1 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
5 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
9 address to a register before taking the lower part.
11 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
13 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
16 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
20 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
21 the newly created variable.
22 Create a VECTOR_CST of all 1s for vector types.
24 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
27 * fold-const (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
29 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
31 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
32 order to convert between modes.
33 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
35 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
37 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
40 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
43 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
47 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
49 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
50 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
51 them to yield false with MIPS16.
53 2008-09-26 Jakub Jelinek <jakub@redhat.com>
56 * dwarf2out.c (tls_mem_loc_descriptor): New function.
57 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
58 mem_loc_descriptor failed. Accept UNSPEC.
59 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
60 fail if one of the loc_descriptor calls for pieces failed.
61 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
62 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
63 if loc_descriptor_from_tree_1 on offset failed.
66 * opts.c (common_handle_option): Don't call print_specific_help with
67 CL_SAVE as first argument.
69 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
70 Steve Ellcey <sje@cup.hp.com>
72 * configure: Regenerate for new libtool.
75 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
77 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
78 alias set on MEM when saving stack pointer.
79 * config/rs6000/rs6000.md (allocate_stack): Likewise
81 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
83 PR tree-optimization/37574
84 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
85 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
86 instead of vector_type for constants. Take computation out of loop.
87 (vect_get_vec_def_for_operand): Use only vectype for constant case,
88 and use only vector_type for invariant case.
89 (get_initial_def_for_reduction): Use vectype instead of vector_type.
91 2008-09-25 Jakub Jelinek <jakub@redhat.com>
94 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
95 the decl is a VAR_DECL or FUNCTION_DECL.
97 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
100 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
101 (mark_ref_live, mark_ref_dead): Use them.
102 (def_conflicts_with_inputs_p): Remove.
103 (mark_early_clobbers): New function.
104 (process_bb_node_lives): Call preprocess_constraints and
107 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
109 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
112 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
113 (ira_compress_allocno_live_ranges): New prototype.
115 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
116 (coalesced_allocnos_living_at_program_points): New.
117 (coalesced_allocnos_live_at_points_p,
118 set_coalesced_allocnos_live_points): New functions.
119 (coalesce_spill_slots): Rewrite.
121 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
122 ira_compress_allocno_live_ranges): New functions.
124 * ira-build.c (ira_flattening): Call
125 ira_compress_allocno_live_ranges.
128 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
130 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
133 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
135 * combine.c (make_compound_operation): Handle the 'E' format.
136 (count_rtxs): Likewise.
137 (update_table_tick): Likewise.
138 (get_last_value_validate): Likewise.
140 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
142 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
144 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
146 * matrix-reorg.c (transform_allocation_sites): Initializers
147 added to avoid the warning.
149 2008-09-25 Martin Jambor <mjambor@suse.cz>
151 * cgraph.c (free_nodes): New variable.
152 (NEXT_FREE_NODE): New macro.
153 (cgraph_create_node): Reuse nodes from the free list. Do not
154 update uid if doing so.
155 (cgraph_remove_node): Add the node to the free list.
157 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
159 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
161 2008-09-24 Richard Henderson <rth@redhat.com>
163 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
164 * unwind-dw2.c (execute_stack_op): Handle it.
166 2008-09-24 David Edelsohn <edelsohn@gnu.org>
169 2008-09-24 Michael J. Eager <eager@eagercon.com>
171 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
173 * c-common.c (fname_decl): New location argument.
174 * c-common.h (fname_decl): Same.
175 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
177 (c_parser_typeof_specifier): Same.
178 (c_parser_parms_list_declarator): Same.
179 (c_parser_asm_string_literal): Same.
180 (c_parser_compound_statement_nostart): Same.
181 (c_parser_label): Same.
182 (c_parser_do_statement): Same.
183 (c_parser_asm_statement): Same.
184 (c_parser_unary_expression): Same.
185 (c_parser_sizeof_expression): Same.
186 (c_parser_postfix_expression): Same.
187 (c_parser_pragma): Same.
188 (c_parser_omp_clause_collapse): Same.
189 (c_parser_omp_clause_num_threads): Same.
190 (c_parser_omp_clause_schedule): Same.
191 (c_parser_omp_all_clauses): Same.
192 (c_parser_omp_sections_scope): Same.
193 (c_parser_omp_for_loop): Same. Pass condition's location to
194 c_objc_common_truthvalue_conversion.
195 (c_parser_enum_specifier): Remove comment.
197 2008-09-24 Michael J. Eager <eager@eagercon.com>
199 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
201 * config/rs6000/rs6000.c (rs6000_override_options): Move
202 rs6000_init_hard_regno_mode_ok after all options changed.
203 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
204 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
205 -msimple-fpu flags. Add warning messages if single FP not configured.
206 (rs6000_file_start): Output gnu_attribute for single-float.
207 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
208 (rs6000_legitimize_address): Likewise.
209 (rs6000_legitimize_reload_address): Likewise.
210 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
212 (function_arg_advance): Likewise.
213 (function_arg): Likewise.
214 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
215 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
217 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
218 (rs6000_emit_prologue): Likewise.
219 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
221 (rs6000_libcall_value): Likewise.
222 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
223 (TARGET_DOUBLE_FLOAT): New default to 1
224 (TARGET_SIMPLE_FPU): New default to 0
225 (TARGET_SINGLE_FPU): New default to 0
226 (TARGET_SINGLE_FLOAT_MODE): New.
227 (TARGET_DOUBLE_FLOAT_MODE): New.
228 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
229 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
231 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
232 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
233 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
234 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
235 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
236 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
237 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
238 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
239 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
240 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
241 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
242 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
243 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
244 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
245 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
246 cmptf_internal1, *cmptf_internal2): Condition on
248 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
249 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
250 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
251 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
252 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
253 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
255 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
256 * config/rs6000/rs6000.opt (-msingle-float): New.
257 (-mdouble-float): New.
259 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
260 -msingle-float, -mdouble-float, -msimple-fpu options.
261 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
262 _SOFT_DOUBLE for -msingle-float.
263 * config.gcc: New config for target=powerpc-xilinx-eabi.
265 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
267 * config/sparc/constraints.md: New file.
268 * config/sparc/sparc.md: Include it.
269 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
270 (sparc_extra_constraint_check): Delete.
271 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
272 (memory_ok_for_ldd): New predicate.
273 (sparc_extra_constraint_check): Delete.
274 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
275 (CONST_OK_FOR_LETTER_P): Likewise.
276 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
277 (EXTRA_CONSTRAINT): Likewise.
279 2008-08-23 Steve Ellcey <sje@cup.hp.com>
281 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
283 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
285 * alias.c (find_base_value): Use FIND_BASE_TERM.
286 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
288 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
290 * config/i386/i386.c: Include cselib.h.
291 (ix86_pic_register_p): New function.
292 (ix86_delegitimize_address): Use it to check for the PIC register.
294 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
296 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
297 * config/i386/i386.c (ix86_find_base_term): Don't check for
298 SYMBOL_REF and LABEL_REF.
300 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
302 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
303 constant PLUS in a CONST.
305 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
307 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
308 check for sibcall support for w64.
310 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
312 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
314 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
316 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
317 parser_build_binary_op.
318 * c-decl.c (build_enumerator): Pass location to build_binary_op.
319 * c-typeck.c (build_array_ref): Same.
320 (parser_build_unary_op): New location argument.
321 (pointer_diff): Pass location to build_binary_op,
322 c_objc_common_truthvalue_conversion.
323 (build_modify_expr): Same.
324 (build_unary_op): New location argument.
325 (build_binary_op): New location argument.
326 (c_objc_common_truthvalue_conversion): Pass location to
327 c_*common_truthvalue_conversion.
328 * c-convert.c (convert): Same.
329 * c-common.c (binary_op_error): New location argument.
330 (pointer_int_sum): Pass location to build_binary_op.
331 (c_common_truthvalue_conversion): New location argument.
332 (warn_for_sign_compare): Same.
333 * c-common.h: Add location argument to c_common_truthvalue_conversion,
334 binary_op_error, build_binary_op, warn_for_sign_compare.
335 * c-parser.c (c_parser_condition): Pass location to
336 c_*common_truthvalue_conversion.
337 (c_parser_conditional_expression): Save condition's location and pass
339 (c_parser_binary_expression): Same, but for the binary operator's
341 (c_parser_omp_for_loop): Pass location to
342 c_objc_common_truthvalue_conversion.
344 2008-09-23 Martin Jambor <mjambor@suse.cz>
346 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
347 (cgraph_node_remove_callees): New temporary f. Hold the next item
349 (cgraph_node_remove_callers): Likewise.
351 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
352 (ipa_node_removal_hook): Likewise.
354 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
355 gimple_call_copy_skip_args and moved to the gimple_call section.
356 * gimple.c (gimple_copy_call_skip_args): Renamed to
357 gimple_call_copy_skip_args. Changed al users.
359 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
361 * ira-color.c (start_allocno_priorities): Rename to
362 setup_allocno_priorities. Use costs and
363 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
364 range lengths. Get rid off doubles.
365 (ira_fast_allocations): Call start_allocno_priorities.
367 2008-09-22 David Daney <ddaney@avtrex.com>
370 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
371 register if TARGET_LONG_CALLS.
373 2008-09-22 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/37145
376 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
377 value-numbering union accesses with their offset and size only.
378 (visit_reference_op_load): Fix simplification of inserted conversions.
379 * tree-ssa-pre.c (find_or_generate_expression): Do not
380 recursively generate expressions if running FRE.
382 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
384 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
385 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
386 *baddu_di<mode>): New patterns.
388 2008-09-22 Richard Guenther <rguenther@suse.de>
390 PR tree-optimization/37145
391 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
392 (phi_translate_1): Constant fold references.
394 2008-09-22 Ira Rosen <irar@il.ibm.com>
396 PR tree-optimization/37482
397 * tree-vectorizer.h (struct _slp_instance): Add new field.
398 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
399 (get_earlier_stmt): New function.
400 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
402 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
403 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
404 asserts that GSI points to the scalar statement being vectorized.
405 Set new statement location according to GSI.
406 (vect_schedule_slp_instance): Use GSI of
407 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
409 2008-09-21 Jan Hubicka <jh@suse.cz>
411 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
412 (ipcp_insert_stage): Update dead_nodes bitmap.
414 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
417 * config/i386/t-cygming (SHLIB_LC): Remove.
418 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
419 * config/i386/t-cygwin (SHLIB_LC): Specify all required
422 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
426 * final.c (mark_symbol_ref_as_used): New helper function.
427 (output_operand): Instead of just looking inside MEMs for
428 SYMBOL_REFs, use new helper function and for_each_rtx.
429 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
430 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
431 Make head comment more general.
432 * config/darwin.c (machopic_output_indirection): Handle weak
433 references here, like in assemble_external.
435 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
437 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
438 (sparc_emit_float_lib_cmp): Change return type.
439 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
440 (gen_compare_operator): New function.
441 (sparc_emit_float_lib_cmp): Return the new operator to be used in
442 the comparison sequence. Minor tweaks.
443 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
444 that the final operator and the result of sparc_emit_float_lib_cmp
445 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
446 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
447 buneq, bunge, bunle, bltgt): Assert that the final operator and the
448 result of sparc_emit_float_lib_cmp match for software TFmode.
449 (movqicc, movhicc, movsicc, movdicc): Merge into...
450 (mov<I:mode>cc): ...this.
451 (movsfcc, movdfcc, movtfcc): Merge into...
452 (mov<F:mode>cc): ...this.
453 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
455 (mov<I:mode>_cc_v9): ...this.
456 (movdi_cc_sp64_trunc): Delete.
457 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
458 movdi_cc_reg_sp64): Merge into...
459 (mov<I:mode>_cc_reg_sp64): ...this.
460 (movsf_cc_sp64): Rename into...
461 (movsf_cc_v9): ...this.
462 (movdf_cc_sp64): Rename into...
463 (movdf_cc_v9): ...this.
464 (movtf_cc_hq_sp64): Rename into...
465 (movtf_cc_hq_v9): ...this.
466 (movtf_cc_sp64): Rename into...
467 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
469 2008-09-21 Diego Novillo <dnovillo@google.com>
471 * doc/gccint.texi: Include generic.texi and gimple.texi.
473 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
474 (GIMPLE): Move to gimple.texi.
475 (Annotations): Remove references to to stmt_ann_t and
477 (SSA Operands): Rename from 'Statement Operands'.
478 * doc/generic.texi: New.
479 * doc/gimple.texi: New.
480 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
482 * Makefile.in (TEXI_GCCINT_FILES):
483 * gimple.c (gimple_copy_call_skip_args): Rename from
484 giple_copy_call_skip_args. Update all users.
485 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
487 2008-09-21 Ira Rosen <irar@il.ibm.com>
489 PR tree-optimization/37539
490 * tree-vect-transform.c (vect_transform_strided_load): Save vector
491 statement in related statement field only for the first load of the
492 group of loads with the same data reference.
494 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
496 * config/mips/mips.h (TUNE_OCTEON): New macro.
497 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
498 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
499 * config/mips/octeon.md: New file.
500 * config/mips/mips.md: Include octeon.md. Restore
501 semi-alphabetical order of include files.
503 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
506 * config/i386/i386.md (*jcc_fused_1): Removed.
507 (*jcc_fused_2): Likewise.
508 (*jcc_fused_3): Likewise.
509 (*jcc_fused_4): Likewise.
511 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
513 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
514 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
515 * target.h (gcc_target): Add ira_cover_classes.
516 * ira.c: Remove IRA_COVER_CLASSES guards.
517 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
518 instead of IRA_COVER_CLASSES.
519 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
520 (setup_class_translate): Likewise.
521 (setup_reg_class_intersect_union): Likewise.
522 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
523 test of targetm.ira_cover_classes.
524 * opts.c (decode_options): Use targetm.ira_cover_classes instead
525 of IRA_COVER_CLASSES.
526 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
527 (TARGET_INITIALIZER): Include it.
528 * targhooks.h (default_ira_cover_classes): Declare.
529 * targhooks.c (default_ira_cover_classes): New function.
531 2008-09-19 Bob Wilson <bob.wilson@acm.org>
533 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
535 2008-09-19 Ian Lance Taylor <iant@google.com>
537 * varasm.c (narrowing_initializer_constant_valid_p): Return
538 NULL_TREE if ENDTYPE is not an integer.
540 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
543 * tree-ssa.c (execute_update_addresses_taken): Also update
544 DECL_GIMPLE_REG_P for vector and complex types.
546 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
547 Jan Hubicka <jh@suse.cz>
550 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
551 empty before freeing them.
552 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
554 2008-09-18 Bob Wilson <bob.wilson@acm.org>
556 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
557 * config/xtensa/predicates.md (tls_symbol_operand): New.
558 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
559 (TARGET_CANNOT_FORCE_MEM): Define.
560 (xtensa_tls_symbol_p): New.
561 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
562 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
563 (xtensa_tls_module_base): New.
564 (xtensa_call_tls_desc): New.
565 (xtensa_legitimize_tls_address): New.
566 (xtensa_legitimize_address): Handle TLS symbols.
567 (xtensa_tls_referenced_p_1): New.
568 (xtensa_tls_referenced_p): New.
569 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
570 (XTENSA_BUILTIN_THREAD_POINTER): New.
571 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
572 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
573 Add declarations for __builtin_thread_pointer and
574 __builtin_set_thread_pointer.
575 (xtensa_fold_builtin): Recognize new builtins.
576 (xtensa_expand_builtin): Expand new builtins.
577 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
578 (TARGET_THREADPTR): Define.
579 (HAVE_AS_TLS): Define default value.
580 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
581 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
582 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
583 (UNSPECV_SET_TP): New.
584 (sym_TPOFF, sym_DTPOFF): New.
585 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
586 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
587 * configure: Regenerated.
589 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
592 * config/ia64/ia64.c (ia64_optimization_options): Move
593 checking and setting flag_schedule_insns_after_reload and
594 ia64_flag_schedule_insns2 back to ...
595 (ia64_override_options): Here.
597 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
600 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
601 zero extend count after the correction to it is done.
602 (doloop_optimize): Update call to doloop_modify, don't zero extend
605 2008-09-18 Martin Jambor <mjambor@suse.cz>
607 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
609 * ipa-prop.c: Correct comments.
610 * ipa-prop.h: Likewise.
612 2008-09-18 Jan Hubicka <jh@suse.cz>
615 * ipa-reference.c (ipa_reference_local_vars_info_d,
616 ipa_reference_global_vars_info_d,
617 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
618 ipa_reference_vars_info_t): Move here from ipa-reference.h
619 (node_duplication_hook_holder, node_removal_hook_holder): New.
620 (get_reference_vars_info_from_cgraph): Rename to ...
621 (get_reference_vars_info): ... this one, use cgraph uids.
622 (get_local_reference_vars_info, get_global_reference_vars_info):
623 Use cgraph instead of decl.
624 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
625 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
626 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
628 (check_call): Simplify avail check.
629 (scan_stmt_for_static_refs): Update.
630 (propagate_bits): Update.
631 (merge_callee_local_info): Remove.
632 (init_function_info): Use cgraph nodes.
633 (clean_function_local_data): Break out from ...
634 (clean_function): ... here.
635 (copy_local_bitmap, copy_global_bitmap): New functions.
636 (duplicate_node_data, remove_node_data): New functions.
637 (generate_summary): Register hooks; use visibility instead of
639 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
640 * ipa-reference.h (ipa_reference_local_vars_info_d,
641 ipa_reference_global_vars_info_d,
642 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
643 ipa_reference_vars_info_t): Move to ipa-reference.c
644 (ipa_reference_get_read_local, ipa_reference_get_written_local):
646 (ipa_reference_get_read_global, ipa_reference_get_written_global,
647 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
649 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
650 (init_state): Remove.
651 (node_duplication_hook_holder, node_removal_hook_holder): New.
652 (get_function_state, set_function_state): Use VECtor.
653 (analyze_function): Check body availability.
654 (add_new_function): Likewise.
655 (duplicate_node_data, remove_node_data): New.
656 (generate_summary): Register hooks; do not care about clones.
657 (propafate): Do not care about clones; recursive functions are not looping.
658 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
659 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
660 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
662 * tree-flow.h (function_ann_d): Remove reference_vars_info.
663 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
664 ipa-reference accesors.
666 2008-09-18 Simon Baldwin <simonb@google.com>
668 * c-opts.c (c_common_handle_option): Add handling for
669 -Wbuiltin-macro-redefined command line option.
670 * c.opt: Added builtin-macro-redefined option.
671 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
674 2008-09-18 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/37258
677 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
678 and signedness for integral types.
679 (vn_phi_eq): Require compatible types.
681 2008-09-18 Jakub Jelinek <jakub@redhat.com>
684 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
685 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
687 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
688 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
689 ggc_free other TREE_LIST nodes from that chain.
690 * function.c (instantiate_decls): Instantiate also DECL_RTL
691 of vars in cfun->local_decls, free that list afterwards.
693 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
695 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
696 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
698 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
700 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
701 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
703 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
705 PR tree-optimization/37102
706 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
707 from a node. Check to see if another PHI is dead.
708 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
709 remove real PHIs which have no uses.
710 (rewrite_out_of_ssa): Call eliminate_useless_phis.
712 2008-09-18 Richard Guenther <rguenther@suse.de>
715 * tree-cfg.c (remove_useless_stmts_1): Remove
716 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
718 2008-09-18 Nick Clifton <nickc@redhat.com>
720 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
721 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
722 to frv_secondary_reload_class.
723 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
724 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
725 (frv_secondary_reload_class): Omit unused parameter.
726 (frv_secondary_reload): New function. Handle the case when
727 secondary_reload_class() is called before the reload_(in|out)
728 _optabs have been initialised.
729 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
731 * config/frv/frv.md: Define an exclusion set between fr550_m0
734 2008-09-18 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/37456
737 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
738 want to insert after ends a BB insert on the single fallthru
741 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
743 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
744 Mention -march=z9-109, z9-ec and z10.
746 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
748 PR rtl-optimization/37544
749 * regrename.c (maybe_mode_change): Exit early when copy_mode
750 is narrower than orig_mode and narrower than new_mode.
752 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
755 * sched-int.h (struct _haifa_insn_data): Remove unused field
758 * sched-rgn.c (ref_counts): Remove.
759 (insn_referenced): New static variable.
760 (INSN_REF_COUNT): Remove.
761 (sched_run_compute_dependencies): Use insn_referenced instead of
763 (add_branch_dependences): Likewise. Delete dead assignment.
765 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
767 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
768 consumer is an asm. Add comment why this is important.
769 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
770 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
773 2008-09-17 Joseph Myers <joseph@codesourcery.com>
775 * expr.c (emit_group_store): Do not shift before moving via a
778 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
780 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
781 from aggregate to non-aggregate type if the bit pattern is not fully
782 preserved afterwards.
784 2008-09-17 Richard Guenther <rguenther@suse.de>
786 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
787 (verify_gimple_assign): ... this. Split into ...
788 (verify_gimple_assign_unary): ... this,
789 (verify_gimple_assign_binary): ... that,
790 (verify_gimple_assign_single): ... and this.
791 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
792 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
793 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
794 (verify_types_in_gimple_reference): Be forgiving with
796 (verify_gimple_phi): Deal with virtual operands.
798 * tree.def (PREDICT_EXPR): Change to tcc_expression.
800 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
802 * tree.c (get_callee_fndecl): Don't call the language hook.
803 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
804 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
805 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
807 2008-09-17 Jakub Jelinek <jakub@redhat.com>
809 * tree.c (protected_set_expr_location): Don't unnecessarily
810 check for error_mark_node.
812 2008-09-17 Art Haas <ahaas@impactweather.com>
814 * ipa-reference.c (analyze_function): Declare step only if
815 ENABLE_CHECKING is defined.
817 2008-09-17 Jan Hubicka <jh@suse.cz>
820 * tree.h (DECL_INLINE): remove.
821 (DECL_DECLARED_INLINE_P): Update docs.
822 (DECL_NO_INLINE_WARNING_P): new.
823 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
824 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
826 2008-09-17 Jakub Jelinek <jakub@redhat.com>
827 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
830 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
833 2008-09-17 Jan Hubicka <jh@suse.cz>
835 * ipa-reference.c (ipa_obstack): Remove.
836 (local_info_obstack, global_info_obstack): New.
837 (add_static_var): We now handle variables only.
838 (mark_address_taken, mark_load, mark_store): New functions based on ...
839 (check_operand): ... remove.
840 (get_asm_stmt_operands): Rename to ...
841 (check_asm_memory_clobber): ... this. Look only for memory clobber.
842 (scan_stmt_for_static_refs): Rewrite.
843 (scan_op_for_static_refs): Rename to ...
844 (scan_initializer_for_static_refs): do not look for VAR_DECL
845 initializers; stop recursion on types and decls.
846 (ipa_init): Use proper obstacks.
847 (analyze_variable): Use scan_initializer_for_static_refs.
848 (init_function_info): Use local obstack.
849 (analyze_function): Simplify.
850 (add_new_function): We don't need visited_nodes obstack.
851 (generate_summary): Use proper obstacks; cleanup after propagation.
853 2008-09-17 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/37491
857 * alias.c (get_alias_set): Use the canonical type.
858 * tree-vect-transform.c (vectorizable_store): Use the type of
859 the lhs for the vector type. Adjust checking.
860 (vectorizable_load): Adjust checking.
862 2008-09-16 Jakub Jelinek <jakub@redhat.com>
863 Adam Nemet <anemet@caviumnetworks.com>
865 PR rtl-optimization/37483
866 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
867 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
868 Rearrange code to better match the original comment. Check
869 t_unconditional first. Improve comment.
871 2008-09-16 Jakub Jelinek <jakub@redhat.com>
874 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
875 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
878 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
879 GIMPLE_TRY if cleanup sequence is empty.
881 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
884 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
885 eliminate IV if the cost are the same.
887 2008-09-16 Richard Guenther <rguenther@suse.de>
890 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
893 2008-09-16 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/37508
896 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
898 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
900 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
902 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
904 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
905 use gen_floatdidf2 directly.
906 (floatunssidf2): Likewise.
907 (floatsidf_ppc64_mfpgpr): Remove.
908 (floatsidf_ppc64): Remove.
909 (floatunssidf_ppc64): Remove.
911 2008-09-15 Jakub Jelinek <jakub@redhat.com>
913 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
914 rather than update_cost_queue.
916 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
917 in every call starting with the second one, instead of only when
918 alias_bitmap_obstack.elements != NULL.
920 * tree-predcom.c (filter_suitable_components): Free all refs in
921 act->refs vector before calling release_component.
922 (add_ref_to_chain): Free ref if not adding it to chain->refs.
924 * tree-data-ref.c (free_subscripts): Free all subscript objects.
926 * tree-loop-linear.c (linear_transform_loops): Initialize
927 lambda_obstack only after calling perfect_loop_nest_depth.
928 Goto free_and_continue instead of just continue for later failures.
931 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
934 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
936 2008-09-14 Andreas Schwab <schwab@suse.de>
938 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
940 2008-09-14 Jan Hubicka <jh@suse.cz>
942 * invoke.texi (-fconserve-stack): Document.
943 * opts.c (decode_options): Handle conserve_stack.
944 * common.opt (fconvserve_stack): New.
946 2008-09-14 David Edelsohn <edelsohn@gnu.org>
948 * config.host: Add x-aix to host_xmake_file.
949 * config/rs6000/t-aix52: Do not override LDFLAGS.
950 * config/rs6000/x-aix: New file.
952 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
958 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
959 is not recognized as a valid register usage. Allow REG_X to be used
961 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
962 forces a reload when using a base register.
964 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
966 * config/i386/cygming-crtend.c (register_frame_ctor): If
967 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
968 directly with atexit.
969 (deregister_frame_ctor): Rename to ...
970 (deregister_frame_dtor): Use to call __gcc_deregister_frame
971 if !DEFAULT_USE_CXA_ATEXIT.
973 2008-09-13 Jan Hubicka <jh@suse.cz>
975 * cgraph.c: Include value-prof.h
976 * Makefile.in (cgraph.o): Add value-prof.h dependency.
978 2008-09-13 Jan Hubicka <jh@suse.cz>
981 * tree-profile.c (add_abnormal_goto_call_edges): New function.
982 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
983 tree_gen_one_value_profiler, tree_gen_average_profiler,
984 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
986 2008-09-13 Jan Hubicka <jh@suse.cz>
988 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
989 too many bytes on misalligned blocks.
991 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
993 * doc/cfg.texi: Fix some typos.
994 * doc/extend.texi: Likewise.
995 * doc/install.texi: Likewise.
996 * doc/invoke.texi: Likewise.
997 * doc/rtl.texi: Likewise.
998 * doc/tree-ssa.texi: Likewise.
1000 2008-09-13 Richard Guenther <rguenther@suse.de>
1003 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1004 gimple stores for memory rhs.
1006 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1008 PR rtl-optimization/37489
1009 * cse.c (fold_rtx): Don't return const_true_rtx for float
1010 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1012 2008-09-13 Jan Hubicka <jh@suse.cz>
1014 PR tree-optimization/37392
1015 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1017 2008-09-13 Martin Jambor <mjambor@suse.cz>
1018 Jan Hubicka <jh@suse.cz>
1020 * cgraph.c (free_edges): New variable.
1021 (NEXT_FREE_EDGE): New macro.
1022 (cgraph_free_edge): New function.
1023 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1024 (cgraph_node_remove_callees): Likewise.
1025 (cgraph_node_remove_callers): Likewise.
1026 (cgraph_create_edge): Reuse edges from the free list. Do not
1027 update uid if doing so.
1028 (cgraph_remove_*_hook): Add free call.
1030 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1032 * ira-color.c (conflict_allocno_vec): Delete.
1033 (update_cost_queue_elem): New structure.
1034 (update_cost_queue): New variable.
1035 (update_cost_queue_tail): Likewise.
1036 (update_cost_queue_elems): Likewise.
1037 (allocno_update_cost_check): Delete.
1038 (initiate_cost_update): Allocate update_cost_queue_elems
1039 instead of allocno_update_cost_check.
1040 (finish_cost_update): Update the free()s accordingly.
1041 (start_update_cost): New function.
1042 (queue_update_cost): Likewise.
1043 (get_next_update_cost): Likewise.
1044 (update_copy_costs_1): Inline into...
1045 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1046 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1047 once we've established they are equal. Don't allocate update
1048 costs if there is nothing to add to them.
1049 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1050 DIVISOR arguments. Use a queue instead of recursive calls;
1051 process all the allocnos in the initial queue, rather than
1053 (assign_hard_reg): Use queue_update_cost instead of
1054 conflict_allocno_vec. Queue coalesced allocnos instead
1055 of calling update_conflict_hard_regno_costs for each one.
1056 Just call update_conflict_hard_regno_costs once for the
1058 (ira_color): Remove conflict_allocno_vec handling.
1060 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1062 PR tree-optimization/37484
1063 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1064 (save_var_name): Same.
1065 (initialize_cloog_names): Same.
1066 (initialize_cloog_names): Same.
1068 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1070 * tree-scalar-evolution.c (set_instantiated_value): Set
1073 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1077 * ira-build.c (common_loop_tree_node_dominator): Remove.
1078 (copy_live_ranges_to_removed_store_destinations): New function.
1079 (regno_top_level_allocno_map): Move to top level from ...
1080 (ira_flattening): ... here. Use
1081 copy_live_ranges_to_removed_store_destinations.
1083 * ira-emit.c (generate_edge_moves): Fix a comment.
1085 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1088 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1089 scratch register after 'set' pattern.
1091 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1093 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1094 information passed to mark_reg_pointer.
1095 * explow.c (force_reg): Likewise.
1097 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1099 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1100 when building for the celledp architecture.
1102 2008-09-12 Richard Guenther <rguenther@suse.de>
1104 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1106 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1108 PR rtl-optimization/37424
1109 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1110 the regnos instead of the addresses.
1112 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1114 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1116 2008-09-11 Richard Guenther <rguenther@suse.de>
1118 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1119 entering the weaker equivalence recording.
1121 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1123 2008-09-11 Jeff Law <law@redhat.com>
1125 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1126 by assign_stack_local on the IRA path for stack slot sharing
1127 as well as the non-IRA path.
1129 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1131 * config/i386/i386.h: Fix whitespace issues.
1133 2008-09-11 Martin Jambor <mjambor@suse.cz>
1135 * ipa-prop.h (struct ipa_param_flags): Removed.
1136 (struct ipa_param_descriptor): New structure.
1137 (struct ipa_node_params): ipcp_lattices, param_decls and
1138 param_flags moved to ipa_param_description.
1139 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1140 descriptors. Renamed all users.
1141 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1142 changed to access descriptors. Renamed all users.
1143 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1144 to access descriptors. Renamed all users.
1145 * ipa-cp.c (ipcp_init_cloned_node): Call
1146 ipa_initialize_node_params instead of ipa_count_formal_params and
1147 ipa_create_param_decls_array.
1148 (ipcp_analyze_node): Likewise.
1149 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1150 descriptors. Renamed all users.
1151 (ipcp_initialize_node_lattices): Remove allocation.
1152 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1153 ipa_initialize_node_params instead of ipa_count_formal_params and
1154 ipa_create_param_decls_array.
1155 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1156 ipa_populate_param_decls, made static, added parameter info,
1157 renamed mt to node, removed allocation, changed to use
1159 (ipa_count_formal_params): Made static, added parameter info,
1161 (ipa_initialize_node_params): New function.
1162 (ipa_check_stmt_modifications): Changed to use descriptors.
1163 (ipa_detect_param_modifications): Removed allocation, changed to
1165 (ipa_note_param_call): Changed to use descriptors.
1166 (ipa_analyze_params_uses): Removed allocation.
1167 (ipa_free_node_params_substructures): Changed to use descriptors.
1168 (ipa_edge_duplication_hook): Use the unused attribute.
1169 (ipa_node_duplication_hook): Use the unused attribute, changed to
1170 use descriptors, changed to duplicate descriptors.
1172 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1173 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1174 indirect inlining. Made static.
1175 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1176 functions called only once.
1177 (cgraph_decide_recursive_inlining): Don't call
1178 ipa_propagate_indirect_call_infos, pass new_edges to
1179 cgraph_mark_inline_edge instead.
1180 (cgraph_decide_inlining_of_small_functions): Don't call
1181 ipa_propagate_indirect_call_infos, pass new_edges to
1182 cgraph_mark_inline_edge instead.
1183 (cgraph_decide_inlining): Don't call
1184 ipa_propagate_indirect_call_infos.
1185 * ipa-prop.c: Check that vectors are allocated.
1187 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1188 iff a new cgraph edges have been created.
1189 (cgraph_decide_inlining): New variable redo_always_inline.
1190 Flattening and always_inlining loop until callgraph stabilizes.
1191 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1192 true iff new cgraph edges have been created.
1193 (propagate_info_to_inlined_callees): Likewise.
1194 (ipa_propagate_indirect_call_infos): Likewise.
1196 2008-09-11 Richard Guenther <rguenther@suse.de>
1198 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1199 (set_prologue_iterations): Likewise.
1200 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1202 (vect_update_init_of_dr): Likewise.
1203 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1205 * fold-const.c (fold_unary): Do not generate calculations
1208 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1210 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1211 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1212 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1214 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1216 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1217 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1218 before finalizing the changes.
1219 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1221 (simplify_truth_ops_using_ranges): New.
1222 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1223 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1224 whether a simplification was made.
1225 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1226 use a switch statement and also call simplify_truth_ops_using_ranges.
1228 2008-09-11 Jan Hubicka <jh@suse.cz>
1230 * ggc-common.c (loc_array): Make static.
1231 * dce.c (rest_of_handle_ud_dce): Free worklist.
1233 2008-09-11 Jan Hubicka <jh@suse.cz>
1235 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1236 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1237 function so we are sure we do not dangle it forever.
1238 * function.c (outer_function_chain, find_function_data): Remove.
1239 (function_context_stack): New.
1240 (push_function_context, pop_function_context): Update.
1241 * function.h (struct function): Remove pointer outer.
1242 (outer_function_chain, find_function_data): Remove.
1243 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1245 2008-09-11 Jan Hubicka <jh@suse.cz>
1248 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1250 2008-09-11 Jan Hubicka <jh@suse.cz>
1252 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1254 2008-09-11 Jan Hubicka <jh@suse.cz>
1256 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1257 (free_var_map_entry): New function.
1258 (redirect_edge_var_map_destroy): Use it.
1260 2008-09-11 Jan Hubicka <jh@suse.cz>
1263 * tree-inline.c (add_lexical_block): Replace with ...
1264 (prepend_lexical_block): ... prepend at begginig.
1265 (remap_blocks): Use it and reverse later.
1266 (expand_call_inline): Use prepend_lexical_block.
1268 2008-09-11 Jan Hubicka <jh@suse.cz>
1270 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1272 2008-09-11 Jan Hubicka <jh@suse.cz>
1274 * function.c (free_after_compilation): Call insn_locators_free.
1275 * cfglayout.c (insn_locators_free): New function.
1276 * rtl.h (insn_locators_free): Declare.
1278 2008-09-11 Jan Hubicka <jh@suse.cz>
1280 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1282 (cond_move_process_if_block): Update call.
1284 2008-09-11 Jan Hubicka <jh@suse.cz>
1286 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1287 * vec.c: Include hashtab.h
1288 (vec_descriptor, ptr_hash_entry): New structures.
1289 (vec_desc_hash, vec_ptr_map): New static variables.
1290 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1291 register_overhead, free_overhead, vec_heap_free): New functions.
1292 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1293 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1294 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1297 2008-09-11 Ira Rosen <irar@il.ibm.com>
1299 PR tree-optimization/37474
1300 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1301 length of load permutation.
1303 2008-09-11 Andreas Schwab <schwab@suse.de>
1305 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1307 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1310 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1311 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1312 simplify_gen_subreg.
1314 2008-09-11 Ira Rosen <irar@il.ibm.com>
1316 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1319 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1322 * gimplify.c (gimplify_body): Call default_rtl_profile.
1325 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1326 instead of tok->val.node if not expanding to something else. Handle
1327 intervening CPP_PADDING tokens.
1328 (altivec_categorize_keyword): Remove unneeded comparisons.
1330 2008-09-10 Richard Guenther <rguenther@suse.de>
1332 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1334 2008-09-10 Richard Guenther <rguenther@suse.de>
1337 * tree-inline.c (insert_init_stmt): Make sure to not
1338 insert invalid gimple stores.
1340 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1342 PR tree-optimization/37388
1343 * toplev.c (process_options): Fail and warn when graphite
1344 flags are used, but the compiler has not been configured
1345 with graphite libraries.
1346 * graphite.c (graphite_transform_loops): Remove printfs
1347 to dump_file for the case when graphite is not available.
1349 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1352 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1353 the even element into register.
1354 (ix86_expand_vector_init_general): Don't use
1355 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1356 if we can't move from GPR to SSE register directly.
1358 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1360 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1361 not lose track of the number of NOPs needed. Number of NOPs needed
1362 for sync vs. loads workaround was switched; corrected. Run second
1363 pass for all workarounds. No NOPs needed after call insns. Change
1364 second pass to use find_next_insn_start and find_load helpers in order
1365 to properly detect parallel insns.
1366 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1368 2008-09-10 Jan Hubicka <jh@suse.cz>
1370 * value-prof.c (gimple_ic): Fix tuplification bug.
1371 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1374 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1376 PR tree-optimization/37353
1377 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1378 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1379 calls instead of cond_dead_built_in_calls.
1380 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1381 initalize the vector only before adding first entry. Use VEC_safe_push
1382 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1383 shrink_wrap_conditional_dead_built_in_calls call.
1385 2008-09-10 Ira Rosen <irar@il.ibm.com>
1387 PR tree-optimization/37385
1388 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1389 and use it as a vector type if not NULL.
1390 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1392 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1394 (vectorizable_load): Likewise.
1396 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1398 * config/i386/i386.md (SWI32): New mode iterator.
1399 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1402 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1404 PR rtl-optimization/37435
1405 * caller-save.c (insert_restore, insert_save): Check the mode by
1408 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1411 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1413 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1416 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1418 * doc/invoke.texi (ARM Options): Correct errors in discussion
1419 of -mfloat-abi, -mhard-float, and -msoft-float.
1421 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1422 Jan Hubicka <jh@suse.cz>
1425 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1426 calling gimple_regimplify_operands on it. Iterate over all newly
1427 added statements, not just the last one.
1428 (insert_init_stmt): Insert stmt into seq first, then call
1429 gimple_regimplify_operands on it. Don't create new gimplification
1430 context, nor find referenced vars.
1432 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1435 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1436 to pointer to vector pointer.
1437 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1438 propagate_info_to_inlined_callees): Likewise.
1439 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1440 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1441 ipa_check_create_edge_args.
1442 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1443 to pointer to vector pointer.
1444 (cgraph_decide_inlining_of_small_function): Adjust
1445 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1449 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1450 optimizing for size, not speed.
1452 PR rtl-optimization/37408
1453 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1454 if parm is promoted.
1456 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1458 PR tree-optimization/37375
1459 * tree-scalar-evolution.c (scev_info_str): Add field
1461 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1462 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1463 set_instantiated_value): Pass instantiated_below.
1464 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1466 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1467 the definitions are not instantiated.
1469 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1470 (block_before_loop): New.
1471 * tree-data-ref.c (dr_analyze_indices): Update uses of
1473 * graphite.c (block_before_scop): New.
1474 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1475 basic block, not a loop for determining the parameters.
1476 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1478 (idx_record_params, find_params_in_bb, find_scop_parameters,
1479 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1480 to instantiate_scev.
1482 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1484 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1488 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1490 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1491 Check zero freq and increase if necessary.
1493 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1495 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1496 regno is in the right range. Add comments.
1498 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1500 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1502 * mips-tfile.c (copy_object): Cast alloca result to int *.
1503 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1505 Rename class to sclass.
1506 (read_tfile): Cast read_seek return values to proper types.
1507 Cast xcalloc return value to proper type.
1509 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1511 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1512 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1513 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1515 2008-09-09 Jan Hubicka <jh@suse.cz>
1517 * profile.c (is_edge_inconsistent): Add debug output; ignore
1518 negative count on fake edges.
1519 (is_inconsistent): Add debug output.
1521 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1523 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1525 (choose_ready): When first insn is chosen from the ready list, also
1528 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1530 PR rtl-optimization/37360
1531 * haifa-sched.c (max_issue): Do not assert that we never issue more
1532 insns than issue_rate. Add comment.
1534 2008-09-09 Richard Guenther <rguenther@suse.de>
1536 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1537 (verify_types_in_gimple_call): Rename to ...
1538 (verify_gimple_call): ... this. Enhance.
1539 (verify_types_in_gimple_cond): Remove.
1540 (verify_gimple_comparison): New function ...
1541 (verify_types_in_gimple_assign): ... split out from here.
1542 (verify_types_in_gimple_return): Rename to ...
1543 (verify_gimple_return): ... this. Enhance.
1544 (verify_types_in_gimple_switch): Rename to ...
1545 (verify_gimple_switch): ... this. Enhance.
1546 (verify_gimple_goto): New function.
1547 (verify_types_in_gimple_phi): Rename to ...
1548 (verify_gimple_phi): ... this. Enhance.
1549 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1550 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1551 (verify_types_in_gimple_seq_2): Remove cases handled in
1552 verify_types_in_gimple_stmt.
1554 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1556 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1557 (push_multiple_operation, pop_multiple_operation): Set it.
1558 (workaround_rts_anomaly): New function.
1559 (workaround_speculation): New function, broken out of bfin_reorg.
1560 (bfin_reorg): Call the new functions.
1562 2008-09-09 Richard Guenther <rguenther@suse.de>
1566 * gimplify.c (gimplify_conversion): Change conversions of
1567 non-register type to VIEW_CONVERT_EXPRs.
1568 (gimplify_addr_expr): If we need to make the operand
1569 addressable make sure to use a properly initialized
1570 temporary for that so it gets a valid gimple store.
1572 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1574 * function.h (struct function): Add function_start_locus.
1575 * cfgexpand.c (gimple_expand_cfg): Use it.
1576 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1578 2008-09-09 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/37433
1581 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1584 2008-09-09 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/37387
1587 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1588 and bits to a common type.
1590 2008-09-09 Nick Clifton <nickc@redhat.com>
1592 * config/v850/v850.md (return): Restore frame size restriction.
1594 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1596 * c-common.c (c_expand_decl): Remove.
1597 * c-common.h (anon_aggr_type_p): Remove prototype.
1598 (DECL_ANON_UNION_ELEMS): Remove.
1599 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1600 * c-decl.c (anon_aggr_type_p): Remove.
1601 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1602 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1603 * langhooks.h (struct lang_hooks): Remove expand_decl.
1604 * langhooks.c (lhd_expand_decl): Remove.
1605 * stmt.c (expand_anon_union_decl): Remove.
1606 * tree.h (expand_anon_union_decl): Remove prototype.
1608 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1611 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1613 * config/avr/avr.md (QISI) : Define mode iterator.
1614 (negated_tst<mode>) : Redefine as split using mode macro.
1615 (reversed_tstqi): Define insn as reversed compare with zero.
1616 (reversed_tsthi): Ditto.
1617 (reversed_tstsi): Ditto.
1619 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1622 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1623 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1626 * predict.c (optimize_function_for_size_p): Don't segfault if
1628 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1629 tree_swap_operands_p): Don't test cfun != NULL before calling
1630 optimize_function_for_s*_p.
1632 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1634 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1637 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1639 * crx/crx.h (IRA_COVER_CLASSES): Define.
1641 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1644 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1645 even when a stmt has been gimple_modified_p, but after fold_stmt is
1646 not any longer. Remove unneeded may_have_exposed_new_symbols
1649 2008-09-08 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/37421
1652 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1655 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1658 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1660 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1663 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1664 * pa-hpux10.h (LINK_SPEC): Likewise.
1665 * pa-hpux11.h (LINK_SPEC): Likewise.
1667 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1669 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1670 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1672 2008-09-07 Helge Deller <deller@gmx.de>
1674 * pa/linux-atomic.c: New file.
1675 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1676 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1678 2008-09-07 Richard Guenther <rguenther@suse.de>
1679 Ira Rosen <irar@il.ibm.com>
1681 PR tree-optimization/36630
1682 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1683 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1685 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1686 Ira Rosen <irar@il.ibm.com>
1688 PR tree-optimization/35642
1689 * config/rs6000/altivec.md (mulv8hi3): Implement.
1691 2008-09-06 Jeff Law <law@redhat.com>
1693 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1695 2008-09-06 Jan Hubicka <jh@suse.cz>
1697 PR tree-optimization/14703
1698 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1700 * passes.c (init_optimization_passes): Recompute inline parameters.
1702 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1704 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1707 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1708 Peter Fuerst <post@pfrst.de>
1710 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1711 * doc/extend.texi: Document __builtin_mips_cache.
1712 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1713 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1714 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1715 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1716 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1717 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1718 (set_push_mips_isas): New variable.
1719 (mips_r10k_cache_barrier): New variable.
1720 (cache): New availability predicate.
1721 (mips_builtins): Add an entry for __builtin_mips_cache.
1722 (mips_build_cvpointer_type): New function.
1723 (MIPS_ATYPE_CVPOINTER): New macro.
1724 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1726 (r10k_simplified_address_p, r10k_simplify_address)
1727 (r10k_uncached_address_p, r10k_safe_address_p)
1728 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1729 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1730 (r10k_insert_cache_barriers): New functions.
1731 (mips_reorg_process_insns): Delete cache barriers after a
1732 branch-likely instruction.
1733 (mips_reorg): Call r10k_insert_cache_barriers.
1734 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1735 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1736 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1737 (mips_cache, r10k_cache_barrier): New define_insns.
1739 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1741 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1742 * ira-color.c (setup_allocno_left_conflicts_num): Use
1743 hard_reg_set_equal_p instead of a comparison with
1744 ira_zero_hard_reg_set.
1745 * ira.c (setup_reg_subclasses): Likewise.
1746 (setup_cover_and_important_classes): Likewise.
1747 (setup_class_translate): Likewise.
1748 (setup_reg_class_intersect_union): Likewise.
1749 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1750 (ira_init_once): Don't initialize them.
1752 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1754 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1756 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1758 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1760 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1762 Improved branch hints, safe hints, and scheduling.
1764 * haifa-sched.c (sched_emit_insn) : Define.
1765 * sched-int.h (sched_emit_insn) : Add prototype.
1766 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1767 -mhint-max-distance -msafe-hints) : Document.
1768 * config/spu/spu.c (spu_flag_var_tracking): New.
1769 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1770 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1771 TARGET_ASM_FILE_START): Define.
1772 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1773 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1774 (spu_emit_branch_hint): Add blocks argument.
1775 (insert_branch_hints, insert_nops): Remove.
1776 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1777 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1778 spu_sched_reorder, asm_file_start): New functions.
1779 (clock_var, spu_sched_length, pipe0_clock,
1780 pipe1_clock, prev_clock_var, prev_priority,
1781 spu_ls_first, prev_ls_clock): New static variables.
1782 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1783 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1784 (nopn_nv): Add a non-volatile version of nop.
1785 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1786 -mhint-max-distance, -msafe-hints): New options.
1788 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1789 Samuel Tardieu <sam@rfc1149.net>
1791 * opts.c (decode_options): Combine nested if statements.
1794 * opts.c (decode_options): Handle more relationships among
1795 unit-at-a-time, toplevel-reorder, and section-anchors.
1797 2008-09-05 David Daney <ddaney@avtrex.com>
1799 * doc/install.texi (--enable-reduced-reflection): Document new option.
1801 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1803 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1805 (constantpool_operand): New.
1806 (move_operand): Disallow sub-word modes for the constant pool.
1807 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1808 (xtensa_secondary_reload_class): Replace with....
1809 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1810 Set icode for sub-word reloads from the constant pool.
1811 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1812 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1813 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1814 * config/xtensa/xtensa-protos.h: Update prototypes.
1816 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1818 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1819 (REG_CLASS_NAMES): Update.
1820 (REG_CLASS_CONTENTS): Update.
1821 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1822 of ALL_REGS for regs 77 and 78.
1823 * function.c (instantiate_virtual_regs_in_insn): Assert that
1824 return value of simplify_gen_subreg is not NULL.
1826 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1828 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1829 (gen_rtvec_v): Fix coding standards.
1831 2008-09-04 Jan Hubicka <jh@suse.cz>
1833 * i386.c (decide_alg): Be more conservative about optimizing for size.
1835 2008-09-04 Ian Lance Taylor <iant@google.com>
1837 * varasm.c (narrowing_initializer_constant_valid_p): New
1839 (initializer_constant_valid_p): Call it.
1841 2008-09-04 Jeff Law <law@redhat.com>
1843 * fold-const.c (native_encode_real): Fix computation of WORDS.
1844 (native_interpret_real): Likewise.
1846 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1848 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1850 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1852 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1853 that the cost is already taken into account in ira-costs.c
1855 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1857 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1858 ira_debug_copies): New.
1859 (ira_bulid): Call print_copies.
1861 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1863 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1866 * config/rs6000/rs6000.c (optimization_options): Remove check of
1867 flag_toplevel_order.
1869 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1871 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1872 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1873 second operand is a reg_imm10_operand.
1874 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1875 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1876 (*seq_<GPR:mode><GPR2:mode>): Rename to
1877 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1879 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1880 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1882 (*sne_<GPR:mode><GPR2:mode>): Rename to
1883 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1886 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1888 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1889 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1890 combining an arithmetic right shift by more than 31 and a
1891 trunction. Don't match for out-of-range shift amounts. Set
1892 attribute mode to <MODE>.
1893 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1894 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1895 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1896 shifts by less than 32.
1897 (extv): Change predicate on first operand to accept registers.
1898 Change predicate of the other operands from immediate_operand to
1899 const_int_operand. Expand exts when source is a register.
1900 (extzv): Change predicate of the constant operands from
1901 immediate_operand to const_int_operand.
1902 (extzv<mode>): Change predicate of the constant operands from
1903 immediate_operand to const_int_operand and no constraint. Also
1905 (*extzv_trunc<mode>_exts): New pattern.
1907 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1909 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1910 * config/mips/mips-protos.h (mask_low_and_shift_p,
1911 mask_low_and_shift_len): Declare.
1912 * config/mips/mips.c (mask_low_and_shift_p,
1913 mask_low_and_shift_len): New functions.
1914 (mips_print_operand): Handle new operand prefix "m".
1915 * config/mips/mips.md (*cins<mode>): New pattern.
1917 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1919 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1920 optimizing for size.
1922 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1924 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1925 regardless of epilogue_completed.
1927 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1930 * ira-lives.c (process_bb_node_lives): Check setjmp.
1932 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1935 * ira-build.c (form_loop_tree): Reverse BB walk.
1936 (create_bb_allocnos): Likewise.
1937 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1938 (mark_reg_store): Rename to...
1939 (mark_ref_live): ...this and take a df_ref argument instead of
1940 note_stores arguments. Assert that we have a register.
1941 (mark_reg_clobber): Delete.
1942 (def_conflicts_with_inputs_p): New function.
1943 (mark_reg_conflicts): Delete.
1944 (mark_reg_death): Rename to...
1945 (mark_ref_dead): ...this and take a df_ref argument instead of
1946 a register. Assert that we have a register.
1947 (process_bb_node_lives): Hoist frequency calculation out of
1948 instruction walk. Convert from a forwards scan to a backwards scan.
1949 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1950 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1951 (create_allocno_live_ranges): Don't create regs_set.
1953 2008-09-04 Ian Lance Taylor <iant@google.com>
1955 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1956 or REG_LABEL_TARGET.
1957 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1958 comparing MODE with MEM.
1959 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1960 comparing with GF_PREDICT_TAKEN.
1961 (gimple_get_lhs): Change code to enum gimple_code.
1962 (gimple_set_lhs): Likewise.
1963 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1964 * omp-low.c (find_omp_clause): Change kind parameter to enum
1966 * tree-flow.h (find_omp_clause): Update declaration.
1967 * regrename.c (clear_dead_regs): Change kind parameter to enum
1969 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1971 * see.c (see_get_extension_data): Change return type to enum
1972 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1973 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1974 (see_gen_normalized_extension): Change extension_code parameter to
1976 (see_seek_pre_extension_expr): Change extension_code to enum
1978 (see_merge_one_def_extension): Likewise.
1979 (see_handle_relevant_defs): Likewise.
1980 (see_handle_relevant_uses): Likewise.
1981 (see_analyze_one_def): Likewise.
1982 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1983 GIMPLE_ASM rather than ASM_EXPR.
1984 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1985 GIMPLE_RETURN rather than RETURN_EXPR.
1986 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1987 (evaluate_stmt): Likewise.
1988 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1989 to enum vect_relevant.
1990 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1991 compare gimple codes with tree codes.
1993 2008-09-04 Paul Brook <paul@codesourcery.com>
1995 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1997 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1999 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2000 pointer check lost in the recent no-unit-at-a-time patch.
2002 2008-09-04 Jan Hubicka <jh@suse.cz>
2005 * tree-switch-conversion.c (check_final_bb): Accept only IP
2008 2008-09-04 Jan Hubicka <jh@suse.cz>
2010 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2012 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2013 using_ranges argument.
2014 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2015 (vrp_visit_cond_stmt): Update call of
2016 vrp_evaluate_conditional_warnv_with_ops
2018 2008-09-04 Jan Hubicka <jh@suse.cz>
2020 PR tree-optimization/37345
2021 PR tree-optimization/37358
2022 PR tree-optimization/37357
2023 * tree.c (build_function_type_skip_args): Build distinct type copy;
2025 (build_function_decl_skip_args): Set type of new decl not orig decl;
2026 clear DECL_VINDEX for methods turned into functions.
2028 2008-09-04 Nick Clifton <nickc@redhat.com>
2030 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2031 * configure: Regenerate.
2032 * config.in: Regenerate.
2033 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2034 alignment field, if it is supported.
2036 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2038 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2041 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2043 * config/rs6000/rs6000.c (processor_target_table): Do not
2044 enable VMX for POWER6.
2046 2008-09-03 Anton Blanchard <anton@samba.org>
2048 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2049 emit memory barrier before operation.
2051 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2054 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2055 default_elf_asm_output_external.
2057 2008-09-03 Jeff Law <law@redhat.com>
2059 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2061 2008-09-03 Richard Henderson <rth@redhat.com>
2063 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2064 memory barrier to below the test-and-set.
2065 (alpha_split_lock_test_and_set_12): Likewise.
2067 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2071 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2074 * ira-color.c (print_loop_title): Use all_allocnos.
2075 (color_pass): Ditto. Don't add border_allocnos. Check that
2076 subloop allocno in the correspdoning bitmap all_allocnos.
2078 * ira-emit.c (change_loop): Use all_allocnos.
2080 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2082 (ira_create_allocno): Set up all_allocnos bit for the created
2084 (create_cap_allocno): Remove setting mentioned_allocnos.
2085 (create_insn_allocnos): Ditto.
2086 (remove_unnecessary_allocnos): Use all_allocnos.
2087 (check_allocno_creation): Check that allocnos are in the
2088 corresponding bitmap all_allocnos.
2090 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2094 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2095 (process_regs_for_copy): Process subregs. Refine check when cost
2096 is taken into account in ira-costs.c.
2097 (process_reg_shuffles): Use REG_SUBREG_P.
2098 (add_insn_allocno_copies): Ditto. Ignore modes.
2100 * ira-color.c (conflict_allocno_vec): New.
2101 (COST_HOP_DIVISOR): New macro.
2102 (update_copy_costs_1): Use it.
2103 (update_conflict_hard_regno_costs): New function.
2104 (assign_hard_reg): Use it.
2105 (ira_color): Allocate and free conflict_allocno_vec.
2107 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2111 * ira-int.h (ira_sort_insn_chain): Remove.
2113 * ira.c (basic_block_order_nums, chain_insn_order,
2114 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2115 (ira): Don't call ira_sort_insn_chain.
2117 * reload1.c (reload): Don't call ira_sort_insn_chain.
2119 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2122 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2123 which become non throw.
2124 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2125 update_call_expr after updating the flags on the decl.
2127 2008-09-03 Jan Hubicka <jh@suse.cz>
2129 PR tree-optimization/37315
2130 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2131 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2132 (cgraph_analyze_functions): Use node->analyzed
2133 (cgraph_mark_functions_to_output): Likewise.
2134 (cgraph_expand_function): All functions can be released after
2136 (cgraph_optimize): Use gimple_has_body_p.
2137 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2138 (cgraph_decide_inlining_incrementally): Likewise.
2139 (inline_transform): Inline transform.
2140 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2142 (inlinable_function_p): Drop gimple_body check.
2143 (expand_call_inline): Use gimple_has_body_p.
2144 * gimple.c (gimple_has_body_p): New.
2145 * gimple.h (gimple_has_body_p): Add prototype.
2146 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2147 (dump_function_to_file): Use gimple_has_body_p check.
2149 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2152 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2154 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2156 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2158 From Michael Frysinger <michael.frysinger@analog.com>
2159 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2160 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2163 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2166 * doc/extend.texi: Document picoChip builtin functions.
2167 * doc/invoke.texi: Document picoChip options.
2168 * doc/contrib.texi: Add picoChip contribution.
2169 * doc/md.texi: Document picoChip constraints.
2170 * config.gcc: Add picochip-*-*.
2171 * config/picochip/: Add new port.
2173 2008-09-03 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/37328
2176 * tree-sra.c (sra_build_assignment): Gimplify properly.
2177 (generate_copy_inout): Take the correct stmt as definition,
2178 remove bogus assert.
2180 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2182 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2185 From Michael Frysinger <michael.frysinger@analog.com>
2186 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2188 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2190 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2191 (__gthread_setspecific): Revert 2008-08-31 change to
2192 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2194 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2196 * diagnostic.c (error_at): New.
2197 * toplev.h (error_at): New prototype.
2198 * c-typeck.c (build_array_ref): Call error_at instead of error.
2199 Pass location to pedwarn.
2201 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2203 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2205 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2207 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2208 VAR_DECL and CONST_DECL.
2210 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2211 Jakub Jelinek <jakub@redhat.com>
2213 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2214 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2215 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2216 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2217 Don't set ix86_save_varrargs_registers.
2218 (ix86_setup_incoming_varargs): Assume cum != NULL.
2219 (ix86_va_start): Check ix86_varargs_gpr_size and
2220 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2221 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2222 from frame pointer if ix86_varargs_gpr_size == 0.
2223 (ix86_compute_frame_layout): Updated.
2224 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2225 (ix86_varargs_gpr_size): Define.
2226 (ix86_varargs_fpr_size): Likewise.
2227 (machine_function): Remove save_varrargs_registers.
2228 Add varargs_gpr_size and varargs_fpr_size.
2230 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2232 * config/alpha/alpha.c (va_list_skip_additions,
2233 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2234 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2237 PR tree-optimization/36766
2238 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2239 for already removed basic blocks.
2242 * real.c (real_maxval): Clear a lower bit to make real_maxval
2243 match get_max_float for IBM long double format.
2245 2008-09-02 Andreas Schwab <schwab@suse.de>
2247 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2248 * configure: Regenerate.
2250 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2252 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2253 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2254 checking for a non-VOID CONSTANT_P.
2256 2008-09-02 Jan Hubicka <jh@suse.cz>
2258 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2259 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2262 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2264 * expr.c (emit_group_store): Don't assert stack temp mode size.
2266 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2267 Tobias Grosser <grosser@fim.uni-passau.de>
2268 Jan Sjodin <jan.sjodin@amd.com>
2269 Harsha Jagasia <harsha.jagasia@amd.com>
2270 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2271 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2272 Adrien Eliche <aeliche@isty.uvsq.fr>
2274 Merge from graphite branch.
2277 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2278 * doc/invoke.texi (-floop-block, -floop-interchange,
2279 -floop-strip-mine): Document new flags.
2280 * tree-into-ssa.c (gimple_vec): Moved...
2281 * tree-loop-distribution.c (rdg_component): Moved...
2282 * cfgloopmanip.c: Include tree-flow.h.
2283 (update_dominators_in_loop): New.
2284 (create_empty_if_region_on_edge): New.
2285 (create_empty_loop_on_edge): New.
2286 (loopify): Use update_dominators_in_loop.
2287 * tree-pass.h (pass_graphite_transforms): Declared.
2288 * configure: Regenerate.
2289 * tree-phinodes.c (make_phi_node): Export.
2290 (add_phi_node_to_bb): New, split from create_phi_node.
2291 * tree-chrec.c (for_each_scev_op): New.
2292 * tree-chrec.h (for_each_scev_op): Declared.
2293 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2294 (remove_statement): Call get_phi_with_result.
2295 * config.in (HAVE_cloog): Undef.
2296 * gdbinit.in (pgg): New.
2297 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2298 * tree-ssa-loop.c (graphite_transforms): New.
2299 (gate_graphite_transforms): New.
2300 (pass_graphite_transforms): New.
2301 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2302 HAVE_cloog): Defined.
2303 * tree-vectorizer.c (rename_variables_in_bb): Export.
2304 * tree-data-ref.c (dr_may_alias_p): Export.
2305 (stmt_simple_memref_p): New.
2306 (find_data_references_in_stmt): Export.
2307 (find_data_references_in_loop): Export.
2308 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2309 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2310 (create_rdg_vertices): Export.
2311 (build_empty_rdg): New.
2312 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2313 * tree-data-ref.h (rdg_component): ... here.
2315 (struct data_reference): Add a field scop.
2317 (find_data_references_in_loop): Declared.
2318 (find_data_references_in_stmt): Declared.
2319 (create_rdg_vertices): Declared.
2320 (dr_may_alias_p): Declared.
2321 (stmt_simple_memref_p): Declared.
2322 (struct rdg_edge): Add a field ddr_p relation.
2323 (build_empty_rdg): Declared.
2324 * lambda.h (lambda_matrix): Declare a VEC of.
2325 (find_induction_var_from_exit_cond): Declared.
2326 (lambda_vector_compare): New.
2327 * common.opt (fgraphite, floop-strip-mine,
2328 floop-interchange, floop-block): New flags.
2329 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2330 * cfgloop.c (is_loop_exit): New.
2331 * cfgloop.h (is_loop_exit): Declared.
2332 (create_empty_if_region_on_edge): Declared.
2333 (create_empty_loop_on_edge): Declared.
2334 * tree-flow.h (add_phi_node_to_bb): Declared.
2335 (make_phi_node): Declared.
2336 (rename_variables_in_bb): Declared.
2337 (perfect_loop_nest_depth): Declared.
2338 (graphite_transform_loops): Declared.
2339 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2340 (graphite.o-warn): Add -Wno-error.
2341 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2342 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2343 (INCLUDES): Add PPLINC, CLOOGINC.
2344 (OBJS-common): Add graphite.o.
2345 (graphite.o): Add rule.
2346 * gimple.h (gimple_vec): ... here.
2347 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2348 * passes.c (init_optimization_passes): Schedule
2349 pass_graphite_transforms.
2351 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2354 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2355 and -fno-toplevel-reorder after handle_options.
2357 2008-09-02 Paul Brook <paul@codesourcery.com>
2359 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2360 (arm_override_options): Set arm_tune_cortex_a9.
2361 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2362 (arm_issue_rate): Handle cortexa9.
2363 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2364 * config/arm/arm-cores.def: Add cortex-a9.
2365 * config/arm/arm-tune.md: Regenerate.
2366 * config/arm/arm.md: Include cortex-a9.md.
2367 (generic_sched, generic_vfp): Add cortexa9.
2368 * config/arm/cortex-a9.md: New file.
2370 2008-09-02 Richard Guenther <rguenther@suse.de>
2372 PR tree-optimization/37327
2373 * tree-vrp.c (register_new_assert_for): Make sure to not have
2374 TREE_OVERFLOW set on the bound.
2376 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2378 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2380 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2381 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2384 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2386 * gcc/config/spu/spu.md (divdf3): Removed.
2388 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2390 PR tree-optimization/37095
2391 * cgraph.c (cgraph_node): When creating new cgraph node after
2392 assembler_name_hash has been populated, record it in the hash
2395 2008-09-01 Paul Brook <paul@codesourcery.com>
2397 * doc/invoke.texi: Document -mword-relocations.
2398 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2399 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2400 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2401 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2402 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2403 (arm_emit_movpair): New function.
2404 (arm_print_operand <c>): Handle sybolic addresses.
2405 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2406 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2407 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2408 * config/arm/arm.opt: Add -mword-relocations.
2409 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2410 (arm_movt, arm_movw): New.
2412 2008-09-01 Paul Brook <paul@codesourcery.com>
2414 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2415 Allow Interworking on ARMv4 EABI based targets.
2416 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2417 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2419 2008-09-01 Paul Brook <paul@codesourcery.com>
2421 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2422 optimized LT0 test. Remove optimization for GT.
2424 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2426 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2427 openmp applications.
2428 * pa-hpux11.h (LIB_SPEC): Likewise.
2430 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2433 2008-09-01 Jan Hubicka <jh@suse.cz>
2435 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2436 present, use only counts; when guessed use only frequencies.
2437 (estimate_bb_frequencies): Use function_frequency.
2438 * profile.c (compute_branch_probabilities): Exit early when
2439 profile reading failed. Set profile_status.
2440 (branch_prob): Do not set profile_status.
2442 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2444 * tree.c (protected_set_expr_location): New.
2445 * tree.h (protected_set_expr_location): New prototype.
2446 * c-tree.h (build_array_ref): Add argument.
2447 (parser_build_unary_op): Same.
2448 * c-typeck.c (build_indirect_ref): Handle new location argument.
2449 (build_array_ref): Same.
2450 (parser_build_unary_op): Same.
2451 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2453 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2455 * c-common.c (finish_label_address_expr): Handle new location argument.
2456 * c-common.h (build_indirect_ref): Add argument.
2457 (finish_label_address_expr): Same.
2458 * c-parser.c (c_parser_unary_expression): Pass location to build
2460 (c_parser_postfix_expression): Same.
2462 2008-09-01 Paul Brook <paul@codesourcery.com>
2464 * config/arm/arm.md: Include cortex-r4f.md.
2465 (attr fpu): Update type list.
2466 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2467 fconstd, fcmps and fcmpd.
2468 (attr tune_cortexr4): Define.
2469 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2470 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2471 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2472 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2473 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2474 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2475 cortex_a8_vfp_farith: Ditto.
2476 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2477 * config/arm/cortex-r4.md: Use tune_cortexr4.
2478 * config/arm/cortex-r4f.md: New file.
2480 2008-09-01 Richard Guenther <rguenther@suse.de>
2482 PR tree-optimization/37305
2483 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2484 the result of constant conversions.
2485 (fold_gimple_assign): Likewise.
2487 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2489 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2490 #ifdef ENABLE_CHECKING.
2492 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2494 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2495 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2496 when !INSN_SCHEDULING.
2498 2008-09-01 Andreas Schwab <schwab@suse.de>
2500 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2502 2008-09-01 Paul Brook <paul@codesourcery.com>
2504 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2506 2008-09-01 Jan Hubicka <jh@suse.cz>
2508 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2510 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2512 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2513 * gimplify.c (gimplify_init_constructor): Add speed operand.
2514 * tree-sra.c (decide_block_copy): Likewise.
2515 * tree-inline.c (estimate_move_cost): Likewise.
2516 * config/alpha/alpha.h (MOVE_RATIO): Update.
2517 * config/frv/frv.c (MOVE_RATIO): Update.
2518 * config/spu/spu.h (MOVE_RATIO): Update.
2519 * config/sparc/sparc.h (MOVE_RATIO): Update.
2520 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2521 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2522 * config/cris/cris.h (MOVE_RATIO): Update.
2523 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2524 * config/arm/arm.h (MOVE_RATIO): Update.
2525 * config/pa/pa.md: Update uses of MOVE_RATIO
2526 * config/pa/pa.h (MOVE_RATIO): Update.
2527 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2528 CLEAR_RATIO, SET_RATIO): Update.
2529 * config/h8300/h8300.h (MOVE_RATIO): Update.
2530 * config/v850/v850.h (MOVE_RATIO): Update.
2531 * config/bfin/bfin.h (MOVE_RATIO): Update.
2533 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2534 Dmitry Melnik <dm@ispras.ru>
2535 Dmitry Zhurikhin <zhur@ispras.ru>
2536 Alexander Monakov <amonakov@ispras.ru>
2537 Maxim Kuvyrkov <maxim@codesourcery.com>
2539 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2540 sel-sched-dump.c, sel-sched-ir.c: New files.
2541 * Makefile.in (OBJS-common): Add selective scheduling object files.
2542 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2543 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2544 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2545 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2546 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2547 (make_forwarder_block): Update loop latch if we have redirected
2548 the loop latch edge.
2549 * cfgloop.c (get_loop_body_in_custom_order): New function.
2550 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2551 (CP_FALLTHRU_PREHEADERS): Likewise.
2552 (get_loop_body_in_custom_order): Declare.
2553 * cfgloopmanip.c (has_preds_from_loop): New.
2554 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2555 Assert that the preheader edge will be fall thru when it is set.
2556 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2557 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2558 fsel-sched-substitution, fselective-scheduling): New flags.
2559 * cse.c (hash_rtx_cb): New.
2561 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2562 sel_sched_insn_cnt): New counters.
2563 * final.c (compute_alignments): Export. Free dominance
2564 info after loop_optimizer_finalize.
2565 * genattr.c (main): Output maximal_insn_latency prototype.
2566 * genautomata.c (output_default_latencies): New.
2567 Factor its code from ...
2568 (output_internal_insn_latency_func): ... here.
2569 (output_internal_maximal_insn_latency_func): New.
2570 (output_maximal_insn_latency_func): New.
2571 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2572 (struct hard_reg_set_iterator): New.
2573 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2574 hard_reg_set_iter_next): New functions.
2575 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2576 * lists.c (remove_free_INSN_LIST_node,
2577 remove_free_EXPR_LIST_node): New functions.
2578 * loop-init.c (loop_optimizer_init): When
2579 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2580 calling create_preheaders.
2581 (loop_optimizer_finalize): Do not verify flow info after reload.
2582 * recog.c (validate_replace_rtx_1): New parameter simplify.
2583 Default it to true. Update all uses. Factor out simplifying
2585 (simplify_while_replacing): ... this new function.
2586 (validate_replace_rtx_part,
2587 validate_replace_rtx_part_nosimplify): New.
2588 * recog.h (validate_replace_rtx_part,
2589 validate_replace_rtx_part_nosimplify): Declare.
2590 * rtl.c (rtx_equal_p_cb): New.
2591 (rtx_equal_p): Use it.
2592 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2593 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2594 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2595 * vecprim.h: Add a vector type for unsigned int.
2596 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2597 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2598 ready_try, cycle_issued_insns, spec_info): Make global.
2599 (readyp): Initialize.
2600 (dfa_lookahead): New global variable.
2601 (old_max_uid, old_last_basic_block): Remove.
2602 (h_i_d): Make it a vector.
2603 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2605 (after_recovery, adding_bb_to_current_region_p):
2606 New variables to handle correct insertion of the recovery code.
2607 (struct ready_list): Move declaration to sched-int.h.
2608 (rgn_n_insns): Removed.
2609 (rtx_vec_t): Move to sched-int.h.
2610 (find_insn_reg_weight): Remove.
2611 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2612 (haifa_init_h_i_d, haifa_finish_h_i_d):
2613 New functions to initialize / finalize haifa instruction data.
2614 (extend_h_i_d, init_h_i_d): Rewrite.
2615 (unlink_other_notes): Move logic to add_to_note_list. Handle
2616 selective scheduler.
2617 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2618 find_fallthru_edge): Make global, remove static prototypes.
2619 (max_issue): Make global. Add privileged_n and state parameters. Use
2621 (extend_global, extend_all): Removed.
2622 (init_before_recovery): Add new param. Fix the handling of the case
2623 when we insert a recovery code before the EXIT which has a predecessor
2624 with a fallthrough edge to it.
2625 (create_recovery_block): Make global. Rename to
2626 sched_create_recovery_block. Update.
2627 (change_pattern): Rename to sched_change_pattern. Make global.
2628 (speculate_insn): Rename to sched_speculate_insn. Make global.
2629 Split haifa-specific functionality into ...
2630 (haifa_change_pattern): New static function.
2631 (sched_extend_bb): New static function.
2632 (sched_init_bbs): New function.
2633 (current_sched_info): Change type to struct haifa_sched_info.
2634 (insn_cost): Adjust for selective scheduling.
2635 (dep_cost_1): New function. Move logic from ...
2636 (dep_cost): ... here.
2637 (dep_cost): Use dep_cost_1.
2638 (contributes_to_priority_p): Use sched_deps_info instead of
2640 (priority): Adjust to work with selective scheduling. Process the
2641 corner case when all dependencies don't contribute to priority.
2642 (rank_for_schedule): Use ds_weak instead of dep_weak.
2643 (advance_state): New function. Move logic from ...
2644 (advance_one_cycle): ... here.
