.
19295 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19297 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19298 instead of size_int for integer types.
19299 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19300 to match type of MINUS_EXPR.
19302 2008-03-25 Tom Tromey <tromey@redhat.com>
19304 * configure: Rebuilt.
19305 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19308 2008-03-25 Tom Tromey <tromey@redhat.com>
19310 * config/x-solaris (host-solaris.o): Update.
19311 * config/x-linux (host-linux.o): Update.
19312 * config/x-hpux (host-hpux.o): Update.
19313 * config/x-darwin (host-darwin.o): Update.
19314 * config/v850/t-v850e (v850-c.o): Update.
19315 * config/v850/t-v850 (v850-c.o): Update.
19316 * config/t-vxworks (vxworks.o): Update.
19317 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19318 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19319 * config/spu/t-spu-elf (spu-c.o): Update.
19321 * config/sh/t-symbian (sh-c.o): Update.
19322 (symbian.o): Update.
19323 * config/sh/t-sh (sh-c.o): Update.
19324 * config/score/t-score-elf (score7.o, score3.o): Update.
19325 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19326 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19327 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19328 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19329 (rs6000.o): Remove.
19330 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19331 * config/m32c/t-m32c (m32c-pragma.o): Update.
19332 * config/ia64/t-ia64 (ia64-c.o): Update.
19333 * config/i386/x-mingw32 (host-mingw32.o): Update.
19334 * config/i386/x-i386 (driver-i386.o): Update.
19335 * config/i386/x-darwin (host-i386-darwin.o): Update.
19336 * config/i386/x-cygwin (host-cygwin.o): Update.
19337 * config/i386/t-nwld (nwld.o): Update.
19338 * config/i386/t-netware (netware.o): Update.
19339 * config/i386/t-interix (winnt.o): Update.
19340 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19341 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19342 msformat-c.o): Update.
19343 * config/bfin/t-bfin-linux (generated_files): Add
19344 linux-sysroot-suffix.h.
19345 * config/arm/t-wince-pe (pe.o): Update.
19346 * config/arm/t-strongarm-pe (pe.o): Update.
19347 * config/arm/t-pe (pe.o): Update.
19348 * config/arm/t-arm (arm-c.o): Update.
19349 * doc/install.texi (Prerequisites): Require make 3.80.
19350 * Makefile.in: Remove .o targets.
19351 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19352 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19353 (simple_generated_h, simple_generated_c): Move earlier.
19354 (generated_files): New variable.
19355 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19356 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19357 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19358 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19359 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19360 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19361 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19362 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19363 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19364 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19365 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19366 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19368 (COMPILE.base, COMPILE): New variables.
19369 (%.o): New pattern rule.
19370 (ALL_HOST_OBJS): New variable.
19371 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19372 (dummy-checksum.o, cc1-checksum.o): Remove.
19373 (DRIVER_SHLIB): New variable.
19374 (DRIVER_DEFINES): Use it.
19375 (gencondmd.c): Move out of build/.
19376 (s-conditions): Update.
19377 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19378 (ALL_BUILD_OBJS): Likewise.
19379 (build/%.o): Use BUILDCOMPILE.
19380 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19381 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19382 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19383 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19384 build/genconfig.o, build/genconstants.o, build/genemit.o,
19385 build/genextract.o, build/genflags.o, build/genmddeps.o,
19386 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19387 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19388 build/gen-protos.o, build/scan.o, build/fix-header.o,
19389 build/scan-decls.o): Simplify.
19390 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19391 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19392 prefix.o, toplev.o): Reduce to variable setting.
19393 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19394 ($(out_object_file), gcc-options.o): New targets.
19395 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19396 * configure: Rebuilt.
19397 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19398 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19400 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19402 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19403 complain when we hit an error, return ERROR_MARK_NODE.
19405 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19407 * config/sh/constraints.md (Pso, Psz): New constraints.
19408 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19409 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19411 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19413 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19414 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19416 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19418 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19419 (prefetch_sh2a): New.
19421 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19422 Naveen.H.S <naveen.hs@kpitcummins.com>
19424 * config/sh/constraints.md (I28): New constraint.
19425 * config/sh/sh.c (broken_move): Add support for movi20s.
19426 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19428 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19429 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19430 Naveen.H.S <naveen.hs@kpitcummins.com>
19432 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19433 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19434 (print_operand): Handle resbank in %@ operand code.
19435 (sh_encode_section_info): New.
19436 (push_regs): Add conditions for resbank.
19437 (sh_expand_epilogue): Likewise.
19438 (sh_insert_attributes): Likewise.
19439 (sh_attribute_table): Likewise.
19440 (sh_handle_resbank_handler_attribute): New.
19441 (sh2a_handle_function_vector_handler_attribute): New.
19442 (sh2a_is_function_vector_call): New.
19443 (sh2a_get_function_vector_number): New.
19444 (sh2a_function_vector_p): New.
19445 (sh_cfun_resbank_handler_p): New.
19446 * config/sh/sh.md (calli): Emit jsr/n if possible.
19447 (calli_tbr_rel): New.
19448 (calli_pcrel): Emit jsr/n if possible.
19449 (return_i): Emit rts/n if possible.
19450 (call_valuei_tbr_rel): New.
19451 (call_valuei_pcrel): Add condition for SH2A target.
19452 (call_value): Likewise.
19453 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19454 (sh2a_get_function_vector_number): Likewise.
19455 (sh2a_is_function_vector_call): Likewise.
19456 * doc/extend.texi: Document TBR relative addressing of SH2A.
19457 (resbank): Add description for SH2A.
19459 2008-03-24 Richard Guenther <rguenther@suse.de>
19462 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19463 pointer assignments change conversions according to middle-end rules.
19464 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19465 * configure.ac: Include type checking in yes.
19466 * configure: Regenerate.
19468 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19470 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19471 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19473 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19475 * gthr-vxworks.h (UNUSED): Define.
19477 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19479 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19481 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19483 * doc/extend.texi (Function Attributes): Add missing comma in the
19484 example of the "alloc_size" attribute.
19486 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19489 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19491 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19494 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19497 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19498 of the underlying type of a MS bitfield layout to the natural
19499 alignment of the type.
19501 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19503 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19504 to their natural alignment to avoid store forwarding stalls.
19506 2008-03-22 Richard Guenther <rguenther@suse.de>
19508 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19509 For PHI nodes verify the address is invariant.
19510 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19511 (get_symbol_constant_value): Use is_gimple_min_invariant.
19512 (maybe_fold_stmt_indirect): Likewise.
19514 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19516 PR rtl-optimization/33927
19517 * Makefile.in (dse.o): Depend on $(TM_P_H).
19518 * expr.h (extract_low_bits): Declare.
19519 * expmed.c (extract_low_bits): New function.
19520 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19521 * dse.c: Include tm_p.h.
19522 (find_shift_sequence): Remove the read_reg argument and return the
19523 read value. Emit the instructions instead of returning them.
19524 Iterate on new_mode rather than calculating it each time.
19525 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19526 source to NEW_MODE and extract_low_bits to convert the shifted
19527 value to READ_MODE.
19528 (replace_read): Allow the load and store to have different mode
19529 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19530 or extraction instructions before trying the replacement. Update
19531 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19533 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19535 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19536 to their natural alignment to avoid store forwarding stalls.
19538 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19541 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19542 encouraging but not allowing gprs for input;
19543 change the input constraint to !f#r.
19544 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19546 change the output constraint to !f#r.
19548 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19551 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19552 corresponding post-reload splitters.
19553 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19554 when x87 FP math is selected.
19555 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19556 New function prototype.
19557 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19558 unreachable function to ease macroization of insn patterns.
19560 2008-03-21 Martin Jambor <mjambor@suse.cz>
19562 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19563 reference dumps if ddr is NULL or dependence is unknown.
19565 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19567 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19568 unsigned extension into account.
19569 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19570 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19571 Do computations on a scratch register.
19573 2008-03-21 Richard Guenther <rguenther@suse.de>
19575 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19576 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19577 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19578 * tree-ssa-dom.c (record_equality): Likewise.
19579 * tree-inline.c (copy_body_r): Likewise.
19580 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19583 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19585 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19586 as 'delete_unused' argument.
19588 2008-03-20 Richard Guenther <rguenther@suse.de>
19590 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19591 special casing of constant qualifiers.
19592 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19593 care about them in general.
19594 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19595 regardless of their type.
19596 (fold_stmt_r): Forcefully fold *& if we end up with that.
19598 2008-03-20 Paul Brook <paul@codesourcery.com>
19600 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19601 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19603 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19605 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19606 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19608 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19610 * common.opt (Wmudflap): New option.
19611 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19612 (mx_register_decls): Likewise.
19613 (mudflap_finish_file): Likewise.
19614 * doc/invoke.texi: Document -Wno-mudflap.
19616 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19618 * c-format.c (replace_format_name_to_system_name): New.
19619 (cmp_attribs): New.
19620 (convert_format_name_to_system_name): New.
19621 (decode_format_attr): Add use of convert_format_name_to_system_name.
19622 (format_types_orig): Add gnu_ prefix to names.
19623 (check_format_info_main): Special treating of \0 escaped names for
19624 supporting multi-character format specifiers as I32, I64.
19625 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19626 (gnu_target_overrides_format_attributes): New.
19627 * c-format.h: Add structure target_ovr_attr to hold
19628 system specific formatter names.
19629 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19630 msformat-c.o file to c_target_objs and cxx_target_objs.
19631 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19632 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19633 (TARGET_N_FORMAT_TYPES): New.
19634 * config/i386/msformat-c.c: New.
19635 * config/i386/t-cygming: Add build rule for msformat-c.o.
19636 * doc/extend.texi: Add new format names gnu_* and ms_* and
19638 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19640 2008-03-20 Ira Rosen <irar@il.ibm.com>
19642 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19643 optimizations turned on under -O3.
19644 (ftree-vectorize): Add that the flag is turned on with -O3.
19646 2008-03-20 Ben Elliston <bje@au.ibm.com>
19648 * regmove.c (try_auto_increment): Fix spelling error in comment.
19649 * final.c (final_scan_insn): Likewise.
19651 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19654 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19655 allocator preferences for "y" and "r" class registers.
19656 ("*mov<mode>_internal"): Ditto.
19657 ("*movv2sf_internal_rex64"): Ditto.
19658 ("*movv2sf_internal"): Ditto.
19660 2008-03-19 Michael Matz <matz@suse.de>
19662 PR middle-end/35616
19663 * calls.c (expand_call): Check overlap of arguments with call
19664 address for sibcalls.
19666 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19669 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19670 of the underlying type of a MS bitfield layout to the natural
19671 alignment of the type.
19673 2008-03-19 Jan Hubicka <jh@suse.cz>
19676 * toplev.c (decode_d_option): Handle all CPP flags.
19677 * tree-vrp.c: Update tree_pass descriptors.
19678 * regrename.c: Update tree_pass descriptors.
19679 * fwprop.c: Update tree_pass descriptors.
19680 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19681 * tree-into-ssa.c: Update tree_pass descriptors.
19682 * tree-dump.c: Update tree_pass descriptors.
19683 * tree-complex.c: Update tree_pass descriptors.
19684 * tree-dump.h: Update tree_pass descriptors.
19685 * see.c: Update tree_pass descriptors.
19686 * cgraphbuild.c: Update tree_pass descriptors.
19687 * tracer.c: Update tree_pass descriptors.
19688 * tree-loop-distribution.c: Update tree_pass descriptors.
19689 * cgraph.c: Update tree_pass descriptors.
19690 * postreload-gcse.c: Update tree_pass descriptors.
19691 * postreload.c: Update tree_pass descriptors.
19692 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19693 * tree-tailcall.c: Update tree_pass descriptors.
19694 * tree-pass.h (tree_opt_pass): Rename to ...
19695 (opt_pass) ... this one; add "type" field and remove letter field.
19696 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19697 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19698 all_lowering_passes): Update declaration.
19699 * ipa-cp.c: Update tree_pass descriptors.
19700 * final.c: Update tree_pass descriptors.
19701 * omp-low.c: Update tree_pass descriptors.
19702 * tree-ssa-dse.c: Update tree_pass descriptors.
19703 * ipa-reference.c: Update tree_pass descriptors.
19704 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19705 * auto-inc-dec.c: Update tree_pass descriptors.
19706 * reorg.c: Update tree_pass descriptors.
19707 * cgraphunit.c: Update tree_pass descriptors.
19708 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19709 * tree-ssa-ccp.c: Update tree_pass descriptors.
19710 * df-core.c: Update tree_pass descriptors.
19711 * mode-switching.c: Update tree_pass descriptors.
19712 * tree-nomudflap.c: Update tree_pass descriptors.
19713 * modulo-sched.c: Update tree_pass descriptors.
19714 * ipa-pure-const.c: Update tree_pass descriptors.
19715 * cse.c: Update tree_pass descriptors.
19716 * web.c: Update tree_pass descriptors.
19717 * tree-stdarg.c: Update tree_pass descriptors.
19718 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19719 * tree-ssa-dom.c: Update tree_pass descriptors.
19720 * tree-nrv.c: Update tree_pass descriptors.
19721 * tree-ssa-alias.c: Update tree_pass descriptors.
19722 * loop-init.c: Update tree_pass descriptors.
19723 * gimple-low.c: Update tree_pass descriptors.
19724 * ipa-inline.c: Update tree_pass descriptors.
19725 * tree-ssa-sink.c: Update tree_pass descriptors.
19726 * global.c: Update tree_pass descriptors.
19727 * ifcvt.c: Update tree_pass descriptors.
19728 * jump.c: Update tree_pass descriptors.
19729 * predict.c: Update tree_pass descriptors.
19730 * tree-ssa-loop.c: Update tree_pass descriptors.
19731 * recog.c: Update tree_pass descriptors.
19732 * dse.c: Update tree_pass descriptors.
19733 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19734 * tree-eh.c: Update tree_pass descriptors.
19735 * regmove.c: Update tree_pass descriptors.
19737 * function.c: Update tree_pass descriptors.
19738 * tree-vectorizer.c: Update tree_pass descriptors.
19739 * gcse.c: Update tree_pass descriptors.
19740 * ipa-type-escape.c: Update tree_pass descriptors.
19741 * tree-if-conv.c: Update tree_pass descriptors.
19742 * init-regs.c: Update tree_pass descriptors.
19743 * ipa.c: Update tree_pass descriptors.
19744 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19745 * rtl-factoring.c: Update tree_pass descriptors.
19746 * lower-subreg.c: Update tree_pass descriptors.
19747 * bt-load.c: Update tree_pass descriptors.
19748 * tree-dfa.c: Update tree_pass descriptors.
19749 * except.c: Update tree_pass descriptors.
19750 * emit-rtl.c: Update tree_pass descriptors.
19751 * cfgexpand.c: Update tree_pass descriptors.
19752 * tree-cfgcleanup.c: Update tree_pass descriptors.
19753 * cfgcleanup.c: Update tree_pass descriptors.
19754 * tree-ssa-pre.c: Update tree_pass descriptors.
19755 * tree-sra.c: Update tree_pass descriptors.
19756 * tree-mudflap.c: Update tree_pass descriptors.
19757 * tree-ssa-copy.c: Update tree_pass descriptors.
19758 * cfglayout.c: Update tree_pass descriptors.
19759 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19760 * tree-ssa-dce.c: Update tree_pass descriptors.
19761 * tree-ssa.c: Update tree_pass descriptors.
19762 * regclass.c: Update tree_pass descriptors.
19763 * integrate.c: Update tree_pass descriptors.
19764 * tree-optimize.c: Update tree_pass descriptors.
19765 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19766 * tree-object-size.c: Update tree_pass descriptors.
19767 * combine.c: Update tree_pass descriptors.
19768 * tree-outof-ssa.c: Update tree_pass descriptors.
19769 * bb-reorder.c: Update tree_pass descriptors.
19770 * stack-ptr-mod.c: Update tree_pass descriptors.
19771 * var-tracking.c: Update tree_pass descriptors.
19772 * tree-profile.c: Update tree_pass descriptors.
19773 * tree-vect-generic.c: Update tree_pass descriptors.
19774 * reg-stack.c: Update tree_pass descriptors.
19775 * sched-rgn.c: Update tree_pass descriptors.
19776 * tree-ssa-structalias.c: Update tree_pass descriptors.
19777 * tree-cfg.c: Update tree_pass descriptors.
19778 * passes.c (current_pass): Update declaration.
19779 (finish_optimization_passes): Update.
19780 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19781 (register_one_dump_file, register_dump_files_1, next_pass_1):
19783 (init_optimization_passes): Update handling of new types.
19784 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19785 * ipa-struct-reorg.c: Update tree_pass descriptors.
19786 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19787 * combine-stack-adj.c: Update tree_pass descriptors.
19788 * cfgrtl.c: Update tree_pass descriptors.
19789 * dce.c: Update tree_pass descriptors.
19790 * tree-ssanames.c: Update tree_pass descriptors.
19792 2008-03-19 Richard Guenther <rguenther@suse.de>
19794 PR middle-end/35609
19795 * tree-ssa.c (walk_data): New structure.
19796 (warn_uninitialized_var): If not always_executed warn with "maybe"
19798 (execute_early_warn_uninitialized): Compute post-dominators.
19799 Initialize always_executed before processing each basic block.
19801 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19804 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19805 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19807 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19809 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19811 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19813 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19815 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19816 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19817 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19818 target after ignore has been set, and move there also the commputation
19819 of subtarget and original_target.
19820 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19821 (LANG_HOOKS_INITIALIZER): Remove it.
19822 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19824 2008-03-18 Richard Guenther <rguenther@suse.de>
19826 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19827 found an expression with constants, note that in the VN for the lhs.
19828 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19829 fold them to constants if possible. Run cleanup_cfg if done so.
19830 (execute_pre): Return todo.
19831 (do_pre): Likewise.
19832 (execute_fre): Likewise.
19833 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19835 (get_prop_source_stmt): Look through pointer conversions.
19837 2008-03-18 Jan Hubicka <jh@suse.cz>
19839 * tree-pretty-print.c: Include predict.h.
19840 (dump_generic_node): Dump predictor.
19841 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19842 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19843 * gimple-low.c (lower_stmt): Likewise.
19844 * expr.c (expand_expr_real): Likewise.
19845 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19847 (build_predict_expr, build_predict_expr): New.
19848 * predict.h (predictor_name, build_predict_expr): Update.
19849 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19850 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19851 * predict.def (PRED_CONTINUE): Update hitrate.
19852 * tree.def (PREDICT_EXPR): Define.
19853 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19854 do not handle BIND_EXPR.
19855 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19856 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19857 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19860 2008-03-18 Michael Matz <matz@suse.de>
19862 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19864 2008-03-18 Richard Guenther <rguenther@suse.de>
19866 * tree-gimple.h (is_gimple_invariant_address): Declare.
19867 (is_gimple_constant): Likewise.
19868 * tree-gimple.c (is_gimple_constant): New function.
19869 (is_gimple_invariant_address): Likewise.
19870 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19871 and is_gimple_invariant_address.
19872 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19874 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19875 an addressable base.
19877 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19879 PR middle-end/35611
19880 * gimplify.c (gimplify_expr): Gimplify second operand of
19883 2008-03-17 Richard Guenther <rguenther@suse.de>
19885 PR tree-optimization/19637
19886 * fold-const.c (fold_unary): Remove restrictions of removing
19887 intermediate pointer-conversions (P2)(P1)P0.
19888 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19889 conversion to void pointer.
19890 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19892 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19895 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19896 emulated thread local variables.
19898 2008-03-16 Richard Guenther <rguenther@suse.de>
19900 PR middle-end/35607
19901 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19902 expand TREE_INVARIANT operations that are not gimple invariant.
19904 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19906 * doc/extend.texi (Alignment): Say that the ABI controls
19907 the __alignof__ for non-strict-alignment targets rather
19908 than being a recommendation.
19910 2008-03-15 Paul Brook <paul@codesourcery.com>
19912 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19914 (arm_output_fn_unwind): Mark functions that can not be unwound.
19916 2008-03-15 Paul Brook <paul@codesourcery.com>
19918 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19919 extension instructions.
19921 2008-03-15 Richard Guenther <rguenther@suse.de>
19923 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19924 and fold constant aggregate refs.
19925 (fold_const_aggregate_ref): Handle string constants
19926 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19927 (evaluate_stmt): Simplify now that ccp_fold folds constant
19930 2008-03-15 Paul Brook <paul@codesourcery.com>
19932 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19933 (extzv): Use gen_extzv_t2.
19934 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19936 2008-03-15 Richard Guenther <rguenther@suse.de>
19938 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19939 (fold_const_aggregate_ref): Likewise.
19940 (get_value): Return NULL if we don't have any values.
19941 (ccp_finalize): Set const_val to NULL after freeing it.
19942 * tree-flow.h (get_symbol_constant_value): Declare.
19943 (fold_const_aggregate_ref): Likewise.
19944 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19946 2008-03-15 Richard Guenther <rguenther@suse.de>
19948 PR middle-end/35593
19949 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19950 to not produce negative array indices if not allowed. Add
19951 parameter to indicate that.
19952 (maybe_fold_offset_to_component_ref): Allow negative array
19953 indices only for the first member of a structure.
19954 (maybe_fold_offset_to_reference): Allow negative array indices.
19955 (maybe_fold_stmt_addition): Likewise.
19957 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19958 Anatoly Sokolov <aesok@post.ru>
19960 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19961 (avr_arch): Add ARCH_AVR6.
19962 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19963 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19964 instead of fixed value 2.
19965 (print_operand_address): Use gs() asm specifier instead of pm().
19966 (avr_assemble_integer): (Ditto.).
19967 (avr_output_addr_vec_elt): (Ditto.).
19968 (print_operand): Handle "!" code.
19969 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19970 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19971 (AVR_HAVE_EIJMP_EICALL): Define.
19972 (AVR_3_BYTE_PC): Redefine.
19973 (AVR_2_BYTE_PC): (Ditto.).
19974 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19975 (LINK_SPEC): Add atmega2560 and atmega2561.
19976 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19978 * config/avr/avr.md (call_insn): Use eicall instead of icall
19979 for 3 byte PC devices.
19980 (call_value_insn): (Ditto.).
19981 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19982 (indirect_jump): Use only for for 2 byte PC devices.
19983 (*tablejump): (Ditto.).
19984 (*indirect_jump_avr6): Add insn.
19985 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19986 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19987 instead of ijmp for 3 byte PC devices.
19988 (__tablejump2__): (Ditto.).
19989 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19990 (MULITLIB_DIRNAMES): (Ditto.).
19991 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19993 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19995 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19996 "sse2_umulsidi3". Use V1DI mode for operand 0.
19997 ("mmx_psadbw"): Use V1DI mode for operand 0.
19998 * config/i386/i386-modes.def (V1SI): New vector mode.
19999 * config/i386/i386.c (struct builtin_description)
20000 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20001 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20002 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20003 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20004 v1di_ftype_v8qi_v8qi type.
20005 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20007 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20008 __builtin_ia32_pmuludq]: Fix the mode of return value.
20010 2008-03-15 Richard Guenther <rguenther@suse.de>
20012 PR middle-end/35595
20013 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20016 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20018 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20019 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20020 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20021 unless TARGET_SERIALIZE_VOLATILE is enabled.
20022 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20023 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20024 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20026 2008-03-14 Richard Guenther <rguenther@suse.de>
20028 PR tree-optimization/34172
20029 * tree-flow.h (refs_may_alias_p): Declare.
20030 (get_single_def_stmt): Likewise.
20031 (get_single_def_stmt_from_phi): Likewise.
20032 (get_single_def_stmt_with_phi): Likewise.
20033 * tree-dfa.c (refs_may_alias_p): New function.
20034 (get_single_def_stmt): Likewise.
20035 (get_single_def_stmt_from_phi): Likewise.
20036 (get_single_def_stmt_with_phi): Likewise.
20037 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20038 (vn_reference_lookup_1): New helper function.
20039 (vn_reference_lookup): Walk the virtual use-def chain to
20040 continue searching for a match if the def does not alias the
20041 reference we are looking for.
20043 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20045 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20046 archive and Perzl. Update The Written Word listing.
20048 2008-03-14 Richard Guenther <rguenther@suse.de>
20050 PR tree-optimization/34043
20051 PR tree-optimization/33989
20052 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20054 (bitmap_find_leader): Use extra argument to verify dominance
20055 relationship inside a basic-block.
20056 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20057 (find_leader_in_sets): Adjust.
20058 (create_component_ref_by_pieces): Take extra argument for
20059 dominance check, handle lookup failures.
20060 (find_or_generate_expression): Likewise.
20061 (create_expression_by_pieces): Likewise.
20062 (insert_into_preds_of_block): Adjust.
20063 (create_value_expr_from): If asked for, verify all operands
20064 are in the blocks AVAIL_OUT set.
20065 (make_values_for_stmt): Check for SSA_NAMEs that are life
20066 over an abnormal edge.
20067 (compute_avail): Remove such check.
20068 (do_SCCVN_insertion): New function.
20069 (eliminate): If we do not find a leader suitable for replacement
20070 insert a replacement expression from SCCVN if available.
20071 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20072 (struct vn_ssa_aux): Add needs_insertion flag.
20073 * tree-ssa-sccvn.c (may_insert): New global flag.
20074 (copy_reference_ops_from_ref): Value-number union member access
20075 based on its size, not type and member if insertion is allowed.
20076 (visit_reference_op_load): For a weak match from union type
20077 punning lookup a view-converted value and insert a SSA_NAME
20078 for that value if that is not found.
20079 (visit_use): Make dumps shorter. Do not disallow value numbering
20080 SSA_NAMEs that are life over an abnormal edge to constants.
20081 (free_scc_vn): Release inserted SSA_NAMEs.
20082 (run_scc_vn): New flag to specify whether insertion is allowed.
20083 Process SSA_NAMEs in forward order.
20084 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20085 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20086 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20087 pointer type to/from integral types that do not change the
20088 precision to regular conversions.
20090 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20092 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20093 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20094 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20095 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20096 input arguments and the mode of return value. Built-in functions
20097 that operate on whole 64-bit MMX register now use V1DI mode.
20099 2008-03-13 Alon Dayan <alond@il.ibm.com>
20100 Olga Golovanevsky <olga@il.ibm.com>
20102 PR tree-optimization/35041
20103 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20104 to locate the right position in a statement.
20106 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20110 * config/i386/xmmintrin.h: Change all static inline functions to
20111 extern inline and add __gnu_inline__ attribute.
20112 * config/i386/bmintrin.h: Ditto.
20113 * config/i386/smmintrin.h: Ditto.
20114 * config/i386/tmmintrin.h: Ditto.
20115 * config/i386/mmintrin-common.h: Ditto.
20116 * config/i386/ammintrin.h: Ditto.
20117 * config/i386/emmintrin.h: Ditto.
20118 * config/i386/pmmintrin.h: Ditto.
20119 * config/i386/mmintrin.h: Ditto.
20120 * config/i386/mm3dnow.h: Ditto.
20122 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20124 PR middle-end/35185
20125 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20126 (lower_omp_2): New function.
20127 (lower_omp_1, lower_omp): Rewritten.
20129 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20132 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20133 with the phrase "Microsoft Windows compilers".
20134 (Push/Pop Macro Pragmas): New subsection. Document
20135 #pragma push_macro and pragma pop_macro.
20137 2008-03-12 Paul Brook <paul@codesourcery.com>
20139 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20141 2008-03-12 Paul Brook <paul@codesourcery.com>
20143 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20144 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20145 (thumb2_addsi_shortim): Rename ...
20146 (thumb2_addsi_short): ... to this. Allow register operands.
20147 (thumb2_subsi_short): New pattern.
20148 (thumb2_one_cmplsi2_short,
20149 thumb2_negsi2_short): New patterns and peepholes.
20151 2008-03-12 Paul Brook <paul@codesourcery.com>
20153 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20155 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20157 * config/i386/i386.md (int_cond): New code iterator.
20159 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20160 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20161 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20162 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20163 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20164 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20165 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20166 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20168 2008-03-12 Paul Brook <paul@codesourcery.com>
20170 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20171 instead of {arm,thumb}_compute_save_reg_mask.
20172 (output_return_instruction): Ditto.
20173 (thumb_unexpanded_epilogue): Ditto.
20174 (thumb1_expand_prologue): Ditto.
20175 (thumb1_output_function_prologue): Ditto.
20176 (arm_set_return_address): Ditto.
20177 (thumb_set_return_address): Ditto.
20178 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20179 regs to achieve stack alignment.
20180 (thumb1_compute_save_reg_mask): Fix compiler warning.
20181 (arm_output_epilogue): Use offsets->saved_regs_mask.
20182 Adjust stack pointer by poping call clobered registers.
20183 (arm_expand_prologue): Use offsets->saved_regs_mask.
20184 Adjust stack pointer by pushing extra registers.
20185 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20187 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20190 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20191 conversion to the operands of a multiplication.
20193 2008-03-12 Richard Guenther <rguenther@suse.de>
20195 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20196 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20197 * timevar.def (TV_TREE_PHIPROP): Add.
20198 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20199 pass description. Use TV_TREE_PHIPROP.
20200 * tree-ssa-forwprop.c: Remove phiprop code.
20202 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20204 PR middle-end/35549
20205 * omp-low.c (maybe_lookup_decl): Constify first argument.
20206 (use_pointer_for_field): Change last argument from bool to
20207 omp_context *. Disallow shared copy-in/out in nested
20208 parallel if decl is shared in outer parallel too.
20209 (build_outer_var_ref, scan_sharing_clauses,
20210 lower_rec_input_clauses, lower_copyprivate_clauses,
20211 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20213 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20214 Ira Rosen <irar@il.ibm.com>
20216 * tree-vectorizer.c (free_stmt_vec_info): New function.
20217 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20218 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20219 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20220 * tree-vect-transform.c (vectorizable_conversion): Free
20221 vec_oprnds0 if it was allocated.
20222 (vect_permute_store_chain): Remove unused VECs.
20223 (vectorizable_store): Free VECs that are allocated in the..
20225 (vect_transform_strided_load, vectorizable_load): Likewise.
20226 (vect_remove_stores): Simplify the code.
20227 (vect_transform_loop): Move code to vect_remove_stores().
20228 Call vect_remove_stores() and free_stmt_vec_info().
20230 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20232 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20233 TARGET_HPUX. Revise comment.
20234 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20235 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20236 Use sr4 variant of `be' instruction when not generating PIC code.
20237 (attr_length_call): Adjust for above change.
20239 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20241 * ipa-reference.c (static_execute): Remove module_statics_const and
20242 associated setting code.
20244 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20247 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20248 predicate for operand 1.
20249 (paritysi2_cmp): Use register_operand predicate for operand 2.
20250 Use earlyclobber modifier for operand 1. Remove support for
20252 (paritydi2_cmp): Use register_operand predicate for operand 3.
20253 Use earlyclobber modifier for operand 1. Remove support for
20256 2008-03-11 Paul Brook <paul@codesourcery.com>
20257 Vladimir Prus <vladimir@codesourcery.com>
20259 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20260 (arm_compute_save_reg0_reg12_mask): Always
20261 check if register 11 must be saved. Always safe hard frame pointer
20262 when frame_pointer_needeed.
20263 (arm_compute_save_reg_mask): Save IP and PC
20264 only with apcs frames.
20265 (arm_output_epilogue): Adjust Thumb2 codepath to
20266 be also invoked and work for ARM non-apcs frames.
20267 (arm_expand_prologue): Don't bother saving IP
20268 for non-apcs frame, since it's not clobbered by
20269 prologue code. Implement non-apcs frame
20272 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20274 PR rtl-optimization/35281
20275 * expr.c (convert_move): Use a new pseudo for the intermediate
20276 from_mode->word_mode result.
20278 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20280 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20281 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20282 * toplev.c (compile_file): Don't call it.
20284 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20286 PR middle-end/35526
20287 * expr.c (store_expr): Call emit_block_move if the mode
20288 of "temp" RTX is BLKmode.
20290 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20291 Richard Guenther <rguenther@suse.de>
20293 PR tree-optimization/31358
20294 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20295 the step with a NULL_TREE.
20296 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20297 to sizetype if type is a pointer type.
20298 (add_candidate_1): Don't convert the base and step to
20299 the generic type if the orginal type is a pointer type.
20300 (add_iv_value_candidates): Use sizetype for the step
20301 if type is a pointer type.
20302 (cand_value_at): Likewise.
20303 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20305 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20306 Don't convert the tem affine to the type.
20307 (add_elt_to_tree): Use sizetype for the step if a pointer.