2645 (add_to_note_list, concat_note_lists): New functions.
2646 (rm_other_notes): Make static. Adjust for selective scheduling.
2647 (remove_notes, restore_other_notes): New functions.
2648 (move_insn): Add two arguments. Update assert. Don't call
2650 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2651 Remove more_issue, max_points. Move the code to initialize
2652 max_lookahead_tries to max_issue.
2653 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2654 ready. Adjust use of move_insn. Call restore_other_notes.
2656 (sched_init, sched_finish): Move Haifa-specific initialization/
2658 (haifa_sched_init, haifa_sched_finish): ... respectively.
2660 (setup_sched_dump): New function.
2661 (haifa_init_only_bb): New static function.
2662 (haifa_speculate_insn): New static function.
2663 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2664 (extend_ready, extend_all): Remove.
2665 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2666 (create_check_block_twin, add_to_speculative_block): Use
2667 haifa_insns_init instead of extend_global. Update to use new
2668 initialization functions. Change parameter. Factor out code from
2669 create_check_block_twin to ...
2670 (sched_create_recovery_edges) ... this new function.
2671 (add_block): Remove.
2672 (sched_scan_info): New.
2673 (extend_bb): Use sched_scan_info.
2674 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2675 static functions for walking through scheduling region.
2676 (sched_luids): New vector variable to replace uid_to_luid.
2677 (luids_extend_insn): New function.
2678 (sched_max_luid): New variable.
2679 (luids_init_insn): New function.
2680 (sched_init_luids, sched_finish_luids): New functions.
2681 (insn_luid): New debug function.
2682 (sched_extend_target): New function.
2683 (haifa_init_insn): New static function.
2684 (sched_init_only_bb): New hook.
2685 (sched_split_block): New hook.
2686 (sched_split_block_1): New function.
2687 (sched_create_empty_bb): New hook.
2688 (sched_create_empty_bb_1): New function.
2689 (common_sched_info, ready): New global variables.
2690 (current_sched_info_var): Remove.
2691 (move_block_after_check): Use common_sched_info.
2692 (haifa_luid_for_non_insn): New static function.
2693 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2694 (increase_insn_priority): New.
2695 * modulo-sched.c: (issue_rate): Remove static declaration.
2696 (sms_sched_info): Change type to haifa_sched_info.
2697 (sms_sched_deps_info, sms_common_sched_info): New variables.
2698 (setup_sched_infos): New.
2699 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2700 Do not call regstat_free_calls_crossed.
2701 (sms_print_insn): Use const_rtx.
2702 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2703 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2704 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2705 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2706 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2707 current_sched_info to use it.
2708 (enum reg_pending_barrier_mode): Move to sched-int.h.
2709 (h_d_i_d): New variable. Initialize to NULL.
2710 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2712 (estimate_dep_weak): Remove static declaration.
2713 (sched_has_condition_p): New function. Adjust users of
2714 sched_get_condition to use it instead.
2715 (conditions_mutex_p): Add arguments indicating which conditions are
2717 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2718 argument to indicate whether returned condition is reversed. Do not
2719 generate new rtx when condition should be reversed; indicate it by
2720 setting new argument instead.
2721 (add_dependence_list_and_free): Add deps parameter.
2722 Update all users. Do not free dependence list when
2723 deps context is readonly.
2724 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2726 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2727 (remove_from_deps): New. Use the above functions.
2728 (cur_insn, can_start_lhs_rhs_p): New static variables.
2729 (add_or_update_back_dep_1): Initialize present_dep_type.
2730 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2731 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2732 haifa_note_dep): New functions implementing dependence hooks for
2733 the Haifa scheduler.
2734 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2735 note_dep): New functions.
2736 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2738 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2739 (free_deps): Initialize deps->reg_last.
2740 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2741 sched_analyze_insn): Update to use dependency hooks infrastructure
2742 and readonly contexts.
2743 (deps_analyze_insn): New function. Move part of logic from ...
2744 (sched_analyze): ... here. Also move some logic to ...
2745 (deps_start_bb): ... here. New function.
2746 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2748 (sched_deps_init): New function. Move code from ...
2749 (init_dependency_caches): ... here. Remove.
2750 (init_deps_data_vector): New.
2751 (sched_deps_finish): New function. Move code from ...
2752 (free_dependency_caches): ... here. Remove.
2753 (init_deps_global, finish_deps_global): Adjust for use with
2754 selective scheduling.
2755 (get_dep_weak): Move logic to ...
2756 (get_dep_weak_1): New function.
2757 (ds_merge): Move logic to ...
2758 (ds_merge_1): New static function.
2759 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2760 (ds_get_max_dep_weak): New function.
2761 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2762 (n_insns): Rename to rgn_n_insns.
2763 (debug_ebb_dependencies): New function.
2764 (init_ready_list): Use it.
2765 (begin_schedule_ready): Use sched_init_only_bb.
2766 (ebb_print_insn): Indicate when an insn starts a new cycle.
2767 (contributes_to_priority, compute_jump_reg_dependencies,
2768 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2769 (add_block1): Remove to ebb_add_block.
2770 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2771 (schedule_ebb): Initialize them. Use remove_notes instead of
2772 rm_other_notes. Use haifa_local_init/finish.
2773 (schedule_ebbs): Use haifa_sched_init/finish.
2774 * sched-int.h: Include vecprim.h, remove rtl.h.
2775 (struct ready_list): Delete declaration.
2776 (sched_verbose_param, enum sched_pass_id_t,
2777 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2778 (struct sched_scan_info_def): New structure.
2779 (sched_scan_info, sched_scan, sched_init_bbs,
2780 sched_init_luids, sched_finish_luids, sched_extend_target,
2781 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2782 (struct common_sched_info_def): New.
2783 (common_sched_info, haifa_common_sched_info,
2784 sched_emulate_haifa_p): Declare.
2786 (sched_luids): Declare.
2787 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2788 (sched_max_luid, insn_luid): Declare.
2789 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2790 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2791 print_insn, print_pattern, print_value, haifa_classify_insn,
2792 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2793 setup_sched_dump, sched_init, sched_finish,
2794 sel_insn_is_speculation_check): Export.
2795 (struct ready_list): Move from haifa-sched.c.
2796 (ready_try, ready, max_issue): Export.
2797 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2798 sched_init_only_bb, sched_split_block, sched_split_block_1,
2799 sched_create_empty_bb, sched_create_empty_bb_1,
2800 sched_create_recovery_block, sched_create_recovery_edges): Export.
2801 (enum reg_pending_barrier_mode): Export.
2802 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2804 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2805 print_insn field. Move add_block and fix_recovery_cfg to
2806 common_sched_info_def. Move compute_jump_reg_dependencies,
2808 (struct sched_deps_info_def): ... this new structure.
2809 (sched_deps_info): Declare.
2810 (struct spec_info_def): Remove weakness_cutoff, add
2811 data_weakness_cutoff and control_weakness_cutoff.
2812 (spec_info): Declare.
2813 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2815 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2816 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2817 (current_sched_info): Change type to struct haifa_sched_info.
2818 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2819 (h_d_i_d): New variable.
2820 (HDID): New accessor macro.
2821 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2822 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2824 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2825 (enum SCHED_FLAGS): Update for selective scheduler.
2826 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2827 (init_dependency_caches, free_dependency_caches): Delete declarations.
2828 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2829 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2830 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2831 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2832 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2834 (rm_other_notes): Delete declaration.
2835 (schedule_block): Remove one argument.
2836 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2837 ready_element, ready_lastpos, sched_extend_ready_list,
2838 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2839 concat_note_lists): Export.
2840 (struct region): Move from sched-rgn.h.
2841 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2842 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2843 BLOCK_TO_BB, CONTAINING_RGN): Export.
2844 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2845 (current_nr_blocks, current_blocks, target_bb): Likewise.
2846 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2847 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2848 sched_rgn_local_init, extend_regions,
2849 rgn_make_new_region_out_of_new_block, compute_priorities,
2850 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2851 extend_rgns, deps_join rgn_setup_common_sched_info,
2852 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2853 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2854 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2855 increase_insn_priority): Likewise.
2856 * sched-rgn.c: Include sel-sched.h.
2857 (ref_counts): New static variable. Use it ...
2858 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2859 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2860 (sched_is_disabled_for_current_region_p): Delete static declaration.
2861 (struct region): Move to sched-int.h.
2862 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2863 ebb_head): Define and initialize.
2864 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2865 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2866 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2868 (find_single_block_region): Add new argument to indicate that EBB
2869 regions should be constructed.
2870 (debug_live): Delete declaration.
2871 (current_nr_blocks, current_blocks, target_bb):
2872 Remove static qualifiers.
2873 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2875 (init_regions): Delete declaration.
2876 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2877 rgn_estimate_number_of_insns): New.
2878 (too_large): Use estimate_number_of_insns.
2879 (haifa_find_rgns): New. Move the code from ...
2880 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2881 (free_trg_info): New.
2882 (compute_trg_info): Allocate candidate tables here instead of ...
2883 (init_ready_list): ... here.
2884 (rgn_print_insn): Use const_rtx.
2885 (contributes_to_priority, extend_regions): Delete static declaration.
2886 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2887 (add_block1): Rename to rgn_add_block.
2888 (debug_rgn_dependencies): Delete static qualifier.
2889 (new_ready): Use sched_deps_info. Simplify.
2890 (rgn_common_sched_info, rgn_const_sched_deps_info,
2891 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2893 (region_sched_info): Rename to rgn_const_sched_info.
2894 (deps_join): New, extracted from ...
2895 (propagate_deps): ... here.
2896 (compute_block_dependences, debug_dependencies): Update for selective
2898 (free_rgn_deps, compute_priorities): New functions.
2899 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2900 sched_rgn_compute_dependencies): New functions.
2901 (schedule_region): Use them.
2902 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2903 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2905 (schedule_insns): Call new functions that were split out.
2906 (rgn_make_new_region_out_of_new_block): New.
2907 (get_rgn_sched_max_insns_priority): New.
2908 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2909 scheduling when appropriate.
2910 * sched-vis.c: Include insn-attr.h.
2911 (print_value, print_pattern): Make global.
2912 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2913 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2914 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2915 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2916 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2917 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2918 hooks. Initialize them to 0.
2919 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2920 * target.h (struct gcc_target): Add them. Rename gen_check field to
2922 * flags.h (sel_sched_switch_set): Declare.
2923 * opts.c (sel_sched_switch_set): New variable.
2924 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2925 pipelining is disabled from command line.
2926 (common_handle_option): Record whether selective scheduling is
2927 requested from command line.
2928 * doc/invoke.texi: Document new flags and parameters.
2929 * doc/tm.texi: Document new target hooks.
2930 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2932 (dfa_state_size): Do not declare locally.
2933 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2934 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2935 rs6000_alloc_sched_context, rs6000_set_sched_context,
2936 rs6000_free_sched_context): New functions.
2937 (struct _rs6000_sched_context): New.
2938 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2940 (rs6000_sched_finish): Do not run for selective scheduling.
2942 2008-08-31 Jan Hubicka <jh@suse.cz>
2944 * frv.c (frv_rtx_costs): Update forward declaration.
2945 * spu.c (spu_rtx_costs): Likewise.
2946 * pdp11.c: Include df.h
2947 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2948 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2949 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2950 * iq2000.c (iq2000_address_cost): Add speed argument.
2951 (iq2000_rtx_costs): Likewise.
2952 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2953 update call of mn10300_address_cost.
2954 * mcore.c: Include df.h
2955 (mcore_rtx_costs): Update prototype.
2956 * score3.c: Include df.h
2957 (score3_rtx_costs): Remove speed argument.
2958 * score7.c: Include df.h
2959 (score7_address_cost): Remove speed argument.
2960 * score-protos.h (score_address_cost): Update prototype.
2961 * score.c: Include df.h
2962 (score_rtx_costs): Update call of costs functions.
2963 * v850.c (v850_rtx_costs): Add bool argument.
2965 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2967 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2969 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2971 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2972 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2974 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2976 * mkmap-flat.awk: Add option pe_dll.
2977 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2978 * config/i386/t-cygwin (SHLIB_LC): Add.
2979 * config/i386/t-mingw32 (SHLIB_LC): Add.
2980 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2981 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2982 (LINK_SPEC): Support libgcc_s.
2983 (LIBGCC_SPEC): Support libgcc_s.
2984 (LIBGCC_SONAME): New.
2986 2008-08-31 Jan Hubicka <jh@suse.cz>
2988 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2989 mistakely had old version of patch.
2991 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2992 (ipcp_estimate_growth): New.
2993 (ipcp_insert_stage): Use ipcp_estimate_growth.
2994 * profile.c (branch_prob): When reading failed, do not consider
2997 2008-08-31 Jan Hubicka <jh@suse.cz>
2999 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3000 loop is optimized for speed.
3002 2008-08-31 Richard Guenther <rguenther@suse.de>
3005 * fold-const.c (fold_binary): Retain conversions in folding
3008 2008-08-31 Jan Hubicka <jh@suse.cz>
3010 * postreload-gcse.c (eliminate_partially_redundant_loads):
3011 Use optimize_bb_for_size_p.
3012 * predict.c (maybe_hot_frequency_p): Make inline.
3013 (maybe_hot_count_p): Break out from ...
3014 (maybe_hot_bb_p): ... this one.
3015 (maybe_hot_edge_p): Simplify.
3016 * basic-block.h (probably_cold_bb_p): Remove.
3018 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3021 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3023 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3024 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3025 Also split V4SFmode.
3026 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3029 2008-08-31 Jan Hubicka <jh@suse.cz>
3031 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3033 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3035 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3038 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3041 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3042 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3044 2008-08-31 Jan Hubicka <jh@suse.cz>
3046 * sparc.h (BRANCH_COST): Fix macro definition.
3047 * avr.c (avr_operand_rtx_cost): Add speed argument.
3048 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3050 2008-08-31 Richard Guenther <rguenther@suse.de>
3052 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3053 types instead of operands. Re-instantiate verifying of
3054 binary expression operands.
3056 2008-08-30 Jan Hubicka <jh@suse.cz>
3058 * fwprop.c (should_replace_address): Add speed attribute.
3059 (PR_OPTIMIZE_FOR_SPEED): New flag.
3060 (propagate_rtx_1): Use it.
3061 (propagate_rtx): Set it.
3062 (try_fwprop_subst): Update call of rtx_costs.
3063 (forward_propagate_and_simplify): LIkewise.
3064 * hooks.c (hook_int_rtx_bool_0): New
3065 (hook_bool_rtx_int_int_intp_false): Replace by ...
3066 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3067 * hooks.h (hook_int_rtx_bool_0): New
3068 (hook_bool_rtx_int_int_intp_false): Replace by ...
3069 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3070 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3071 (prepare_cmp_insn): UPdate call of rtx_cost.
3072 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3073 (reload_cse_simplify_operands): Update call of rtx_cost.
3074 (reload_cse_move2add): call of rtx_cost.
3075 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3076 * rtlanal.c (rtx_cost): Add speed argument.
3077 (address_cost): Add speed argument
3078 (default_address_cost): Likewise.
3079 (insn_rtx_cost): Likewise.
3080 * cfgloopanal.c (seq_cost): Add speed argument.
3081 (target_reg_cost, target_spill_cost): Turn to array.
3082 (init_set_costs): Update for speed.
3083 (estimate_reg_pressure_cost): Add speed argument.
3084 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3085 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3086 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3087 (seq_cost): Add speed argument.
3088 (computation_cost): Add speed arugment.
3089 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3090 (force_expr_to_var_cost): Update for profile info.
3091 (force_var_cost): Likewise.
3092 (split_address_cost): Likewise.
3093 (ptr_difference_cost): Likewise.
3094 (difference_cost): Likewise.
3095 (get_computation_cost_at): Likewise.
3096 (determine_iv_cost): Likewise.
3097 (ivopts_global_cost_for_size): Likewise.
3098 (rewrite_use_address): Likewise.
3099 (tree_ssa_iv_optimize_loop): Initialize speed field.
3100 * cse.c (optimize_this_for_speed_p): New static var.
3101 (notreg_cost): Update call of rtx_cost.
3102 (cse_extended_basic_block): set optimize_this_for_speed_p.
3103 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3104 (noce_try_cmove_arith): Likewise.
3105 (noce_try_sign_mask): LIkewise.
3106 * expr.c (compress_float_constant): Update rtx_cost calls.
3107 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3109 (addr_to_parts): Likewise.
3110 (create_mem_ref): Likewise.
3111 * dse.c (find_shift_sequence): Add speed argument.
3112 (replace_read): Update call.
3113 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3114 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3115 * neg_cost, shift_cost, shiftadd_cost,
3116 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3117 mul_highpart_cost): Increase dimension.
3118 (init_expmed): Initialize for both size and speed.
3119 (expand_shift): Use profile.
3120 (synth_mult): Use profile.
3121 (choose_mult_variant): Use profile.
3122 (expand_mult): Use profile.
3123 (expand_mult_highpart_optab): Use profile.
3124 (expand_mult_highpart): Use profile.
3125 (expand_smod_pow2): Use profile.
3126 (expand_divmod): Use profile.
3127 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3129 * loop-invariant.c (create_new_invariant): Use profile.
3130 (gain_for_invariant): Add speed parameter.
3131 (best_gain_for_invariant): Likewise.
3132 (find_invariants_to_move): Likewise.
3133 (move_single_loop_invariants): Set it.
3134 * target-def.h (TARGET_RTX_COSTS): Use hook.
3135 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3136 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3137 * output.h (default_address_cost): Update prototype.
3138 * combine.c (optimize_this_for_speed_p): New static var.
3139 (combine_validate_cost): Update call of rtx_cost.
3140 (combine_instructions): Set optimize_this_for_speed_p.
3141 (expand_compound_operation): Update call of rtx_cost.
3142 (make_extraction):Update call of rtx_cost.
3143 (force_to_mode):Update call of rtx_cost.
3144 (distribute_and_simplify_rtx):Update call of rtx_cost.
3145 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3146 (estimate_reg_pressure_cost): Update prototype.
3147 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3148 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3150 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3151 (alpha_rtx_costs): Update.
3152 * config/frv/frv.c (frv_rtx_costs): Update.
3153 * config/s390/s390.c (s390_rtx_costs): Update.
3154 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3155 (m32c_rtx_costs): Update.
3156 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3157 (spu_rtx_costs): Update.
3158 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3159 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3160 * config/i386/i386.c (:ix86_address_cost): Update.
3161 (ix86_rtx_costs): Update.
3162 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3163 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3164 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3165 * config/crx/crx.c (crx_address_cost): Update.
3166 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3167 * config/stormy16/stormy16.c
3168 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3169 * config/m68hc11/m68hc11.c
3170 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3171 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3172 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3174 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3176 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3177 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3178 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3179 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3180 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3181 (mcore_rtx_costs): update.
3182 * config/score/score3.c (score3_rtx_costs): Update.
3183 * config/score/score7.c (score7_rtx_costs): Update.
3184 * config/score/score3.h (score3_rtx_costs):Update.
3185 * config/score/score7.h (score7_rtx_costs): Update.
3186 * config/score/score.c (score_rtx_costs): Update.
3187 * config/arm/arm.c (arm_address_cost): Update.
3188 (arm_rtx_costs_1): Update.
3189 (arm_rtx_costs_1): Update.
3190 (arm_size_rtx_costs): Update.
3191 (arm_size_rtx_costs): Update.
3192 (arm_size_rtx_costs): Update.
3193 (arm_xscale_rtx_costs): Update.
3194 (arm_thumb_address_cost): Update.
3195 * config/pa/pa.c (hppa_address_cost): Update.
3196 * config/mips/mips.c (mips_rtx_costs): Update.
3197 * config/vax/vax.c (vax_address_cost): Update.
3198 * config/h8300/h8300.c (h8300_shift_costs): Update.
3199 (h8300_rtx_costs): Update.
3200 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3201 (v850_rtx_costs): Update.
3202 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3203 * config/bfin/bfin.c
3204 (bfin_address_cost): Update.
3205 (bfin_rtx_costs): Update.
3206 * stmt.c (lshift_cheap_p): Update.
3208 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3211 * expmed.c (extract_bit_field_1): Check the mode size to make
3212 sure the vector modes have the same size.
3214 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3216 * dojump.c (top level): Include basic-block.h to declare
3217 optimize_insn_for_speed_p
3219 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3221 * opts.h (CL_SAVE): New option class for marking options that are
3222 target specific options usable in the target attribute.
3223 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3225 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3226 can easily find the target specific options that are safe to use
3227 in the attribute or pragma.
3229 * attribs.c (decl_attributes): Change #pragma GCC option to
3230 #pragma GCC target, and attribute((option(...))) to
3231 attribute((target(...))).
3233 * doc/extend.texi (target attribute): Change from option
3234 attribute. Delete push/pop/reset.
3235 (#pragma GCC target): Change from #pragma GCC option. Delete
3237 (#pragma GCC push_options): Document new pragma.
3238 (#pragma GCC pop_options): Document new pragma.
3239 (#pragma GCC reset_options): Document new pragma.
3241 * targhooks.c (default_target_option_valid_attribute_p): Add
3242 warning about port not supporting target attributes.
3243 (default_target_option_pragma_parse): New function, warn about
3244 #pragma GCC target not being supported.
3246 * targhooks.h (default_target_option_pragma_parse): Add
3249 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3250 TI_CURRENT_OPTION_PRAGMA.
3251 (current_target_pragma): Rename from current_option_pragma.
3253 * target.h: (struct target_option): Delete booleans for changing
3254 the optimization level on hot/cold functions. Change signature of
3255 pragma_parse hook to take a second tree.
3257 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3259 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3260 that the declaration is done at global scope.
3262 * langhooks.c (add_builtin_function_common): Move most of the code
3263 from add_builtin_function here, calling the hook passed in.
3264 (add_builtin_function): Call add_builtin_function_common with
3265 standard builtin hook.
3266 (add_builtin_function_ext_scope): New function to add builtins to
3269 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3271 (add_builtin_function_ext_scope): Add declaration.
3273 * c-pragma.c (handle_pragma_target): Rename from
3274 handle_pragma_option, #pragma GCC option is now #pragma GCC
3275 target. Move warning about port not supporting target options to
3276 default pragma parse hook. Remove push/pop/reset from this
3278 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3279 (option_stack): Delete static variable.
3280 (optimize_stack): Ditto.
3281 (optons_stack): New stack of saved target and optimization
3283 (handle_pragma_push_options): New function to handle pushing both
3284 target and optimization options.
3285 (handle_pragma_pop_options): New function to handle popping both
3286 target and optimization options.
3287 (handle_pragma_reset_options): New function to handle resetting
3288 both target and optimization options to their initial state.
3289 (init_pragma): Rename handle_pragma_option to
3290 handle_pragma_target. Add support for push_options, pop_options,
3291 and reset_options pragmas.
3293 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3294 default_target_option_pragma_parse.
3295 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3296 default_target_option_valid_attribute_p.
3297 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3298 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3299 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3300 optimization level on hot/cold functions.
3302 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3303 if the caller and callee have different optimization levels.
3305 * c-common.c (handle_target_attribute): Rename from
3306 handle_option_attribute, attribute((option(...))) is now
3307 attribute((target(...))). Move warning if the port does not
3308 support target attributes to the default hook.
3309 (handle_hot_attribute): Delete code to change the optimization
3310 level of hot functions.
3311 (handle_cold_attribute): Ditto.
3313 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3314 argument that is the binary tree options to use if there are no
3315 arguments. Call ix86_valid_target_attribute_tree instead of
3316 ix86_valid_option_attribute_tree.
3317 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3318 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3319 ix86_pragma_option_parse.
3321 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3322 Rename from ix86_valid_option_attribute_tree.
3324 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3325 new builtins when the ISA changes.
3326 (ix86_valid_target_attribute_tree): Rename from
3327 ix86_valid_option_attribute_tree. Change callers. If the
3328 function specified optimization options, use those as the starting
3329 point before setting up the target attributes. If the
3330 optimization options were changed in the course of setting the
3331 target attributes, record the new optimization options.
3332 (ix86_valid_target_attribute_tree_inner_p): Rename from
3333 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3334 ix86_add_new_builtins if the ISA changed.
3335 (ix86_valid_target_attribute_p): Rename from
3336 ix86_valid_option_attribute_p. Change callers.
3337 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3338 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3339 as delayed builtin functions.
3340 (struct builtin_isa): New structure to record builtin functions
3341 that should be delayed until the ISA for that function is used.
3342 (ix86_builtins_isa): Change from int to struct to track builtin
3343 functions we want to declare at some point.
3344 (def_builtin): If the front end can delay defining the builtin
3345 functions, don't create builtins for ISAs not part of the default
3347 (def_builtin_const): Ditto.
3348 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3349 __builtin_ia32_pcmov_v2di to be different builtin functions.
3350 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3351 a structure instead of an int.
3352 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3353 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3354 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3355 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3357 * config/ia64/ia64.h
3358 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3359 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3361 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3362 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3363 (LANG_HOOKS_INITIALIZER): Add
3364 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3366 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3369 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3370 the reload address with the index register for SFmode
3371 access with a displacement.
3373 2008-08-30 Jan Hubicka <jh@suse.cz>
3375 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3376 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3377 * dojump.c (do_jump): Likewise.
3378 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3379 (note-if_info): Add BRANCH_COST.
3380 (noce_try_store_flag_constants, noce_try_addcc,
3381 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3382 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3383 find_if_case_2): Use computed branch cost.
3384 * expr.h (BRANCH_COST): Update default.
3385 * predict.c (predictable_edge_p): New function.
3386 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3387 Update BRANCH_COST call.
3388 * basic-block.h (predictable_edge_p): Declare.
3389 * config/alpha/alpha.h (BRANCH_COST): Update.
3390 * config/frv/frv.h (BRANCH_COST): Update.
3391 * config/s390/s390.h (BRANCH_COST): Update.
3392 * config/spu/spu.h (BRANCH_COST): Update.
3393 * config/sparc/sparc.h (BRANCH_COST): Update.
3394 * config/m32r/m32r.h (BRANCH_COST): Update.
3395 * config/i386/i386.h (BRANCH_COST): Update.
3396 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3398 * config/sh/sh.h (BRANCH_COST): Update.
3399 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3400 * config/avr/avr.h (BRANCH_COST): Update.
3401 * config/crx/crx.h (BRANCH_COST): Update.
3402 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3403 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3404 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3405 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3406 * config/ia64/ia64.h (BRANCH_COST): Update.
3407 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3408 * config/arc/arc.h (BRANCH_COST): Update.
3409 * config/score/score.h (BRANCH_COST): Update.
3410 * config/arm/arm.h (BRANCH_COST): Update.
3411 * config/pa/pa.h (BRANCH_COST): Update.
3412 * config/mips/mips.h (BRANCH_COST): Update.
3413 * config/vax/vax.h (BRANCH_COST): Update.
3414 * config/h8300/h8300.h (BRANCH_COST): Update.
3415 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3416 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3417 * doc/tm.texi (BRANCH_COST): Update.
3419 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3422 * config/arm/arm.c (arm_optimization_options): Set
3423 flag_section_anchors to 2 instead of 1 to distinguish it from
3424 -fsection-anchors given explicitely on the command line.
3426 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3428 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3429 final insn of a split.
3431 2008-08-30 Jan Hubicka <jh@suse.cz>
3433 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3434 optimized for speed.
3435 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3436 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3437 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3438 flag_gcse_after_reload_set): New static vars.
3439 (common_handle_option): Enable those flags for profile-use.
3440 (decode_options): Remove optimize_size flags that are handled
3441 on higher granuality.
3442 * tree-vectorizer.c (vectorize_loops): Use
3443 optimize_loop_nest_for_speed_p.
3444 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3445 * tree-predcom.c (tree_predictive_commoning): Use
3446 optimize_loop_for_speed_p.
3447 * varasm.c (assemble_start_function): Use
3448 optimize_function_for_speed_p.
3449 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3450 * predict.c (optimize_loop_for_speed_p): Fix walk.
3452 2008-08-30 Jan Hubicka <jh@suse.cz>
3454 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3456 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3457 profile presence locally.
3459 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3462 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3463 versions before 4.0.
3465 2008-08-29 Jan Hubicka <jh@suse.cz>
3467 * tree-inline.c (insert_init_stmt): Insert sequence even when
3470 2008-08-29 Jeff Law <law@redhat.com>
3472 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3473 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3474 location and class is an FP register.
3476 2008-08-29 Jan Hubicka <jh@suse.cz>
3478 * see.c (see_merge_one_def_extension): Silence used uninitialized
3480 * matrix-reorg.c (check_allocation_function): Likewise.
3481 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3483 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3486 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3487 compute new & and | in type rather than TREE_TYPE (arg0).
3489 * dwarf2out.c (fortran_common): Update comment.
3490 (gen_variable_die): Swap com_die and var_die variables in Fortran
3491 COMMON block handling code.
3493 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3495 * dwarf2out.c (gen_const_die): New function.
3496 (size_of_die, value_format, output_die): Output larger
3497 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3498 (native_encode_initializer): New function.
3499 (tree_add_const_value_attribute): Call it.
3500 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3502 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3503 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3504 TREE_THIS_VOLATILE to add_type_attribute.
3506 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3508 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3511 * dwarf2out.c (loc_by_reference): New function.
3512 (add_location_or_const_value_attribute): Use it.
3515 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3516 as DW_TAG_variable children of DW_TAG_common_block rather than
3517 DW_TAG_member children. Put DW_AT_external to individual
3518 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3520 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3521 loc_descriptor_from_tree_1.
3525 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3526 arguments to imported_module_or_decl.
3527 (debug_nothing_tree_tree): Removed.
3528 (debug_nothing_tree_tree_tree_bool): New prototype.
3529 * debug.c (do_nothing_debug_hooks): Adjust.
3530 (debug_nothing_tree_tree): Removed.
3531 (debug_nothing_tree_tree_tree_bool): New function.
3532 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3533 (gen_variable_die): Put all common vars for the
3534 same COMMON block under one DW_TAG_common_block.
3535 (declare_in_namespace): Return new context_die, for Fortran
3536 return the module DIE instead of adding extra declarations into
3538 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3539 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3540 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3542 (dwarf2out_global_decl): Don't skip Fortran global vars.
3543 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3544 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3545 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3546 DW_TAG_imported_declaration as child of previous
3547 DW_TAG_imported_module.
3548 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3549 * sdbout.c (sdb_debug_hooks): Likewise.
3550 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3552 2008-08-29 Jan Hubicka <jh@suse.cz>
3554 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3556 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3557 * ipa-cp.c (n_cloning_candidates): New static variable.
3558 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3559 (ipcp_print_all_lattices): Improve debug output.
3560 (ipcp_cloning_candidate_p): New function.
3561 (ipcp_initialize_node_lattices): Use it.
3562 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3563 (ipcp_propagate_stage): Prettier debug output.
3564 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3565 (ipcp_print_all_structures): Remove.
3566 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3567 (ipcp_insert_stage): Prettier debug output; call
3568 cgraph_remove_unreachable_nodes before propagating.
3569 (pass_ipa_cp): Schedule function removal pass.
3570 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3572 (cgraph_maybe_hot_edge_p): Move to ...
3573 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3574 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3575 (common_handle_option): Set them; enable ipa-cp when profiling.
3576 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3577 (ipa_print_all_jump_functions): Likewise.
3578 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3579 (ipa_print_node_params, ipa_print_all_params): New.
3580 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3581 ipa_print_all_param_flags): Remove.
3582 (ipa_print_node_params, ipa_print_all_params): New.
3584 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3586 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3587 change from 2008-04-03.
3588 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3590 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3593 * ira-color.c (push_allocnos_to_stack): Truncate
3594 removed_splay_allocno_vec.
3596 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3599 * ira-color (ira_fast_allocation): Don't assign hard registers to
3602 2008-08-29 Jan Hubicka <jh@suse.cz>
3605 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3606 for cold internal loops.
3608 2008-08-29 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-structalias.c (create_variable_info_for): Do not
3611 create fields for heap vars or vars with a noalias state.
3612 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3615 2008-08-29 Richard Guenther <rguenther@suse.de>
3617 * common.opt (ftree-store-ccp): Mark as preserved for
3618 backward compatibility.
3619 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3620 * tree-pass.h (pass_store_ccp): Remove.
3621 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3622 (first_vdef): Remove declaration.
3623 (get_value_loaded_by): Likewise.
3624 * tree-ssa-ccp.c (do_store_ccp): Remove.
3625 (get_default_value): Simplify as do_store_ccp is always false
3626 now. Do not initialize mem_ref.
3627 (set_value_varying): Likewise.
3628 (canonicalize_float_value): Likewise.
3629 (set_lattice_value): Likewise.
3630 (likely_value): Likewise.
3631 (surely_varying_stmt_p): Likewise.
3632 (ccp_initialize): Likewise.
3633 (ccp_lattice_meet): Likewise.
3634 (ccp_visit_phi_node): Likewise.
3635 (ccp_fold): Likewise.
3636 (evaluate_stmt): Likewise.
3637 (visit_assignment): Likewise.
3638 (ccp_visit_stmt): Likewise.
3639 (execute_ssa_ccp): Fold into ...
3640 (do_ssa_ccp): ... this.
3641 (do_ssa_store_ccp): Remove.
3642 (gate_store_ccp): Likewise.
3643 (pass_store_ccp): Likewise.
3644 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3646 * tree-ssa-propagate.c (first_vdef): Remove.
3647 (get_value_loaded_by): Likewise.
3648 (replace_vuses_in): Likewise.
3649 (substitute_and_fold): Do not call replace_vuses_in.
3650 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3652 2008-08-29 Richard Guenther <rguenther@suse.de>
3655 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3656 PARAM_NOALIAS tags with is_heapvar.
3657 * tree-ssa-operands.c (access_can_touch_variable): Offset
3658 based tests do not apply for heapvars. Fix offset test.
3660 2008-08-29 Jan Hubicka <jh@suse.cz>
3662 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3663 (-fipa-cp-clone): Enabled by default at -O3.
3664 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3665 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3667 2008-08-29 Jan Hubicka <jh@suse.cz>
3669 * tree.c (build_function_type_skip_args,
3670 build_function_decl_skip_args): New functions.
3671 * tree.h (build_function_type_skip_args,
3672 build_function_decl_skip_args): Declare.
3673 * gimple.c (giple_copy_call_skip_args): New function.
3674 (giple_copy_call_skip_args): Declare.
3676 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3677 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3678 (ipcp_node_modifiable_p): ... this one; use
3679 tree_versionable_function_p.
3680 (ipcp_create_replace_map): Improve debug output.
3681 (ipcp_need_redirect_p): Return false when not clonning.
3682 (ipcp_update_callgraph): Skip args.
3683 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3685 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3686 (save_inline_function_body): Update call of tree_function_versioning.
3687 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3688 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3690 (tree_function_versioning): Likewise.
3691 * tree-inline.h (tree_function_versioning): Update prototype.
3693 2008-08-29 Jan Hubicka <jh@suse.cz>
3695 * loop-unswitch.c (unswitch_single_loop): Use
3696 optimize_loop_for_speed_p.
3697 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3698 Use optimize_function_for_size_p.
3699 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3700 * postreload-gcse.c (eliminate_partially_redundant_load):
3701 Use optimize_bb_for_size_p.
3702 * value-prof.c (gimple_divmod_fixed_value_transform,
3703 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3704 gimple_stringops_transform): Use optimize_bb_for_size_p.
3705 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3706 * final.c (compute_alignments): Use optimize_function_for_size_p.
3707 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3708 (fold_builtin_strcpy, fold_builtin_fputs): Use
3709 optimize_function_for_size_p.
3710 * fold-const.c (tree_swap_operands_p): Use
3711 optimize_function_for_size_p.
3712 * recog.c (relax_delay_slots): Likewise.
3713 * tree-ssa-math-opts.c (replace_reciprocal):
3714 Use optimize_bb_for_speed_p.
3715 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3716 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3717 optimize_function_for_size_p.
3718 (cgraph_decide_inlining_of_small_function): Use
3719 optimize_function_for_size_p.
3720 * global.c (find_reg): Use optimize_function_for_size_p.
3721 * opts.c (decode_options): Do not clear flag_tree_ch,
3722 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3723 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3724 work it out from profile.
3725 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3726 optimize_loop_for_speed_p.
3727 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3729 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3730 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3731 * tree-eh.c (decide_copy_try_finally): Use
3732 optimize_function_for_size_p.
3733 * local-alloc.c (block_alloc): Pass BB pointer.
3734 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3735 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3736 * loop-unroll.c (decide_unrolling_and_peeling):
3737 Use optimize_loop_for_size_p.
3738 (decide_peel_completely): Likewise.
3739 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3740 optimize_loop_for_size_p.
3741 (vect_enhance_data_refs_alignment): Likewise.
3742 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3743 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3745 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3746 (try_crossjump_bb): Use optimize_bb_for_size_p.
3747 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3748 optimize_loop_for_speed_p.
3749 * bb-reorder.c (find_traces_1_round): Likewise.
3750 (copy_bb): Use optimize_bb_for_speed_p.
3751 (duplicate_computed_gotos): Likewise.
3752 * basic-block.h (optimize_loop_nest_for_size_p,
3753 optimize_loop_nest_for_speed_p): New.
3754 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3756 2008-08-29 Tristan Gingold <gingold@adacore.com>
3758 * gcov.c (main): Call expandargv.
3760 2008-08-29 Jan Hubicka <jh@suse.cz>
3762 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3764 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3766 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3767 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3769 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3771 2008-08-29 Jan Hubicka <jh@suse.cz>
3773 * tree-pass.h (pass_strip_predict_hints): Declare.
3774 * predict.c (strip_builtin_expect): Rename to ...
3775 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3776 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3777 (tree_estimate_probability): Do not strip builtin_expect.
3778 (pass_strip_predict_hints): New pass.
3779 * tree-inline.c (expand_call_inline): When inlining cold function,
3780 predict it as unlikely.
3781 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3783 2008-08-29 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/37207
3786 * tree-vrp.c (extract_range_from_binary_expr): Also try
3787 to constant fold if only one of the operands is a constant.
3789 2008-08-29 Nick Clifton <nickc@redhat.com>
3791 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3792 the same way as SYMBOL_REFs.
3794 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3796 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3798 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3800 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3801 * config/mips/mips.md (branch_likely): Remove const. Fix
3803 (define_delay for type "branch"): Change to only apply for branch
3804 with likely variant.
3805 (define_delay for type "branch" and "branch_likely" no). New delay
3807 (equality_op): New code iterator.
3808 (bbv, bbinv): New code attributes.
3809 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3812 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3813 Andrew Pinski <pinskia@gcc.gnu.org>
3816 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3818 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3820 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3821 rule that a symbolic constant must be defined and >= 0 for the
3822 corresponding facility to be present at compile-time.
3823 * gthr-posix.c: Likewise.
3825 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3827 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3828 * config/mips/mips.md (D): New mode attribute.
3829 (mulsi3, muldi3): Merge it into ...
3830 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3831 (muldi3_mul3): New pattern.
3832 (mulsi3_mult3): Rename to mulsi3_mul3.
3834 2008-08-28 Jan Hubicka <jh@suse.cz>
3836 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3838 * predict.c (always_optimize_for_size_p): Rename to ...
3839 (optimize_function_for_size): ... this one; make extern.
3840 (optimize_function_for_speed_p): New.
3841 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3842 optimize_edge_for_size_p,optimize_edge_for_size_p,
3843 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3844 * basic-block.h (optimize_function_for_size_p,
3845 optimize_function_for_speed_p): Declare.
3846 * i386.md (optimize_size checks): Replace them by appropriate
3848 (standard_80387_constant_p, ix86_compute_frame_layout,
3849 ix86_expand_epilogue, ix86_decompose_address,
3850 print_operand, emit_i387_cw_initialization,
3851 inline_memory_move_cost, ix86_pad_returns,
3852 ix86_reorg): Replace optimize_size checks.
3854 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3856 * rtl.h (simplify_subreg_regno): Declare.
3857 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3858 * simplify-rtx.c (simplify_subreg): ...here.
3859 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3860 subreg_offset_representable_p.
3862 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3865 * c-typeck.c (convert_for_assignment): Give a note describing what
3866 was passed and what was expected.
3868 2008-08-28 Joey Ye <joey.ye@intel.com>
3870 * doc/extend.texi: Document AVX built-in functions.
3871 * doc/invoke.texi: Document -mavx.
3873 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3874 Joey Ye <joey.ye@intel.com>
3875 Xuepeng Guo <xuepeng.guo@intel.com>
3877 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3879 * config/i386/cpuid.h (bit_FMA): New.
3880 (bit_XSAVE): Likewise.
3881 (bit_OSXSAVE): Likewise.
3882 (bit_AVX): Likewise.
3884 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3885 define. Use ASM_OUTPUT_AVX_PREFIX.
3887 * config/i386/gmmintrin.h: New.
3889 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3890 (OPTION_MASK_ISA_AVX_SET): New.
3891 (OPTION_MASK_ISA_FMA_SET): Likewise.
3892 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3893 (OPTION_MASK_ISA_FMA_SET): Likewise.
3894 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3895 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3896 (pta_flags): Add PTA_AVX and PTA_FMA.
3897 (override_options): Handle PTA_AVX and PTA_FMA.
3898 (init_cumulative_args): Handle warn_avx.
3899 (classify_argument): Return 0 for COImode and OImode. Return
3900 1 and X86_64_AVX_CLASS for 256bit vector types.
3901 (examine_argument): Handle X86_64_AVX_CLASS.
3902 (construct_container): Likewise.
3903 (function_arg_advance_32): Pass OImode and 256bit vector types
3905 (function_arg_advance_64): Take a new argument to indicate if a
3906 parameter is named. Handle 256bit vector types. Return
3907 immediately for unnamed 256bit vector mode parameters.
3908 (function_arg_advance): Updated.
3909 (function_arg_32): Add comments for TImode. Handle OImode
3910 and 256bit vector types.
3911 (function_arg_64): Take a new argument to indicate if a
3912 parameter is named. Handle 256bit vector types. Return NULL
3913 for unnamed 256bit vector mode parameters.
3914 (function_arg): Updated.
3915 (setup_incoming_varargs_64): Support
3916 AVX encoding for *sse_prologue_save_insn.
3917 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3918 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3919 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3920 enabled, otherwise return -3.
3921 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3923 (print_reg): Support AVX registers. Handle 'x' and 't'.
3924 Handle 'd' to duplicate the operand.
3925 (print_operand): Likewise. Also support AVX vector compare
3927 (output_387_binary_op): Support AVX.
3928 (output_fp_compare): Likewise.
3929 (ix86_expand_vector_move_misalign): Likewise.
3930 (ix86_attr_length_vex_default): New.
3931 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3932 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3933 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3934 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3935 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3936 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3937 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3938 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3939 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3940 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3941 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3942 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3943 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3944 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3945 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3946 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3947 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3948 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3949 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3950 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3951 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3952 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3953 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3954 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3955 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3956 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3957 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3958 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3959 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3960 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3961 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3962 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3963 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3964 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3965 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3966 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3967 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3968 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3969 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3970 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3971 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3972 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3973 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3974 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3975 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3976 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3977 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3978 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3979 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3980 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3981 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3982 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3983 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3984 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3985 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3986 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3987 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3988 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3989 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3990 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3991 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3992 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3993 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3994 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3995 and IX86_BUILTIN_MOVMSKPS256,
3996 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3997 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3998 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3999 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4000 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4001 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4002 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4003 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4004 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4005 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4006 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4007 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4008 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4009 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4010 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4011 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4012 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4013 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4014 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4015 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4016 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4017 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4018 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4019 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4020 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4021 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4022 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4023 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4024 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4025 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4026 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4027 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4028 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4029 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4030 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4031 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4032 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4033 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4034 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4035 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4036 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4037 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4038 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4039 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4040 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4041 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4042 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4043 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4044 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4045 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4046 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4047 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4048 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4049 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4050 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4051 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4052 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4053 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4055 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4056 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4057 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4058 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4059 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4060 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4061 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4062 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4063 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4064 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4065 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4066 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4067 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4068 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4069 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4070 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4071 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4072 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4073 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4074 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4075 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4076 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4077 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4078 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4079 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4080 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4081 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4082 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4083 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4084 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4085 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4086 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4087 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4088 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4089 IX86_BUILTIN_MOVMSKPS256.
4090 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4091 (ix86_expand_args_builtin): Likewise.
4092 (ix86_expand_special_args_builtin): Likewise.
4093 (ix86_hard_regno_mode_ok): Handle AVX modes.
4094 (ix86_expand_vector_init_duplicate): Likewise.
4095 (ix86_expand_vector_init_one_nonzero): Likewise.
4096 (ix86_expand_vector_init_one_var): Likewise.
4097 (ix86_expand_vector_init_concat): Likewise.
4098 (ix86_expand_vector_init_general): Likewise.
4099 (ix86_expand_vector_set): Likewise.
4100 (ix86_vector_mode_supported_p): Likewise.
4101 (x86_extended_reg_mentioned_p): Check INSN_P before using
4104 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4105 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4107 * config/i386/i386.h (TARGET_AVX): New.
4108 (TARGET_FMA): Likewise.
4109 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4110 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4111 (VALID_AVX256_REG_MODE): New.
4112 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4113 (AVX_FLOAT_MODE_P): Likewise.
4114 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4115 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4116 (AVX_VEC_FLOAT_MODE_P): Likewise.
4117 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4118 (ASM_OUTPUT_OPCODE): Likewise.
4119 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4121 (SSE_REG_MODE_P): Allow 256bit vector modes.
4122 (ix86_args): Add a warn_avx field.
4124 * config/i386/i386.md (UNSPEC_PCMP): New.
4125 (UNSPEC_VPERMIL): Likewise.
4126 (UNSPEC_VPERMIL2): Likewise.
4127 (UNSPEC_VPERMIL2F128): Likewise.
4128 (UNSPEC_MASKLOAD): Likewise.
4129 (UNSPEC_MASKSTORE): Likewise.
4130 (UNSPEC_CAST): Likewise.
4131 (UNSPEC_VTESTP): Likewise.
4132 (UNSPECV_VZEROALL): Likewise.
4133 (UNSPECV_VZEROUPPER): Likewise.
4134 (XMM0_REG): Likewise.
4135 (XMM1_REG): Likewise.
4136 (XMM2_REG): Likewise.
4137 (XMM3_REG): Likewise.
4138 (XMM4_REG): Likewise.
4139 (XMM5_REG): Likewise.
4140 (XMM6_REG): Likewise.
4141 (XMM8_REG): Likewise.
4142 (XMM9_REG): Likewise.
4143 (XMM10_REG): Likewise.
4144 (XMM11_REG): Likewise.
4145 (XMM12_REG): Likewise.
4146 (XMM13_REG): Likewise.
4147 (XMM14_REG): Likewise.
4148 (XMM15_REG): Likewise.
4150 (prefix_vex_imm8): Likewise.
4151 (prefix_vex_w): Likewise.
4152 (length_vex): Likewise.
4155 (*avx_ashlti3): Likewise.
4156 (*avx_lshrti3): Likewise.
4157 (*avx_setcc<mode>): Likewise.
4158 (*fop_<mode>_comm_mixed_avx): Likewise.
4159 (*fop_<mode>_comm_avx): Likewise.
4160 (*fop_<mode>_1_mixed_avx): Likewise.
4161 (*fop_<mode>_1_avx): Likewise.
4162 (*avx_<code><mode>3): Likewise.
4163 (*avx_ieee_smin<mode>3): Likewise.
4164 (*avx_ieee_smax<mode>3): Likewise.
4165 (mode): Add OI, V8SF and V4DF.
4166 (length): Support VEX prefix.
4167 (*cmpfp_i_mixed): Set prefix attribute.
4168 (*cmpfp_i_sse): Likewise.
4169 (*cmpfp_iu_mixed): Likewise.
4170 (*cmpfp_iu_sse): Likewise.
4171 (*movsi_1): Support AVX.
4172 (*movdi_2): Likewise.
4173 (*movdi_1_rex64): Likewise.
4174 (*movti_internal): Likewise.
4175 (*movti_rex64): Likewise.
4176 (*movsf_1): Likewise.
4177 (*movdf_nointeger): Likewise.
4178 (*movdf_integer_rex64): Likewise.
4179 (*movtf_internal): Likewise.
4180 (zero_extendsidi2_32): Likewise.
4181 (zero_extendsidi2_rex64): Likewise.
4182 (*extendsfdf2_mixed): Likewise.
4183 (*extendsfdf2_sse): Likewise.
4184 (*truncdfsf_fast_mixed): Likewise.
4185 (*truncdfsf_fast_sse): Likewise.
4186 (*truncdfsf_mixed): Likewise.
4187 (fix_trunc<mode>di_sse): Likewise.
4188 (fix_trunc<mode>si_sse): Likewise.
4189 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4190 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4191 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4192 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4193 (*rcpsf2_sse): Likewise.
4194 (*rsqrtsf2_sse): Likewise.
4195 (*sqrt<mode>2_sse): Likewise.
4196 (sse4_1_round<mode>2): Likewise.
4197 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4198 Support AVX. Set length attribute properly for AVX.
4200 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4201 (VECTOR_MODES (FLOAT, 32)): Likewise.
4202 (VECTOR_MODE (INT, DI, 8)): Likewise.
4203 (VECTOR_MODE (INT, HI, 32)): Likewise.
4204 (VECTOR_MODE (INT, QI, 64)): Likewise.
4205 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4206 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4207 (VECTOR_MODE (INT, DI, 4)): Removed.
4208 (VECTOR_MODE (INT, SI, 8)): Likewise.
4209 (VECTOR_MODE (INT, HI, 16)): Likewise.
4210 (VECTOR_MODE (INT, QI, 32)): Likewise.
4211 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4212 (INT_MODE (OI, 32)): Likewise.
4214 * config/i386/i386.opt (mavx): New.
4217 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4219 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4220 (*mov<mode>_internal_avx): New.
4221 (*movv2sf_internal_rex64_avx): Likewise.
4222 (*movv2sf_internal_avx): Likewise.
4224 * config/i386/predicates.md (const_4_to_5_operand): New.
4225 (const_6_to_7_operand): Likewise.
4226 (const_8_to_11_operand): Likewise.
4227 (const_12_to_15_operand): Likewise.
4228 (avx_comparison_float_operator): Likewise.
4230 * config/i386/sse.md (AVX256MODEI): New.
4231 (AVX256MODE): Likewise.
4232 (AVXMODEQI): Likewise.
4233 (AVXMODE): Likewise.
4234 (AVX256MODEF2P): Likewise.
4235 (AVX256MODE2P): Likewise.
4236 (AVX256MODE4P): Likewise.
4237 (AVX256MODE8P): Likewise.
4238 (AVXMODEF2P): Likewise.
4239 (AVXMODEF4P): Likewise.
4240 (AVXMODEDCVTDQ2PS): Likewise.
4241 (AVXMODEDCVTPS2DQ): Likewise.
4242 (avxvecmode): Likewise.
4243 (avxvecpsmode): Likewise.
4244 (avxhalfvecmode): Likewise.
4245 (avxscalarmode): Likewise.
4246 (avxcvtvecmode): Likewise.
4247 (avxpermvecmode): Likewise.
4248 (avxmodesuffixf2c): Likewise.
4249 (avxmodesuffixp): Likewise.
4250 (avxmodesuffixs): Likewise.
4251 (avxmodesuffix): Likewise.
4252 (vpermilbits): Likewise.
4253 (pinsrbits): Likewise.
4254 (mov<mode>): Likewise.
4255 (*mov<mode>_internal): Likewise.
4256 (push<mode>1): Likewise.
4257 (movmisalign<mode>): Likewise.
4258 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4259 (avx_movdqu<avxmodesuffix>): Likewise.
4260 (avx_lddqu<avxmodesuffix>): Likewise.
4261 (<plusminus_insn><mode>3): Likewise.
4262 (*avx_<plusminus_insn><mode>3): Likewise.
4263 (*avx_vm<plusminus_insn><mode>3): Likewise.
4264 (mul<mode>3): Likewise.
4265 (*avx_mul<mode>3): Likewise.
4266 (*avx_vmmul<mode>3): Likewise.
4267 (divv8sf3): Likewise.
4268 (divv4df3): Likewise.
4269 (avx_div<mode>3): Likewise.
4270 (*avx_div<mode>3): Likewise.
4271 (*avx_vmdiv<mode>3): Likewise.
4272 (avx_rcpv8sf2): Likewise.
4273 (*avx_vmrcpv4sf2): Likewise.
4274 (sqrtv8sf2): Likewise.
4275 (avx_sqrtv8sf2): Likewise.
4276 (*avx_vmsqrt<mode>2): Likewise.
4277 (rsqrtv8sf2): Likewise.
4278 (avx_rsqrtv8sf2): Likewise.
4279 (*avx_vmrsqrtv4sf2): Likewise.
4280 (<code><mode>3): Likewise.
4281 (*avx_<code><mode>3_finite): Likewise.
4282 (*avx_<code><mode>3): Likewise.
4283 (*avx_vm<code><mode>3): Likewise.
4284 (*avx_ieee_smin<mode>3): Likewise.
4285 (*avx_ieee_smax<mode>3): Likewise.
4286 (avx_addsubv8sf3): Likewise.
4287 (avx_addsubv4df3): Likewise.
4288 (*avx_addsubv4sf3): Likewise.
4289 (*avx_addsubv2df3): Likewise.
4290 (avx_h<plusminus_insn>v4df3): Likewise.
4291 (avx_h<plusminus_insn>v8sf3): Likewise.
4292 (*avx_h<plusminus_insn>v4sf3): Likewise.
4293 (*avx_h<plusminus_insn>v2df3): Likewise.
4294 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4295 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4296 (*avx_maskcmp<mode>3): Likewise.
4297 (avx_nand<mode>3): Likewise.
4298 (*avx_<code><mode>3): Likewise.
4299 (*avx_nand<mode>3): Likewise.
4300 (*avx_<code><mode>3): Likewise.
4301 (*avx_cvtsi2ss): Likewise.
4302 (*avx_cvtsi2ssq): Likewise.
4303 (*avx_cvtsi2sd): Likewise.
4304 (*avx_cvtsi2sdq): Likewise.
4305 (*avx_cvtsd2ss): Likewise.
4306 (avx_cvtss2sd): Likewise.
4307 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4308 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4309 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4310 (*avx_cvtsi2sd): Likewise.
4311 (*avx_cvtsi2sdq): Likewise.
4312 (avx_cvtdq2pd256): Likewise.
4313 (avx_cvtpd2dq256): Likewise.
4314 (avx_cvttpd2dq256): Likewise.
4315 (*avx_cvtsd2ss): Likewise.
4316 (*avx_cvtss2sd): Likewise.
4317 (avx_cvtpd2ps256): Likewise.
4318 (avx_cvtps2pd256): Likewise.
4319 (*avx_movhlps): Likewise.
4320 (*avx_movlhps): Likewise.
4321 (avx_unpckhps256): Likewise.
4322 (*avx_unpckhps): Likewise.
4323 (avx_unpcklps256): Likewise.
4324 (*avx_unpcklps): Likewise.
4325 (avx_movshdup256): Likewise.
4326 (avx_movsldup256): Likewise.
4327 (avx_shufps256): Likewise.
4328 (avx_shufps256_1): Likewise.
4329 (*avx_shufps_<mode>): Likewise.
4330 (*avx_loadhps): Likewise.
4331 (*avx_storelps): Likewise.
4332 (*avx_loadlps): Likewise.
4333 (*avx_movss): Likewise.
4334 (*vec_dupv4sf_avx): Likewise.
4335 (*vec_concatv2sf_avx): Likewise.
4336 (*vec_concatv4sf_avx): Likewise.
4337 (*vec_setv4sf_0_avx): Likewise.
4338 (*vec_setv4sf_avx): Likewise.
4339 (*avx_insertps): Likewise.
4340 (avx_vextractf128<mode>): Likewise.
4341 (vec_extract_lo_<mode>): Likewise.
4342 (vec_extract_hi_<mode>): Likewise.
4343 (vec_extract_lo_<mode>): Likewise.
4344 (vec_extract_hi_<mode>): Likewise.
4345 (vec_extract_lo_v16hi): Likewise.
4346 (vec_extract_hi_v16hi): Likewise.
4347 (vec_extract_lo_v32qi): Likewise.
4348 (vec_extract_hi_v32qi): Likewise.
4349 (avx_unpckhpd256): Likewise.
4350 (*avx_unpckhpd): Likewise.
4351 (avx_movddup256): Likewise.
4352 (*avx_movddup): Likewise.
4353 (avx_unpcklpd256): Likewise.
4354 (*avx_unpcklpd): Likewise.
4355 (avx_shufpd256): Likewise.
4356 (avx_shufpd256_1): Likewise.
4357 (*avx_punpckhqdq): Likewise.
4358 (*avx_punpcklqdq): Likewise.
4359 (*avx_shufpd_<mode>): Likewise.
4360 (*avx_storehpd): Likewise.
4361 (*avx_loadhpd): Likewise.
4362 (*avx_loadlpd): Likewise.
4363 (*avx_movsd): Likewise.
4364 (*vec_concatv2df_avx): Likewise.
4365 (*avx_<plusminus_insn><mode>3): Likewise.
4366 (*avx_<plusminus_insn><mode>3): Likewise.
4367 (*avx_mulv8hi3): Likewise.
4368 (*avxv8hi3_highpart): Likewise.
4369 (*avx_umulv8hi3_highpart): Likewise.
4370 (*avx_umulv2siv2di3): Likewise.
4371 (*avx_mulv2siv2di3): Likewise.
4372 (*avx_pmaddwd): Likewise.
4373 (*avx_mulv4si3): Likewise.
4374 (*avx_ashr<mode>3): Likewise.
4375 (*avx_lshr<mode>3): Likewise.
4376 (*avx_ashl<mode>3): Likewise.
4377 (*avx_<code><mode>3): Likewise.
4378 (*avx_eq<mode>3): Likewise.
4379 (*avx_gt<mode>3): Likewise.
4380 (*avx_nand<mode>3): Likewise.
4381 (*avx_nand<mode>3): Likewise.
4382 (*avx_<code><mode>3): Likewise.
4383 (*avx_<code><mode>3): Likewise.
4384 (*avx_packsswb): Likewise.
4385 (*avx_packssdw): Likewise.
4386 (*avx_packuswb): Likewise.
4387 (*avx_punpckhbw): Likewise.
4388 (*avx_punpcklbw): Likewise.
4389 (*avx_punpckhwd): Likewise.
4390 (*avx_punpcklwd): Likewise.
4391 (*avx_punpckhdq): Likewise.
4392 (*avx_punpckldq): Likewise.
4393 (*avx_pinsr<avxmodesuffixs>): Likewise.
4394 (*avx_pinsrq): Likewise.
4395 (*avx_loadld): Likewise.
4396 (*vec_extractv2di_1_rex64_avx): Likewise.
4397 (*vec_extractv2di_1_avx): Likewise.
4398 (*vec_dupv2di_avx): Likewise.
4399 (*vec_concatv2si_avx): Likewise.
4400 (*vec_concatv4si_1_avx): Likewise.
4401 (*vec_concatv2di_avx): Likewise.
4402 (*vec_concatv2di_rex64_avx): Likewise.
4403 (*avx_uavgv16qi3): Likewise.
4404 (*avx_uavgv8hi3): Likewise.
4405 (*avx_psadbw): Likewise.
4406 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4407 (*avx_phaddwv8hi3): Likewise.
4408 (*avx_phadddv4si3): Likewise.
4409 (*avx_phaddswv8hi3): Likewise.
4410 (*avx_phsubwv8hi3): Likewise.
4411 (*avx_phsubdv4si3): Likewise.
4412 (*avx_phsubswv8hi3): Likewise.
4413 (*avx_pmaddubsw128): Likewise.
4414 (*avx_pmulhrswv8hi3): Likewise.
4415 (*avx_pshufbv16qi3): Likewise.
4416 (*avx_psign<mode>3): Likewise.
4417 (*avx_palignrti): Likewise.
4418 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4419 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4420 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4421 (*avx_mpsadbw): Likewise.
4422 (*avx_packusdw): Likewise.
4423 (*avx_pblendvb): Likewise.
4424 (*avx_pblendw): Likewise.
4425 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4426 (avx_ptest256): Likewise.
4427 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4428 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4429 (*avx_aesenc): Likewise.
4430 (*avx_aesenclast): Likewise.
4431 (*avx_aesdec): Likewise.
4432 (*avx_aesdeclast): Likewise.
4433 (avx_vzeroupper): Likewise.
4434 (avx_vzeroupper_rex64): Likewise.
4435 (avx_vpermil<mode>): Likewise.
4436 (avx_vpermilvar<mode>3): Likewise.
4437 (avx_vpermil2<mode>3): Likewise.
4438 (avx_vperm2f128<mode>3): Likewise.
4439 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4440 (avx_vbroadcastss256): Likewise.
4441 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4442 (avx_vinsertf128<mode>): Likewise.
4443 (vec_set_lo_<mode>): Likewise.
4444 (vec_set_hi_<mode>): Likewise.
4445 (vec_set_lo_<mode>): Likewise.
4446 (vec_set_hi_<mode>): Likewise.
4447 (vec_set_lo_v16hi): Likewise.
4448 (vec_set_hi_v16hi): Likewise.
4449 (vec_set_lo_v32qi): Likewise.
4450 (vec_set_hi_v32qi): Likewise.
4451 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4452 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4453 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4454 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4455 (vec_init<mode>): Likewise.
4456 (*vec_concat<mode>_avx): Likewise.
4457 (blendbits): Support V8SF and V4DF.
4458 (sse2_movq128): Support AVX.
4459 (<sse>_movnt<mode>): Likewise.
4460 (sse2_movntv2di): Likewise.
4461 (sse_rcpv4sf2): Likewise.
4462 (sse_sqrtv4sf2): Likewise.
4463 (sse_rsqrtv4sf2): Likewise.
4464 (<sse>_comi): Likewise.
4465 (<sse>_ucomi): Likewise.
4466 (sse_cvtss2si): Likewise.
4467 (sse_cvtss2si_2): Likewise.
4468 (sse_cvtss2siq): Likewise.
4469 (sse_cvtss2siq_2): Likewise.
4470 (sse_cvttss2si): Likewise.
4471 (sse_cvttss2siq): Likewise.
4472 (sse2_cvtsd2si): Likewise.
4473 (sse2_cvtsd2si_2): Likewise.
4474 (sse2_cvtsd2siq): Likewise.
4475 (sse2_cvtsd2siq_2): Likewise.
4476 (sse2_cvttsd2si): Likewise.
4477 (sse2_cvttsd2siq): Likewise.
4478 (sse2_cvtdq2pd): Likewise.
4479 (*sse2_cvtpd2dq): Likewise.
4480 (*sse2_cvttpd2dq): Likewise.
4481 (*sse2_cvtpd2ps): Likewise.
4482 (sse2_cvtps2pd): Likewise.
4483 (sse3_movshdup): Likewise.
4484 (sse3_movsldup): Likewise.
4485 (sse_storehps): Likewise.
4486 (*sse4_1_extractps): Likewise.
4487 (sse2_storelpd): Likewise.
4488 (vec_dupv2df_sse3): Likewise.
4489 (*vec_concatv2df_sse3): Likewise.
4490 (*sse4_1_pextrb): Likewise.
4491 (*sse4_1_pextrb_memory): Likewise.
4492 (*sse2_pextrw): Likewise.
4493 (*sse4_1_pextrw_memory): Likewise.
4494 (*sse4_1_pextrd): Likewise.
4495 (*sse4_1_pextrq): Likewise.
4496 (sse2_pshufd_1): Likewise.
4497 (sse2_pshuflw_1): Likewise.
4498 (sse2_pshufhw_1): Likewise.
4499 (*sse2_storeq_rex64): Likewise.
4500 (*vec_dupv4si): Likewise.
4501 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4502 (sse2_pmovmskb): Likewise.
4503 (*sse2_maskmovdqu): Likewise.
4504 (*sse2_maskmovdqu_rex64): Likewise.
4505 (sse_ldmxcsr): Likewise.
4506 (sse_stmxcsr): Likewise.
4507 (abs<mode>2): Likewise.
4508 (sse4_1_movntdqa): Likewise.
4509 (sse4_1_phminposuw): Likewise.
4510 (sse4_1_extendv8qiv8hi2): Likewise.
4511 (*sse4_1_extendv8qiv8hi2): Likewise.
4512 (sse4_1_extendv4qiv4si2): Likewise.
4513 (*sse4_1_extendv4qiv4si2): Likewise.
4514 (sse4_1_extendv2qiv2di2): Likewise.
4515 (*sse4_1_extendv2qiv2di2): Likewise.
4516 (sse4_1_extendv4hiv4si2): Likewise.
4517 (*sse4_1_extendv4hiv4si2): Likewise.
4518 (sse4_1_extendv2hiv2di2): Likewise.
4519 (*sse4_1_extendv2hiv2di2): Likewise.
4520 (sse4_1_extendv2siv2di2): Likewise.
4521 (*sse4_1_extendv2siv2di2): Likewise.
4522 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4523 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4524 (sse4_1_zero_extendv4qiv4si2): Likewise.
4525 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4526 (sse4_1_zero_extendv2qiv2di2): Likewise.
4527 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4528 (sse4_1_zero_extendv4hiv4si2): Likewise.
4529 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4530 (sse4_1_zero_extendv2hiv2di2): Likewise.
4531 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4532 (sse4_1_zero_extendv2siv2di2): Likewise.
4533 (*sse4_1_zero_extendv2siv2di2): Likewise.
4534 (sse4_1_ptest): Likewise.
4535 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4536 (sse4_2_pcmpestri): Likewise.
4537 (sse4_2_pcmpestrm): Likewise.
4538 (sse4_2_pcmpistri): Likewise.
4539 (sse4_2_pcmpistrm): Likewise.
4541 (aeskeygenassist): Likewise.
4543 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/predicates.md (vzeroall_operation): New.
4547 * config/i386/sse.md (avx_vzeroall): New.
4548 (*avx_vzeroall): Likewise.
4550 2008-08-28 Paul Brook <paul@codesourcery.com>
4551 Mark Shinwell <shinwell@codesourcery.com>
4552 Richard Earnshaw <richard.earnshaw@arm.com>
4554 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4555 (TARGET_MIN_ANCHOR_OFFSET): New.
4556 (arm_override_options): Set correct anchor ranges for Thumb-1
4557 and Thumb-2 if required.
4558 (legitimize_pic_address): Handle case involving a TLS symbol
4559 reference with an addend.
4560 (arm_optimization_options): Enable section anchors at -O1 and
4562 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4563 * config/arm/arm-protos.h (arm_optimization_options): New.
4565 2008-08-28 Nick Clifton <nickc@redhat.com>
4567 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4568 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4571 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4572 * config/v850/v850.md (return): Remove frame size restriction.
4574 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4576 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4578 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4580 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4582 2008-08-28 Paul Brook <paul@codesourcery.com>
4584 * config/arm/vfp11.md: Update license notice.
4585 * config/arm/cortex-r4.md: Ditto.
4587 2008-08-28 Richard Guenther <rguenther@suse.de>
4589 PR tree-optimization/37207
4590 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4593 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4596 * tree.c (int_fits_type_p): Don't forget unsigned integers
4597 of type sizetype which higher end word equals -1.
4599 2008-08-28 Ira Rosen <irar@il.ibm.com>
4601 * target.h (struct vectorize): Add new target builtin.
4602 * tree-vectorizer.c (destroy_loop_vec_info): Call
4603 vect_free_slp_instance instead of vect_free_slp_node.
4604 * tree-vectorizer.h (enum slp_load_perm_type): New.
4605 (struct _slp_instance): Add new fields.
4606 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4607 (SLP_INSTANCE_LOADS): New.
4608 (vect_free_slp_tree): Remove.
4609 (vect_free_slp_instance): Declare.
4610 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4611 (vectorizable_load): Add argument.
4612 (vect_transform_slp_perm_load): New.
4613 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4615 (vect_get_place_in_interleaving_chain): New function.
4616 (vect_free_slp_tree): Make static.
4617 (vect_free_slp_instance): New function.
4618 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4619 collect the load location in the interleaving chain.
4620 (vect_supported_slp_permutation_p): New function.
4621 (vect_supported_load_permutation_p): Likewise.
4622 (vect_analyze_slp_instance): In case of loads permutation, call
4623 vect_supported_load_permutation_p to check that the permutation is
4625 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4626 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4627 (vect_create_mask_and_perm): New function.
4628 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4629 (vectorizable_load): Add an argument. Don't keep the created vectors
4630 statements in the node if permutation is required. Call
4631 vect_transform_slp_perm_load to generate the permutation.
4632 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4633 additional argument.
4634 (vect_schedule_slp_instance): In case of loads permutation, allocate
4635 vectorized statements structure for all the related SLP nodes. Call
4636 vect_transform_stmt with addditional argument.
4637 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4638 * config/spu/spu.c (spu_builtin_vec_perm): New.
4639 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4640 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4641 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4642 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4644 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4646 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4647 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4648 __gthread_cond_signal, __gthread_cond_timedwait,
4649 __gthread_cond_timedwait_recursive): New functions.
4650 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4652 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4655 2008-08-28 Richard Guenther <rguenther@suse.de>
4658 * fold-const.c (maybe_canonicalize_comparison_1): Require
4659 undefined overflow only for canonicalizing A +- CST cmp CST.
4660 Make sure to not generate new constants that are not inside
4661 their TYPE_MIN/MAX_VALUE range.
4662 (maybe_canonicalize_comparison): Remove undefined overflow
4664 (fold_binary): Remove now duplicate folding.
4666 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4668 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4669 use not updated in the last change.
4671 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4673 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4674 (IRA_COVER_CLASSES): Add FPUL_REGS.
4676 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4679 * c-common.c (conversion_warning): Check for null operands.
4681 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4684 * c-decl.c (check_for_loop_decls): Improve error message. Give
4687 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4690 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4691 (convert_for_assignment): Pass corrent OPT_W* parameter to
4692 WARN_FOR_ASSIGNMENT.
4694 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4697 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4699 2008-08-27 Paul Brook <paul@codesourcery.com>
4701 * config.gcc: Loosen checks for arm uclinux eabi targets.
4703 2008-08-27 Paul Brook <paul@codesourcery.com>
4705 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4707 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4709 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4711 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4712 the enumerators of an ENUMERAL_TYPE.
4713 * dbxout.c (dbxout_type): Ditto.
4715 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4718 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4719 (fwprop_addr): Check that the loop_father is not the outer loop.
4721 2008-08-26 Paul Brook <paul@codesourcery.com>
4723 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4724 Remove documentation entry for fmul type.
4725 Use fmuls to annotate single-precision multiplication patterns,
4726 fmuld to annotate double-precision multiplication patterns,
4727 fmacs to annotate single-precision multiply-accumulate patterns
4728 and fmacd to annotate double-precision multiply-accumulate patterns.
4729 * config/arm/vfp11.md: Update reservations accordingly.
4730 * config/arm/arm.md: Note that certain values of the "type"
4731 attribute are documented in vfp.md.
4732 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4733 (v10_cvt): Use new fmul types.
4735 2008-08-26 Paul Brook <paul@codesourcery.com>
4737 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4738 * config/arm/vfp11.md: ...here. New.
4739 * config/arm/arm.md: Include vfp11.md.
4741 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4743 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4744 parameter to inform call.
4746 2008-08-26 Jeff Law <law@redhat.com>
4748 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4749 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4750 preferred class when copying a constant into a partial word register.
4752 2008-08-26 Ben Elliston <bje@au.ibm.com>
4754 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4755 * cp/typeck.c: Likewise.
4756 * cp/tree.c: Likewise.
4757 * gimple-low.c: Likewise.
4760 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4762 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4763 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4765 * doc/passes.texi: Describe IRA.
4767 * doc/tm.texi (IRA_COVER_CLASSES,
4768 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4770 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4771 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4772 -fira-propagate-cost, -fno-ira-share-save-slots,
4773 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4775 * flags.h (ira_algorithm): New enumeration.
4776 (flag_ira_algorithm, flag_ira_verbose): New external variable
4779 * postreload.c (gate_handle_postreload): Don't do post reload
4780 optimizations unless the reload is completed.
4782 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4785 * tree-pass.h (pass_ira): New external variable declaration.
4787 * reload.h: Add 2008 to the Copyright.
4789 * cfgloopanal.c: Include params.h.
4790 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4793 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4795 * toplev.c (ira.h): New include.
4796 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4797 (backend_init_target): Call ira_init.
4798 (backend_init): Call ira_init_once.
4799 (finalize): Call finish_ira_once.
4801 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4802 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4805 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4806 may_move_out_cost): New external variable declarations.
4807 (move_table): New typedef.
4809 * caller-save.c: Include headers output.h and ira.h.
4810 (no_caller_save_reg_set): New global variable.
4811 (save_slots_num, save_slots): New variables.