20308 Use POINTER_PLUS_EXPR for pointers.
20309 (aff_combination_to_tree): Use sizetype for the step if a
20312 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20314 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20315 Remove commutativity hint.
20317 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20321 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20322 errorneous type. Check that v is a VAR_DECL.
20324 PR middle-end/35099
20325 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20327 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20329 PR tree-optimization/35494
20330 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20331 may be overriden at link and run time.
20333 2008-03-10 Richard Guenther <rguenther@suse.de>
20335 PR tree-optimization/34677
20336 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20337 (poolify_tree): Likewise.
20338 (modify_expr_template): Likewise.
20339 (poolify_modify_stmt): Likewise.
20340 (insert_fake_stores): Handle all component-ref style stores
20341 in addition to INDIRECT_REF. Also handle complex types.
20342 Do not poolify the inserted load.
20343 (realify_fake_stores): Do not rebuild the tree but only
20344 make it a SSA_NAME copy.
20345 (init_pre): Remove initialzation of modify_expr_template.
20346 Do not allocate modify_expr_node_pool.
20347 (fini_pre): Do not free modify_expr_node_pool.
20349 2008-03-10 Paul Brook <paul@codesourcery.com>
20351 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20352 to avoid conflicts.
20354 2008-03-10 Paul Brook <paul@codesourcery.com>
20355 Mark Shinwell <shinwell@codesourcery.com>
20357 * config/arm/cortex-r4.md: New.
20358 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20360 * config/arm/arm.md: Include cortex-r4.md.
20361 (insn): Add smmls, sdiv and udiv values.
20362 (generic_sched): Don't use generic scheduling for Cortex-R4.
20363 (arm_issue_rate): New function.
20364 (TARGET_SCHED_ISSUE_RATE): Define.
20366 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20368 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20370 2008-03-10 Richard Guenther <rguenther@suse.de>
20372 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20373 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20375 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20377 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20378 Set default to true.
20380 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20382 * c.opt (Wsynth): Deprecate.
20383 * doc/invoke.texi (Option Summary, Warning Options): Document
20384 -Wno-format-contains-nul.
20386 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20389 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20390 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20392 2008-03-09 Ira Rosen <irar@il.ibm.com>
20394 * config/rs6000/rs6000.c (builtin_description): Rename vector
20395 left shift operations.
20396 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20397 (altivec_vsl<VI_char>): Rename to ...
20398 (ashl<mode>3): ... new name.
20399 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20401 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20403 2008-03-08 Richard Guenther <rguenther@suse.de>
20405 * coverage.h (tree_coverage_counter_addr): Declare.
20406 * coverage.c (tree_coverage_counter_addr): New function.
20407 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20408 before using again.
20409 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20410 (tree_gen_one_value_profiler): Likewise.
20411 (tree_gen_ic_profiler): Likewise.
20412 (tree_gen_average_profiler): Likewise.
20413 (tree_gen_ior_profiler): Likewise.
20415 2008-03-08 Richard Guenther <rguenther@suse.de>
20417 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20418 (vn_binary_op_insert): Likewise.
20419 (vn_unary_op_lookup): Likewise.
20420 (vn_unary_op_insert): Likewise.
20421 (vn_nary_op_lookup): Declare.
20422 (vn_nary_op_insert): Likewise.
20423 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20424 and binary hashes, use a single obstack for unary_op_pool
20425 and binary_op_pool.
20426 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20427 a single struct vn_nary_op_s. Store tree code length and
20428 a variable number of operands.
20429 (struct vn_reference_op_struct): Remove unused op2.
20430 (vn_reference_op_eq): Do not compare op2.
20431 (vn_reference_op_compute_hash): Do not compute hash of op2.
20432 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20433 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20434 with vn_nary_op_compute_hash.
20435 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20436 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20438 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20440 (visit_unary_op): Call nary functions.
20441 (visit_binary_op): Likewise.
20442 (process_scc): Adjust for struct vn_tables_s changes.
20443 (allocate_vn_table): Likewise.
20444 (free_vn_table): Likewise.
20445 * tree-vn.c (vn_add): Call nary functions.
20446 (vn_lookup): Likewise.
20448 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20451 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20452 wdst back after sync_compare_and_swapqhi_internal.
20454 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20457 * config/i386/i386-modes.def (V1DI): New vector mode.
20458 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20459 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20460 (MMXMODE248): Ditto.
20461 (MMXMODE): Add V1DI mode.
20462 (mmxvecsize): Change DI mode to V1DI mode.
20463 ("mov<mode>): Use MMXMODEI8 mode iterator.
20464 ("*mov<mode>_internal_rex64"): Ditto.
20465 ("*mov<mode>_internal"): Ditto.
20466 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20467 ("mmx_sub<mode>3"): Ditto.
20468 ("mmx_adddi3"): Remove insn pattern.
20469 ("mmx_subdi3"): Ditto.
20470 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20471 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20472 ("mmx_ashl<mode>3"): Ditto.
20473 ("mmx_lshrdi3"): Remove insn pattern.
20474 ("mmx_ashldi3"): Ditto.
20475 * config/i386/i386.c (classify_argument): Handle V1DImode.
20476 (function_arg_advance_32): Ditto.
20477 (function_arg_32): Ditto.
20478 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20479 mmx_addv1di3 insn pattern.
20480 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20481 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20482 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20483 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20484 Remove definitions of built-in functions.
20485 (V1DI_type_node): New node.
20486 (v1di_ftype_v1di_int): Ditto.
20487 (v1di_ftype_v1di_v1di): Ditto.
20488 (v2si_ftype_v2si_si): Ditto.
20489 (v4hi_ftype_v4hi_di): Remove node.
20490 (v2si_ftype_v2si_di): Ditto.
20491 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20492 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20493 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20494 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20495 Add new builtins using def_builtin_const.
20496 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20497 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20498 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20499 * config/i386/mmintrin.h (__v1di): New typedef.
20500 (_mm_add_si64): Cast arguments to __v1di type.
20501 (_mm_sub_si64): Ditto.
20502 (_mm_sll_pi16): Cast __count to __v4hi type.
20503 (_mm_sll_pi32): Cast __count to __v2si type.
20504 (_mm_sll_si64): Cast arguments to __v1di type.
20505 (_mm_srl_pi16): Cast __count to __v4hi type.
20506 (_mm_srl_pi32): Cast __count to __v2si type.
20507 (_mm_srl_si64): Cast arguments to __v1di type.
20508 (_mm_sra_pi16): Cast __count to __v4hi type.
20509 (_mm_sra_pi32): Cast __count to __v2si type.
20510 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20511 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20512 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20513 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20514 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20515 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20516 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20517 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20518 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20519 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20520 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20521 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20523 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20525 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20527 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20530 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20531 reg+const addressing for Altivec modes. Don't generate reg+reg
20532 addressing for TFmode or TDmode quantities.
20534 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20536 * c-common.c (vector_types_convertible_p): Call langhook
20537 instead of comptypes.
20539 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20542 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20543 integral and scalar float variables which have a
20546 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20548 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20549 dwarf_register_span hook when emitting unwind information for
20550 register-to-memory saves.
20551 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20552 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20554 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20556 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20557 for the same VAR_DECL.
20559 2008-03-06 Tom Tromey <tromey@redhat.com>
20561 * treelang: Delete.
20562 * doc/standards.texi (Standards): Don't mention treelang.
20563 * doc/invoke.texi (Overall Options): Don't mention treelang.
20564 * doc/install.texi (Prerequisites): Don't mention bison or
20566 (Configuration): Don't mention treelang.
20567 (Building): Likewise.
20568 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20570 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20572 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20573 word-extractions out of a multi-word object.
20575 2008-03-06 Richard Guenther <rguenther@suse.de>
20577 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20578 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20579 result type and precision.
20580 * expr.c (get_inner_reference): Set unsignedp based on the result
20581 type of BIT_FIELD_REF.
20582 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20583 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20584 (try_instantiate_multiple_fields): Likewise. Use the correct type
20586 (sra_build_assignment): Likewise.
20587 (sra_build_elt_assignment): Likewise.
20588 (sra_explode_bitfield_assignment): Likewise.
20589 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20590 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20591 set BIT_FIELD_REF_UNSIGNED.
20592 (vectorizable_load): Likewise.
20594 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20596 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20599 2008-03-06 Richard Guenther <rguenther@suse.de>
20601 * alias.c (struct alias_set_entry): Move has_zero_child field
20602 to pack with alias_set.
20604 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20606 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20609 2008-03-05 Ian Lance Taylor <iant@google.com>
20611 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20613 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20615 * fwprop.c (update_df): Support width and offset parameters of
20617 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20618 global_conflicts): Change DF_REF_EXTRACT to either
20619 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20620 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20621 * df-scan.c (df_ref_record, df_defs_record,
20622 df_ref_create_structure, df_def_record_1, df_uses_record,
20623 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20624 df_bb_refs_collect, df_entry_block_defs_collect,
20625 df_exit_block_uses_collect): Support new width and offset fields.
20626 (ref_extract_pool): New storage pool.
20627 (df_free_ref): New function.
20628 (df_reg_chain_unlink, df_free_collection_rec,
20629 df_sort_and_compress_refs): Call df_free_ref.
20630 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20632 (df_ref_create_structure): Allocate df_ref_extract if offset and
20633 width fields are used.
20634 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20635 (df_uses_record): Get offset and width from ZERO_EXTRACT
20637 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20638 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20639 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20640 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20641 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20642 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20643 (df_ref_extract): New structure.
20644 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20645 (df_ref_create): Add width and offset parameters.
20647 2008-03-05 Richard Guenther <rguenther@suse.de>
20649 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20650 Use ranges_overlap_p.
20651 (offset_overlaps_with_access): Rename
20652 to ranges_overlap_p and move ...
20653 * tree-flow-inline.h (ranges_overlap_p): ... here.
20655 * tree.h (get_inner_reference, handled_component_p): Update
20658 * tree.h (record_component_aliases, get_alias_set,
20659 alias_sets_conflict_p, alias_sets_must_conflict_p,
20660 objects_must_conflict_p): Move declarations ...
20661 * alias.h (record_component_aliases, get_alias_set,
20662 alias_sets_conflict_p, alias_sets_must_conflict_p,
20663 objects_must_conflict_p): ... here.
20664 Include coretypes.h.
20665 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20667 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20669 * cfg.c: Include tree-flow.h.
20670 (remove_edge_raw): Call redirect_edge_var_map_clear.
20671 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20672 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20673 (redirect_edge_var_map_result): New.
20674 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20675 PENDING_STMT use with redirect_edge_var_map_*.
20676 * tree-ssa.c (edge_var_maps): New definition.
20677 (redirect_edge_var_map_add): New.
20678 (redirect_edge_var_map_clear): New.
20679 (redirect_edge_var_map_dup): New.
20680 (redirect_edge_var_map_vector): New.
20681 (redirect_edge_var_map_destroy): New.
20682 (ssa_redirect_edge): Replace PENDING_STMT use with
20683 redirect_edge_var_map_*.
20684 (flush_pending_stmts): Same.
20685 (delete_tree_ssa): Destroy edge var map.
20686 * tree-flow.h (struct _edge_var_map): New.
20687 Define edge_var_map vector type.
20688 Declare redirect_edge_var_map_* prototypes.
20689 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20690 * tree-cfg.c (reinstall_phi_args): Replace
20691 PENDING_STMT use with redirect_edge_var_map_*.
20693 2008-03-05 Richard Guenther <rguenther@suse.de>
20695 PR tree-optimization/35472
20696 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20697 whose single use_stmt has a overlapping set of loaded and
20698 stored symbols as that use_stmt might be a noop assignment then.
20700 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20702 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20704 2008-03-05 Richard Guenther <rguenther@suse.de>
20707 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20708 should be constants.
20709 * tree-cfg.c (verify_expr): Verify it.
20710 * fold-const.c (fold_truthop): Remove code generating
20711 BIT_FIELD_REFs of structure bases.
20712 (fold_binary): Likewise.
20713 (fold_ternary): Position and size of BIT_FIELD_REFs are
20714 always host integers.
20715 (make_bit_field_ref): Remove.
20716 (optimize_bit_field_compare): Remove.
20717 (all_ones_mask_p): Remove.
20719 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20722 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20723 (split_block_and_df_analyze): New. Split basic block and rebuild
20725 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20727 (split_pattern_seq): Likewise.
20728 (erase_matching_seqs): Likewise.
20729 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20731 2008-03-04 Geoff Keating <geoffk@apple.com>
20733 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20734 declaration and code.
20735 (tree_invalid_nonnegative_warnv_p): Likewise.
20737 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20739 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20740 examples. Truncate option-names then causing overfull hbox.
20742 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20745 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20747 * configure: Rebuilt.
20749 2008-03-04 Rafael EspÃndola <espindola@google.com>
20751 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20752 (tree_unary_nonnegative_warnv_p): New.
20753 (tree_binary_nonnegative_warnv_p): New.
20754 (tree_single_nonnegative_warnv_p): New.
20755 (tree_invalid_nonnegative_warnv_p): New.
20756 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20758 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20761 * opts.c (handle_option): Postpone 'unknown option' errors only for
20764 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20767 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20770 2008-03-04 Rafael EspÃndola <espindola@google.com>
20772 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20773 (tree_binary_nonzero_warnv_p): New.
20774 (tree_single_nonzero_warnv_p): New.
20775 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20777 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20779 PR middle-end/35456
20780 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20781 transformations for modes that have signed zeros.
20782 * ifcvt.c (noce_try_abs): Ditto.
20784 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20786 * config/i386/i386.c (override_options): Force
20787 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20789 2008-03-04 Jan Hubicka <jh@suse.cz>
20792 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20795 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20797 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20798 label to probe the stack.
20800 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20802 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20803 (__gthr_win32_mutex_destroy): Declare.
20804 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20805 __gthr_win32_mutex_destroy.
20806 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20808 2008-03-03 Jan Hubicka <jh@suse.cz>
20811 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20812 aggressive on inlining cold calls.
20814 2008-03-03 Richard Guenther <rguenther@suse.de>
20816 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20817 struct copies into the expression table.
20818 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20819 (try_to_simplify): Likewise.
20820 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20821 integral and pointer arguments which do not change the
20822 precision to NOP_EXPRs.
20823 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20824 VIEW_CONVERT_EXPR case.
20826 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20828 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20829 defined in a loop at depth 0 is invariant.
20830 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20831 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20832 be called at loop depth 0.
20834 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20837 * gcc.c (process_command): Update copyright notice dates.
20838 * gcov.c (print_version): Likewise.
20839 * gcov-dump.c (print_version): Likewise.
20840 * mips-tfile.c (main): Likewise.
20841 * mips-tdump.c (main): Likewise.
20843 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20846 * c-common.c (flag_permissive): Delete.
20847 (constant_expression_warnings): Check flags first.
20848 (constant_expression_error): New.
20849 * c-common.h (flag_permissive): Delete.
20850 (constant_expression_error): Declare.
20851 * flags.h (flag_permissive): Declare. Update description.
20852 * diagnostic.c (pedwarn): Update.
20854 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20855 (permissive_error_kind): New.
20856 * toplev.c (flag_permissive): Define. Update description.
20857 * toplev.h (permissive_error_kind): Declare.
20858 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20859 (pedwarn_c90): Use pedantic_warning_kind.
20860 * c-opts.c (c_common_post_options): flag_permissive does not affect
20861 flag_pedantic_errors.
20863 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20865 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20866 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20867 __absvsi2, __absvDI2): Use unsigned arithmetic.
20869 2008-03-02 Andi Kleen <ak@suse.de>
20870 Richard Guenther <rguenther@suse.de>
20872 * struct-equiv.c: Remove file.
20873 * cfg_cleanup.c (condjump_equiv_p): Remove.
20874 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20875 (struct-equiv.o): Remove rule.
20876 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20877 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20878 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20880 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20882 * ifcvt.c (noce_process_if_block): Try to handle only the then
20883 block if the else block exists but isn't suitable.
20885 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20888 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20889 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20890 regression from previous patch.
20892 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20895 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20897 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20898 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20899 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20900 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20901 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20902 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20903 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20904 (__gthread_mutex_destroy_function): Rename to
20905 __gthread_mutex_destroy.
20906 * gthr-dce.h (__gthread_mutex_destroy): Call
20907 pthread_mutex_destroy.
20908 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20909 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20910 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20912 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20914 * df-scan.c (df_ref_chain_change_bb): Simplify.
20915 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20916 set_block_for_insn if there's any change.
20917 * df.h ((df_insn_change_bb): Fix prototype.
20918 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20919 df_insn_change_bb, don't call set_block_for_insn.
20920 * emit-rtl.c (reorder_insns): Likewise.
20921 * haifa-sched.c (move_insn): Likewise.
20923 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20925 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20927 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20929 * tree-flow-inline.h (next_readonly_imm_use): Return
20930 NULL_USE_OPERAND_P after the end.
20932 2008-03-01 Richard Guenther <rguenther@suse.de>
20934 PR tree-optimization/35411
20935 * tree-sra.c (sra_build_assignment): Split conversion to
20936 final type to a separate statement if we are not assigning
20939 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20941 * fold-const.c (fold_convertible_p): Correct the logic to follow
20942 that in fold_convert().
20944 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20947 * tree-inline.c (build_duplicate_type): When we make a
20948 duplicate type, make it unique in the canonical types system.
20950 2008-02-29 Tom Tromey <tromey@redhat.com>
20952 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20953 input_file_stack_history, input_file_stack_restored): Remove.
20954 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20955 * input.h (struct file_stack): Remove.
20956 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20957 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20959 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20961 (diagnostic_last_module_changed): Add 'map' argument.
20962 (diagnostic_set_last_function): Likewise.
20963 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20964 line map, not input_file_stack.
20965 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20967 2008-02-29 Paul Brook <paul@codesourcery.com>
20969 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20971 2008-02-29 Paul Brook <paul@codesourcery.com>
20973 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20975 2008-02-29 Richard Guenther <rguenther@suse.de>
20977 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20979 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20980 value for comparing for a store match.
20981 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20982 (try_to_simplify): Do not do a full-blown reference lookup.
20984 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20986 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20987 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20989 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20991 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20993 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20994 strides against cache sizes.
20996 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20998 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21001 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21003 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21004 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21005 is smaller than the original promoted value.
21006 (simplify_subreg): If OP is a SUBREG, try to preserve its
21007 SUBREG_PROMOTED_VAR_P information.
21009 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21011 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21012 (VN_INFO_GET): Allocate new objects on the obstack.
21013 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21014 for rpo_numbers_temp, for consistency.
21015 (free_scc_vn): Free the obstack.
21017 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21019 * doc/invoke.texi: Document -ftree-loop-distribution.
21020 * tree-loop-distribution.c: New.
21021 * tree-pass.h (pass_loop_distribution): New.
21022 * graphds.h (struct graph): Add htab_t indices.
21023 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21024 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21025 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21026 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21027 * tree-data-ref.c (debug_data_dependence_relations): New.
21028 (dump_data_dependence_relation): Also print data references.
21029 (free_data_ref): Extern.
21030 (same_access_functions): Moved...
21031 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21032 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21033 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21034 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21035 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21036 (stmts_from_loop): Skip LABEL_EXPR.
21037 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21039 (build_rdg): Initialize rdg->indices htab.
21040 (free_rdg, stores_from_loop, ref_base_address,
21041 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21042 have_similar_memory_accesses_1, ref_base_address_1,
21043 remove_similar_memory_refs): New.
21044 * tree-data-ref.h: Depend on tree-chrec.h.
21045 (debug_data_dependence_relations, free_data_ref): Declared.
21046 (same_access_functions): ... here.
21047 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21049 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21050 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21051 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21052 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21053 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21054 rdg_vertex_for_stmt): Declared.
21055 (struct rdg_edge): Add level.
21057 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21058 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21060 (rdg_has_similar_memory_accesses): New.
21061 * tree-vect-analyze.c: Remove unused static decls.
21062 * lambda.h (dependence_level): New.
21063 * common.opt (ftree-loop-distribution): New.
21064 * tree-flow.h (mark_virtual_ops_in_bb,
21065 slpeel_tree_duplicate_loop_to_edge_cfg,
21066 rename_variables_in_loop): Declared.
21067 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21068 (OBJS-common): Add tree-loop-distribution.o.
21069 (tree-loop-distribution.o): New rule.
21070 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21071 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21072 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21074 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21077 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21078 other than structures and unions.
21080 2008-02-28 Richard Guenther <rguenther@suse.de>
21083 2008-02-26 Richard Guenther <rguenther@suse.de>
21085 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21086 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21087 (lookup_decl_from_uid): Declare.
21088 (remove_decl_from_map): Likewise.
21089 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21090 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21091 (decl_for_uid_map): New global hashtable mapping DECL_UID
21093 (init_ttree): Allocate it.
21094 (insert_decl_to_uid_decl_map): New helper function.
21095 (make_node_stat): Insert new decls into the map.
21096 (copy_node_stat): Likewise.
21097 (lookup_decl_from_uid): New function.
21098 (remove_decl_from_map): Likewise.
21099 (print_decl_for_uid_map_statistics): New helper.
21100 (dump_tree_statistics): Call it.
21102 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21103 (referenced_var_iterator): Adjust.
21104 (FOR_EACH_REFERENCED_VAR): Adjust.
21105 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21106 (num_referenced_vars): Adjust.
21107 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21108 (first_referenced_var): Remove.
21109 (end_referenced_vars_p): Likewise.
21110 (next_referenced_var): Likewise.
21111 (referenced_var_iterator_set): New helper function.
21112 * tree-dfa.c (referenced_var_lookup): Adjust.
21113 (referenced_var_check_and_insert): Likewise.
21114 (remove_referenced_var): Likewise.
21115 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21116 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21117 (verify_call_clobbering): Likewise.
21118 (verify_memory_partitions): Likewise.
21119 (init_tree_ssa): Allocate bitmap instead of hashtable for
21121 (delete_tree_ssa): Adjust.
21122 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21123 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21124 (compute_tag_properties): Likewise.
21125 (set_initial_properties): Likewise.
21126 (find_partition_for): Likewise.
21127 (update_reference_counts): Likewise.
21128 (dump_may_aliases_for): Likewise.
21129 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21130 (add_call_clobber_ops): Likewise.
21131 (add_call_read_ops): Likewise.
21132 (get_asm_expr_operands): Likewise.
21133 * tree-into-ssa.c (dump_decl_set): Likewise.
21134 (update_ssa): Likewise.
21135 * tree-sra.c (scan_function): Likewise.
21136 (decide_instantiations): Likewise.
21137 (scalarize_parms): Likewise.
21138 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21139 (dsa_named_for): Likewise.
21140 * tree-ssa-structalias.c (update_alias_info): Likewise.
21141 (merge_smts_into): Likewise.
21143 2008-02-27 David Daney <ddaney@avtrex.com>
21146 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21147 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21148 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21149 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21150 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21152 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21155 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21156 (BUILT_IN_NEXTTOWARD): Remove.
21157 (BUILT_IN_NEXTTOWARDF): Ditto.
21158 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21159 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21161 2008-02-27 Tom Tromey <tromey@redhat.com>
21163 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21164 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21166 2008-02-27 Jan Beulich <jbeulich@novell.com>
21168 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21169 update the respective field on newdecl.
21171 2008-02-27 Revital Eres <eres@il.ibm.com>
21173 PR rtl-optimization/34999
21174 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21175 crossing edges that ends with a call insn.
21176 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21177 call insn and clear the EDGE_CROSSING flag of the crossing edge
21178 when fixing fallthru edges.
21180 2008-02-27 Richard Guenther <rguenther@suse.de>
21182 PR middle-end/35390
21183 * fold-const.c (fold_unary): Return the correct argument,
21184 converted to the result type.
21186 2008-02-27 Richard Guenther <rguenther@suse.de>
21188 PR middle-end/34971
21189 * expr.c (expand_expr_real_1): Assert on rotates that operate
21191 * fold-const.c (fold_binary): Use the types precision, not the
21192 bitsize of the mode if folding rotate expressions. Build rotates
21193 only for full modes.
21195 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21197 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21198 and CPP_PRAGMA_EOL.
21199 * c-pragma.c (pragma_ns_name): New typedef.
21200 (registered_pp_pragmas): New variable.
21201 (c_pp_lookup_pragma): New function.
21202 (c_register_pragma_1): If flag_preprocess_only, do nothing
21203 for non-expanded pragmas, for expanded ones push pragma's
21204 namespace and name into registered_pp_pragmas vector.
21205 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21206 flag_preprocess_only, don't register GCC pch_preprocess
21207 pragma if flag_preprocess_only.
21208 * c-opts.c (c_common_init): Call init_pragma even if
21209 flag_preprocess_only.
21210 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21211 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21212 cpp_register_pragma if flag_preprocess_only.
21214 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21217 * c-parser.c (c_parser_translation_unit): Warn for empty
21218 translation unit, not empty source file.
21220 2008-02-26 Paul Brook <paul@codesourcery.com>
21222 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21223 operand for Thumb-2.
21224 * config/arm/arm.h (reg_class): Add CORE_REGS.
21225 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21226 (BASE_REG_CLASS): Use CORE_REGS.
21227 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21228 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21229 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21230 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21231 ARM_REGNO_OK_FOR_INDEX_P.
21232 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21233 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21234 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21235 (ldm/stm peepholes): Ditto.
21236 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21237 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21238 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21239 * config/arm/constraints.md: Enable "k" constraint on ARM.
21241 2008-02-27 Ben Elliston <bje@au.ibm.com>
21243 * config/rs6000/rs6000.c: Annotate cache line size field in all
21244 instances of struct processor_costs.
21246 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21248 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21249 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21250 jump_bypass): New counters.
21251 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21252 * dce.c (gate_ud_dce): Same.
21253 (gate_fast_dce): Same.
21254 * dse.c (gate_dse1): New function.
21255 (gate_dse2): New function.
21256 (gate_dse): Merge results of new gate functions.
21257 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21258 (gate_handle_jump_bypass): Add dbg_cnt.
21259 (gate_handle_gcse): Add dbg_cnt.
21260 * ifcvt.c (gate_handle_if_conversion): Same.
21261 (gate_handle_if_after_combine): Same.
21262 (gate_handle_if_after_reload): Same.
21263 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21265 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21267 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21269 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21271 2008-02-26 Jason Merrill <jason@redhat.com>
21274 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21275 alone if it's the naming decl for the type's main variant.
21277 2008-02-26 Tom Tromey <tromey@redhat.com>
21279 * system.h (USE_MAPPED_LOCATION): Poison.
21280 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21281 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21282 (make_goto_expr_edges): Likewise.
21283 (remove_bb): Likewise.
21284 (execute_warn_function_return): Likewise.
21285 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21287 * c-common.c (fname_decl): Remove old location code.
21288 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21290 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21292 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21293 (gen_rtx_ASM_INPUT): Likewise.
21294 (gen_rtx_ASM_INPUT_loc): Likewise.
21295 (get_rtx_asm_OPERANDS): Remove.
21296 * cfglayout.c (insn_locators_alloc): Remove old location code.
21297 (set_curr_insn_source_location): Likewise.
21298 (curr_insn_locator): Likewise.
21299 * print-tree.c (print_node): Remove old location code.
21300 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21301 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21302 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21303 location_from_locus.
21304 (construct_exit_block): Remove old location code.
21305 * emit-rtl.c (force_next_line_note): Remove old location code.
21306 * profile.c (branch_prob): Remove old location code.
21307 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21308 LOC_LINE): Remove old-location variants.
21309 * langhooks.c (lhd_print_error_function): Remove old location
21311 * configure, config.in: Rebuilt.
21312 * configure.ac (--enable-mapped-location): Remove.
21313 * c-decl.c (c_init_decl_processing): Remove old location code.
21314 (finish_function): Likewise.
21315 * recog.c (decode_asm_operands): Remove old location code.
21316 * c-pch.c (c_common_read_pch): Remove old location code.
21317 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21319 * gimple-low.c (lower_function_body): Remove old location code.
21320 * toplev.c (unknown_location): Remove.
21321 (push_srcloc): Remove old-location variant.
21322 (process_options): Remove old location code.
21323 (lang_dependent_init): Likewise.
21324 * input.h (UNKNOWN_LOCATION): Move definition.
21325 (location_t): Undeprecate.
21326 (source_locus): Remove.
21327 (location_from_locus): Remove.
21328 (struct location_s): Remove.
21329 Remove all old-location code.
21330 (input_line, input_filename): Remove.
21331 * final.c (final_scan_insn): Remove old location code.
21332 * diagnostic.c (diagnostic_build_prefix): Remove
21333 USE_MAPPED_LOCATION test.
21334 * tree.h (gimple_stmt) <locus>: Now a location_t.
21335 (tree_exp) <locus>: Likewise.
21336 (DECL_IS_BUILTIN): Remove old-location variant.
21337 (annotate_with_file_line, annotate_with_locus): Likewise.
21338 (expr_locus, set_expr_locus): Update.
21339 * tree.c (build1_stat): Remove old location code.
21340 (last_annotated_node): Remove.
21341 (annotate_with_file_line): Remove old-location variant.
21342 (annotate_with_locus): Likewise.
21343 (expr_location): Remove old location code.
21344 (set_expr_location): Likewise.
21345 (expr_has_location): Likewise.
21346 (expr_locus): Likewise.
21347 (set_expr_locus): Likewise.
21348 (expr_filename): Don't use location_from_locus.
21349 (expr_lineno): Likewise.
21350 * rtl-error.c (location_for_asm): Remove old location code.
21351 * c-lex.c (cb_line_change): Remove old location code.
21352 (fe_file_change): Likewise.
21353 (cb_def_pragma): Likewise.
21354 (c_lex_with_flags): Likewise.
21355 * gengtype.c (do_typedef): Don't special-case location types.
21356 (define_location_structures): Remove.
21357 (main): Don't call define_location_structures.
21358 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21361 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21364 * builtins.def (BUILT_IN_STDARG_START): Remove.
21365 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21366 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21367 * tree-inline.c (inline_forbidden_p_1): Likewise.
21369 2008-02-26 Richard Guenther <rguenther@suse.de>
21371 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21372 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21373 (lookup_decl_from_uid): Declare.
21374 (remove_decl_from_map): Likewise.
21375 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21376 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21377 (decl_for_uid_map): New global hashtable mapping DECL_UID
21379 (init_ttree): Allocate it.
21380 (insert_decl_to_uid_decl_map): New helper function.
21381 (make_node_stat): Insert new decls into the map.
21382 (copy_node_stat): Likewise.
21383 (lookup_decl_from_uid): New function.
21384 (remove_decl_from_map): Likewise.
21385 (print_decl_for_uid_map_statistics): New helper.
21386 (dump_tree_statistics): Call it.
21388 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21389 (referenced_var_iterator): Adjust.
21390 (FOR_EACH_REFERENCED_VAR): Adjust.
21391 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21392 (num_referenced_vars): Adjust.
21393 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21394 (first_referenced_var): Remove.
21395 (end_referenced_vars_p): Likewise.
21396 (next_referenced_var): Likewise.
21397 (referenced_var_iterator_set): New helper function.
21398 * tree-dfa.c (referenced_var_lookup): Adjust.
21399 (referenced_var_check_and_insert): Likewise.
21400 (remove_referenced_var): Likewise.
21401 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21403 (verify_call_clobbering): Likewise.
21404 (verify_memory_partitions): Likewise.
21405 (init_tree_ssa): Allocate bitmap instead of hashtable for
21407 (delete_tree_ssa): Adjust.
21408 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21409 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21410 (compute_tag_properties): Likewise.
21411 (set_initial_properties): Likewise.
21412 (find_partition_for): Likewise.
21413 (update_reference_counts): Likewise.
21414 (dump_may_aliases_for): Likewise.
21415 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21416 (add_call_clobber_ops): Likewise.
21417 (add_call_read_ops): Likewise.
21418 (get_asm_expr_operands): Likewise.
21419 * tree-into-ssa.c (dump_decl_set): Likewise.
21420 (update_ssa): Likewise.
21421 * tree-sra.c (scan_function): Likewise.
21422 (decide_instantiations): Likewise.
21423 (scalarize_parms): Likewise.
21424 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21425 (dsa_named_for): Likewise.
21426 * tree-ssa-structalias.c (update_alias_info): Likewise.
21427 (merge_smts_into): Likewise.
21429 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21432 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21433 * c-opts.c (c_common_handle_option): Wall enables
21434 Wvolatile-register-var.
21435 * common.opt: Move Wvolatile-register-var to...
21438 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21440 * common.opt (Wlarger-than=): New.
21441 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21443 * opts.c (common_handle_option): Handle -Wlarger-than=.