4812 (reg_save_code, reg_restore_code, add_stored_regs): Add
4814 (init_caller_save): Set up no_caller_save_reg_set.
4815 (init_save_areas): Reset save_slots_num.
4816 (saved_hard_reg): New structure.
4817 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4818 (initiate_saved_hard_regs, new_saved_hard_reg,
4819 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4821 (setup_save_areas): Add code for sharing stack slots.
4822 (all_blocks): New variable.
4823 (save_call_clobbered_regs): Process pseudo-register too.
4824 (mark_set_regs): Process pseudo-register too.
4825 (insert_one_insn): Put the insn after bb note in a empty basic
4826 block. Add insn check.
4828 * global.c (eliminable_regset): Make it external.
4829 (mark_elimination): Use DF_LR_IN for IRA.
4830 (pseudo_for_reload_consideration_p): New.
4831 (build_insn_chain): Make it external. Don't ignore spilled
4832 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4833 (gate_handle_global_alloc): New function.
4834 (pass_global_alloc): Add the gate function.
4836 * opts.c (decode_options): Set up flag_ira. Print the warning for
4838 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4840 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4842 * regmove.c (regmove_optimize): Don't do replacement of output for
4845 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4846 New external variable declarations.
4848 * local-alloc.c (update_equiv_regs): Make it external. Return
4849 true if jump label rebuilding should be done. Rescan new_insn for
4851 (gate_handle_local_alloc): New function.
4852 (pass_local_alloc): Add the gate function.
4854 * alias.c (value_addr_p, stack_addr_p): New functions.
4855 (nonoverlapping_memrefs_p): Use them for IRA.
4857 * common.opt (fira, fira-algorithm, fira-coalesce,
4858 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4859 fira-verbose): New options.
4861 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4862 move_cost, may_move_in_cost, may_move_out_cost): Make the
4864 (move_table): Remove typedef.
4865 (init_move_cost): Make it external.
4866 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4869 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4870 setup_reg_classes): New function prototypes.
4871 (eliminable_regset): New external variable declaration.
4872 (build_insn_chain, update_equiv_regs): New function prototypes.
4874 * Makefile.in (IRA_INT_H): New definition.
4875 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4876 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4877 (reload1.o, toplev.o): Add dependence on ira.h.
4878 (cfgloopanal.o): Add PARAMS_H.
4879 (caller-save.o): Add dependence on output.h and ira.h.
4880 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4881 ira-emit.o, ira-lives.o): New entries.
4883 * passes.c (pass_ira): New pass.
4885 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4887 * reload1.c (ira.h): Include the header.
4888 (changed_allocation_pseudos): New bitmap.
4889 (init_reload): Initiate the bitmap.
4890 (compute_use_by_pseudos): Permits spilled registers in FROM.
4891 (temp_pseudo_reg_arr): New variable.
4892 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4893 IRA. Call alter_reg with the additional parameter. Don't clear
4894 spilled_pseudos for IRA. Restore original insn chain for IRA.
4895 Clear changed_allocation_pseudos at the end of reload.
4896 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4897 (hard_regno_to_pseudo_regno): New variable.
4898 (count_pseudo): Check spilled pseudos. Set up
4899 hard_regno_to_pseudo_regno.
4900 (count_spilled_pseudo): Check spilled pseudos. Update
4901 hard_regno_to_pseudo_regno.
4902 (find_reg): Use better_spill_reload_regno_p. Check
4903 hard_regno_to_pseudo_regno.
4904 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4906 (eliminate_regs_1): Use additional parameter for alter_reg.
4907 (finish_spills): Set up pseudo_previous_regs only for spilled
4908 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4909 more arguments. Don't clear live_throughout and dead_or_set for
4910 spilled pseudos. Use additional parameter for alter_reg. Call
4911 mark_allocation_change. Set up changed_allocation_pseudos.
4912 Remove sanity check.
4913 (emit_input_reload_insns, delete_output_reload): Use additional
4914 parameter for alter_reg. Call mark_allocation_change.
4915 (substitute, gen_reload_chain_without_interm_reg_p): New
4917 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4919 * testsuite/gcc.dg/20080410-1.c: New file.
4921 * config/s390/s390.h (IRA_COVER_CLASSES,
4922 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4924 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4926 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4928 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4930 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4932 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4934 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4936 2008-08-24 Jeff Law <law@redhat.com>
4937 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4938 when ignoring unavailable registers.
4940 2008-08-24 Jeff Law <law@redhat.com>
4941 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4942 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4943 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4944 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4946 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4947 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4949 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4950 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4951 * reload1.c (find_reg): Process registers in register allocation order.
4953 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4954 * toplev.c (backend_init_target): Move ira_init call from
4956 (lang_dependent_init_target): ...to here.
4958 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4959 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4960 calculate memory move costs for NO_REGS.
4962 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4963 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4964 STACK_REGS is defined.
4966 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4967 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4969 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4970 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4972 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4973 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4974 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4977 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4978 Dorit Nuzman <dorit@il.ibm.com>
4980 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4981 vec_extract_evenv4sf, vec_extract_evenv8hi,
4982 vec_extract_evenv16qi, vec_extract_oddv4si,
4983 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4984 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4985 vec_interleave_highv4si, vec_interleave_lowv4si,
4986 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4987 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4988 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4990 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4993 * config/rs6000/rs6000.c (optimization_options): Don't default to
4994 section anchors without toplevel reorder.
4996 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4998 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4999 (mfc_end_critical_section): Likewise.
5001 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5003 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5004 all type qualifiers from element type to vector type.
5006 2008-08-25 David Daney <ddaney@avtrex.com>
5008 * config/mips/mips.md (immediate_insn): Move up in file, fix
5009 comment typo, reformat.
5010 (fetchop_bit, atomic_hiqi_op memory_barrier,
5011 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5012 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5013 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5014 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5015 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5016 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5017 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5018 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5019 sync_old_nand<mode>, sync_new_nand<mode>,
5020 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5021 test_and_set_12): Moved to sync.md.
5023 * config/mips/sync.md: New file.
5025 2008-08-25 Richard Henderson <rth@redhat.com>
5027 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5028 (regsave): Likewise.
5029 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5030 (output_cfi_directive): Likewise.
5031 (div_data_align): New.
5032 (output_cfi): Use it.
5034 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5036 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5037 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5038 (TARGET_OCTEON): New macro.
5039 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5040 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5041 (ISA_HAS_POP): New macro.
5042 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5044 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5046 * config/mips/mips.md (cpu): Add octeon.
5047 (type): Add pop attribute value.
5048 (popcount<mode>2): New pattern.
5049 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5051 2008-08-24 Jan Hubicka <jh@suse.cz>
5053 * doc/invoke.texi (-fipa-cp-clone): New option.
5054 (-fipa-cp): Update docs.
5055 (--param ipcp-unit-growth):New.
5056 * ipa-cp.c: Include fibheap.h, params.h
5057 (ipcp_initialize_node_lattices): When not cloning, all externally
5058 visible functions are bottom.
5059 (ipcp_need_redirect_p): Accept clones.
5060 (ipcp_insert_stage): Use cost driven heuristics.
5061 (max_count, dead_nodes): New static vars.
5062 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5063 ipcp_const_param_count): New functions.
5064 * common.opt (ipa-cp-clone): New command line option.
5065 * params.def (ipcp-unit-growth): New.
5067 2008-08-24 Jan Hubicka <jh@suse.cz>
5069 * tree-inline.c (tree_function_versioning): Look harder
5070 for referenced vars.
5072 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5074 PR tree-optimization/37185
5075 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5077 2008-08-23 Jan Hubicka <jh@suse.cz>
5079 * ipa-cp.c (ipcp_analyze_node): New function.
5080 (ipcp_update_cloned_node): Use it.
5081 (ipcp_init_stage): Likewise.
5082 * ipa-inline.c (function_insertion_hook_holder): New static var.
5083 (analyze_function): Break out from ....
5084 (inline_generate_summary): Here; register insertion hook.
5085 (cgraph_decide_inlining): Remove hook.
5086 (add_new_function): New function.
5088 2008-08-23 Jan Hubicka <jh@suse.cz>
5090 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5092 2008-08-23 Jan Hubicka <jh@suse.cz>
5094 * ipa-cp.c (constant_val_insert): Remove.
5095 (ipcp_propagate_one_const): Remove.
5096 (ipcp_create_replace_map): Always insert replacements to the map.
5097 (ipcp_insert_stage): Do not try to insert statements by hand.
5098 * tree-inline.c (insert_init_stmt): Break out from ...
5099 (setup_one_parameter): ... here; allow NULL BB pointer.
5100 (tree_function_versioning): Use setup_one_parameter to process
5103 2008-08-23 Jan Hubicka <jh@suse.cz>
5105 * tree.c (decl_address_ip_invariant_p): New function.
5106 * tree.h (decl_address_ip_invariant_p): Declare.
5107 * gimple.c (strip_invariant_refs): Break out from ...
5108 (is_gimple_invariant_address): ... here
5109 (is_gimple_ip_invariant_address): New function.
5110 (is_gimple_ip_invariant): New function.
5111 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5114 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5115 (ipcp_lat_is_insertable): All constants are insertable.
5116 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5117 IPA_CONST_VALUE_REF.
5118 (ipcp_initialize_node_lattices): Propagate all types of operands.
5119 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5120 (ipcp_create_replace_map): Reformat.
5121 (ipcp_need_redirect_p): Simplify.
5122 (ipcp_insert_stage): Check that argument is used before clonning.
5123 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5125 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5126 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5127 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5128 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5129 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5130 * tree-inline.c (tree_function_versioning): Add variables referenced
5133 2008-08-23 Jan Hubicka <jh@suse.cz>
5136 * i386.c (standard_80387_constant_p): Use optimize_size.
5138 2008-08-23 Ira Rosen <irar@il.ibm.com>
5140 PR tree-optimization/37161
5141 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5142 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5143 (vect_determine_vectorization_factor): Move the scalar type
5144 retrieval to vect_get_smallest_scalar_type.
5145 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5146 scalar type. Remove redundant computation.
5147 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5148 (vect_get_slp_defs): Take the type of RHS into account if
5149 necessary by calling vect_get_smallest_scalar_type. Call
5150 vect_get_constant_vectors with additional argument.
5152 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5155 * doc/invoke.texi (Wwrite-strings): Clarify description.
5157 2008-08-23 Ira Rosen <irar@il.ibm.com>
5159 PR tree-optimization/37174
5160 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5161 def stmt is a part of the loop before accessing its stmt_vec_info.
5163 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5166 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5167 (*swap): New insn pattern.
5168 (*ashlqi3): Rename from ashlqi3 insn pattern.
5169 (ashlqi3): New expanders.
5170 (*lshrqi3): Rename from lshrqi3 insn pattern.
5171 (lshrqi3): New expanders.
5172 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5173 lshrqi3_const5, lshrqi3_const6): New splitters.
5174 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5175 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5178 2008-08-22 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/37078
5181 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5182 [+INF, +INF] ranges.
5184 2008-08-22 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/37143
5187 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5188 a conversion statement instead of a copy.
5190 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5193 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5194 CCCmode, CCOmode and CCSmode destination modes.
5197 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5198 from different units in a single alternative.
5199 (*vec_extractv2sf_1): Ditto.
5200 (*vec_extractv2si_0): Ditto.
5201 (*vec_extractv2si_1): Ditto.
5202 * config/i386/sse.md (sse2_storehpd): Ditto.
5203 (sse2_storelpd): Ditto.
5204 (sse2_loadhpd): Ditto.
5205 (sse2_loadlpd): Ditto.
5208 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5209 (popcountsi2): Ditto.
5210 (clzdi2_abm): Ditto.
5211 (popcountdi2): Ditto.
5212 (clzhi2_abm): Ditto.
5213 (popcounthi2): Ditto.
5215 2008-08-22 Richard Guenther <rguenther@suse.de>
5219 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5220 if the multiplication does not overflow.
5222 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5224 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5226 2008-08-21 Richard Henderson <rth@redhat.com>
5228 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5229 spurrious comma from test.
5230 * configure: Rebuild.
5232 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5235 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5238 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5240 * c-tree.h (grokfield): New argument.
5241 * c-decl.c (grokfield): Handle new location argument.
5242 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5244 2008-08-21 Richard Guenther <rguenther@suse.de>
5246 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5248 2008-08-21 Jan Hubicka <jh@suse.cz>
5250 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5251 (cgraph_add_function_insertion_hook,
5252 cgraph_remove_function_insertion_hook,
5253 cgraph_call_function_insertion_hooks): New functions.
5254 * cgraph.h (cgraph_add_function_insertion_hook,
5255 cgraph_remove_function_insertion_hook,
5256 cgraph_call_function_insertion_hooks): Declare.
5257 * ipa-reference.c (function_insertion_hook_holder): New variable.
5258 (check_operand, look_for_address_of): When checking late, do not care
5259 about module bitmaps.
5260 (add_new_function): New function.
5261 (generate_summary): Register hooks; zero module bitmaps.
5262 (propagate): Unregister hooks.
5263 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5264 (add_new_function): New function.
5265 (generate_summary): Register hook.
5266 (propagate): Remove hook.
5268 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5270 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5271 * ipa-cp.c (ipcp_update_cloned_node): New function.
5272 (build_const_val): Handle functions correctly; bring type logic
5273 into sync with tree-inline.c
5274 (ipcp_init_stage): Take care of computing stuff needed by
5275 indirect inlining; update clones.
5276 (ipcp_generate_summary): Break out of ipcp_driver.
5277 (ipcp_driver): Do only execution and transformation.
5278 (pass_ipa_cp): Make IPA_PASS.
5279 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5281 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5282 ipcp, some info is already available.
5283 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5284 * tree-inline.c (remap_ssa_name): Unshare expression.
5286 2008-08-21 Richard Guenther <rguenther@suse.de>
5288 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5289 a PHI ask VN if it is already available.
5290 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5291 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5293 2008-08-21 Richard Guenther <rguenther@suse.de>
5296 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5297 makes sure to produce a result of the correct type.
5299 2008-08-21 Jan Hubicka <jh@suse.cz>
5300 Backport from LTO branch:
5302 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5303 Jan Hubicka <jh@suse.cz>
5306 (init_state, finish_state, set_function_state, generate_summary):
5308 (scan_stmt): Renamed from scan_function. Changed to keep state in
5309 local static vars rather than cgraph aux field.
5310 (propagate): Renamed from static_execute. Changed to keep state in
5311 local static vars rather than cgraph aux field.
5312 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5313 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5315 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5317 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5318 * ipa-reference.c (init_function_info, generate_summary,
5319 propagate): New functions.
5320 (analyze_function): Call init_function_info.
5321 (static_execute): Stripped into generate_summary and propagate.
5322 (pass_ipa_reference): Made into ipa_opt_pass.
5324 2008-08-21 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/37181
5327 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5329 (extract_range_from_unary_expr): Likewise.
5331 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5333 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5335 * toplev.h (pedwarn_at): Likewise.
5336 * builtins.c: Update all calls to pedwarn.
5337 * c-lex.c: Likewise.
5338 * toplev.c: Likewise.
5339 * c-tree.h: Likewise.
5340 * c-decl.c: Likewise.
5341 * c-errors.c: Likewise.
5342 * c-typeck.c: Likewise.
5343 * c-common.c: Likewise.
5344 * c-parser.c: Likewise.
5346 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5349 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5350 with MODE_VECTOR_INT mode.
5352 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5355 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5356 initialized outside the current module.
5357 (warn_uninitialized_var): Ignore left-hand side when walking the
5358 trees. Ignore address expressions. Examine VUSE operands in gimple
5359 statements with a variable declaration on the right-hand side.
5361 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5364 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5366 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5369 * c-common.c (conversion_warning): Do not warn if applying bit-and
5370 operator to unsigned constant that fits in the target type.
5372 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5375 * c-common.c (conversion_warning): Do not warn for artificial
5378 2008-08-20 Richard Guenther <rguenther@suse.de>
5380 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5381 (extract_range_from_binary_expr): Fall back to constant propagation.
5382 (extract_range_from_unary_expr): Likewise.
5384 2008-08-20 Richard Guenther <rguenther@suse.de>
5386 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5387 with TREE_THIS_VOLATILE on shared nodes.
5388 (fold_stmt_r): Likewise.
5390 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5393 * c-parser.c (c_parser_attributes): For keywords use canonical
5394 spelling for attr_name.
5396 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5398 * value-prof.c (check_counter): Revert wrong call to error.
5400 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5402 * profile.c: Update calls to inform.
5403 * value-prof.c: Update calls to inform.
5405 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5407 * diagnostic.c (inform): Add an explicit location_t parameter.
5408 * toplev.h (inform): Update declaration.
5409 * builtins.c: Update all calls to inform.
5410 * c-common.c: Likewise.
5411 * c-decl.c: Likewise.
5412 * c-opts.c: Likewise.
5413 * c-pch.c: Likewise.
5414 * c-pragma.c: Likewise.
5415 * c-typeck.c: Likewise.
5416 * coverage.c: Likewise.
5418 * toplev.c: Likewise.
5419 * tree-cfg.c: Likewise.
5420 * tree-ssa.c: Likewise.
5422 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5425 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5426 V2DI mode, for SSE4.1, use movq instead of vector set if the
5427 second element is zero and inter-unit moves are OK.
5429 2008-08-20 Richard Guenther <rguenther@suse.de>
5431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5432 properly handle conversion/copy chains after tuplification.
5434 2008-08-20 Richard Guenther <rguenther@suse.de>
5436 * passes.c (init_optimization_passes): Move the second
5437 forwprop pass before alias computation. Remove the second
5438 DCE pass. Remove the first dominator and phi copy/const
5441 2008-08-20 Nick Clifton <nickc@redhat.com>
5443 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5444 support of this feature. Do not assume that a sufficiently new
5445 assembler will support the feature regardless of the target type.
5446 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5447 * configure: Regenerate.
5449 2008-08-20 Richard Guenther <rguenther@suse.de>
5451 * tree-vrp.c (found_in_subgraph): Remove.
5452 (live): New global static.
5453 (live_on_edge): New function.
5454 (blocks_visited): Remove.
5455 (register_edge_assert_for_2): Use live_on_edge.
5456 (find_conditional_asserts): Remove code dealing with
5457 found_in_subgraph. Do not walk the CFG.
5458 (find_switch_asserts): Likewise.
5459 (find_assert_locations_1): Renamed from find_assert_locations.
5460 Move finding assert locations for conditional and switch
5461 statements first. Update live bitmap. Do not walk the CFG.
5462 (find_assert_locations): New function.
5463 (insert_range_assertions): Remove entry of CFG walk.
5464 Adjust call to find_assert_locations.
5465 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5466 that only can appear because of fake exit edges but assert we
5467 never try to insert on those.
5468 (fini_pre): Do not remove fake exit edges here...
5469 (execute_pre): ...but here, before committing edge inserts.
5471 2008-08-19 Richard Guenther <rguenther@suse.de>
5473 * passes.c (init_optimization_passes): Exchange store-ccp
5476 2008-08-19 Rafael EspÃndola <espindola@google.com>
5478 * varasm.c (weak_decls): Move earlier in the file.
5479 (assemble_external): Add weak decls to the weak_decls list.
5480 (declare_weak): Don't add decls to the weak_decls list.
5482 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5485 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5486 before (sse2_shufpd_<mode>).
5488 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5491 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5492 * tree.c (block_nonartificial_location): Likewise.
5494 2008-08-19 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/35972
5497 PR tree-optimization/23094
5498 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5501 handle MISALIGNED_INDIRECT_REF.
5502 (get_ref_from_reference_ops): New helper.
5503 (vn_reference_lookup_pieces): Walk the use-def chain using the
5504 alias-oracle if requested.
5505 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5506 walking the use-def chain.
5507 (compute_avail): But not here.
5508 (create_component_ref_by_pieces_1): Properly handle
5509 MISALIGNED_INDIRECT_REF.
5510 (do_regular_insertion): Handle fully redundant
5511 expressions after PHI-translation also for SSA_NAME values, not
5512 only constants. Correctly use edoubleprime for that.
5514 2008-08-19 Ira Rosen <irar@il.ibm.com>
5516 * tree-vectorizer.c (supportable_widening_operation): Support
5517 multi-step conversion, return the number of steps in such conversion
5518 and the required intermediate types.
5519 (supportable_narrowing_operation): Likewise.
5520 * tree-vectorizer.h (vect_pow2): New function.
5521 (supportable_widening_operation): Change argument types.
5522 (supportable_narrowing_operation): Likewise.
5523 (vectorizable_type_promotion): Add an argument.
5524 (vectorizable_type_demotion): Likewise.
5525 * tree-vect-analyze.c (vect_analyze_operations): Call
5526 vectorizable_type_promotion and vectorizable_type_demotion with
5527 additional argument.
5528 (vect_get_and_check_slp_defs): Detect patterns.
5529 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5531 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5532 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5533 factor according to the smallest type in the loop.
5534 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5535 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5536 supportable_widening_operation with correct arguments.
5537 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5538 operands lists according to the number of vector statements in left
5539 or right node, if exists.
5540 (vect_gen_widened_results_half): Remove unused argument.
5541 (vectorizable_conversion): Call supportable_widening_operation,
5542 supportable_narrowing_operation, and vect_gen_widened_results_half
5543 with correct arguments.
5544 (vectorizable_assignment): Change documentation, support multiple
5546 (vectorizable_operation): Likewise.
5547 (vect_get_loop_based_defs): New function.
5548 (vect_create_vectorized_demotion_stmts): Likewise.
5549 (vectorizable_type_demotion): Support loop-aware SLP and general
5550 multi-step conversion. Call vect_get_loop_based_defs and
5551 vect_create_vectorized_demotion_stmts for transformation.
5552 (vect_create_vectorized_promotion_stmts): New function.
5553 (vectorizable_type_promotion): Support loop-aware SLP and general
5554 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5556 (vectorizable_store): Change documentation, support multiple
5558 (vectorizable_load): Likewise.
5559 (vect_transform_stmt): Pass SLP_NODE to
5560 vectorizable_type_promotion and vectorizable_type_demotion.
5561 (vect_schedule_slp_instance): Move here the calculation of number
5562 of vectorized statements for each node from...
5563 (vect_schedule_slp): ... here.
5564 (vect_transform_loop): Call vect_schedule_slp without the last
5567 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5570 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5571 to == in assert statement.
5572 (vectorizable_reduction): Fix typo.
5574 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5577 * value-prof.c (check_counter): Dereference pointer to overall
5578 count when printing it.
5580 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5582 * profile.h: Really add it.
5584 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5586 * mcf.c: Really add it.
5588 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5589 Vinodha Ramasamy <vinodha@google.com>
5591 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5593 * value-prof.c (check_counter): Fix the counter if
5594 flag_profile_correction is true.
5595 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5596 tree_mod_subtract_transform):
5597 Follow check_counter parameter change.
5598 * common.opt (fprofile-correction): New option.
5600 * profile.h: Likewise.
5601 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5602 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5603 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5605 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5606 flag_profile_correction is set.
5608 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5610 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5612 2008-08-18 Tomas Bily <tbily@suse.cz>
5614 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5615 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5617 * tree-data-ref.c (split_constant_offset_1): Likewise.
5618 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5619 * tree-sra.c (sra_walk_expr): Likewise.
5620 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5621 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5622 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5623 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5625 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5626 * tree-vect-transform.c (vectorizable_type_demotion)
5627 (vectorizable_type_promotion): Likewise.
5628 * tree-inline.c (expand_call_inline):
5629 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5630 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5631 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5632 * expr.c (expand_expr_real_1): Likewise.
5633 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5634 (gimple_assign_unary_useless_conversion_p): Likewise.
5635 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5636 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5637 * fold-const.c (fold_unary): Likewise.
5638 * tree.h (CONVERT_EXPR_P): Likewise.
5639 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5640 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5642 (register_edge_assert_for_2, extract_range_from_unary_expr)
5643 (register_edge_assert_for_1): Likewise.
5645 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5647 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5648 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5649 (enum real_value_const): Delete.
5650 (get_real_const): Delete.
5651 * real.c (get_real_const): Delete.
5652 (dconst_e_ptr): Define.
5653 (dconst_third_ptr): Define.
5654 (dconst_sqrt2_ptr): Define.
5655 * builtins.c: Update all callers.
5657 2008-08-18 Richard Guenther <rguenther@suse.de>
5659 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5660 statement iterator after statement removal.
5662 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5664 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5665 (detect_processor_freebsd): Likewise.
5666 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5668 2008-08-18 Richard Guenther <rguenther@suse.de>
5670 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5671 and loads have the correct types.
5673 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5676 * c-opts.c (cpp_opts): Remove static.
5677 * c-parser.c (cpp_opts): Declare it extern.
5678 (disable_extension_diagnostics): Handle cpp options.
5679 (enable_extension_diagnostics): Likewise.
5681 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5683 * diagnostics.c (permerror_at): Rename as permerror.
5684 (permerror): Delete.
5685 * toplev.h: Likewise.
5687 2008-08-18 Richard Guenther <rguenther@suse.de>
5689 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5690 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5691 Move call_cdce before build_alias. Move copyrename2,
5692 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5693 right after final inlining.
5694 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5695 (pass_build_cfg): But instead via TODO_dump_func.
5697 2008-08-18 Richard Guenther <rguenther@suse.de>
5699 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5701 (scalarize_init): If we failed to generate some initializers
5702 do not generate zeros for not instantiated members. Instead
5703 rely on the copy out.
5704 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5705 about missing flow-sensitive alias info only if we have
5708 2008-08-17 Nick Clifton <nickc@redhat.com>
5710 * doc/extend.texi (Function Attributes): Fix typo in description
5711 if hot function attribute.
5713 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5714 Richard Sandiford <rdsandiford@googlemail.com>
5716 * doc/install.texi (--with-mips-plt): Document.
5717 * doc/invoke.texi (-mplt, -mno-plt): Document.
5718 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5719 and handle ${with_mips_plt}.
5720 * config/mips/mips.opt (mplt): New option.
5721 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5722 (TARGET_ABICALLS_PIC2): Likewise.
5723 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5724 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5725 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5726 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5727 to decide whether to output ".option picX" directives.
5728 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5729 Pass -call_nonpic rather than -KPIC for -mplt.
5730 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5731 on the command line. Also remove it when -mabi=64 is used without
5733 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5734 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5735 TARGET_ABICALLS_PIC0.
5736 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5738 (mips16_build_function_stub): Only output ".option pic" directives
5739 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5740 (mips16_build_call_stub): Fix comment and remove redundant
5741 ".set at"/"set .noat" directives.
5742 (mips_function_rodata_section): Use the default behaviour for
5743 TARGET_ABSOLUTE_ABICALLS.
5744 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5745 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5746 (mips_restore_gp): Do nothing if the current function doesn't use
5748 (mips_expand_prologue): Only save $gp if the current function uses it.
5749 Use a normal move for TARGET_ABICALLS_PIC0.
5750 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5752 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5754 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5755 of function when handling GLOBAL_POINTER_REGNUM.
5757 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5760 * common.opt (-fstack-check): Do not declare the variable here.
5761 (-fstack-check=): New option variant.
5762 * doc/invoke.texi (Code Gen Options): Document it.
5763 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5764 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5765 (STACK_CHECK_STATIC_BUILTIN): New macro.
5766 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5767 * opts.c: Include expr.h.
5768 (common_handle_option) <OPT_fold_stack_check_>: New case.
5769 <OPT_fstack_check>: Likewise.
5770 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5771 consistently in the test for variable-sized types. Adjust for
5772 new behaviour of flag_stack_check.
5773 * explow.c: Include except.h.
5774 (allocate_dynamic_stack_space): Do not take into account
5775 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5776 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5777 for variable-sized parameters. Treat all parameters whose size is
5778 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5779 stack checking is enabled.
5780 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5781 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5782 if generic stack checking is enabled.
5783 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5784 * reload1.c (reload): Likewise.
5785 * stmt.c (expand_decl): Assert that all automatic variables have
5786 fixed size at this point and remove dead code.
5787 * flags.h (stack_check_type): New enumeration type.
5788 (flag_stack_check): Declare.
5789 * toplev.c (flag_stack_check): New global variable.
5790 * Makefile.in (opts.o): Add dependency on EXPR_H.
5791 (explow.o): Add dependency on except.h.
5793 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5795 * config/avr/avr.c (avr_override_options): Reduce value of
5796 PARAM_INLINE_CALL_COST.
5798 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5800 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5801 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5802 lieu of TYPE_MODE (type) throughout.
5804 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5806 * config/arm/arm.c (add_minipool_backward_ref): Check for
5807 8-byte-aligned entries in second case of forcing insertion after a
5808 particular entry. Change third case to avoid inserting
5809 non-8-byte-aligned entries before 8-byte-aligned ones.
5811 2008-08-15 Richard Guenther <rguenther@suse.de>
5813 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5814 strip components for unknown size accesses.
5816 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5818 * config/s390/2097.md New file.
5819 * config/s390/s390.md ("z10prop" attribute): Define none,
5820 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5821 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5822 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5823 possible values and apply them to insns as appropriate.
5824 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5825 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5826 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5827 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5828 ("bfp" mode attribute): Removed. Every occurence replaced
5830 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5831 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5834 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5837 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5840 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5842 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5843 additional argument. Support reduction when duplication is needed due
5844 to data-types of different sizes in the loop.
5845 (get_initial_def_for_induction): Fix printout.
5846 (vect_get_vec_def_for_stmt_copy): Support case where the
5847 vec_stmt_for_operand is a phi node.
5848 (vectorizable_reduction): Support reduction when duplication is needed
5849 due to data-types of different sizes in the loop.
5850 (vectorizable_call): Remove restriction to not vectorize in case we
5851 have data-types of different sizes in the loop.
5852 (vectorizable_conversion): Likewise.
5853 (vectorizable_operation): Likewise.
5854 (vectorizable_type_demotion): Likewise.
5855 (vectorizable_type_promotion): Likewise.
5856 (vectorizable_induction): Add restriction to not vectorize in case
5857 we have data-types of different sizes in the loop.
5859 2008-08-14 Christophe Saout <christophe@saout.de>
5860 Uros Bizjak <ubizjak@gmail.com>
5863 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5864 (*vec_concatv2di_rex64_sse4_1): Ditto.
5865 (*vec_concatv2di_rex64_sse): Ditto.
5867 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5870 * fold-const.c (fold_widened_comparison): Do not allow
5871 sign changes that change the result even if shorter type
5872 is wider than arg1_unw's type.
5874 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5876 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5877 Skip if the multilib testing specifies -march that does not
5878 agree with the one specified in the testcase.
5880 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5882 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5883 zero extend SImode values being converted to TFmode before passing
5886 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5888 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5889 __PPU__ when targeting the Cell/B.E. PPU processor.
5891 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5893 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5894 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5895 Rematerialize the static chain, if any.
5896 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5899 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5901 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5902 (new_loc_descr): Likewise.
5903 (add_loc_descr): Likewise.
5904 (size_of_loc_descr): Likewise.
5905 (size_of_locs): Likewise.
5906 (output_loc_operands): Likewise.
5907 (output_loc_sequence): Likewise.
5908 (new_reg_loc_descr): New.
5909 (build_cfa_loc): Use it.
5910 (build_cfa_aligned_loc): Likewise.
5911 (one_reg_loc_descriptor): Likewise.
5912 (based_loc_descr): Likewise.
5914 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5917 * doc/invoke.texi (Wmain): Update.
5918 * c-decl.c (start_decl): warn_main is only 0 or 1.
5919 (start_function): Likewise. Fix formatting.
5920 (finish_function): Delete redundant warning.
5921 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5922 * c-opts (c_common_handle_option): -Wall only has effect if
5923 warn_main is uninitialized. OPT_Wmain is automatically
5924 handled. -pedantic also enables Wmain.
5925 (c_common_post_options): Handle all logic for Wmain here.
5926 * c-common.c (warn_main): Delete.
5927 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5928 * c-common.h (warn_main): Delete.
5930 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5933 * expr.c (emit_group_store): Allocate stack temp with the
5934 largest alignment when copying from register to stack.
5936 2008-08-13 Richard Guenther <rguenther@suse.de>
5938 * tree.h (maybe_fold_offset_to_address): Declare.
5939 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5940 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5941 Likewise for POINTER_PLUS_EXPR.
5942 (maybe_fold_offset_to_reference): Enable disabled code.
5943 (maybe_fold_offset_to_address): New function.
5944 (fold_stmt_r): Use it.
5945 (fold_gimple_assign): Likewise.
5946 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5947 (gimplify_expr): Likewise.
5949 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5951 * toplev.h (pedwarn_at): Fix declaration.
5953 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5955 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5956 LINK_SPEC): Use %R in -Y P argument.
5958 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5961 * diagnostic.c (pedwarn_at): New.
5962 * toplev.h (pedwarn_at): Declare.
5963 * c-tree.h (build_enumerator): Update declaration.
5964 * c-decl.c (finish_enum): Update comment.
5965 (build_enumerator): Take a location parameter. Give a pedwarn but do
5966 not perform any conversion.
5967 * c-parser.c (c_parser_enum_specifier): Set correct location for
5970 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5973 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5974 expressions except for conversions to signed:1 bitfields. Handle
5975 COND_EXPR with constant operands.
5977 2008-08-13 Richard Guenther <rguenther@suse.de>
5979 PR tree-optimization/15255
5980 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5981 (struct oecount_s): New struct and VEC types.
5983 (oecount_hash): New function.
5984 (oecount_eq): Likewise.
5985 (oecount_cmp): Likewise.
5986 (zero_one_operation): New function.
5987 (build_and_add_sum): Likewise.
5988 (undistribute_ops_list): Perform un-distribution of multiplication
5989 and division on the chain of summands.
5990 (should_break_up_subtract): Also break up subtracts for factors.
5991 (reassociate_bb): Delete dead visited statements.
5992 Call undistribute_ops_list. Re-sort and optimize if it did something.
5993 * passes.c (init_optimization_passes): Move DSE before
5995 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5998 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6000 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6002 * doc/invoke.texi: Revert unintended checkin.
6004 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6007 * gcc.c (include_spec_function): Tweak call to find_a_file.
6009 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6012 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6013 and TRUTH_ORIF_EXPR.
6014 * dojump.c (do_jump): Likewise.
6016 PR tree-optimization/37084
6017 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6018 if id->regimplify, don't assume stmt is a cast assignment.
6020 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6022 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6024 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6027 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6030 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6032 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6033 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6035 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6036 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6037 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6038 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6039 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6041 * doc/tm.texi (Storage Layout): Remove documentation for
6042 TARGET_FLOAT_FORMAT.
6044 * simplify-rtx.c (simplify_binary_operation_1): Replace
6045 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6047 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6049 * real.h (struct real_format): New member has_sign_dependent_rounding.
6050 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6051 spu_single_format, ieee_double_format, mips_double_format,
6052 motorola_double_format, ieee_extended_motorola_format,
6053 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6054 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6055 mips_extended_format, ieee_quad_format, mips_quad_format,
6056 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6057 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6059 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6060 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6061 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6062 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6063 (ROUND_TOWARDS_ZERO): Likewise.
6065 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6066 (FLOAT_MODE_FORMAT): New macro.
6067 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6068 (MODE_COMPOSITE_P): ... this new macro.
6069 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6070 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6071 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6073 * flags.h: Include "real.h".
6075 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6076 REAL_MODE_FORMAT_COMPOSITE_P.
6077 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6079 * doc/tm.texi (Storage Layout): Remove documentation of
6080 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6081 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6082 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6083 they only apply to libgcc2.a.
6085 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6087 * config/spu/float_disf.c: New file.
6088 * config/spu/float_unsdisf.c: New file.
6089 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6090 (LIB2FUNCS_EXCLUDE): Define.
6092 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6093 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6095 * real.h (struct real_format): New member round_towards_zero.
6096 * real.c (round_for_format): Respect fmt->round_towards_zero.
6097 (ieee_single_format, mips_single_format, motorola_single_format,
6098 spu_single_format, ieee_double_format, mips_double_format,
6099 motorola_double_format, ieee_extended_motorola_format,
6100 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6101 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6102 mips_extended_format, ieee_quad_format, mips_quad_format,
6103 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6104 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6106 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6107 real_format to choose rounding mode when calling MPFR functions.
6108 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6109 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6111 * real.h (real_to_decimal_for_mode): Add prototype.
6112 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6113 Respect target rounding mode when generating decimal representation.
6114 (real_to_decimal): New stub for backwards compatibility.
6115 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6116 real_to_decimal_for_mode instead of real_to_decimal.
6118 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6120 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6121 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6123 * real.c (spu_single_format): New variable.
6124 * real.h (spu_single_format): Declare.
6126 * config/spu/spu.c (spu_override_options): Install SFmode format.
6127 (spu_split_immediate): Use integer mode to operate on pieces of
6128 floating-point values in all cases.
6130 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6131 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6132 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6134 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6136 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6138 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6140 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6142 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6145 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6146 on the VAR_DECL instead of TYPE_READONLY on its type.
6148 2008-08-12 Ira Rosen <irar@il.ibm.com>
6150 * tree-vectorizer.c: Depend on langhooks.h.
6151 (supportable_widening_operation): Add two arguments. Support double
6153 (supportable_narrowing_operation): Likewise.
6154 * tree-vectorizer.h (supportable_widening_operation): Add two
6156 (supportable_narrowing_operation): Likewise.
6157 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6158 supportable_widening_operation with correct arguments.
6159 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6160 (vectorizable_type_demotion): Support double type conversions.
6161 (vectorizable_type_promotion): Likewise.
6162 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6164 2008-08-11 Michael Matz <matz@suse.de>
6166 * i386/i386.c (override_options): Move initialisation from
6167 flag_schedule_insns_after_reload to here from ...
6168 (optimization_options): ... here.
6170 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6172 PR rtl-optimization/36998
6173 * dwarf2out.c (compute_barrier_args_size_1,
6174 compute_barrier_args_size): Temporarily remove assertions.
6176 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6179 * tree-ssa.c (struct walk_data): Add new flag
6180 warn_possibly_uninitialized.
6181 (warn_uninitialized_var): Use it.
6182 (warn_uninitialized_vars): New.
6183 (execute_early_warn_uninitialized): Call it.
6184 (execute_late_warn_uninitialized): Likewise.
6186 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6189 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6192 2008-08-09 Jan Hubicka <jh@suse.cz>
6195 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6197 (expand_fix): Be prepared for expansion to fail.
6198 (expand_sfix_optab): Remove instructions if expansion failed.
6200 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6202 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6204 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6205 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6207 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6209 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6210 mips/t-libgcc-mips16 to tmake_file.
6211 * config/mips/mips-protos.h (mips_call_type): New enum.
6212 (mips_pic_base_register, mips_got_load): Declare.
6213 (mips_restore_gp): Take an rtx argument.
6214 (mips_use_pic_fn_addr_reg_p): Declare.
6215 (mips_expand_call): Replace the sibcall_p argument with
6216 a mips_call_type argument. Add a lazy_p parameter.
6217 (mips_split_call): Declare.
6218 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6219 (MIPS16_PIC_TEMP): Likewise.
6220 (reg_class): Delete M16_NA_REGS.
6221 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6222 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6223 (mips_split_hi_p): Declare.
6224 * config/mips/mips.c (mips_split_hi_p): New array.
6225 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6226 (mips_got_symbol_type_p): New function.
6227 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6228 (mips16_stub_function_p): New function.
6229 (mips16_local_function_p): Likewise.
6230 (mips_use_pic_fn_addr_reg_p): Likewise.
6231 (mips_cannot_force_const_mem): Return false for HIGHs.
6232 Extend CONST_INT and symbolic handling to MIPS16, using
6233 mips_symbol_insns to check that the base symbol type is a
6234 legitimate constant. Reject GOT-based constants if
6235 TARGET_MIPS16_PCREL_LOADS.
6236 (mips_const_insns): Check targetm.cannot_force_const_mem when
6237 decomposing a symbolic base and a large offset.
6238 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6239 When calling a function that needs $25 from MIPS16 code,
6240 move the target address into $25 separately and add a USE
6242 (mips16_gp_pseudo_reg): Insert the initializer immediately
6243 before the first real insn.
6244 (mips_pic_base_register, mips_got_load): New functions.
6245 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6246 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6247 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6248 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6249 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6250 also passing NULL_RTX rather than const0_rtx as the aux argument.
6251 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6252 instead of TARGET_EXPLICIT_RELOCS.
6253 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6254 (mips_load_call_address): Replace the sibcall_p argument with
6255 a mips_call_type argument. Use mips_got_load.
6256 (mips16_local_alias): New structure.
6257 (mips16_local_aliases): New variable.
6258 (mips16_local_aliases_hash): New function.
6259 (mips16_local_aliases_eq): Likewise.
6260 (mips16_local_alias): Likewise.
6261 (mips16_stub_function): Likewise.
6262 (mips16_build_function_stub): Create a local alias for the target
6263 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6264 .cpload directive and an R_MIPS_NONE relocation for the target
6265 function, then load the alias rather than the function itself.
6266 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6267 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6268 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6269 (mips16_build_call_stub): Replace the FN parameter with an
6270 FN_PTR parameter. Force the address into a register if it
6271 isn't a call_insn_operand; don't rely on the caller to do this.
6272 If a call to a locally-defined and locally-binding MIPS16
6273 function must be made indirectly, redirect the call to the
6274 function's local alias. Use mips16_stub_function_p,
6275 mips16_stub_function, mips_expand_call and use_reg.
6276 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6277 Use explicit %hi and %lo accesses where possible.
6278 Use MIPS_CALL to generate the correct code form of a
6279 jal instruction. Add clobbers of $18 instead of uses.
6280 Update the call to mips_emit_call_insn.
6281 (mips_expand_call): Replace the SIBCALL_P argument with a
6282 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6283 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6284 allowing it to modify the call address. Update the calls to
6285 mips_load_call_address and mips_emit_call_insn.
6286 (mips_split_call): New function.
6287 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6288 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6289 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6290 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6291 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6293 (mips_cprestore_slot): New function.
6294 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6295 and use mips_cprestore_slot.
6296 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6298 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6299 then use a copygp_mips16 instruction to set up $28.
6300 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6301 (mips16_lay_out_constants): Call split_all_insns_noflow.
6302 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6303 false if TARGET_MIPS16.
6304 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6305 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6306 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6307 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6308 MIPS16 code. Allow MIPS16 o32 PIC.
6309 (mips_override_options): Allow MIPS16 o32 PIC.
6310 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6311 after reload if TARGET_USE_GOT.
6312 (UNSPEC_COPYGP): New constant.
6313 (length): Use a default length of 8 for MIPS16 GOT loads.
6314 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6315 (*got_page<mode>): Check mips_split_hi_p.
6316 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6317 (unspec_got<mode>, unspec_call<mode>): New expanders.
6318 (load_got<mode>, load_call<mode>): Remove the length attributes.
6319 Use a got attribute instead of a type attribute.
6320 (copygp_mips16): New insn.
6321 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6322 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6323 (sibcall, sibcall_value, call, call_value): Update the calls
6324 to mips_expand_call.
6325 (call_internal, call_value_internal): Use mips_split_call.
6326 (call_value_multiple_internal): Likewise.
6327 (call_split): Move after call_internal (the insn it is split from).
6328 (call_internal_direct, call_value_internal_direct): Turn into
6329 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6330 (call_direct_split, call_value_direct_split): New patterns.
6331 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6332 and use M16_REGS instead of M16_NA_REGS.
6333 * config/mips/predicates.md (const_call_insn_operand): Replace
6334 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6335 mips_use_pic_fn_addr_reg_p check.
6336 (move_operand): Reject HIGHs if mips_split_hi_p.
6337 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6338 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6339 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6340 * config/mips/libgcc-mips16.ver: New file.
6341 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6342 $(srcdir)/config/mips/libgcc-mips16.ver.
6344 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6346 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6348 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6349 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6350 (mips16_cfun_returns_in_fpr_p): Likewise.
6352 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6354 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6355 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6356 rather than 4 to PC.
6358 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6360 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6361 (FUNCTION_PROFILER): Save the static chain pointer into $2
6362 beforehand and restore it aftewards.
6363 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6364 address directly into $25 and call the function through $25;
6365 do not clobber $3. Pad the DImode version to cover the space
6366 left by the deleted $25 <- $3 move.
6367 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6368 the removal of the $25 <- $3 move.
6369 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6370 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6372 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6373 Daniel Jacobowitz <dan@codesourcery.com>
6375 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6376 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6377 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6378 * config/mips/mips.c (mips_start_function_definition): New function.
6379 (mips_end_function_definition): Likewise.
6380 (mips_output_function_prologue): Use mips_start_function_definition.
6381 (mips_output_function_epilogue): Use mips_end_function_definition.
6382 (build_mips16_function_stub): Use mips_start_function_definition
6383 and mips_end_function_definition.
6384 (build_mips16_call_stub): Likewise.
6386 2008-08-09 Richard Guenther <rguenther@suse.de>
6388 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6389 * gimple.h (gimple_call_fn): Adjust comment.
6390 (gimple_call_set_fndecl): New function.
6391 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6392 longer having bare FUNCTION_DECL operand.
6393 (gimple_call_return_type): Likewise.
6394 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6396 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6397 (gimple_mod_pow2): Likewise.
6398 (gimple_mod_subtract): Likewise.
6399 (gimple_ic): Likewise.
6400 (gimple_stringop_fixed_value): Likewise.
6401 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6402 longer having bare FUNCTION_DECL operand.
6403 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6404 * omp-low.c (optimize_omp_library_calls): Likewise.
6405 * cgraphunit.c (update_call_expr): Likewise.
6406 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6407 (execute_convert_to_rsqrt): Likewise.
6408 * cfgexpand.c (gimple_to_tree): Simplify.
6409 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6410 bare FUNCTION_DECL operand.
6411 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6412 (convert_gimple_call): Use gimple_call_fndecl.
6413 * c-common.c (c_warn_unused_result): Likewise.
6415 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6418 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6419 (c_finish_return): Likewise.
6420 (c_start_case): Likewise.
6421 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6422 * c-parser.c (c_parser_condition): New. Call
6423 verify_sequence_points.
6424 (c_parser_paren_condition): Call c_parser_condition.
6425 (c_parser_for_statement): Call c_parser_condition.
6427 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6430 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6431 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6432 Moved from diagnostic.h
6433 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6435 (emit_diagnostic): New.
6436 (warning0, pedwarn0): Delete.
6437 (warning, warning_at, pedwarn, permerror): Return bool.
6438 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6439 Moved to diagnostic.c.
6440 (struct diagnostic_context): Use correct type for
6441 classify_diagnostic.
6442 (diagnostic_report_diagnostic): Update declaration.
6443 (emit_diagnostic): Declare.
6444 * errors.c (warning): Return bool.
6445 * errors.h (warning): Update declaration.
6446 * toplev.h (warning0, pedwarn0): Delete.
6447 (warning, warning_at, pedwarn, permerror): Return bool.
6448 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6449 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6450 inform. Update all calls.
6451 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6452 before giving informative note.
6453 (implicit_decl_warning): Likewise.
6454 * c-typeck.c (build_function_call): Likewise.
6455 * tree-sssa.c (warn_uninit): Likewise.
6456 * builtins.c (gimplify_va_arg_expr): Likewise.
6458 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6461 * doc/invoke.texi (-Wextra): Move warning from here...
6462 (-Wuninitialized): ... to here.
6464 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6467 * flags.h (set_Wunused): Delete
6468 * toplev.c (process_options): Handle Wunused flags here.
6469 * opts.c (maybe_warn_unused_parameter): Delete.
6470 (common_handle_option): Replace set_Wunused by warn_unused.
6471 (set_Wextra): Do not handle Wunused-parameter here.
6472 (set_Wunused): Delete.
6473 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6475 * common.opt (Wunused): Add Var and Init.
6476 (Wunused-function): Likewise.
6477 (Wunused-label): Likewise.
6478 (Wunused-parameter): Likewise.
6479 (Wunused-value): Likewise.
6480 (Wunused-variable): Likewise.
6482 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6484 * doc/invoke.texi: Add cpu_type power7.
6485 * config.in (HAVE_AS_VSX): New.
6486 * config.gcc: Add cpu_type power7.
6487 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6489 * configure: Regenerate.
6490 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6492 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6493 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6494 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6496 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6498 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6499 type to vectorize.builtin_conversion.
6500 (vectorizable_conversion): Likewise.
6501 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6502 integral type as input.
6503 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6505 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6506 and ALTIVEC_BUILTIN_VCTSXS.
6507 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6510 2008-08-08 Richard Guenther <rguenther@suse.de>
6512 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6513 (surely_varying_stmt_p): Calls are varying only if they are
6514 non-builtin and not indirect or have no result.
6515 (ccp_fold): Re-instantiate code before the tuples merge.
6517 2008-08-08 Richard Guenther <rguenther@suse.de>
6519 PR tree-optimization/37056
6520 * gimple.h (gimple_assign_rhs_class): New helper function.
6521 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6522 unary operations properly.
6524 2008-08-07 Jan Hubicka <jh@suse.cz>
6526 * i386.h (ix86_size_cost): Declare.
6527 (ix86_cur_cost): New function macro.
6528 * i386.md (peepholes expanding size and splitters): Predicate by
6529 optimize_insn_for_speed_p.
6530 (peepholes reduce size and splitters): Predicate by
6531 optimize_insn_for_size_p.
6532 * i386.c (ix86_size_cost): Rename from ...
6533 (size_cost): This one.
6534 (override_options): Update.
6535 (decide_alg): Likewise.
6536 (ix86_expand_clear): Use RTL profile.
6537 (ix86_pad_returns): Use RTL profile.
6539 2008-08-07 Jan Hubicka <jh@suse.cz>
6541 * recog.c (split_all_insns): Set RTL profile
6542 (peephole2_optimize): Likewise.
6543 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6544 * combine.c (combine_instructions): Likewise.
6546 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6548 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6550 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6552 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6553 value in a6 after the set_frame_ptr insn.
6555 2008-08-07 Richard Henderson <rth@redhat.com>
6558 * gcc.c (cpp_options): Pass along -g*.
6560 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6562 * config/arm/arm.c (output_move_neon): Update comment describing
6563 big-endian vector layout.
6564 (arm_assemble_integer): Do not handle big-endian NEON vectors
6566 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6567 neon_vget_lane<mode>_sext_internal,
6568 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6569 element indices for big-endian.
6571 2008-08-07 Richard Henderson <rth@redhat.com>
6573 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6574 * configure, config.in: Rebuild.
6575 * debug.h (dwarf2out_do_cfi_asm): Declare.
6576 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6577 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6578 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6579 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6581 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6583 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6584 movv2si_internal): Combine into mov<mode>_internal.
6585 (movv2si_internal_2): Remove.
6587 2008-08-07 Jan Hubicka <jh@suse.cz>
6590 * i386.md (single stringop patterns): Enable unconditionally.
6592 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6595 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6597 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6598 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6600 * config/i386/sse.md (sse2_movq128): New.
6602 * doc/extend.texi: Document __builtin_ia32_movq128.
6604 2008-08-07 Richard Guenther <rguenther@suse.de>
6607 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6608 pointers can access anything.
6610 2008-08-06 Jan Hubicka <jh@suse.cz>
6612 * optabs.c (emit_unop_insn): Break out to ...
6613 (maybe_emit_unop_insn): ... this one.
6614 (expand_sfix_optab): Use maybe variant.
6615 * optabs.h (maybe_emit_unop_insn): Declare.
6617 * i386.md (mov0 patterns): Enable by default.
6618 (FP conversion expanders): Disable expansion of code expanding
6619 sequences when instruction should be optimized for size.
6620 (single strinop patterns): Enable when optimizing for size.
6621 (string expanders): Disable expanding of code expanding sequences
6622 when optimizning instruction for size.
6623 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6625 (ix86_fp_comparison_sahf_cost): Likewise.
6626 (ix86_expand_branch): Likewise.
6627 (ix86_expand_ashl_const): Likewise.
6628 (ix86_split_ashl): Likewise.
6629 (ix86_expand_strlen): Likewise.
6630 (ix86_emit_fp_unordered_jump): Likewie.
6632 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6634 * c-common.c: Fix typo.
6635 (c_common_reswords): Activate more C++ keyword warnings.
6637 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6639 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6642 * diagnostic.c (permerror_at): New.
6643 * toplev.h (permerror_at): Declare.
6645 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6646 Ira Rosen <irar@il.ibm.com>
6648 * tree-vect-transform.c (vect_model_simple_cost): Return
6649 immediately if stmt is pure SLP.
6650 (vect_model_store_cost): Ditto.
6651 (vect_model_load_cost): Ditto.
6652 (vectorizable_store): Remove PURE_SLP check before call
6653 to vect_model_store_cost.
6654 (vect_model_store_cost): When checking whether stmt describe
6655 strided access, add a check that it is not slp_node.
6657 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6660 * c-common.c (warn_for_sign_compare): New. Handle separately the
6661 case that 'constant' is zero.
6662 * c-typeck.c (build_binary_op): Move code to c-common.c
6664 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6666 * config/alpha/alpha.c (alpha_preferred_reload_class,
6667 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6668 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6669 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6670 * config/arm/arm.md: Likewise.
6671 * config/avr/avr-protos.h (preferred_reload_class,
6672 test_hard_reg_class, avr_simplify_comparison_p,
6673 out_shift_with_cnt, class_max_nregs): Likewise.
6674 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6675 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6676 preferred_reload_class, test_hard_reg_class): Likewise.
6677 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6678 bfin_memory_move_cost, bfin_secondary_reload,
6679 bfin_output_mi_thunk): Likewise.
6680 * config/crx/crx.c (crx_secondary_reload_class,
6681 crx_memory_move_cost): Likewise.
6682 * config/frv/frv-protos.h (frv_secondary_reload_class,
6683 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6684 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6685 frv_secondary_reload_class, frv_class_likely_spilled_p,
6686 frv_class_max_nregs): Likewise.
6687 * config/h8300/h8300.c (h8300_classify_operand,
6688 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6690 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6691 * config/ia64/ia64.c (ia64_preferred_reload_class,
6692 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6693 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6694 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6696 * config/m68hc11/m68hc11.c (preferred_reload_class,
6697 m68hc11_memory_move_cost): Likewise.
6698 * config/mcore/mcore.c (mcore_secondary_reload_class,
6699 mcore_reload_class): Likewise.
6700 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6701 mips_class_max_nregs, mips_cannot_change_mode_class,
6702 mips_preferred_reload_class, mips_secondary_reload_class,
6703 mips_output_mi_thunk): Likewise.
6704 * config/mmix/mmix.c (mmix_preferred_reload_class,
6705 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6707 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6709 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6710 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6711 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6712 * config/rs6000/rs6000.c (paired_expand_vector_init,
6713 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6714 compare_section_name, rs6000_memory_move_cost): Likewise.
6715 * config/s390/s390.c (s390_emit_compare_and_swap,
6716 s390_preferred_reload_class, s390_secondary_reload,
6717 legitimize_pic_address, legitimize_tls_address,
6718 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6719 s390_class_max_nregs): Likewise.
6720 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6721 * config/s390/s390.md: Likewise.
6722 * config/score/score-protos.h (score_secondary_reload_class,
6723 score_preferred_reload_class): Likewise.
6724 * config/score/score.c (score_preferred_reload_class,
6725 score_secondary_reload_class): Likewise.
6726 * config/score/score3.c (score3_output_mi_thunk,
6727 score3_preferred_reload_class, score3_secondary_reload_class,
6728 score3_hard_regno_mode_ok): Likewise.
6729 * config/score/score3.h (score3_preferred_reload_class,
6730 score3_secondary_reload_class): Likewise.
6731 * config/score/score7.c (score7_output_mi_thunk,
6732 score7_preferred_reload_class, score7_secondary_reload_class,
6733 score7_hard_regno_mode_ok): Likewise.
6734 * config/score/score7.h (score7_preferred_reload_class,
6735 score7_secondary_reload_class): Likewise.
6736 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6737 output_branchy_insn, add_constant, gen_block_redirect,
6738 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6739 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6740 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6741 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6742 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6743 xstormy16_preferred_reload_class): Likewise.
6744 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6745 xtensa_expand_atomic, override_options,
6746 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6748 * reorg.c (try_merge_delay_insns): Likewise.
6749 * tree.c (merge_dllimport_decl_attributes): Likewise.
6751 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6753 2008-08-06 Michael Matz <matz@suse.de>
6755 * Makefile.in (write_entries_to_file): Quote words.
6756 * gengtype.c: (read_input_line): Skip over leading white-space.
6758 2008-08-06 Marc Gauthier <marc@tensilica.com>
6760 * config.gcc: Match more processor names for Xtensa.
6761 * configure.ac: Likewise.
6762 * doc/install.texi (Specific): Likewise.
6763 * configure: Regenerate.
6765 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6767 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6768 * calls.c (avoid_likely_spilled_reg): Likewise.
6769 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6770 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6771 * config/i386/i386.c (ix86_expand_special_args_builtin,
6772 ix86_secondary_reload): Likewise.
6773 * except.c (struct eh_region, gen_eh_region_catch,
6774 remove_unreachable_regions, duplicate_eh_regions,
6775 assign_filter_values, build_post_landing_pads,
6776 sjlj_find_directly_reachable_regions, remove_eh_handler,
6777 reachable_next_level, foreach_reachable_handler,
6778 can_throw_internal_1, can_throw_external_1,
6779 collect_one_action_chain): Likewise.
6780 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6781 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6782 * function.c (update_temp_slot_address, instantiate_new_reg,
6783 instantiate_virtual_regs_in_rtx,
6784 instantiate_virtual_regs_in_insn): Likewise.
6785 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6786 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6787 gimplify_cleanup_point_expr): Likewise.
6788 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6789 * passes.c (next_pass_1): Likewise.
6790 * print-tree.c (print_node_brief, print_node): Likewise.
6791 * profile.c (branch_prob): Likewise.
6792 * tree-dump.c (dump_register): Likewise.
6793 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6795 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6796 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6797 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6798 copy_arguments_for_versioning, copy_static_chain): Likewise.
6799 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6800 add_new_name_mapping, register_new_name_mapping): Likewise.
6801 * tree-mudflap.c (mf_xform_derefs): Likewise.
6802 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6803 get_init_expr, combine_chains): Likewise.
6804 * tree-pretty-print.c (dump_generic_node): Likewise.
6805 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6806 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6807 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6808 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6810 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6813 * calls.c (expand_call): Use the biggest preferred stack
6816 2008-08-06 Michael Matz <matz@suse.de>
6819 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6820 for reused reload, instead of overwriting them.
6822 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6825 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6826 for incoming stack boundary.
6828 * function.c (assign_parm_find_entry_rtl): Update
6829 parm_stack_boundary.
6831 * function.h (rtl_data): Add parm_stack_boundary.
6833 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6834 parm_stack_boundary for incoming stack boundary.
6836 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6838 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6839 for unrepresentable subregs or treat them as equal to other regs
6840 or subregs with the same register number.
6842 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6845 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6848 2008-08-06 Jan Hubicka <jh@suse.cz>
6850 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6851 frequencies might be hot.
6853 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6855 * reload.c (find_reloads): Force constants into literal pool
6856 also if they are wrapped in a SUBREG.
6858 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6861 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6862 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6863 Don't allow predicated instructions for data speculation.
6864 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6867 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6869 * haifa-sched.c (extend_global): Split to extend_global_data and
6870 extend_region_data. Update all uses.
6871 (extend_all): Rename to extend_block_data.
6873 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6875 * sched-rgn.c (new_ready): Check if instruction can be
6876 speculatively scheduled before attempting speculation.
6877 (debug_rgn_dependencies): Remove wrongful assert.
6879 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6881 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6883 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6885 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6886 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6887 va_size, and type_size.
6889 2008-08-04 Jason Merrill <jason@redhat.com>
6892 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6893 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6895 2008-08-05 Richard Henderson <rth@redhat.com>
6897 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6898 * configure: Rebuild.
6900 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6903 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6904 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6907 2008-08-05 Richard Henderson <rth@redhat.com>
6909 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6910 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6911 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6912 * common.opt (fdwarf2-cfi-asm): New.
6913 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6914 * config.in, configure: Rebuild.
6915 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6916 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6918 (dw2_force_const_mem): Externalize.
6919 * dwarf2asm.h: Update.
6920 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6921 generate a real label.
6922 (output_cfi_directive): New.
6923 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6924 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6925 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6927 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6928 (output_loc_operands_raw, output_loc_sequence_raw): New.
6929 (output_cfa_loc_raw): New.
6931 2008-08-05 Paul Brook <paul@codesourcery.com>
6933 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6934 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6935 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6936 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6937 * config/arm/arm.h (TARGET_VFPD32): Define.
6938 (TARGET_VFP3): Use TARGET_VFPD32.
6939 (fputype): Add FPUTYPE_VFP3D16.
6940 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6941 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6942 * config/arm/arm-cores.def: Add cortex-r4f.
6943 * config/arm/arm-tune.md: Regenerate.
6945 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6947 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6948 Reword some comments throughout the file.
6950 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6951 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6952 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6953 MFC_MIN_DMA_LIST_ELEMENTS.
6954 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6955 MFC_MAX_DMA_LIST_ELEMENTS.
6957 (MFC_START_ENABLE): Remove PPU-only define.
6958 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6959 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6961 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6962 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6963 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6964 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6965 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6966 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6967 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6969 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6970 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6971 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6972 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6974 (spu_read_machine_status): Fix typo.
6976 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6978 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6979 SUBREG of multi-word hard register.
6980 * config/spu/spu.c (valid_subreg): Likewise.
6981 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6983 2008-08-04 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6986 the candidate with the stripped base if that base is different
6987 from the original base even for offset zero.
6989 2008-08-04 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6993 check for no_overflow.
6995 2008-08-04 Richard Guenther <rguenther@suse.de>
6997 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6999 2008-08-04 Paul Brook <paul@codesourcery.com>
7001 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7002 (arm_order_regs_for_local_alloc): New function.
7003 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7005 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7007 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7010 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7011 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7012 (ix86_expand_epilogue): Likewise.
7014 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7016 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7019 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7021 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7022 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7023 (*movv2sf_internal_rex64): Ditto.
7025 2008-08-03 Jan Hubicka <jh@suse.cz>
7027 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7028 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7029 * expmed.c (expand_smod_pow2): Likewise.
7031 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7034 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7035 alternative 0 of operand 1.
7036 (*vec_concatv2di_rex64_sse): Ditto.
7037 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7039 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7040 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7041 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7042 (*movv2sf_internal_rex64): Ditto.
7044 2008-08-02 Richard Guenther <rguenther@suse.de>
7047 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7048 (ssedoublesizemode): New mode attribute.
7049 (sse_shufps): Call gen_sse_shufps_v4sf.
7050 (sse_shufps_1): Macroize.
7051 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7052 (sse2_shufpd_1): Macroize.
7053 (vec_extract_odd, vec_extract_even): New expanders.
7054 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7055 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7056 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7057 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7058 (ix86_expand_vector_set): Likewise.
7059 (ix86_expand_reduc_v4sf): Likewise.
7061 2008-08-01 Doug Kwan <dougkwan@google.com>
7063 * matrix-reorg.c: Re-enable all code.
7064 (struct malloc_call_data): Change CALL_STMT to gimple type.
7065 (collect_data_for_malloc_call): Tuplify.
7066 (struct access_site_info): Change STMT to gimple type.
7067 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7068 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7069 (struct free_info): Change STMT to gimple type.
7070 (struct matrix_access_phi_node): Change PHI to gimple type.
7071 (get_inner_of_cast_expr): Remove.
7072 (may_flatten_matrices_1): Tuplify.
7073 (may_flatten_matrices): Ditto.
7074 (mark_min_matrix_escape_level): Ditto.
7075 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7076 (ssa_accessed_in_call_rhs): New
7077 (ssa_accessed_in_assign_rhs): New
7078 (record_access_alloc_site_info): Tuplify.
7079 (add_allocation_site): Ditto.
7080 (analyze_matrix_allocation_site): Ditto.
7081 (analyze_transpose): Ditto.
7082 (get_index_from_offset): Ditto.
7083 (update_type_size): Ditto.
7084 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7085 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7086 (analyze_accesses_for_phi_node): Tuplify.
7087 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7088 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7089 (analyze_matrix_accesses): Tuplify.
7090 (check_var_data): New call-back type for check_var_notmodified_p.
7091 (check_var_notmodified_p): Tuplify and use call-back struct to
7092 return statement found.
7093 (can_calculate_expr_before_stmt): Factor out statement related code
7095 (can_calculate_stmt_before_stmt): New.
7096 (check_allocation_function): Tuplify.
7097 (find_sites_in_func): Ditto.
7098 (record_all_accesses_in_func): Ditto.
7099 (transform_access_sites): Ditto.
7100 (transform_allocation_sites): Ditto.
7101 (matrix_reorg): Re-enable.
7102 (gate_matrix_reorg): Re-enable.
7104 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7106 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7107 for labels for which it hasn't been set yet. If it has been set,
7108 stop walking insns and continue with next worklist item.
7109 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7110 if the only BARRIER is at the very end of a function.
7112 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7114 * cfgexpand.c (expand_stack_alignment): Assert that
7115 stack_realign_drap and drap_rtx must match.
7117 * function.c (instantiate_new_reg): If DRAP is used to realign
7118 stack, replace virtual_incoming_args_rtx with internal arg
7121 2008-08-01 Richard Guenther <rguenther@suse.de>
7123 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7124 loop information only if we initialized it.
7125 (execute_pre): Call fini_pre with in_fre.
7126 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7127 if we do not unroll because we hit max-completely-peeled-insns.
7128 Use our estimation for consistency, do allow shrinking.
7130 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7132 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7133 with MIN_STACK_BOUNDARY.
7134 (ix86_update_stack_boundary): Likewise.
7135 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7138 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7139 (MIN_STACK_BOUNDARY): This.
7141 2008-08-01 Richard Guenther <rguenther@suse.de>
7144 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7146 2008-08-01 Richard Guenther <rguenther@suse.de>
7148 PR tree-optimization/36988
7149 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7150 do not matter if that doesn't change volatile qualification.
7152 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7154 * configure.ac: Do not generate libada-mk. Do not subst
7156 * libada-mk.in: Remove.
7157 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7158 * configure: Regenerate.
7160 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7162 * tree-pass.h: Added comment about not dumping passes with name
7163 starting with star in struct opt_pass.
7164 * passes.c (register_dump_files_1): Don't do dump for a pass with
7165 name starting with star.
7166 * doc/passes.texi (Pass manager): Mention pass names and special
7167 meaning of star prefix to avoid dump.
7169 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7171 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7173 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7174 (ISA_MIPS64R2): New macro.
7175 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7176 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7177 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7178 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7179 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7180 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7181 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7182 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7183 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7184 Move up to keep list alphabetically sorted.
7185 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7186 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7188 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7189 (-march=@var{arch}): Add mips64r2.
7191 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7193 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7195 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7197 * expr.c (expand_assignment): Check for complete type.
7199 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7202 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7204 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7205 for stack alignment.
7207 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7209 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7211 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7212 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7214 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7216 PR rtl-optimization/36419
7217 * dwarf2out.c (barrier_args_size): New variable.
7218 (compute_barrier_args_size, compute_barrier_args_size_1): New
7220 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7221 if not called yet in the current function, use barrier_args_size
7222 array to find the new args_size value.
7223 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7225 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7228 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7231 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7234 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7235 (dwarf2out_stack_adjust): Use it.
7236 (dwarf2out_frame_debug_expr): Likewise.
7238 2008-07-31 Richard Guenther <rguenther@suse.de>
7240 PR tree-optimization/36978
7241 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7242 the generated condition.
7244 2008-07-31 Richard Guenther <rguenther@suse.de>
7246 * passes.c (init_optimization_passes): Always call
7247 pass_early_warn_uninitialized.
7248 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7249 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7250 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7252 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7255 * builtins.c (maybe_emit_free_warning): New function.
7256 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7257 maybe_emit_free_warning for BUILT_IN_FREE.
7260 * dwarf2out.c (get_context_die): New function.
7261 (force_decl_die, force_type_die): Use it.
7262 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7263 returns NULL, force generation of DW_TAG_typedef and put that into
7266 PR preprocessor/36649
7267 * c-pch.c (c_common_read_pch): Save and restore
7268 line_table->trace_includes across PCH restore.
7270 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7273 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7275 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7278 * final.c (call_from_call_insn): Handle COND_EXEC.
7280 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7282 * builtins.c (std_gimplify_va_arg_expr): Replace
7283 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7284 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7286 2008-07-30 Joey Ye <joey.ye@intel.com>
7287 H.J. Lu <hongjiu.lu@intel.com>
7289 * builtins.c (expand_builtin_setjmp_receiver): Replace
7290 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7291 (expand_builtin_apply_args_1): Likewise.
7292 (expand_builtin_longjmp): Need DRAP for stack alignment.
7293 (expand_builtin_apply): Likewise.
7295 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7296 instead of assign_stack_local to allow alignment reduction.
7298 * calls.c (emit_call_1): Need DRAP for stack alignment if
7300 (expand_call): Replace virtual_incoming_args_rtx with
7301 crtl->args.internal_arg_pointer.
7302 * stmt.c (expand_nl_goto_receiver): Likewise.
7304 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7305 alignment and store to stack_alignment_estimated and
7306 max_used_stack_slot_alignment.
7307 (expand_one_var): Likewise.
7308 (expand_stack_alignment): New function.
7309 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7310 and stack_alignment_estimated fields in rtl_data. Call
7311 expand_stack_alignment at end.
7313 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7314 (MAX_STACK_ALIGNMENT): Likewise.
7315 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7316 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7318 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7319 stack alignment when generating virtual registers.
7321 * function.c (assign_stack_local): Renamed to ...
7322 (assign_stack_local_1): This. Add a parameter to indicate
7323 if it is OK to reduce alignment.
7324 (assign_stack_local): Use it.
7325 (instantiate_new_reg): Instantiate virtual incoming args rtx
7326 to vDRAP if stack realignment and DRAP is needed.
7327 (assign_parms): Collect parameter/return type alignment and
7328 contribute to stack_alignment_estimated.
7329 (locate_and_pad_parm): Likewise.
7330 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7331 with crtl->args.internal_arg_pointer.
7333 * function.h (rtl_data): Add new field drap_reg,
7334 max_used_stack_slot_alignment, stack_alignment_estimated,
7335 stack_realign_needed, need_drap, stack_realign_processed and
7336 stack_realign_finalized.
7337 (stack_realign_fp): New macro.
7338 (stack_realign_drap): Likewise.
7340 * global.c (compute_regsets): Frame pointer is needed when
7341 stack is realigned. Can eliminate frame pointer when stack is
7342 realigned and dynamic realigned argument pointer isn't used.
7344 * reload1.c (update_eliminables): Frame pointer is needed
7345 when stack is realigned.
7346 (init_elim_table): Can eliminate frame pointer when stack is
7347 realigned and dynamic realigned argument pointer isn't used.
7349 * rtl.h (assign_stack_local_1): Declare new funtion.
7351 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7352 (TARGET_GET_DRAP_RTX): Likewise.
7353 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7354 TARGET_GET_DRAP_RTX.
7356 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7358 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7359 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7361 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7362 H.J. Lu <hongjiu.lu@intel.com>
7364 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7365 vdrap_reg, stack_realign and drap_reg_saved.
7366 (add_cfi): Don't allow redefining CFA when DRAP is used.
7367 (reg_save): Handle stack alignment.
7368 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7369 alignment. Don't generate DWARF information for (set fp sp)
7371 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7373 (int_loc_descriptor): Move prototype forward. Also define if
7374 DWARF2_UNWIND_INFO is true.
7375 (output_cfa_loc): Handle DW_CFA_expression.
7376 (build_cfa_aligned_loc): New.
7377 (based_loc_descr): Update assert for stack realign. For local
7378 variables, use sp+offset when stack is aligned without drap and
7379 fp+offset when stack is aligned with drap. For arguments, use
7380 cfa+offset when drap is used to align stack.
7382 2008-07-30 Joey Ye <joey.ye@intel.com>
7383 H.J. Lu <hongjiu.lu@intel.com>
7385 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7387 (ix86_gen_andsp): New.
7388 (ix86_user_incoming_stack_boundary): Likewise.
7389 (ix86_default_incoming_stack_boundary): Likewise.
7390 (ix86_incoming_stack_boundary): Likewise.
7391 (ix86_can_eliminate): Likewise.
7392 (find_drap_reg): Likewise.
7393 (ix86_update_stack_boundary): Likewise.
7394 (ix86_get_drap_rtx): Likewise.
7395 (ix86_finalize_stack_realign_flags): Likewise.
7396 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7397 (TARGET_GET_DRAP_RTX): Likewise.
7398 (override_options): Overide option value for new options.
7399 (ix86_function_ok_for_sibcall): Remove check for
7400 force_align_arg_pointer.
7401 (ix86_handle_cconv_attribute): Likewise.
7402 (ix86_function_regparm): Likewise.