21444 * optc-gen.awk: Likewise.
21445 * opth-gen.awk: Likewise.
21446 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21447 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21449 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21451 * c-common.c (match_case_to_enum_1): Add appropriate
21452 OPT_W* parameter to warning.
21453 (c_do_switch_warnings): Likewise.
21454 * c-typeck.c (warning_init): Add one more parameter following
21455 'warning' function.
21456 (push_init_level): Update call to warning_init.
21457 (pop_init_level): Likewise.
21458 (add_pending_init): Likewise.
21459 (output_init_element: Likewise.
21461 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21464 * toplev.c (toplev_main): If there are warnings or error, print
21465 errors for ignored options.
21466 * opts.c (ignored_options): New static variable.
21467 (postpone_unknown_option_error): New.
21468 (print_ignored_options): New.
21469 (handle_option): Postpone errors for unknown -Wno-* options.
21470 * opts.h (print_ignored_options): Declare.
21472 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21474 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21477 2008-02-25 Richard Guenther <rguenther@suse.de>
21480 2008-02-25 Richard Guenther <rguenther@suse.de>
21482 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21483 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21484 (lookup_decl_from_uid): Declare.
21485 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21486 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21487 (decl_for_uid_map): New global hashtable mapping DECL_UID
21489 (init_ttree): Allocate it.
21490 (insert_decl_to_uid_decl_map): New helper function.
21491 (make_node_stat): Insert new decls into the map.
21492 (copy_node_stat): Likewise.
21493 (lookup_decl_from_uid): New function.
21494 (print_decl_for_uid_map_statistics): New helper.
21495 (dump_tree_statistics): Call it.
21497 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21498 (referenced_var_iterator): Adjust.
21499 (FOR_EACH_REFERENCED_VAR): Adjust.
21500 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21501 (num_referenced_vars): Adjust.
21502 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21503 (first_referenced_var): Remove.
21504 (end_referenced_vars_p): Likewise.
21505 (next_referenced_var): Likewise.
21506 (referenced_var_iterator_set): New helper function.
21507 * tree-dfa.c (referenced_var_lookup): Adjust.
21508 (referenced_var_check_and_insert): Likewise.
21509 (remove_referenced_var): Likewise.
21510 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21511 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21512 (verify_call_clobbering): Likewise.
21513 (verify_memory_partitions): Likewise.
21514 (init_tree_ssa): Allocate bitmap instead of hashtable for
21516 (delete_tree_ssa): Adjust.
21517 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21518 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21519 (compute_tag_properties): Likewise.
21520 (set_initial_properties): Likewise.
21521 (find_partition_for): Likewise.
21522 (update_reference_counts): Likewise.
21523 (dump_may_aliases_for): Likewise.
21524 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21525 (add_call_clobber_ops): Likewise.
21526 (add_call_read_ops): Likewise.
21527 (get_asm_expr_operands): Likewise.
21528 * tree-into-ssa.c (dump_decl_set): Likewise.
21529 (update_ssa): Likewise.
21530 * tree-sra.c (scan_function): Likewise.
21531 (decide_instantiations): Likewise.
21532 (scalarize_parms): Likewise.
21533 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21534 (dsa_named_for): Likewise.
21535 * tree-ssa-structalias.c (update_alias_info): Likewise.
21536 (merge_smts_into): Likewise.
21538 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21541 * doc/invoke.texi (-fcx-limited-range): Document new option.
21542 * toplev.c (process_options): Handle -fcx-fortran-rules.
21543 * common.opt: Add documentation for -fcx-fortran-rules.
21545 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21548 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21549 actual behaviour and C99.
21551 2008-02-26 Ben Elliston <bje@au.ibm.com>
21553 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21554 (ASM_CPU_POWER6_SPEC): Likewise.
21555 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21556 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21557 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21559 2008-02-25 Richard Guenther <rguenther@suse.de>
21561 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21562 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21563 (lookup_decl_from_uid): Declare.
21564 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21565 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21566 (decl_for_uid_map): New global hashtable mapping DECL_UID
21568 (init_ttree): Allocate it.
21569 (insert_decl_to_uid_decl_map): New helper function.
21570 (make_node_stat): Insert new decls into the map.
21571 (copy_node_stat): Likewise.
21572 (lookup_decl_from_uid): New function.
21573 (print_decl_for_uid_map_statistics): New helper.
21574 (dump_tree_statistics): Call it.
21576 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21577 (referenced_var_iterator): Adjust.
21578 (FOR_EACH_REFERENCED_VAR): Adjust.
21579 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21580 (num_referenced_vars): Adjust.
21581 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21582 (first_referenced_var): Remove.
21583 (end_referenced_vars_p): Likewise.
21584 (next_referenced_var): Likewise.
21585 (referenced_var_iterator_set): New helper function.
21586 * tree-dfa.c (referenced_var_lookup): Adjust.
21587 (referenced_var_check_and_insert): Likewise.
21588 (remove_referenced_var): Likewise.
21589 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21590 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21591 (verify_call_clobbering): Likewise.
21592 (verify_memory_partitions): Likewise.
21593 (init_tree_ssa): Allocate bitmap instead of hashtable for
21595 (delete_tree_ssa): Adjust.
21596 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21597 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21598 (compute_tag_properties): Likewise.
21599 (set_initial_properties): Likewise.
21600 (find_partition_for): Likewise.
21601 (update_reference_counts): Likewise.
21602 (dump_may_aliases_for): Likewise.
21603 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21604 (add_call_clobber_ops): Likewise.
21605 (add_call_read_ops): Likewise.
21606 (get_asm_expr_operands): Likewise.
21607 * tree-into-ssa.c (dump_decl_set): Likewise.
21608 (update_ssa): Likewise.
21609 * tree-sra.c (scan_function): Likewise.
21610 (decide_instantiations): Likewise.
21611 (scalarize_parms): Likewise.
21612 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21613 (dsa_named_for): Likewise.
21614 * tree-ssa-structalias.c (update_alias_info): Likewise.
21615 (merge_smts_into): Likewise.
21617 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21620 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21621 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21622 * alias.h (nonoverlapping_memrefs_p): Likewise.
21624 2008-02-25 Jan Beulich <jbeulich@novell.com>
21626 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21627 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21628 __emultls_get_address, __emultls_register_common,
21629 __floatundi?f, and _Unwind_GetIPInfo.
21630 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21631 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21632 (gen_regparm_prefix): Likewise.
21633 (i386_nlm_encode_section_info): Sync with
21634 config/i386/winnt.c:i386_pe_encode_section_info().
21635 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21636 i386_nlm_mangle_decl_assembler_name): New.
21637 (netware_override_options): New.
21638 * config/i386/netware.h (netware_override_options): Declare.
21639 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21640 (i386_nlm_mangle_decl_assembler_name): Declare.
21641 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21643 2008-02-25 Ben Elliston <bje@au.ibm.com>
21646 * c-decl.c (grokdeclarator): Remove unused local variables
21647 `typedef_type' and `type_as_written'.
21649 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21650 unused local variable `has_hot_blocks'.
21651 (fix_crossing_conditional_branches): Remove unused local variable
21654 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21656 PR middle-end/19984
21657 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21658 using DEF_C99_BUILTIN.
21659 (BUILT_IN_NANF): Ditto.
21660 (BUILT_IN_NANL): Ditto.
21662 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21663 Revital Eres <eres@il.ibm.com>
21665 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21666 regarding the order of two dependent insns in the same row.
21668 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21670 * stor-layout.c (layout_decl): Do not bump the alignment of a
21671 bit-field to more than byte alignment if it is packed.
21673 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21675 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21678 2008-02-24 Diego Novillo <dnovillo@google.com>
21680 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21683 * tree-vrp.c (vrp_evaluate_conditional): With
21684 -Wtype-limits, emit a warning when comparing against a
21685 constant outside the natural range of OP0's type.
21686 * c.opt (Wtype-limits): Move ...
21687 * common.opt (Wtype-limits): ... here.
21689 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21691 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21692 * config/rs6000/e300c2c3.md: New file.
21693 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21695 (rs6000_override_options): Add e300c2 and e300c3 cases to
21696 processor_target_table. Do not allow usage of Altivec or Spe
21697 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21698 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21699 * config/rs6000/rs6000.h (processor_type): Add
21700 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21701 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21702 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21703 and ppce300c3. Include e300c2c3.md.
21705 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21707 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21708 instead of TARGET_STRICT_ALIGN.
21710 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21712 * explow.c (memory_address): Assert that the generated address is
21715 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21718 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21719 * config/darwin-ppc-ldouble-patch.def: New file.
21720 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21721 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21722 SUBTARGET_INIT_BUILTINS if defined.
21723 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21726 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21729 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21730 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21732 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21735 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21736 file" warning condtional on -Winvalid-PCH.
21738 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21740 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21742 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21746 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21747 prevent reload from using MMX registers.
21748 (*mov<mode>_internal): Ditto.
21749 (*movv2sf_internal_rex64): Ditto.
21750 (*movv2sf_internal): Ditto.
21752 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21754 PR documentation/31569
21755 * doc/install.texi2html: Use makeinfo --no-number-sections.
21757 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21759 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21760 ensure that we can address an entire entity > 8 bytes. Don't
21761 generate reg+reg addressing for such data.
21763 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21765 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21766 strings when optimizing for size, unless the target cares about
21769 2008-02-22 Tom Tromey <tromey@redhat.com>
21771 * regclass.c (current_pass): Remove declaration.
21773 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21775 * config/avr/libgcc.S (__RAMPZ__): Define.
21776 (__do_copy_data): Add for devices with 128KB code memory.
21778 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21780 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21782 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21784 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21786 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21789 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21792 * c-typeck.c (build_binary_op): Warn about floating point
21793 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21795 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21798 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21799 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21801 (rs6000_override_options): Set altivec_abi as default, not override,
21802 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21803 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21804 is used; use new member spe_abi.
21805 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21806 spe_abi and altivec_abi.
21808 2008-02-22 Tomas Bily <tbily@suse.cz>
21810 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21812 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21815 * config.build (build_file_translate): Set to `CMD //c' only if
21817 * Makefile.in (build_file_translate): Improve comment.
21819 2008-02-21 Jan Hubicka <jh@suse.cz>
21821 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21822 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21823 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21825 2008-02-21 Michael Matz <matz@suse.de>
21828 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21830 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21832 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21833 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21834 as insn constraint.
21835 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21836 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21837 SSE_VEC_FLOAT_MODE_P as insn constraint.
21838 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21839 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21840 sse4a_movntdf using MODEF mode iterator.
21841 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21842 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21843 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21844 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21845 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21846 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21847 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21849 2008-02-21 Richard Guenther <rguenther@suse.de>
21851 * tree.def (PAREN_EXPR): New tree code.
21852 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21854 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21855 * expr.c (expand_expr_real_1): Likewise.
21856 * tree-inline.c (estimate_num_insns_1): Likewise.
21857 * tree-complex.c (expand_complex_move): Likewise.
21858 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21861 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21864 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21866 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21869 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21871 * config/sh/sh.c (find_barrier): Don't go past
21872 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21874 2008-02-20 DJ Delorie <dj@redhat.com>
21876 * config/h8300/h8300.md (insv): Force source operand to be a register.
21878 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21879 as a jump, not as a plain insn.
21881 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21883 * doc/invoke.texi (Warning Options): Add new option
21884 -Wframe-larger-than=.
21885 (-Wframe-larger-than): Document.
21887 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21888 Add declarations for new option variables.
21890 * final.c (final_start_function): Check the frame size
21891 before emission and issue a Wframe-larger-than warning.
21893 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21894 Add definitions for new option variables.
21895 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21897 * common.opt (Wframe-larger-than=): New option.
21899 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21901 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21902 (<sse>_div<mode>3): Ditto.
21903 (<sse>_vmdiv<mode>3): Ditto.
21904 (<sse>_vmsqrt<mode>2): Ditto.
21905 (*smax<mode>3): Ditto.
21906 (sse5_frcz<mode>2): Ditto.
21907 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21908 as insn constraint.
21910 2008-02-20 Richard Guenther <rguenther@suse.de>
21912 PR middle-end/35265
21913 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21914 be happy with INTEGRAL_TYPE_P.
21916 2008-02-20 Richard Guenther <rguenther@suse.de>
21918 * fold-const.c (split_tree): Associate floatig-point expressions
21919 if flag_associative_math is set.
21921 2008-02-20 Richard Guenther <rguenther@suse.de>
21923 * tree.h (fold_real_zero_addition_p): Declare.
21924 * fold-const.c (fold_real_zero_addition_p): Export.
21925 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21926 floating-point operations with zero and one.
21928 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21930 * doc/install.texi: Correct references to CFLAGS, replacing them
21931 with BOOT_CFLAGS. Document flags used during bootstrap for
21934 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21936 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21937 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21938 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21940 (smin<mode>3): Ditto from similar patterns.
21941 (smax<mode>3): Ditto.
21942 (*ieee_smin<mode>3): Ditto.
21943 (*ieee_smax<mode>3): Ditto.
21944 * config/i386/sse.md (sse): New mode attribute.
21945 (mov<mode>): Macroize expander from movv4sf and movv2df using
21946 SSEMODEF2P mode iterator.
21947 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21948 SSE_VEC_FLOAT_MODE_P as insn constraint.
21949 (storent<mode>): Ditto.
21950 (storent<mode>): Macroize expander from storentsf and storentdf using
21951 MODEF mode iterator.
21952 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21953 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21954 (abs<mode>2): Ditto from similar patterns.
21955 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21956 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21957 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21958 (<sse>_vmsqrt<mode>2): Ditto.
21959 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21960 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21961 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21962 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21963 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21964 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21965 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21967 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21968 iterator and SSE_FLOAT_MODE_P as insn constraint.
21969 (<sse>_ucomi): Ditto from similar patterns.
21970 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21971 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21972 SSE_VEC_FLOAT_MODE_P as insn constraint.
21973 (vcond<mode>): Ditto from similar patterns.
21974 (and<mode>3, *and<mode>3): Ditto.
21975 (<sse>_nand<mode>3): Ditto.
21976 (ior<mode>3, *ior<mode>3): Ditto.
21977 (xor<mode>3, *xor<mode>3): Ditto.
21978 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21979 iterator and SSE_FLOAT_MODE_P as insn constraint.
21980 (*nand<mode>3): Ditto from similar patterns.
21981 (*ior<mode>3): Ditto.
21982 (*xor<mode>3): Ditto.
21984 2008-02-20 Ira Rosen <irar@il.ibm.com>
21986 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21987 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21988 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21990 2008-02-19 Jan Hubicka <jh@suse.cz>
21992 * predict.c (tree_bb_level_predictions): Remove variable next
21993 mistakely introduced by previous commit.
21995 2008-02-19 Jan Hubicka <jh@suse.cz>
21997 * predict.c (predict_paths_leading_to): Rewrite.
21998 (predict_paths_for_bb): New.
21999 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22001 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22004 * Makefile.in (build_file_translate): New.
22005 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22006 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22007 * configure.ac (build_file_translate): Substitute it.
22008 * configure: Regenerate.
22010 2008-02-19 Jan Hubicka <jh@suse.cz>
22012 PR rtl-optimization/34408
22013 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22016 2008-02-19 Jan Hubicka <jh@suse.cz>
22018 PR middle-end/28779
22019 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22022 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22025 * config/i386/i386-modes.def: Revert the last DI alignment
22026 change until Ada people can look into it.
22028 2008-02-19 Nick Clifton <nickc@redhat.com>
22030 * opts.c (print_specific_help): Fix typo in --help text.
22032 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22035 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22036 32-bit inline asm without asm alternatives for host GCC < 3.0.
22038 2008-02-19 Richard Guenther <rguenther@suse.de>
22040 PR tree-optimization/34989
22041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22042 Allow propagation to INDIRECT_REF if we can simplify only.
22044 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22046 * c-common.c (warn_for_collisions_1): Use appropriate option when
22049 2008-02-19 Nick Clifton <nickc@redhat.com>
22052 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22053 (handle_options): Fix indentation.
22054 (print_filtered_help): If no language-specific options were
22055 displayed tell the user how to list all the options supported by
22056 the language's front-end.
22057 (print_specific_help): Fix indentation and remove duplicate line.
22058 (common_handle_option): Handle the -v option.
22059 For --help enable the display of undocumented options if the -v
22060 switch has been included on the command line.
22061 For --help= check for overlaps in the arguments between the option
22062 classes and the language names and issue a warning when they
22063 cannot be disambiguated.