7403 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7404 (ix86_va_start): Replace virtual_incoming_args_rtx with
7405 crtl->args.internal_arg_pointer.
7406 (ix86_select_alt_pic_regnum): Check DRAP register.
7407 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7408 (ix86_compute_frame_layout): Compute frame layout wrt stack
7410 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7411 (ix86_expand_prologue): Decide if stack realignment is needed
7412 and generate prologue code accordingly.
7413 (ix86_expand_epilogue): Generate epilogue code wrt stack
7414 realignment is really needed or not.
7416 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7417 (ABI_STACK_BOUNDARY): Likewise.
7418 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7419 (STACK_REALIGN_DEFAULT): Likewise.
7420 (INCOMING_STACK_BOUNDARY): Likewise.
7421 (MAX_STACK_ALIGNMENT): Likewise.
7422 (ix86_incoming_stack_boundary): Likewise.
7423 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7424 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7425 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7426 (machine_function): Remove force_align_arg_pointer.
7428 * config/i386/i386.md (BX_REG): New.
7429 (R13_REG): Likewise.
7431 * config/i386/i386.opt (mforce_drap): New.
7432 (mincoming-stack-boundary): Likewise.
7433 (mstackrealign): Add Init(-1).
7435 * config/i386/i386-protos.h (ix86_can_eliminate): New
7437 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7439 * doc/extend.texi: Update force_align_arg_pointer.
7441 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7444 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7445 (INCOMING_STACK_BOUNDARY): Likewise.
7446 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7447 (TARGET_GET_DRAP_RTX): Likewise.
7449 2008-07-30 Andreas Schwab <schwab@suse.de>
7451 PR rtl-optimization/36929
7452 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7453 add_insn_before and fix argument order.
7454 (replace_inc_dec_mem): Handle NULL rtx.
7456 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7458 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7460 (arm_compute_initial_elimination_offset): Use it.
7461 (arm_compute_save_reg_mask): Include static chain save slot when
7462 calculating alignment.
7463 (arm_get_frame_offsets): Ditto.
7464 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7465 that we can use to decrement the stack when the stack decrement
7466 could be too big for an immediate value in a single insn.
7467 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7469 2008-07-30 Richard Guenther <rguenther@suse.de>
7471 PR tree-optimization/36967
7472 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7473 Release defs of statements we remove.
7475 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7477 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7478 instead of NULL_RTVEC.
7480 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7484 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7487 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7489 * final.c (call_from_call_insn): New.
7490 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7492 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7494 * configure.ac: Substitute ADA_CFLAGS.
7495 * configure: Regenerate.
7496 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7497 * Makefile.in: Remove mention of X_* variables.
7498 * config/pa/x-ada-hpux10: Remove.
7499 * config/pa/x-ada: Remove.
7501 * doc/fragments.texi: Update.
7503 2008-07-30 Olivier Hainque <hainque@adacore.com>
7505 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7506 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7507 __dso_handle explicitly here.
7509 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7512 * c-typeck.c (build_binary_op): Encapsulate code into...
7513 * c-common.c (shorten_binary_op): ...this new function.
7514 (conversion_warning): Use the new function. Handle non-negative
7515 constant in bitwise-and.
7516 * c-common.h (shorten_binary_op): Declare.
7518 2008-07-30 Olivier Hainque <hainque@adacore.com>
7520 * scan.c (make_sstring_space): Add explicit conversions of
7521 allocator's return value.
7522 * fix-header.c (recognized_function): Likewise.
7524 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7526 * doc/cpp.texi: Update to GFDL 1.2.
7527 * doc/gcc.texi: Do not list GPL as Invariant Section.
7528 * doc/gccint.texi: Likewise. Update copyright years.
7529 * doc/install.texi: Update copyright years.
7531 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7534 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7535 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7537 2008-07-29 Jan Hubicka <jh@suse.cz>
7539 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7540 (grokdeclarator): Likewise.
7541 * langhooks.c (lhd_warn_unused_global_decl): Use
7542 DECL_DECLARED_INLINE_P.
7543 * print-tree.c (print_node): Remove DECL_INLINE check.
7545 2008-07-29 Richard Guenther <rguenther@suse.de>
7547 PR tree-optimization/36945
7548 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7550 Record invariant addresses un-decomposed.
7551 (copy_reference_ops_from_call): Record reference call
7552 arguments properly. Simplify.
7553 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7554 helper split out from ...
7555 (create_component_ref_by_pieces): ... here. Simplify.
7556 Prepare for recursive invocation for call arguments.
7557 (create_expression_by_pieces): Adjust call to
7558 create_component_ref_by_pieces.
7559 (compute_avail): Process operand 2 of reference ops.
7561 2008-07-29 Richard Guenther <rguenther@suse.de>
7563 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7565 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7567 * c-format.c (check_format_types): Revert unwanted checkin.
7569 2008-07-29 Jan Hubicka <jh@suse.cz>
7571 * flags.h (flag_really_no_inline): Remove.
7572 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7573 * toplev.c (flag_really_no_inline): Remove.
7574 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7575 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7576 (cgraph_decide_inlining_incrementally): Likewise.
7577 (compute_inline_parameters): Likewise.
7578 * opts.c (decode_options): Simplify.
7579 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7580 * common.opt (finline): Initialize to 1.
7581 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7583 2008-07-29 Jan Hubicka <jh@suse.cz>
7585 * predict.c (always_optimize_for_size_p): New function.
7586 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7587 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7588 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7590 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7591 * function.c (prepare_function_start): Set default profile.
7592 * function.h (rtl_data): Add maybe_hot_insn_p.
7593 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7594 (construct_exit_block): Likewise.
7595 (tree_expand_cfg): Likewise.
7597 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7598 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7599 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7600 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7603 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7606 * c-decl.c (merge_decls): Merge USED flags.
7608 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7610 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7611 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7612 next_stack, lab_false and lab_over trees.
7614 2008-07-28 Richard Guenther <rguenther@suse.de>
7616 PR tree-optimization/36957
7617 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7618 (useless_type_conversion_p): Remove.
7619 (types_compatible_p): Remove.
7620 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7621 (useless_type_conversion_p): Declare.
7622 (types_compatible_p): Declare.
7623 (gimple_expr_type): Return the base type only if it is
7624 trivially convertible to the subtype.
7626 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7628 * configure.ac: Use the m4_do macro to concatenate the warnings into
7629 one string in ACX_PROG_CC_WARNING_OPTS,
7630 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7631 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7632 * configure: Regenerate.
7634 2008-07-28 Richard Guenther <rguenther@suse.de>
7636 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7637 (insert_fake_stores): Remove.
7638 (realify_fake_stores): Likewise.
7639 (execute_pre): Remove dead code.
7640 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7641 (find_func_aliases): Deal with it here instead.
7642 Re-enable gcc_unreachable call.
7644 2008-07-28 Richard Guenther <rguenther@suse.de>
7646 Merge from gimple-tuples-branch.
7648 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7649 * gimple.def: New file.
7650 * gsstruct.def: Likewise.
7651 * gimple-iterator.c: Likewise.
7652 * gimple-pretty-print.c: Likewise.
7653 * tree-gimple.c: Removed. Merged into ...
7654 * gimple.c: ... here. New file.
7655 * tree-gimple.h: Removed. Merged into ...
7656 * gimple.h: ... here. New file.
7658 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7659 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7660 --enable-checking=gimple flag.
7661 * config.in: Likewise.
7662 * configure: Regenerated.
7664 * tree-ssa-operands.h: Tuplified.
7665 * tree-vrp.c: Likewise.
7666 * tree-loop-linear.c: Likewise.
7667 * tree-into-ssa.c: Likewise.
7668 * tree-ssa-loop-im.c: Likewise.
7669 * tree-dump.c: Likewise.
7670 * tree-complex.c: Likewise.
7671 * cgraphbuild.c: Likewise.
7672 * tree-ssa-threadupdate.c: Likewise.
7673 * tree-ssa-loop-niter.c: Likewise.
7674 * tree-pretty-print.c: Likewise.
7675 * tracer.c: Likewise.
7676 * gengtype.c: Likewise.
7677 * tree-loop-distribution.c: Likewise.
7678 * tree-ssa-loop-unswitch.c: Likewise.
7679 * cgraph.c: Likewise.
7680 * cgraph.h: Likewise.
7681 * tree-ssa-loop-manip.c: Likewise.
7682 * value-prof.c: Likewise.
7683 * tree-ssa-loop-ch.c: Likewise.
7684 * tree-tailcall.c: Likewise.
7685 * value-prof.h: Likewise.
7688 * tree-pass.h: Likewise.
7689 * ipa-cp.c: Likewise.
7690 * tree-scalar-evolution.c: Likewise.
7691 * tree-scalar-evolution.h: Likewise.
7692 * target.h: Likewise.
7693 * lambda-mat.c: Likewise.
7694 * tree-phinodes.c: Likewise.
7695 * diagnostic.h: Likewise.
7696 * builtins.c: Likewise.
7697 * tree-ssa-alias-warnings.c: Likewise.
7698 * cfghooks.c: Likewise.
7699 * fold-const.c: Likewise.
7700 * cfghooks.h: Likewise.
7701 * omp-low.c: Likewise.
7702 * tree-ssa-dse.c: Likewise.
7703 * ipa-reference.c: Likewise.
7704 * tree-ssa-uncprop.c: Likewise.
7705 * toplev.c: Likewise.
7706 * tree-gimple.c: Likewise.
7707 * tree-gimple.h: Likewise.
7708 * tree-chrec.c: Likewise.
7709 * tree-chrec.h: Likewise.
7710 * tree-ssa-sccvn.c: Likewise.
7711 * tree-ssa-sccvn.h: Likewise.
7712 * cgraphunit.c: Likewise.
7713 * tree-ssa-copyrename.c: Likewise.
7714 * tree-ssa-ccp.c: Likewise.
7715 * tree-ssa-loop-ivopts.c: Likewise.
7716 * tree-nomudflap.c: Likewise.
7717 * tree-call-cdce.c: Likewise.
7718 * ipa-pure-const.c: Likewise.
7719 * c-format.c: Likewise.
7720 * tree-stdarg.c: Likewise.
7721 * tree-ssa-math-opts.c: Likewise.
7722 * tree-ssa-dom.c: Likewise.
7723 * tree-nrv.c: Likewise.
7724 * tree-ssa-propagate.c: Likewise.
7725 * ipa-utils.c: Likewise.
7726 * tree-ssa-propagate.h: Likewise.
7727 * tree-ssa-alias.c: Likewise.
7728 * gimple-low.c: Likewise.
7729 * tree-ssa-sink.c: Likewise.
7730 * ipa-inline.c: Likewise.
7731 * c-semantics.c: Likewise.
7732 * dwarf2out.c: Likewise.
7734 * tree-ssa-loop-ivcanon.c: Likewise.
7735 * predict.c: Likewise.
7736 * tree-ssa-loop.c: Likewise.
7737 * tree-parloops.c: Likewise.
7738 * tree-ssa-address.c: Likewise.
7739 * tree-ssa-ifcombine.c: Likewise.
7740 * matrix-reorg.c: Likewise.
7741 * c-decl.c: Likewise.
7742 * tree-eh.c: Likewise.
7743 * c-pretty-print.c: Likewise.
7744 * lambda-trans.c: Likewise.
7745 * function.c: Likewise.
7746 * langhooks.c: Likewise.
7747 * ebitmap.h: Likewise.
7748 * tree-vectorizer.c: Likewise.
7749 * function.h: Likewise.
7750 * langhooks.h: Likewise.
7751 * tree-vectorizer.h: Likewise.
7752 * ipa-type-escape.c: Likewise.
7753 * ipa-type-escape.h: Likewise.
7754 * domwalk.c: Likewise.
7755 * tree-if-conv.c: Likewise.
7756 * profile.c: Likewise.
7757 * domwalk.h: Likewise.
7758 * tree-data-ref.c: Likewise.
7759 * tree-data-ref.h: Likewise.
7760 * tree-flow-inline.h: Likewise.
7761 * tree-affine.c: Likewise.
7762 * tree-vect-analyze.c: Likewise.
7763 * c-typeck.c: Likewise.
7764 * gimplify.c: Likewise.
7765 * coretypes.h: Likewise.
7766 * tree-ssa-phiopt.c: Likewise.
7767 * calls.c: Likewise.
7768 * tree-ssa-coalesce.c: Likewise.
7769 * tree.def: Likewise.
7770 * tree-dfa.c: Likewise.
7771 * except.c: Likewise.
7772 * except.h: Likewise.
7773 * cfgexpand.c: Likewise.
7774 * tree-cfgcleanup.c: Likewise.
7775 * tree-ssa-pre.c: Likewise.
7776 * tree-ssa-live.c: Likewise.
7777 * tree-sra.c: Likewise.
7778 * tree-ssa-live.h: Likewise.
7779 * tree-predcom.c: Likewise.
7780 * lambda.h: Likewise.
7781 * tree-mudflap.c: Likewise.
7782 * ipa-prop.c: Likewise.
7783 * print-tree.c: Likewise.
7784 * tree-ssa-copy.c: Likewise.
7785 * ipa-prop.h: Likewise.
7786 * tree-ssa-forwprop.c: Likewise.
7787 * ggc-page.c: Likewise.
7788 * c-omp.c: Likewise.
7789 * tree-ssa-dce.c: Likewise.
7790 * tree-vect-patterns.c: Likewise.
7791 * tree-ssa-ter.c: Likewise.
7792 * tree-nested.c: Likewise.
7793 * tree-ssa.c: Likewise.
7794 * lambda-code.c: Likewise.
7795 * tree-ssa-loop-prefetch.c: Likewise.
7796 * tree-inline.c: Likewise.
7797 * tree-inline.h: Likewise.
7798 * tree-iterator.c: Likewise.
7799 * tree-optimize.c: Likewise.
7800 * tree-ssa-phiprop.c: Likewise.
7801 * tree-vect-transform.c: Likewise.
7802 * tree-object-size.c: Likewise.
7803 * tree-outof-ssa.c: Likewise.
7804 * cfgloop.c: Likewise.
7805 * system.h: Likewise.
7806 * tree-profile.c: Likewise.
7807 * cfgloop.h: Likewise.
7808 * c-gimplify.c: Likewise.
7809 * c-common.c: Likewise.
7810 * tree-vect-generic.c: Likewise.
7811 * tree-flow.h: Likewise.
7812 * c-common.h: Likewise.
7813 * basic-block.h: Likewise.
7814 * tree-ssa-structalias.c: Likewise.
7815 * tree-switch-conversion.c: Likewise.
7816 * tree-ssa-structalias.h: Likewise.
7817 * tree-cfg.c: Likewise.
7818 * passes.c: Likewise.
7819 * ipa-struct-reorg.c: Likewise.
7820 * ipa-struct-reorg.h: Likewise.
7821 * tree-ssa-reassoc.c: Likewise.
7822 * cfgrtl.c: Likewise.
7823 * varpool.c: Likewise.
7825 * tree-ssanames.c: Likewise.
7826 * tree-ssa-threadedge.c: Likewise.
7827 * langhooks-def.h: Likewise.
7828 * tree-ssa-operands.c: Likewise.
7829 * config/alpha/alpha.c: Likewise.
7830 * config/frv/frv.c: Likewise.
7831 * config/s390/s390.c: Likewise.
7832 * config/m32c/m32c.c: Likewise.
7833 * config/m32c/m32c-protos.h: Likewise.
7834 * config/spu/spu.c: Likewise.
7835 * config/sparc/sparc.c: Likewise.
7836 * config/i386/i386.c: Likewise.
7837 * config/sh/sh.c: Likewise.
7838 * config/xtensa/xtensa.c: Likewise.
7839 * config/stormy16/stormy16.c: Likewise.
7840 * config/ia64/ia64.c: Likewise.
7841 * config/rs6000/rs6000.c: Likewise.
7842 * config/pa/pa.c: Likewise.
7843 * config/mips/mips.c: Likewise.
7845 2008-07-28 Simon Baldwin <simonb@google.com>
7847 * c-pragma.c (handle_pragma_message): New function.
7848 (init_pragma): Register handle_pragma_message.
7849 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7852 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7854 PR tree-optimization/35252
7855 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7856 REALPART_EXPR to be considered as same load operation.
7858 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7860 PR tree-optimization/36830
7861 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7862 (expressions_equal_p): Return false if only one operand is null.
7864 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7866 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7867 version requirements.
7869 2008-07-26 Olivier Hainque <hainque@adacore.com>
7871 * collect2.c (symkind): New enum. Symbol kinds we care about.
7872 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7873 code and head comment accordingly.
7874 (scan_prog_file): Use symkind names instead of bare integers.
7876 2008-07-25 Jan Hubicka <jh@suse.cz>
7878 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7880 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7881 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7882 * dojump.c (clear_pending_stack_adjust): Likewise.
7883 * print-tree.c (print_node): Ignore DECL_INLINE.
7884 * tree-inline.c (inlinable_function_p): Likewise.
7886 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7888 * doc/extend.texi (hot attribute): Document that the hot attribute
7889 turns on -O3 for some ports.
7890 (cold attribute): Document that the cold attribute turns on -Os
7893 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7894 reflect function specific option support.
7896 * target.h (struct target_option_hooks): Add fields to say whether
7897 the cold attribute implies -Os and the hot attribute implies -O3.
7899 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7900 By default, do not turn on -Os for cold functions.
7901 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7902 not turn on -O3 for hot functions.
7904 * c-common.c (handle_hot_attribute): Use target hook to determine
7905 if hot functions should enable -O3.
7906 (handle_cold_attribute): Use target hook to determine if cold
7907 functions should enable -Os.
7909 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7910 (override_options): Move disable scheduling to
7911 optimization_options.
7912 (optimization_options): Disable scheduling here, not
7914 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7915 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7917 * config/ia64/ia64.c (ia64_override_options): Move setting
7918 scheduling flags to ia64_optimization_options.
7919 (ia64_optimization_options): Disable scheduling options here, and
7920 not in ia64_override_options.
7921 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7922 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7924 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7927 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7929 2008-07-25 Martin Jambor <mjambor@suse.cz>
7931 PR tree-optimization/36926
7932 * ipa-prop.c (ipa_analyze_call_uses): Call
7933 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7935 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7937 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7938 movv2si_internal): Add mem = reg alternative.
7940 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7943 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7944 DEFAULT_PCC_STRUCT_RETURN to 127.
7946 2008-07-24 Jan Hubicka <jh@suse.cz>
7948 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7949 (build_cgraph_edges): Likewise.
7950 * cgraph.c (cgraph_node): Do not update assembler hash.
7951 (cgraph_remove_node): Drop non-unit-at-a-time code.
7952 * tree-pass.h (pass_O0_always_inline): Remove.
7953 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7954 * toplev.c (process_options): Flag unit-at-a-time does not imply
7956 * cgraphunit.c: Update comments.
7957 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7958 (cgraph_assemble_pending_functions): Remove.
7959 (cgraph_reset_node): Drop non-unit-at-a-time code.
7960 (cgraph_finalize_function): Likewise.
7961 (cgraph_analyze_function): Likewise.
7962 (cgraph_finalize_compilation_unit): Likewise.
7963 (cgraph_expand_function): Likewise.
7964 (cgraph_optimize): Likesise.
7965 (save_inline_function_body): Likewise.
7966 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7967 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7968 * ipa-inline.c: Update comments.
7969 (enum inlining_mode): remove INLINE_SPEED.
7970 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7971 (cgraph_mark_inline_edge): Likewise.
7972 (try_inline): Likewise.
7973 (cgraph_decide_inlining_incrementally): Likewise.
7974 (cgraph_gate_inlining): Remove.
7975 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7976 (cgraph_gate_early_inlining): Likewise.
7977 (gate_inline_passes): Remove.
7978 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7979 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7980 pass_O0_always_inline): Remove.
7981 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7982 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7983 * opts.c (no_unit_at_a_time_default): Remove.
7984 (decode_options): Remove flag_unit_at_a_time reset and warning.
7985 * opts.h (no_unit_at_a_time_default): Remove.
7986 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7987 early in GNU dialect.
7988 (merge_decls): Update comment; drop unit-at-a-time check.
7989 (finish_decl): Likewise.
7990 (grok_declaration): Remove flag_inline_trees code.
7991 (finish_functions): Return on function returning non-void on all
7993 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7994 * cfgexpand.c (expand_one_static_var): Remove.
7995 (expand_one_var): Remove expand_one_static_var call.
7996 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7997 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7998 and flag_unit_at_a-time compatibility checks.
7999 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8000 * tree-inline.c (flag_inline_trees): Remove.
8001 (inlinable_function_p): Don't check it.
8002 (expand_call_inline): Remove non-unit-at-a-time code.
8003 * tree-inline.h (flag_inline_trees): Remove.
8004 * tree-optimize.c (execute_early_local_optimizations): Remove
8005 unit-at-a-time checks.
8006 (tree_rest_of_compilation): Likewise.
8007 * combine.c (setup_incoming_promotions): Likewise.
8008 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8009 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8010 * passes.c (pass_inline_parameters): Update comments; remove
8011 O0_alwaysinline pass.
8012 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8013 (execute_one_pass): Likewise.
8014 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8015 (ix86_function_sseregparm): Likewise.
8016 * arm.c (arm_function_in_section_p): Likewise.
8017 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8018 * varpool.c: Update comments.
8019 (decide_is_variable_needed): Remove unit-at-a-time checks.
8020 (varpool_finalize_decl): Likewise.
8022 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8024 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8026 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8028 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8030 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8031 imp symbol extension.
8033 2008-07-23 Ian Lance Taylor <iant@google.com>
8035 * tree-vrp.c (infer_value_range): Ignore asm statements when
8036 looking for memory accesses for -fdelete-null-pointer-checks.
8038 2008-07-24 Ben Elliston <bje@au.ibm.com>
8040 * config/spu/spu-c.c (__vector_keyword): New variable.
8041 (vector_keyword): Likewise.
8042 (spu_categorize_keyword): New function.
8043 (spu_macro_to_expand): Likewise.
8044 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8045 compiling an ISO C dialect.
8047 2008-07-24 Ben Elliston <bje@au.ibm.com>
8049 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8052 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8054 * configure: Regenerate.
8055 * configure.ac: Require texinfo 4.7.
8056 * doc/install.texi: Document texinfo 4.7 requirement.
8058 2008-07-23 Martin Jambor <mjambor@suse.cz>
8060 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8061 rather than for DECL_SAVED_TREE.
8062 * ipa-prop.c: Include diagnostic.h.
8063 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8065 (ipa_detect_param_modifications): Function rewritten from scratch.
8066 (ipa_compute_jump_functions): Changed accesses to modification flags.
8067 (ipa_free_node_params_substructures): Update flags destruction.
8068 (ipa_node_duplication_hook): Update flags duplication.
8069 (ipa_print_all_params_modified): Updated flag access.
8070 * ipa-prop.h (struct ipa_param_flags): New structure.
8071 (struct ipa_node_params): New field modification_analysis_done,
8072 modified_flags changed into param_flags.
8073 (ipa_is_ith_param_modified): Changed to use new flags.
8074 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8076 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8077 ipa-cp.c and split into two functions.
8078 (ipa_print_node_jump_functions): New function.
8079 (compute_scalar_jump_functions): New function.
8080 (type_like_member_ptr_p): New function.
8081 (compute_pass_through_member_ptrs): New function.
8082 (fill_member_ptr_cst_jump_function): New function.
8083 (determine_cst_member_ptr): New function.
8084 (compute_cst_member_ptr_arguments): New function.
8085 (ipa_compute_jump_functions): Complete rewrite.
8086 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8087 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8088 (struct ipa_member_ptr_cst): New structure.
8089 (union jump_func_value): New field member_cst.
8090 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8091 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8092 jump function types.
8093 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8094 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8095 instead of ipcp_print_all_jump_functions.
8096 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8097 only for replacable scalars.
8099 * doc/invoke.texi (Optimize options): Add description of
8100 -findirect-inlining.
8101 * common.opt (flag_indirect_inlining): New flag.
8102 * opts.c (decode_options): Set flag_indirect_inlining when
8105 * ipa-inline.c: Include ipa-prop.h.
8106 (inline_indirect_intraprocedural_analysis): New function.
8107 (inline_generate_summary): Allocate parameter and argument info
8108 structures, call inline_indirect_intraprocedural_analysis on each
8109 node when doing indirect inlining and deallocate indirect inlining
8110 data structures in the end.
8111 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8112 (free_all_ipa_structures_after_iinln): New function.
8113 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8115 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8117 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8118 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8119 of computing the frequency separately.
8120 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8121 of computing the frequency separately.
8122 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8123 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8124 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8125 (ipa_get_stmt_member_ptr_load_param): New function.
8126 (ipa_is_ssa_with_stmt_def): New function.
8127 (ipa_note_param_call): New function.
8128 (ipa_analyze_call_uses): New function.
8129 (ipa_analyze_stmt_uses): New function.
8130 (ipa_analyze_params_uses): New function.
8131 (ipa_free_node_params_substructures): Also free the param_calls linked
8133 (ipa_node_duplication_hook): Also duplicate the param_calls
8135 (ipa_print_node_param_flags): New function.
8136 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8137 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8138 * ipa-prop.h (struct ipa_param_flags): New field called.
8139 (struct ipa_param_call_note): New structure.
8140 (struct ipa_node_params): New fields param_calls and
8142 (ipa_is_ith_param_called): New function.
8143 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8144 ipa_analyze_params_uses and dump parameter flags.
8146 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8147 ipa_propagate_indirect_call_infos if performing indirect inlining,
8148 pass a new parameter new_edges to it.
8149 (add_new_edges_to_heap): New fucntion.
8150 (cgraph_decide_inlining_of_small_functions): New vector
8151 new_indirect_edges for newly found indirect edges , call
8152 ipa_propagate_indirect_call_infos after inlining.
8153 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8154 inlining if performing indirect inlining. Call
8155 free_all_ipa_structures_after_iinln when doing so too.
8156 (inline_generate_summary): Do not call
8157 free_all_ipa_structures_after_iinln here.
8158 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8159 (print_edge_addition_message): New function.
8160 (update_call_notes_after_inlining): New function.
8161 (propagate_info_to_inlined_callees): New function.
8162 (ipa_propagate_indirect_call_infos): New function.
8163 * ipa-prop.h: Include cgraph.h
8164 (struct ipa_param_call_note): Fields reordered, new field processed.
8165 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8167 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8168 rediscovered call statements.
8169 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8170 (dump_cgraph_node): Dump also the indirect_call flag.
8171 (cgraph_clone_edge): Copy also the indirect_call flag.
8172 * tree-inline.c (copy_bb): Do not check for fndecls from call
8173 expressions, check for edge availability when moving clones.
8174 (get_indirect_callee_fndecl): New function.
8175 (expand_call_inline): If callee declaration is not apprent from
8176 the statement, try calling get_indirect_callee_fndecl. Do not
8177 issue warnings or call sorry when not inlinings an indirect edge.
8178 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8180 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8181 bit more frandly to matching.
8182 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8183 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8184 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8186 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8189 * opth-gen.awk: Suppress function specific features when building
8191 * optc-gen.awk: Ditto.
8193 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8196 * diagnostic.c (pedwarn): Add opt parameter.
8198 * c-tree.h (pedwarn_init): Add opt parameter.
8199 (pedwarn_c90): Likewise.
8200 (pedwarn_c99): Likewise.
8201 * c-errors.c (pedwarn_c99): Likewise.
8202 (pedwarn_c90): Likewise.
8203 * toplev.h (pedwarn): Update declaration.
8204 (pedwarn0): Declare.
8205 * c-lex.c: All calls to pedwarn changed.
8206 * builtins.c: All calls to pedwarn changed.
8207 * toplev.c: All calls to pedwarn changed.
8208 * c-decl.c: All calls to pedwarn changed.
8209 * c-typeck.c: All calls to pedwarn changed.
8210 * c-common.c: All calls to pedwarn changed.
8211 * c-parser.c: All calls to pedwarn changed.
8213 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8214 Karthik Kumar <karthikkumar@gmail.com>
8216 * attribs.c (file scope): Include c-common.h.
8217 (decl_attributes): Add support for #pragma GCC optimize and
8220 * targhooks.c (default_can_inline_p): New function that is the
8221 default for the TARGET_CAN_INLINE_P target hook.
8223 * targhooks.h (default_can_inline_p): Add declaration.
8225 * tree.c (cl_optimization_node): New static tree for building
8226 OPTIMIZATION_NODE tree.
8227 (cl_target_option_node): New static tree for building
8228 TARGET_OPTION_NODE tree.
8229 (cl_option_hash_table): New hash table for hashing
8230 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8231 (cl_option_hash_hash): New function to provide the hash value for
8232 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8233 (cl_option_hash_eq): New function to provide an equality test for
8234 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8235 (tree_code_size): Add support for OPTIMIZATION_NODE and
8236 TARGET_OPTION_NODE trees.
8237 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8238 TARGET_OPTION_NODE trees.
8239 (build_optimization_node): Build a tree that has all of the
8240 current optimization options.
8241 (build_target_option_node): Build a tree that has the target
8242 options that might be changed on a per function basis.
8244 * tree.h (file scope): Include options.h.
8245 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8246 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8247 (TREE_OPTIMIZATION): Ditto.
8248 (TREE_TARGET_SPECIFIC): Ditto.
8249 (struct tree_function_decl): Add fields for remembering the
8250 current optimization options and target specific options.
8251 (struct tree_optimization_option): New tree variant that remembers
8252 the optimization options.
8253 (struct tree_target_option): New tree variant that remembers the
8254 target specific flags that might change for compiling a particular
8256 (union tree_node): Include tree_optimization_option and
8257 tree_target_option fields.
8258 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8259 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8260 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8261 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8262 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8263 optimization and target options.
8264 (optimization_default_node): New macro to refer to global_trees
8266 (optimization_current_node): Ditto.
8267 (optimization_cold_node): Ditto.
8268 (optimization_hot_node): Ditto.
8269 (target_option_default_node): Ditto.
8270 (target_option_current_node): Ditto.
8271 (current_option_pragma): Ditto.
8272 (current_optimize_pragma): Ditto.
8274 * target.h (struct gcc_target): Add valid_option_attribute_p,
8275 target_option_save, target_option_restore, target_option_print,
8276 target_option_pragma_parse, and can_inline_p hooks.
8278 * toplev.h (parse_optimize_options): Add declaration.
8279 (fast_math_flags_struct_set_p): Ditto.
8281 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8282 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8285 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8286 tree_can_inline_p hook to see if one function can inline another.
8287 (cgraph_decide_inlining): Ditto.
8288 (cgraph_decide_inlining_incrementally): Ditto.
8290 * opts.c (decode_options): Add support for running multiple times
8291 to allow functions with different target or optimization options
8292 than was specified on the command line.
8293 (fast_math_flags_struct_set_p): New function that is similar to
8294 fast_math_flags_set_p, except it uses the values in the
8295 cl_optimization structure instead of global variables.
8297 * optc-gen.awk: Add support for TargetSave to allow a back end to
8298 declare new fields that need to be saved when using function
8299 specific options. Include flags.h and target.h in the options.c
8300 source. Add support for Save to indicate which options can be set
8301 for individual functions. Generate cl_optimize_save,
8302 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8303 cl_target_option_restore, cl_target_option_print functions to
8304 allow functions to use different optimization or target options.
8306 * opt-functions.awk (var_type_struct): Return the type used for
8307 storing the field in a structure.
8309 * opth-gen.awk: Add support for TargetSave to allow a back end to
8310 declare new fields that need to be saved when using function
8311 specific options. Add support for Save to indicate which options
8312 can be set for individual functions. Only generate one extern for
8313 Mask fields. Generate cl_optimization and cl_target_option
8314 structures to remember optimization and target options.
8316 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8317 collecting new tree nodes.
8318 (TS_TARGET_OPTION): Ditto.
8320 * c-decl.c (merge_decls): Merge function specific target and
8321 optimization options.
8323 * function.c (invoke_set_current_function_hook): If the function
8324 uses different optimization options, change the global variables
8327 * coretypes.h (struct cl_optimization): Add forward reference.
8328 (struct cl_target_option): Ditto.
8330 * c-pragma.c (option_stack): New static vector to remember the
8331 current #pragma GCC option stack.
8332 (handle_pragma_option): New function to support #pragma GCC option
8333 to change target options.
8334 (optimize_stack): New static vector to remember the current
8335 #pragma GCC optimize stack.
8336 (handle_pragma_optimize): New function to support #pragma GCC
8337 optimize to change optimization options.
8338 (init_pragma): Add support for #pragma GCC optimize and #pragma
8341 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8342 optimization options.
8343 (TARGET_OPTION_NODE): New tree code for remembering certain target
8346 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8347 TARGET_OPTION_NODE trees.
8349 * common.opt (-O): Add Optimization flag.
8351 (-fmath-errno): Ditto.
8352 (-falign-functions): Add UInteger flag to make sure flag gets full
8353 int in cl_optimization structure.
8354 (-falign-jumps): Ditto.
8355 (-falign-labels): Ditto.
8356 (-falign-loops): Ditto.
8357 (-fsched-stalled-insns): Ditto.
8358 (-fsched-stalled-insns-dep): Ditto.
8360 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8362 (TARGET_OPTION_SAVE): Ditto.
8363 (TARGET_OPTION_RESTORE): Ditto.
8364 (TARGET_OPTION_PRINT): Ditto.
8365 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8366 (TARGET_CAN_INLINE_P): Ditto.
8367 (TARGET_INITIALIZER): Add new hooks.
8369 * tree-inline.c (tree_can_inline_p): New function to determine
8370 whether one function can inline another. Check if the functions
8371 use compatible optimization options, and also call the backend
8374 * tree-inline.h (tree_can_inline_p): Add declaration.
8376 * c-common.c (c_common_attribute): Add support for option and
8377 optimize attributes.
8378 (handle_option_attribute): Add support for the option attribute to
8379 allow the user to specify different target options for compiling a
8381 (handle_optimize_attribute): Add support for the optimize
8382 attribute to allow the user to specify different optimization
8383 options for compiling a specific function.
8384 (handle_hot_attribute): Turn on -O3 optimization for this one
8385 function if it isn't the default optimization level.
8386 (handle_cold_attribute): Turn on -Os optimization for this one
8387 function if it insn't the default optimization.
8388 (const_char_p): New const char * typedef.
8389 (optimize_args): New static vector to remember the optimization
8391 (parse_optimize_options): New function to set up the optimization
8392 arguments from either the optimize attribute or #pragma GCC optimize.
8394 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8395 (builtin_define_std): Ditto.
8397 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8398 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8399 (x86_64-*-*): Ditto.
8401 * Makefile.in (TREE_H): Add options.h.
8402 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8404 * doc/extend.texi (option attribute): Document new attribute.
8405 (optimize attribute): Ditto.
8406 (hot attribute): Document hot attribute sets -O3.
8407 (cold attribute): Document cold attribute sets -Os.
8408 (#pragma GCC option): Document new pragma.
8409 (#pragma GCC optimize): Ditto.
8411 * doc/options.texi (TargetSave): Document TargetSave syntax.
8412 (UInteger): Document UInteger must be used for certain flags.
8413 (Save): Document Save option to create target specific options
8414 that can be saved/restored on a function specific context.
8416 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8417 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8419 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8420 (TARGET_OPTION_SAVE): Ditto.
8421 (TARGET_OPTION_RESTORE): Ditto.
8422 (TARGET_OPTION_PRINT): Ditto.
8423 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8424 (TARGET_CAN_INLINE_P): Ditto.
8426 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8428 (-mfpmath=both): Ditto.
8430 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8431 Karthik Kumar <karthikkumar@gmail.com>
8433 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8434 (TARGET_POPCNT): Ditto.
8435 (TARGET_SAHF): Ditto.
8436 (TARGET_AES): Ditto.
8437 (TARGET_PCLMUL): Ditto.
8438 (TARGET_CMPXCHG16B): Ditto.
8439 (TARGET_RECIP): Move switch into target_flags.
8440 (TARGET_FUSED_MADD): Ditto.
8441 (ix86_arch_features): Make an unsigned char type.
8442 (ix86_tune_features): Ditto.
8443 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8444 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8445 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8447 * config/i386/i386.opt (arch): New TargetSave field to define
8448 fields that need to be saved for function specific option support.
8451 (branch_cost): Ditto.
8452 (ix86_isa_flags_explicit): Ditto.
8453 (tune_defaulted): Ditto.
8454 (arch_specified): Ditto.
8455 (-m128-long-double): Add Save flag to save option for target
8456 specific option support.
8458 (-maccumulate-outgoing-args): Ditto.
8459 (-malign-double): Ditto.
8460 (-malign-stringops): Ditto.
8461 (-mfancy-math-387): Ditto.
8462 (-mhard-float): Ditto.
8464 (-minline-all-stringops): Ditto.
8465 (-minline-stringops-dynamically): Ditto.
8466 (-mms-bitfields): Ditto.
8467 (-mno-align-stringops): Ditto.
8468 (-mno-fancy-math-387): Ditto.
8469 (-mno-push-args): Ditto.
8470 (-mno-red-zone): Ditto.
8471 (-mpush-args): Ditto.
8472 (-mred-zone): Ditto.
8474 (-msseregparm): Ditto.
8475 (-mstack-arg-probe): Ditto.
8490 (-mrecip): Move flag into target_flags.
8492 (-mno-fused-madd): Ditto.
8493 (-mfused-madd): Ditto.
8494 (-mabm): Move flag into ix86_isa_flags.
8501 * config/i386/i386-c.c: New file for #pragma support.
8502 (ix86_target_macros_internal): New function to #define or #undef
8503 target macros based when the user uses the #pragma GCC option to
8504 change target options.
8505 (ix86_pragma_option_parse): New function to add #pragma GCC option
8507 (ix86_target_macros): Move defining the target macros here from
8508 TARGET_CPU_CPP_BUILTINS in i386.h.
8509 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8510 defined, initialize any subtarget #pragmas.
8512 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8513 REGISTER_TARGET_PRAGMAS.
8515 * config/i386/t-i386: New file for x86 dependencies.
8516 (i386.o): Make dependencies mirror the include files used.
8517 (i386-c.o): New file, add dependencies.
8519 * config/i386/i386-protos.h (override_options): Add bool argument.
8520 (ix86_valid_option_attribute_tree): Add declaration.
8521 (ix86_target_macros): Ditto.
8522 (ix86_register_macros): Ditto.
8524 * config/i386/i386.c (ix86_tune_features): Move initialization of
8525 the target masks to initial_ix86_tune_features to allow functions
8526 to have different target options. Make type unsigned char,
8527 instead of unsigned int.
8528 (initial_ix86_tune_features): New static vector to hold processor
8529 masks for the tune variables.
8530 (ix86_arch_features): Move initialization of the target masks to
8531 initial_ix86_arch_features to allow functions to have different
8532 target options. Make type unsigned char, instead of unsigned int.
8533 (initial_ix86_arch_features): New static vector to hold processor
8534 masks for the arch variables.
8535 (enum ix86_function_specific_strings): New enum to describe the
8536 string options used for attribute((option(...))).
8537 (ix86_target_string): New function to return a string that
8538 describes the target options.
8539 (ix86_debug_options): New function to print the current options in
8541 (ix86_function_specific_save): New function hook to save the
8542 function specific global variables in the cl_target_option structure.
8543 (ix86_function_specific_restore): New function hook to restore the
8544 function specific variables from the cl_target_option structure to
8545 the global variables.
8546 (ix86_function_specific_print): New function hook to print the
8547 target specific options in the cl_target_option structure.
8548 (ix86_valid_option_attribute_p): New function hook to validate
8549 attribute((option(...))) arguments.
8550 (ix86_valid_option_attribute_tree): New function that is common
8551 code between attribute((option(...))) and #pragma GCC option
8552 support that parses the options and returns a tree holding the options.
8553 (ix86_valid_option_attribute_inner_p): New helper function for
8554 ix86_valid_option_attribute_tree.
8555 (ix86_can_inline_p): New function hook to decide if one function
8556 can inline another on a target specific basis.
8557 (ix86_set_current_function); New function hook to switch target
8558 options if the user used attribute((option(...))) or #pragma GCC
8560 (ix86_tune_defaulted): Move to static file scope from
8562 (ix86_arch_specified): Ditto.
8563 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8565 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8566 (OPTION_MASK_ISA_ABM_SET): Ditto.
8567 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8568 (OPTION_MASK_ISA_CX16_SET): Ditto.
8569 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8570 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8571 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8572 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8573 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8574 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8575 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8576 (struct ptt): Move to static file scope from override_options.
8577 (processor_target_table): Ditto.
8579 (ix86_handle_option): Add support for options that are now isa options.
8580 (override_options): Add support for declaring functions that
8581 support different target options than were specified on the
8582 command line. Move struct ptt, processor_target_table, cpu_names,
8583 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8584 Add bool argument. Fix up error messages so the appropriate error
8585 is given for either command line or attribute.
8586 (ix86_previous_fndecl): New static to remember previous function
8587 declaration to see if we need to change target options.
8588 (ix86_builtins_isa): New array to record the ISA of each builtin
8590 (def_builtin): Always create the builtin function, even if the
8591 current ISA doesn't support it.
8592 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8593 tests for those builtins.
8594 (ix86_init_builtins): Remove TARGET_MMX test for calling
8595 ix86_init_mmx_sse_builtins.
8596 (ix86_expand_builtin): If the current ISA doesn't support a given
8597 builtin, signal an error.
8598 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8599 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8600 (TARGET_OPTION_SAVE): Ditto.
8601 (TARGET_OPTION_RESTORE): Ditto.
8602 (TARGET_OPTION_PRINT): Ditto.
8603 (TARGET_CAN_INLINE_P): Ditto.
8605 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8607 * c-typeck.c (build_external_ref): Don't call assemble_external.
8608 * final.c (output_operand): Call assemble_external.
8610 2008-07-21 DJ Delorie <dj@redhat.com>
8612 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8613 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8615 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8617 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8618 original insn and splitter contents into ...
8619 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8620 flag_unsafe_math_optimizations. Add dummy scratch register.
8621 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8622 !flag_unsafe_math_optimizations. Returns number with next
8623 highest magnitude if this is still less or equal to the true
8624 quotient in magnitude.
8626 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8628 * Makefile.in: Replace toplev.h with TOPLEV_H.
8629 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8630 * c-lex.c (fe_file_change): Don't set in_system_header.
8631 * c-parser.c (c_token): Remove in_system_header.
8632 (c_lex_one_token): Don't set in_system_header.
8633 (c_parser_set_source_position_from_token): Don't set in_system_header.
8634 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8637 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8638 * flags.h (in_system_header): Remove.
8639 * function.c (saved_in_system_header): Remove.
8640 (push_cfun): Don't set in_system_header.
8641 (pop_cfun): Don't set in_system_header.
8642 (push_struct_function): Don't set in_system_header.
8643 * input.h (expanded_location): Add sysp.
8644 (in_system_header_at): New.
8645 (in_system_header): New.
8646 * toplev.c (in_system_header): Remove.
8647 * toplev.h: Include input.h
8649 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8650 * tree-ssa.c (warn_uninit): Call warning_at.
8651 (warn_uninitialized_var): Update calls to warn_uninit.
8652 (warn_uninitialized_phi): Update calls to warn_uninit.
8653 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8654 (expand_location): Initialize xloc.sysp.
8655 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8656 (tree_decl_with_vis): Remove in_system_header_flag.
8658 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8661 * recog.c (asm_operand_ok): Change the order of the extra
8662 memory constraint checks.
8664 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8667 * tree-switch-conversion.c (build_one_array): Call
8668 varpool_mark_needed_node and varpool_finalize_decl
8669 instead of assemble_variable.
8671 2008-07-19 Jan Hubicka <jh@suse.cz>
8673 * cgraph.c (cgraph_add_new_function): Do early local passes.
8674 * tree-nrv.c (gate_pass_return_slot): New gate.
8675 (pass_nrv): Add the gate.
8676 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8678 (coalesce_ssa_name): Coalesce SSA names.
8679 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8680 not optimizing so unused user vars remains visible.
8681 * common.opt (flag_tree_ter): Always enable by default.
8682 * tree-ssa-ter.c: Include flags.h
8683 (is_replaceable_p): Check that locations match; when aliasing
8684 is missing be conservative about loads.
8685 * tree-optimize.c (gate_init_datastructures): Remove.
8686 (pass_init_datastructures): New.
8687 * passes.c: Reorder passes so we always go into SSA.
8689 2008-07-19 Jan Hubicka <jh@suse.cz>
8691 * doc/extend.texi (flatten attribute): Remove note about
8693 * doc/invoke.texi (--combine): Likewise.
8694 (-finline-functions-called-once): Update levels when enabled.
8695 (-funit-at-a-time): Document new behaviour.
8696 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8697 -fno-section-anchors when disabled explicitly.
8698 (inline params): They are not ignored now.
8699 (precompiled headers): Remove unit-at-a-time as being incompatible.
8700 * opts.c (decode_options): Handle unit-at-a-time as alias;
8701 imply -fno-section-anchors when toplevel reorder is disabled
8703 * common.opt (ftoplevel-reorder): Set default value to 2.
8704 (funit-at-a-time): Set default value to 1.
8705 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8708 2008-07-19 Jan Hubicka <jh@suse.cz>
8710 * builtins.c (expand_builtin_int_roundingfn,
8711 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8714 2008-07-19 Richard Guenther <rguenther@suse.de>
8717 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8718 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8719 * tree-ssa-pre.c (get_expr_value_id): For newly created
8720 constant value-ids make sure to add the expression to its
8723 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8726 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8727 return value of the builtin is ignored.
8729 2008-07-19 Olivier Hainque <hainque@adacore.com>
8731 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8732 bits, a C conformant malloc implementation has to provide.
8733 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8735 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8739 * reload.c (find_reloads_subreg_address): Only reload address if
8740 reloaded == 0, not for reloaded != 1.
8743 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8744 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8745 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8746 m32c_legitimize_reload_address.
8748 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8749 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8750 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8752 2008-07-19 Olivier Hainque <hainque@adacore.com>
8754 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8755 argument, saying whether nested array are to be collapsed
8756 into a single array type DIE with multiple subscripts.
8757 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8758 issues, centralize the nested array types collapsing control and
8759 disable the transformation for Ada.
8761 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8764 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8766 (x86_64_shift_adj_2): New expander.
8767 (x86_64_shift_adj_3): Ditto.
8768 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8769 to split TImode operands.
8770 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8771 (ix86_split_lshr): Ditto.
8773 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8775 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8776 and __CHAR32_TYPE__.
8777 * c-typeck.c (digest_init): Support char16_t and char32_t.
8778 (set_nonincremental_init_from_string): Idem.
8780 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8783 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8784 PREFERRED_STACK_BOUNDARY.
8785 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8787 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8790 * function.c (locate_and_pad_parm): Cap boundary earlier.
8792 2008-07-17 Julian Brown <julian@codesourcery.com>
8794 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8795 no-op for targets which don't use DLLs.
8797 2008-07-17 Martin Jambor <mjambor@suse.cz>
8799 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8800 that nodes are relevant by examining the node->analyzed flag.
8801 (ipcp_init_stage): Check which nodes are relevant, assert that the
8802 relevant ones are also required.
8803 (ipcp_propagate_stage): Check on the side arrays are properly
8805 (ipcp_print_all_jump_functions): Make sure not to touch any node
8806 that is not analyzed or an edge that does not have a corresponding
8807 entry in the on-the-side vectors.
8808 (ipcp_function_scale_print): Likewise.
8809 (ipcp_update_callgraph): Check that the node is relevant.
8810 (ipcp_insert_stage): Check that the node is relevant. Check there is
8811 an info for every node and edge.
8812 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8813 (ipa_print_all_tree_maps): Likewise and a new variable info.
8814 (ipa_print_all_params_modified): Likewise.
8815 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8817 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8820 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8822 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8824 PR rtl-optimization/36753
8825 * fwprop.c (use_killed_between): Don't shortcut
8826 single-definition global registers.
8828 2008-07-16 Jan Hubicka <jh@suse.cz>
8830 * cgraph.h (varpool_empty_needed_queue): Declare.
8831 * cgraphunit.c (output_in_order): Mark all variables as needed;
8833 * varpool.c (varpool_assemble_node): Update debug queue.
8834 (varpool_assemble_pending_decls): Don't do it here.
8835 (varpool_empty_needed_queue): New function.
8837 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8839 * recog.c (peephole2_optimize): Fix formatting.
8841 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8843 * c-pch.c (get_ident): Avoid C++ keywords.
8844 * combine-stack-adj.c (single_set_for_csa): Likewise.
8845 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8846 output_asm_insn): Likewise.
8847 * reload.c (push_secondary_reload, find_reusable_reload,
8848 push_reload, combine_reloads, find_reloads,
8849 debug_reload_to_stream): Likewise.
8850 * reload.h (struct reload): Likewise.
8851 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8852 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8853 emit_output_reload_insns): Likewise.
8854 * targhooks.c (default_secondary_reload): Likewise.
8855 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8857 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8859 * recog.c (validate_change_1, validate_change,
8860 validate_unshare_change, validate_replace_rtx_1, struct
8861 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8863 * reload.c (push_secondary_reload, secondary_reload_class,
8864 scratch_reload_class, find_valid_class, find_reusable_reload,
8865 push_reload, find_dummy_reload, find_reloads_address_1,
8866 find_reloads_address_part, find_equiv_reg): Likewise.
8867 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8868 choose_reload_regs): Likewise.
8869 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8871 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8872 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8873 * sched-rgn.c (concat_INSN_LIST): Likewise.
8874 * stor-layout.c (mode_for_size, mode_for_size_tree,
8875 smallest_mode_for_size): Likewise.
8877 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8879 * cfg.c (dump_reg_info): Avoid C++ keywords.
8880 * dwarf2asm.c (dw2_force_const_mem,
8881 dw2_asm_output_encoded_addr_rtx): Likewise.
8882 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8883 * expmed.c (expand_shift): Likewise.
8884 * global.c (find_reg): Likewise.
8885 * graph.c (draw_edge): Likewise.
8886 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8887 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8888 widen_clz, widen_bswap, expand_parity, expand_unop,
8889 emit_cmp_and_jump_insn_1): Likewise.
8890 * postreload.c (reload_cse_simplify_operands): Likewise.
8891 * ra.h (add_neighbor): Likewise.
8892 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8893 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8894 record_reg_classes, copy_cost, record_address_regs,
8895 invalid_mode_change_p): Likewise.
8896 * regrename.c (regrename_optimize, scan_rtx_reg,
8897 dump_def_use_chain, find_oldest_value_reg,
8898 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8900 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8902 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8903 MASK_POWERPC64 for power4 in previous commit.
8905 2008-07-16 Olivier Hainque <hainque@adacore.com>
8907 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8908 instead of bare conversion to cast const-ness away.
8910 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8912 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8913 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8914 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8915 (TARGET_FUNCTION_VALUE): Define.
8917 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8919 * config/rs6000/rs6000.c (processor_target_table): Add
8920 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8922 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8925 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8926 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8927 m32c_legitimize_reload_address.
8929 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8931 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8932 DECL_IN_SYSTEM_HEADER in sync.
8934 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8936 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8937 * tree-ssa-pre.c (pre_expr_eq): Ditto
8938 (get_constant_for_value_id): Take a type as an argument.
8939 (fully_constant_expression): Pass in type.
8940 (find_or_generate_expression): Short circuit constant case.
8941 (create_expression_by_pieces): Remove special casing of
8943 (do_regular_insertion): Short circuit constant case.
8944 (do_partial_partial_insertion): Ditto.
8946 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8949 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8951 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8953 * config/xtensa/libgcc-xtensa.ver: New file.
8954 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8956 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8958 * df-problems.c (df_set_note): Avoid C++ keywords.
8959 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8960 * dse.c (record_store, remove_useless_values): Likewise.
8961 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8962 gen_reg_rtx_offset, operand_subword, change_address_1,
8963 change_address, adjust_address_1, offset_address,
8964 widen_memory_access, emit_copy_of_insn_after): Likewise.
8965 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8966 * fwprop.c (should_replace_address, propagate_rtx_1,
8967 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8969 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8970 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8971 * lcm.c (compute_insert_delete, pre_edge_lcm,
8972 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8973 * lower-subreg.c (resolve_reg_notes): Likewise.
8974 * mode-switching.c (optimize_mode_switching): Likewise.
8976 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8978 * bt-load.c (add_btr_def, migrate_btr_def,
8979 branch_target_load_optimize): Avoid C++ keywords.
8980 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8982 * combine.c (subst, simplify_set, make_extraction,
8983 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8984 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8985 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8987 2008-07-15 Richard Guenther <rguenther@suse.de>
8990 * c-common.c (strict_aliasing_warning): Do not warn for
8991 TYPE_REF_CAN_ALIAS_ALL pointers.
8992 (c_common_get_alias_set): may_alias types are not special.
8993 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8994 attribute and set can_ref_all accordingly.
8995 (build_reference_type_for_mode): Likewise.
8996 * doc/extend.texi (may_alias): Clarify.
8998 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9001 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9002 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9004 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9007 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9008 gcc_assert, instead call output_operand_lossage.
9010 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9012 * builtins.c (std_canonical_va_list): Treat structure based
9015 2008-07-15 Ben Elliston <bje@au.ibm.com>
9017 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9019 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9021 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9024 2008-07-14 Jan Hubicka <jh@suse.cz>
9026 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9027 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9028 fix predicates and constraints.
9029 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9030 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9032 2008-07-14 Doug Kwan <dougkwan@google.com>
9034 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9035 additional option file arm/eabi.opt.
9036 * config/arm/eabi.h (File): New configuration file for EABI targets.
9037 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9038 SUBSUBTARGET_EXTRA_SPECS.
9039 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9040 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9041 from STARTFILE_SPEC so that it can be referenced in an override.
9042 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9043 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9044 can be referenced in an override.
9045 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9046 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9047 so that it can be referenced in an override.
9048 (LINK_SPEC): Use BPABI_LINK_SPEC.
9049 * config/arm/eabi.opt (File): New.
9051 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9053 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9054 (FIXED_VALUE_H): New variable.
9055 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9056 input.h, fixed-value.h.
9057 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9058 (BASIC_BLOCK_H): Use $(BITMAP_H).
9059 (FUNCTION_H): Add varray.h.
9060 (IPA_REFERENCE_H): Use $(BITMAP_H).
9061 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9062 (DF_H): Use $(BITMAP_H).
9063 (GGC_H): Add statistics.h.
9065 (INSN_ATTR_H): Use it.
9066 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9068 (SYMTAB_H): Add $(OBSTACK_H).
9069 (CPP_INTERNAL_H): New.
9070 (TREE_DUMP_H): Add tree-pass.h.
9071 (TREE_FLOW_H): Use $(BITMAP_H)
9072 (PRETTY_PRINT_H): Use $(INPUT_H).
9073 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9076 (many object files): Fix lots of header dependencies throughout.
9078 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9080 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9082 (s-gtyp-input): Use them to write tmp-gi.list.
9083 (echo_to_gi.list): Remove.
9085 2008-07-14 Richard Guenther <rguenther@suse.de>
9087 * tree-ssa-sccvn.c (pre_info): Remove.
9088 (switch_to_PRE_table): Likewise.
9089 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9090 (set_hashtable_value_ids): Do not create value-ids for the
9092 (run_scc_vn): Remove double test. Remove bogus special-case
9093 in value-number printing.
9094 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9095 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9097 * tree-flow-inline.h (get_value_handle): Remove.
9098 * tree-flow.h (get_value_handle): Remove.
9100 2008-07-14 Martin Jambor <mjambor@suse.cz>
9102 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9103 in which we generate arithmetics is not a subrange.
9105 2008-07-14 Martin Jambor <mjambor@suse.cz>
9107 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9109 2008-07-14 Richard Guenther <rguenther@suse.de>
9111 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9113 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9116 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9117 reload for symbol refs moved to r0 with -fPIC.
9118 (legitimize_pic_address): Use the target register as temporary
9120 (emit_symbolic_move): Adjust comment.
9121 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9124 2008-07-14 Ben Elliston <bje@au.ibm.com>
9126 * c-common.h (C_CPP_HASHNODE): New macro.
9127 * coretypes.h (struct cpp_token): Forward declare.
9128 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9129 the context-sensitive keyword method.
9130 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9131 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9132 expand_bool_pixel): New.
9133 (altivec_categorize_keyword): New function.
9134 (init_vector_keywords): New function.
9135 (rs6000_macro_to_expand): Likewise.
9136 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9137 compiling an ISO C dialect.
9139 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9141 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9142 (create_expression_by_pieces): Fix typo.
9143 (do_regular_insertion): Use debug counter here too.
9145 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9148 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9149 CONST_OK_FOR_LETTER_P. All port-local users changed.
9150 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9151 implement Kp matching power-of-two.
9152 (CONSTRAINT_LEN): Define to match.
9153 * config/cris/cris.md: Replace all use of constraint K with Kc.
9154 ("*btst*): Use Kp for operand 0 of last alternative.
9156 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9159 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9162 2008-07-13 Jan Hubicka <jh@suse.cz>
9164 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9167 2008-07-13 Richard Guenther <rguenther@suse.de>
9170 * langhooks.c (lhd_print_error_function): Deal with recursive
9173 2008-07-12 Jan Hubicka <jh@suse.cz>
9175 * cgraph.c (assembler_name_hash): New static var.
9176 (hash_node_by_assembler_name, eq_assembler_name): New.
9177 (cgraph_node_for_asm): Use hashtable.
9178 (cgraph_remove_node): Maintain hashtable.
9179 (change_decl_assembler_name): Sanity check that names are not changing
9180 after aliasing was processed.
9181 * cgraph.h (varpoon_node): Add next GGC marker.
9182 * tree.c (decl_assembler_name_equal): Constify.
9183 (decl_assembler_name_hash): New.
9184 * tree.h (decl_assembler_name_equal): Constify.
9185 (decl_assembler_name_hash): Update.
9187 2008-07-12 David Daney <ddaney@avtrex.com>
9189 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9192 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9194 * doc/md.texi: Document the MIPS "v" constraint.
9195 * config/mips/mips.h (reg_class): Revert last change.
9196 (REG_CLASS_NAMES): Likewise.
9197 (REG_CLASS_CONTENTS): Likewise.
9198 * config/mips/mips.c (mips_regno_to_class): Likewise.
9199 * config/mips/constraints.md (v): Likewise, but add documentation.
9200 Add a comment to say that this constraint should not be used in
9203 2008-07-11 DJ Delorie <dj@redhat.com>
9205 * config/h8300/h8300.md (length): Fix branch offset limit.
9207 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9209 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9210 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9211 (avr_hard_regno_scratch_ok): New function.
9212 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9213 * config/avr/avr.md (all peepholes that request a scratch register):
9214 Remove avr_peep2_scratch_safe use.
9216 2008-07-11 Tom Tromey <tromey@redhat.com>
9217 Ian Lance Taylor <iant@google.com>
9219 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9220 (struct c_common_resword): Define.
9221 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9222 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9223 (c_common_reswords, num_c_common_reswords): Declare.
9224 * c-common.c (c_common_reswords): New global const array.
9225 (num_c_common_reswords): New const int.
9226 * c-parser.c (struct resword, reswords): Don't define.
9227 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9228 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9229 than reswords. If warning about C++ keywords, give them a special
9231 (c_lex_one_token): Warn about C++ keywords. Call
9232 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9233 (c_parser_external_declaration): Look for RID_xxx rather than
9234 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9235 (c_parser_statement_after_labels): Likewise.
9236 (c_parser_objc_class_instance_variables): Likewise.
9237 (c_parser_objc_class_declaration): Likewise.
9238 (c_parser_objc_try_catch_statement): Likewise.
9239 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9240 (declspecs_add_type): Likewise.
9242 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9244 * ggc-page.c (alloc_page):
9245 Substituting xmalloc, xcalloc with
9246 XNEWVEC and XCNEWVAR macros which add the
9249 2008-07-11 Richard Guenther <rguenther@suse.de>
9251 PR tree-optimization/36765
9252 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9253 aliases from HEAP vars to SMTs.
9255 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9257 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9258 * configure.ac (loose_warn): Move -Wc++-compat from here...
9259 (strict_warn): ...to here.
9260 * configure: Regenerate.
9262 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9264 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9265 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9266 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9267 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9268 excluding more specific h8300-*-* and sh-*-* targets.
9270 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9272 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9274 (execute_pre): Call loop_optimizer_finalize in early exit.
9276 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9279 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9280 uids in the bitmap, not just VAR_DECL uids.
9282 PR rtl-optimization/36419
9283 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9284 (combine_stack_adjustments_for_block): Call it if needed. Delete
9286 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9287 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9288 prologue sp adjustment.
9290 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9293 * opts.c (print_ignored_options): Report postponed diagnostics for
9294 unknown -Wno-* options as warnings, not errors.
9295 (postpone_unknown_option_error): Renamed to...
9296 (postpone_unknown_option_warning): ... this.
9298 2008-07-09 Doug Kwan <dougkwan@google.com>
9301 2008-07-08 Doug Kwan <dougkwan@google.com>
9303 * config/arm/arm.opt (mandroid): New option.
9304 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9305 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9307 (CC1PLUS_SPEC): Same.
9309 (STARTFILE_SPEC): Same.
9310 (ENDFILE_SPEC): Same.
9311 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9314 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9317 * config/mips/mips.h (reg_class): Remove V1_REG.
9318 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9319 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9321 (mips_get_tp): New function.
9322 (mips_legitimize_tls_address): Use it.
9323 * config/mips/constraints.md (v): Delete.
9324 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9325 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9326 After reload, split into a move and ...
9327 (*tls_get_tp_<mode>_split): ...this new instruction.
9329 2008-07-09 David Daney <ddaney@avtrex.com>
9331 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9333 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9335 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9336 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9338 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9339 htab_delete should be called. Don't free c.
9340 (lookup_tmp_var): Create temp_htab lazily.
9341 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9342 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9344 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9345 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9346 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9347 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9348 * tree-sra.c (generate_element_init): Likewise.
9349 * tree-mudflap.c (execute_mudflap_function_ops,
9350 execute_mudflap_function_decls): Likewise.
9351 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9352 * tree-gimple.h (struct gimplify_ctx): New type.
9353 (push_gimplify_context): Adjust prototype.
9355 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9357 * tree-ssa-pre.c (phi_translate_1): Update placement of
9360 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9362 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9363 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9364 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9365 * targhooks.c (default_hard_regno_scratch_ok): New function.
9366 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9367 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9368 * recog.c: Include "target.h".
9369 (peep2_find_free_register): Add check for global regs. Add target
9371 * Makefile.in (recog.o): Depend on target.h.
9373 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9375 * config/sh/sh.c (sh_canonical_va_list_type): New.
9376 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9378 2008-07-09 Raksit Ashok <raksit@google.com>
9380 * doc/invoke.texi (Option Summary): Mention new option
9381 -Wdisallowed-function-list=...
9382 (Warning Options): Document -Wdisallowed-function-list=...
9383 * common.opt (Wdisallowed-function-list=): New flag.
9384 * flags.h (warn_disallowed_functions): External definition of new
9385 boolean warning flag.
9386 (warn_if_disallowed_function_p): Declare new function.
9387 * opts.c (warning_disallowed_functions): New static variable.
9388 (warn_disallowed_functions): New boolean warning flag.
9389 (warn_if_disallowed_function_p): New function.
9390 (add_comma_separated_to_vector): Rename
9391 add_instrument_functions_exclude_list to this.
9392 (common_handle_option): Handle new option. Rename calls to
9393 add_instrument_functions_exclude_list into calls to
9394 add_comma_separated_to_vector.
9395 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9396 based on flag warn_disallowed_functions.
9398 2008-07-09 Christian Bruel <christian.bruel@st.com>
9400 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9401 instead of get_attr_length.
9403 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9405 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9407 * genemit.c (gen_insn): Likewise.
9408 * gengtype.c (note_def_vec): Likewise.
9409 * gengtype.h (note_def_vec): Likewise.
9410 * genoutput.c (struct data, output_insn_data, process_template,
9411 gen_expand, gen_split, note_constraint): Likewise.
9412 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9413 make_insn_sequence): Likewise.
9414 * gensupport.c (record_insn_name): Likewise.
9416 2008-07-08 Doug Kwan <dougkwan@google.com>
9418 * config/arm/arm.opt (mandroid): New option.
9419 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9420 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9422 (CC1PLUS_SPEC): Same.
9424 (STARTFILE_SPEC): Same.
9425 (ENDFILE_SPEC): Same.
9426 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9429 2008-07-08 Raksit Ashok <raksit@google.com>
9431 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9432 (set_storage_via_setmem): Fix expected_align parameter.
9433 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9434 missing from the list.
9435 * doc/md.texi (movmem): Explicitly state that expected alignment is
9436 to be expressed in bytes.
9437 (setmem): Explicitly state that expected alignment is to be expressed
9440 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9442 * reload.c (find_reloads_subreg_address): Do not require validity
9443 of address in original mode before reloading address.
9445 2008-07-07 Tianwei Sheng <tianweis@google.com>
9447 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9448 bounds array access.
9450 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9452 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9454 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9456 Fix PR tree-optimization/23455
9457 Fix PR tree-optimization/35286
9458 Fix PR tree-optimization/35287
9459 * Makefile.in (OBJS-common): Remove tree-vn.o.
9460 (tree-vn.o): Remove.
9461 * dbgcnt.def: Add treepre_insert debug counter.
9462 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9463 (debug_value_expressions): Ditto.
9464 (print_value_expressions): Ditto.
9465 * tree-pretty-print.c (dump_generic_node): Updated for
9466 VALUE_HANDLE removal.
9467 * tree-ssa-dom.c (record_equality): Ditto.
9468 (cprop_operand): Ditto.
9469 (lookup_avail_expr): Ditto.
9470 * tree-ssa-threadedge.c
9471 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9472 (simplify_control_stmt_condition): Ditto.
9473 * tree.c (tree_code_size): Ditto.
9474 (tree_node_structure): Ditto.
9475 (iterative_hash_expr): Ditto.
9477 * tree.h (VALUE_HANDLE_ID): Ditto.
9478 (VALUE_HANDLE_EXPR_SET): Ditto.
9479 (struct tree_value_handle): Ditto.
9480 (union tree_node): Ditto.
9481 * treestruct.def: Ditto.
9482 * tree-vn.c: Removed.
9483 * tree-ssa-pre.c: Rewritten entirely.
9484 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9485 (constant_value_ids): Ditto.
9486 (vn_nary_op_t): Moved to header.
9488 (vn_reference_op_t): Ditto
9489 (vn_reference_t): Ditto.
9490 (next_value_id): New variable.
9491 (VN_INFO): Add an assert.
9492 (vn_constant_eq): New function.
9493 (vn_constant_hash): Ditto.
9494 (get_or_alloc_constant_value_id): Ditto.
9495 (value_id_constant_p): Ditto.
9496 (vn_reference_compute_hash): De-staticify.
9497 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9498 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9499 (valueize_refs): Update opcode if it changes from ssa name to constant.
9500 (vn_reference_lookup_1): Add new argument.
9501 (vn_reference_lookup): Ditto.
9502 (vn_reference_lookup_pieces): New function.
9503 (vn_reference_insert): Add return type. Modify to deal with value ids.
9504 (vn_reference_insert_pieces): New function.
9505 (vn_nary_op_compute_hash): De-staticify.
9506 (vn_nary_op_eq): Ditto.
9507 (vn_nary_op_lookup_pieces): New function.
9508 (vn_nary_op_lookup): Add new argument.
9509 (vn_nary_op_insert_pieces): New function.
9510 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9511 (vn_phi_insert): Ditto.
9512 (visit_unary_op): Update for callee changes.
9513 (visit_binary_op): Ditto.
9514 (visit_reference_op_load): Ditto.
9515 (visit_reference_op_store): Ditto.
9516 (init_scc_vn): Init next_value_id, constant_to_value_id and
9518 (free_scc_vn): Free them.
9519 (set_hashtable_value_ids): New function.
9520 (run_scc_vn): Use it.
9521 (get_max_value_id): New function.
9522 (get_next_value_id): Ditto.
9523 (expressions_equal_p): Moved from tree-vn.c
9524 (sort_vuses): Ditto.
9525 (sort_vuses_heap): Ditto.
9526 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9528 * tree.c (iterative_hash_hashval_t): Made non-static
9529 * tree.h (iterative_hash_hashval_t): Declare it.
9531 2008-07-08 Martin Jambor <mjambor@suse.cz>
9533 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9534 instead of ipa_create_node_params.
9535 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9536 ipa_check_create_edge_args, free them with
9537 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9539 * ipa-prop.c: Include flags.h and tree-inline.h.
9540 (ipa_node_params_vector): New variable.
9541 (ipa_edge_args_vector): New variable.
9542 (edge_removal_hook_holder): New variable.
9543 (node_removal_hook_holder): New variable.
9544 (edge_duplication_hook_holder): New variable.
9545 (node_duplication_hook_holder): New variable.
9546 (ipa_detect_param_modifications): Check for presence of modified flags.
9547 (ipa_compute_jump_functions): Check for presence of jump functions.
9548 (ipa_free_edge_args_substructures): New function.
9549 (ipa_create_node_params): Removed.
9550 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9551 (ipa_free_node_params_substructures): New function.
9552 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9554 (ipa_edge_removal_hook): New function.
9555 (ipa_node_removal_hook): New function.
9556 (duplicate_array): New function.
9557 (ipa_edge_duplication_hook): New function.
9558 (ipa_node_duplication_hook): New function.
9559 (ipa_register_cgraph_hooks): New function.
9560 (ipa_unregister_cgraph_hooks): New function.
9561 (free_all_ipa_structures_after_ipa_cp): New function.
9563 * ipa-prop.h: Include vec.h.
9564 (ipa_node_params_t): New typedef with vector types for it.
9565 (ipa_edge_args_t): New typedef with vector types for it.
9566 (IPA_NODE_REF): Changed to access an on-the-side vector.
9567 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9568 (ipa_check_create_node_params): New function.
9569 (ipa_check_create_edge_args): New function.
9571 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9574 2008-07-07 Tom Tromey <tromey@redhat.com>
9576 * configure, config.in: Rebuilt.
9577 * configure.ac: Don't check for scandir or alphasort.
9579 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9581 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9582 types immediately after creating them.
9584 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9586 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9588 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9590 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9591 dump_constraint_graph.
9592 (dump_constraint_edge): New function.
9593 (dump_constraint_graph): New function.
9594 (debug_constraint_graph): New function.
9595 (dump_constraint): Removed useless comparison.
9596 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9597 (dump_constraint_graph): Declare.
9598 (debug_constraint_graph): Declare.
9599 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9601 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9603 * config/i386/i386.c (is_va_list_char_pointer): New.
9604 (ix86_va_start): Replace compare with ms_va_list_type_node
9605 by is_va_list_char_pointer.
9606 (ix86_gimplify_va_arg): Likewise.
9608 2008-07-07 Martin Jambor <mjambor@suse.cz>
9610 * cgraph.c (cgraph_edge_max_uid): New variable.
9611 (struct cgraph_edge_hook_list): New type.
9612 (struct cgraph_node_hook_list): New type.
9613 (struct cgraph_2edge_hook_list): New type.
9614 (struct cgraph_2node_hook_list): New type.
9615 (first_cgraph_edge_removal_hook): New variable.
9616 (first_cgraph_node_removal_hook): New variable.
9617 (first_cgraph_edge_duplicated_hook): New variable.
9618 (first_cgraph_node_duplicated_hook): New variable.
9619 (cgraph_add_edge_removal_hook): New function.
9620 (cgraph_remove_edge_removal_hook): New function.
9621 (cgraph_call_edge_removal_hooks): New function.
9622 (cgraph_add_node_removal_hook): New function.
9623 (cgraph_remove_node_removal_hook): New function.
9624 (cgraph_call_node_removal_hooks): New function.
9625 (cgraph_add_edge_duplication_hook): New function.
9626 (cgraph_remove_edge_duplication_hook): New function.
9627 (cgraph_call_edge_duplication_hooks): New function.
9628 (cgraph_add_node_duplication_hook): New function.
9629 (cgraph_remove_node_duplication_hook): New function.
9630 (cgraph_call_node_duplication_hooks): New function.
9631 (cgraph_create_edge): Assign to edge uid.
9632 (cgraph_remove_edge): Call edge removal hooks.
9633 (cgraph_node_remove_callees): Call edge removal hooks.
9634 (cgraph_node_remove_callers): Call edge removal hooks.
9635 (cgraph_remove_node): Call node removal hooks.
9636 (cgraph_clone_edge): Call edge duplication hooks.
9637 (cgraph_clone_node): Call node duplication hooks.
9639 * cgraph.h (cgraph_edge): New field uid.
9640 (cgraph_edge_hook): New type.
9641 (cgraph_node_hook): New type.
9642 (cgraph_2edge_hook): New type.
9643 (cgraph_2node_hook): New type.
9645 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9647 * config.in: Regenerate.
9649 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9651 * gcc.c (print_sysroot): New.
9652 (option_map, display_help, process_command): Handle the
9653 -print-sysroot option.
9654 (main): Print the sysroot if requested.
9655 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9657 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9660 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9662 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9664 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9665 (assign_parm_setup_block_p): Also check mode of entry_parm.
9667 2008-07-07 Richard Guenther <rguenther@suse.de>
9669 * tree-ssa-structalias.h (set_used_smts): Remove.
9670 * tree-ssa-structalias.c (used_smts): Likewise.
9671 (set_used_smts): Likewise.
9672 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9673 call to set_used_smts.
9675 2008-07-07 Richard Guenther <rguenther@suse.de>
9677 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9678 (new_var_info): Set it to false.
9679 (solution_set_add): Correctly handle pointers outside a var and
9681 (type_safe): Treat variables with is_full_var properly.
9682 (do_sd_constraint): Likewise.
9683 (do_ds_constraint): Likewise.
9684 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9685 (get_constraint_for_ptr_offset): New function.
9686 (get_constraint_for_component_ref): For addresses at least include
9687 the last field of the variable. Handle is_full_vars properly.
9688 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9689 (handle_ptr_arith): Remove.
9690 (find_func_aliases): Simplify assignment handling.
9691 (create_function_info_for): For parameter and result varinfos set
9693 (create_variable_info_for): Set is_full_var flag whenever we
9694 just created a single varinfo for a decl.
9695 (init_alias_vars): Initialize use_field_sensitive from
9696 max-fields-for-field-sensitive parameter.
9698 2008-07-07 Richard Guenther <rguenther@suse.de>
9700 PR tree-optimization/36713
9701 * tree-flow-inline.h (is_call_used): New function.
9702 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9703 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9704 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9706 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9708 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9710 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9712 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9714 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9715 Nathan Sidwell <nathan@codesourcery.com>
9717 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9718 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9720 * config/m68k/t-linux: New.
9721 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9724 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9726 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9727 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9730 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9732 * gcc.c (execute): Fix -Wc++-compat warning.
9734 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9737 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9738 constant for little endian.
9740 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9742 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9743 mips_base_mips16 instead of TARGET_MIPS16.
9744 (mips_base_mips16): Declare.
9745 * config/mips/mips.c (mips_base_mips16): Make global.
9746 (was_mips16_p): Remove GTY marker.
9747 (was_mips16_pch_p): New variable.
9748 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9749 (mips_override_options): Force to non-MIPS16 mode initially.
9750 Do not complain about MIPS16 PIC incompatibilities here.
9751 Only allow -mgpopt if -mexplicit-relocs is in force for
9754 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9756 * configure.ac: Check for caddr_t, define to char * if not defined.
9757 * configure: Regenerate.
9758 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9759 (mmap_gt_pch_use_address): Likewise.
9760 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9762 2008-07-06 Richard Guenther <rguenther@suse.de>
9764 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9765 (new_var_info): Deal with it.
9766 (solution_set_add): Likewise.
9767 (bitpos_of_field): Make signed, fix.
9768 (struct fieldoff): Remove type and decl fields. Make size field
9769 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9771 (fieldoff_compare): Deal with it.
9772 (push_fields_onto_fieldstack): Remove has_union argument, glob
9773 adjacent non-pointer fields together.
9774 (create_function_info_for): Do not set has_union.
9775 (create_variable_info_for): Simplify.
9777 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9779 * config.gcc (extra_headers): Add cross-stdarg.h for target
9780 x86_64-*-* and i?86-*-*.
9781 * config/i386/cross-stdarg.h: New.
9782 * builtins.c (std_fn_abi_va_list): New.
9783 (std_canonical_va_list_type): New.
9784 (stabilize_va_list): Replace va_list_type_node use by
9785 mtarget.canonical_va_list_type.
9786 (gimplify_va_arg_expr): Likewise.
9787 (expand_builtin_va_copy): Replace va_list_type_node use by
9788 mtarget.fn_abi_va_list.
9789 * tree-sra.c (is_va_list_type): New helper.
9790 (decl_can_be_decomposed_p): Replace
9791 va_list_type_node use by is_va_list_type.
9792 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9793 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9794 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9795 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9796 (ix86_enum_va_list): New.
9797 * config/i386/i386.c (sysv_va_list_type_node): New.
9798 (ms_va_list_type_node): New.
9799 (ix86_function_type_abi): Remove sorry.
9800 (ix86_build_builtin_va_list_abi): New.
9801 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9803 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9804 (ix86_init_builtins_va_builtins_abi): New.
9805 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9807 (ix86_handle_abi_attribute): New.
9808 (attribute_spec): Add sysv_abi and ms_abi.
9809 (ix86_fn_abi_va_list): New.
9810 (ix86_canonical_va_list_type): New.
9811 (ix86_enum_va_list): New.
9812 (TARGET_FN_ABI_VA_LIST): New.
9813 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9814 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9815 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9816 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9817 (TARGET_ENUM_VA_LIST): New.
9818 * expr.h (std_fn_abi_va_list): New.
9819 (std_canonical_va_list_type): New.
9820 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9821 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9822 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9823 TARGET_CANONICAL_VA_LIST_TYPE.
9824 * target.h (struct gcc_target): Add fn_abi_va_list hook
9825 and canonical_va_list_type hook.
9827 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9829 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9830 integral and pointer types.
9832 2008-07-04 Roger Sayle <roger@eyesopen.com>
9834 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9835 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9837 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9840 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9842 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9844 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9845 build_gimple_modify_stmt.
9846 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9847 gimple operand. Use fold_build* instead of build*.
9849 2008-07-04 Richard Guenther <rguenther@suse.de>
9851 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9852 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9853 properly to compute the reachability set if we do field-sensitive PTA.
9854 * invoke.texi (max-fields-for-field-sensitive): Document default.
9855 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9856 100 for optimize >= 2.
9858 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9860 * ggc-zone.c (lookup_page_table_if_allocated,
9861 set_page_table_entry, zone_find_object_size, alloc_small_page,
9862 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9863 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9864 -Wc++-compat and/or -Wcast-qual warnings.
9866 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9869 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9870 pic_offset_table_rtx to be marked as used here.
9871 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9872 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9873 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9874 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9877 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9879 * alloc-pool.c (hash_descriptor, eq_descriptor,
9880 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9881 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9883 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9884 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9885 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9886 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9889 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9891 * tree-flow.h (loop_only_exit_p): Declare.
9892 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9893 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9894 the number of iterations if it is constant. Otherwise, if this is the
9895 only possible exit of the loop, use the conservative estimate on the
9896 number of iterations of the entire loop if available.
9898 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9900 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9901 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9902 Add synchronization functions.
9903 * config/sync.c: New file.
9904 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9905 (LIBGCC_SYNC_CFLAGS): Likewise.
9907 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9910 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9911 (*pushtf_sse): New insn pattern.
9912 (pushtf splitters): New splitters.
9914 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9917 * predict.c (build_predict_expr): Use void_type_node for the tree
9918 type, instead of NULL_TREE.
9920 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9922 * config/i386/i386.c (contains_aligned_value_p): Return true
9924 (ix86_data_alignment): Align TCmode to 128bits.
9925 (ix86_local_alignment): Likewise.
9927 2008-07-03 Andrew Haley <aph@redhat.com>
9930 * vec.h (VEC_TA): New.
9931 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9932 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9933 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9934 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9935 (C_COMMON_FIXED_TYPES): Remove first arg.
9936 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9937 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9938 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9939 not to use empty macro arguments.
9941 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9943 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9944 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9945 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9946 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9947 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9948 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9949 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9950 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9951 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9952 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9953 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9954 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9955 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9956 config/rs6000/e500crtres64gpr.asm,
9957 config/rs6000/e500crtres64gprctr.asm,
9958 config/rs6000/e500crtrest32gpr.asm,
9959 config/rs6000/e500crtrest64gpr.asm,
9960 config/rs6000/e500crtresx32gpr.asm,
9961 config/rs6000/e500crtresx64gpr.asm,
9962 config/rs6000/e500crtsav32gpr.asm,
9963 config/rs6000/e500crtsav64gpr.asm,
9964 config/rs6000/e500crtsav64gprctr.asm,
9965 config/rs6000/e500crtsavg32gpr.asm,
9966 config/rs6000/e500crtsavg64gpr.asm,
9967 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9968 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9969 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9970 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9971 config/sparc/sol2-cn.asm: Remove .file directives.
9973 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9975 * resource.c (mark_referenced_resources): Look inside
9976 UNSPEC_VOLATILEs and ASM_INPUTs.
9978 2008-07-02 Ian Lance Taylor <iant@google.com>
9980 * rtlanal.c (add_reg_note): New function.
9981 * rtl.h (add_reg_note): Declare.
9982 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9983 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9984 * builtins.c (expand_builtin_longjmp): Likewise.
9985 (expand_builtin_nonlocal_goto): Likewise.
9986 * calls.c (emit_call_1, expand_call): Likewise.
9987 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9988 * cfglayout.c (fixup_reorder_chain): Likewise.
9989 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9990 (commit_one_edge_insertion): Likewise.
9991 * combine.c (move_deaths, distribute_notes): Likewise.
9992 * df-problems.c (df_set_note): Likewise.
9993 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9994 (set_unique_reg_note): Likewise.
9995 (emit_copy_of_insn_after): Likewise.
9996 * expr.c (expand_expr_real): Likewise.
9997 * gcse.c (add_label_notes): Likewise.
9998 * haifa-sched.c (create_check_block_twin): Likewise.
9999 * jump.c (mark_jump_label_1): Likewise.
10000 * loop-doloop.c (add_test, doloop_modify): Likewise.
10001 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10002 * lower-subreg.c (move_eh_region_note): Likewise.
10003 * optabs.c (emit_libcall_block): Likewise.
10004 * predict.c (predict_insn): Likewise.
10005 (combine_predictions_for_insn): Likewise.
10006 * recog.c (peephole2_optimize): Likewise.
10007 * regmove.c (try_auto_increment): Likewise.
10008 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10009 * reload.c (find_reloads): Likewise.
10010 * reload1.c (fixup_eh_region_note): Likewise.
10011 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10012 * reorg.c (delete_prior_computation): Likewise.
10013 (delete_computation, dbr_schedule): Likewise.
10014 * config/pa/pa.c (legitimize_pic_address): Likewise.
10015 * config/sh/sh.c (sh_reorg): Likewise.
10017 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10020 * config/libgcc-glibc.ver: Add %exclude.
10021 * config/m32r/libgcc-glibc.ver: Likwise.
10022 * config/s390/libgcc-glibc.ver: Likwise.
10023 * config/sh/libgcc-glibc.ver: Likwise.
10024 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10026 * config/i386/libgcc-glibc.ver: New.
10028 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10030 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10032 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10033 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10034 i[34567]86-*-linux*, x86_64-*-linux*. Add
10035 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10036 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10037 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10038 i[34567]86-*-linux*, x86_64-*-linux*.
10040 * libgcc-std.ver: Add empty GCC_4.4.0.
10042 * mkmap-symver.awk: Support multiple versions per symbol.
10044 * config/i386/i386.c (ix86_init_builtins): Always define
10045 __builtin_fabsq and __builtin_copysignq with fallbacks.
10046 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10047 and __builtin_copysignq if SSE2 isn't available.
10049 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10050 (LIBGCC2_TF_CEXT): Likwise.
10051 (TF_SIZE): Likwise.
10053 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10055 * config/i386/sfp-machine.h: Moved to libgcc.
10057 * config/i386/sfp-machine.h: New.
10058 * config/i386/t-linux: Likwise.
10060 * config/i386/t-darwin: Remove softfp_wrap_start and
10062 * config/i386/t-darwin64: Likewise.
10064 * config/i386/t-fprules-softfp64: Renamed to ...
10065 * config/i386/t-fprules-softfp: This.
10067 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10068 and softfp_wrap_end.
10070 2008-07-02 Jason Merrill <jason@redhat.com>
10072 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10074 * tree.c (ctor_to_list): New fn.
10075 * tree.h: Declare it.
10076 (CONSTRUCTOR_ELT): New macro.
10077 (CONSTRUCTOR_NELTS): New macro.
10079 2008-07-02 Richard Guenther <rguenther@suse.de>
10081 * tree-ssa-structalias.c (struct variable_info): Reorder
10082 to fill padding on 64bit hosts. Make collapsed_to an int.
10083 (get_varinfo_fc): Deal with that.
10084 (new_var_info): Likewise.
10085 (collapse_rest_of_var): Likewise.
10087 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10089 * doc/install.texi (--enable-java-home): Document.
10090 (--enable-aot-compile-rpm): Likewise.
10091 (--with-arch-directory): Likewise.
10092 (--with-os-directory): Likewise.
10093 (--with-origin-name): Likewise.
10094 (--with-arch-suffix): Likewise.
10095 (--with-jvm-root-dir): Likewise.
10096 (--with-jvm-jar-dir): Likewise.
10097 (--with-python-dir): Likewise.
10099 2008-07-02 Richard Guenther <rguenther@suse.de>
10101 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10102 from decls explicitly. Merge operand checking from tuples.
10104 2008-07-02 Martin Jambor <mjambor@suse.cz>
10106 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10108 2008-07-02 Martin Jambor <mjambor@suse.cz>
10110 * tree-switch-conversion.c: Included timevar.h
10111 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10113 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10115 2008-07-02 Martin Jambor <mjambor@suse.cz>
10117 * tree-switch-conversion.c: Corrected various comments and
10119 (build_constructors): Fixed minor formatting mistakes.
10121 * invoke.texi (Optimize Options): Corrected the
10122 switch-conversion-max-branch-ratio parameter.
10124 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10126 * final.c (asm_insn_count): Return zero for an empty asm body.
10128 2008-07-02 Richard Guenther <rguenther@suse.de>
10130 * bitmap.h (bitmap_set_bit): Return bool.
10131 (bitmap_clear_bit): Likewise.
10132 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10133 write to the bitmap if it would.
10134 (bitmap_clear_bit): Likewise.
10135 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10136 bitmap_set_bit return value.
10137 (add_pred_graph_edge): Likewise.
10138 (add_graph_edge): Likewise.
10139 (do_sd_constraint): Likewise.
10140 (do_ds_constraint): Likewise.
10142 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10144 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10145 Fix -Wc++-compat and/or -Wcast-qual warnings.
10146 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10147 gen_regparm_prefix): Likewise.
10148 * vmsdbgout.c (write_modbeg, lookup_filename,
10149 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10151 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10153 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10154 defaults.h definition apply.
10156 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10158 * function.c (assign_parm_remove_parallels): New.
10159 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10161 (assign_parm_setup_block): Do not handle them.
10162 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10163 assign_parm_remove_parallels.
10165 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10167 * c-typeck.c (convert_for_assignment): Use
10168 vector_targets_convertible_p.
10169 * c-common.c (vector_targets_convertible_p): New.
10170 * c-common.h (vector_targets_convertible_p): New prototype.
10171 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10172 opaque_p_V2SI_type_node.
10174 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10176 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10179 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10181 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10182 TFmode constants via two element DImode vector for hosts with
10183 HOST_BITS_PER_WIDE_INT < 64.
10184 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10185 also for HOST_BITS_PER_WIDE_INT < 64.
10187 2008-07-01 Richard Guenther <rguenther@suse.de>
10189 PR tree-optimization/36666
10190 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10191 (get_constraint_exp_from_ssa_var): Split into ...
10192 (get_constraint_exp_for_temp): ... this ...
10193 (get_constraint_for_ssa_var): ... and that.
10194 Return constraint expressions for all touched sub-fields
10195 if the results address is not taken.
10196 (process_constraint): Remove assertion that aggregate
10197 assignments do not happen at this place.
10198 (get_constraint_for_component_ref): Add address_p argument.
10199 Return constraint expressions for all touched sub-fields
10200 if the results address is not taken.
10201 (do_deref): Use get_constraint_exp_for_temp.
10202 (get_constraint_for_1): Rename from ...
10203 (get_constraint_for): ... this. Add the old function as wrapper.
10204 (do_structure_copy): Use get_constraint_for_1.
10206 2008-07-01 Martin Jambor <mjambor@suse.cz>
10208 * Makefile.in (tree-switch-conversion.o): Add.
10209 (OBJS-common): Add tree-swtch-conversion.o.
10210 * passes.c (init_optimization_passes): Add pass_convert_switch.
10211 * tree-pass.h: (pass_convert_switch): Add.
10212 * tree-switch-conversion.c: New file.
10213 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10214 * common.opt (ftree-cswtch): New option.
10215 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10216 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10217 * opts.c (decode_options): Set flag_tree_switch_conversion when
10218 optimization level is >= 2.
10219 * doc/invoke.texi (Optimize Options): Added description of
10220 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10222 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10224 * config/darwin-driver.c (darwin_default_min_version): Fix
10225 -Wc++-compat warnings.
10227 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10232 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10234 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10236 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10238 PR rtl-optimization/34744
10239 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10240 (df_scan_free_internal): Free data structures not
10241 allocated in storage pools.
10242 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10243 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10244 df_scan_free_mws_vec.
10245 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10248 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10250 * config/i386/i386.c (contains_aligned_value_p): Return true
10252 (ix86_function_arg_boundary): Return its natural boundary
10254 (return_in_memory_32): Don't check TDmode.
10255 (ix86_split_to_parts): Support splitting into 4 parts and
10256 support TFmode for 32bit target.
10257 (ix86_split_long_move): Support splitting into 4 parts.
10258 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10260 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10261 (ix86_init_builtins): Here.
10262 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10263 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10264 'q' and 'w', respectively.
10266 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10268 (movtf_internal): Likewise.
10269 (<code>tf2): Likewise.
10270 (*absnegtf2_sse): Likewise.
10271 (copysign<mode>3): Likewise.
10272 (copysign<mode>3_const): Likewise.
10273 (copysign<mode>3_var): Likewise.
10274 (define_split UNSPEC_COPYSIGN): Likewise.
10275 * config/i386/sse.md (*nandtf3): Likewise.
10276 (<code>tf3): Likewise.
10277 (*<code>tf3): Likewise.
10279 2008-06-30 Joey Ye <joey.ye@intel.com>
10280 H.J. Lu <hongjiu.lu@intel.com>
10282 * global.c (compute_regsets): Set frame_pointer_needed here.
10283 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10285 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10287 * doc/install.texi (specific): Expand Windows build notes.
10289 2008-06-30 Ira Rosen <irar@il.ibm.com>
10291 PR tree-optimization/36648
10292 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10293 number of prolog iterations by step. Fix the comment.
10295 2008-06-30 Richard Guenther <rguenther@suse.de>
10297 PR middle-end/36671
10298 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10299 handle calls from ECF_MALLOC functions.
10300 (handle_pure_call): ECF_MALLOC functions do not return
10302 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10304 2008-06-29 Andreas Schwab <schwab@suse.de>
10306 * config/m68k/m68k.c (print_operand): Always print a float
10308 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10309 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10312 * config/rs6000/x-linux64: Remove never used file.
10314 2008-06-29 Richard Guenther <rguenther@suse.de>
10316 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10318 (struct alias_info): Move ...
10319 * tree-ssa-alias.c: ... here.
10320 (update_alias_info): Declare.
10321 (compute_may_aliases): Call it.
10322 (update_alias_info): New function.
10323 * tree-ssa-structalias.c (update_alias_info): Move ...
10324 * tree-ssa-alias.c (update_alias_info_1): ... here.
10325 * tree-ssa-structalias.c (process_constraint_1): Remove
10326 unused from_call argument. Rename to ...
10327 (process_constraint): ... this. Delete old wrapper.
10328 (make_constraint_to): Adjust callers.
10329 (handle_const_call): Likewise.
10330 (handle_pure_call): Likewise.
10331 (init_base_vars): Likewise.
10332 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10333 (find_func_aliases): We don't need structure copies for
10335 (make_constraint_from_anything): Remove.
10336 (create_variable_info_for): For globals make constraints
10337 from escaped, not from anything.
10338 (compute_points_to_sets): Do not call update_alias_info.
10339 (ipa_pta_execute): Use make_constraint_from.
10341 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10343 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10344 (bitmap.o-warn, dominance.o-warn): New.
10345 * configure.ac (cxx_compat_warn): Delete.
10346 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10347 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10349 * configure: Regenerate.
10351 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10354 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10356 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10357 * df-scan.c (df_notes_rescan): Likewise.
10358 * ggc-page.c (set_page_table_entry): Likewise.
10359 * intl.c (gcc_gettext_width): Likewise.
10360 * varasm.c (get_unnamed_section, get_noswitch_section,
10361 get_section): Likewise.
10363 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10365 * regrename.c (build_def_use): Don't copy RTX.
10367 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10369 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10370 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10371 punctuation. Use @ref instead of @xref.
10372 (Function Names): Remove stray @display/@end display.
10373 (C++ Attributes): Use @ref instead of @xref.
10374 (Deprecated Features): Fix punctuation around @xref.
10375 (Backwards Compatibility): Likewise.
10376 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10378 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10380 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10381 constants for E500 double.
10383 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10385 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10386 element type of const_vector.
10388 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10390 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10391 Remove FLAGS_REG clobber from expander pattern.
10392 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10393 (anddi3, andsi3, andhi3, andqi3): Ditto.
10394 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10395 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10396 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10397 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10398 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10399 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10400 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10401 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10403 2008-06-28 Richard Guenther <rguenther@suse.de>
10405 * tree-ssa-structalias.c (callused_id, var_callused,
10406 callused_tree): Add.
10407 (handle_pure_call): New function.
10408 (find_func_aliases): Call it.
10409 (find_what_p_points_to): Handle the call-used set.
10410 (clobber_what_escaped): Likewise.
10411 (compute_call_used_vars): New function.
10412 (init_base_vars): Init the call-used variable.
10413 (do_sd_constraint): Do not propagate the solution from CALLUSED
10414 but use CALLUSED as a placeholder.
10415 (solve_graph): Likewise.
10416 * tree-flow-inline.h (gimple_call_used_vars): New function.
10417 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10418 (compute_call_used_vars): Declare.
10419 * tree-ssa-alias.c (set_initial_properties): Call
10420 compute_call_used_vars.
10421 (reset_alias_info): Clear call-used variables.
10422 (add_call_clobber_ops): Assert we are not called for const/pure
10423 functions. Remove handling of them.
10424 (add_call_read_ops): Handle pure functions by adding the
10425 call-used set of variables as VUSEs.
10426 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10427 (delete_tree_ssa): Free it.
10428 * tree-dfa.c (remove_referenced_var): Clear the var from the
10431 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10433 * tree.c (build_varargs_function_type_list): New.
10434 (build_function_type_list_1): New.
10435 (build_function_type_list): Use build_function_type_list_1.
10436 * tree.h (build_varargs_function_type_list): New.
10438 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10441 * config/spu/spu.c (spu_builtin_splats): Do not generate
10442 invalid CONST_VECTOR expressions.
10443 (spu_expand_vector_init): Likewise.
10445 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10447 * optabs.c (libfunc_decls): New variable.
10448 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10449 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10450 for the same function twice.
10452 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10454 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10455 ix86_expand_binary_operator directly.
10456 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10458 (*ashrti3_1): Ditto.
10459 (*lshrti3_1): Ditto.
10460 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10461 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10462 using only one splitter. Conditionaly execute splitter before or
10463 after peephole2 pass.
10464 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10465 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10466 Use only one alternative in asm template.
10467 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10469 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10470 "J" operand constraint for operand 2.
10471 (*ashldi3_cconly_rex64): Ditto.
10472 (*ashrdi3_cmp_rex64): Ditto.
10473 (*ashrdi3_cconly_rex64): Ditto.
10474 (*lshrdi3_cmp_rex64): Ditto.
10475 (*lshrdi3_cconly_rex64): Ditto.
10476 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10477 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10478 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10481 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10483 * gimplify.c (omp_is_private): Don't return true if decl is not
10484 already private on #pragma omp for or #pragma omp parallel for.
10487 * tree-cfg.c (struct move_stmt_d): Replace block field with
10488 orig_block and new_block fields.
10489 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10490 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10491 (move_block_to_fn): Replace vars_map and new_label_map arguments
10492 with struct move_stmt_d pointer.
10493 (replace_block_vars_by_duplicates): New function.
10494 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10495 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10496 all subblocks of ORIG_BLOCK to the new function. Call
10497 replace_block_vars_by_duplicates.
10498 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10499 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10500 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10501 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10502 (expand_omp): Temporarily set input_location to the location of
10503 region's controlling stmt.
10504 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10505 BIND_EXPR, push ctx->block_vars and gimplification vars into
10506 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10507 into dest function.
10508 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10509 there are any BLOCK_VARS.
10510 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10511 OMP_PARALLEL or OMP_TASK stmt.
10512 (lower_omp): Save and restore input_location around the lower_omp_1
10515 2008-06-27 Richard Guenther <rguenther@suse.de>
10517 PR tree-optimization/36400
10518 PR tree-optimization/36373
10519 PR tree-optimization/36344
10520 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10521 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10522 (update_alias_info): Remove call clobbering code.
10523 (make_constraint_to): New helper function.
10524 (make_escape_constraint): Likewise.
10525 (handle_rhs_call): Use it on all pointer containing arguments.
10526 Also mark the static chain escaped.
10527 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10528 instead of ANYTHING.
10529 (make_constraint_from): New helper split out from ...
10530 (make_constraint_from_anything): ... here.
10531 (find_func_aliases): Add constraints for escape sites.
10532 (intra_create_variable_infos): Make constraints from NONLOCAL
10534 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10536 (clobber_what_p_points_to): Remove.
10537 (clobber_what_escaped): New function.
10538 (init_base_vars): Init NONLOCAL and ESCAPED.
10539 (do_sd_constraint): Do not propagate the solution from ESCAPED
10540 but use ESCAPED as a placeholder.
10541 (solve_graph): Likewise.
10542 * tree-flow.h (clobber_what_p_points_to): Remove.
10543 (clobber_what_escaped): Declare.
10544 * tree-ssa-alias.c (set_initial_properties): Call it.
10545 Remove code clobbering escaped pointers.
10547 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10549 * function.c (allocate_struct_function): Only allocate a unique
10550 funcdef_no if the decl is nonzero.
10552 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10554 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10555 * config/mips/mips.c (mips_split_const_insns): New function.
10556 * config/mips/mips.md (move_type): New attribute.
10557 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10558 (dword_mode): New attribute.
10559 (type): Avoid long line. Map "move_type"s to "type"s,
10560 choosing "multi" for doubleword moves if appropriate.
10561 Swap MTC/MFC comments to match their declaration order.
10562 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10563 "type" is "branch" or "jal" is "direct".
10564 (length): Handle "extended_mips16" first. Make the default
10565 "0" for "ghost" instructions. Set the length from "move_type".
10566 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10567 of "type", with "sll0" for the register alternative. Remove the
10568 "extended_mips16" attribute.
10569 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10570 of "type", with "shift_shift" for the register alternative.
10571 Remove the "length" attribute.
10572 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10573 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10574 of "type", with "andi" for the register alternative.
10575 (*zero_extendqihi2): Likewise.
10576 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10577 of "andi" instead of a "type" of "arith".
10578 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10580 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10581 (mov_<store>r, *mov<mode>_ra): Likewise.
10582 (extendsidi2): Use "move_type" instead of "type", with "move"
10583 for the register alternative.
10584 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10585 of "type", with "signext" for the register alternative.
10586 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10587 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10588 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10589 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10590 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10591 (unnamed branch insn): Likewise.
10592 (*movdi_gp32_fp64): Fold into...
10593 (*movdi_32bit): ...here.
10594 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10595 (*movdf_hardfloat): ...this new pattern.
10596 (*movdf_softfloat): Remove redundant FPR alternatives.
10597 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10598 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10599 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10600 the "move" attribute.
10601 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10602 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10603 and "store" for COP loads and stores.
10604 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10605 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10606 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10607 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10608 (*movtf_mips16, *movv2sf): Likewise.
10609 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10610 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10611 (mfhc1<mode>): Use "move_type" instead of "move".
10612 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10613 (loadgp_blockage): Remove the "length" attribute.
10614 (blockage, set_got_version, update_got_version): Likewise.
10615 (call_internal): Remove the "extended_mips16" attribute.
10616 (call_value_internal, call_value_multiple_internal): Likewise.
10617 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10619 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10620 the "length" attribute.
10622 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10624 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10625 -Wcast-qual warnings.
10626 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10627 handle_pragma_pop_macro): Likewise.
10628 * collect2.c (resolve_lib_name): Likewise.
10629 * config/arc/arc.c (arc_init): Likewise.
10630 * config/arm/arm.c (neon_builtin_compare,
10631 locate_neon_builtin_icode): Likewise.
10632 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10633 * config/bfin/bfin.c (bfin_init_machine_status,
10634 bfin_optimize_loop): Likewise.
10635 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10636 * config/cris/cris.c (cris_init_expanders): Likewise.
10637 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10638 * config/darwin.c (machopic_indirection_eq,
10639 machopic_indirection_name, machopic_output_indirection): Likewise.
10640 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10641 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10642 frv_optimize_membar): Likewise.
10643 * config/i386/cygwin.h (mingw_scan,
10644 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10645 * config/i386/cygwin1.c (mingw_scan): Likewise.
10646 * config/i386/i386.c (machopic_output_stub): Likewise.
10647 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10648 i386_pe_unique_section): Likewise.
10649 * config/ia64/ia64.c (ia64_init_machine_status,
10650 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10652 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10653 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10654 * config/m68k/m68k.c (m68k_handle_option,
10655 m68k_sched_md_init_global): Likewise.
10656 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10657 mcore_unique_section): Likewise.
10658 * config/mips/mips.c (mips_block_move_straight,
10659 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10661 * config/mmix/mmix.c (mmix_init_machine_status,
10662 mmix_encode_section_info): Likewise.
10663 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10664 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10665 print_operand_address, output_toc, redefine_groups,
10666 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10667 * config/s390/s390.c (s390_init_machine_status): Likewise.
10668 * config/score/score.c (score_block_move_straight,
10669 score_block_move_loop_body): Likewise.
10670 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10671 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10672 * emit-rtl.c (find_auto_inc): Likewise.
10673 * gcc.c (translate_options, process_command): Likewise.
10674 * reorg.c (dbr_schedule): Likewise.
10675 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10676 * xcoffout.c (xcoffout_declare_function): Likewise.
10678 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10680 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10681 ipa-pta working again.
10683 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10685 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10688 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10690 * config.gcc (powerpc*-*-*): Add new core e500mc.
10691 * config/rs6000/e500mc.md: New file.
10692 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10694 (rs6000_override_options): Add e500mc case to
10695 processor_target_table. Altivec and Spe options not allowed
10696 with e500mc. Add isel instruction to e500mc by
10697 default. Initialize rs6000_cost for e500mc.
10698 (rs6000_issue_rate): Set issue rate for e500mc.
10699 * config/rs6000/rs6000.h (processor_type): Add
10700 PROCESSOR_PPCE500MC.
10701 (ASM_CPU_SPEC): Add e500mc.
10702 Set TARGET_ISEL to rs6000_isel.
10703 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10704 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10705 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10707 * doc/invoke.texi: Add e500mc to list of cpus.
10709 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10712 * c-lex.c (lex_charconst): Initialize unsignedp.
10714 2008-06-27 Olivier Hainque <hainque@adacore.com>
10716 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10717 documented assumptions.
10719 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10721 * dwarf2out.c: Remove trailing white spaces. Break long line
10724 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10726 * libfuncs.h (LTI_synchronize): New libfunc_index.
10727 (synchronize_libfunc): Declare.
10728 * builtins.c (expand_builtin_synchronize): Consider using
10729 synchronize_libfunc before falling back on an asm blockage.
10730 * config/mips/mips.c: Include libfuncs.h
10731 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10733 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10735 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10736 parameter. Copy stack_reg to r11 where appropriate.
10737 (no_global_regs_above): Add gpr parameter.
10738 (rs6000_stack_info): Only add padding for SPE save area if we
10739 are saving SPE GPRs and CR.
10740 (saveres_routine_syms): New variable.
10741 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10743 (rs6000_savres_routine_sym): New function.
10744 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10746 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10747 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10748 Tweak FPR out-of-line saving.
10749 (rs6000_make_savres_rtx): New function.
10750 (rs6000_use_multiple_p): New function.
10751 (rs6000_savres_strategy): New function.
10752 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10753 out-of-line if appropriate.
10754 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10755 if we are optimizing for size.
10756 (GP_SAVE_INLINE): Define.
10757 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10758 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10759 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10760 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10761 (*save_fpregs_<mode>): Add use of r11.
10762 (*restore_gpregs_<mode>): New insn.
10763 (*return_and_restore_gpregs_<mode>): New insn.
10764 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10766 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10767 (*restore_gpregs_spe): New insn.
10768 (*return_and_restore_gpregs_spe): New insn.
10769 * config/rs6000/predicates.md (save_world_operation): Fix check.
10771 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10773 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10774 this point, so assert that.
10776 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10778 * cfganal.c: Include vec.h and vecprim.h.
10779 (compute_idf): Import from...
10780 * tree-into-ssa (compute_idf): ...here.
10781 * basic-block.h (compute_idf): Export.
10783 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10785 * c-decl.c (merge_decls): Use !current_function_decl to check for
10786 extern declaration of C99 inline function being at file scope.
10788 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10790 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10792 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10794 * alias.c (record_alias_subset, init_alias_analysis): Fix
10795 -Wc++-compat and/or -Wcast-qual warnings.
10796 * attribs.c (lookup_attribute_spec): Likewise.
10797 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10798 copy_bb, connect_traces,
10799 find_rarely_executed_basic_blocks_and_cr): Likewise.
10800 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10801 note_btr_set, migrate_btr_defs): Likewise.
10802 * builtins.c (result_vector, expand_builtin_memcpy,
10803 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10804 builtin_memset_read_str, expand_builtin_printf,
10805 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10807 * caller-save.c (mark_set_regs): Likewise.
10808 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10809 * cgraph.c (cgraph_edge): Likewise.
10810 * combine.c (likely_spilled_retval_1): Likewise.
10811 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10812 htab_counts_entry_del, get_coverage_counts): Likewise.
10813 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10814 new_cselib_val): Likewise.
10815 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10816 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10818 * df-core.c (df_compact_blocks): Likewise.
10819 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10820 * df-scan.c (df_grow_reg_info, df_ref_create,
10821 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10822 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10823 df_record_entry_block_defs, df_record_exit_block_uses,
10824 df_bb_verify): Likewise.
10825 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10826 DF_REF_EXTRACT_MODE_CONST): New.
10827 * dominance.c (get_immediate_dominator, get_dominated_by,
10828 nearest_common_dominator, root_of_dom_tree,
10829 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10830 -Wc++-compat and/or -Wcast-qual warnings.
10831 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10832 record_store, replace_read, check_mem_read_rtx, scan_insn,
10833 dse_step1, dse_record_singleton_alias_set): Likewise.
10834 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10836 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10838 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10839 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10840 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10841 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10842 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10843 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10844 file_name_acquire, output_file_names, add_const_value_attribute,
10845 premark_used_types_helper, file_table_eq, file_table_hash,
10846 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10847 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10848 -Wcast-qual warnings.
10849 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10850 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10851 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10852 gen_reg_rtx, start_sequence, init_emit): Likewise.
10853 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10854 * except.c (init_eh_for_function, gen_eh_region,
10855 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10856 arh_to_landing_pad, arh_to_label, add_action_record,
10857 add_call_site, switch_to_exception_section): Likewise.
10858 * expmed.c (synth_mult): Likewise.
10859 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10860 store_expr): Likewise.
10861 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10863 * function.c (assign_stack_temp_for_type,
10864 allocate_struct_function, match_asm_constraints_1): Likewise.
10865 * gcov-io.c (gcov_allocate): Likewise.
10866 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10867 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10868 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10869 record_one_set, insert_expr_in_table, insert_set_in_table,
10870 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10871 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10872 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10873 -Wcast-qual warnings.
10875 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10877 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10878 -Wcast-qual warnings.
10879 * gcc.c (process_command): Likewise.
10880 * genattrtab.c (oballoc): Use XOBNEW.
10881 (oballocvec): Define.
10882 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10883 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10884 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10885 -Wc++-compat and/or -Wcast-qual warnings.
10886 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10887 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10888 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10889 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10890 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10891 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10892 add_excls, process_presence_absence_names,
10893 process_presence_absence_patterns, add_presence_absence,
10894 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10895 get_free_state, add_arc, get_free_automata_list_el,
10896 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10897 transform_3, cache_presence, create_ainsns, create_automata,
10898 create_state_ainsn_table, dfa_insn_code_enlarge,
10899 output_trans_func, output_min_issue_delay_func,
10900 output_dead_lock_func, output_reset_func,
10901 output_get_cpu_unit_code_func, output_dfa_start_func,
10902 expand_automata): Likewise.
10903 * genextract.c (gen_insn): Likewise.
10904 * gengtype-lex.l: Likewise.
10905 * gengtype.c (read_input_list, adjust_field_type,
10906 process_gc_options): Likewise.
10907 * genoutput.c (note_constraint): Likewise.
10908 * genpreds.c (mangle, add_constraint): Likewise.
10909 * genrecog.c (process_define_predicate, new_decision,
10910 add_to_sequence): Likewise.
10911 * gensupport.c (record_insn_name): Likewise.
10913 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10915 * config/i386/driver-i386.c (detect_caches_amd,
10916 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10917 and/or -Wcast-qual warnings.
10918 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10919 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10920 gt_pch_save): Likewise.
10921 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10922 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10923 * global.c (compute_regsets): Likewise.
10924 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10925 finish_graph_dump_file): Likewise.
10926 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10927 unlink_bb_notes): Likewise.
10928 * integrate.c (get_hard_reg_initial_val): Likewise.
10929 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10930 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10931 * local-alloc.c (update_equiv_regs): Likewise.
10932 * loop-invariant.c (check_invariant_table_size,
10933 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10935 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10936 altered_reg_used, mark_altered): Likewise.
10937 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10938 insert_var_expansion_initialization,
10939 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10940 release_var_copies): Likewise.
10941 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10942 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10943 analyze_accesses_for_phi_node, check_var_notmodified_p,
10944 check_allocation_function, find_sites_in_func,
10945 record_all_accesses_in_func, transform_access_sites,
10946 transform_allocation_sites): Likewise.
10947 * omp-low.c (new_omp_region, create_omp_child_function_name,
10948 check_omp_nesting_restrictions, check_combined_parallel,
10949 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10950 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10951 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10952 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10954 * opts-common.c (prune_options): Likewise.
10955 * opts.c (add_input_filename, print_filtered_help,
10956 get_option_state): Likewise.
10957 * params.c (add_params): Likewise.
10958 * passes.c (set_pass_for_id, next_pass_1,
10959 do_per_function_toporder, pass_fini_dump_file): Likewise.
10960 * postreload.c (reload_cse_simplify_operands): Likewise.
10961 * predict.c (tree_predicted_by_p, tree_predict_edge,
10962 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10964 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10966 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10968 * recog.c (check_asm_operands, validate_change_1): Likewise.
10969 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10970 subst_asm_stack_regs): Likewise.
10971 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10972 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10973 * regmove.c (reg_is_remote_constant_p): Likewise.
10974 * regrename.c (regrename_optimize, scan_rtx_reg,
10975 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10977 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10978 regstat_compute_calls_crossed): Likewise.
10979 * reload1.c (init_reload, new_insn_chain,
10980 has_nonexceptional_receiver, reload, copy_reloads,
10981 calculate_needs_all_insns, init_elim_table): Likewise.
10982 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10983 * rtl.c (shallow_copy_rtx_stat): Likewise.
10984 * rtlanal.c (parms_set): Likewise.
10985 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10986 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10987 * sched-ebb.c (earliest_block_with_similiar_load,
10988 add_deps_for_risky_insns): Likewise.
10989 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10990 schedule_region): Likewise.
10991 * see.c (eq_descriptor_pre_extension,
10992 hash_descriptor_pre_extension, hash_del_pre_extension,
10993 eq_descriptor_properties, hash_descriptor_properties,
10994 hash_del_properties, see_seek_pre_extension_expr,
10995 see_initialize_data_structures, see_print_register_properties,
10996 see_print_pre_extension_expr, see_delete_merged_def_extension,
10997 see_delete_unmerged_def_extension, see_emit_use_extension,
10998 see_pre_delete_extension, see_map_extension, see_commit_changes,
10999 see_analyze_merged_def_local_prop,
11000 see_analyze_merged_def_local_prop,
11001 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11002 see_set_prop_merged_def, see_set_prop_unmerged_def,
11003 see_set_prop_unmerged_use, see_print_one_extension,
11004 see_merge_one_use_extension, see_merge_one_def_extension,
11005 see_store_reference_and_extension, see_update_uses_relevancy,
11006 see_update_defs_relevancy): Likewise.
11007 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11008 hash_statistics_free, curr_statistics_hash): Likewise.
11009 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11010 expand_asm_operands, expand_return, case_bit_test_cmp,
11011 expand_case): Likewise.
11012 * stor-layout.c (start_record_layout): Likewise.
11013 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11014 gt_pch_save_stringpool): Likewise.
11015 * tree-data-ref.c (hash_stmt_vertex_info,
11016 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11017 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11019 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11022 * config/i386/i386.md : Change constraints of HImode and QImode
11023 immediate operands from "i" to "n". Change SImode "ni" constraint to
11024 "i" and SImode "rmi" constraint to "g". Remove all constraints
11025 from const0_operand and const1_operand predicated operands.
11026 (i): Change QImode and HImode attribute from "i" to "n".
11027 (*subqi_2): Change HImode operands to QImode.
11030 2008-06-25 Olivier Hainque <hainque@adacore.com>
11032 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11035 2008-06-25 Richard Guenther <rguenther@suse.de>
11037 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11038 not overflow the result type.
11040 2008-06-25 Richard Guenther <rguenther@suse.de>
11042 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11043 (vn_lookup): Likewise.
11045 2008-06-25 Richard Guenther <rguenther@suse.de>
11047 PR tree-optimization/35518
11048 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11049 * tree-sra.c (instantiate_element): Use fold_build3 to build
11051 (try_instantiate_multiple_fields): Likewise.
11053 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11055 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11058 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11060 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11061 use_backchain_to_restore_sp to true
11062 if the offset of the link register save area would go over the 32k - 1
11063 offset limit of the load
11066 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11068 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11069 anchor for the type-punning blurb. Cross-reference "Structures
11070 unions enumerations and bit-fields implementation". Provide a
11071 cast-through-pointer example. Make final sentence self-contained.
11072 * doc/implement-c.texi (Structures unions enumerations and
11073 bit-fields implementation): Cross-reference the type-punning blurb
11074 in the -fstrict-aliasing documentation.
11076 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11078 PR middle-end/36594
11079 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11080 the memory instead of the memory itself for the save area.
11082 2008-06-24 Olivier Hainque <hainque@adacore.com>
11083 Nicolas Roche <roche@adacore.com>
11085 * gengtype.c (srcdir_len): size_t instead of int.
11086 (get_file_realbasename): New function. For F a filename, the real
11087 basename of F, with all the path components stripped.
11088 (get_file_srcdir_relative_path): New function. For F a filename, the
11089 relative path to F from $(srcdir).
11090 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11091 get_file_realbasename. Adjust the head comment.
11092 (get_prefix_langdir_index): New function. For F a filename, return the
11093 lang_dir_names[] relative index of the language directory that is
11095 (get_file_langdir): For F a filename, return the name of the language
11096 directory where F is located.
11097 (get_file_gtfilename): New function. The gt- output file name for an
11099 (get_output_file_with_visibility): Replace in-line computations with
11100 uses of get_file_gtfilename and get_prefix_langdir_index.
11101 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11103 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11105 PR tree-optimization/36504
11106 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11107 references without base address.
11109 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11111 PR middle-end/36584
11112 * calls.c (expand_call): Increase alignment for recursive functions.
11114 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11116 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11117 (TARGET_FUNCTION_VALUE): New define.
11118 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11119 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11121 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11123 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11124 (fmod<mode>3): Ditto.
11125 (remainderxf3): Ditto.
11126 (remainder<mode>3): Ditto.
11128 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11131 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11132 REG is a hard register.
11134 PR tree-optimization/36508
11135 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11136 499, don't check it at all in release compilers.
11138 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11141 together with SSE_TARGET_MATH to disable insn pattern.
11142 (*fop_<MODEF:mode>_2_i387): Ditto.
11143 (*fop_<MODEF:mode>_3_i387): Ditto.
11145 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11147 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11149 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11151 PR middle-end/34906
11152 * gimplify.c (gimplify_asm_expr): Check the return code of
11153 parse_output_constraint call, set function return and is_inout
11154 value if it failed.
11156 2008-06-22 Ian Lance Taylor <iant@google.com>
11158 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11159 (narrowest_signed_type): Likewise.
11160 * c-typeck.c (c_common_type): Change local variable mclass to enum
11162 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11163 tcc_comparison, not the tree code itself.
11164 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11165 (c_expand_expr): Cast modifier to enum expand_modifier.
11166 * c-common.h (C_RID_CODE): Add casts.
11167 (C_SET_RID_CODE): Define.
11168 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11169 (c_lex_one_token): Add cast to avoid warning.
11170 (c_parser_objc_type_name): Rename local typename to type_name.
11171 (check_no_duplicate_clause): Change code parameter to enum
11173 (c_parser_omp_var_list_parens): Change kind parameter to enum
11175 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11176 c_parser_omp_list_var_parens.
11177 (c_parser_omp_threadprivate): Likewise.
11178 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11179 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11180 * c-format.c (NO_FMT): Define.
11181 (printf_length_specs): Use NO_FMT.
11182 (asm_fprintf_length_specs): Likewise.
11183 (gcc_diag_length_specs): Likewise.
11184 (scanf_length_specs): Likewise.
11185 (strfmon_length_specs): Likewise.
11186 (gcc_gfc_length_specs): Likewise.
11187 (printf_flag_specs): Change 0 to STD_C89.
11188 (asm_fprintf_flag_specs): Likewise.
11189 (gcc_diag_flag_specs): Likewise.
11190 (gcc_cxxdiag_flag_specs): Likewise.
11191 (scanf_flag_specs): Likewise.
11192 (strftime_flag_specs): Likewise.
11193 (strfmon_flag_specs): Likewise.
11194 (print_char_table): Likewise.
11195 (asm_fprintf_char_table): Likewise.
11196 (gcc_diag_char_table): Likewise.
11197 (gcc_tdiag_char_table): Likewise.
11198 (gcc_cdiag_char_table): Likewise.
11199 (gcc_cxxdiag_char_table): Likewise.
11200 (gcc_gfc_char_table): Likewise.
11201 (scan_char_table): Likewise.
11202 (time_char_table): Likewis.
11203 (monetary_char_table): Likewise.
11204 * c-format.h (BADLEN): Likewise.
11206 2008-06-21 Ian Lance Taylor <iant@google.com>
11208 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11209 Define END_OF_BASE_TREE_CODES around inclusion.
11210 * tree.c (tree_code_type): New global array.
11211 (tree_code_length, tree_code_name): Likewise.
11212 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11213 $(lang_tree_files).
11214 (all-tree.def, s-alltree): New targets.
11215 (gencheck.h, s-gencheck): Remove.
11216 (tree.o): Depend upon all-tree.def.
11217 (build/gencheck.o): Remove gencheck.h dependency.
11218 (mostlyclean): Don't remove gencheck.h.
11219 * c-common.h (enum c_tree_code): Remove.
11220 * c-lang.c (tree_code_type): Remove.
11221 (tree_code_length, tree_code_name): Remove.
11222 * gencheck.c (tree_codes): Include all-tree.def, rather than
11223 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11225 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11227 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11228 (operator_name_info): Size to MAX_TREE_CODES.
11229 (assignment_operator_name_info): Likewise.
11230 * cp/cp-lang.c (tree_code_type): Remove.
11231 (tree_code_length, tree_code_name): Remove.
11232 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11233 (assignment_operator_name_info): Likewise.
11234 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11236 * cp/mangle.c (write_expression): Likewise.
11237 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11238 * fortran/f95-lang.c (tree_code_type): Remove.
11239 (tree_code_length, tree_code_name): Remove.
11240 * java/java-tree.h (enum java_tree_code): Remove.
11241 * java/lang.c (tree_code_type): Remove.
11242 (tree_code_length, tree_code_name): Remove.
11243 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11244 * objc/objc-act.h (enum objc_tree_code): Remove.
11245 * objc/objc-lang.c (tree_code_type): Remove.
11246 (tree_code_length, tree_code_name): Remove.
11247 * objcp/objcp-lang.c (tree_code_type): Remove.
11248 (tree_code_length, tree_code_name): Remove.
11249 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11250 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11251 * ada/misc.c (tree_code_type): Remove.
11252 (tree_code_length, tree_code_name): Remove.
11254 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11256 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11257 the grand_bitmap_obstack.
11259 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11261 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11262 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11263 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11264 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11265 move_stmt_r, new_label_mapper): Likewise.
11266 * tree-complex.c (cvc_lookup): Likewise.
11267 * tree-dfa.c (create_function_ann): Likewise.
11268 * tree-dump.c (dump_register): Likewise.
11269 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11270 find_phi_replacement_condition): Likewise.
11271 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11272 tree_function_versioning): Likewise.
11273 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11274 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11275 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11276 get_nonlocal_debug_decl, convert_nonlocal_reference,
11277 convert_nonlocal_omp_clauses, get_local_debug_decl,
11278 convert_local_reference, convert_local_omp_clauses,
11279 convert_nl_goto_reference, convert_nl_goto_receiver,
11280 convert_tramp_reference, convert_call_expr): Likewise.
11281 * tree-outof-ssa.c (contains_tree_r): Likewise.
11282 * tree-parloops.c (reduction_phi, initialize_reductions,
11283 eliminate_local_variables_1, add_field_for_reduction,
11284 add_field_for_name, create_phi_for_local_result,
11285 create_call_for_reduction_1, create_loads_for_reductions,
11286 create_stores_for_reduction, create_loads_and_stores_for_name):
11288 * tree-phinodes.c (allocate_phi_node): Likewise.
11289 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11290 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11291 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11292 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11293 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11294 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11295 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11296 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11297 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11298 vn_nary_op_insert): Likewise.
11299 * tree-ssa.c (redirect_edge_var_map_add,
11300 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11301 * tree-vectorizer.c (vectorize_loops): Likewise.
11302 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11303 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11304 tree_cons_stat, build1_stat, build_variant_type_copy,
11305 decl_init_priority_lookup, decl_fini_priority_lookup,
11306 decl_priority_info, decl_restrict_base_lookup,
11307 decl_restrict_base_insert, decl_debug_expr_lookup,
11308 decl_debug_expr_insert, decl_value_expr_lookup,
11309 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11310 type_hash_add, get_file_function_name, tree_check_failed,
11311 tree_not_check_failed, tree_range_check_failed,
11312 omp_clause_range_check_failed, build_omp_clause,
11313 build_vl_exp_stat): Likewise.
11314 * value-prof.c (gimple_histogram_value,
11315 gimple_duplicate_stmt_histograms): Likewise.
11316 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11317 unshare_variable, variable_union_info_cmp_pos, variable_union,
11318 dataflow_set_different_1, dataflow_set_different_2,
11319 vt_find_locations, variable_was_changed, set_variable_part,
11320 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11321 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11322 section_entry_hash, object_block_entry_eq,
11323 object_block_entry_hash, create_block_symbol,
11324 initialize_cold_section_name, default_function_rodata_section,
11325 strip_reg_name, set_user_assembler_name, const_desc_eq,
11326 build_constant_desc, output_constant_def, lookup_constant_def,
11327 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11328 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11329 default_internal_label): Likewise.
11330 * varray.c (varray_init, varray_grow): Likewise.
11331 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11333 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11335 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11336 operators for "test" insn. Macroize insn using SWI mode macro.
11337 (*jcc_fused_2): Ditto.
11338 (*jcc_fused_3): Macroize insn using SWI mode macro.
11339 (*jcc_fused_4): Ditto.
11341 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11343 * tree-ssa-pre.c: Fix typo in comment.
11344 (init_antic, fini_antic): Add explicit funtions for
11345 initializing and deinitializing ANTIC and AVAIL sets.
11346 (create_expression_by_pieces): Fix typo in comment.
11347 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11348 (execute_pre): Eventually dump details about ANTIC_IN.
11350 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11352 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11353 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11354 add_to_obstack, file_at_path, find_a_file, execute,
11355 add_preprocessor_option, add_assembler_option, add_linker_option,
11356 process_command, insert_wrapper, do_option_spec, do_self_spec,
11357 spec_path, do_spec_1, is_directory, main, used_arg,
11358 getenv_spec_function): Likewise.
11359 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11360 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11363 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11365 * doc/rtl.texi: Updated subreg section.
11367 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11370 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11371 node->needed and node->reachable.
11372 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11373 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11374 (expand_task_call): Don't call expand_task_copyfn.
11375 (expand_task_copyfn): Renamed to...
11376 (finalize_task_copyfn): ... this.
11378 2008-06-19 Jan Hubicka <jh@suse.cz>
11380 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11381 clobbering framepointer.
11383 2008-06-19 Jan Hubicka <jh@suse.cz>
11385 * tree-optimize.c (execute_early_local_optimizations): Set
11386 cgraph_state only at first invocation.
11388 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11390 * system.h (-Wc++-compat): Activate as a warning, no an error.
11392 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11394 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11395 instead of "#" in insn asm template.
11396 (*jcc_fused_2): Ditto.
11398 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11400 * config/i386/i386.h (ix86_tune_indices)
11401 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11402 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11403 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11404 (*jcc_fused_2): Ditto.
11405 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11406 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11407 (print operand): Handle 'E' and 'e' code.
11409 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11411 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11412 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11415 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11417 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11419 (cgraph_expand_function): Use local copy of decl.
11420 (cgraph_expand_all_functions): Remove redundant initialization of
11422 (cgraph_optimize): Reword internal_error message.
11424 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11426 * arm-protos.h (arm_return_in_memory): Remove public
11427 arm_return_in_memory() prototype.
11428 * arm.c (arm_return_in_memory): Add static prototype, add target
11429 hook macro, change definition and comments.
11430 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11432 2008-06-19 Ben Elliston <bje@au.ibm.com>
11434 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11435 real.c: Remove references to IEEE 754R.
11436 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11437 * doc/libgcc.texi (Decimal float library routines): Likewise.
11439 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11441 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11442 (default_unwind_word_mode): Add prototype.
11443 * targhooks.c (default_unwind_word_mode): New function.
11444 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11445 instead of word_mode.
11446 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11447 (TARGET_INITIALIZER): Use it.
11449 * c-common.c (handle_mode_attribute): Support "unwind_word"
11451 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11453 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11454 word_mode to access SjLj_Function_Context member "data".
11455 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11456 conversion from targetm.eh_return_filter_mode () to
11457 targetm.unwind_word_mode () if they differ.
11459 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11460 (BT_FN_UNWINDWORD_PTR): New function type.
11461 (BT_FN_WORD_PTR): Remove.
11462 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11463 * except.c (expand_builtin_extend_pointer): Convert pointer to
11464 targetm.unwind_word_mode () instead of word_mode.
11466 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11467 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11468 (spu_unwind_word_mode): New function.
11469 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11470 (TARGET_UNWIND_WORD_MODE): Define.
11471 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11473 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11475 * config/spu/spu.c (reg_align): Remove.
11476 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11477 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11478 (spu_split_store): Likewise.
11480 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11482 * gcc/tree-vn.c: Fix typo in comment.
11484 2008-06-18 Jan Hubicka <jh@suse.cz>
11486 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11487 toplevel reorder too.
11489 2008-06-18 Jan Hubicka <jh@suse.cz>
11491 * c-opts.c (c_common_post_options): PCH is not compatible with
11493 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11494 -fno-toplevel-reorder by default now.
11496 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11498 PR documentation/30739
11499 * doc/install.texi (Prerequisites): Document dependency on awk.
11501 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11502 Ian Lance Taylor <iant@google.com>
11504 PR rtl-optimization/35604
11505 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11506 only want to change jump destinations, not eventual label comparisons.
11508 2008-06-16 Jan Hubicka <jh@suse.cz>
11510 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11512 (cgraph_analyze_function): Likewise.
11514 2008-06-16 Jan Hubicka <jh@suse.cz>
11516 * cgraph.h (cgraph_mark_if_needed): New function.
11517 * cgraphunit.c (cgraph_mark_if_needed): New function.
11518 * c-decl.c (duplicate_decl): Use it.
11520 2008-06-16 Jan Hubicka <jh@suse.cz>
11522 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11525 2008-06-16 Jan Hubicka <jh@suse.cz>
11527 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11529 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11530 Kazu Hirata <kazu@codesourcery.com>
11531 Maxim Kuvyrkov <maxim@codesourcery.com
11533 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11534 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11535 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11536 EXTRA_SPEC_FUNCTIONS.
11537 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11538 (DRIVER_SELF_SPECS): Adjust.
11539 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11540 * config/mips/st.h, config/mips/t-st: New.
11541 * config/mips/driver-native.c, config/mips/x-native: New.
11542 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11545 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11547 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11549 (ISA_HAS_FP_CONDMOVE): New macro.
11550 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11551 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11552 (ISA_HAS_NMADD3_NMSUB3): New macro.
11553 * config/mips/mips.c (mips_rtx_costs): Update.
11554 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11555 compiling for ST Loongson 2E/2F.
11556 (madd<mode>): Rename to madd4<mode>. Update.
11557 (madd3<mode>): New pattern.
11558 (msub<mode>): Rename to msub4<mode>. Update.
11559 (msub3<mode>): New pattern.
11560 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11561 (nmadd3<mode>): New pattern.
11562 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11563 (nmadd3<mode>_fastmath): New pattern.
11564 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11565 (nmsub3<mode>): New pattern.
11566 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11567 (nmsub3<mode>_fastmath): New pattern.
11568 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11570 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11572 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11573 (DF_REF_INSN_INFO): New.
11574 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11575 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11576 with a NULL DF_REF_INSN_INFO.
11577 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11579 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11580 DF_INSN_INFO_EQ_USES): New.
11581 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11582 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11583 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11584 * df-core.c: Update comment for above changes.
11585 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11586 DF_INSN_UID_* macros.
11587 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11588 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11589 insn rtx. Update all callers.
11590 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11591 df_ref_create_structure, df_insn_refs_collect): Likewise.
11592 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11593 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11594 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11595 macros to access the insn refs.
11596 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11597 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11598 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11599 for accessing the refs.
11600 (try_fwprop_subst): Likewise.
11601 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11602 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11603 for accessing the refs.
11604 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11605 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11606 to look at the insn refs.
11607 (record_uses): Likewise.
11608 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11610 (mark_artificial_uses): Don't mark_insn for artificial refs.
11611 (mark_reg_rependencies): Likewise.
11613 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11615 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11617 * configure: Regenerate.
11619 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11621 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11622 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11623 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11625 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11627 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11628 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11629 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11631 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11633 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11634 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11635 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11637 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11639 * tree-ssa-sccvn.c: Fix format of comments.
11641 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11643 * cgraph.c: Remove unneeded forward declarations of eq_node()
11646 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11648 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11650 (see_update_relevancy): Likewise.
11651 * fwprop.c (try_fwprop_subst): Likewise.
11652 * rtlanal.c (noop_move_p): Likewise.
11653 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11654 notes to non-existing libcall blocks.
11655 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11657 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11658 (dead_libcall_p): Remove.
11659 (delete_trivially_dead_insns): Don't use it.
11660 * web.c (union_defs): Remove comment about keeping nops.
11661 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11662 (compute_hash_table_work): Don't track libcall notes.
11663 (do_local_cprop): Don't take libcall pointers. Don't update
11665 (adjust_libcall_notes): Deleted.
11666 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11667 ever have existed in the first place).
11668 (replace_store_insn): Don't try to remove libcall notes.
11669 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11670 (resolve_reg_notes): Don't call them.
11671 (resolve_simple_move): Likewise.
11672 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11673 Don't remove REG_RETVAL notes.
11674 * emit-rtl.c (try_split): Don't update libcall notes.
11675 (emit_copy_of_insn_after): Dito.
11676 * cselib.c (cselib_current_insn_in_libcall): Remove.
11677 (cselib_process_insn): Don't set/clear it.
11678 (new_elt_loc_list): Don't record it.
11679 (cselib_init): Don't initialize it.
11680 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11681 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11683 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11684 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11685 (init_deps): Don't initialize it.
11686 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11687 * combine.c (delete_noop_moves): Don't update libcall notes.
11688 (can_combine_p): Remove now pointless #if 0 block.
11689 (try_combine): Remove another obsolete #if 0 block.
11690 (distribute_notes): Don't distribute libcall notes.
11691 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11692 * dce.c (libcall_dead_p): Remove.
11693 (delete_unmarked_insns): Don't handle libcall blocks.
11694 (preserve_libcall_for_dce): Remove.
11695 (prescan_insns_for_dce): Don't special-case libcall block insns.
11696 * reload1 (reload): Don't handle libcall notes.
11697 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11700 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11702 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11703 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11704 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11706 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11708 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11709 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11710 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11712 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11714 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11716 2008-06-16 Ira Rosen <irar@il.ibm.com>
11718 PR tree-optimization/36493
11719 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11720 the arguments list. Use VECTYPE to create vector pointer.
11721 (vectorizable_store): Fail if accesses through a pointer to vectype
11722 do not alias the original memory reference operands.
11723 Call vect_create_data_ref_ptr without the removed argument.
11724 (vectorizable_load): Likewise.
11725 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11728 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11731 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11732 reg_equiv_constant.
11734 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11736 * config/mips/loongson2ef.md: New file.
11737 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11738 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11739 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11740 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11741 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11743 (loongson2ef.md): New include.
11744 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11745 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11746 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11747 (loongson_gt_<mode>, loongson_extract_halfword)
11748 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11749 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11750 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11751 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11752 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11753 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11754 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11755 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11756 (vec_interleave_low<mode>): Define type attribute.
11757 * config/mips/mips.c (mips_ls2): New static variable.
11758 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11759 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11760 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11761 Implement target scheduling hooks.
11762 (mips_multipass_dfa_lookahead): Update to handle tuning for
11764 (mips_sched_init): Initialize data for Loongson scheduling.
11765 (mips_ls2_variable_issue): New static function.
11766 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11768 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11769 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11770 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11771 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11772 Handle ST Loongson 2E/2F cores.
11773 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11775 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11777 * omp-low.c (extract_omp_for_data): Fix comment typo.
11780 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11782 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11783 FIXME note about gcc/config.guess.
11784 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11785 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11786 * doc/cppopts.texi: Likewise.
11787 * doc/extend.texi: Likewise.
11788 * doc/gcc.texi: Likewise.
11789 * doc/gccint.texi: Likewise.
11790 * doc/gcov.texi: Likewise.
11791 * doc/gty.texi: Likewise.
11792 * doc/hostconfig.texi: Likewise.
11793 * doc/install.texi: Likewise.
11794 * doc/invoke.texi: Likewise.
11795 * doc/loop.texi: Likewise.
11796 * doc/makefile.texi: Likewise.
11797 * doc/md.texi: Likewise.
11798 * doc/passes.texi: Likewise.
11799 * doc/tm.texi: Likewise.
11800 * doc/tree-ssa.texi: Likewise.
11801 * doc/trouble.texi: Likewise.
11803 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11804 Nathan Sidwell <nathan@codesourcery.com>
11805 Maxim Kuvyrkov <maxim@codesourcery.com>
11806 Richard Sandiford <rdsandiford@googlemail.com>
11808 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11809 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11810 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11812 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11813 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11814 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11816 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11817 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11818 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11819 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11820 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11821 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11822 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11823 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11824 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11825 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11826 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11827 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11828 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11829 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11830 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11831 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11832 (mips_builtins): Add Loongson builtins.
11833 (mips_loongson_2ef_bdesc): New.
11834 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11835 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11836 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11837 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11839 (mips_expand_vector_init): New.
11840 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11841 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11843 * config/mips/mips.md: Add unspec numbers for Loongson
11844 builtins. Include loongson.md.
11845 (MOVE64): Include Loongson vector modes.
11846 (SPLITF): Include Loongson vector modes.
11847 (HALFMODE): Handle Loongson vector modes.
11848 * config/mips/loongson.md: New.
11849 * config/mips/loongson.h: New.
11850 * config.gcc: Add loongson.h header for mips*-*-* targets.
11851 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11853 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11855 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11856 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11857 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11858 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11859 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11860 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11861 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11862 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11863 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11864 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11865 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11866 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11867 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11868 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11869 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11870 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11871 Remove use_fixproto=yes.
11872 (ia64*-*-hpux*): Remove comment about using fixproto.
11873 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11875 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11877 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11879 * configure: Regenerate.
11881 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11883 PR middle-end/36520
11884 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11885 before evaluating it.
11887 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11890 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11891 nested inline functions.
11892 (start_decl, start_function): Don't invert DECL_EXTERNAL
11893 for nested inline functions.
11895 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11897 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11898 splits that must be made for correctness.
11900 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11902 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11903 (AVAIL_NON_MIPS16): Likewise.
11904 (mips_builtin_description): Replace target_flags with a predicate.
11905 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11906 (dspr2_32): New availability predicates.
11907 (MIPS_BUILTIN): New macro.
11908 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11909 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11910 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11911 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11912 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11913 (mips_dsp_32only_bdesc): Merge into...
11914 (mips_builtins): ...this new array.
11915 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11916 (mips_init_builtins): Update after above changes.
11917 (mips_expand_builtin_1): Merge into...
11918 (mips_expand_builtin): ...here and update after above changes.
11920 2008-06-12 Paul Brook <paul@codesourcery.com>
11922 * longlong.h (__arm__): Define count_leading_zeros.
11923 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11924 (clzsi2, clzdi2): New functions.
11925 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11926 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11927 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11928 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11929 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11930 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11931 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11932 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11933 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11934 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11936 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11938 * config/m68k/m68k.c (m68k_tune_flags): New.
11939 (override_options): Compute m68k_tune_flags.
11940 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11941 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11943 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11945 PR middle-end/36506
11946 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11948 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11950 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11951 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11953 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11955 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11956 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11958 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11960 PR middle-end/36506
11961 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11964 2008-06-12 Richard Guenther <rguenther@suse.de>
11966 PR tree-optimization/36345
11967 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11968 add memory_tag_needed flag.
11969 (may_alias_p): Declare.
11970 * tree-ssa-alias.c (may_alias_p): Export.
11971 (set_initial_properties): Use memory_tag_needed flag.
11972 (update_reference_counts): Likewise.
11973 (reset_alias_info): Reset memory_tag_needed flag.
11974 (create_name_tags): Check memory_tag_needed flag.
11975 (dump_points_to_info_for): Dump it.
11976 * tree-ssa-structalias.c (struct variable_info): Remove
11977 directly_dereferenced flag.
11978 (new_var_info): Do not initialize it.
11979 (process_constraint_1): Do not set it.
11980 (update_alias_info): Set is_dereferenced flag.
11981 (set_uids_in_ptset): Use may_alias_p.
11982 (set_used_smts): Check memory_tag_needed flag.
11983 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11984 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11985 memory_tag_needed flag.
11986 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11987 from broken design.
11989 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11991 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11992 red zone for w64 abi.
11993 (ix86_expand_prologue): Likewise.
11994 (ix86_force_to_memory): Likewise.
11995 (ix86_free_from_memory): Likewise.
11997 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12000 * config/rs6000/rs6000.c (rs6000_override_options): Set
12001 rs6000_isel conditionally to the absence of comand line override.
12002 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12003 Remove duplicate rs6000_isel setting.
12004 * config/rs6000/eabispe.h: Ditto.
12006 2008-06-11 Richard Guenther <rguenther@suse.de>
12008 * alias.c (get_alias_set): Use the element alias-set for arrays.
12009 (record_component_aliases): For arrays and vectors do nothing.
12010 * c-common.c (strict_aliasing_warning): Handle the cases
12011 of alias set zero explicitly.
12012 * Makefile.in (dfp.o-warn): Add -Wno-error.
12014 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12016 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12018 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12019 tune_32 tune_64 to supported_defaults. Allow values not
12020 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12021 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12022 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12023 with_cpu_64 to generic for 64-bit-supporting configurations, not
12024 with_cpu. Remove FIXMEs.
12025 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12026 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12027 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12028 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12029 arch_32 and arch_64.
12031 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12032 Olivier Hainque <hainque@adacore.com>
12034 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12035 Use DECL_SIZE_UNIT to retrieve the size of the field.
12037 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12039 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12040 with function calls after declarations. Lay out
12041 neon_float_type_node before further use.
12043 2008-06-11 Richard Guenther <rguenther@suse.de>
12045 * tree-flow.h (may_point_to_global_var): Declare.
12046 * tree-ssa-alias.c (may_point_to_global_var): New function.
12047 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12049 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12051 * configure.ac: Teach that fido supports .debug_line.
12052 * configure: Regenerate.
12054 2008-06-10 Tom Tromey <tromey@redhat.com>
12056 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12059 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12061 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12062 (encode_decimal64, decode_decimal64, encode_decimal128,
12063 decode_decimal128): Reverse order of 32-bit parts of value if host
12064 and target endianness differ.
12066 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12068 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12069 Avoid division by 0.
12070 (tree_mod_pow2_value_transform): Likewise.
12071 (tree_ic_transform): Likewise.
12072 (tree_stringops_transform): Likewise.
12073 (tree_mod_subtract_transform): Likewise.
12074 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12075 (copy_edges_for_bb): Likewise.
12076 (initialize_cfun): Likewise.
12078 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12080 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12081 nonmemory_operand. Add "N" operand constraint.
12083 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12084 (*jcc_btsi_mask): Ditto.
12085 (*jcc_btsi_mask_1): Ditto.
12087 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12089 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12090 TYPE_CANONICAL for copied element type.
12092 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12095 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12096 Add m_CORE2 and m_GENERIC.
12097 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12098 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12100 (*jcc_btdi_rex64): New instruction and split pattern.
12101 (*jcc_btsi): Ditto.
12102 (*jcc_btsi_1): Ditto.
12103 (*btsq): Fix Intel asm dialect operand order.
12107 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12109 PR middle-end/36447
12110 * simplify-rtx.c (simplify_subreg): Add check for shift count
12113 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12115 * doc/md.texi: Synchronize with later constraints.md change.
12116 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12117 with a C implementation.
12118 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12120 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12121 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12122 when moving to and from MD_REGNUM.
12123 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12124 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12125 Handle byte and halfword moves.
12126 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12128 * config/mips/constraints.md (h): Turn into NO_REGS.
12129 (l, x): Update documentation.
12130 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12131 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12132 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12133 (HILO): New mode iterator.
12135 (any_div): New code iterator.
12136 (u): Extend code attribute to div and udiv.
12137 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12138 d_operand in the splitters. Remove redundant CONST_INT checks.
12139 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12140 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12141 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12142 accordingly, using normal moves instead of unspecs to move LO into
12143 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12144 (<u>mulsidi3): Handle expansion in C code.
12145 (<u>mulsidi3_32bit_internal): Rename to...
12146 (<u>mulsidi3_32bit): ...this.
12147 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12148 (*<u>mulsidi3_64bit): Rename to...
12149 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12150 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12151 to set LO and HI to the multiplication result. Use a normal move
12152 for MFLO and an unspec for MFHI.
12153 (*<u>mulsidi3_64bit_parts): Replace with...
12154 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12155 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12156 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12157 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12158 instead of HI. Split the instruction into a separate multiplication
12159 and MFHI if !TARGET_FIX_R4000.
12160 (<su>muldi3_highpart): Likewise.
12161 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12162 and the "=h" clobber.
12163 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12164 (<u>mulditi3): New expander.
12165 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12166 (madsi): Remove "=h" clobber.
12167 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12168 Force the modulus result to be a GPR and split the instruction into
12169 a division followed by an MFHI after reload.
12170 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12171 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12172 the MIPS16 HIGH define_split.
12173 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12174 of acc<->gpr moves to "multi".
12175 (*movdi_64bit): Replace the single "x" alternative with
12176 alternatives for moving into and out of "a".
12177 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12178 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12179 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12180 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12181 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12182 (movti): New expander.
12183 (*movti, *movti_mips16): New insns.
12184 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12185 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12186 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12187 * config/mips/predicates.md (fpr_operand): Delete.
12188 (d_operand): New predicate.
12190 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12192 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12193 failure on some Bourne shells.
12194 (x86_64-*-*): Ditto.
12196 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12198 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12200 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12202 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12203 (sparc-sun-solaris2*): Likewise.
12205 2008-06-09 Arnaud Charlet <charlet@adacore.com
12207 * doc/install.texi: Update requirements to build the Ada compiler.
12209 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12211 * df-scan.c (struct df_scan_problem_data): Remove the
12212 mw_link_pool alloc pool.
12213 (df_scan_free_internal): Don't free it.
12214 (df_scan_alloc): Don't allocate it.