22064 * c.opt (v): Pass on to the common option handler.
22066 2008-02-19 Revital Eres <eres@il.ibm.com>
22068 * modulo-sched.c (sms_schedule): Change dump message when
22069 create_ddg function fails.
22070 (try_scheduling_node_in_cycle): Rename row to cycle.
22071 (print_partial_schedule): Rename CYCLE to ROW.
22073 2008-02-19 Christian Bruel <christian.bruel@st.com>
22074 Zdenek Dvorak <ook@ucw.cz>
22076 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22078 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22081 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22082 (*x86_movdicc_0_m1_se): Ditto.
22084 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22086 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22087 (CMPtype): Define as __gcc_CMPtype.
22088 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22089 (CMPtype): Define as __gcc_CMPtype.
22091 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22093 Support valgrind 3.3 for --enable-checking=valgrind.
22094 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22096 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22097 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22098 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22099 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22100 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22101 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22102 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22104 * ggc-zone.c: Similar.
22105 * ggc-page.c: Similar.
22107 2008-02-19 Paul Brook <paul@codesourcery.com>
22110 * config/arm/ieee754-df.S: Fix do_it typo.
22111 * config/arm/ieee754-sf.S: Fix do_it typo.
22113 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22116 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22117 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22118 (OPTION_MASK_ISA_SSE_SET): Likewise.
22119 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22120 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22121 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22122 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22123 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22124 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22125 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22126 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22127 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22128 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22129 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22130 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22131 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22132 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22133 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22134 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22135 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22136 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22137 (OPTION_MASK_ISA_SSE4): Removed.
22138 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22139 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22140 (override_options): Don't turn on implied SSE/MMX bits in
22143 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22145 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22148 2008-02-18 Joey Ye <joey.ye@intel.com>
22150 PR middle-end/34921
22151 * tree-nested.c (insert_field_into_struct): Set type alignment
22152 to field alignment if the former is less than the latter.
22154 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22156 * BASE-VER: Set to 4.4.0.
22158 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22160 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22161 * doc/cfg.texi: Likewise.
22162 * doc/extend.texi: Likewise.
22163 * doc/gty.texi: Likewise.
22164 * doc/invoke.texi: Likewise.
22165 * doc/loop.texi: Likewise.
22166 * doc/md.texi: Likewise.
22167 * doc/passes.texi: Likewise.
22168 * doc/rtl.texi: Likewise.
22169 * doc/sourcebuild.texi: Likewise.
22170 * doc/tm.texi: Likewise.
22171 * doc/tree-ssa.texi: Likewise.
22173 2008-02-17 Richard Guenther <rguenther@suse.de>
22175 PR middle-end/35227
22176 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22177 without default definition.
22179 2008-02-17 Richard Guenther <rguenther@suse.de>
22181 PR tree-optimization/35231
22182 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22185 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22188 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22189 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22190 libgcc_cmp_return mode.
22192 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22195 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22197 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22199 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22202 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22204 * doc/c-tree.texi: Use `@.' where appropriate.
22205 * doc/extend.texi: Likewise.
22206 * doc/install.texi: Likewise.
22207 * doc/invoke.texi: Likewise.
22208 * doc/loop.texi: Likewise.
22209 * doc/makefile.texi: Likewise.
22210 * doc/md.texi: Likewise.
22211 * doc/passes.texi: Likewise.
22212 * doc/standards.texi: Likewise.
22213 * doc/tm.texi: Likewise.
22215 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22217 PR middle-end/35196
22218 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22220 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22221 rather than in entry_bb.
22223 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22225 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22226 libgcc_cmp_return mode.
22228 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22230 PR middle-end/35130
22231 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22232 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22234 2008-02-15 Richard Guenther <rguenther@suse.de>
22235 Zdenek Dvorak <ook@ucw.cz>
22237 PR tree-optimization/35164
22238 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22239 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22240 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22241 Only propagate addresses which do not have abnormal SSA_NAMEs
22244 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22247 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22249 2008-02-15 Jan Hubicka <jh@suse.cz>
22251 PR middle-end/35149
22252 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22254 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22256 PR middle-end/34621
22257 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22258 when calculating alignment_pad.
22260 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22262 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22263 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22264 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22265 and STACK_BOUNDARY define.
22267 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22269 PR preprocessor/35061
22270 * c-pragma.c (handle_pragma_pop_macro): Check that
22271 pushed_macro_table has been allocated.
22273 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22275 PR middle-end/35136
22276 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22277 (force_gimple_operand): Likewise.
22278 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22279 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22280 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22281 (find_interesting_uses_address): Check addressability and alignment
22282 of the base expression only after substituting bases of IVs into it.
22284 2008-02-14 Michael Matz <matz@suse.de>
22287 * function.c (instantiate_virtual_regs_in_insn): Reload address
22288 before falling back to reloading the whole operand.
22290 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22292 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22293 before the first section switch note.
22295 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22297 * doc/bugreport.texi: Update copyright years.
22298 * doc/c-tree.texi: Likewise.
22299 * doc/cfg.texi: Likewise.
22300 * doc/cpp.texi: Likewise.
22301 * doc/cppinternals.texi: Likewise.
22302 * doc/fragments.texi: Likewise.
22303 * doc/frontends.texi: Likewise.
22304 * doc/gcc.texi: Likewise.
22305 * doc/gty.texi: Likewise.
22306 * doc/hostconfig.texi: Likewise.
22307 * doc/implement-c.texi: Likewise.
22308 * doc/libgcc.texi: Likewise.
22309 * doc/loop.texi: Likewise.
22310 * doc/makefile.texi: Likewise.
22311 * doc/options.texi: Likewise.
22312 * doc/passes.texi: Likewise.
22313 * doc/rtl.texi: Likewise.
22314 * doc/sourcebuild.texi: Likewise.
22315 * doc/standards.texi: Likewise.
22316 * doc/tree-ssa.texi: Likewise.
22317 * doc/trouble.texi: Likewise.
22319 * doc/extend.texi: Use @: or add comma where appropriate.
22320 * doc/invoke.texi: Likewise.
22321 * doc/tm.texi: Likewise.
22323 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22326 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22329 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22331 * doc/md.texi (clz, ctz): Add reference.
22332 * doc/rtl.texi (clz, ctz): Likewise.
22334 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22337 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22340 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22342 * config/s390/s390.c (struct constant_pool): New field
22343 emit_pool_after added.
22344 (s390_mainpool_start): Set the emit_pool_after flag according
22345 to the section switch notes.
22346 (s390_mainpool_finish): Consider emit_pool_after when emitting
22347 the literal pool at the end of the function.
22348 (s390_chunkify_start): Force literal pool splits at section
22351 2008-02-13 Michael Matz <matz@suse.de>
22354 * var-tracking.c (clobber_variable_part): Correctly traverse the
22357 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22360 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22361 Add -fdump-ipa-inline.
22362 * tree-dump.c (dump_files): Remove tree-inlined dump.
22363 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22365 2008-02-12 Richard Guenther <rguenther@suse.de>
22367 PR tree-optimization/35171
22368 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22371 2008-02-12 Richard Guenther <rguenther@suse.de>
22373 PR middle-end/35163
22374 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22375 value-preserving mode. Disallow final truncation.
22377 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22379 PR middle-end/35136
22380 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22381 code from here to...
22382 (force_gimple_operand): ...here.
22384 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22387 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22388 non-compatible pointers.
22389 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22390 different FIELD_DECLs, try harder by comparing field offsets, sizes
22393 PR inline-asm/35160
22394 * function.c (match_asm_constraints_1): Don't replace the same input
22397 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22399 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22400 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22401 (expand_epilogue): Restore RAMPZ register.
22402 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22404 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22406 * config/i386/cygwin.asm: (__alloca): Correct calling
22407 convention and alignment.
22408 (__chkstk): Force 8 byte stack alignment.
22410 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22411 Richard Guenther <rguenther@suse.de>
22413 PR tree-optimization/33992
22414 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22415 the zero we compare against.
22417 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22419 PR libfortran/35063
22420 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22421 to CloseHandle after unlocking to prevent accumulation of handle
22424 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22426 PR middle_end/34150
22427 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22428 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22429 and update LABEL_NUSES during and after reload.
22431 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22433 PR middle-end/34627
22434 * combine.c (simplify_if_then_else): Make sure the comparison is
22435 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22437 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22440 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22441 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22442 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22443 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22444 * tree.h (get_type_static_bounds): Likewise.
22446 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22448 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22449 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22450 Make -Wfoo language annotations match what the compiler outputs.
22452 2008-02-08 Sa Liu <saliu@de.ibm.com>
22454 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22455 intrinsics spu_convts, spu_convtu, spu_convtf.
22457 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22459 * doc/extend.texi (Function Attributes) <noinline>: Mention
22460 asm ("") as method to keep calls.
22462 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22465 * doc/options.texi (Options): Replace references to opts.sh with
22467 * opts-common.c: Likewise.
22468 * optc-gen.awk: Likewise.
22470 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22472 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22474 2008-02-07 Richard Henderson <rth@redhat.com>
22477 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22478 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22481 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22483 PR tree-optimization/35085
22484 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22485 for operand entry oe2 in addition to operand entry oe3 in order to
22486 expose more opportunities for vectorizer sum reduction.
22488 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22491 * Makefile.in (LIBS): Remove $(GMPLIBS).
22492 (cc1-dummy, cc1): Add $(GMPLIBS).
22494 2008-02-06 Jan Hubicka <jh@suse.cz>
22497 * i386.md (moddf_integer): Do not produce partial memory stalls for
22498 targets where it hurts.
22500 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22503 * optabs.c (expand_float): Do not check for decimal modes when
22504 expanding unsigned integer through signed conversion.
22506 2008-02-06 Nick Clifton <nickc@redhat.com>
22508 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22509 inside the clobber with a match_operand and duplicated operand
22510 number in the constraint.
22511 (ineqbranchsi): Delete redundant comment.
22513 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22515 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22516 builtin_define ("__USE_INIT_FINI__").
22517 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22519 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22521 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22523 PR documentation/30330
22524 * doc/invoke.texi (C++ Dialect Options)
22525 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22526 For each warning option -Wfoo that allows -Wno-foo, ensure both
22527 -Wfoo and -Wno-foo are listed in the option index. Fix index
22528 entry of -Wswitch-default, index -Wnormalized= including the
22529 `=', and -Wlarger-than-@var{len} including @var{len}.
22531 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22533 * config/i386/i386.md (floatunssisf2): Use
22534 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22535 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22536 Macroize expander using MODEF mode iterator.
22538 2008-02-05 Diego Novillo <dnovillo@google.com>
22540 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22543 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22545 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22548 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22550 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22553 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22554 to indicate if a message should be generated.
22555 (init_cumulative_args): Updated.
22556 (function_value_32): Likewise.
22558 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22560 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22562 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22565 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22566 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22568 2008-02-04 Diego Novillo <dnovillo@google.com>
22570 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22573 * tree-vrp.c (vrp_evaluate_conditional): With
22574 -Wtype-limits, emit a warning when comparing against a
22575 constant outside the natural range of OP0's type.
22577 2008-02-04 Richard Guenther <rguenther@suse.de>
22579 PR middle-end/33631
22580 * expr.c (count_type_elements): Give for unions instead of
22583 2008-02-04 Richard Guenther <rguenther@suse.de>
22585 PR middle-end/35043
22586 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22587 to TYPE_DOMAINs base type instead of using bitsizetype here.
22589 2008-02-03 Jason Merrill <jason@redhat.com>
22591 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22593 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22596 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22597 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22598 (RS/6000 and PowerPC Options): Fix typos and markup.
22599 * doc/passes.texi (Tree-SSA passes): Likewise.
22601 2008-02-02 Michael Matz <matz@suse.de>
22604 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22605 from record_last_reg_set_info.
22606 (record_last_reg_set_info): Take an RTX argument, iterate over all
22607 constituent hardregs.
22608 (record_last_set_info, record_opr_changes): Change calls to
22609 new signature or to record_last_reg_set_info_regno.
22611 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22613 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22615 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22617 PR rtl-optimization/34773
22618 * reg-notes.def (EQUAL): Mention significance of combination of
22619 REG_EQUAL and REG_RETVAL.
22620 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22621 insn that has a REG_RETVAL.
22623 2008-02-01 Roger Sayle <roger@eyesopen.com>
22626 * configure.ac (--enable-fixed-point): Disable unless explicitly
22628 * configure: Regenerate.
22630 2008-02-01 Richard Guenther <rguenther@suse.de>
22633 * invoke.texi (-finline-limit): Remove no longer true parts
22634 of the documentation. Note that there is no default value.
22636 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22637 Mark Mitchell <mark@codesourcery.com>
22638 Ben Elliston <bje@au.ibm.com>
22641 * doc/extend.texi (Other Builtins): Document.
22643 2008-01-31 Tom Browder <tom.browder@gmail.com>
22645 * doc/c-tree.texi (Types): Fix grammar.
22646 (Expression trees): Ditto.
22647 * doc/passes.texi (Tree-SSA passes): Ditto.
22649 * doc/configterms.texi (Configure Terms): Fix typo.
22650 * doc/cpp.texi (Common Predefined Macros): Ditto.
22651 * doc/md.texi (Machine Constraints): Ditto.
22653 * doc/makefile.texi (Makefile): Add comma.
22655 2008-01-31 Tom Browder <tom.browder@gmail.com>
22656 Gerald Pfeifer <gerald@pfeifer.com>
22658 * doc/sourcebuild.texi (Front End): Remove references to CVS
22659 and CVSROOT/modules.
22660 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22661 (Back End): Remove reference to CVS.
22663 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22666 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22668 (mips16_gp_pseudo_reg): ...here.
22669 * config/mips/mips.md (load_const_gp): Replace with...
22670 (load_const_gp_<mode>): ...this :P-based insn.
22672 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22674 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22675 options. Minor fixes.
22676 (-std): Move reference to standards closer to where language
22677 standards are first mentioned.
22679 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22681 PR rtl-optimization/34995
22682 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22683 parameter and return a bool. If the rtx parameter is nonnull,
22684 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22685 (find_reloads): Update call accordingly. Pass the new operand
22686 if it needed no address reloads, otherwise pass null.
22688 2008-01-30 Richard Henderson <rth@redhat.com>
22691 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22692 for unbounded arrays.
22694 2008-01-30 Silvius Rus <rus@google.com>
22696 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22698 2008-01-30 Jan Hubicka <jh@suse.cz>
22701 * i386.c (init_cumulative_args): Use real function declaration when
22704 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22706 PR rtl-optimization/34998
22707 * global.c (build_insn_chain): Treat non-subreg_lowpart
22708 SUBREGs of pseudos as clobbering all the words covered by the
22709 SUBREG, not just all the bytes.
22710 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22711 original df_ref rather than an extract parameter.
22712 (global_conflicts): Update call accordingly.
22714 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22716 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22717 the overflow check to make it easier to read.
22718 (__fixtfdi): Change the type of the ll member in union
22719 long_double to UDItype_x.
22721 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22723 PR middle-end/34969
22724 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22725 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22726 * tree-inline.c (fold_marked_statements): Call
22727 cgraph_update_edges_for_call_stmt if folding a call statement.
22728 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22729 debug_generic_stmt calls, reset it back afterwards.
22732 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22734 * c-typeck.c (build_external_ref): Don't pedwarn about
22735 static vars in current function's scope.
22737 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22739 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22741 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22744 * ipa-struct-reorg.c: Fix spelling.
22745 * params.def: Ditto.
22747 2008-01-29 Richard Guenther <rguenther@suse.de>
22749 PR middle-end/35006
22750 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22752 * tree-inline.c (remap_type): Increment remapping_type_depth
22753 around remapping types.
22754 (copy_body_r): Only add referenced variables if they are referenced
22755 from code, not types.
22757 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22768 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22769 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22771 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22774 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22775 pointer for tiny stack.
22777 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22779 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22781 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22783 * config/vx-common.h: Fix typo in comment.
22785 2008-01-28 Ian Lance Taylor <iant@google.com>
22789 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22790 coalesce pointers if they have different DECL_NO_TBAA_P values.
22791 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22792 between variables with different DECL_NO_TBAA_P values.
22794 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22797 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22798 are not legitimate small data references on SPE targets.