12215 * df.h (struct df_link): Update comment.
12217 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12219 * except.h: Correct checks for when SJLJ exceptions must be used.
12221 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12223 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12226 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12228 PR tree-optimization/36218
12229 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12230 configure for the build system.
12231 (BUILD_LDFLAGS): Define.
12232 * configure: Regenerate.
12233 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12235 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12238 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12239 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12240 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12242 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12244 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12246 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12248 * config.gcc (Obsolete configurations): Remove list of
12250 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12251 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12252 targets matched by those patterns.
12253 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12254 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12255 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12256 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12257 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12258 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12259 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12260 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12261 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12262 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12263 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12264 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12265 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12266 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12267 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12268 Make code for Solaris 7 and greater unconditional for Solaris.
12269 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12270 Remove --with-* handling.
12271 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12272 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12273 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12274 LINK_OS_WINDISS_SPEC): Remove.
12275 * config/rs6000/sysv4.opt (mwindiss): Remove.
12276 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12277 * configure: Regenerate.
12278 * doc/cpp.texi: Don't mention BeOS.
12279 * doc/extend.texi (interrupt): Don't mention MS1.
12280 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12281 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12282 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12283 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12284 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12286 * doc/invoke.texi (MT Options): Remove.
12287 (-mwindiss): Remove.
12288 (CRIS Options): Remove cris-axis-aout references.
12289 (HPPA Options): Don't mention hppa1.1-*-pro.
12290 * doc/md.texi: (MorphoTech family): Remove.
12291 * libgcc2.c: Don't handle UWIN.
12292 * config/alpha/t-unicosmk: Remove.
12293 * config/alpha/unicosmk.h: Remove.
12294 * config/arm/kaos-arm.h: Remove.
12295 * config/arm/kaos-strongarm.h: Remove.
12296 * config/arm/strongarm-coff.h: Remove.
12297 * config/arm/strongarm-elf.h: Remove.
12298 * config/arm/strongarm-pe.h: Remove.
12299 * config/arm/t-strongarm-pe: Remove.
12300 * config/arm/t-xscale-coff: Remove.
12301 * config/arm/t-xscale-elf: Remove.
12302 * config/arm/xscale-coff.h: Remove.
12303 * config/arm/xscale-elf.h: Remove.
12304 * config/chorus.h: Remove.
12305 * config/cris/aout.h: Remove.
12306 * config/cris/aout.opt: Remove.
12307 * config/cris/t-aout: Remove.
12308 * config/i386/beos-elf.h: Remove.
12309 * config/i386/kaos-i386.h: Remove.
12310 * config/i386/ptx4-i.h: Remove.
12311 * config/i386/sco5.h: Remove.
12312 * config/i386/sco5.opt: Remove.
12313 * config/i386/sysv4-cpp.h: Remove.
12314 * config/i386/sysv5.h: Remove.
12315 * config/i386/t-beos: Remove.
12316 * config/i386/t-sco5: Remove.
12317 * config/i386/t-uwin: Remove.
12318 * config/i386/uwin.asm: Remove.
12319 * config/i386/uwin.h: Remove.
12320 * config/kaos.h: Remove.
12321 * config/mips/windiss.h: Remove.
12322 * config/mt: Remove directory.
12323 * config/pa/pa-osf.h: Remove.
12324 * config/pa/pa-pro-end.h: Remove.
12325 * config/pa/t-pro: Remove.
12326 * config/ptx4.h: Remove.
12327 * config/rs6000/beos.h: Remove.
12328 * config/rs6000/kaos-ppc.h: Remove.
12329 * config/rs6000/t-beos: Remove.
12330 * config/rs6000/windiss.h: Remove.
12331 * config/sh/kaos-sh.h: Remove.
12332 * config/sol2-6.h: Remove.
12333 * config/sparc/sol26-sld.h: Remove.
12334 * config/sparc/sysv4-only.h: Remove.
12335 * config/vax/bsd.h: Remove.
12336 * config/vax/t-memfuncs: Remove.
12337 * config/vax/ultrix.h: Remove.
12338 * config/vax/vaxv.h: Remove.
12339 * config/windiss.h: Remove.
12341 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12343 PR rtl-optimization/36438
12344 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12345 for vector shifts with constant scalar shift operands.
12347 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12349 * doc/invoke.texi: Document -march=xlr.
12350 * config/mips/xlr.md: New file.
12351 * config/mips/mips.md: Include it.
12353 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12354 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12355 (mips_rtx_cost_data): Likewise.
12357 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12359 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12360 PRE_INC and PRE_DEC cases.
12362 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12364 PR rtl-optimization/36419
12365 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12366 the emitting jump insn.
12369 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12370 is not bool, boolify the whole *expr_p and convert to the desired type.
12372 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12374 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12375 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12376 Add omp_private_outer_ref hook, add another argument to
12377 omp_clause_default_ctor hook.
12378 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12379 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12380 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12381 hook_tree_tree_tree_tree_null.
12382 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12383 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12384 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12385 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12386 * tree.def (OMP_TASK): New tree code.
12387 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12388 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12389 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12390 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12391 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12392 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12393 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12394 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12395 (OMP_DIRECTIVE_P): Add OMP_TASK.
12396 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12397 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12398 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12399 and OMP_CLAUSE_UNTIED entries.
12400 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12402 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12403 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12404 * tree-pretty-print.c (dump_omp_clause): Handle
12405 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12406 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12407 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12408 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12409 warning about unsigned iterators. Change decl/init/cond/incr
12410 arguments to TREE_VECs, check arguments for all collapsed loops.
12411 (c_finish_omp_taskwait): New function.
12412 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12414 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12415 default_function_array_conversion on init. Add par_clauses argument.
12416 If decl is present in parallel's lastprivate clause, change it to
12417 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12418 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12419 collapse count in clauses.
12420 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12421 c_parser_omp_for_loop callers.
12422 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12423 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12424 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12425 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12427 (c_parser_omp_clause_schedule): Handle schedule(auto).
12428 Include correct location in the error message.
12429 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12430 and PRAGMA_OMP_CLAUSE_UNTIED.
12431 (OMP_TASK_CLAUSE_MASK): Define.
12432 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12433 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12434 * tree-nested.c (convert_nonlocal_omp_clauses,
12435 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12436 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12437 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12438 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12440 (conver_nonlocal_reference, convert_local_reference,
12441 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12442 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12443 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12444 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12445 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12446 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12447 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12448 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12449 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12451 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12452 * c-common.h (c_finish_omp_taskwait): New prototype.
12453 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12454 * tree-parloops.c (create_parallel_loop): Create 1 entry
12455 vectors for OMP_FOR_{INIT,COND,INCR}.
12456 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12457 (make_edges): Handle OMP_TASK.
12458 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12459 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12460 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12461 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12462 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12463 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12464 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12465 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12466 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12467 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12468 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12469 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12470 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12471 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12472 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12473 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12474 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12475 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12476 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12477 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12478 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12479 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12480 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12481 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12482 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12483 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12484 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12485 original iterator is present in lastprivate clause or if
12486 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12487 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12488 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12489 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12490 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12491 if it is set, lookup var in outer contexts too. Handle
12492 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12493 to be implicitly determined firstprivate for task regions.
12494 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12495 if it is set, lookup var in outer contexts too. Set
12496 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12497 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12498 OMP_CLAUSE_UNTIED. Take region_type as last argument
12499 instead of in_parallel and in_combined_parallel.
12500 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12502 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12503 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12504 (new_omp_context): Set default_kind to
12505 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12506 (omp_region_type): New enum.
12507 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12508 fields, add region_type.
12509 (new_omp_context): Take region_type as argument instead of is_parallel
12510 and is_combined_parallel.
12511 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12512 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12513 ctx->is_combined_parallel checks.
12514 (gimplify_omp_task): New function.
12515 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12517 * omp-low.c (extract_omp_for_data): Use schedule(static)
12518 for schedule(auto). Handle pointer and unsigned iterators.
12519 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12520 Add loops argument. Extract data for collapsed OMP_FOR loops.
12521 (expand_parallel_call): Assert sched_kind isn't auto,
12522 map runtime schedule to index 3.
12523 (struct omp_for_data_loop): New type.
12524 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12525 Add loop, loops, collapse and iter_type fields.
12526 (workshare_safe_to_combine_p): Disallow combined for if
12527 iter_type is unsigned long long. Don't combine collapse > 1 loops
12528 unless all bounds and steps are constant. Adjust extract_omp_for_data
12530 (expand_omp_for_generic): Handle pointer, unsigned and long long
12531 iterators. Handle collapsed OMP_FOR loops. Adjust
12532 for struct omp_for_data changes. If libgomp function doesn't return
12533 boolean_type_node, add comparison of the return value with 0.
12534 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12535 pointer, unsigned and long long iterators. Adjust for struct
12536 omp_for_data changes.
12537 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12538 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12539 unsigned long long. Allocate loops array, pass it to
12540 extract_omp_for_data. For collapse > 1 loops use always
12541 expand_omp_for_generic.
12542 (omp_context): Add sfield_map and srecord_type fields.
12543 (is_task_ctx, lookup_sfield): New functions.
12544 (use_pointer_for_field): Use is_task_ctx helper. Change first
12545 argument's type from const_tree to tree. Clarify comment.
12546 In OMP_TASK disallow copy-in/out sharing.
12547 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12548 (install_var_field): Add mask argument. Populate both record_type
12549 and srecord_type if needed.
12550 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12552 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12553 and DECL_FIELD_OFFSET.
12554 (scan_sharing_clauses): Adjust install_var_field callers. For
12555 firstprivate clauses on explicit tasks allocate the var by value in
12556 record_type unconditionally, rather than by reference.
12557 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12558 Use is_taskreg_ctx instead of is_parallel_ctx.
12559 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12560 (create_omp_child_function_name): Add task_copy argument, use
12561 *_omp_cpyfn* names if it is true.
12562 (create_omp_child_function): Add task_copy argument, if true create
12563 *_omp_cpyfn* helper function.
12564 (scan_omp_parallel): Adjust create_omp_child_function callers.
12565 Rename parallel_nesting_level to taskreg_nesting_level.
12566 (scan_omp_task): New function.
12567 (lower_rec_input_clauses): Don't run constructors for firstprivate
12568 explicit task vars which are initialized by *_omp_cpyfn*.
12569 Pass outer var ref to omp_clause_default_ctor hook if
12570 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12571 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12572 OMP_CLAUSE_REDUCTION_INIT.
12573 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12574 avoid duplicate setting of fields. Handle
12575 OMP_CLAUSE_PRIVATE_OUTER_REF.
12576 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12577 copy-out if TREE_READONLY, only copy-in.
12578 (expand_task_copyfn): New function.
12579 (expand_task_call): New function.
12580 (struct omp_taskcopy_context): New type.
12581 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12583 (lower_omp_parallel): Rename to...
12584 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12585 Call create_task_copyfn if srecord_type is needed. Adjust
12587 (task_shared_vars): New variable.
12588 (check_omp_nesting_restrictions): Warn if work-sharing,
12589 barrier, master or ordered region is closely nested inside OMP_TASK.
12590 Add warnings for barrier if closely nested inside of work-sharing,
12591 ordered, or master region.
12592 (scan_omp_1): Call check_omp_nesting_restrictions even for
12593 GOMP_barrier calls. Rename parallel_nesting_level to
12594 taskreg_nesting_level. Handle OMP_TASK.
12595 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12596 work-sharing construct, continue looking for them on parent parallel
12598 (lower_omp_for_lastprivate): Add lastprivate clauses
12599 to the beginning of dlist rather than end. Adjust for struct
12600 omp_for_data changes.
12601 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12602 not after it. Handle collapsed OMP_FOR loops, adjust for
12603 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12604 (get_ws_args_for): Adjust extract_omp_for_data caller.
12605 (scan_omp_for): Handle collapsed OMP_FOR
12606 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12607 (lower_omp_single_simple): If libgomp function doesn't return
12608 boolean_type_node, add comparison of the return value with 0.
12609 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12610 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12611 (parallel_nesting_level): Rename to...
12612 (taskreg_nesting_level): ... this.
12613 (is_taskreg_ctx): New function.
12614 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12615 of is_parallel_ctx.
12616 (execute_lower_omp): Rename parallel_nesting_level to
12617 taskreg_nesting_level.
12618 (expand_omp_parallel): Rename to...
12619 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12620 Call omp_task_call for OMP_TASK regions.
12621 (expand_omp): Adjust caller, handle OMP_TASK.
12622 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12624 * bitmap.c (bitmap_default_obstack_depth): New variable.
12625 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12626 if argument is NULL and bitmap_default_obstack is already initialized.
12627 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12629 * matrix-reorg.c (matrix_reorg): Likewise.
12631 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12633 * config/i386/i386.md (*indirect_jump): Macroize using P
12634 mode iterator. Remove !TARGET_64BIT from insn constraints.
12635 (*tablejump_1): Ditto.
12636 (*indirect_jump_rex64): Remove insn pattern.
12637 (*tablejump_1_rex64): Ditto.
12638 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12639 and eh_return_si insn patterns.
12641 2008-06-06 Richard Guenther <rguenther@suse.de>
12643 * tree-ssa-structalias.c (merge_smts_into): Remove.
12644 (find_what_p_points_to): Do not bother to compute the
12645 points-to set for pt_anything pointers.
12646 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12647 for pt_anything pointers is ok.
12649 2008-06-06 Jan Hubicka <jh@suse.cz>
12651 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12653 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12655 * cgraph.c: Fix typos in comments.
12656 (cgraph_availability_names): Fix string typo.
12657 * fold-const.c: Fix typos in comments.
12658 (fold_binary): Fix typo in warning.
12659 * genautomata.c: Fix typos in comments.
12660 (check_presence_pattern_sets): Fix typo in local variable.
12661 (output_description): Fix typo in output.
12662 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12663 * hwint.h: Likewise.
12664 * matrix-reorg.c (check_allocation_function): Likewise.
12665 * omega.c (smooth_weird_equations): Likewise.
12666 * auto-inc-dec.c: Fix typos in comments.
12667 * bb-reorder.c: Likewise.
12668 * builtins.c: Likewise.
12669 * c-common.c: Likewise.
12670 * c-cppbuiltin.c: Likewise.
12671 * c-parser.c: Likewise.
12672 * c-pretty-print.c: Likewise.
12673 * cfgcleanup.c: Likewise.
12674 * cfgexpand.c: Likewise.
12675 * cfghooks.c: Likewise.
12676 * cfglayout.c: Likewise.
12677 * cfgloopmanip.c: Likewise.
12678 * cgraphunit.c: Likewise.
12679 * coverage.c: Likewise.
12680 * dbxout.c: Likewise.
12681 * df-byte-scan.c: Likewise.
12682 * df-core.c: Likewise.
12683 * df-problems.c: Likewise.
12684 * df-scan.c: Likewise.
12686 * dominance.c: Likewise.
12687 * domwalk.c: Likewise.
12689 * dwarf2out.c: Likewise.
12690 * emit-rtl.c: Likewise.
12691 * et-forest.c: Likewise.
12692 * function.c: Likewise.
12693 * function.h: Likewise.
12695 * gcov-io.c: Likewise.
12696 * gcov.c: Likewise.
12697 * gcse.c: Likewise.
12698 * genattrtab.c: Likewise.
12699 * ggc-page.c: Likewise.
12700 * gimplify.c: Likewise.
12701 * gthr-lynx.h: Likewise.
12702 * haifa-sched.c: Likewise.
12703 * ipa-cp.c: Likewise.
12704 * ipa-inline.c: Likewise.
12705 * ipa-prop.h: Likewise.
12706 * ipa-pure-const.c: Likewise.
12707 * ipa-struct-reorg.c: Likewise.
12708 * ipa-struct-reorg.h: Likewise.
12709 * ipa-type-escape.c: Likewise.
12711 * loop-doloop.c: Likewise.
12712 * mips-tfile.c: Likewise.
12713 * mkmap-flat.awk: Likewise.
12714 * mkmap-symver.awk: Likewise.
12715 * modulo-sched.c: Likewise.
12716 * omp-low.c: Likewise.
12717 * optabs.c: Likewise.
12718 * optabs.h: Likewise.
12719 * opts.c: Likewise.
12720 * passes.c: Likewise.
12721 * postreload-gcse.c: Likewise.
12722 * postreload.c: Likewise.
12723 * predict.c: Likewise.
12724 * pretty-print.h: Likewise.
12725 * profile.c: Likewise.
12726 * protoize.c: Likewise.
12727 * ra-conflict.c: Likewise.
12728 * real.c: Likewise.
12729 * recog.c: Likewise.
12730 * regclass.c: Likewise.
12731 * regs.h: Likewise.
12732 * reload.c: Likewise.
12733 * rtl-error.c: Likewise.
12734 * rtlanal.c: Likewise.
12735 * scan.h: Likewise.
12736 * sched-rgn.c: Likewise.
12738 * stmt.c: Likewise.
12739 * target.h: Likewise.
12740 * tree-dfa.c: Likewise.
12741 * tree-eh.c: Likewise.
12742 * tree-flow-inline.h: Likewise.
12743 * tree-inline.c: Likewise.
12744 * tree-into-ssa.c: Likewise.
12745 * tree-loop-distribution.c: Likewise.
12746 * tree-nested.c: Likewise.
12747 * tree-parloops.c: Likewise.
12748 * tree-pass.h: Likewise.
12749 * tree-pretty-print.c: Likewise.
12750 * tree-profile.c: Likewise.
12751 * tree-scalar-evolution.c: Likewise.
12752 * tree-sra.c: Likewise.
12753 * tree-ssa-alias-warnings.c: Likewise.
12754 * tree-ssa-ccp.c: Likewise.
12755 * tree-ssa-coalesce.c: Likewise.
12756 * tree-ssa-dom.c: Likewise.
12757 * tree-ssa-dse.c: Likewise.
12758 * tree-ssa-forwprop.c: Likewise.
12759 * tree-ssa-live.c: Likewise.
12760 * tree-ssa-live.h: Likewise.
12761 * tree-ssa-loop-im.c: Likewise.
12762 * tree-ssa-loop-ivopts.c: Likewise.
12763 * tree-ssa-loop-niter.c: Likewise.
12764 * tree-ssa-loop-prefetch.c: Likewise.
12765 * tree-ssa-phiopt.c: Likewise.
12766 * tree-ssa-phiprop.c: Likewise.
12767 * tree-ssa-sccvn.c: Likewise.
12768 * tree-ssa-ter.c: Likewise.
12769 * tree-ssa-threadupdate.c: Likewise.
12770 * tree-ssa.c: Likewise.
12771 * tree-vect-analyze.c: Likewise.
12772 * tree-vect-transform.c: Likewise.
12773 * tree-vectorizer.c: Likewise.
12774 * tree-vn.c: Likewise.
12775 * tree-vrp.c: Likewise.
12776 * tree.c: Likewise.
12777 * tree.def: Likewise.
12778 * tree.h: Likewise.
12779 * unwind-dw2-fde.c: Likewise.
12780 * unwind.inc: Likewise.
12781 * value-prof.c: Likewise.
12782 * vmsdbgout.c: Likewise.
12784 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12786 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12787 always place FP constants in the TOC for TARGET_POWERPC64.
12788 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12790 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12792 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12793 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12794 enable for TARGET_E500_DOUBLE.
12795 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12796 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12797 floating-point modes like integer modes for E500 double.
12798 (rs6000_legitimate_offset_address_p): Likewise.
12799 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12800 addressing for DDmode for E500 double.
12801 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12802 modes as using 64-bits of registers for E500 double.
12803 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12804 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12805 specially for E500 double.
12806 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12807 TDmode for E500 double.
12808 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12809 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12810 (rs6000_split_multireg_move): Do not handle TDmode specially for
12812 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12813 using 64-bit registers for E500 double.
12814 (emit_frame_save): Do not handle DDmode specially for E500 double.
12815 (gen_frame_mem_offset): Likewise.
12816 (rs6000_function_value): Do not call spe_build_register_parallel
12817 for DDmode or TDmode.
12818 (rs6000_libcall_value): Likewise.
12819 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12820 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12823 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12825 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12828 2008-06-04 Junjie Gu <jgu@tensilica.com>
12830 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12831 comparison for frame pointers.
12833 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12836 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12838 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12841 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12842 register is already smaller or equal to required mode.
12844 2008-06-04 Xinliang David Li <davidxl@google.com>
12846 * tree-call-cdce.c: New file.
12847 (cond_dead_built_in_calls): New static variable.
12848 (input_domain): New struct.
12849 (check_pow): New function.
12850 (check_builtin_call): Ditto.
12851 (check_target_format): Ditto.
12852 (is_call_dce_candidate): Ditto.
12853 (gen_one_condition): Ditto.
12854 (gen_conditions_for_domain): Ditto.
12855 (get_domain): Ditto.
12856 (gen_conditions_for_pow_cst_base): Ditto.
12857 (gen_conditions_for_pow_int_base): Ditto.
12858 (gen_conditions_for_pow): Ditto.
12859 (get_no_error_domain): Ditto.
12860 (gen_shrink_wrap_conditions): Ditto.
12861 (shrink_wrap_one_built_in_call): Ditto.
12862 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12863 (tree_call_cdce): Ditto.
12864 (gate_call_cdce): Ditto.
12865 (pass_call_cdce): New gimple pass.
12866 * passes.c: (init_optimization_passes): New pass.
12867 * tree-pass.h: New pass declaration.
12868 * opts.c (decode_options): New flag setting.
12869 * common.opt: Add -ftree-builtin-call-dce flag.
12870 * Makefile.in: Add new source file.
12871 * tempvar.def: New tv_id.
12872 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12874 2008-06-04 Richard Guenther <rguenther@suse.de>
12876 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12877 (is_call_clobbered): Always check var_ann->call_clobbered.
12878 (mark_call_clobbered): Always set var_ann->call_clobbered.
12879 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12880 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12881 (reset_alias_info): Clear call clobbering info on MTAGs and
12883 (set_pt_anything): Set pt_global_mem.
12884 (create_tag_raw): Adjust comment.
12885 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12887 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12888 Maxim Kuvyrkov <maxim@codesourcery.com>
12890 * config/m68k/m68k.opt (mxgot): New option.
12891 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12892 (m68k_output_addr_const_extra): New.
12893 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12894 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12895 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12896 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12898 2008-06-04 Richard Guenther <rguenther@suse.de>
12900 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12901 negative or non-representable offsets.
12903 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12905 * config/i386/i386.c (ix86_gen_leave): New.
12906 (ix86_gen_pop1): Likewise.
12907 (ix86_gen_add3): Likewise.
12908 (ix86_gen_sub3): Likewise.
12909 (ix86_gen_sub3_carry): Likewise.
12910 (ix86_gen_one_cmpl2): Likewise.
12911 (ix86_gen_monitor): Likewise.
12912 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12913 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12914 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12915 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12916 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12917 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12918 (ix86_expand_epilogue): Updated.
12919 (print_operand): Handle integer register operand for 'z'.
12920 (ix86_expand_strlensi_unroll_1): Likewise.
12921 (ix86_expand_strlen): Likewise.
12922 (ix86_expand_builtin): Likewise.
12923 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12924 mov{q}/mov{l} and add{q}/add{l}.
12926 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12928 * config/i386/i386.md (P): New mode iterator.
12929 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12930 using P mode iterator.
12931 (DFmode push_operand splitter): Ditto.
12932 (XFmode push_operand splitter): Ditto.
12933 (DFmode float_extend SFmode push_operand splitter): Ditto.
12934 (XFmode float_extend SFmode push_operand splitter): Do not generate
12935 SImode pushes for 64bit target. Macroize Dimode and SImode
12936 pushes using P mode iterator.
12937 (XFmode float_extend DFmode push_operand splitter): Ditto.
12939 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12941 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12942 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12943 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12944 return type to int.
12945 (ix86_call_abi_override): Remove check for call_used_regs.
12947 2008-06-03 Richard Guenther <rguenther@suse.de>
12949 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12950 for the lhs of calls if the return type contains pointers.
12952 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12954 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12955 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12956 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12957 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12958 of cfun and DEFAULT_ABI to deceide abi mode.
12959 (DEFAULT_ABI): New.
12960 (REG_PARM_STACK_SPACE): Removed.
12961 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12962 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12963 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12964 (ix86_function_abi): Likewise.
12965 (ix86_function_type_abi): Likewise.
12966 (ix86_call_abi_override): Likewise.
12967 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12968 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12969 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12970 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12972 (X86_64_REGPARM_MAX): New.
12973 (X86_64_SSE_REGPARM_MAX): New.
12974 (X64_REGPARM_MAX): New.
12975 (X64_SSE_REGPARM_MAX): New.
12976 (X86_32_REGPARM_MAX): New.
12977 (X86_32_SSE_REGPARM_MAX): New.
12978 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12979 (ix86_function_regparm): Handle user calling abi.
12980 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12981 by DEFAULT_ABI versus SYSV_ABI check.
12982 (ix86_reg_parm_stack_space): New.
12983 (ix86_function_type_abi): New.
12984 (ix86_call_abi_override): New.
12985 (ix86_function_abi): New.
12986 (ix86_cfun_abi): New.
12987 (init_cumulative_args): Call abi specific initialization.
12988 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12989 (function_arg_64): Extend SSE_REGPARM_MAX check.
12990 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12991 (ix86_pass_by_reference): Likewise.
12992 (ix86_function_value_regno_p): Likewise.
12993 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12994 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12995 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12996 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12997 (setup_incoming_varargs_64): Adjust regparm for call abi.
12998 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12999 (ix86_va_start): Likewise.
13000 (ix86_gimplify_va_arg): Likewise.
13001 (ix86_expand_prologue): Likewise.
13002 (output_pic_addr_const): Likewise.
13003 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13004 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13005 (x86_output_mi_thunk): Likewise.
13006 (x86_function_profiler): Likewise.
13007 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13008 (SYSV_ABI, MS_ABI): New constants.
13009 (DEFAULT_ABI): New.
13010 (init_regs): Add prototype of function in regclass.c file.
13011 (OVERRIDE_ABI_FORMAT): New.
13012 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13013 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13014 (OUTGOING_REG_PARM_STACK_SPACE): New.
13015 (ix86_reg_parm_stack_space): New prototype.
13016 (CUMULATIVE_ARGS): Add call_abi member.
13017 (machine_function): Add call_abi member.
13018 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13019 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13021 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13024 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13025 (avr_builtin_setjmp_frame_value): New function.
13026 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13027 (nonlocal_goto): Define.
13029 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13031 * config/mips/mips.c (mips_emit_loadgp): Return early if
13032 there is nothing do to, otherwise emit a blockage if
13033 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13034 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13036 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13038 * configure.ac: Drop unneeded backslash ending up in config.in.
13039 * acinclude.m4: Likewise.
13040 * config.in: Regenerate.
13042 2008-05-26 Jan Hubicka <jh@suse.cz>
13044 * predict.c (maybe_hot_frequency_p): Break out of...
13045 (maybe_hot_bb_p): ... here.
13046 (maybe_hot_edge_p): New.
13047 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13048 * basic-block.h (maybe_hot_edge_p): Declare.
13050 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13052 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13053 (*cmpfp_<mode>_cc): Ditto.
13054 (*fp_jcc_8<mode>_387): Ditto.
13055 (*fop_<MODEF:mode>_2_i387): Ditto.
13056 (*fop_<MODEF:mode>_3_i387): Ditto.
13057 (*fop_xf_2_i387): Ditto.
13058 (*fop_xf_3_i387): Ditto.
13060 2008-06-02 Tomas Bily <tbily@suse.cz>
13062 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13064 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13066 * config/mips/mips.c (mips_valid_offset_p): New function.
13067 (mips_valid_lo_sum_p): Likewise.
13068 (mips_classify_address): Use them.
13069 (mips_force_address): New function.
13070 (mips_legitimize_address): Use it.
13071 * config/mips/mips.md (MOVE128): New mode iterator.
13072 (movtf): Require TARGET_64BIT. Remove empty strings.
13073 (*movtf_internal): Rename to...
13074 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13075 of "R" and use {,fp}{load,store} attributes instead of "multi".
13076 Use a separate define_split.
13077 (*movtf_mips16): New pattern.
13079 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13081 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13082 * config/mips/mips.c (mips_expand_before_return): New function.
13083 (mips_expand_epilogue): Call it.
13084 * config/mips/mips.md (return): Turn into a define_expand.
13085 (*return): New insn.
13087 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13089 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13090 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13091 functions. Do not emit uses and clobbers of CONCATs; individually
13092 use and clobber their operands.
13093 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13094 gen_clobber, emit_use and gen_use.
13095 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13096 (expand_builtin_return): Likewise.
13097 * cfgbuild.c (count_basic_blocks): Likewise.
13098 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13099 * explow.c (emit_stack_restore): Likewise.
13100 * expmed.c (extract_bit_field_1): Likewise.
13101 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13102 (emit_move_multi_word, store_constructor): Likewise.
13103 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13104 (thread_prologue_and_epilogue_insns): Likewise.
13105 * lower-subreg.c (resolve_simple_move): Likewise.
13106 * optabs.c (widen_operand, expand_binop): Likewise.
13107 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13108 * reload.c (find_reloads): Likewise.
13109 * reload1.c (eliminate_regs_in_insn): Likewise.
13110 * stmt.c (expand_nl_goto_receiver): Likewise.
13111 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13112 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13113 * config/arm/arm.c (arm_load_pic_register): Likewise.
13114 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13115 * config/arm/arm.md (untyped_return): Likewise.
13116 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13117 * config/avr/avr.c (expand_prologue): Likewise.
13118 * config/bfin/bfin.c (do_unlink): Likewise.
13119 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13120 * config/cris/cris.c (cris_expand_prologue): Likewise.
13121 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13122 (machopic_legitimize_pic_address): Likewise.
13123 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13124 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13125 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13126 (ix86_expand_convert_uns_didf_sse): Likewise.
13127 (ix86_expand_vector_init_general): Likewise.
13128 * config/ia64/ia64.md (eh_epilogue): Likewise.
13129 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13130 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13131 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13132 (config/iq2000/iq2000.c): Likewise.
13133 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13134 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13135 (builtin_longjmp): Likewise.
13136 * config/mn10300/mn10300.md (call, call_value): Likewise.
13137 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13138 * config/pdp11/pdp11.md (abshi2): Likewise.
13139 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13140 * config/s390/s390.c (s390_emit_prologue): Likewise.
13141 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13142 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13143 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13144 * config/sh/sh.c (prepare_move_operands): Likewise.
13145 (output_stack_adjust, sh_expand_epilogue): Likewise.
13146 (sh_set_return_address, sh_expand_t_scc): Likewise.
13147 * config/sparc/sparc.c (load_pic_register): Likewise.
13148 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13149 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13150 * config/v850/v850.c (expand_epilogue): Likewise.
13152 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13154 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13155 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13156 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13157 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13158 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13159 stack pointer register.
13160 (output_movhi): Remove code for interrupt specific writing to the
13161 stack pointer register.
13163 2008-05-31 Richard Guenther <rguenther@suse.de>
13165 PR tree-optimization/34244
13166 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13167 (tree_expr_nonzero_warnv_p): Likewise.
13168 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13169 ssa_name_nonnegative_p.
13170 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13171 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13172 not tree_expr_nonzero_warnv_p.
13174 PR tree-optimization/36262
13176 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13178 PR tree-optimization/34244
13179 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13180 (record_numbers_of_iterations): New function.
13181 (execute_vrp): Cache the numbers of iterations of loops.
13182 * tree-scalar-evolution.c (scev_reset_except_niters):
13184 (scev_reset): Use scev_reset_except_niters.
13185 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13187 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13189 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13190 __WORKAROUND_RETS when appropriate.
13192 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13194 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13195 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13197 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13198 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13199 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13200 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13201 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13202 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13203 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13204 *fop_df_1_sse insn patterns using MODEF mode iterator.
13205 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13206 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13207 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13208 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13209 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13210 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13211 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13212 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13213 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13214 (*fop_xf_5_i387): Ditto.
13215 (*fop_xf_6_i387): Ditto.
13217 2008-05-30 Richard Guenther <rguenther@suse.de>
13219 * builtins.c (build_string_literal): Avoid generating
13220 a non-gimple_val result.
13222 2008-05-30 DJ Delorie <dj@redhat.com>
13224 * exec-tool.in: Use an environment variable (private) instead of a
13225 file (shared) as a semaphore, so as to not break parallel builds.
13227 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13229 * optabs.c (maybe_encapsulate_block): Remove.
13230 (emit_libcall_block): Adjust accordingly.
13231 * optabs.h (maybe_encapsulate_block): Remove prototype.
13233 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13234 Don't use maybe_encapsulate_block.
13236 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13238 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13239 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13240 rtx is a SYMBOL_REF before calling get_pool_constant.
13242 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13244 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13246 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13248 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13249 rather than OS names to choose INO_T_EQ definition.
13250 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13251 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13253 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13256 * config/darwin-f.c: New.
13257 * config/t-darwin: Added rule to build darwin-f.o.
13258 * config.gcc: Defined new variable, fortran_target_objs.
13259 (*-*-darwin*): Set fortran_target_objs.
13260 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13261 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13262 * configure: Regenerated.
13264 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13267 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13268 canonical type if needed.
13270 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13272 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13274 2008-05-29 Richard Guenther <rguenther@suse.de>
13276 PR tree-optimization/36343
13277 PR tree-optimization/36346
13278 PR tree-optimization/36347
13279 * tree-flow.h (clobber_what_p_points_to): Declare.
13280 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13281 pointed-to variable is dereferenced is irrelevant to whether
13282 the pointer can access the pointed-to variable.
13283 (clobber_what_p_points_to): New function.
13284 * tree-ssa-alias.c (set_initial_properties): Use it.
13285 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13286 call clobber check for NMTs.
13288 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13290 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13291 for printing gcov_type.
13293 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13295 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13296 and the eh region information.
13297 * value-prof.c (gimple_move_stmt_histograms): New function.
13298 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13300 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13302 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13304 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13306 * value-prof.c (tree_ic_transform): Print counts.
13307 * tree-profile.c (tree_gen_ic_func_profiler):
13308 Clear __gcov_indreict_call_callee variable to avoid misattribution
13311 2008-05-28 Rafael EspÃndola <espindola@google.com>
13313 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13316 2008-05-28 Richard Guenther <rguenther@suse.de>
13318 PR tree-optimization/36339
13319 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13320 and clobbering code out of the loop.
13322 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13324 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13327 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13328 s390_contiguous_bitmask_p, s390_symref_operand_p,
13329 s390_check_symref_alignment, s390_reload_larl_operand,
13330 s390_reload_symref_address): New functions.
13331 (s390_branch_condition_mnemonic): Support compare and branch
13333 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13334 and 'W' constraints.
13335 (s390_secondary_reload): Add secondary reloads for unaligned
13336 symbol refs or symbol refs to floating point or QI/TI mode
13338 (legitimate_address_p): Accept symbol references as addresses.
13339 (s390_expand_insv): Use rotate and insert selected bits
13340 instruction for insv when building for z10.
13341 (print_operand_address): Handle symbol ref addresses.
13342 (print_operand): Output modifier 'c' added for signed byte values.
13343 (s390_encode_section_info): Mark symbol refs with
13344 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13346 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13347 (length attribute): RRF, RRR have 4 byte length.
13348 (FPALL, INTALL): New mode iterators added.
13349 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13350 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13351 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13352 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13353 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13354 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13355 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13356 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13358 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13359 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13360 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13361 reload<INTALL:mode><P:mode>_toreg_z10,
13362 reload<FPALL:mode><P:mode>_tomem_z10,
13363 reload<FPALL:mode><P:mode>_toreg_z10,
13364 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13365 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13366 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13367 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13369 (movmem, clrmem, cmpmem): New splitters added.
13371 * config/s390/predicates.md (larl_operand): Use
13372 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13373 SYMBOL_REF_ALIGN1_P.
13374 (s390_signed_integer_comparison,
13375 s390_unsigned_integer_comparison): New predicates.
13377 * config/s390/s390-protos.h (s390_check_symref_alignment,
13378 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13379 s390_reload_symref_address,
13380 s390_compare_and_branch_condition_mask): Prototypes added.
13382 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13383 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13384 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13386 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13388 * config/s390/s390.c (z10_cost): New cost function for z10.
13389 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13390 (s390_issue_rate): Adjust issue rate for z10.
13391 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13392 (processor_flags): Add PF_Z10.
13393 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13394 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13395 * gcc/config.gcc: Add z10.
13397 2008-05-28 Richard Guenther <rguenther@suse.de>
13399 PR tree-optimization/36291
13400 * tree-flow. h (struct gimple_df): Remove var_anns member.
13401 * tree-flow-inline.h (gimple_var_anns): Remove.
13402 (var_ann): Simplify.
13403 * tree-dfa.c (create_var_ann): Simplify.
13404 (remove_referenced_var): Clear alias info from var_anns of globals.
13405 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13406 (delete_tree_ssa): Clear alias info from var_anns of globals.
13407 Do not free var_anns.
13408 (var_ann_eq): Remove.
13409 (var_ann_hash): Likewise.
13411 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13413 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13414 and loongson2f entries.
13415 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13416 * config/mips/mips.h (processor_type): Add Loongson-2E
13417 and Loongson-2F entries.
13418 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13419 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13420 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13421 * doc/invoke.texi (MIPS Options): Document loongson2e
13422 and loongson2f processor names.
13424 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13428 * config/i386/i386.c (ix86_function_arg_boundary): Use
13429 alignment of canonical type.
13430 (ix86_expand_vector_move): Check unaligned memory access for
13433 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13435 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13436 Moved to the front of file.
13438 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13439 H.J. Lu <hongjiu.lu@intel.com>
13441 * dwarf2out.c (current_fde): New.
13443 (lookup_cfa:): Likewise.
13444 (dwarf2out_end_epilogue): Likewise.
13445 (dwarf2out_note_section_used): Likewise.
13447 2008-05-27 Michael Matz <matz@suse.de>
13450 * c.opt (Wenum-compare): New warning option.
13451 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13453 2008-05-27 Michael Matz <matz@suse.de>
13455 PR middle-end/36326
13456 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13458 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13459 into memory as tail calls.
13461 2008-05-27 Richard Guenther <rguenther@suse.de>
13463 PR tree-optimization/36339
13464 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13465 pointers cause all addressable variables to be call clobbered.
13467 2008-05-27 Richard Guenther <rguenther@suse.de>
13469 PR tree-optimization/36245
13470 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13472 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13474 * config/s390/s390.md: Replace all occurences of the 'm'
13475 constraint with 'RT'.
13477 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13479 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13481 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13483 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13484 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13485 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13487 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13489 * reload.c: (find_reloads): Skip alternatives according to the
13490 "enabled" attribute. Constify the constraint variable.
13491 * recog.c (get_attr_enabled): Add default implementation.
13492 (extract_insn): Set the alternative_enabled_p array
13493 in the recog_data struct.
13494 (preprocess_constraints, constrain_operands): Skip
13495 alternatives according to the "enabled" attribute
13496 * recog.h (struct recog_data): New field alternative_enabled_p.
13497 (skip_alternative): New inline function.
13498 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13499 (record_reg_classes): Skip alternative according to the
13500 "enabled" attribute.
13502 * doc/md.texi: Add documention for the "enabled" attribute.
13504 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13506 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13507 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13508 constraint with TARGET_MEM_CONSTRAINT.
13509 * recog.c (asm_operand_ok, preprocess_constraints,
13510 constrain_operands): Likewise.
13511 * regclass.c (record_reg_classes): Likewise.
13512 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13513 * reload1.c (maybe_fix_stack_asms): Likewise.
13514 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13515 * recog.h: Adjust comment.
13516 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13517 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13518 * doc/md.texi: Add a note to description of 'm' constraint.
13519 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13521 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13523 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13524 that the bitfield is of integral type before testing its precision.
13526 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13527 Sa Liu <saliu@de.ibm.com>
13529 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13530 __modti3, __udivti3, __umodti3 and __udivmodti4.
13531 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13532 that implement TImode mul and div functions.
13533 * config/spu/multi3.c: New. Implement __multi3.
13534 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13535 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13538 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13540 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13541 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13542 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13543 tls_sysv_suffix): New mode and mode attribute iterators.
13544 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13545 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13546 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13547 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13548 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13551 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13553 PR tree-optimization/36329
13554 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13555 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13556 * cgraphbuild.c (initialize_inline_failed): Use the latter
13557 macro in lieu of the former.
13558 * ipa-inline.c (cgraph_mark_inline): Likewise.
13559 (cgraph_decide_inlining_of_small_function): Likewise.
13560 (cgraph_decide_inlining): Likewise.
13561 (cgraph_decide_inlining_incrementally): Likewise.
13563 2008-05-26 Tristan Gingold <gingold@adacore.com>
13564 Anatoly Sokolov <aesok@post.ru>
13566 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13567 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13568 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13569 optimization for 'avr6' architecture.
13571 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13574 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13576 2008-05-26 Richard Guenther <rguenther@suse.de>
13578 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13579 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13581 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13583 PR middle-end/36253
13584 * caller-save.c (insert_restore): Verify alignment of spill space.
13585 (insert_save): Likewise.
13586 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13587 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13588 (STACK_SLOT_ALIGNMENT): Likewise.
13589 * function.c (LOCAL_ALIGNMENT): Removed.
13590 (get_stack_local_alignment): New.
13591 (assign_stack_local): Use it. Set alignment on stack slot.
13592 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13593 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13594 (STACK_SLOT_ALIGNMENT): New.
13595 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13596 stack slot in XFmode.
13598 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13600 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13603 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13604 argument operand in rax isn't removed.
13606 2008-05-26 Richard Guenther <rguenther@suse.de>
13608 PR middle-end/36300
13609 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13610 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13612 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13615 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13617 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13619 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13620 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13622 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13624 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13625 build a trampoline if we don't want one.
13626 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13627 return zero for nested functions if we don't want a trampoline.
13629 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13631 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13633 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13636 * c.opt: Removed undocumented option '-lang-fortran'.
13637 * c-common.h: Removed global variable 'lang_fortran'.
13638 * c-opts.c (c_common_handle_option): Removed code to handle
13639 option '-lang-fortran'. Updated includes.
13640 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13641 definition of '__GFORTRAN__'.
13642 (define__GNUC__): Reimplemented to use BASEVER and
13643 cpp_define_formatted.
13644 (builtin_define_with_value_n): Removed.
13645 * c-incpath.h: Renamed to ...
13646 * incpath.h: ... this.
13647 * c-incpath.c: Renamed to ...
13648 * incpath.c: ... this. Updated includes.
13649 * fix-header.c: Updated includes.
13650 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13651 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13652 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13654 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13656 * tree.h: Update the table of flags used on tree nodes.
13657 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13658 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13659 (FORCED_LABEL): Add access check.
13660 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13661 (ASM_INPUT_P): Likewise.
13662 (ASM_VOLATILE_P): Likewise.
13663 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13664 (OMP_SECTION_LAST): Access private_flag directly.
13665 (OMP_RETURN_NOWAIT): Likewise.
13666 (OMP_PARALLEL_COMBINED): Likewise.
13667 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13668 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13669 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13670 deprecated_flag directly.
13672 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13674 * final.c (frame_pointer_needed): Removed.
13675 * flags.h (frame_pointer_needed): Likewise.
13677 * function.h (rtl_data): Add frame_pointer_needed.
13678 (frame_pointer_needed): New.
13680 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13682 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13684 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13686 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13689 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13691 * c-common.c (strip_array_types): Move function to..
13693 (get_inner_array_type): Delete.
13694 * c-common.h (strip_array_types): Move declaration to..
13696 (get_inner_array_type): Delete.
13697 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13698 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13699 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13700 * config/pa/pa.c (emit_move_sequence): Likewise.
13702 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13704 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13707 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13709 * function.c: Include target hook for nonlocal_goto frame value.
13711 2008-05-24 Richard Guenther <rguenther@suse.de>
13713 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13714 variable can be only accessed through a pointer or a union.
13716 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13718 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13719 * doc/extend.texi: Likewise.
13721 2008-05-23 DJ Delorie <dj@redhat.com>
13723 * config/m32c/jump.md (untyped_call): Add.
13725 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13726 for A24 to PSImode.
13727 (m32c_address_cost): Detail costs for indirect offsets.
13729 2008-05-23 Rafael EspÃndola <espindola@google.com>
13731 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13732 if a node is a SUBREG.
13733 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13736 2008-05-23 Paul Brook <paul@codesourcery.com>
13737 Carlos O'Donell <carlos@codesourcery.com>
13739 * doc/extend.texi: Clarify use of __attribute__((naked)).
13740 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13741 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13742 * function.c (use_register_for_decl): Use
13743 targetm.calls.allocate_stack_slots_for_args.
13744 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13745 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13746 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13748 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13750 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13752 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13754 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13755 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13756 is only rounded once.
13758 2008-05-23 Richard Guenther <rguenther@suse.de>
13760 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13762 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13763 Jakub Jelinek <jakub@redhat.com>
13766 * configure.ac: Handle --enable-cld.
13767 * configure: Regenerated.
13768 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13769 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13770 (ix86_current_function_needs_cld): New define.
13771 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13772 (cld): New isns pattern.
13773 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13774 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13775 * config/i386/i386.opt (mcld): New option.
13776 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13777 TARGET_CLD and ix86_current_function_needs_cld.
13778 (override_options): Use -mcld by default for 32-bit code if
13781 * doc/install.texi (Options specification): Document --enable-cld.
13782 * doc/invoke.texi (Machine Dependent Options)
13783 [i386 and x86-64 Options]: Add -mcld option.
13784 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13786 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13787 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13788 (return_in_memory_64): Likewise.
13789 (return_in_memory_ms_64): Likewise.
13791 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13793 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13794 * builtins.c (fold_builtin_fpclassify): New.
13795 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13796 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13797 * c-common.c (handle_type_generic_attribute): Adjust to accept
13798 fixed arguments before an elipsis.
13799 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13800 * doc/extend.texi: Document __builtin_fpclassify.
13802 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13804 * omp-low.c (gate_expand_omp_ssa): Remove.
13805 (pass_expand_omp_ssa): Remove.
13806 (gate_expand_omp): Do not check for flag_openmp_ssa.
13807 * common.opt (-fopenmp-ssa): Remove.
13808 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13810 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13812 * config/sh/sh.opt (mfixed-range): New option.
13813 * config/sh/sh-protos.h (sh_fix_range): Declare.
13814 * config/sh/sh.c (sh_fix_range): New function.
13815 * config/sh/sh.h (sh_fixed_range_str): Declare.
13816 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13818 * doc/invoke.texi (SH Options): Document -mfixed-range.
13820 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13822 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13823 it before the redeclaration.
13825 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13827 * config/avr/avr.c (get_sequence_length): Add new function.
13828 (expand_prologue, expand_epilogue): Remove duplicate code.
13830 2008-05-22 Rafael EspÃndola <espindola@google.com>
13832 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13835 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13837 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13838 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13840 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13841 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13842 (vect_update_misalignment_for_peel): Likewise.
13843 (vector_alignment_reachable_p): Likewise.
13844 * tree-vect-transform.c (vectorizable_load): Likewise.
13845 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13846 (get_vectype_for_scalar_type): Pass mode of scalar_type
13847 to UNITS_PER_SIMD_WORD.
13849 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13850 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13851 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13852 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13853 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13855 2008-05-22 Ira Rosen <irar@il.ibm.com>
13857 PR tree-optimization/36293
13858 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13859 if the first load must be skipped because of a gap.
13861 2008-05-22 Richard Guenther <rguenther@suse.de>
13863 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13864 more cases of offset disambiguation that is possible if
13865 strict-aliasing rules apply.
13866 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13867 for basic offset and type-based disambiguation.
13869 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13871 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13872 ix86_expand_vector_set on V16QImode for SSE4.1.
13874 2008-05-21 Tom Tromey <tromey@redhat.com>
13876 * c.opt (Wimport): Mark as undocumented.
13877 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13879 (Warning Options): Likewise.
13880 * doc/cppopts.texi: Don't mention -Wimport.
13882 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13884 PR tree-optimization/36287
13885 PR tree-optimization/36286
13886 * lambda-code.c (build_access_matrix): Do not use the loop->num
13887 for computing the number of induction variables: use the loop depth
13890 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13893 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13894 option -f(no-)leading-underscore.
13896 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13898 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13899 GET_MODE_NUNITS (mode).
13901 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13903 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13904 (-mmulhw): Add 464 to description.
13905 (-mdlmzb): Likewise.
13906 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13907 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13909 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13910 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13911 * config/rs6000/rs6000.md: Update comments for 464.
13913 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13915 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13917 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13919 * config/i386/sse.md (vec_extractv4sf): Removed.
13920 (vec_extractv2df): Likewise.
13921 (vec_extractv2di): Likewise.
13922 (vec_extractv4si): Likewise.
13923 (vec_extractv8hi): Likewise.
13924 (vec_extractv16qi): Likewise.
13925 (vec_extract<mode>): New.
13927 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13929 * config/i386/sse.md (vec_setv4sf): Removed.
13930 (vec_setv2df): Likewise.
13931 (vec_setv2di): Likewise.
13932 (vec_setv4si): Likewise.
13933 (vec_setv8hi): Likewise.
13934 (vec_setv16qi): Likewise.
13935 (vec_set<mode>): New.
13937 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13939 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13940 goto for vec_concat and vec_interleave.
13942 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13944 * config/i386/sse.md (vec_initv4sf): Removed.
13945 (vec_initv2df): Likewise.
13946 (vec_initv2di): Likewise.
13947 (vec_initv4si): Likewise.
13948 (vec_initv8hi): Likewise.
13949 (vec_initv16qi): Likewise.
13950 (vec_init<mode>): New.
13952 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13954 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13956 2008-05-21 Tom Tromey <tromey@redhat.com>
13958 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13959 (zone_find_object_offset): Likewise.
13960 (gt_ggc_m_S): Likewise.
13961 (highest_bit): Likewise.
13962 * ggc-page.c (gt_ggc_m_S): New function.
13963 * stringpool.c (string_stack): Remove.
13964 (init_stringpool): Update.
13965 (ggc_alloc_string): Use ggc_alloc.
13966 (maybe_delete_ident): New function.
13967 (ggc_purge_stringpool): Likewise.
13968 (gt_ggc_m_S): Remove.
13969 * ggc-common.c (ggc_protect_identifiers): New global.
13970 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13971 ggc_protect_identifiers.
13972 * ggc.h (ggc_protect_identifiers): Declare.
13973 (gt_ggc_m_S): Update.
13974 (ggc_purge_stringpool): Declare.
13975 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13976 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13978 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13980 2008-05-21 David S. Miller <davem@davemloft.net>
13982 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13985 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13987 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13990 2008-05-20 David Daney <ddaney@avtrex.com>
13992 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13993 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13994 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13995 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13996 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13997 (atomic_hiqi_op): New define_code_iterator.
13998 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13999 mips_expand_compare_and_swap_12.
14000 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14001 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14002 (sync_<optab><mode>, sync_old_<optab><mode>,
14003 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14004 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14005 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14006 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14007 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14008 (test_and_set_12): New insn.
14009 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14010 sync_new_<optab><mode>, sync_old_nand<mode>,
14011 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14012 clobber to operand 0 for SI and DI mode insns.
14013 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14014 mips_gen_fn_4): New typedefs.
14015 (mips_gen_fn_ptrs): Define new union type.
14016 (mips_expand_compare_and_swap_12): Remove declaration.
14017 (mips_expand_atomic_qihi): Declare function.
14018 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14019 (mips_expand_atomic_qihi): ... this. Use new generator function
14021 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14022 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14023 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14024 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14025 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14026 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14027 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14028 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14029 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14030 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14033 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14035 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14038 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14040 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14041 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14042 (avr_attribute_table): Add 'OS_main' function attribute.
14043 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14044 functions with 'OS_main' attribute.
14046 2008-05-20 Richard Guenther <rguenther@suse.de>
14048 PR tree-optimization/35204
14049 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14050 helper, split out from ...
14051 (DFS): ... here. Make the DFS walk non-recursive.
14053 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14054 Jan Sjodin <jan.sjodin@amd.com>
14056 PR tree-optimization/36181
14057 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14058 (parallelize_loops): Don't parallelize when the loop has vector
14061 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14062 Sebastian Pop <sebastian.pop@amd.com>
14064 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14065 matrix, and never look at the tree representation of the memory
14067 (linear_transform_loops): Computes parameters and access matrices.
14068 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14070 (access_matrix_get_index_for_parameter): New.
14071 * tree-data-ref.h (struct access_matrix): New.
14072 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14073 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14074 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14075 am_vector_index_for_loop): New.
14076 (struct data_reference): Add field access_matrix.
14077 (DR_ACCESS_MATRIX): New.
14078 (compute_data_dependences_for_loop): Update declaration.
14079 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14080 * lambda.h (lambda_vector_vec_p): Declared.
14081 * lambda-code.c: Depend on pointer-set.h.
14082 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14083 av_for_af_base, av_for_af, build_access_matrix,
14084 lambda_compute_access_matrices): New.
14085 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14087 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14089 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14090 $SOURCEDIR/include.
14092 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14093 Sebastian Pop <sebastian.pop@amd.com>
14095 PR tree-optimization/36206
14096 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14098 (instantiate_scev_1): Rename flags to fold_conversions.
14099 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14100 outeside instantiation_loop.
14101 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14102 (evolution_function_is_affine_or_constant_p): Removed.
14103 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14105 (analyze_siv_subscript): Pass in the loop nest number.
14106 Call evolution_function_is_affine_in_loop instead of
14107 evolution_function_is_affine_p.
14108 (analyze_overlapping_iterations): Pass in the loop nest number.
14110 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14111 Sebastian Pop <sebastian.pop@amd.com>
14113 PR tree-optimization/36206
14114 * tree-chrec.h (chrec_fold_op): New.
14115 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14118 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14120 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14122 (remove_duplicates): Do not set inode on non-inode systems.
14125 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14127 * config.gcc (tm_file): Update comments about relative pathnames.
14129 2008-05-20 Richard Guenther <rguenther@suse.de>
14131 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14132 * tree-ssa-sccvn.c (process_scc): Likewise.
14133 * tree-ssa-sink.c (execute_sink_code): Likewise.
14134 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14135 * tree-vrp.c (process_assert_insertions): Likewise.
14136 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14137 (perform_tree_ssa_dce): Likewise.
14138 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14139 (dump_dominator_optimization_stats): Likewise.
14140 * tree-vectorizer.c (vectorize_loops): Likewise.
14142 2008-05-20 Richard Guenther <rguenther@suse.de>
14144 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14146 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14148 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14149 (ix86_i386elf_return_in_memory): Likewise.
14150 (ix86_i386interix_return_in_memory): Likewise.
14151 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14152 (SUBTARGET_RETURN_IN_MEMORY): New.
14153 * config/i386/i386elf.h: Likewise.
14154 * config/i386/ptx4-i.h: Likewise.
14155 * config/i386/sol2-10.h: Likewise.
14156 * config/i386/sysv4.h: Likewise.
14157 * config/i386/vx-common.h: Likewise.
14158 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14159 * config/i386/i386.c (ix86_return_in_memory): Made static and
14160 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14161 (ix86_i386elf_return_in_memory): Removed.
14162 (ix86_i386interix_return_in_memory): Removed.
14163 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14164 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14166 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14168 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14170 2008-05-19 Xinliang David Li <davidxl@google.com>
14172 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14174 * common.opt: Ditto.
14175 * doc/invoke.texi: Ditto.
14177 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14179 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14180 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14182 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14184 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14185 sizes of operand array from 8/4 to 4/2.
14186 (ix86_expand_vector_init_general): Change size of operand array
14187 from 32 to 16. Remove op0, op1 and half_mode.
14189 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14191 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14192 (ix86_expand_vector_init_interleave): Likewise.
14193 (ix86_expand_vector_init_general): Use them. Assert
14194 word_mode == SImode when n_words == 4.
14196 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14198 * config/i386/i386.c (ix86_secondary_reload): New static function.
14199 (TARGET_SECONDARY_RELOAD): New define.
14200 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14201 * config/i386/i386.md (reload_outqi): Remove.
14203 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14205 PR middle-end/35509
14206 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14207 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14208 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14209 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14210 (fold_builtin_1): Likewise.
14211 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14212 c-common.c (check_builtin_function_arguments): Handle
14213 BUILT_IN_ISINF_SIGN.
14214 * doc/extend.texi: Document __builtin_isinf_sign.
14215 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14217 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14219 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14220 EH cleanup at the end of the pass, search for those that have been
14221 turned into forwarder blocks and do the cleanup on their successor.
14223 2008-05-18 Richard Guenther <rguenther@suse.de>
14225 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14226 pointers to sizetype and vice versa.
14228 2008-05-18 Xinliang David Li <davidxl@google.com>
14230 * gcc/tree-ssa-dce.c: Coding style fix.
14231 (check_pow): Documentation comment.
14232 (check_log): Documenation comment. Coding style fix.
14233 (is_unnecessary_except_errno_call): Ditto.
14234 (gen_conditions_for_pow): Ditto.
14235 (gen_conditions_for_log): Ditto.
14236 (gen_shrink_wrap_conditions): Ditto.
14237 (shrink_wrap_one_built_in_calls): Ditto.
14238 * gcc/doc/invoke.texi: Better documentation string.
14239 * ChangeLog: Fix wrong change log entries from
14240 May 17 checkin on function call DCE.
14242 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14244 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14246 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14248 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14249 * df-problems.c (simulation routines): Fixed block comment to
14250 properly say how to add forwards scanning functions.
14252 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14254 * tree-inline.c (setup_one_parameter): Remove dead code.
14256 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14258 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14259 a BIT_AND_EXPR only for an INTEGER_TYPE.
14261 2008-05-17 Xinliang David Li <davidxl@google.com>
14263 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14264 (check_pow, check_log, is_unnecessary_except_errno_call): New
14265 functions to check for eliminating math functions that are pure
14266 except for setting errno.
14267 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14268 general condition expressions for shrink-wrapping pow/log calls.
14269 (gen_shrink_wrap_conditions): Ditto.
14270 (shrink_wrap_one_built_in_call): Ditto.
14271 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14272 (mark_operand_necessary): If debugging, output if OP is necessary.
14273 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14275 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14277 * gcc/common.opt: New user flag -ftree-builtin-dce.
14278 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14280 2008-05-16 David S. Miller <davem@davemloft.net>
14282 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14283 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14285 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14288 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14290 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14292 * ifcvt.c (dead_or_predicable): Rename
14293 df_simulate_one_insn_backwards to df_simulate_one_insn.
14294 * recog.c (peephole2_optimize): Ditto.
14295 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14297 * df.h: Rename df_simulate_one_insn_backwards to
14298 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14299 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14300 scanning of defs and uses.
14301 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14302 (df_simulate_one_insn_forwards): Removed.
14304 2008-05-16 Doug Kwan <dougkwan@google.com>
14306 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14308 (real_from_string): Handle NaNs and Inf as approriate.
14310 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14312 * doc/gty.texi (Source Files Containing Type Information): Note
14313 that headers should appear first in the gtfiles list.
14315 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14317 * tree.def (COND_EXEC): Properly documented this code.
14319 2008-05-16 Diego Novillo <dnovillo@google.com>
14321 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14322 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14325 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14327 * tree-ssa-dse (max_stmt_uid): Removed.
14328 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14329 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14330 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14331 * function.h (cfun.last_stmt_uid): New field.
14332 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14333 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14335 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14336 (create_stmt_ann): Initialize the ann->uid field.
14337 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14339 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14341 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14343 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14344 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14345 (init_empty_tree_cfg): Call it.
14347 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14349 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14352 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14354 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14355 * tree-dump.c (dump_options): New verbose option.
14356 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14358 * tree-pass.h (TDF_VERBOSE): New dump flag.
14359 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14360 (tree-flow.h): Added include.
14361 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14363 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14365 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14367 From Jie Zhang <jie.zhang@analog.com>
14368 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14369 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14370 mcpu=bf561-none and mcpu=bf561-0.2.
14371 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14372 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14373 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14374 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14375 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14376 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14377 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14379 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14380 (cputype_selected): Remove.
14381 (bfin_handle_option): Don't use cputype_selected.
14382 (override_options): When no mcpu option, enable all workarounds.
14383 Don't use bfin_workarounds.
14384 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14386 (DEFAULT_CPU_TYPE): Don't define.
14388 2008-05-16 Richard Guenther <rguenther@suse.de>
14390 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14391 on deletion of the last stmt.
14393 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14395 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14396 V8HImode for SSE2 and V16QImode for SSE4.1.
14398 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14400 * cgraph.h (compute_inline_parameters): Made public.
14401 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14402 variable_generate_summary, function_write_summary,
14403 variable_write_summary, variable_read_summary. Added generate_summary,
14404 write_summary, read_summary.
14405 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14406 pass_ipa_inline.function_generate_summary, to
14407 compute_inline_parameters.
14408 * ipa-inline.c (compute_inline_parameters): Made public and added
14410 (compute_inline_parameters_for_current): New function.
14411 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14412 (inline_generate_summary): Removed parameter and made to loop over
14414 (pass_ipa_inline): Updated for new IPA_PASS structure.
14415 * passes.c (execute_ipa_summary_passes): Now is called once per
14416 pass rather than once per node*pass.
14418 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14420 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14421 avr_have_mul_p, avr_asm_only_p): Remove variables.
14422 (avr_override_options): Remove initialization of removed variables.
14423 (avr_file_start): Convert removed variables to fields of
14424 'struct base_arch_s *avr_current_arch'.
14425 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14426 (AVR_HAVE_MUL): (Ditto.).
14427 (AVR_HAVE_MOVW): (Ditto.).
14428 (AVR_HAVE_LPMX): (Ditto.).
14429 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14430 avr_asm_only_p): Remove declaration.
14432 2008-05-15 Diego Novillo <dnovillo@google.com>
14434 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14435 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14437 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14439 PR middle-end/36194
14440 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14441 Don't call record_truncated_value from here.
14442 (record_truncated_value): Turn it into a for_each_rtx callback.
14443 (record_truncated_values): New function.
14444 (combine_instructions): Call note_uses with record_truncated_values.
14445 Change name of check_conversion to check_promoted_subreg.
14447 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14449 * doc/sourcebuild.texi: Document support for torture tests.
14451 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14453 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14454 to alternative 4 of operand 2.
14456 2008-05-15 Richard Guenther <rguenther@suse.de>
14458 * tree-pass.h (current_pass): Declare.
14459 (get_pass_for_id): Likewise.
14460 * passes.c (passes_by_id, passes_by_id_size): New globals.
14461 (set_pass_for_id): New function.
14462 (get_pass_for_id): Likewise.
14463 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14464 (execute_function_todo): Flush per function statistics.
14465 * toplev.c (compile_file): Init statistics.
14466 (general_init): Do early statistics initialization.
14467 (finalize): Finish statistics.
14468 * statistics.h (statistics_early_init): Declare.
14469 (statistics_init): Likewise.
14470 (statistics_fini): Likewise.
14471 (statistics_fini_pass): Likewise.
14472 (statistics_counter_event): Likewise.
14473 (statistics_histogram_event): Likewise.
14474 * statistics.c: New file.
14475 * Makefile.in (OBJS-common): Add statistics.o.
14476 (statistics.o): Add dependencies.
14477 * doc/invoke.texi (-fdump-statistics): Document.
14479 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14480 (insert): Likewise.
14481 (execute_pre): Use statistics_counter_event.
14482 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14483 (substitute_and_fold): Increment it. Use statistics_counter_event.
14485 2008-05-15 Diego Novillo <dnovillo@google.com>
14487 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14489 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14490 * tree-ssa-alias.c (new_type_alias): Remove references to
14491 sub-variables from comment.
14492 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14494 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14496 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14497 attribute to 1 only for insertps alternative.
14499 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14501 * config/bfin/bfin.md (loadbytes): New pattern.
14502 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14503 (bfin_init_builtins): Initialize it.
14504 (bdesc_1arg): Add it.
14506 2008-05-15 Sa Liu <saliu@de.ibm.com>
14508 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14509 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14510 * testsuite/lib/target-supports.exp: Add
14511 check_effective_target_fortran_integer_16.
14513 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14515 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14516 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14517 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14518 (TARGET_RETURN_IN_MEMORY): Define.
14520 2008-05-15 Richard Guenther <rguenther@suse.de>
14522 PR middle-end/36244
14523 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14524 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14525 represent unmodifiable vars.
14527 2008-05-15 Richard Guenther <rguenther@suse.de>
14529 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14530 INDIRECT_REF and TARGET_MEM_REF.
14531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14534 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14535 H.J. Lu <hongjiu.lu@intel.com>
14537 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14538 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14539 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14540 insn alternatives. Add missing alternatives.
14541 (*vec_concatv2di_rex64_sse4_1): Likewise.
14542 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14543 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14544 Require TARGET_SSE.
14546 2008-05-15 Richard Guenther <rguenther@suse.de>
14548 PR tree-optimization/36009
14549 PR tree-optimization/36204
14550 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14551 (determine_invariantness_stmt): Record the loop a store is
14552 always executed in.
14553 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14556 2008-05-15 Richard Guenther <rguenther@suse.de>
14558 PR tree-optimization/34330
14559 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14560 through the pointer will alias the SMT.
14562 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14564 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14566 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14568 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14570 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14571 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14573 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14574 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14575 (vashl_optab): New optab for vector/vector shifts.
14576 (vashr_optab): Ditto.
14577 (vlshr_optab): Ditto.
14578 (vrotl_optab): Ditto.
14579 (vrotr_optab): Ditto.
14580 (optab_subtype): New enum for optab_for_tree_code call.
14581 (optab_for_tree_code): Add enum optab_subtype argument.
14583 * optabs.c (optab_for_tree_code): Take an additional argument to
14584 distinguish between a vector shift by a scalar and vector shift by
14585 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14586 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14587 vector shift by a vector.
14588 (expand_widen_pattern_expr): Pass additional argument to
14589 optab_for_tree_code.
14591 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14592 vrotl_optab, vrotr_optab.
14594 * expr.c (expand_expr_real_1): Update calls to
14595 optab_for_tree_code to distinguish between vector shifted by a
14596 scalar and vector shifted by a vector.
14597 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14598 (supportable_narrowing_operation): Ditto.
14599 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14600 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14601 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14602 (vect_create_epilog_for_reduction): Ditto.
14603 (vectorizable_reduction): Ditto.
14604 (vectorizable_operation): Ditto.
14605 (vect_strided_store_supported): Ditto.
14606 (vect_strided_load_supported): Ditto.
14607 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14608 * expmed.c (expand_shift): Ditto.
14610 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14612 (ashr@var{m}3): Ditto.
14613 (vashl@var{m}3): Document new vector/vector shift standard name.
14614 (vashr@var{m}3): Ditto.
14615 (vlshr@var{m}3): Ditto.
14616 (vrotl@var{m}3): Ditto.
14617 (vrotr@var{m}3): Ditto.
14619 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14620 (PPERM_INVERT): Ditto.
14621 (PPERM_REVERSE): Ditto.
14622 (PPERM_REV_INV): Ditto.
14623 (PPERM_ZERO): Ditto.
14624 (PPERM_ONES): Ditto.
14625 (PPERM_SIGN): Ditto.
14626 (PPERM_INV_SIGN): Ditto.
14627 (PPERM_SRC1): Ditto.
14628 (PPERM_SRC2): Ditto.
14630 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14631 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14632 allows a memory operand to be the value being added, and split it
14633 to improve vectorization.
14634 (sse5_pmacsdqh_mem): Ditto.
14635 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14636 (sse5_mulv2div2di3_high): Ditto.
14637 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14638 (vec_pack_trunc_v4si): Ditto.
14639 (vec_pack_trunc_v2di): Ditto.
14640 (sse5_pcmov_<mode>): Remove code that tried to use use
14641 andps/andnps instead of pcmov.
14642 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14643 pmacsdqh instructions.
14644 (vec_widen_smult_lo_v4si): Ditto.
14646 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14647 (PPERM_INVERT): Ditto.
14648 (PPERM_REVERSE): Ditto.
14649 (PPERM_REV_INV): Ditto.
14650 (PPERM_ZERO): Ditto.
14651 (PPERM_ONES): Ditto.
14652 (PPERM_SIGN): Ditto.
14653 (PPERM_INV_SIGN): Ditto.
14654 (PPERM_SRC1): Ditto.
14655 (PPERM_SRC2): Ditto.
14656 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14658 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14660 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14661 says ignore whether the last reference is a memory operand.
14663 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14664 Paolo Bonzini <bonzini at gnu dot org>
14666 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14669 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14670 (vlshr<mode>3): Rename from vlshr<mode>3.
14671 (vashr<mode>3): Rename from vashr<mode>3.
14672 (mulv4sf3): Change the names of vector shift patterns.
14676 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14679 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14704 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14705 (floatunssidf2_internal): Change vector/vector shift names.
14706 (floatunsdidf2_internal): Ditto.
14713 (vashl<mode>3): Rename from ashl<mode>3.
14714 (vashr<mode>3): Rename from ashr<mode>3.
14715 (vlshr<mode>3): Rename from lshr<mode>3.
14716 (vrotl<mode>3): Rename from rotl<mode>3.
14718 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14721 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14722 multiply gives the wrong value when doing widening multiplies.
14723 (vec_widen_smult_lo_v4si): Ditto.
14725 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14727 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14728 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14729 emit_library_call_value.
14730 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14731 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14732 * calls.c (initialize_argument_information, precompute_arguments,
14733 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14734 (precompute_arguments): Removed flags parameter.
14735 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14737 2008-05-14 Richard Guenther <rguenther@suse.de>
14739 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14740 Make sure to register the store if the use is a PHI_NODE.
14742 2008-05-14 Olivier Hainque <hainque@adacore.com>
14744 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14745 memory if the component is to be referenced in BLKmode according
14746 to get_inner_reference.
14748 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14750 * calls.c (emit_library_call_value_1): Restore code clearing
14751 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14753 2008-05-14 Olivier Hainque <hainque@adacore.com>
14754 Nicolas Roche <roche@adacore.com>
14756 * configure.ac: Add support for a "gcc_subdir" variable in
14757 config-lang.in, to denote a subdirectory where the language/GCC
14758 integration files are to be found.
14759 * configure: Regenerate.
14761 2008-05-14 Ira Rosen <irar@il.ibm.com>
14763 PR tree-optimization/36098
14764 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14765 value for the first load in the group in case of a gap.
14766 (vect_build_slp_tree): Check that there are no gaps in loads.
14768 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14770 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14771 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14772 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14773 emit_insn and remove unneeded code to construct extra args.
14774 (emit_no_conflict_block): Removed.
14775 * optabls.h: (emit_no_conflict_block): Removed.
14776 * cse.c (cse_extended_basic_block): Remove search for
14777 REG_NO_CONFLICT note.
14778 * global.c: Removed incorrect comment added in revision 117.
14779 * expr.c (convert_move): Change call to emit_no_conflict_block to
14781 * recog.c: Change comments so that they do not mention
14783 * local_alloc.c (combine_regs): Removed last parameter.
14784 (no_conflict_p): Removed.
14785 (block_alloc): Removed note, no_conflict_combined_regno and set
14786 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14787 (combine_regs): Removed already_dead and code to look for
14788 REG_NO_CONFLICT notes.
14789 * lower_subreg (remove_retval_note): Removed code to look for
14790 REG_NO_CONFLICT block.
14791 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14792 (resolve_clobber): Remove code to process libcalls that have
14793 REG_NO_CONFLICT notes.
14794 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14796 * combine.c (can_combine_p, distribute_notes): Removed
14797 REG_NO_CONFLICT case.
14798 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14800 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14801 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14803 * reg-notes.def (NO_CONFLICT): Removed.
14805 2008-05-14 David S. Miller <davem@davemloft.net>
14807 * config/sparc/sparc.c (sparc_profile_hook): If
14808 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14809 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14810 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14812 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14814 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14816 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14819 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14820 and op1 expansion before vector concat to have less live pseudos.
14822 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14824 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14825 ix86_expand_vector_set if supported.
14827 2008-05-13 Diego Novillo <dnovillo@google.com>
14828 Kenneth Zadeck <zadeck@naturalbridge.com>
14830 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14832 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14833 phinodes_print_statistics, init_ssanames, fini_ssanames,
14834 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14835 release_ssa_name, release_defs, replace_ssa_name_symbol,
14836 ssanames_print_statistics): Move ...
14837 * tree-flow.h: ... here.
14838 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14839 Use FN instead of cfun.
14840 (make_ssa_name_fn): Rename from make_ssa_name.
14841 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14842 * tree-flow-inline.h (make_ssa_name): Move from
14843 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14844 * omp-low.c (expand_omp_parallel):
14845 * tree-flow-inline.h (redirect_edge_var_map_result):
14846 * tree-ssa.c (init_tree_ssa): Add argument FN.
14847 Use it instead of cfun. Update all users.
14849 2008-05-13 Tom Tromey <tromey@redhat.com>
14851 PR preprocessor/22168:
14852 * doc/cpp.texi (Top): Update menu.
14853 (Alternatives to Wrapper #ifndef): New node.
14854 (Other Directives): Document deprecation.
14855 (Obsolete Features): Remove menu.
14856 (Assertions): Merge node into Obsolete Features.
14857 (Obsolete once-only headers): Move earlier; rename to Alternatives
14858 to Wrapper #ifndef.
14859 * doc/cppopts.texi: Update.
14860 * c.opt (Wdeprecated): Enable for C and ObjC.
14861 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14862 (C++ Dialect Options): Move -Wno-deprecated from here to...
14863 (Warning Options): ... here.
14865 2008-05-13 Richard Guenther <rguenther@suse.de>
14867 PR middle-end/36227
14868 * fold-const.c (fold_sign_changed_comparison): Do not allow
14869 changes in pointer-ness.
14871 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14874 * config/sh/sh.c (sh_expand_prologue): Don't clear
14875 RTX_FRAME_RELATED_P for push insns.
14877 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14879 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14881 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14883 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14884 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14885 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14887 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14889 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14890 (*vec_concatv4sf_sse): This.
14891 (*sse2_concatv2si): Renamed to ...
14892 (*vec_concatv2si_sse2): This.
14893 (*sse1_concatv2si): Renamed to ...
14894 (*vec_concatv2si_sse): This.
14895 (*vec_concatv2di_rex): Renamed to ...
14896 (*vec_concatv2di_rex64): This.
14897 (*vec_concatv2si_sse4_1): New.
14898 (*vec_concatv2di_rex64_sse4_1): Likewise.
14900 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14902 PR rtl-optimization/36111
14903 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14904 that was created for swappable operands.
14906 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14909 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14910 * configure.ac: Add call to ACX_PROG_GNAT.
14912 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14914 * optc-gen.awk: Fix comment typo.
14916 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14918 * pretty-print.c (pp_integer_with_precision): Use
14919 HOST_LONG_LONG_FORMAT.
14921 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14923 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14925 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14927 * config/i386/i386.c (bdesc_ptest): Removed.
14928 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14929 (bdesc_args): Add __builtin_ia32_ptestz128,
14930 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14931 (ix86_init_mmx_sse_builtins): Updated.
14932 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14933 (ix86_expand_builtin): Updated.
14935 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14937 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14938 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14940 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14942 * value-prof.c (interesting_stringop_to_profile): Do not
14943 return early for BUILT_IN_MEMPCPY.
14945 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14947 * calls.c (expand_call): Don't use callgraph to increase
14948 preferred_stack_boundary.
14950 * cgraph.h (cgraph_rtl_info): Use unsigned on
14951 preferred_incoming_stack_boundary.
14953 * final.c (rest_of_clean_state): Use unsigned on
14954 preferred_stack_boundary.
14956 2008-05-09 Tom Tromey <tromey@redhat.com>
14958 PR preprocessor/22231:
14959 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14962 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14964 PR tree-optimization/36129
14965 * tree-ssa-ccp.c: Include value-prof.h.
14966 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14967 built-in function was folded to a constant.
14968 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14970 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14971 Sebastian Pop <sebastian.pop@amd.com>
14973 * tree-scalar-evolution.c: Document instantiate_scev.
14974 (instantiate_parameters_1): Renamed instantiate_scev_1.
14975 Don't use the same loop for instantiation_loop and evolution_loop.
14976 (instantiate_scev): New.
14977 (instantiate_parameters): Moved...
14978 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14979 same loop twice. Maintains the semantics for this function.
14980 * tree-scalar-evolution.h (instantiate_scev): Declare.
14981 (instantiate_parameters): ...here. Now static inline.
14982 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14983 instead of resolve_mixers.
14985 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14987 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14989 2008-05-09 Tomas Bily <tbily@suse.cz>
14991 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14992 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14993 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14994 * c-common.c (c_common_truthvalue_conversion): Likewise.
14995 * tree-object-size.c (compute_object_offset): Likewise.
14996 * tree-inline.c (estimate_num_insns_1): Likewise.
14997 * varasm.c (const_hash_1, compare_constant, copy_constant)
14998 (compute_reloc_for_constant, output_addressed_constants)
14999 (initializer_constant_valid_p): Likewise.
15000 * c-omp.c (check_omp_for_incr_expr): Likewise.
15001 * gimplify.c (gimplify_expr): Likewise.
15002 * c-typeck.c (c_finish_return): Likewise.
15003 * tree-vectorizer.c (supportable_widening_operation)
15004 (supportable_narrowing_operation): Likewise.
15005 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15006 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15007 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15008 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15009 (descr_info_loc): Likewise.
15010 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15011 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15012 (fold_unary): Likewise.
15013 * builtins.c (get_pointer_alignment): Likewise.
15014 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15015 (instantiate_parameters_1): Likewise.
15016 * tree.c (expr_align, stabilize_reference): Likewise.
15017 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15018 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15019 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15020 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15021 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15022 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15024 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15025 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15026 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15027 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15028 (forward_propagate_comparison)
15029 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15030 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15031 * emit-rtl.c (component_ref_for_mem_expr)
15032 (set_mem_attributes_minus_bitpos): Likewise.
15033 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15034 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15036 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15037 (build_function_call, pointer_diff, build_compound_expr)
15038 (c_finish_return): Likewise.
15039 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15040 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15042 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15043 * expr.c (is_aligning_offset): Likewise.
15044 * tree-ssa-alias.c (is_escape_site): Likewise.
15045 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15046 (check_all_va_list_escapes): Likewise.
15047 * tree-ssa-loop-ivopts.c (determine_base_object)
15048 (determine_common_wider_type): Likewise.
15049 * dojump.c (do_jump): Likewise.
15050 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15051 * tree-gimple.c (is_gimple_cast): Likewise.
15052 * fold-const.c (decode_field_reference, )
15053 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15054 (fold_binary): Likewise.
15055 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15056 (already_warned_in_frontend_p): Likewise.
15057 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15058 * tree.c (really_constant_p, get_unwidened): Likewise.
15059 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15060 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15061 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15063 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15065 (CONVERT_EXPR_P): Define.
15066 (CASE_CONVERT): Define.
15068 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15070 PR middle-end/36117
15071 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15072 (delete_unmarked_insns): When deleting a call, call
15073 delete_unreachable_blocks.
15074 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15075 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15077 2008-05-08 Richard Guenther <rguenther@suse.de>
15079 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15080 (-ftree-salias): Likewise.
15081 (salias-max-implicit-fields): Remove param documentation.
15082 (salias-max-array-elements): Likewise.
15083 * tree-pass.h (pass_create_structure_vars): Remove.
15084 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15085 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15086 * tree-ssa-alias.c (create_structure_vars): Remove.
15087 (gate_structure_vars): Likewise.
15088 (pass_create_structure_vars): Likewise.
15089 (gate_build_alias): Likewise.
15090 (pass_build_alias): Adjust to run always and dump the function.
15091 * common.opt (ftree-salias): Hide.
15092 * passes.c (init_optimization_passes): Remove
15093 pass_create_structure_vars, adjust comment.
15094 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15095 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15096 * opts.c (decode_options): Do not set flag_tree_salias.
15097 (common_handle_option): Add OPT_ftree_salias to the backward
15098 compatibility section.
15100 2008-05-08 Richard Guenther <rguenther@suse.de>
15102 * tree-flow-inline.h (var_can_have_subvars): Move ...
15103 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15104 * tree-flow.h (var_can_have_subvars): Remove.
15105 (push_fields_onto_fieldstack): Remove.
15106 (sort_fieldstack): Likewise.
15107 (struct fieldoff): Move ...
15108 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15109 alias_set and base_for_components fields.
15110 (sort_fieldstack): Make static.
15111 (push_fields_onto_fieldstack): Likewise. Remove code that
15112 handles anything but RECORD_TYPEs. Remove alias_set and
15113 base_for_components handling.
15114 (create_variable_info_for): Adjust.
15116 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15118 * common.opt (Wframe-larger-than=): Shorten the help message
15120 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15122 2008-05-08 Rafael EspÃndola <espindola@google.com>
15124 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15126 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15127 trap and that both operands are gimple values.
15128 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15129 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15132 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15134 * read-rtl.c (join_c_conditions): Return the first string if the
15135 two strings are equal.
15137 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15139 * gensupport.h (pred_data): Add a "num_codes" field.
15140 (add_predicate_code): Declare.
15141 * gensupport.c (add_predicate_code): New function.
15142 (std_pred_table): Add an "allows_const_p" field.
15143 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15144 Remove the (incomplete) list of such codes from the codes field.
15145 (init_predicate_table): Use add_predicate_code. Add all
15146 RTX_CONST_OBJs if allows_const_p is true.
15147 * genrecog.c (process_define_predicate): Use add_predicate_code.
15149 2008-05-08 David Daney <ddaney@avtrex.com>
15150 Richard Sandiford <rsandifo@nildram.co.uk>
15152 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15153 special case of constant zero operands.
15154 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15155 old and new values. Special case constant zero values.
15156 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15158 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15159 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15161 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15164 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15165 similar RTX_CONST_OBJ before CONST_INT.
15167 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15169 * stmt.c (expand_stack_restore): Change sa mode if needed.
15171 2008-05-08 Richard Guenther <rguenther@suse.de>
15173 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15174 return type to bool.
15175 (ix86_sol10_return_in_memory): Likewise.
15176 (ix86_i386elf_return_in_memory): Likewise.
15177 (ix86_i386interix_return_in_memory): Likewise.
15178 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15179 (ix86_sol10_return_in_memory): Likewise.
15180 (ix86_i386elf_return_in_memory): Likewise.
15181 (ix86_i386interix_return_in_memory): Likewise.
15183 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15186 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15188 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15189 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15192 2008-05-08 Richard Guenther <rguenther@suse.de>
15194 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15195 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15196 (DR_SUBVARS): Remove.
15197 * tree-dfa.c (dump_subvars_for): Remove.
15198 (debug_subvars_for): Likewise.
15199 (dump_variable): Do not dump subvars.
15200 (remove_referenced_var): Do not remove subvars.
15201 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15202 (lookup_subvars_for_var): Remove.
15203 (get_subvars_for_var): Likewise.
15204 (get_subvars_at): Likewise.
15205 (get_first_overlapping_subvar): Likewise.
15206 (overlap_subvar): Likewise.
15207 * tree-flow.h (subvar_t): Remove.
15208 (struct var_ann_d): Remove subvars field.
15209 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15210 argument. Remove special handling of SFTs.
15211 (compute_tag_properties): Likewise.
15212 (set_initial_properties): Likewise.
15213 (compute_call_clobbered): Likewise.
15214 (count_mem_refs): Likewise.
15215 (compute_memory_partitions): Likewise.
15216 (compute_flow_insensitive_aliasing): Likewise.
15217 (setup_pointers_and_addressables): Likewise.
15218 (new_type_alias): Likewise.
15219 (struct used_part): Remove.
15220 (used_portions): Likewise.
15221 (struct used_part_map): Likewise.
15222 (used_part_map_eq): Likewise.
15223 (used_part_map_hash): Likewise.
15224 (free_used_part_map): Likewise.
15225 (up_lookup): Likewise.
15226 (up_insert): Likewise.
15227 (get_or_create_used_part_for): Likewise.
15228 (create_sft): Likewise.
15229 (create_overlap_variables_for): Likewise.
15230 (find_used_portions): Likewise.
15231 (create_structure_vars): Likewise.
15232 * tree.def (STRUCT_FIELD_TAG): Remove.
15233 * tree.h (MTAG_P): Adjust.
15234 (struct tree_memory_tag): Remove base_for_components and
15235 unpartitionable flags.
15236 (struct tree_struct_field_tag): Remove.
15237 (SFT_PARENT_VAR): Likewise.
15238 (SFT_OFFSET): Likewise.
15239 (SFT_SIZE): Likewise.
15240 (SFT_NONADDRESSABLE_P): Likewise.
15241 (SFT_ALIAS_SET): Likewise.
15242 (SFT_UNPARTITIONABLE_P): Likewise.
15243 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15244 (union tree_node): Remove sft field.
15245 * alias.c (get_alias_set): Remove special handling of SFTs.
15246 * print-tree.c (print_node): Remove handling of SFTs.
15247 * tree-dump.c (dequeue_and_dump): Likewise.
15248 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15249 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15250 * tree-predcom.c (set_alias_info): Do not set subvars.
15251 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15252 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15253 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15254 (add_vars_for_offset): Remove.
15255 (add_virtual_operand): Remove special handling of SFTs.
15256 (add_call_clobber_ops): Likewise.
15257 (add_call_read_ops): Likewise.
15258 (get_asm_expr_operands): Likewise.
15259 (get_modify_stmt_operands): Likewise.
15260 (get_expr_operands): Likewise.
15261 (add_to_addressable_set): Likewise.
15262 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15263 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15264 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15265 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15266 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15267 (tree_node_structure): Likewise.
15268 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15270 (find_what_p_points_to): Likewise.
15272 2008-05-08 Sa Liu <saliu@de.ibm.com>
15274 * config/spu/spu.md: Fixed subti3 pattern.
15276 2008-05-08 Richard Guenther <rguenther@suse.de>
15278 PR middle-end/36154
15279 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15280 sure to create a representative for trailing arrays for PTA.
15282 2008-05-08 Richard Guenther <rguenther@suse.de>
15284 PR middle-end/36172
15285 * fold-const.c (operand_equal_p): Two objects which types
15286 differ in pointerness are not equal.
15288 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15290 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15291 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15292 (emit_library_call_value_1): Add new variable fndecl initialized by
15293 NULL_TREE. It should be the decl type of orgfun, but this information
15294 seems not to be available here, so it uses the default calling abi.
15295 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15296 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15297 by TARGET_RETURN_IN_MEMORY.
15298 * config/i386/i386-interix.h: Likewise.
15299 * config/i386/i386.h: Likewise.
15300 * config/i386/i386elf.h: Likewise.
15301 * config/i386/ptx4-i.h: Likewise.
15302 * config/i386/sol2-10.h: Likewise.
15303 * config/i386/sysv4.h: Likewise.
15304 * config/i386/vx-common.h: Likewise.
15305 * config/cris/cris.h: Removed #if 0 clause.
15306 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15307 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15309 (ix86_sol10_return_in_memory): Likewise.
15310 (ix86_i386elf_return_in_memory): New.
15311 (ix86_i386interix_return_in_memory): New.
15312 * config/mt/mt-protos.h (mt_return_in_memory): New.
15313 * config/mt/mt.c: Likewise.
15314 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15315 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15316 * config/bfin/bfin.h: Likewise.
15317 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15319 * config/bfin/bfin.c: Likewise.
15320 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15321 * config/alpha/unicosmk.h: Likewise.
15322 * config/i386/cygming.h: Likewise.
15323 * config/iq2000/iq2000.h: Likewise.
15324 * config/mips/mips.h: Likewise.
15325 * config/mn10300/mn10300.h: Likewise.
15326 * config/rs6000/rs6000.h: Likewise.
15327 * config/score/score.h: Likewise.
15328 * config/spu/spu.h: Likewise.
15329 * config/v850/v850.h: Likewise.
15330 * defaults.h: Likewise.
15331 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15332 * expr.c (emit_block_move): Adjust use of
15333 OUTGOING_REG_PARM_STACK_SPACE.
15334 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15335 OUTGOING_REG_PARM_STACK_SPACE.
15336 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15338 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15340 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15341 on OMP_RETURN for OMP_FOR.
15344 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15345 (fortran_common): New function.
15346 (gen_variable_die): Call fortran_common instead of common_check,
15347 adjust for it returning tree instead of rtx. Formatting.
15349 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15353 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15354 * c-decl.c (merge_decls): Ditto.
15355 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15356 to RTL_CONST_OR_PURE_CALL_P.
15357 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15358 Initialized DECL_LOOPING_CONST_PURE.
15359 (process_call_operands): Set tree_side_effects properly.
15360 * tree.h (TREE_READONLY_DECL_P): Removed.
15361 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15362 (DECL_LOOPING_OR_CONST_P): New macro.
15363 (struct tree_function_decl): Added looping_const_or_pure_p.
15364 (ECF_*) Renumbered.
15365 (ECF_LOOPING_OR_CONST_P): New macro.
15366 * rtlanal.c (pure_const_p): Removed.
15367 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15368 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15369 to RTL_CONST_CALL_P.
15370 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15371 (check_decl, check_tree, check_call, scan_function): Initialize
15373 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15374 (static_execute): Set looping true for recursive functions.
15375 Undo setting state to IPA_NEITHER for recursive functions.
15376 * cse.c (cse_insn):
15377 * ifcvt.c (noce_can_store_speculate_p): Changed
15378 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15379 RTL_CONST_OR_PURE_CALL_P.
15380 * dse.c (scan_insn): Ditto.
15381 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15382 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15383 RTL_CONST_OR_PURE_CALL_P.
15384 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15385 pure_call_p to RTL_CONST_CALL_P.
15386 * gimplify.c (gimplify_call_expr): Clear side effects for
15387 non-looping pure and constant calls.
15388 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15389 (flags_from_decl_or_type): Set ecf flags from decl flags.
15390 (initialize_argument_information): Turn off
15391 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15392 Change const to pure if callee_copies is true rather than just
15394 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15395 way of marking pure calls.
15396 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15397 Remove hack that was supposed to fix pr7335 and remove old
15398 way of marking pure calls.
15399 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15400 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15401 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15402 RTL_CONST_OR_PURE_CALL_P.
15403 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15404 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15405 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15406 * sched-deps.c (schedule_analyze): Ditto.
15407 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15408 return_val field of calls to represent pure and const function info.
15409 (CONST_OR_PURE_CALL_P): Deleted macro.
15410 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15411 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15412 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15414 * tree-optimize.c (execute_fixup_cfg): Added test for
15415 ECF_LOOPING_CONST_OR_PURE.
15416 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15418 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15419 effects for looping pure or const calls.
15420 (verify_gimple_expr): Added verification code.
15421 * config/alpha/alpha.c (alpha_legitimize_address,
15422 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15424 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15425 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15426 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15427 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15428 RTL_CONST_OR_PURE_CALL_P.
15429 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15430 and const calls to be deleted.
15432 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15435 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15436 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15437 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15438 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15439 to handle nonimmediate operands.
15440 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15441 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15442 to handle nonimmediate operands.
15443 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15444 (mmx_pmulhrwv4hi3): New expander. Use
15445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15446 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15447 (sse2_umulv1siv1di3): New expander. Use
15448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15449 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15450 (mmx_eq<mode>3): New expander. Use
15451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15452 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15453 (mmx_uavgv8qi3): New expander. Use
15454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15455 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15456 (mmx_uavgv4hi3): New expander. Use
15457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15459 * config/i386/sse.md
15460 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15461 to handle nonimmediate operands.
15462 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15463 to handle nonimmediate operands.
15464 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15465 to handle nonimmediate operands.
15466 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15467 to handle nonimmediate operands.
15468 (sse2_unpckhpd_exp): New expander. Use
15469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15470 (sse2_unpcklpd_exp): New expander. Use
15471 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15472 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15473 to handle nonimmediate operands.
15474 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15475 to handle nonimmediate operands.
15476 (*sse2_<plusminus_insn><mode>3): Rename from
15477 sse2_<plusminus_insn><mode>3 insn pattern.
15478 (sse2_<plusminus_insn><mode>3): New expander. Use
15479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15480 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15481 (sse2_umulv2siv2di3): New expander. Use
15482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15483 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15484 (sse4_1_mulv2siv2di3): New expander. Use
15485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15486 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15487 (sse2_pmaddwd): New expander. Use
15488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15489 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15490 (sse2_eq<mode>3): New expander. Use
15491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15492 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15493 (sse4_1_eqv2di3): New expander. Use
15494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15495 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15496 (sse2_uavgv16qi3): New expander. Use
15497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15498 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15499 (sse2_uavgv16qi3): New expander. Use
15500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15501 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15502 (sse2_uavgv8hi3): New expander. Use
15503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15504 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15505 (ssse3_pmulhrswv8hi3): New expander. Use
15506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15507 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15508 (ssse3_pmulhrswv4hi3): New expander. Use
15509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15511 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15512 (<sse>_vmmul<mode>3): Ditto.
15513 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15515 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15516 (ssse3_pmaddubsw): Ditto.
15518 * config/i386/i386.c (struct_builtin_description)
15519 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15520 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15521 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15522 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15523 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15524 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15525 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15526 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15527 (ix86_fixup_binary_operands): Assert that src1
15528 and src2 must have the same mode when swapped.
15529 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15530 and ix86_binary_operator_ok. Do not force operands in registers
15533 2008-05-07 Jan Hubicka <jh@suse.cz>
15535 * cgraph.c (dump_cgraph_node): Update.
15536 * cgraph.h (cgraph_local_info): Break out inline summary.
15537 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15539 * ipa-inline (inline_summary): New accestor function.
15540 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15541 cgraph_decide_inlining, compute_inline_parameters): Update.
15542 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15544 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15546 Cleanup ColdFire scheduling support and add V4 pipeline model.
15548 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15549 (define_attr cpu): Add cfv4 value.
15550 (define_attr type, define_attr type1): Merge into a single 'type'
15551 attribute. Update all uses.
15552 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15553 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15555 (define_attr opx_mem, define_attr opy_mem): Remove.
15556 (define_attr op_mem): Clean up, update comment.
15557 (define_attr size): Use specific values instead of general int.
15558 (define_attr guess, define_attr split): Remove. Update all uses.
15559 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15560 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15561 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15562 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15563 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15564 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15565 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15566 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15567 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15568 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15569 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15570 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15571 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15572 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15573 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15574 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15575 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15576 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15577 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15578 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15579 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15580 Update or set attributes.
15581 (stack_tie): New fake instruction.
15583 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15584 (m68k_sched_attr_size): Update declaration.
15585 (m68k_sched_attr_type2): Remove.
15586 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15587 Declare new bypass predicates.
15589 * config/m68k/m68k.c (m68k_sched_issue_rate,
15590 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15592 (TARGET_SCHED_ISSUE_RATE,
15593 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15594 (override_options): Handle scheduling for ColdFire V4 core.
15595 (m68k_expand_prologue): Emit stack_tie.
15596 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15597 'OP_TYPE_FPN'. Update all uses.
15598 (sched_guess_p): Remove.
15599 (sched_address_type): Handle symbolic addresses.
15600 (sched_get_operand): New static function.
15601 (sched_operand_type): Merge into sched_attr_op_type.
15602 (sched_attr_op_type): Handle FP registers, handle quick constants,
15604 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15605 (m68k_sched_attr_size): Update. Move logic to ...
15606 (sched_get_attr_size_int): New static function.
15607 (sched_get_opxy_mem_type): New static function.
15608 (m68k_sched_attr_op_mem): Update.
15609 (m68k_sched_attr_type2): Remove.
15610 (sched_cfv4_bypass_data): New static variable.
15611 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15612 (m68k_sched_issue_rate): Implement scheduler hook.
15613 (struct _sched_ib: enabled_p): New field.
15614 (m68k_sched_variable_issue): Update. Handle V4.
15615 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15616 sched_dump_class_func_t, sched_dump_split_class,
15617 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15618 sched_dump_dfa_class, m68k_sched_dump): Remove.
15619 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15621 (m68k_sched_init_global): Remove statisctics dumping, introduce
15622 sanity check that all instructions have pipeline reservations. Handle
15624 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15625 Handle ColdFire V4 core.
15626 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15627 New static functions.
15628 (m68k_sched_address_bypass_p): New bypass predicate.
15629 (sched_get_indexed_address_scale): New static function.
15630 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15632 * cf.md: Update comments.
15633 (define_attr type2): Remove. Use 'type' attribute instead.
15635 (cf_ib): Rename to cfv123_ib. Update all uses.
15636 (cf_oep): Rename to cfv123_oep. Update all uses.
15637 (cf_chr): Rename to cfv123_chr. Update all uses.
15638 (cf_mem): Rename to cfv123_mem. Update all uses.
15639 (cf_mac): Move to more appropriate place.
15640 (cfv123_guess): New automaton and cpu_unit.
15641 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15642 Update uses of 'size' attribute. Handle before reload scheduling.
15643 (cfv123_guess): New dummy reservation for unhandled instructions.
15644 (cfv4_*): Pipeline description of ColdFire V4 core.
15645 (ignore): New reservation to handle 'ignore' type.
15647 2008-05-07 Ian Lance Taylor <iant@google.com>
15649 PR middle-end/36013
15650 * gimplify.c (find_single_pointer_decl_1): Don't look through
15652 (find_single_pointer_decl): Adjust comments.
15654 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15656 PR middle-end/36137
15657 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15658 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15660 PR middle-end/36106
15661 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15662 integral type rather than floating point, then VIEW_CONVERT_EXPR
15663 to the floating point type.
15665 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15667 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15668 TFmode op0 to register.
15670 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15672 * c-decl.c (grokdeclarator): Comment typo.
15674 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15676 * tree-flow.h: Remove prototype for computed_goto_p.
15677 * tree-cfg.c (computed_goto_p): Make static.
15679 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15682 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15683 (contains_aligned_value_p): This. Handle _Decimal128.
15684 (ix86_function_arg_boundary): Only align _Decimal128 to its
15685 natural boundary and handle it properly.
15687 2008-05-06 Martin Jambor <mjambor@suse.cz>
15689 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15690 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15691 (ipcp_method_set_orig_node): Removed.
15692 (ipcp_cval_get_cvalue_type): Removed.
15693 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15694 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15695 (ipcp_cval_set_cvalue_type): Removed.
15696 (ipcp_cval_get_cvalue): Removed.
15697 (ipcp_cval_set_cvalue): Removed.
15698 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15699 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15700 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15701 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15702 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15703 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15704 (ipcp_get_ith_lattice): Changed parameters.
15705 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15706 (ipcp_lattice_from_jfunc): Changed parameters.
15707 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15708 (ipcp_method_cval_print): Added temporary variable info.
15709 (ipcp_redirect): Removed already unused local variable caller.
15710 (ipcp_redirect): New temporary variable orig_callee_info
15711 (ipcp_redirect): Removed newly unused local variable callee.
15712 (ipcp_redirect): Removed (a bit confusing) local variable type.
15713 (ipcp_insert_stage): Added local variable info.
15714 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15716 (ipcp_formal_create): Removed.
15717 (ipcp_method_cval_set): Removed.
15718 (ipcp_propagate_stage): Renamed lattice variables.
15719 (ipcp_method_cval_set_cvalue_type): Removed.
15720 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15721 (ipcp_print_all_lattices): Changed printed strings to refer to
15722 lattices rather than cvals.
15723 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15724 (ipcp_propagate_const): Changed formal parameters.
15725 (build_const_val): Changed formal parameters.
15726 (ipcp_insert_stage): Removed useless variable cvalue
15727 (build_const_val): Changed formal parameters.
15728 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15729 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15730 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15731 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15732 (ipcp_print_func_profile_counts): Changed string from "method" to
15734 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15735 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15736 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15737 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15738 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15739 (ipcp_lat_is_const): Changed parameters and made inline.
15740 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15741 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15742 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15743 the predicate condition directly
15744 (ipcp_propagate_stage): Added local variable args. Removed local
15745 variable callee. (Both are mere code simplifications.)
15746 (ipcp_method_dont_insert_const): Renamed to
15747 ipcp_node_not_modifiable_p.
15748 (ipcp_node_not_modifiable_p): Made inline.
15749 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15750 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15751 (ipcp_print_all_lattices): Removed variable cvalue
15752 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15755 2008-05-06 Olivier Hainque <hainque@adacore.com>
15757 * tree-sra.c (try_instantiate_multiple_fields): Early return
15758 if field has POINTER_TYPE.
15760 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15762 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15763 by using 'q' specifier for instruction.
15764 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15766 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15768 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15769 Change mode of zero_extract from QImode to HImode.
15770 (sign bit tests peepholes): (Ditto.).
15772 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15774 * config/i386/mmx.md: Remove double backslashes from asm templates.
15775 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15776 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15777 to handle nonimmediate operands.
15778 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15779 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15780 to handle nonimmediate operands.
15781 (*mmx_<code>v2sf3_finite): New insn pattern.
15782 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15783 (mmx_<code>v2sf3): New expander. Use
15784 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15785 (mmx_<plusminus_insn><mode>3): New expander. Use
15786 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15787 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15788 (mmx_add<mode>3): Removed.
15789 (mmx_ssadd<mode>3): Ditto.
15790 (mmx_usadd<mode>3): Ditto.
15791 (mmx_sub<mode>3): Ditto.
15792 (mmx_sssub<mode>3): Ditto.
15793 (mmx_ussub<mode>3): Ditto.
15794 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15795 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15796 to handle nonimmediate operands.
15797 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15799 (mmx_smulv4hi3_highpart): New expander. Use
15800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15801 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15803 (mmx_umulv4hi3_highpart): New expander. Use
15804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15805 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15806 (mmx_<code>v4hi3): New expander. Use
15807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15808 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15809 (mmx_<code>v8qi3): New expander. Use
15810 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15811 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15812 (mmx_<code><mode>3): New expander. Use
15813 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15815 2008-05-05 Jan Hubicka <jh@suse.cz>
15817 PR tree-optimization/36118
15818 * passes.c (pass_init_dump_file): Fix dump header.
15820 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15822 PR middle-end/36141
15823 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15824 VCE for function decls.
15826 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15828 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15830 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15832 * config/i386/i386.md (sat_plusminus): New.
15833 (plusminus_insn): Likewise.
15834 (plusminus_mnemonic): Likewise.
15836 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15837 (*<addsub><mode>3_cc_overflow): Renamed to ...
15838 (*<plusminus_insn><mode>3_cc_overflow): This.
15839 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15840 (*<plusminus_insn>si3_zext_cc_overflow): This.
15842 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15843 (<plusminus_insn><mode>3): This.
15844 (*<addsub><mode>3): Renamed to ...
15845 (*<plusminus_insn><mode>3): This.
15846 (<sse>_vm<addsub><mode>3): Renamed to ...
15847 (<sse>_vm<plusminus_insn><mode>3): This.
15848 (sse3_h<addsub>v4sf3): Renamed to ...
15849 (sse3_h<plusminus_insn>v4sf3): This.
15850 (sse3_h<addsub>v2df3): Renamed to ...
15851 (sse3_h<plusminus_insn>v2df3): This.
15852 (<plusminus_insn><mode>3): New.
15853 (*<plusminus_insn><mode>3): Likewise.
15854 (sse2_<plusminus_insn><mode>3): Likewise.
15855 (add<mode>): Removed.
15856 (*add<mode>3): Likewise.
15857 (sse2_ssadd<mode>3): Likewise.
15858 (sse2_usadd<mode>3): Likewise.
15859 (sub<mode>3): Likewise.
15860 (*sub<mode>3): Likewise.
15861 (sse2_sssub<mode>3): Likewise.
15862 (sse2_ussub<mode>3): Likewise.
15864 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15866 * gthr-single.h: Add in required interface elements as per gthr.h.
15867 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15868 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15869 Generalize UNUSED macro.
15870 (__gthread_once): Add.
15871 (__gthread_key_create): Add.
15872 (__gthread_key_delete): Add.
15873 (__gthread_getspecific): Add.
15874 (__gthread_setspecific): Add.
15876 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15879 the same size types for the indirect reference on the rhs, then
15882 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15884 * config/i386/i386.md
15885 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15886 one insn template instead of template series.
15887 (*xordi_1_rex64): Ditto.
15888 (*xordi_2_rex64): Ditto.
15890 2008-05-05 Ira Rosen <irar@il.ibm.com>
15892 PR tree-optimization/36119
15893 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15896 2008-06-04 Jan Hubicka <jh@suse.cz>
15898 tree-optimization/36100
15899 * tree-pass.h (pass_O0_always_inline): Declare.
15900 * ipa-inline.c (inline_transform): Remove dead code.
15901 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15902 pass_O0_always_inline): New.
15903 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15905 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15907 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15908 mnemonic in this_param move for TARGET_64BIT.
15910 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15912 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15913 (*strmovsi_rex_1): Ditto.
15914 (*strsetsi_1): Ditto.
15915 (*strsetsi_rex_1): Ditto.
15917 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15918 adddicc expanders using SWI mode iterator.
15920 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15923 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15926 2008-05-04 David S. Miller <davem@davemloft.net>
15928 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15929 (sparc*-*-linux*): Use linux.h in tm_file.
15930 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15931 compiler defaulting to 32-bit.
15932 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15934 * config/sparc/linux.h: Remove definitions now obtained
15935 properly from linux.h
15936 * config/sparc/linux64.h: Likewise.
15937 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15938 don't want this setting for 32-bit builds in a biarch compiler.
15939 * doc/install.texi: Add sparc-linux to list of targets
15940 supporting --enable-targets=all.
15942 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15944 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15946 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15948 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15949 after V4SI_FTYPE_V8HI.
15950 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15951 case V4SI_FTYPE_V2DF.
15953 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15955 * doc/invoke.texi (max-flow-memory-locations): Removed.
15956 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15958 2008-05-03 Richard Guenther <rguenther@suse.de>
15960 PR middle-end/34973
15961 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15963 2008-05-02 David S. Miller <davem@davemloft.net>
15965 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15967 2008-05-02 Simon Baldwin <simonb@google.com>
15970 * c-common.h (warn_array_subscript_range): Removed.
15971 * c-common.c (warn_array_subscript_range): Ditto.
15972 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15973 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15975 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15977 * config/i386/i386.c (ix86_special_builtin_type): New.
15978 (bdesc_special_args): Likewise.
15979 (ix86_expand_special_args_builtin): Likewise.
15980 (ix86_init_mmx_sse_builtins): Updated.
15981 (ix86_expand_builtin): Updated.
15982 (ix86_expand_store_builtin): Removed.
15983 (ix86_expand_unop_builtin): Likewise.
15985 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15986 * config/i386/mmintrin.h (__v2sf): Here.
15988 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15990 (_mm_loadl_pi): Likewise.
15991 (_mm_storeh_pi): Replace __v2si with __v2sf.
15992 (_mm_storel_pi): Likewise.
15994 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15995 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15996 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15997 __builtin_ia32_loadlpd.
15999 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16001 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16002 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16003 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16004 (ix86_init_mmx_sse_builtins): Updated.
16005 (ix86_expand_args_builtin): Likewise.
16006 (ix86_expand_builtin): Likewise.
16007 (ix86_expand_unop1_builtin): Renamed to ...
16008 (ix86_expand_unop_vec_merge_builtin): This.
16010 2008-05-01 Jan Hubicka <jh@suse.cz>
16013 * ipa-inline.c (inline_generate_summary): Make static.
16014 (inline_transform): Do not call inlining at -O0; make static.
16015 * passes.c (execute_todo): Add sanity check.
16016 (execute_one_ipa_transform_pass): Execute proper flags.
16018 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16020 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16021 (DECL_NONADDRESSABLE_P): Likewise.
16022 * alias.c (record_component_aliases): Fix comment.
16024 2008-05-01 Simon Baldwin <simonb@google.com>
16026 * c-common.h (warn_array_subscript_range): New function.
16027 * c-common.c (warn_array_subscript_range): Ditto.
16028 * tree-vrp.c (check_array_ref): Corrected code to agree with
16029 comment, ignoring only arrays of size 0 or size 1.
16030 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16032 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16034 * config/i386/i386.c (ix86_builtin_type): Replace
16035 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16036 (bdesc_args): Updated.
16037 (ix86_init_mmx_sse_builtins): Likewise.
16038 (ix86_expand_args_builtin): Likewise.
16040 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16043 * doc/extend.texi: Correct __builtin_ia32_palignr.
16045 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16048 * config/i386/i386.c (bdesc_crc32): Removed.
16049 (ix86_expand_crc32): Likewise.
16050 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16051 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16052 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16053 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16054 UINT_FTYPE_UINT_UCHAR.
16055 (bdesc_args): Updated. Add crc32 builtins.
16056 (ix86_init_mmx_sse_builtins): Updated.
16057 (ix86_expand_args_builtin): Updated to support subreg.
16059 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16061 2008-05-01 Jan Hubicka <jh@suse.cz>
16063 * tree-pass.h (opt_pass): Add IPA_PASS.
16064 (varpool_node, cgraph_node): Forward declare.
16065 (ipa_opt_pass): Define.
16066 (pass_ipa_inline): Turn into ipa_opt_pass.
16067 (pass_apply_inline): Remove.
16068 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16069 (apply_inline): Turn into ....
16070 (inline_transform): ... this one.
16071 (inline_generate_summary): New function.
16072 (pass_apply_inline): Remove.
16073 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16075 (struct function): Add ipa_transforms_to_apply.
16076 * passes.c (register_one_dump_file): Work on IPA_PASS.
16077 (init_optimization_passes): Remove pass_inline_parameters and
16079 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16080 (execute_one_pass) ... here; apply transforms when possible.
16081 (add_ipa_transform_pass, execute_ipa_summary_asses,
16082 execute_one_ipa_transform_pass): New.
16083 (execute_ipa_pass_list): Update for IPA_PASS type.
16085 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16087 * config/i386/i386.c (ix86_builtin_type): Add
16088 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16089 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16090 (bdesc_args): Add SSE4a builtins.
16091 (ix86_init_mmx_sse_builtins): Updated.
16092 (ix86_expand_args_builtin): Likewise.
16093 (ix86_expand_builtin): Likewise.
16095 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16097 * config/i386/i386.c (ix86_builtin_type): Add
16098 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16099 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16100 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16101 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16102 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16103 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16104 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16105 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16106 and DI_FTYPE_DI_DI_INT.
16107 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16108 (ix86_init_mmx_sse_builtins): Updated.
16109 (ix86_expand_args_builtin): Likewise.
16110 (ix86_expand_builtin): Likewise.
16111 (ix86_expand_binop_imm_builtin): Removed.
16113 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16115 2008-04-30 Richard Guenther <rguenther@suse.de>
16117 PR tree-optimization/32921
16118 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16120 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16122 * config/arm/arm.c (arm_unwind_emit): Use
16123 crtl->all_throwers_are_sibcalls instead of
16124 cfun->all_throwers_are_sibcalls.
16125 (arm_output_fn_unwind): Likewise.
16126 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16127 instead of cfun->uses_pic_offset_table.
16128 (frv_expand_prologue): Likewise.
16129 (frv_frame_pointer_required): Likewise.
16130 (frv_expand_fdpic_call): Likewise.
16131 (frv_emit_movsi): Likewise.
16132 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16133 cfun->returns_pcc_struct instead of
16134 current_function_returns_pcc_struct.
16135 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16136 instead of cfun->calls_eh_return.
16137 (m32c_pushm_popm): Likewise.
16138 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16139 "extern" declaration.
16141 2008-04-30 Richard Guenther <rguenther@suse.de>
16143 PR tree-optimization/21636
16144 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16146 (evaluate_stmt): Print the likely value.
16147 (ccp_visit_stmt): Avoid excessive vertical spacing.
16149 2008-04-30 Rafael EspÃndola <espindola@google.com>
16151 * builtins.c (fold_call_expr): Return realret.
16152 * tree-ssa-threadedge.c
16153 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16154 __builtin_object_size.
16156 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16158 * gcc.c (wrapper_string): New variable.
16159 (insert_wrapper): New function.
16160 (execute): New option -wrapper.
16161 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16163 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16165 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16166 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16167 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16169 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16170 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16171 config/rs6000/e500crtres64gprctr.asm,
16172 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16173 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16174 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16175 config/rs6000/e500crtsav64gprctr.asm,
16176 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16177 config/rs6000/e500crtsavg64gprctr.asm: New files.
16178 * config/rs6000/t-ppccomm: Add build rules for new files.
16179 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16180 * config/rs6000/t-netbsd: Add build rules for new files.
16181 (LIB2FUNCS_STATIC_EXTRA): New variable.
16182 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16183 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16184 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16186 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16188 * config/i386/i386.c (ix86_builtin_type): Add
16189 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16190 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16191 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16192 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16193 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16194 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16195 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16196 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16197 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16198 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16199 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16200 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16201 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16202 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16203 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16204 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16205 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16206 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16207 V1DI_FTYPE_V2SI_V2SI.
16208 (bdesc_2arg): Moved to ...
16209 (bdesc_args): Here.
16210 (ix86_init_mmx_sse_builtins): Updated.
16211 (ix86_expand_args_builtin): Updated. Take a pointer
16212 to const struct builtin_description. Handle comparison
16214 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16215 (ix86_expand_builtin): Updated.
16217 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16218 (ssse3_pmaddubsw128): This.
16219 (ssse3_pmaddubswv4hi3): Renamed to ...
16220 (ssse3_pmaddubsw): This.
16222 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16223 (__builtin_ia32_packssdw128): Likewise.
16224 (__builtin_ia32_packuswb128): Likewise.
16225 (__builtin_ia32_pmaddubsw): Likewise.
16226 (__builtin_ia32_pmaddubsw128): Likewise.
16228 2008-04-30 Richard Guenther <rguenther@suse.de>
16230 PR tree-optimization/14847
16231 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16232 (recognize_bits_test): Use it.
16233 (recognize_single_bit_test): Likewise.
16235 2008-04-30 Martin Jambor <mjambor@suse.cz>
16237 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16238 instead of setting number of formal parameters to zero.
16239 (ipcp_init_stage): Do not set the number of actual parameters to zero
16241 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16242 which are called with variable number of arguments.
16243 (ipcp_insert_stage): Explicitely skipping all nodes which are
16244 called with variable number of arguments.
16245 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16246 number of parameters.
16248 * ipa-prop.h (struct ipa_node_params): Added flag
16249 called_with_var_arguments
16250 (ipa_set_param_count): Added. Changed sole setter to use it.
16251 (ipa_get_param_count): Added. All readers of param_count
16252 converted to use it instead.
16253 (ipa_set_called_with_variable_arg): Added.
16254 (ipa_is_called_with_var_arguments): Added.
16255 (ipa_get_ith_param): Added. All readers of param_decls converted
16257 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16259 (ipa_get_cs_argument_count): Added, all readers of argument_count
16261 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16264 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16265 (struct ipcp_lattice): Renamed cval_type to type
16266 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16268 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16269 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16270 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16271 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16272 (build_const_val): Changed the type of parameter cvalue to tree
16273 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16274 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16276 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16279 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16280 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16281 (ipa_add_method): Renamed to ipa_push_func_to_list
16282 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16283 (ipa_callsite_param_count): Removed.
16284 (ipa_callsite_param_count_set): Removed.
16285 (ipa_callsite_param): Removed.
16286 (ipa_callsite_callee): Removed.
16287 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16288 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16289 (ipa_method_formal_count): Removed.
16290 (ipa_method_formal_count_set): Removed.
16291 (ipa_method_get_tree): Removed.
16292 (ipa_method_tree_map_create): Removed.
16293 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16294 (ipa_create_param_decls_array): Creates the array itself
16295 (ipa_create_param_decls_array): Temporary variable info instead of
16296 a few dereferences.
16297 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16298 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16299 (get_type): Removed.
16300 (ipa_jf_get_info_type): Removed.
16301 (ipa_node_create): Renamed to ipa_create_node_params
16302 (ipa_free): Renamed to ipa_free_all_node_params
16303 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16304 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16305 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16306 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16307 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16308 ipa_free_all_edge_args
16309 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16310 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16311 (ipa_create_methodlist_node): Removed.
16312 (ipa_methodlist_method): Removed.
16313 (ipa_methodlist_method_set): Removed.
16314 (ipa_methodlist_next_method): Removed.
16315 (ipa_methodlist_next_method_set): Removed.
16316 (ipa_method_is_modified): Removed.
16317 (ipa_method_modify_create): Removed.
16318 (ipa_method_modify_init): Temporary variable info instead of a few
16320 (ipa_detect_param_modifications): Temporary variable info instead of
16321 a few dereferences.
16322 (ipa_compute_jump_functions): Temporary variable info instead of
16323 a few dereferences.
16324 (ipa_method_modify_set): Removed.
16325 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16326 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16327 than craph_node as the first parameter.
16328 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16329 (ipa_method_modify_init): Removed.
16330 (ipa_compute_jump_functions): Added a temp variable instead of
16331 repeatadly dereferencing the cgraph_edge.aux pointer
16332 (ipa_callsite_param_set_type): Removed.
16333 (ipa_compute_jump_functions): i renamed to index and moved to
16335 (ipa_callsite_param_set_info_type_formal): Removed.
16336 (ipa_callsite_param_set_info_type): Removed.
16337 (ipa_callsite_param_map_create): Removed.
16338 (ipa_callsite_tree): Removed.
16339 (ipa_callsite_caller): Removed.
16340 (ipa_pop_func_from_list): return_method removed to return_func
16342 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16343 prefixed all values with IPA_. Changed all users.
16344 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16345 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16346 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16347 (union parameter_info): Renamed to jump_func_value.
16348 (union jump_func_value): Renamed value to constant
16349 (struct ipa_jump_func): Renamed info_type to value
16350 (struct ipa_node): Renamed to ipa_node_params
16351 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16352 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16353 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16354 (struct ipa_edge): Renamed to ipa_edge_args
16355 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16356 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16357 (struct ipa_methodlist): Renamed to ipa_func_list
16358 (struct ipa_func_list): method_p renamed to node, next_method
16360 (ipa_methodlist_p): Removed, switched all users to struct pointer
16361 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16363 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16365 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16366 (rs6000_emit_epilogue): Use backchain to restore only when we
16367 have a large frame. Make use of frame pointer to restore if we
16368 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16370 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16372 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16373 Add mode to zero_extract.
16374 (sign bit tests peepholes): (Ditto.).
16376 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16378 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16379 Instructions in comments with SSE3.
16380 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16381 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16382 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16383 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16384 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16385 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16386 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16387 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16388 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16389 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16390 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16391 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16392 (bdesc_sse_args): Renamed to ...
16393 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16394 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16395 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16396 IX86_BUILTIN_FABSQ.
16397 (bdesc_1arg): Moved to ...
16398 (bdesc_args): Here.
16399 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16400 Instructions in comments with SSE3.
16401 (ix86_expand_sse_operands_builtin): Renamed to ...
16402 (ix86_expand_args_builtin): This. Updated.
16403 (ix86_expand_unop1_builtin): Update comments.
16404 (ix86_expand_builtin): Updated.
16406 2008-04-29 Richard Guenther <rguenther@suse.de>
16408 PR tree-optimization/36078
16409 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16410 Update virtual SSA form after cleaning up the CFG.
16412 2008-04-29 Richard Guenther <rguenther@suse.de>
16414 PR middle-end/15255
16415 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16417 2008-04-29 Richard Guenther <rguenther@suse.de>
16419 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16420 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16421 (compute_flow_insensitive_aliasing): Do not treat
16422 PTR_IS_REF_ALL pointers special.
16423 (get_smt_for): Likewise.
16424 (may_alias_p): Re-structure.
16425 (is_escape_site): A ref-all pointer conversion is not an escape site.
16426 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16427 PTR_IS_REF_ALL pointers special.
16428 * tree-ssa-structalias.h (struct alias_info): Remove
16429 ref_all_symbol_mem_tag field.
16430 (PTR_IS_REF_ALL): Remove.
16432 2008-04-29 Richard Guenther <rguenther@suse.de>
16434 PR middle-end/36077
16435 * fold-const.c (extract_muldiv_1): In combining division constants
16436 make sure to never overflow.
16438 2008-04-29 Nick Clifton <nickc@redhat.com>
16440 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16442 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16445 * optc-gen.awk: Work around HP-UX/IA awk bug.
16447 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16449 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16452 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16455 * config/i386/i386.md
16456 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16457 Change operand 1 predicate to nonimmediate_operand.
16459 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16462 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16464 * gengtype.c (walk_type, write_func_for_structure): Handle
16466 * doc/gty.texi: Document chain_circular.
16468 2008-04-28 Richard Guenther <rguenther@suse.de>
16470 PR tree-optimization/36066
16471 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16474 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16477 * config/i386/i386.md
16478 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16479 Use match_scratch instead of match_operand for operands 3 and 4.
16481 2008-04-27 Richard Guenther <rguenther@suse.de>
16483 PR tree-optimization/18754
16484 PR tree-optimization/34223
16485 * tree-pass.h (pass_complete_unrolli): Declare.
16486 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16487 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16488 Rewrite loop into loop closed SSA form if it is not already.
16489 (tree_unroll_loops_completely): Re-structure to iterate over
16490 innermost loops with intermediate CFG cleanups.
16491 Unroll outermost loops only if requested or the code does not grow
16493 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16494 loops are available.
16495 (tree_vectorize): Instead do so here.
16496 (tree_complete_unroll): Also unroll outermost loops.
16497 (tree_complete_unroll_inner): New function.
16498 (gate_tree_complete_unroll_inner): Likewise.
16499 (pass_complete_unrolli): New pass.
16500 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16501 uses outside of the loop.
16502 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16503 form if it is available.
16504 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16505 * passes.c (init_optimization_passes): Schedule complete inner
16506 loop unrolling pass before the first CCP pass after final inlining.
16508 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16510 * targhooks.h (default_emutls_var_fields,
16511 default_emutls_var_init): Declare.
16512 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16513 * target.h (struct gcc_target): Add struct emutls member.
16514 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16515 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16516 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16517 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16518 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16519 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16520 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16521 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16522 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16523 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16524 emit debug information.
16525 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16526 * varasm.c: Include targhooks.h.
16527 (emutls_object_section, emutls_tmpl_section): New.
16528 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16529 (EMUTLS_SEPARATOR): New.
16530 (prefix_name): New.
16531 (get_emutls_object_name): New.
16532 (default_emutls_var_fields): New, broken out of ...
16533 (get_emutls_object_type): ... here. Adjust to use target hooks.
16534 (get_emutls_init_templ_addr): Adjust to use target hooks.
16535 (emutls_decl): Adjust to use target hooks.
16536 (emutls_finish): Likewise.
16537 (default_emutls_var_init): New, broken out of ...
16538 (assemble_variable): ... here. Adjust to use target hooks.
16539 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16540 SECCAT_EMUTLS_TMPL.
16541 * c-common.c (handle_section_attribute): Prevent overriding
16542 sections for emulated tls with special sections.
16543 * config/i386/i386.c (x86_64_elf_select_section): Add
16544 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16545 (x86_64_elf_unique_section): Likewise.
16546 * config/vxworks.c: Include tree.h.
16547 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16548 (vxworks_override_options): Set TLS scheme.
16549 * doc/tm.texi (Emulated TLS): New node.
16551 2008-04-26 Simon Baldwin <simonb@google.com>
16554 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16555 with propagated string constants.
16557 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16560 constraint for operand 2 when operand 0 is memory operand.
16561 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16562 operand 0 is memory operand.
16563 (fix_trunc<mode>_i387_with_temp): Ditto.
16564 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16565 operand 2 when operand 1 is memory operand.
16566 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16567 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16568 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16569 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16570 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16571 operands 2,3 and 4 when operand 1 is memory operand.
16572 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16574 (fistdi2_floor_with_temp): Ditto.
16575 (fist<mode>2_floor_with_temp): Ditto.
16576 (fistdi2_ceil_with_temp): Ditto.
16577 (fist<mode>2_ceil_with_temp): Ditto.
16578 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16580 2008-04-26 David Daney <ddaney@avtrex.com>
16582 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16584 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16585 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16586 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16587 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16588 (compare_and_swap_12): New insn.
16589 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16590 * config/mips/mips.c (mips_force_binary): New function.
16591 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16592 (mips_expand_compare_and_swap_12): New function.
16593 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16595 2008-04-25 Jan Hubicka <jh@suse.cz>
16598 * cfgexpand.c (pass_expand): Turn into RTL pass.
16599 * passes.c (execute_one_pass): Do pass typechecking after execution.
16600 * tree-pass.h (pass_expand): Turn into RTL pass.
16602 * function.h (struct rtl_data): Move here fields
16603 accesses_prior_frames, calls_eh_return, saves_all_registers,
16604 has_nonlocal_goto, has_asm_statement, is_thunk,
16605 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16606 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16607 arg_pointer_save_area_init from struct function; turn into bool.
16608 (struct function): Move
16609 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16610 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16611 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16612 tail_call_emit, arg_pointer_save_area_init
16613 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16614 (current_function_returns_struct, current_function_returns_pcc_struct,
16615 current_function_calls_setjmp, current_function_calls_alloca,
16616 current_function_accesses_prior_frames,
16617 current_function_calls_eh_return, current_function_is_thunk,
16618 current_function_stdarg, current_function_profile,
16619 current_function_limit_stack, current_function_uses_pic_offset_table,
16620 current_function_uses_const_pool, current_function_has_nonlocal_label,
16621 current_function_saves_all_registers,
16622 current_function_has_nonlocal_goto,
16623 current_function_has_asm_statement): Remove accesor macros.
16624 * ra-conflict.c (global_conflicts): Update.
16625 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16626 (suitable_for_tail_call_opt_p): Update.
16627 * builtins.c (expand_builtin_return_addr): Update.
16628 (expand_builtin_setjmp_setup): Update.
16629 (expand_builtin_nonlocal_goto): Update.
16630 * final.c (final_start_function): Update.
16631 (profile_function): Update.
16632 (leaf_function_p): Update.
16633 (only_leaf_regs_used): Update.
16634 * df-scan.c (df_get_exit_block_use_set): Update.
16635 * dojump.c (clear_pending_stack_adjust): Update.
16636 * tree-stdarg.c (gate_optimize_stdarg): Update.
16637 * gimple-low.c (lower_function_body): Update.
16638 * global.c (compute_regsets): Update.
16639 (global_alloc): Update.
16640 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16641 * expr.c (expand_assignment): Update.
16642 * dse.c (dse_step0): Update.
16643 (dse_step1): Update.
16644 * c-decl.c (store_parm_decls): Update.
16645 * local-alloc.c (combine_regs): Update.
16646 (find_free_reg): Update.
16647 * function.c (assign_parms_augmented_arg_list): Update.
16648 (assign_parm_find_data_types): Update.
16649 (assign_parms): Update.
16650 (allocate_struct_function): Update.
16651 (expand_function_start): Update.
16652 (expand_function_end): Update.
16653 (get_arg_pointer_save_area): Update.
16654 (thread_prologue_and_epilogue_insns): Update.
16655 (rest_of_match_asm_constraints): Update.
16656 * stor-layout.c (variable_size): Update.
16657 * gcse.c (gcse_main): Update.
16658 (bypass_jumps): Update.
16659 * gimplify.c (gimplify_function_tree): Update.
16660 * calls.c (emit_call_1): Update.
16661 (expand_call): Update.
16662 * bt-load.c (compute_defs_uses_and_gen): Update.
16663 * except.c (sjlj_assign_call_site_values): Update.
16664 (sjlj_emit_function_enter): Update.
16665 (can_throw_external): Update.
16666 (set_nothrow_function_flags): Update.
16667 (expand_builtin_unwind_init): Update.
16668 (expand_eh_return): Update.
16669 (convert_to_eh_region_ranges): Update.
16670 (output_function_exception_table): Update.
16671 * emit-rtl.c (gen_tmp_stack_mem): Update.
16672 * cfgexpand.c (expand_used_vars): Update.
16673 (tree_expand_cfg): Update.
16674 * cfgcleanup.c (rest_of_handle_jump): Update.
16675 * explow.c (allocate_dynamic_stack_space): Update.
16676 * varasm.c (assemble_start_function): Update.
16677 (force_const_mem): Update.
16678 (mark_constant_pool): Update.
16679 * tree-optimize.c (tree_rest_of_compilation): Update.
16680 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16681 * tree-cfg.c (notice_special_calls): Update.
16682 (is_ctrl_altering_stmt): Update.
16683 (tree_can_make_abnormal_goto): Update.
16684 (tree_purge_dead_abnormal_call_edges): Update.
16685 * config/alpha/predicates.md: Update.
16686 * config/alpha/alpha.c (alpha_sa_mask): Update.
16687 (alpha_sa_size): Update.
16688 (alpha_does_function_need_gp): Update.
16689 (alpha_expand_prologue): Update.
16690 (alpha_start_function): Update.
16691 (alpha_output_function_end_prologue): Update.
16692 (alpha_expand_epilogue): Update.
16693 * config/frv/frv.c (frv_stack_info): Update.
16694 (frv_expand_epilogue): Update.
16695 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16696 (s390_register_info): Update.
16697 (s390_frame_info): Update.
16698 (s390_init_frame_layout): Update.
16699 (s390_can_eliminate): Update.
16700 (save_gprs): Update.
16701 * config/spu/spu.c (spu_split_immediate): Update.
16702 (need_to_save_reg): Update.
16703 (spu_expand_prologue): Update.
16704 (spu_expand_epilogue): Update.
16705 * config/sparc/sparc.md: Update.
16706 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16707 (sparc_tls_got): Update.
16708 (legitimize_pic_address): Update.
16709 (sparc_emit_call_insn): Update.
16710 (sparc_expand_prologue): Update.
16711 (output_return): Update.
16712 (print_operand): Update.
16713 (sparc_function_ok_for_sibcall): Update.
16714 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16715 * config/m32r/m32r.md: Update.
16716 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16717 (m32r_compute_frame_size): Update.
16718 (m32r_expand_prologue): Update.
16719 (m32r_expand_epilogue): Update.
16720 (m32r_legitimize_pic_address): Update.
16721 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16722 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16723 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16724 (gen_push): Update.
16725 (ix86_save_reg): Update.
16726 (ix86_compute_frame_layout): Update.
16727 (ix86_expand_prologue): Update.
16728 (ix86_expand_epilogue): Update.
16729 * config/sh/sh.c (output_stack_adjust): Update.
16730 (calc_live_regs): Update.
16731 (sh5_schedule_saves): Update.
16732 (sh_expand_prologue): Update.
16733 (sh_expand_epilogue): Update.
16734 (sh_setup_incoming_varargs): Update.
16735 (sh_allocate_initial_value): Update.
16736 (sh_get_pr_initial_val): Update.
16737 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16738 * config/sh/sh.md (label:): Update.
16739 * config/avr/avr.c (out_movhi_mr_r): Update.
16740 * config/crx/crx.h (enum): Update.
16741 * config/xtensa/xtensa.h (along): Update.
16742 * config/stormy16/stormy16.c Update.
16743 (xstormy16_compute_stack_layout): Update.
16744 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16745 (fr30_expand_prologue): Update.
16746 * config/cris/cris.c (cris_conditional_register_usage): Update.
16747 (cris_reg_saved_in_regsave_area): Update.
16748 (cris_initial_frame_pointer_offset): Update.
16749 (cris_simple_epilogue): Update.
16750 (cris_expand_prologue): Update.
16751 (cris_expand_epilogue): Update.
16752 (cris_expand_pic_call_address): Update.
16753 (cris_asm_output_symbol_ref): Update.
16754 (cris_asm_output_label_ref): Update.
16755 * config/cris/cris.md Update.
16756 * config/iq2000/iq2000.c (compute_frame_size): Update.
16757 (iq2000_expand_epilogue): Update.
16758 * config/mt/mt.h (save_direction): Update.
16759 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16760 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16761 (ia64_secondary_reload_class): Update.
16762 * config/m68k/m68k.c (m68k_save_reg): Update.
16763 (m68k_expand_prologue): Update.
16764 (m68k_expand_epilogue): Update.
16765 (legitimize_pic_address): Update.
16766 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16767 (first_reg_to_save): Update.
16768 (first_altivec_reg_to_save): Update.
16769 (compute_vrsave_mask): Update.
16770 (compute_save_world_info): Update.
16771 (rs6000_stack_info): Update.
16772 (spe_func_has_64bit_regs_p): Update.
16773 (rs6000_ra_ever_killed): Update.
16774 (rs6000_emit_eh_reg_restore): Update.
16775 (rs6000_emit_allocate_stack): Update.
16776 (rs6000_emit_prologue): Update.
16777 (rs6000_emit_epilogue): Update.
16778 (rs6000_output_function_epilogue): Update.
16779 (output_profile_hook): Update.
16780 (rs6000_elf_declare_function_name): Update.
16781 * config/rs6000/rs6000.h (rs6000_args): Update.
16782 * config/rs6000/rs6000.md: Update.
16783 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16784 * config/arc/arc.c (arc_output_function_epilogue): Update.
16785 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16786 * config/darwin.c (machopic_function_base_name): Update.
16787 * config/score/score3.c (score3_compute_frame_size): Update.
16790 (score3_epilogue): Update.
16791 * config/score/score7.c (score7_compute_frame_size): Update.
16792 (score7_prologue): Update.
16793 (score7_epilogue): Update.
16794 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16795 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16796 * config/arm/arm.c (use_return_insn): Update.
16797 (require_pic_register): Update.
16798 (arm_load_pic_register): Update.
16799 (arm_compute_save_reg0_reg12_mask): Update.
16800 (arm_compute_save_reg_mask): Update.
16801 (thumb1_compute_save_reg_mask): Update.
16802 (output_return_instruction): Update.
16803 (arm_output_function_prologue): Update.
16804 (arm_output_epilogue): Update.
16805 (arm_get_frame_offsets): Update.
16806 (arm_expand_prologue): Update.
16807 (thumb_pushpop): Update.
16808 (thumb_exit): Update.
16809 (thumb1_expand_prologue): Update.
16810 (thumb1_expand_epilogue): Update.
16811 (arm_unwind_emit): Update.
16812 (arm_output_fn_unwind): Update.
16813 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16814 * config/arm/arm.md: Update.
16815 * config/pa/pa.md: Update.
16816 * config/pa/pa.c (legitimize_pic_address): Update.
16817 (compute_frame_size): Update.
16818 (hppa_expand_prologue): Update.
16819 (hppa_expand_epilogue): Update.
16820 (borx_reg_operand): Update.
16821 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16822 (HARD_REGNO_RENAME_OK): Update.
16823 * config/mips/mips.c (mips_global_pointer): Update.
16824 (mips_save_reg_p): Update.
16825 (mips_compute_frame_info): Update.
16826 (mips_frame_pointer_required): Update.
16827 (mips_expand_prologue): Update.
16828 (mips_expand_epilogue): Update.
16829 (mips_can_use_return_insn): Update.
16830 (mips_reorg_process_insns): Update.
16831 * config/v850/v850.c (compute_register_save_size): Update.
16832 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16833 * config/mmix/mmix.c (along): Update.
16834 (mmix_expand_epilogue): Update.
16835 * config/bfin/bfin.c (legitimize_pic_address): Update.
16836 (must_save_p): Update.
16837 (stack_frame_needed_p): Update.
16838 (add_to_reg): Update.
16839 (bfin_expand_prologue): Update.
16840 * stmt.c (expand_asm_operands): Update.
16841 * reload1.c (reload): Update.
16842 (init_elim_table): Update.
16844 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16846 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16848 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16850 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16851 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16852 (mov<mode>): Removed.
16853 (*movv4sf_internal): Likewise.
16854 (*movv2df_internal): Likewise.
16856 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16858 * config.gcc (crx-*-elf): Remove deprecation.
16860 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16862 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16863 __gcc_deregister_frame with atexit.
16864 (deregister_frame_dtor): Remove.
16866 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16867 Nathan Sidwell <nathan@codesourcery.com>
16869 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16871 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16872 (rs6000_isel): Likewise.
16873 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16874 (rs6000_isel): New variable.
16875 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16877 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16880 * c-common.c (handle_vector_size_attribute): Call
16881 lang_hooks.types.reconstruct_complex_type instead of
16882 reconstruct_complex_type.
16883 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16884 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16885 * langhooks.h (struct lang_hooks_for_types): Add
16886 reconstruct_complex_type hook.
16887 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16888 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16890 2008-04-24 Richard Guenther <rguenther@suse.de>
16892 * c-common.h (check_builtin_function_arguments): Declare.
16893 * c-common.c (validate_nargs): New function.
16894 (check_builtin_function_arguments): Likewise.
16895 * c-typeck.c (build_function_call): Call
16896 check_builtin_function_arguments.
16897 * builtins.c (fold_builtin_classify): Remove error reporting code.
16898 (fold_builtin_unordered_cmp): Likewise.
16899 (fold_builtin_1): Likewise.
16900 (fold_builtin_n): Likewise.
16902 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16904 PR tree-optimization/36008
16905 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16906 the original op1, rather than delta by step.
16908 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16909 Sebastian Pop <sebastian.pop@amd.com>
16911 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16912 eliminate_local_variables_stmt, eliminate_local_variables,
16913 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16914 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16915 of code delimited by two edges in the CFG.
16916 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16917 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16918 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16919 the case of parallelisation of reductions.
16920 (expr_invariant_in_region_p): New.
16922 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16923 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16925 2008-04-24 Ira Rosen <irar@il.ibm.com>
16926 Richard Guenther <rguenther@suse.de>
16928 PR tree-optimization/36034
16929 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16930 incapable of dealing with loads with gaps.
16932 2008-04-24 Rafael EspÃndola <espindola@google.com>
16934 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16935 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16936 vrp_evaluate_conditional.
16937 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16938 (vrp_evaluate_conditional): Split the cond argument.
16939 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16940 (simplify_stmt_for_jump_threading): Update call to
16941 vrp_evaluate_conditional.
16943 2008-04-24 Ira Rosen <irar@il.ibm.com>
16945 PR tree-optimization/35982
16946 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16947 interleaved data-refs are of the same type.
16949 2008-04-24 Danny Smith <dannysmith@users.net>
16951 * c-format.c (check_format_info_main): Use strncmp rather than a
16952 magic prefix to handle multichar length specs.
16953 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16954 Don't prefix "I64" and "I32" with '\0'.
16956 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16959 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16960 in registers for -m32 only if stdarg_p (fntype).
16962 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16964 PR rtl-optimization/36006
16965 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16966 temp to op0 in order to avoid invalid rtx sharing.
16968 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16970 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16971 check TREE_INVARIANT.
16972 * tree-gimple.c (is_gimple_address): New.
16973 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16974 * tree-gimple.h (is_gimple_address): New.
16975 * tree.h (decl_address_invariant_p): New.
16976 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16977 (build_string): Likewise.
16978 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16979 (tree_invariant_p_1): Likewise.
16980 (save_expr): Use it.
16981 (tree_invariant_p): New.
16982 (skip_simple_arithmetic): Use it.
16983 (stabilize_reference_1): Use it.
16984 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16986 (build1_stat): Drop code to compute TREE_INVARIANT.
16987 (build2_stat): Drop code to compute TREE_INVARIANT.
16988 (build3_stat): Drop code to compute TREE_INVARIANT.
16989 (build4_stat): Drop code to compute TREE_INVARIANT.
16990 (build5_stat): Drop code to compute TREE_INVARIANT.
16991 (build7_stat): Drop code to compute TREE_INVARIANT.
16992 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16993 * tree.h (struct tree_base): Remove invariant_flag.
16994 (TREE_INVARIANT): Remove.
16995 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16996 (fold_builtin_expect): Check TREE_CONSTANT.
16997 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16998 * c-tree.h (c_expr_to_decl): Drop third parameter.
16999 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17000 (build_c_cast): Don't set TREE_INVARIANT.
17001 (pop_init_level): Don't set TREE_INVARIANT.
17002 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17003 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17005 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17006 (gimplify_addr_expr): Adjust comment.
17007 * tree-mudflap.c (mf_build_string):
17008 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17009 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17010 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17011 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17012 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17013 * langhooks.h (struct lang_hooks): Drop third parameter from
17016 2008-04-23 Richard Guenther <rguenther@suse.de>
17018 PR tree-optimization/27799
17019 PR tree-optimization/32921
17020 PR tree-optimization/32624
17021 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17022 SMTs aliases and the tag itself into the solution.
17023 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17024 merge the points-to solution back into the SMT aliases.
17025 (may_alias_p): Use alias_set_subset_of instead of
17026 aliases_conflict_p. A pointer which points to
17027 memory with alias set zero may access any variable.
17029 2008-04-23 Richard Guenther <rguenther@suse.de>
17031 * alias.c (alias_set_subset_of): Correctly handle asking
17032 if zero is a subset of an alias set with zero child.
17033 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17034 (compute_flow_insensitive_aliasing): Correctly walk all
17035 pointers. Do not unnecessarily union sets.
17037 2008-04-23 Richard Guenther <rguenther@suse.de>
17039 PR middle-end/36021
17040 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17042 2008-04-22 Tomas Bily <tbily@suse.cz>
17044 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17046 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17048 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17049 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17050 * tree-inline.c (estimate_num_insns_1): Likewise.
17051 * varasm.c (const_hash_1, compare_constant, copy_constant)
17052 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17053 * emit-rtl.c (component_ref_for_mem_expr)
17054 (set_mem_attributes_minus_bitpos): Likewise.
17055 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17056 (is_aligning_offset): Likewise.
17057 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17058 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17059 * dojump.c (do_jump): Likewise.
17060 * builtins.c (get_pointer_alignment, get_memory_rtx)
17061 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17062 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17064 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17066 PR rtl-optimization/36017
17067 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17068 expanding the library call.
17070 2008-04-22 Ian Lance Taylor <iant@google.com>
17072 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17073 than size_in_bytes.
17075 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17077 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17078 of LR/CTR moves for Power6.
17080 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17082 PR middle-end/36003
17083 * passes.c (init_optimization_passes): Remove
17084 pass_fast_rtl_byte_dce.
17086 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17089 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17090 builtin functions to generate faster code.
17091 (_mm_cvtpu16_ps): Ditto.
17092 (_mm_cvtpi32x2_ps): Ditto.
17094 2008-04-22 Nick Clifton <nickc@redhat.com>
17096 * common.opt (ftree-loop-distribution): Add Optimization
17099 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17100 (frv_expand_builtin_va_start): Likewise.
17102 * config/arm/arm.c (thumb_find_work_register): Fix location of
17103 argument register count.
17105 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17107 Support scheduling for ColdFire V1 and V3 microarchitecture.
17108 Improve scheduling of multiplication instructions.
17110 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17111 (mac): New instruction attribute.
17112 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17113 (m68k_sched_mac): New variable.
17114 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17115 Handle cfv1 and cfv3.
17116 (max_insn_size): New static variable.
17117 (struct _sched_ib): New type.
17118 (sched_ib): New static variable.
17119 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17120 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17121 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17123 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17124 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17125 new variables. Update.
17126 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17127 Add modeling of cfv3 instruction buffer. Update.
17128 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17129 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17130 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17131 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17132 a particular reservation applies to.
17133 (type2): Reorganize attribute values. Rename alu to alu_reg,
17134 alu_l to alu, move_l to omove. Join move to alu. Split mul
17135 to mul_l and mul_w.
17136 (cf_ib_*): Simplify description of instruction buffer.
17137 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17138 (cf_mem): Split into cf_mem1 and cf_mem2.
17139 (cf_v2_move_??): Rename to cfv12_alu_??.
17140 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17141 (cf_v2_mul_??): Remove reservations.
17142 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17143 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17144 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17146 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17147 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17148 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17149 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17150 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17151 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17152 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17153 expansions of the above reservations for instructions of sizes
17156 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17158 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17160 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17162 * coverage.c: Include tree-pass.h.
17163 (coverage_counter_alloc): Print da_file_name to the dump file.
17165 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17167 * sbitmap.c (sbitmap_range_empty_p): New function.
17168 * sbitmap.h (sbitmap_range_empty_p): New function.
17169 * bitmap.h: Now includes obstack.h.
17171 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17172 Kenneth Zadeck <zadeck@naturalbridge.com>
17174 * dbgcnt.def (ra_byte_scan): Added.
17175 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17176 when the last hit happens for a counter.
17177 * timevar.def (TV_DF_BYTE_LR): New variable.
17178 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17179 * passes.c (pass_fast_rtl_byte_dce): New pass.
17180 * fwprop.c (update_df): Added mode to call df_ref_create.
17181 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17182 DF_REF_EXTRACT_OFFSET.
17183 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17184 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17186 (df_ref_extract): Added mode field.
17187 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17188 DF_REF_EXTRACT_OFFSET.
17189 (DF_REF_EXTRACT_MODE): New macro.
17190 (df_byte_lr_bb_info): New structure.
17191 (df_print_byte_regset, df_compute_accessed_bytes,
17192 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17193 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17194 df_byte_lr_simulate_uses,
17195 df_byte_lr_simulate_artificial_refs_at_top,
17196 df_byte_lr_simulate_artificial_refs_at_end,
17197 df_compute_accessed_bytes): New function.
17198 (df_ref_create): Add parameter.
17199 (df_byte_lr_get_bb_info): New inline function.
17200 * df-scan.c (df_ref_record, df_uses_record,
17201 df_ref_create_structure): Added mode parameter.
17202 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17203 df_defs_record, df_uses_record, df_get_conditional_uses,
17204 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17205 df_entry_block_defs_collect, df_exit_block_uses_collect):
17206 Added mode parameter to calls to df_ref_record, df_uses_record,
17207 df_ref_create_structure.
17208 (df_ref_equal_p, df_ref_compare): Added test for modes.
17209 (df_ref_create_structure): Added code to set mode. Renamed
17210 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17211 DF_REF_EXTRACT_OFFSET.