22800 2008-01-28 David Daney <ddaney@avtrex.com>
22802 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22804 2008-01-28 David Daney <ddaney@avtrex.com>
22806 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22808 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22810 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22811 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22812 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22813 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22814 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22815 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22816 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22817 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22819 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22821 * basic-block.h (condjump_equiv_p): Fix comment.
22823 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22825 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22826 print_generic_stmt_indented): Fix comment.
22828 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22830 * configure.ac (__stack_chk_fail): Add detecion for availability
22831 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22832 * configure: Regenerate.
22834 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22836 PR middle-end/34688
22837 * final.c (output_addr_const): Handle TRUNCATE.
22839 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22842 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22843 (zero_cost, infinite_cost): New constants.
22844 (struct cost_pair): Change type of cost to comp_cost.
22845 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22846 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22848 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22849 split_address_cost, ptr_difference_cost, difference_cost,
22850 get_computation_cost_at, get_computation_cost,
22851 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22852 determine_use_iv_cost_condition, determine_use_iv_costs,
22853 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22854 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22855 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22856 Change type of cost to comp_cost.
22857 (determine_iv_cost): Increase cost of non-original ivs, instead
22858 of decreasing the cost of original ones.
22859 (get_address_cost): Indicate the complexity of the addressing mode
22861 (try_add_cand_for): Prefer using ivs not specific to some object.
22862 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22864 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22865 Janis Johnson <janis187@us.ibm.com>
22868 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22869 (TARGET_INSTANTIATE_DECLS): Likewise.
22870 * target.h (expand_to_rtl_hook): New target hook.
22871 (instantiate_decls): Likewise.
22872 * function.c (instantiate_decl): Make non-static. Rename to...
22873 (instantiate_decl_rtl): ... this.
22874 (instantiate_expr): Use instantiate_decl_rtl.
22875 (instantiate_decls_1): Likewise.
22876 (instantiate_decls): Likewise.
22877 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22878 * function.h (instantiate_decl_rtl): Add prototype.
22879 * cfgexpand.c (target.h): New include.
22880 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22881 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22882 (TARGET_INSTANTIATE_DECLS): Likewise.
22883 (TARGET_INITIALIZER): New target hooks added.
22884 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22886 * config/rs6000/rs6000.c (tree-flow.h): New include.
22887 (machine_function): Add sdmode_stack_slot field.
22888 (rs6000_alloc_sdmode_stack_slot): New function.
22889 (rs6000_instantiate_decls): Likewise.
22890 (rs6000_secondary_memory_needed_rtx): Likewise.
22891 (rs6000_check_sdmode): Likewise.
22892 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22893 (TARGET_INSTANTIATE_DECLS): Likewise.
22894 (rs6000_hard_regno_mode_ok): Allow SDmode.
22895 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22896 (rs6000_emit_move): Handle SDmode.
22897 (function_arg_advance): Likewise.
22898 (function_arg): Likewise.
22899 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22900 SDmode var args for 32-bit compiles.
22901 (rs6000_secondary_reload_class): Handle SDmode.
22902 (rs6000_output_function_epilogue): Likewise.
22903 (rs6000_function_value): Simplify if statement.
22904 (rs6000_libcall_value): Likewise.
22905 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22906 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22907 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22908 (movsd_hardfloat): New define_insn.
22909 (movsd_softfloat): Likewise.
22910 (movsd_store): Likewise.
22911 (movsd_load): Likewise.
22912 (extendsddd2): Likewise.
22913 (extendsdtd2): Likewise.
22914 (truncddsd2): Likewise.
22915 (movdd_hardfloat64): Fixup comment.
22916 (UNSPEC_MOVSD_LOAD): New constant.
22917 (UNSPEC_MOVSD_STORE): Likewise.
22919 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22922 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22924 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22925 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22926 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22927 and TRUTH_XOR_EXPR.
22929 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22932 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22933 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22934 __LONGDOUBLE128 too.
22935 * config/rs6000/aix61.h: New file.
22937 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22939 PR rtl-optimization/34959
22940 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22941 popcount and parity rtxes the same mode as their operand.
22942 Truncate or extend the result to the return value's mode
22945 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22948 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22949 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22950 to GOT_VERSION_REGNUM.
22951 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22952 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22953 * config/mips/mips.c (mips_emit_call_insn): New function.
22954 (mips_call_tls_get_addr): Call mips_expand_call directly.
22955 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22957 (mips16_build_call_stub): Likewise. Return the call insn or null.
22958 (mips_expand_call): Update the call to mips16_build_call_stub
22959 accordingly and a remove redundant condition. Assert that MIPS16
22960 stubs do not use lazy binding. Use mips_emit_call_insn and return
22962 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22964 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22965 (mips_avoid_hazard): Remove hazard_set handling.
22966 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22967 (UNSPEC_RESTORE_GP): ...this.
22968 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22969 (FAKE_CALL_REGNO): Rename to...
22970 (GOT_VERSION_REGNUM): ...this.
22971 (type): Add "ghost" value. Add an associated insn reservation.
22972 (hazard_set): Remove.
22973 (exception_receiver): Rename to...
22974 (restore_gp): ...this and update the unspec identifier accordingly.
22975 (exception_receiver, nonlocal_got_receiver): New expanders.
22976 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22977 FAKE_CALL_REGNO. Remove hazard_set attribute.
22978 (set_got_version, update_got_version): New patterns.
22980 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22983 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22985 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22988 * doc/install.texi2html: Generate gcc-vers.texi.
22990 2008-01-25 DJ Delorie <dj@redhat.com>
22992 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22994 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22996 * config/c4x: Remove directory.
22997 * config.gcc (crx-*, mt-*): Mark obsolete.
22998 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22999 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23000 sh-*-rtemscoff*): Remove cases.
23001 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23002 * real.c (encode_c4x_single, decode_c4x_single,
23003 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23004 c4x_extended_format): Remove.
23005 * real.h (c4x_single_format, c4x_extended_format): Remove.
23006 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23008 (Pragmas): Remove comment about c4x pragmas.
23009 * doc/install.texi (c4x): Remove target-specific instructions.
23010 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23011 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23012 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23013 refer to C4x source files as examples.
23014 (C4X_FLOAT_FORMAT): Remove documentation.
23016 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23018 * config/bfin/bfin.c (override_options): Reorder tests so that
23019 flag_pic gets enabled for -msep-data.
23021 2008-01-25 Richard Guenther <rguenther@suse.de>
23023 PR middle-end/32244
23024 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23025 to its bitfield precision if required.
23027 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23029 PR middle-end/33880
23030 * tree-nested.c (walk_omp_for): New function.
23031 (convert_nonlocal_reference, convert_local_reference): Call
23032 walk_omp_for on OMP_FOR.
23033 (convert_call_expr): Call walk_body on OMP_FOR's
23034 OMP_FOR_PRE_INIT_BODY.
23036 2008-01-25 Richard Guenther <rguenther@suse.de>
23038 PR tree-optimization/34966
23039 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23040 default defs and PHI_NODEs we have to insert after the
23041 defining statement.
23043 2008-01-24 Nick Clifton <nickc@redhat.com>
23045 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23046 Provide a default definition.
23047 (LIBGCC2_UNITS_PER_WORD): Likewise.
23049 * config/stormy16/stormy16.c: Include df.h for the prototype
23050 for df_regs_ever_live_p.
23051 (xstormy16_expand_builtin_va_start): Convert the stack offset
23052 into a component_ref and then use POINTER_PLUS_EXPR to add it
23053 to the incoming_virtual_args_rtx.
23054 (xstormy16_gimplify_va_arg_expr): Rename to
23055 xstormy16_gimplify_va_arg_expr.
23056 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23057 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23058 xstormy16_gimplify_va_arg_expr.
23059 Fix up some formatting issues.
23061 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23062 Move to predicates.md.
23063 (xs_hi_general_operand): Likewise.
23064 (xs_hi_nonmemory_operand): Likewise.
23065 * config/stormy16/predicates.md:
23066 (xstormy16_carry_plus_operand): New predicate.
23067 (xs_hi_general_operand): New predicate.
23068 (xs_hi_nonmemory_operand): New predicate.
23069 * config/stormy16/stormy16-protos.h:
23070 (xstormy16_carry_plus_operand): Delete prototype.
23071 (xs_hi_general_operand): Likewise.
23072 (xs_hi_nonmemory_operand): Likewise.
23074 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23075 modifiers as they are no longer needed and they can trigger
23076 reload spill failures.
23078 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23079 with a match_operand in order to help reload.
23081 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23082 constraint with 'e' for the 8th alternative as this version of
23083 the mov.w instruction only accepts the lower 8 registers.
23085 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23088 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23089 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23092 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23094 PR middle-end/33333
23095 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23097 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23099 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23101 (remove_structure): Update allocations list before removing structure.
23103 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23105 * ipa-struct-reorg.c (is_safe_cond_expr,
23106 create_new_stmts_for_cond_expr): Use integer_zerop function,
23107 that recognize not only zero-pointer, but zero-integer too.
23109 2008-01-25 Ben Elliston <bje@au.ibm.com>
23112 * fixproto: Escape "." in sed expression that strips leading "./".
23114 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23117 * gcc.c (SWITCH_OK): Removed.
23118 (SWITCH_LIVE): Changed to bit.
23119 (SWITCH_FALSE): Likewise.
23120 (SWITCH_IGNORE): Likewise.
23121 (switchstr): Change live_cond to unsigned int.
23122 (process_command): Replace SWITCH_OK with 0.
23123 (do_self_spec): Likewise.
23124 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23125 (give_switch): Likewise.
23126 (used_arg): Likewise.
23127 (do_spec_1): Set the SWITCH_IGNORE bit.
23128 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23129 bits. Set the SWITCH_LIVE bit.
23131 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23133 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23135 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23137 PR tree-optimization/34472
23138 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23139 parameter to a "bool *" and set *DATA to false if there is
23140 an unsafe access. Do not delete the structure here.
23141 (check_cond_exprs): Delete it here instead.
23142 (check_cond_exprs, exclude_cold_structs): Do not increase
23143 I when removing a structure.
23145 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23148 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23149 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23151 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23153 PR middle-end/34934
23154 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23155 a fixed vector for stack.
23157 2008-01-24 Ben Elliston <bje@au.ibm.com>
23160 * doc/gcc.texi (Software development): Add a direntry for g++.
23162 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23164 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23165 stale and straggling -fforce-addr comments above.
23167 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23169 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23170 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23172 2008-01-23 Michael Matz <matz@suse.de>
23175 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23178 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23180 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23181 malloc result type.
23183 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23185 * config/avr/avr.c (avr_current_arch): New variable.
23186 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23187 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23188 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23189 (avr_override_options): Init 'avr_current_arch'.
23190 (base_arch_s): Move from here...
23191 * config/avr/avr.h (base_arch_s): ... here. Add new members
23192 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23193 'mega' to 'have_jmp_call'.
23194 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23195 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23197 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23199 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23200 MULTILIB_MATCHES): Ditto.
23202 2008-01-23 Richard Guenther <rguenther@suse.de>
23204 PR middle-end/31529
23205 * cgraphunit.c (cgraph_reset_node): Always mark the node
23206 not reachable if it is not queued already.
23208 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23210 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23211 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23212 (cputype_selected): New static variable.
23213 (bfin_handle_option): Set it if -mcpu is used.
23214 (override_option): Select default set of workarounds if no cpu type
23215 selected on the command line.
23216 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23218 From Michael Frysinger <michael.frysinger@analog.com>
23219 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23220 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23222 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23223 for bf547, bf523, bf524, and bf526.
23224 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23226 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23227 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23228 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23229 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23230 * doc/invoke.texi (Blackfin Options): Document that
23231 -mcpu now accept bf547, bf523, bf524, and bf526.
23233 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23235 PR rtl-optimization/34628
23236 * combine.c (try_combine): Stop and undo after the first combination
23237 if an autoincrement side-effect on the first insn has effectively
23240 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23243 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23244 Offset addresses are not valid for Altivec or paired float modes.
23246 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23249 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23250 if DECL_INITIAL (decl) is error_mark_node.
23253 * c-common.c (handle_vector_size_attribute): Only allow
23254 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23255 the same way as pointer, array etc. types.
23256 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23259 * tree.c (build_type_attribute_qual_variant): Call
23260 build_qualified_type if attributes are equal, but quals are not.
23262 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23265 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23266 * flags.h (warn_strict_aliasing): Remove.
23267 (warn_strict_overflow): Remove.
23268 * opts.c (warn_strict_aliasing): Remove.
23269 (warn_strict_overflow): Remove.
23270 * c-opts.c (c_common_handle_option): -Wall only sets
23271 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23272 (c_common_post_options): Give default values to -Wstrict-aliasing
23273 and -Wstrict-overflow if they are uninitialized.
23274 * common.opt (Wstrict-aliasing): Specify Var and Init.
23275 (Wstrict-overflow): Likewise.
23277 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23279 PR rtl-optimization/26854
23280 PR rtl-optimization/34400
23281 PR rtl-optimization/34884
23282 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23284 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23285 (df_rd_bb_info.expanded_lr_out): Deleted
23286 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23287 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23288 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23289 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23290 Removed code to allocate, initialize or free expanded_lr_out.
23291 (df_rd_bb_local_compute_process_def): Restructured to make more
23293 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23294 sets if the sets are being trimmed.
23296 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23299 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23300 (as_vers): Likewise.
23301 * configure: Regenerated.
23303 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23305 PR middle-end/33092
23306 * tree-pass.h (pass_build_alias): New pass.
23307 * tree-ssa-alias.c (gate_build_alias): New.
23308 (pass_build_alias): New.
23309 * passes.c (init_optimization_passes): Add pass_build_alias after
23310 pass_create_structure_vars.
23312 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23314 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23315 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23316 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23317 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23318 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23319 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23320 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23321 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23322 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23323 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23324 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23325 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23326 * config/s390/s390.md (FP_ALL): New mode iterator.
23327 (_d): New mode attribute.
23328 ("*signbit<mode>2>"): Changed mode of first operand.
23329 ("isinf<mode>2"): Changed mode of first operand.
23330 ("*TDC_insn"): Adaptation for DFP modes.
23332 2008-01-22 Ben Elliston <bje@au.ibm.com>
23334 * tree.c (check_qualified_type): Improve function description.
23336 2008-01-21 Jason Merrill <jason@redhat.com>
23339 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23340 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23343 2008-01-21 DJ Delorie <dj@redhat.com>
23345 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23348 2008-01-21 Richard Guenther <rguenther@suse.de>
23350 PR middle-end/34856
23351 * tree-cfg.c (verify_expr): Allow all invariant expressions
23352 instead of just constant class ones as reference argument.
23353 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23354 like any other constant.
23355 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23357 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23359 * regmove.c (fixup_match_1): Update call crossed frequencies.
23361 2008-01-21 Richard Guenther <rguenther@suse.de>
23364 * tree-inline.c (setup_one_parameter): Deal with mismatched
23365 types using a VIEW_CONVERT_EXPR.
23367 2008-01-21 Alon Dayan <alond@il.ibm.com>
23368 Olga Golovanevsky <olga@il.ibm.com>
23370 PR tree-optimization/34701
23371 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23372 when the structure size is not a power of 2.
23374 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23376 * doc/install.texi: Add doc for --enable-checking=df.
23378 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23380 PR rtl-optimization/34808
23381 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23383 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23385 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23388 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23390 PR rtl-optimization/26854
23391 PR rtl-optimization/34400
23392 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23394 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23395 (df_rd_bb_info.expanded_lr_out): New.
23396 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23397 * loop_iv.c (iv_analysis_loop_init): Ditto.
23398 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23399 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23400 Added code to allocate, initialize or free expanded_lr_out.
23401 (df_rd_bb_local_compute_process_def): Restructured to make
23402 more understandable.
23403 (df_rd_confluence_n): Add code to do nothing with fake edges and
23404 code to no apply invalidate_by_call sets if the sets are being trimmed.
23405 (df_lr_local_finalize): Renamed to df_lr_finalize.
23406 (df_live_local_finalize): Renamed to df_live_finalize.
23408 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23411 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23412 deciding whether to use reciprocal instructions.
23414 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23416 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23417 dwarf2out_note_section_used if cold_text_section is NULL.
23419 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23421 PR gcov-profile/34610
23422 * tree-cfg.c (make_edges): Mark both outgoing edges from
23423 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23424 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23425 from OMP_FOR and OMP_CONTINUE outgoing edges.
23427 * tree-profile.c (tree_profiling): Return early if
23428 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23430 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23431 from cfun to child_cfun.
23432 * function.h (struct function): Add after_tree_profile bit.
23434 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23436 * config/avr/avr.S (_exit): Disable interrupt.
23438 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23439 Steven Bosscher <stevenb.gcc@gmail.com>
23441 PR rtl-optimization/26854
23442 PR rtl-optimization/34400
23443 * df-problems.c (df_live_scratch): New scratch bitmap.
23444 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23445 (df_live_reset): Clear the proper bitmaps.
23446 (df_live_bb_local_compute): Only process the artificial defs once
23447 since the order is not important.
23448 (df_live_init): Init the df_live sets only with the variables
23449 found live by df_lr.
23450 (df_live_transfer_function): Use the df_lr sets to prune the
23451 df_live sets as they are being computed.
23452 (df_live_free): Free df_live_scratch.
23454 2008-01-18 Ian Lance Taylor <iant@google.com>
23456 * common.opt: Add fmerge-debug-strings.
23457 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23458 flag_merge_debug_strings rather than flag_merge_constants.
23459 * doc/invoke.texi (Option Summary): Mention
23460 -fmerge-debug-strings.
23461 (Debugging Options): Document -fmerge-debug-strings.
23463 2008-01-18 Ian Lance Taylor <iant@google.com>
23466 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23467 (struct tree_function_decl): Add new field operator_new_flag.
23468 * tree-inline.c (expand_call_inline): When inlining a call to
23469 operator new, force the return value to go into a variable, and
23470 set DECL_NO_TBAA_P on that variable.
23471 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23473 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23476 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23477 DWARF2_DEBUGGING_INFO.
23478 (dwarf2out_note_section_used): Ditto. Add prototype.
23479 (have_multiple_function_sections, text_section_used,
23480 cold_text_section_used, *cold_text_sections): Move declarations
23483 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23485 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23486 field and add signal_ra.
23487 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23488 assignments to frame state pc. Move end of stack check after
23489 MD_FALLBACK_FRAME_STATE_FOR.
23490 (uw_update_context_1): Use frame state signal_regs if set, instead
23491 of checking signal_frame flag.
23492 (uw_update_context): Use frame state signal_ra if set.
23493 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23494 * config/xtensa/linux-unwind.h: New file.
23496 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23498 * modulo-sched.c (get_sched_window): Fix comment typo.
23500 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23502 PR tree-optimization/34648
23503 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23505 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23507 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23508 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23510 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23512 PR rtl-optimization/34400
23513 * df-core.c (df_worklist_dataflow_overeager,
23514 df_worklist_dataflow_doublequeue): New functions.
23515 (df_worklist_dataflow): Two different worklist solvers.
23516 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23519 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23522 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23523 and ftree-parallelize-loops.
23525 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23527 PR rtl-optimization/34826
23528 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23530 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23532 * global.c (find_reg): Mark the eh regs as used if necessary.
23533 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23534 * ra.h (struct allocno): no_eh_reg field added. Changed
23535 no_stack_reg type to bitfield.
23537 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23539 * tree.c (substitute_in_expr): Add missing 'break'.
23541 2008-01-17 Richard Guenther <rguenther@suse.de>
23543 PR tree-optimization/34825
23544 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23545 x / x as division to handle.
23547 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23549 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23550 "-pthread" is specified.
23551 * pa-hpux11.h (LIB_SPEC): Likewise.
23553 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23554 Peter Bergner <bergner@vnet.ibm.com>
23556 PR rtl-optimization/33796
23557 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23559 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23561 PR libgfortran/34699
23562 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23564 * pa-hpux10.h (LINK_SPEC): Likewise.
23565 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23567 2008-01-16 Richard Guenther <rguenther@suse.de>
23569 PR middle-end/32628
23570 * fold-const.c (fold_convert_const_int_from_int): Do not
23571 set overflow if that occured only because of a sign extension
23572 change when converting from/to a sizetype with the same
23573 precision and signedness.
23575 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23578 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23579 location address to the correct place. Update copyright year.
23581 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23583 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23584 no dependences in the dependence_relations vector.
23586 2008-01-16 Jan Hubicka <jh@suse.cz>
23588 PR rtl-optimization/31396
23589 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23590 * cfg.c (dump_reg_info): Print it.
23591 * regs.h (struct reg_info_t): add freq_calls_crossed.
23592 (REG_FREQ_CALLS_CROSSED): New macro.
23593 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23594 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23595 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23596 regmove_optimize): Update call crossed frequencies.
23597 * local-alloc.c (struct qty): Add freq_calls_crossed.
23598 (alloc_qty): Copute freq_calls_crossed.
23599 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23600 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23601 * ra.h (struct allocno): Add freq_calls_crossed.
23603 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23605 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23606 libgomp when compiling with ftree-parallelize-loops.
23607 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23609 2008-01-16 Richard Guenther <rguenther@suse.de>
23611 PR tree-optimization/34769
23612 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23613 * tree.c (int_cst_value): Instead make this function more
23614 permissive in what it accepts as valid input. Document this
23615 function always sign-extends the value.
23617 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23618 Richard Guenther <rguenther@suse.de>
23621 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23622 (gimple_fold_indirect_ref_rhs): ... this.
23623 (gimple_fold_indirect_ref): New function with foldings
23624 that preserve lvalueness.
23625 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23626 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23627 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23628 to fold an INDIRECT_REF, fall back to the old use of
23629 fold_indirect_ref_1.
23631 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23633 * tree-data-ref.c (subscript_dependence_tester_1): Call
23634 free_conflict_function.
23635 (compute_self_dependence): Same.
23637 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23640 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23641 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23643 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23644 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23645 for DWARF2_UNWIND_INFO targets.
23647 2008-01-16 Richard Guenther <rguenther@suse.de>
23650 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23651 type qualifiers for function types.
23653 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23655 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23656 loop_iterator li from previous commit.
23658 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23660 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23662 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23664 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23665 (parallelize_loops): Don't parallelize irreducible components.
23667 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23670 * c-opts (c_common_post_options): Do not enable CPP
23671 flag_pedantic_errors by default.
23673 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23675 PR rtl-optimization/31944
23676 * cse.c (remove_pseudo_from_table): New function.
23677 (merge_equiv_classes): Use above function to remove pseudo-registers.
23678 (invalidate): Likewise.
23680 2008-01-13 Richard Guenther <rguenther@suse.de>
23682 PR middle-end/34601
23683 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23684 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23686 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23688 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23689 validate_change to unshare the source of the PC set.
23691 2008-01-12 Jan Hubicka <jh@suse.cz>
23693 PR middle-end/32135
23694 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23695 references above array bounds. This might trigger bounds checks for
23696 pointers to arrays.
23698 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23700 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23701 new_replaceable_dependencies.
23703 2008-01-12 Doug Kwan <dougkwan@google.com>
23705 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23706 instead of OPT_Wreturn_type in warning due to ignored return type
23708 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23709 options included in -Wextra.
23710 * c.opt: New option -Wignored_qualifiers.
23711 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23712 -Wignore_qualifiers.
23713 (-Wignored-qualifiers): Document.
23714 (-Wreturn-type): Remove description of functionality now handled
23715 by -Wignored-qualifiers.
23717 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23720 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23721 NOP_EXPR if it is between integral types with the same precision.
23723 2008-01-12 Jan Hubicka <jh@suse.cz>
23726 * invoke.texi (max-inline-recursive-depth): Fix default value.
23728 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23730 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23733 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23735 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23737 2008-01-11 James E. Wilson <wilson@specifix.com>
23740 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23742 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23744 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23745 save/restore frame pointer register and don't use 'call-prologues'
23746 optimization in function with "OS_task" attribute.
23748 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23750 PR middle-end/31309
23751 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23752 when copying to memory.
23754 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23756 PR rtl-optimization/30905
23757 * cfgcleanup.c: Include dce.h
23758 (crossjumps_occured): New global variable.
23759 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23760 If something changed, set crossjumps_occured to true.
23761 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23762 Don't add/remove fake edges to exit here...
23763 (cleanup_cfg): ...but do it here, when crossjumping.
23764 Run a fast DCE when successful crossjumps occured in the latest
23765 iteration of try_optimize_cfg.
23767 2008-01-11 Richard Guenther <rguenther@suse.de>
23769 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23770 (struct vn_unary_op_s): Likewise.
23771 (vn_reference_insert): Free old reference on hash collision.
23773 2008-01-10 Raksit Ashok <raksit@google.com>
23775 PR rtl-optimization/27971
23776 * combine.c (find_split_point): Split PLUS expressions which are
23777 inside a MEM rtx, and whose first operand is complex.
23779 2008-01-10 DJ Delorie <dj@redhat.com>
23781 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23782 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23783 (m32c_hard_regno_ok): Call the underlying function.
23785 2008-01-10 Richard Guenther <rguenther@suse.de>
23787 PR middle-end/34683
23788 * tree-cfg.c (tree_merge_blocks): Do not go through the
23789 full-blown folding and stmt updating path if we just deal
23790 with virtual operands.
23791 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23792 test for abnormal SSA_NAMEs.
23794 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23796 PR middle-end/34641
23797 * reload.c (push_reload): Add assertions. All constants from
23798 reg_equiv_constant should have been used for replacing the respective
23800 (find_reloads_address): Invoke find_reloads_address_part for
23801 constant taken from the reg_equiv_constant array.
23803 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23805 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23806 field (valnum) the first in the struct. Replace bools with
23809 2008-01-10 Richard Guenther <rguenther@suse.de>
23811 PR tree-optimization/34651
23812 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23813 types and ordering for masking and converting.
23815 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23817 PR tree-optimization/34017
23818 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23819 also for PHI_NODE expressions.
23821 2008-01-09 Jan Hubicka <jh@suse.cz>
23823 PR tree-optimization/34708
23824 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23825 based on number of case labels.
23826 (init_inline_once): Remove switch_cost.
23827 * tree-inline.h (eni_weights_d): Remove switch_cost.
23829 2008-01-09 Richard Guenther <rguenther@suse.de>
23830 Andrew Pinski <andrew_pinski@playstation.sony.com>
23832 PR middle-end/30132
23833 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23834 temporary if an rvalue is ok or an lvalue is not required.
23836 2008-01-09 Richard Guenther <rguenther@suse.de>
23838 PR middle-end/34458
23839 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23840 adjust return type.
23842 2008-01-09 Richard Guenther <rguenther@suse.de>
23844 PR middle-end/34679
23845 * tree.c (host_integerp): Check for sizetype only if the
23846 type is an integer type.
23848 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23851 * opts.c (decode_options): Disable inlining of functions called
23852 once if not in unit-at-a-time mode.
23854 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23856 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23858 2008-01-08 Richard Guenther <rguenther@suse.de>
23860 PR middle-end/31863
23861 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23862 out early if the result will be unused.
23864 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23869 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23870 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23873 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23875 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23876 for vectorization tuned.
23878 2008-01-08 Richard Guenther <rguenther@suse.de>
23880 PR tree-optimization/34683
23881 * tree-ssa-operands.c (operand_build_cmp): Export.
23882 * tree-ssa-operands.h (operand_build_cmp): Declare.
23883 * tree-vn.c (vuses_compare): Remove.
23884 (sort_vuses): Use operand_build_cmp.
23885 (sort_vuses_heap): Likewise.
23886 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23887 to re-use old VEC if available. Do not sort already sorted VUSEs.
23888 (vdefs_to_vec): Do not sort already sorted VDEFs.
23890 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23892 PR middle-end/34694
23893 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23895 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23898 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23899 limitations of reciprocal sequences on x86 targets.
23901 2008-01-08 Richard Guenther <rguenther@suse.de>
23903 PR tree-optimization/34683
23904 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23906 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23909 * config/darwin.c (darwin_mergeable_string_section): Don't use
23910 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23912 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23915 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23916 negxf2. Macroize expander using X87MODEF mode iterator. Change
23917 predicates of op0 and op1 to register_operand.
23918 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23919 expander using X87MODEF mode iterator. Change predicates of
23920 op0 and op1 to register_operand.
23921 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23922 corresponding patterns and macroize using MODEF macro. Change
23923 predicates of op0 and op1 to register_operand and remove
23924 "m" constraint. Disparage "r" alternative with "!".
23925 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23926 macroize using X87MODEF macro. Change predicates of op0 and op1
23927 to register_operand and remove "m" constraint. Disparage "r"
23928 alternative with "!".
23929 (absneg splitter with memory operands): Remove.
23930 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23931 patterns and macroize using X87MODEF mode iterator.
23932 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23933 Change predicate of op1 to register_operand.
23934 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23935 for memory operands.
23937 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23939 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23941 2008-01-07 Richard Guenther <rguenther@suse.de>
23943 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23946 2008-01-07 Richard Guenther <rguenther@suse.de>
23948 PR tree-optimization/34683
23949 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23950 VOPs of the needed size to save memory. Use VEC_quick_push
23951 to save compile-time.
23952 (vdefs_to_vec): Likewise.
23954 2008-01-07 Sa Liu <saliu@de.ibm.com>
23956 * config/spu/spu.md (divdf3): Genetate inline code for double
23957 division. The implementation doesn't handle INF or NAN, therefore it
23958 only applies when -ffinite-math-only is given.
23960 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23963 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23964 * doc/cpp.texi ([Common Predefined Macros]): Document.
23966 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23968 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23969 order to use commutative addition instead of subtraction.
23971 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23972 Mircea Namolaru <namolaru@il.ibm.com>
23973 Vladimir Yanovsky <yanov@il.ibm.com>
23974 Revital Eres <eres@il.ibm.com>
23976 PR tree-optimization/34263
23977 * tree-outof-ssa.c (process_single_block_loop_latch,
23978 contains_tree_r): New functions.
23979 (analyze_edges_for_bb): Call process_single_block_loop_latch
23980 function to empty single-basic-block latch block if possible.
23982 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23984 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23986 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23988 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23990 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23992 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23994 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23996 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23998 PR tree-optimization/34618
23999 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24002 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24005 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24006 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24007 Update copyright year.
24009 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24010 Update copyright year.
24011 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24014 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24016 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24017 edge does not point to current bb before changing need_assert.
24019 2008-01-04 Richard Guenther <rguenther@suse.de>
24021 PR middle-end/34029
24022 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24023 for verifying purposes if they are is_gimple_min_invariant.
24025 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24027 PR tree-optimization/34448
24028 PR tree-optimization/34465
24029 * gimplify.c (gimplify_init_constructor): Add new parameter
24030 notify_temp_creation. Use it.
24031 (gimplify_modify_expr_rhs): Take volatiles into account when
24032 optimizing constructors.
24033 Do not optimize constructors if gimplify_init_constructor will dump to
24035 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24036 * gcc.c-torture/compile/pr34448.c: New.
24038 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24040 PR gcov-profile/34609
24041 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24042 return_slot if result is TREE_ADDRESSABLE.
24044 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24046 * config/mips/mips.md (sqrt_condition): Tweak comment.
24047 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24049 2008-01-03 Tom Tromey <tromey@redhat.com>
24052 * c-common.c (c_type_hash): Handle VLAs.
24054 2008-01-03 Jan Hubicka <jh@suse.cz>
24056 PR tree-optimization/31081
24057 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24058 0 when inlining and not inlining to first basic block.
24059 (remap_decl): When var is initialized to 0, don't set default_def.
24060 (expand_call_inline): Set entry_bb.
24061 * tree-inline.h (copy_body_data): Add entry_bb.
24063 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24066 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24069 PR tree-optimization/29484
24070 * tree-inline.c (inline_forbidden_p_2): New function.
24071 (inline_forbidden_p): Disallow inlining if some static var
24072 has an address of a local LABEL_DECL in its initializer.
24073 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24076 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24078 PR tree-optimization/34635
24079 * tree-data-ref.c (add_other_self_distances): Make sure that the
24080 evolution step is constant.
24082 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24084 PR middle-end/34608
24085 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24087 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24089 * tree-sra.c (scalarize_init): Insert the generate_element_init
24090 statements after the generate_element_zero statements.
24092 2008-01-02 Richard Guenther <rguenther@suse.de>
24094 PR middle-end/34093
24095 PR middle-end/31976
24096 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24097 for very large number of operands instead of ICEing.
24099 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24102 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24103 while stack probing.
24105 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24107 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24110 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24112 PR libmudflap/26442
24113 * tree-mudflap.c (mx_register_decls): Guard warning by
24114 !DECL_ARTIFICIAL check.
24116 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24118 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24119 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24120 sse5_perm<mode>): Fix constraints.