17212 * df-core.c (df_print_byte_regset): New function.
17213 * df-byte-scan.c: New file.
17214 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17215 calls to BITMAP_FREE.
17216 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17217 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17218 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17219 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17220 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17221 df_byte_lr_local_compute, df_byte_lr_init,
17222 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17223 df_byte_lr_transfer_function, df_byte_lr_free,
17224 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17225 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17226 df_byte_lr_simulate_uses,
17227 df_byte_lr_simulate_artificial_refs_at_top,
17228 df_byte_lr_simulate_artificial_refs_at_end): New function.
17229 * dce.c (byte_dce_process_block): New function.
17230 (dce_process_block): au is now passed in rather than computed
17231 locally. Changed loops that look at artificial defs to not look
17232 for conditional or partial ones, because there never are any.
17233 (fast_dce): Now is able to drive byte_dce_process_block or
17234 dce_process_block depending on the kind of dce being done.
17235 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17236 (rest_of_handle_fast_byte_dce): New function.
17237 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17238 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17240 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17243 * gcc.h: Added fortran options that take arguments to
17244 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17247 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17249 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17250 scalarization if on the LHS and not a full access.
17252 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17254 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17256 2008-04-18 Rafael EspÃndola <espindola@google.com>
17258 * tree-vrp.c (find_case_label_index): Fix the binary search.
17259 (find_case_label_range): New.
17260 (vrp_visit_switch_stmt): Use find_case_label_range.
17261 (simplify_switch_using_ranges): Use find_case_label_range.
17263 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17265 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17266 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17268 2008-04-18 Tom Tromey <tromey@redhat.com>
17271 * doc/cpp.texi (Implementation-defined behavior): Mention
17274 2008-04-18 Ian Lance Taylor <iant@google.com>
17276 * fold-const.c (pointer_may_wrap_p): New static function.
17277 (fold_comparison): Add another test for pointer overflow. Use
17278 pointer_may_wrap_p to disable some false positives.
17280 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17282 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17283 (fname_as_string): Match updated cpp_interpret_string prototype.
17284 (fix_string_type): Support char16_t* and char32_t*.
17285 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17286 derivative) nodes. Register as builtin if C++0x.
17287 (c_parse_error): Support CPP_CHAR{16,32}.
17288 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17289 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17290 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17291 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17292 CTI_CHAR32_ARRAY_TYPE>: New elements.
17293 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17294 char32_type_node, signed_char32_type_node, char16_array_type_node,
17295 char32_array_type_node): New defines.
17296 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17297 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17298 (lex_string): Support CPP_STRING{16,32}, match updated
17299 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17300 (lex_charconst): Support CPP_CHAR{16,32}.
17301 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17302 and CPP_STRING{16,32}.
17304 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17307 * aclocal.m4: Regenerate.
17308 * configure: Regenerate.
17310 2008-04-18 Jan Hubicka <jh@suse.cz>
17312 * except.c (dw2_size_of_call_site_table,
17313 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17315 * cgraphbuild.c (build_cgraph_edges): Update.
17316 * tree-pass.h: Update comment.
17317 * final.c (leaf_function_p): Update.
17318 (leaf_renumber_regs): Update.
17319 (rest_of_clean_state): Update.
17320 * omp-low.c (expand_omp_parallel): Update.
17321 * ipa-reference.c (analyze_function): Update.
17322 * reorg.c (find_end_label): Update.
17323 (optimize_skip): Update.
17324 (fill_simple_delay_slots): Update.
17325 (fill_simple_delay_slots): Update.
17326 (make_return_insns): Update.
17327 (dbr_schedule): Update.
17328 * gimple-low.c (record_vars_into): Update.
17329 * cfgbuild.c (make_edges): Update.
17330 * function.c (assign_stack_local): Update.
17331 (assign_parm_adjust_stack_rtl): Update.
17332 (locate_and_pad_parm): Update.
17333 (allocate_struct_function): Do not initialize stack_alignment_needed
17334 and preferred_stack_boundary here.
17335 (stack_protect_prologue): Update.
17336 (stack_protect_epilogue): Update.
17337 (expand_function_start): Initialize stack_alignment_needed,
17338 preferred_stack_boundary and max_jumptable_ents.
17339 (expand_function_end): Update.
17340 (free_after_compilation): Do not NULLify epilogue_delay_list.
17341 * function.h (struct rtl_data): Add stack_protect_guard,
17342 stack_alignment_needed,
17343 preferred_stack_boundary, epilogue_delay_list.
17344 (struct function): Remove value_histograms, stack_alignment_needed,
17345 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17347 unexpanded_var_list, stack_protect_guard.
17348 (current_function_epilogue_delay_list): Remove.
17349 * ipa-type-escape.c (analyze_function): Update.
17350 * gimplify.c (pop_gimplify_context): Update comment.
17351 * calls.c (expand_call): Update.
17352 (emit_library_call_value_1): Update.
17353 * except.c (set_nothrow_function_flags): Update.
17354 * cfgexpand.c (get_decl_align_unit): Update.
17355 (create_stack_guard): Update.
17356 (estimated_stack_frame_size): Update.
17357 (expand_used_vars): Update.
17358 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17359 * explow.c (allocate_dynamic_stack_space): Update.
17360 * tree-ssa-live.c (remove_unused_locals): Update.
17361 * varasm.c (mark_constant_pool): Update.
17362 * tree-inline.c (remap_decls): Update.
17363 (initialize_cfun): Update.
17364 (declare_return_variable): Update.
17365 (inline_forbidden_p): Update.
17366 (expand_call_inline): Update.
17367 (declare_inline_vars): Update.
17368 (tree_function_versioning): Update.
17369 * tree-flow.h (value_histograms): New.
17370 (VALUE_HISTOGRAMS): New macro.
17371 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17373 * tree-cfg.c (set_bb_for_stmt): Update.
17374 (replace_by_duplicate_decl): Update.
17375 (move_block_to_fn): Update.
17376 (new_label_mapper): Update.
17377 (dump_function_to_file): Update.
17378 * ipa-struct-reorg.c (build_data_structure): Update.
17379 * cfgrtl.c (print_rtl_with_bb): Update.
17380 * reload1.c (reload): Update.
17382 * config/i386/i386.c (setup_incoming_varargs_64,
17383 ix86_compute_frame_layout): Update.
17384 * config/arc/arc.c (arc_output_function_epilogue): Update.
17386 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17388 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17389 for FreeBSD as well.
17390 * gthr-posix95.h: Likewise.
17392 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17394 PR rtl-optimization/35838
17395 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17396 out the byte offset of the first subreg.
17398 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17400 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17401 to split_ti instead of three separate calls with single member arrays.
17402 (subti3 splitter): Ditto.
17403 (adddi3 splitter): Ditto with split_di.
17404 (subdi3 splitter): Ditto.
17405 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17406 two separate calls with single member arrays. Swap match_dup
17407 operands 1 and 2 to better fit into the array.
17408 (negdi2 splitter): Ditto with split_di.
17409 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17410 two separate calls with single member arrays. Swap match_dup operands
17411 6 and 7 to better fit into the array.
17413 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17415 * config/i386/i386.c (sse_builtin_type): New.
17416 (bdesc_sse_args): Likewise.
17417 (bdesc_sse_3arg): Removed.
17418 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17419 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17420 IX86_BUILTIN_ROUNDPS.
17421 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17422 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17423 IX86_BUILTIN_ROUNDPS.
17424 (ix86_expand_sse_4_operands_builtin): Removed.
17425 (ix86_expand_sse_operands_builtin): New.
17426 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17427 and CODE_FOR_sse4_1_roundps.
17428 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17429 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17431 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17434 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17435 regs before frame pop when needed. If use_backchain_to_restore_sp
17436 then load backchain into a temp reg to restore vr and vrsave. Add
17437 code to restore vr after frame pop if possible.
17439 2008-04-17 Richard Guenther <rguenther@suse.de>
17441 * tree-vn.c (expressions_equal_p): Do not check type
17442 equality or compatibility before calling operand_equal_p.
17443 * fold-const.c (operand_equal_p): Check equivalence of
17444 integer constants before bailing out due to signedness or
17445 precision differences.
17446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17447 spurious differences in type qualification. Ignore types
17448 for COMPONENT_REFs at all.
17450 2008-04-17 Christian Bruel <christian.bruel@st.com>
17452 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17453 msw_skip comparison.
17455 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17458 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17461 PR tree-optimization/35899
17462 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17463 rather than TREE_OPERAND.
17465 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17468 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17469 temporary registers. Change operand predicate to general_operand.
17470 (remainderxf3): Ditto.
17472 2008-04-16 Richard Guenther <rguenther@suse.de>
17474 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17475 * tree-affine.c (aff_combination_expand): Look through some
17478 2008-04-15 Doug Kwan <dougkwan@google.com>
17480 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17482 * tree-pretty-print.c (dump_generic_node): Ditto.
17483 * final.c (output_addr_const): Ditto.
17484 * dwarf2out.c (output_cfi): Ditto.
17485 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17486 * print-rtl.c (print_rtx): Ditto.
17487 * print-tree.c (print_node_brief, print_node): Ditto.
17488 * c-common.c (match_case_to_enum_1): Ditto.
17489 * sched-vis.c (print_value): Ditto.
17490 * config/i386/i386.c (print_operand): Cast to long unsigned int
17493 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17494 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17495 MS Windows VirtualProtect function.
17497 2008-04-15 Jan Hubicka <jh@suse.cz>
17499 * gengtype.c (write_root): Param_is argument is OK.
17500 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17501 * function.h: Include varray.h
17502 (rtl_eh): New stucture based on except.c one.
17503 (call_site_record): New forward declaration and vector type.
17504 * calls.c (emit_call_1): Do not call
17505 note_current_region_may_contain_throw.
17506 * except.c (eh_status): Remove cur_region, try_region since they are
17508 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17509 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17510 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17511 Remove call_site_data_used, call_site_data_size.
17512 Turn call_site_record into vector in function.h.
17513 (note_current_region_may_contain_throw): Remove.
17514 (get_exception_pointer, get_exception_filter): Do not take struct
17515 function argument; update.
17516 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17517 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17518 build_post_landing_pads, dw2_build_landing_pads,
17519 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17520 sjlj_emit_function_enter, sjlj_emit_function_enter,
17521 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17522 sjlj_build_landing_pads, finish_eh_generation,
17523 remove_exception_handler_label, remove_eh_handler,
17524 maybe_remove_eh_handler, add_reachable_handler,
17525 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17526 add_action_record, collect_one_action_chain, add_call_site,
17527 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17528 sjlj_output_call_site_table, output_function_exception_table,
17529 * except.h (note_current_region_may_contain_throw): Remove
17530 (get_exception_pointer, get_exception_filter): Do not take struct
17532 * Makefile.in (GTFILES): Put varargs before struct function.
17534 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17536 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17537 punt for STRING_CST.
17538 (get_constraint_for): Deal with STRING_CST here instead.
17540 2008-04-15 Richard Guenther <rguenther@suse.de>
17542 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17543 statements in a basic-block with a backward walk. Do not
17544 substitute into dead statements but instead remove those.
17546 2008-04-15 Richard Guenther <rguenther@suse.de>
17548 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17549 to zero, thus disable creation of SFTs.
17551 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17553 * tree-predcom.c (suitable_reference_p): Return false if the
17554 reference can throw.
17556 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17559 * c-decl.c (finish_decl): If extern or static var has variable
17560 size, set TREE_TYPE (decl) to error_mark_node.
17562 2008-04-15 Rafael EspÃndola <espindola@google.com>
17564 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17567 2008-04-15 Richard Guenther <rguenther@suse.de>
17569 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17570 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17571 (visit_reference_op_load): Do walk vuse-vdef chains on
17572 vn_reference_lookup.
17573 (visit_reference_op_store): But do not here.
17574 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17575 vn_reference_lookup.
17576 (vn_lookup_with_vuses): But do so here.
17578 2008-04-14 Ian Lance Taylor <iant@google.com>
17580 * fold-const.c (fold_overflow_warning): Remove assertion.
17582 2008-04-15 Ben Elliston <bje@au.ibm.com>
17584 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17585 temp1 local variables.
17587 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17590 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17591 ".text.unlikely" section as executable.
17593 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17595 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17596 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17597 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17598 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17599 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17600 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17601 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17603 2008-04-14 Ian Lance Taylor <iant@google.com>
17605 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17606 * fold-const.c (fold_comparison): If appropriate, test
17607 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17608 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17609 reassociating a pointer type.
17610 * doc/invoke.texi (Optimize Options): Document that
17611 -fstrict-overflow applies to pointer wraparound.
17613 2008-04-13 Jan Hubicka <jh@suse.cz>
17615 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17617 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17619 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17620 we are going to "save the world".
17622 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17624 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17625 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17626 operand 0 constraint, not "=".
17628 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17630 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17632 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17634 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17635 of size of positions_needed * CHAR_BIT.
17637 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17639 PR middle-end/35897
17640 * dse.c (store_info): Change positions_needed to unsigned
17642 (lowpart_bitmask): New.
17643 (record_store): Cast to unsigned HOST_WIDE_INT for
17644 positions_needed. Assert width <= size of positions_needed *
17645 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17646 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17647 lowpart_bitmask to set mask.
17649 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17651 * config/bfin/constraints.md: New file.
17652 * config/bfin/bfin.md: Include it.
17653 (adddi3): Use satisfies_constraint functions instead of the old macros.
17654 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17655 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17656 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17657 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17658 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17659 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17660 EXTRA_CONSTRAINT): Delete.
17661 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17662 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17664 * config/bfin/bfin.c: Include "tm-constrs.h".
17665 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17666 Use satisfies_constraint functions instead of the old macros.
17667 * doc/md.texi (Blackfin Constraints): Update file name reference.
17669 2008-04-11 Richard Guenther <rguenther@suse.de>
17671 PR tree-optimization/35869
17672 * tree-vrp.c (execute_vrp): Move switch statement update after
17673 jump threading. Schedule another cfg cleanup run.
17675 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17678 * attribs.c (decl_attributes): Return early on errorneous node.
17680 2008-04-10 Oleg Ryjkov <olegr@google.com>
17682 * tree.h (struct tree_base): Added a new flag default_def_flag.
17683 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17685 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17687 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17689 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17692 * pa.md: Define mode iterator P. Define mode attribute dwc.
17693 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17694 (icacheflush): Likewise.
17695 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17696 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17698 2008-04-11 Ben Elliston <bje@au.ibm.com>
17700 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17702 2008-04-10 Rafael EspÃndola <espindola@google.com>
17704 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17705 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17706 (extract_range_from_expr): The same.
17708 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17710 * config/mips/mips.md (GPR2): New mode iterator.
17711 (seq): Add comment.
17712 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17713 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17714 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17715 Rewrite these to take two modes, the mode of comparison and the
17716 mode of the destination.
17717 * config/mips/mips.c (mips_expand_scc): Instead of having
17718 paradoxical subreg as destination, expand "narrowing" scc if mode
17719 of comparison is SI and target is requested in DI mode.
17720 (mips_emit_int_order_test): Update comment. Make mode of
17721 comparison match CMP0 rather than TARGET. When creating inverse
17722 target use mode of TARGET.
17724 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17726 * gcov-dump.c (tag_summary): Only print summaries for the first
17727 GCOV_COUNTERS_SUMMABLE counters.
17729 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17731 * config/i386/i386.md (absneg): New code iterator.
17732 (absnegprefix): New code attribute.
17733 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17734 patterns using absneg code iterator.
17735 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17736 using absneg code iterator.
17737 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17738 *neg<mode>2 patterns using absneg code iterator.
17739 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17740 *negextendsfdf2 patterns using absneg code iterator.
17741 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17742 *negextendsfxf2 patterns using absneg code iterator.
17743 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17744 *negextendsfdf2 patterns using absneg code iterator.
17745 * config/i386/sse.md (<code><mode>2): Macroize expander from
17746 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17748 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17750 * config/s390/s390.h: Remove the remains of the recent search
17751 & replace action of current_function_outgoing_args_size.
17753 2008-04-10 Ira Rosen <irar@il.ibm.com>
17755 PR tree-optimization/35821
17756 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17757 NEW_STMT_LIST is not NULL.
17759 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17762 * toplev.c (process_options): Remove -ffunction-sections debugging
17765 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17767 PR middle-end/PR28690
17768 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17769 than gen_rtx_fmt_ee to perform more canonicalizations.
17771 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17774 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17776 2008-04-09 Richard Guenther <rguenther@suse.de>
17778 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17779 (dump_function_to_file): Dump function arguments with types.
17781 2008-04-08 Richard Guenther <rguenther@suse.de>
17783 * fold-const.c (fold_widened_comparison): Do not allow
17784 sign-changes that change the result.
17786 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17789 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17790 kinds of indirect references.
17792 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17794 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17795 GNU Fortran language string.
17797 2008-04-08 Rafael EspÃndola <espindola@google.com>
17799 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17800 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17801 * tree.h (tree_call_nonnegative_warnv_p): New.
17803 2008-04-08 Jan Hubicka <jh@suse.cz>
17805 * function.c (free_after_compilation): Clear out regno_reg_rtx
17808 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17811 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17813 PR middle-end/PR28690
17814 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17815 same precedence as REG_POINTER and MEM_POINTER operands.
17817 2008-04-08 Richard Guenther <rguenther@suse.de>
17819 PR middle-end/35834
17820 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17821 for adding index to base.
17823 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17825 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17826 (MINGW_ENABLE_EXECUTE_STACK): New.
17827 (IN_LIBGCC2): For libgcc include windows.h file for
17828 function declarations.
17830 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17832 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17833 and tem2 if tem1 is not a REG or MULT.
17835 2008-04-08 Jan Hubicka <jh@suse.cz>
17837 * function.h (incomming_args): Break out of struct function.
17838 (function_subsections): Break out of struct function.
17839 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17840 return_rtx and hard_reg_initial_vals from struct function.
17841 Kill inl_max_label_num.
17842 (current_function_pops_args, current_function_args_info,
17843 current_function_args_size, current_function_args_size,
17844 current_function_pretend_args_size,
17845 current_function_outgoing_args_size,
17846 current_function_internal_arg_pointer, current_function_return_rtx):
17847 Kill compatibility accestor macros.
17848 * builtins.c (expand_builtin_apply_args_1): Update.
17849 (expand_builtin_next_arg): Update.
17850 * df-scan.c (df_get_call_refs): Update.
17851 * dbxout.c (dbxout_function_end): Update.
17852 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17853 (output_line_info): Update.
17854 (secname_for_decl): Update.
17855 (dwarf2out_var_location): Update.
17856 * function.c (free_after_compilation): Update.
17857 (assign_parm_find_stack_rtl): Update.
17858 (assign_parms): Update.
17859 (expand_dummy_function_end): Update.
17860 (expand_function_end): Update.
17861 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17862 (expand_call): Update.
17863 (emit_library_call_value_1): Update.
17864 (store_one_arg): Update.
17865 * varasm.c (initialize_cold_section_name): Update.
17866 (unlikely_text_section): Update.
17867 (unlikely_text_section_p): Update.
17868 (assemble_start_function): Update.
17869 (assemble_end_function): Update.
17870 (default_section_type_flags): Update.
17871 (switch_to_section): Update.
17872 * integrate.c (set_decl_abstract_flags): Update.
17873 (get_hard_reg_initial_val): Update.
17874 (has_hard_reg_initial_val): Update.
17875 (allocate_initial_values): Update.
17876 * resource.c (init_resource_info): Update.
17877 * config/alpha/alpha.c (NUM_ARGS): Update.
17878 (direct_return): Update.
17879 (alpha_va_start): Update.
17880 (alpha_sa_size): Update.
17881 (alpha_initial_elimination_offset): Update.
17882 (alpha_expand_prologue): Update.
17883 (alpha_start_function): Update.
17884 (alpha_expand_epilogue): Update.
17885 (unicosmk_initial_elimination_offset):
17886 * config/alpha/alpha.md (call expander): Update.
17887 * config/s390/s390.c (s390_register_info): Update.
17888 (s390_register_info): Update.
17889 (s390_frame_info): Update.
17890 (s390_initial_elimination_offset): Update.
17891 (s390_build_builtin_va_list): Update.
17892 (s390_va_start): Update.
17893 * config/spu/spu.c (direct_return): Update.
17894 (spu_expand_prologue): Update.
17895 (spu_initial_elimination_offset): Update.
17896 (spu_build_builtin_va_list): Update.
17897 (spu_va_start): Update.
17898 * config/sparc/sparc.c (sparc_init_modes): Update.
17899 (sparc_compute_frame_size): Update.
17900 (function_value): Update.
17901 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17902 * config/i386/i386.md (return expander): Update.
17903 * config/i386/i386.c (ix86_va_start): Update.
17904 (ix86_can_use_return_insn_p): Update.
17905 (ix86_compute_frame_layout): Update.
17906 (ix86_expand_epilogue): Update.
17907 * config/sh/sh.c (output_stack_adjust): Update.
17908 (calc_live_regs): Update.
17909 (sh_expand_prologue): Update.
17910 (sh_builtin_saveregs): Update.
17911 (sh_va_start): Update.
17912 (initial_elimination_offset): Update.
17913 (sh_allocate_initial_value): Update.
17914 (sh_function_ok_for_sibcall): Update.
17915 (sh_get_pr_initial_val): Update.
17916 * config/sh/sh.md (return expander): Update.
17917 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17918 * config/crx/crx.c (crx_compute_frame): UPdate.
17919 (crx_initial_elimination_offset): UPdate.
17920 * config/xtensa/xtensa.c (compute_frame_size): Update
17921 (xtensa_builtin_saveregs): Update.
17922 (xtensa_va_start): Update.
17923 (order_regs_for_local_alloc): Update.
17924 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17925 (xstormy16_expand_builtin_va_start): Update.
17926 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17927 * config/m68hc11/m68hc11.md (return expanders): Update.
17928 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17929 (expand_epilogue): Update.
17930 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17931 (cris_simple_epilogue): Update.
17932 (cris_expand_prologue): Update.
17933 (cris_expand_epilogue): Update.
17934 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17935 (compute_frame_size): Update.
17936 * config/mt/mt.c (mt_compute_frame_size): Update.
17937 * config/mn10300/mn10300.c (expand_prologue): Update.
17938 (expand_epilogue): Update.
17939 (initial_offset): Update.
17940 (mn10300_builtin_saveregs):
17941 * config/mn10300/mn10300.md (return expander): Update.
17942 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17943 (ia64_initial_elimination_offset): Update.
17944 (ia64_initial_elimination_offset): Update.
17945 (ia64_expand_prologue): Update.
17946 * config/m68k/m68k.md (return expander): Update.
17947 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17948 (rs6000_stack_info): Update.
17949 * config/mcore/mcore.c (layout_mcore_frame): Update.
17950 (mcore_expand_prolog): Update.
17951 * config/arc/arc.c (arc_compute_frame_size): Update.
17952 * config/score/score3.c (score3_compute_frame_size): Update.
17953 * config/score/score7.c (score7_compute_frame_size): Update.
17954 * config/arm/arm.c (use_return_insn): Update.
17955 (thumb_find_work_register): Update.
17956 (arm_compute_save_reg_mask): Update.
17957 (arm_output_function_prologue): Update.
17958 (arm_output_epilogue): Update.
17959 (arm_size_return_regs): Update.
17960 (arm_get_frame_offsets): Update.
17961 (arm_expand_prologue): Update.
17962 (thumb_exit): Update.
17963 (thumb_unexpanded_epilogue): Update.
17964 (thumb1_output_function_prologue): Update.
17965 * config/pa/pa.md (return expander): Update.
17966 * config/pa/pa.c (compute_frame_size): Update.
17967 (hppa_builtin_saveregs): Update.
17968 * config/mips/mips.c (mips_va_start): Update.
17969 (mips16_build_function_stub): Update.
17970 (mips_compute_frame_info): Update.
17971 (mips_restore_gp): Update.
17972 (mips_output_function_prologue): Update.
17973 (mips_expand_prologue): Update.
17974 * config/v850/v850.c (compute_frame_size): Update.
17975 (expand_prologue): * config/mmix/mmix.c (along): update.
17976 (mmix_initial_elimination_offset): update.
17977 (mmix_reorg): update.
17978 (mmix_use_simple_return): update.
17979 (mmix_expand_prologue): update.
17980 (mmix_expand_epilogue): Update.
17981 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17982 (emit_link_insn): Update.
17984 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17986 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17987 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17989 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17992 2008-04-07 Jan Hubicka <jh@suse.cz>
17994 * function.h (rtl): Rename to x_rtl.
17995 (crtl): New define.
17996 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17997 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17998 used_temp_slots avail_temp_slots, temp_slot_level,
17999 nonlocal_goto_handler_labels): Update accesstors.
18000 (rtl): New global variable.
18001 (struct function): Move some fileds to rtl_data.
18002 (get_arg_pointer_save_area): Update prototype.
18003 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18004 get_arg_pointer_save_area.
18005 * expr.c (init_expr): Update
18006 * function.c (get_frame_size): Update
18007 (assign_stack_local): Update
18008 (expand_function_end): Update.
18009 (get_art_pointer_save_area): Update
18011 * emit-rtl.c (rtl): Declare.
18012 (regno_reg_rtx): Declare.
18013 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18015 (gen_reg_rtx): Update.
18016 * varasm.c (n_deferred_constatns): Update accestor.
18017 (init_varasm_status): Do not allocate varasm_status.
18018 (force_const_mem, get_pool_size, output_constant_pool): Update.
18019 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18020 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18021 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18022 * sparc/sparc.h (INIT_EXPANDERS): Update.
18023 * ia64/ia64.h (INIT_EXPANDERS): Update.
18025 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18027 * reload.c (push_secondary_reload): Add missing break to for loop.
18029 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18031 PR middle-end/PR28690
18032 * rtlanal.c: Update copyright years.
18033 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18034 as REG_POINTER and MEM_POINTER operands.
18035 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18036 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18037 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18038 * gcse.c: Update copyright years.
18039 (pre_delete): Call gen_reg_rtx_and_attrs.
18040 (hoist_code): Likewise.
18041 (build_store_vectors): Likewise.
18042 (delete_store): Likewise.
18043 * loop-invariant.c (move_invariant_reg): Likewise.
18044 Update copyright years.
18046 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18048 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18049 control string instead of quoted.
18051 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18053 * doc/rtl.texi: Rewrite of subreg section.
18055 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18058 * config/i386/i386.c (legitimize_pic_address): Add treating
18059 of dllimport SYM_REF's.
18060 (legitimize_dllimport_symbol): Add prototype.
18062 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18064 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18065 reference in constructor with non self-referential type.
18067 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18069 Removal of Return with Depressed Stack Pointer support
18070 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18071 (ECF_SP_DEPRESSED): Likewise.
18072 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18073 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18074 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18075 (expand_call): Do not test ECF_SP_DEPRESSED.
18076 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18077 * function.c (keep_stack_depressed): Delete.
18078 (handle_epilogue_set): Likewise.
18079 (update_epilogue_consts): Likewise.
18080 (emit_equiv_load): Likewise.
18081 (thread_prologue_and_epilogue_insns): Remove support for Return with
18082 Depressed Stack Pointer.
18083 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18085 2008-04-06 Richard Guenther <rguenther@suse.de>
18087 PR tree-optimization/35400
18088 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18089 information from SSA_NAMEs.
18091 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18093 * config/avr/avr.h (avr_mega_p): Remove declaration.
18094 (AVR_MEGA): Remove macro.
18095 * config/avr/avr.c (avr_mega_p): Remove variable.
18096 (avr_override_options): Remove inicializion of avr_mega_p.
18097 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18098 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18099 (avr_jump_mode): (Ditto.).
18100 (avr_output_progmem_section_asm_op): (Ditto.).
18101 (avr_asm_init_sections): (Ditto.).
18102 (avr_asm_init_sections): (Ditto.).
18103 (avr_rtx_costs): (Ditto.).
18104 * config/avr/avr.md: (Ditto.).
18105 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18108 2008-04-06 Richard Guenther <rguenther@suse.de>
18110 PR tree-optimization/35842
18111 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18112 is_gimple_invariant_address.
18114 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18116 * gcc.c (default_compilers): Sync Fortran extensions list with
18117 that in fortran/lang-specs.h.
18118 * doc/invoke.texi: Likewise.
18119 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18120 * dwarf2out.c (gen_compile_unit_die): Likewise.
18122 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18124 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18126 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18129 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18130 attribute is used for nested functions.
18132 2008-04-05 Jan Hubicka <jh@suse.cz>
18134 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18136 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18138 (dump_files): Update.
18139 (enable_rtl_dump_file): Do not accept letter argument.
18140 * tree-pass.h (dump_file_info): Remove letter argument.
18141 * toplev.c (decode_d_option): Update -da handling.
18142 * toplev.h (enable_rtl_dump_file): Update prototype.
18143 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18144 it out based on pass type.
18145 (register_dump_files_1): Likewise.
18146 (init_optimization_passes): Update register_one_dump_file calls.
18147 (execute_one_pass): Sanity check that IPA passes are called at IPA
18148 level and RTL passes at RTL level.
18149 (execute_pass_list): IPA pass can not be after or subpass of
18151 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18152 disallov RTL subpasses of IPA subpasses.
18154 2008-04-05 Ben Elliston <bje@au.ibm.com>
18156 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18157 builtins that return exactly once and do not throw. Cache call to
18160 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18162 PR rtl-optimization/34916
18163 PR middle-end/35519
18164 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18165 between instruction pairs.
18167 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18169 * doc/invoke.texi: Document -mbitops for SH.
18170 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18171 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18172 * config/sh/sh.c (print_operand): Add %t operand code.
18173 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18174 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18175 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18176 (extendqihi2): Likewise.
18177 (movqi_i): Likewise.
18178 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18179 (extv): Use bld instruction for SH2A if possible.
18181 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18182 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18183 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18184 (bset.b, bclr.b): Define peepholes.
18185 * config/sh/sh.opt (mbitops): New option.
18187 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18190 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18191 and view convert expression.
18193 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18196 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18198 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18200 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18202 * config/i386/cpuid.h (bit_AES): New.
18203 (bit_PCLMUL): Likewise.
18205 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18206 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18207 SSE2 if AES or PCLMUL is enabled.
18208 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18209 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18210 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18211 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18212 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18213 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18214 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18215 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18216 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18217 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18218 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18219 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18220 __builtin_ia32_aeskeygenassist128 and
18221 __builtin_ia32_pclmulqdq128.
18222 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18223 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18224 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18226 * config/i386/i386.h (TARGET_AES): New.
18227 (TARGET_PCLMUL): Likewise.
18228 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18230 * config/i386/i386.md (UNSPEC_AESENC): New.
18231 (UNSPEC_AESENCLAST): Likewise.
18232 (UNSPEC_AESDEC): Likewise.
18233 (UNSPEC_AESDECLAST): Likewise.
18234 (UNSPEC_AESIMC): Likewise.
18235 (UNSPEC_AESKEYGENASSIST): Likewise.
18236 (UNSPEC_PCLMUL): Likewise.
18238 * config/i386/i386.opt (maes): New.
18239 (mpclmul): Likewise.
18241 * config/i386/sse.md (aesenc): New pattern.
18242 (aesenclast): Likewise.
18243 (aesdec): Likewise.
18244 (aesdeclast): Likewise.
18245 (aesimc): Likewise.
18246 (aeskeygenassist): Likewise.
18247 (pclmulqdq): Likewise.
18249 * config/i386/wmmintrin.h: New.
18251 * doc/extend.texi: Document AES and PCLMUL built-in function.
18253 * doc/invoke.texi: Document -maes and -mpclmul.
18255 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18257 * function.c (free_after_parsing): Replace with
18258 cxx_push_function_context from C++ front-end.
18259 (allocate_struct_function): Don't call langhook.
18260 * langhooks.h (struct lang_hooks_for_functions): Delete.
18261 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18263 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18264 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18265 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18266 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18267 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18268 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18269 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18271 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18272 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18274 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18277 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18280 2008-04-04 Richard Guenther <rguenther@suse.de>
18282 PR middle-end/35823
18283 * fold-const.c (optimize_minmax_comparison): Use the correct
18284 type for the constant in the simplified comparison.
18286 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18288 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18289 Pass L2 size as "--param l2-cache-size" to the compiler.
18290 (decode_l2_cache): New function to decode L2 cache parameters using
18291 0x8000006 extended cpuid function.
18292 (detect_caches_amd): Determine parameters of L2 cache using
18293 decode_l2_caches function.
18294 (decode_caches_intel): Decode L2 cache parameters.
18295 (detect_caches_intel): Determine L2 cache parameters using
18296 decode_caches_intel and decode_l2_caches functions.
18298 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18300 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18301 secondary input reload for subword loads from the constant pool.
18303 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18306 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18307 constants of the appropriate size for runtime calculations.
18310 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18311 decimal-float literal constant zero.
18313 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18316 * c-parser.c (c_parser_omp_atomic): Call
18317 default_function_array_conversion on the RHS.
18319 PR middle-end/35818
18320 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18321 call is_variable_sized if decl has incomplete type.
18323 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18325 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18327 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18329 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18331 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18332 (sgt<u>): Merge sgt and sgtu into new expander.
18333 (sgt, sgtu): Remove expanders.
18334 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18335 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18336 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18337 *sgtu_<mode>_mips16 into new pattern.
18338 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18339 (sge<u>): Merge sge and sgeu into new expander.
18340 (sge, sgeu): Remove expanders.
18341 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18343 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18344 (slt<u>): Merge slt and sltu into new expander.
18345 (slt, sltu): Remove expanders.
18346 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18347 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18348 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18349 *sltu_<mode>_mips16 into new pattern.
18350 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18351 (sle<u>): Merge sle and sleu into new expander.
18352 (sle, sleu): Remove expanders.
18353 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18354 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18355 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18356 *sleu_<mode>_mips16 into new pattern.
18357 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18359 2008-04-03 Jan Hubicka <jh@suse.cz>
18361 PR tree-optimization/35795
18362 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18363 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18364 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18365 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18366 * score/score3.c (score3_output_mi_thunk): Likewise.
18367 * score/score7.c (score7_output_mi_thunk): Likewise.
18368 * mips/mips.c (mips_output_mi_thunk): Likewise.
18370 2008-04-03 Richard Guenther <rguenther@suse.de>
18372 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18373 conversions. Simplify code.
18375 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18377 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18379 2008-04-03 Tom Tromey <tromey@redhat.com>
18380 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18382 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18383 * config/bfin/t-bfin-linux (generated_files): Add
18384 linux-sysroot-suffix.h.
18385 * doc/install.texi (Prerequisites): Require make 3.80.
18386 * doc/sourcebuild.texi (Front End Directory): Document new
18388 * Makefile.in (generated_files): New variable.
18389 (ALL_HOST_OBJS): New variable.
18390 ($(ALL_HOST_OBJS)): New target.
18392 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18394 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18395 (remap_block): Call id->transform_lang_insert_block instead
18397 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18398 Set id.transform_lang_insert_block to NULL.
18399 (clone_body): Move to cp/optimize.c
18400 * tree-inline.h (struct copy_body_data): Change
18401 transform_lang_insert_block to function pointer.
18402 (copy_generic_body, copy_decl_no_change): Export.
18403 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18404 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18405 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18407 * c-tree.h (insert_block): Kill.
18408 * c-decl.c (insert_block): Kill.
18410 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18412 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18413 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18414 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18416 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18417 argument, call {push,pop}_function_context from here.
18418 * c-parser.c: Use c_{push,pop}_function_context.
18420 * function.c (push_function_context_to): Move meat ...
18421 (push_function_context): ... here. Simplify.
18422 * function.c (pop_function_context_from): Move meat ...
18423 (pop_function_context): ... here. Simplify.
18424 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18426 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18427 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18428 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18429 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18431 2008-04-03 Ben Elliston <bje@au.ibm.com>
18433 * expmed.c (extract_force_align_mem_bit_field): Remove.
18435 2008-04-03 Richard Guenther <rguenther@suse.de>
18437 PR middle-end/35800
18438 * expr.h (try_casesi): Adjust prototype.
18439 * expr.c (try_casesi): Take fallback label as extra parameter.
18440 Use that for gen_casesi if default_label is NULL.
18441 * stmt.c (expand_case): Pass fallback label to try_casesi,
18442 make sure to fill gaps with a fallback label if default_label
18445 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18448 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18450 2008-04-03 Ben Elliston <bje@au.ibm.com>
18452 * expmed.c (extract_split_bit_field): Remove if (0) code.
18453 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18454 (do_ds_constraint): Likewise.
18456 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18458 * doc/cppopts.texi (-dU): Document.
18459 * c-common.h (flag_dump_macros): Update comment.
18460 * c-opts.c (handle_OPT_d): Handle -dU.
18461 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18462 dump_queued_macros, cb_used_define, cb_used_undef): New.
18463 (init_pp_output): Handle -dU.
18464 (cb_line_change): Call dump_queued_macros.
18465 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18467 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18469 * config/avr/predicates.md (io_address_operand): New predicate.
18470 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18471 * config/avr/avr.c (avr_io_address_p): Remove function.
18472 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18473 'avr_io_address_p' function.
18474 (out_movhi_r_mr): (Ditto.).
18475 (out_movqi_mr_r): (Ditto.).
18476 (out_movhi_mr_r): (Ditto.).
18477 (avr_address_cost): (Ditto.).
18479 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18481 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18482 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18483 in 32bit mode when XMM registers are available to avoid store
18485 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18486 corresponding post-reload splitters.
18488 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18491 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18492 __builtin_ia32_roundss.
18493 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18494 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18495 __builtin_ia32_roundss.
18496 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18497 IX86_BUILTIN_SHUFPD here.
18499 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18501 * config/i386/i386.md (plogic): New.
18502 (plogicprefix): Likewise.
18504 * config/i386/mmx.md (mmx_<code><mode>3): New.
18505 (mmx_and<mode>3): Removed.
18506 (mmx_ior<mode>3): Likewise.
18507 (mmx_xor<mode>3): Likewise.
18509 * config/i386/sse.md (<code><mode>3): New.
18510 (*<code><mode>3): Likewise.
18511 (*<code><mode>3): Likewise.
18512 (<code><mode>3): Likewise.
18513 (*sse_<code><mode>3): Likewise.
18514 (*sse2_<code><mode>3): Likewise.
18515 (<code>tf3): Likewise.
18516 (*<code>tf3): Likewise.
18517 (and<mode>3): Likewise.
18518 (*and<mode>3): Likewise.
18519 (ior<mode>3): Removed.
18520 (*ior<mode>3): Likewise.
18521 (xor<mode>3): Likewise.
18522 (*xor<mode>3): Likewise.
18523 (*and<mode>3): Likewise.
18524 (*ior<mode>3): Likewise.
18525 (*xor<mode>3): Likewise.
18526 (and<mode>3): Likewise.
18527 (*sse_and<mode>3): Likewise.
18528 (*sse2_and<mode>3): Likewise.
18529 (andtf3): Likewise.
18530 (*andtf3): Likewise.
18531 (ior<mode>3): Likewise.
18532 (*sse_ior<mode>3): Likewise.
18533 (*sse2_ior<mode>3): Likewise.
18534 (iortf3): Likewise.
18535 (*iortf3): Likewise.
18536 (xor<mode>3): Likewise.
18537 (*sse_xor<mode>3): Likewise.
18538 (*sse2_xor<mode>3): Likewise.
18539 (xortf3): Likewise.
18540 (*xortf3): Likewise.
18542 2008-04-02 Richard Guenther <rguenther@suse.de>
18544 PR tree-optimization/14495
18545 PR tree-optimization/34793
18546 * tree-vrp.c (struct switch_update): New structure.
18547 (to_remove_edges, to_update_switch_stmts): New VECs.
18548 (simplify_switch_using_ranges): New function. Remove not taken
18549 case labels and edges.
18550 (simplify_stmt_using_ranges): Call it.
18551 (identify_jump_threads): Mark edges we have queued for removal
18552 so we don't thread them.
18553 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18555 * tree-cfg.c (group_case_labels): Deal with missing default label.
18556 (tree_verify_flow_info): Allow missing default label.
18557 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18558 (emit_case_nodes): Likewise.
18559 (expand_case): Do not rely on the default label to be present.
18560 * expr.c (try_casesi): Deal with NULL default_label.
18561 (do_tablejump): Likewise.
18563 2008-04-02 Richard Guenther <rguenther@suse.de>
18565 PR tree-optimization/14495
18566 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18567 SWITCH_EXPR here ...
18568 (vrp_visit_switch_stmt): ... but here (new function).
18569 (find_case_label_index): New helper function.
18570 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18572 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18574 * fwprop.c: Fix ISO-C99ism.
18576 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18579 * Makefile.in (objdir): Set it here.
18580 * configure.ac: Not here. Find dynamic linker characteristics.
18581 * exec-tool.in: Use them.
18582 * aclocal.m4: Regenerate.
18583 * configure: Regenerate.
18585 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18587 * expr.c (expand_var): Delete it.
18588 * expr.h (expand_var): Delete prototype.
18589 * function.c (expand_function_start): Use expand_decl instead.
18590 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18593 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18595 PR rtl-optimization/35542
18596 * fwprop.c (forward_propagate_and_simplify): Replace
18597 loc_reg_mentioned_in_p with reg_mentioned_p.
18599 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18601 PR rtl-optimization/35281
18602 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18603 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18604 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18605 (varying_mem_p): Move above propagate_rtx.
18606 (all_uses_available_at): Do not check MEMs.
18608 2008-04-02 Rafael EspÃndola <espindola@google.com>
18610 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18611 (register_edge_assert_for_2): Split the cond argument.
18612 (register_edge_assert_for_1): Adjust for the change in
18613 register_edge_assert_for_2.
18614 (register_edge_assert_for): Split the cond argument.
18615 (find_switch_asserts): Adjust for the change in
18616 register_edge_assert_for.
18618 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18620 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18621 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18622 offsets for 64-bit mingw.
18623 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18624 abi for x86_64-pc-mingw.
18626 2008-04-02 Richard Guenther <rguenther@suse.de>
18628 * tree-vrp.c (extract_range_from_assert): Make sure to not
18629 produce range min/max with TREE_OVERFOW set.
18630 If merging a anti-range and a range keep the anti-range if
18631 the range covers all values of the type.
18632 (register_edge_assert_for_2): Only allow sign-changing
18633 conversions in detecting canonical range checks. Also
18634 register an assert for the unsigned name if useful.
18636 PR tree-optimization/35787
18637 * tree-vrp.c (vrp_val_max): New function.
18638 (vrp_val_min): Likewise.
18639 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18640 (vrp_val_is_min): Likewise.
18641 (supports_overflow_infinity): Use vrp_val_{min,max}.
18642 (negative_overflow_infinity): Likewise.
18643 (positive_overflow_infinity): Likewise.
18644 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18645 (is_positive_overflow_infinity): Likewise.
18646 (is_overflow_infinity): Likewise.
18647 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18648 vrp_val_is_{min,max}.
18649 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18650 to ranges if possible. Avoid empty ranges.
18652 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18654 PR middle-end/35705
18655 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18656 the expression is a function address.
18658 2008-04-01 George Helffrich <george@gcc.gnu.org>
18660 PR fortran/35154, fortran/23057
18661 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18662 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18663 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18664 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18666 (dbxout_syms): Check for COMMON-based symbol and wrap in
18667 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18668 in bracket for efficiency.
18670 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18671 using DW_TAG_common_block + member offset.
18672 (add_pubname_string): New function.
18673 (dw_expand_expr): New function to find block name and offset for
18675 (common_check): New function to check whether symbol in Fortran COMMON.
18676 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18678 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18681 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18683 2008-04-02 Ben Elliston <bje@au.ibm.com>
18685 * config/v850/v850.md (casesi): Remove if (0) code.
18686 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18687 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18689 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18691 * config/i386/i386.md (rex64suffix): New mode attribute.
18692 (floathi<mode>2): Disable expander for SSE math.
18693 (*floathi<mode>2_1): New insn insn_and_split pattern.
18694 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18695 corresponding post-reload splitters.
18696 (*floathi<mode>2_i387): New macroized insn pattern.
18697 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18698 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18699 insn_and_split pattern.
18700 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18701 New macroized instruction patterns and corresponding post-reload
18703 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18704 and corresponding post-reload splitters.
18705 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18706 New macroized instruction patterns.
18707 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18708 macroized instruction patterns and corresponding post-reload splitters.
18709 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18710 corresponding post-reload splitters.
18711 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18712 New macroized instruction patterns.
18713 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18714 corresponding post-reload splitters.
18715 (*floatsi<mode>2_i387): New macroized instruction patterns.
18717 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18719 * config/i386/i386.md (smaxmin): New.
18720 (umaxmin): Likewise.
18721 (maxminiprefix): Likewise.
18722 (maxminfprefix): Likewise.
18723 (<code><mode>3): Likewise.
18724 (smin<mode>3): Removed.
18725 (smax<mode>3): Likewise.
18727 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18728 (mmx_<code>v4hi3): Likewise.
18729 (mmx_<code>v8qi3): Likewise.
18730 (mmx_smaxv2sf3): Removed.
18731 (mmx_sminv2sf3): Likewise.
18732 (mmx_umaxv8qi3): Likewise.
18733 (mmx_smaxv4hi3): Likewise.
18734 (mmx_uminv8qi3): Likewise.
18735 (mmx_sminv4hi3): Likewise.
18737 * config/i386/sse.md (<addsub><mode>3): New.
18738 (*<addsub><mode>3): Likewise.
18739 (<sse>_vm<addsub><mode>3): Likewise.
18740 (<maxmin><mode>3): Likewise.
18741 (*<maxmin><mode>3_finite): Likewise.
18742 (*<maxmin><mode>3): Likewise.
18743 (<sse>_vm<maxmin><mode>3): Likewise.
18744 (sse3_h<addsub>v4sf3): Likewise.
18745 (sse3_h<addsub>v2df3): Likewise.
18746 (<maxmin>v16qi3): Likewise.
18747 (*<maxmin>v16qi3): Likewise.
18748 (<maxmin>v8hi3): Likewise.
18749 (*<maxmin>v8hi3): Likewise.
18750 (*sse4_1_<maxmin><mode>3): Likewise.
18751 (*sse4_1_<maxmin><mode>3): Likewise.
18752 (add<mode>3): Removed.
18753 (*add<mode>3): Likewise.
18754 (<sse>_vmadd<mode>3): Likewise.
18755 (sub<mode>3): Likewise.
18756 (*sub<mode>3): Likewise.
18757 (<sse>_vmsub<mode>3): Likewise.
18758 (smin<mode>3): Likewise.
18759 (*smin<mode>3_finite): Likewise.
18760 (*smin<mode>3): Likewise.
18761 (<sse>_vmsmin<mode>3): Likewise.
18762 (smax<mode>3): Likewise.
18763 (*smax<mode>3_finite): Likewise.
18764 (*smax<mode>3): Likewise.
18765 (<sse>_vmsmax<mode>3): Likewise.
18766 (sse3_haddv4sf3): Likewise.
18767 (sse3_haddv2df3): Likewise.
18768 (sse3_hsubv4sf3): Likewise.
18769 (sse3_hsubv2df3): Likewise.
18770 (umaxv16qi3): Likewise.
18771 (*umaxv16qi3): Likewise.
18772 (smaxv8hi3): Likewise.
18773 (*smaxv8hi3): Likewise.
18774 (*sse4_1_smax<mode>3): Likewise.
18775 (*sse4_1_umax<mode>3): Likewise.
18776 (uminv16qi3): Likewise.
18777 (*uminv16qi3): Likewise.
18778 (sminv8hi3): Likewise.
18779 (*sminv8hi3): Likewise.
18780 (*sse4_1_smin<mode>3): Likewise.
18781 (*sse4_1_umin<mode>3): Likewise.
18783 2008-04-01 Rafael EspÃndola <espindola@google.com>
18785 * tree-cfg.c (verify_expr): remove in_phi.
18786 (verify_stmt): Don't call walk_tree with verify_expr. Use
18787 is_gimple_min_invariant instead of is_gimple_val.
18789 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18791 * doc/include/gpl_v3.texi: Update for manpage generation.
18792 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18794 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18795 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18796 gpl_v3.texi instead of gpl.texi.
18799 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18802 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18804 2008-04-01 Rafael EspÃndola <espindola@google.com>
18806 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18807 (extract_code_and_val_from_cond): Use
18808 extract_code_and_val_from_cond_with_ops.
18810 2008-04-01 Jan Hubicka <jh@suse.cz>
18812 * function.c (free_after_compilation): Free epilogue_delay_list.
18813 (prepare_function_start): Assert that previous compilation was freed.
18815 2008-04-01 Jan Hubicka <jh@suse.cz>
18816 Jim Wilson <wilson@tuliptree.org>
18817 Andreas Tobler <andreast@gcc.gnu.org>
18819 PR middle-end/35781
18820 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18821 rtl.emit instead cfun->emit.
18822 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18823 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18825 2008-04-01 Ben Elliston <bje@au.ibm.com>
18827 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18829 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18831 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18833 (fprofile-use): Add var flag_profile_use
18834 * coverage.c (coverage_begin_output): Do not open a gcno file for
18835 output only if -ftest-coverage is set.
18836 Do not add getpwd() to gcda file path.
18837 (build_gcov_info): Check the new flag
18838 flag_profile_datafile_relative_path.
18839 (coverage_init): Use profile_data_prefix.
18840 Read profile counter only if flag_profile_use is set.
18841 * opts.c (common_handle_option): New option fprofile-use=,
18842 fprofile-dir=, fprofile-generate=.
18843 * toplev.c (profile_data_prefix): New variable definition.
18844 * toplev.h (profile_data_prefix): New declaration.
18845 * doc/invoke.tex (Option Summary, Optimization Options):
18848 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18850 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18851 use tmp consistently.
18854 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18855 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18856 UNSPEC_FR_RECIP_APPROX_RES.
18857 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18859 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18862 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18864 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18866 PR middle-end/30186
18867 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18868 element of the vector via a pointer.
18870 2008-03-31 Ian Lance Taylor <iant@google.com>
18872 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18874 2008-03-31 Jan Hubicka <jh@suse.cz>
18876 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18877 get_arg_pointer_save_area.
18878 * expr.c (init_expr): Just clear out rtl.expr.
18879 * function.c (free_after_compilation): Clear out whole RTL structure.
18880 (get_func_frame_size): Merge into ...
18881 (get_frame_size): ... this one.
18882 (assign_stack_local_1): Merge into ...
18883 (assign_stack_local): ... this one.
18884 (expand_function_end): Update call of get_arg_pointer_save_area.
18885 (get_art_pointer_save_area): Remove cfun argument.
18886 * function.h (emit_status): regno_pointer_align does not need length
18887 attribute. Move x_regno_reg_rtx to ...
18888 (regno_reg_rtx): ... new global array.
18889 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18890 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18891 apply_args_value, forced_labels, stack_pointer_delta):
18893 (struct varasm_status): Move here from varasm.c
18894 (struct rtl_data): New. Move here some fields from struct function.
18895 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18896 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18897 used_temp_slots avail_temp_slots, temp_slot_level,
18898 nonlocal_goto_handler_labels): Update accesstors.
18899 (rtl): New global variable.
18900 (struct function): Move some fileds to rtl_data.
18901 (get_arg_pointer_save_area): Update prototype.
18902 * emit-rtl.c (rtl): Declare.
18903 (regno_reg_rtx): Declare.
18904 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18906 (gen_reg_rtx): Update.
18907 (init_virtual_regs): Do not tate emit_status argument.
18908 (init_emit): Do not allocate emit.
18909 * varasm.c (varasm_statuc): Move to function.h.
18910 (n_deferred_constatns): Update accestor.
18911 (init_varasm_status): Do not allocate varasm_status.
18912 (force_const_mem, get_pool_size, output_constant_pool): Update.
18913 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18914 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18916 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18918 PR rtl-optimization/35729
18919 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18922 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18925 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18926 load/store if memory is unaligned.
18927 (*movti_rex64): Likewise.
18929 * config/i386/predicates.md (misaligned_operand): New.
18931 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18934 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18937 2008-03-31 Jan Beulich <jbeulich@novell.com>
18939 * config/ia64/constraints.md: Add 'j' constraint.
18940 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18941 (movdi_internal): Likewise.
18943 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18946 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18948 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18951 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18952 proper error message for the third argument on blendpd and
18955 * config/i386/sse.md (blendbits): New.
18956 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18958 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18960 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18962 2008-03-30 Richard Guenther <rguenther@suse.de>
18964 PR middle-end/31023
18965 * fold-const.c (fold_sign_changed_comparison): Do leave
18966 conversions to base-types alone.
18968 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18970 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18971 the link register if one altivec register is be saved.
18973 2008-03-30 Ben Elliston <bje@au.ibm.com>
18975 * final.c (final_scan_insn): Remove if (0) code.
18977 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18979 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18981 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18983 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18984 of V4SFmode to ix86_binary_operator_ok.
18986 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18988 * config/i386/i386.c (override_options): Initialize
18989 ix86_veclib_handler to ix86_veclibabi_svml when
18990 -mveclibabi=svml is used.
18991 (ix86_veclibabi_svml): New function for SVML ABI style
18992 vectorization support.
18993 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18995 2008-03-28 Rafael EspÃndola <espindola@google.com>
18997 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18998 (tree_binary_nonnegative_warnv_p): Make it public.
18999 (tree_single_nonnegative_warnv_p): Make it public.
19000 (tree_invalid_nonnegative_warnv_p): Make it public.
19001 (tree_unary_nonzero_warnv_p): Make it public.
19002 (tree_binary_nonzero_warnv_p): Make it public
19003 (tree_single_nonzero_warnv_p): Make it public.
19004 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19005 (extract_range_from_binary_expr): Split the expr argument.
19006 (extract_range_from_unary_expr): Split the expr argument.
19007 (extract_range_from_comparison): Split the expr argument.
19008 (extract_range_from_expr): Use the new aux functions.
19009 (vrp_evaluate_conditional_warnv): Use
19010 vrp_evaluate_conditional_warnv_with_ops.
19011 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19012 (tree_binary_nonzero_warnv_p): Declare.
19013 (tree_single_nonzero_warnv_p): Declare.
19014 (tree_expr_nonzero_warnv_p): Declare.
19015 (tree_unary_nonnegative_warnv_p): Declare.
19016 (tree_binary_nonnegative_warnv_p): Declare.
19017 (tree_single_nonnegative_warnv_p): Declare.
19018 (tree_invalid_nonnegative_warnv_p): Declare.
19020 2008-03-28 Richard Guenther <rguenther@suse.de>
19022 PR tree-optimization/30317
19023 PR tree-optimization/30911
19024 PR tree-optimization/34793
19025 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19026 (struct assert_locus_d): New member EXPR.
19027 (register_new_assert_for): Add EXPR parameter to support
19028 ASSERT_EXPR <name, expr OP limit>.
19029 (register_edge_assert_for_1): Adjust callers.
19030 (find_assert_locations): Likewise.
19031 (process_assert_insertions_for): Build condition from expression.
19032 (extract_range_from_assert): Handle ASSERT_EXPRs
19033 of the form ASSERT_EXPR <name, expr OP limit>.
19034 (register_edge_assert_for_2): New helper registering
19035 asserts for comparisons. Recognize range tests of the form
19036 (unsigned)i - CST1 OP CST2.
19037 (register_edge_assert_for_1): Use it.
19038 (register_edge_assert_for): Likewise.
19039 (needs_overflow_infinity): Integer sub-types
19040 do not need overflow infinities.
19041 (vrp_val_is_max): The extreme values of integer sub-types
19042 are those of the base type.
19043 (vrp_val_is_min): Likewise.
19044 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19047 2008-03-28 Nick Clifton <nickc@redhat.com>
19050 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19051 Return GENERAL_REGS for stack adjustment reloads.
19053 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19056 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19057 const_vector when all the vectors are constant.
19059 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19061 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19063 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19064 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19066 (s<code>_sf): Use new scc_sf attribute for opcode names.
19068 2008-03-27 Tom Tromey <tromey@redhat.com>
19070 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19071 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19072 config/spu/t-spu-elf, config/i386/t-interix,
19073 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19074 config/i386/x-darwin, config/i386/x-mingw32,
19075 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19076 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19077 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19078 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19079 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19080 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19081 config/score/t-score-elf, config/arm/t-strongarm-pe,
19082 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19083 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19084 Revert automatic dependency patch.
19086 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19089 * config/i386/i386.c (ix86_function_arg_boundary): Align
19090 decimal floating point to its natural boundary.
19092 2008-03-27 Richard Guenther <rguenther@suse.de>
19094 PR middle-end/35716
19095 * fold-const.c (fold_comparison): Restrict distinct decl
19096 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19097 solely rely on operand_equal_p.
19099 2008-03-27 Richard Guenther <rguenther@suse.de>
19102 * c-common.c (handle_weak_attribute): Reject combination of
19105 2008-03-27 Richard Guenther <rguenther@suse.de>
19107 PR tree-optimization/32810
19108 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19109 conversions from DECL_INITIAL.
19110 (fold_const_aggregate_ref): Likewise from constructor elements.
19112 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19114 * tree-affine.h (aff_combination_expand): Declare.
19115 (get_inner_reference_aff): Likewise.
19116 * tree-affine.c (aff_combination_expand): Split out from
19117 tree_to_aff_combination_expand.
19118 (get_inner_reference_aff): New function.
19119 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19120 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19121 (struct lim_aux_data): sm_done field removed.
19122 (mem_ref_loc_p, mem_ref_locs_p): New types.
19123 (struct mem_ref): Added id, stored, accesses_in_loop,
19124 indep_loop, dep_loop, indep_ref, dep_ref fields.
19125 Removed is_stored, locs and next fields.
19126 (memory_accesses): New variable.
19127 (movement_possibility): Do not allow moving statements
19128 that store to memory.
19129 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19131 (determine_max_movement): For statements with memory references,
19132 find the outermost loop in that the reference is independent.
19133 (move_computations_stmt): Mark the virtual operands for renaming.
19134 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19135 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19136 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19137 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19138 create_vop_ref_mapping, analyze_memory_references,
19139 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19140 get_all_locs_in_loop, ref_always_accessed_p,
19141 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19142 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19143 store_motion_loop, store_motion): New functions.
19144 (struct vop_to_refs_elt): New type.
19145 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19146 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19147 (schedule_sm): Replaced by...
19148 (execute_sm): ... this.
19149 (determine_lsm_ref, hoist_memory_references,
19150 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19151 find_more_ref_vops, free_mem_ref, free_mem_refs,
19152 determine_lsm_loop, determine_lsm): Removed.
19153 (tree_ssa_lim_finalize): Free data structures used by store motion.
19154 (tree_ssa_lim): Call analyze_memory_references. Use
19155 store_motion instead of determine_lsm.
19157 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19159 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19160 rename tmake_file to m68hc11/t-m68hc11.
19161 (mcore): Set inhibit_libc to true.
19162 * config.host (alpha*-dec-*vms*): Set extra_programs.
19163 (interix3*): Don't use host_xmake_file.
19164 * configure.ac: Let config.gcc override inhibit_libc.
19165 * configure: Regenerate.
19167 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19168 * config/t-openbsd-thread: Remove commented out lines.
19170 * config/x-interix: Remove.
19172 * config/m68hc11/t-m68hc11-gas: Rename to...
19173 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19175 * config/mcore/t-mcore: Remove T_CFLAGS.
19176 * config/mcore/t-mcore-pe: Likewise.
19178 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19180 * configure.ac: Replace custom __GNU_SOURCE test with
19181 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19182 * aclocal.m4: Regenerate.
19183 * configure: Regenerate.
19184 * config.in: Regenerate.
19186 2008-03-27 Richard Guenther <rguenther@suse.de>
19188 * fold-const.c (target.h): Include.
19189 (fold_comparison): Fold comparison of addresses of decls
19190 that bind locally or of constants. Consolidate address folding code.
19191 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19192 results from fold_binary_to_constant.
19193 (compare_values_warnv): Likewise.
19195 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19197 PR middle-end/35429
19198 * fold-const.c (fold_truthop): Check for integeral types when folding
19199 a == 0 && b == 0 and a != 0 || b != 0 .
19201 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19203 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19205 2008-03-26 Andreas Schwab <schwab@suse.de>
19207 * doc/invoke.texi: Fix use of @item vs. @itemx.
19209 2008-03-26 Tom Tromey <tromey@redhat.com>
19211 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19212 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19213 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19214 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19215 build/genconstants.o, build/genemit.o, build/genextract.o,
19216 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19217 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19220 2008-03-26 Richard Guenther <rguenther@suse.de>
19223 2008-03-26 Richard Guenther <rguenther@suse.de>
19225 * fold-const.c (target.h): Include.
19226 (fold_comparison): Fold comparison of addresses of two decls
19227 that bind locally. Consolidate address folding code.
19229 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19231 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19232 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19233 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19234 dconstsqrt2, dconstthird, dconste and/or dconst10.
19235 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19236 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19237 dconstsqrt2, dconste): Delete.
19238 (init_emit_once): Likewise. Simplify initializing dconstm1.
19240 * real.c (get_real_const): New.
19241 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19242 dconstsqrt2, dconste): Delete.
19243 (real_value_const, get_real_const): New.
19245 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19247 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19249 * config/i386/i386.c (ix86_function_arg_boundary): Check
19250 BIGGEST_ALIGNMENT instead of 128.
19251 (setup_incoming_varargs_64): Likewise.
19253 2008-03-26 Tom Tromey <tromey@redhat.com>
19255 * Makefile.in (DEPFILES): Add missing '/'.
19257 2008-03-26 Richard Guenther <rguenther@suse.de>
19259 * fold-const.c (target.h): Include.
19260 (fold_comparison): Fold comparison of addresses of two decls
19261 that bind locally. Consolidate address folding code.
19263 2008-03-26 Nick Clifton <nickc@redhat.com>
19266 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19267 not allow INT+INT as a legitimate addressing mode.
19269 2008-03-26 Richard Guenther <rguenther@suse.de>
19271 * tree-flow.h (widen_bitfield): Remove declaration.
19272 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19273 (widen_bitfield): Remove function.
19274 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19277 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19280 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19283 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19285 PR rtl-optimization/35232
19286 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19287 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19288 reg_reloaded_call_part_clobbered here.
19289 (reload_regs_reach_end_p): New function.
19290 (reload_reg_rtx_for_input): New variable.
19291 (reload_reg_rtx_for_output): Likewise.
19292 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19293 when reassigning a pseudo register. Load reloadreg from
19294 reload_reg_rtx_for_input, moving the mode and register
19296 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19297 instead of the original when deciding whether an input reload
19298 would be a no-op or whether an output reload can be deleted.
19299 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19300 when setting up new_spill_reg_store. Load it from
19301 reload_reg_rtx_for_output, moving the mode and register
19303 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19304 instead of the original when deciding whether an output reload
19305 would be a no-op. Do the same when modifying insn notes.
19306 Use rtx_equal_p instead of == to compare the registers.
19307 (inherit_piecemeal_p): Take a mode and two register numbers
19309 (emit_reload_insns): Clear new_spill_reg_store for every hard
19310 register in the reload register. Remove spill registers
19311 from reg_reloaded_valid before considering whether to record
19312 inheritance information for them. Use reload_reg_rtx_for_output
19313 instead of reg_rtx when recording output reloads. Use
19314 reload_reg_rtx_for_input instead of reg_rtx when recording
19315 input reloads. Set or clear reg_reloaded_call_part_clobbered
19316 at the same time as setting reg_reloaded_valid.
19317 (delete_output_reload): Add a new_reload_reg parameter and use it
19318 instead of rld[j].reg_rtx.
19319 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19322 2008-03-25 Tom Tromey <tromey@redhat.com>
19324 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19325 (build/genattr.o): Likewise.
19326 (build/genattrtab.o): Likewise.
19327 (build/gencodes.o): Likewise.
19328 (build/genconfig.o): Likewise.
19329 (build/genconstants.o): Likewise.
19330 (build/genemit.o): Likewise.
19331 (build/genextract.o): Likewise.
19332 (build/genflags.o): Likewise.
19334 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19336 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19337 instead of size_int for integer types.
19338 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19339 to match type of MINUS_EXPR.
19341 2008-03-25 Tom Tromey <tromey@redhat.com>
19343 * configure: Rebuilt.
19344 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19347 2008-03-25 Tom Tromey <tromey@redhat.com>
19349 * config/x-solaris (host-solaris.o): Update.
19350 * config/x-linux (host-linux.o): Update.
19351 * config/x-hpux (host-hpux.o): Update.
19352 * config/x-darwin (host-darwin.o): Update.
19353 * config/v850/t-v850e (v850-c.o): Update.
19354 * config/v850/t-v850 (v850-c.o): Update.
19355 * config/t-vxworks (vxworks.o): Update.
19356 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19357 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19358 * config/spu/t-spu-elf (spu-c.o): Update.
19360 * config/sh/t-symbian (sh-c.o): Update.
19361 (symbian.o): Update.
19362 * config/sh/t-sh (sh-c.o): Update.
19363 * config/score/t-score-elf (score7.o, score3.o): Update.
19364 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19365 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19366 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19367 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19368 (rs6000.o): Remove.
19369 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19370 * config/m32c/t-m32c (m32c-pragma.o): Update.
19371 * config/ia64/t-ia64 (ia64-c.o): Update.
19372 * config/i386/x-mingw32 (host-mingw32.o): Update.
19373 * config/i386/x-i386 (driver-i386.o): Update.
19374 * config/i386/x-darwin (host-i386-darwin.o): Update.
19375 * config/i386/x-cygwin (host-cygwin.o): Update.
19376 * config/i386/t-nwld (nwld.o): Update.
19377 * config/i386/t-netware (netware.o): Update.
19378 * config/i386/t-interix (winnt.o): Update.
19379 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19380 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19381 msformat-c.o): Update.
19382 * config/bfin/t-bfin-linux (generated_files): Add
19383 linux-sysroot-suffix.h.
19384 * config/arm/t-wince-pe (pe.o): Update.
19385 * config/arm/t-strongarm-pe (pe.o): Update.
19386 * config/arm/t-pe (pe.o): Update.
19387 * config/arm/t-arm (arm-c.o): Update.
19388 * doc/install.texi (Prerequisites): Require make 3.80.
19389 * Makefile.in: Remove .o targets.
19390 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19391 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19392 (simple_generated_h, simple_generated_c): Move earlier.
19393 (generated_files): New variable.
19394 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19395 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19396 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19397 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19398 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19399 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19400 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19401 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19402 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19403 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19404 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19405 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19407 (COMPILE.base, COMPILE): New variables.
19408 (%.o): New pattern rule.
19409 (ALL_HOST_OBJS): New variable.
19410 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19411 (dummy-checksum.o, cc1-checksum.o): Remove.
19412 (DRIVER_SHLIB): New variable.
19413 (DRIVER_DEFINES): Use it.
19414 (gencondmd.c): Move out of build/.
19415 (s-conditions): Update.
19416 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19417 (ALL_BUILD_OBJS): Likewise.
19418 (build/%.o): Use BUILDCOMPILE.
19419 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19420 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19421 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19422 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19423 build/genconfig.o, build/genconstants.o, build/genemit.o,
19424 build/genextract.o, build/genflags.o, build/genmddeps.o,
19425 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19426 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19427 build/gen-protos.o, build/scan.o, build/fix-header.o,
19428 build/scan-decls.o): Simplify.
19429 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19430 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19431 prefix.o, toplev.o): Reduce to variable setting.
19432 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19433 ($(out_object_file), gcc-options.o): New targets.
19434 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19435 * configure: Rebuilt.
19436 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19437 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19439 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19441 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19442 complain when we hit an error, return ERROR_MARK_NODE.
19444 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19446 * config/sh/constraints.md (Pso, Psz): New constraints.
19447 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19448 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19450 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19452 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19453 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19455 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19457 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19458 (prefetch_sh2a): New.
19460 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19461 Naveen.H.S <naveen.hs@kpitcummins.com>
19463 * config/sh/constraints.md (I28): New constraint.
19464 * config/sh/sh.c (broken_move): Add support for movi20s.
19465 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19467 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19468 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19469 Naveen.H.S <naveen.hs@kpitcummins.com>
19471 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19472 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19473 (print_operand): Handle resbank in %@ operand code.
19474 (sh_encode_section_info): New.
19475 (push_regs): Add conditions for resbank.
19476 (sh_expand_epilogue): Likewise.
19477 (sh_insert_attributes): Likewise.
19478 (sh_attribute_table): Likewise.
19479 (sh_handle_resbank_handler_attribute): New.
19480 (sh2a_handle_function_vector_handler_attribute): New.
19481 (sh2a_is_function_vector_call): New.
19482 (sh2a_get_function_vector_number): New.
19483 (sh2a_function_vector_p): New.
19484 (sh_cfun_resbank_handler_p): New.
19485 * config/sh/sh.md (calli): Emit jsr/n if possible.
19486 (calli_tbr_rel): New.
19487 (calli_pcrel): Emit jsr/n if possible.
19488 (return_i): Emit rts/n if possible.
19489 (call_valuei_tbr_rel): New.
19490 (call_valuei_pcrel): Add condition for SH2A target.
19491 (call_value): Likewise.
19492 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19493 (sh2a_get_function_vector_number): Likewise.
19494 (sh2a_is_function_vector_call): Likewise.
19495 * doc/extend.texi: Document TBR relative addressing of SH2A.
19496 (resbank): Add description for SH2A.
19498 2008-03-24 Richard Guenther <rguenther@suse.de>
19501 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19502 pointer assignments change conversions according to middle-end rules.
19503 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19504 * configure.ac: Include type checking in yes.
19505 * configure: Regenerate.
19507 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19509 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19510 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19512 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19514 * gthr-vxworks.h (UNUSED): Define.
19516 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19518 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19520 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19522 * doc/extend.texi (Function Attributes): Add missing comma in the
19523 example of the "alloc_size" attribute.
19525 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19528 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19530 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19533 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19536 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19537 of the underlying type of a MS bitfield layout to the natural
19538 alignment of the type.
19540 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19542 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19543 to their natural alignment to avoid store forwarding stalls.
19545 2008-03-22 Richard Guenther <rguenther@suse.de>
19547 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19548 For PHI nodes verify the address is invariant.
19549 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19550 (get_symbol_constant_value): Use is_gimple_min_invariant.
19551 (maybe_fold_stmt_indirect): Likewise.
19553 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19555 PR rtl-optimization/33927
19556 * Makefile.in (dse.o): Depend on $(TM_P_H).
19557 * expr.h (extract_low_bits): Declare.
19558 * expmed.c (extract_low_bits): New function.
19559 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19560 * dse.c: Include tm_p.h.
19561 (find_shift_sequence): Remove the read_reg argument and return the
19562 read value. Emit the instructions instead of returning them.
19563 Iterate on new_mode rather than calculating it each time.
19564 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19565 source to NEW_MODE and extract_low_bits to convert the shifted
19566 value to READ_MODE.
19567 (replace_read): Allow the load and store to have different mode
19568 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19569 or extraction instructions before trying the replacement. Update
19570 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19572 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19574 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19575 to their natural alignment to avoid store forwarding stalls.
19577 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19580 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19581 encouraging but not allowing gprs for input;
19582 change the input constraint to !f#r.
19583 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19585 change the output constraint to !f#r.
19587 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19590 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19591 corresponding post-reload splitters.
19592 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19593 when x87 FP math is selected.
19594 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19595 New function prototype.
19596 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19597 unreachable function to ease macroization of insn patterns.
19599 2008-03-21 Martin Jambor <mjambor@suse.cz>
19601 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19602 reference dumps if ddr is NULL or dependence is unknown.
19604 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19606 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19607 unsigned extension into account.
19608 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19609 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19610 Do computations on a scratch register.
19612 2008-03-21 Richard Guenther <rguenther@suse.de>
19614 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19615 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19616 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19617 * tree-ssa-dom.c (record_equality): Likewise.
19618 * tree-inline.c (copy_body_r): Likewise.
19619 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19622 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19624 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19625 as 'delete_unused' argument.
19627 2008-03-20 Richard Guenther <rguenther@suse.de>
19629 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19630 special casing of constant qualifiers.
19631 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19632 care about them in general.
19633 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19634 regardless of their type.
19635 (fold_stmt_r): Forcefully fold *& if we end up with that.
19637 2008-03-20 Paul Brook <paul@codesourcery.com>
19639 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19640 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19642 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19644 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19645 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19647 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19649 * common.opt (Wmudflap): New option.
19650 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19651 (mx_register_decls): Likewise.
19652 (mudflap_finish_file): Likewise.
19653 * doc/invoke.texi: Document -Wno-mudflap.
19655 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19657 * c-format.c (replace_format_name_to_system_name): New.
19658 (cmp_attribs): New.
19659 (convert_format_name_to_system_name): New.
19660 (decode_format_attr): Add use of convert_format_name_to_system_name.
19661 (format_types_orig): Add gnu_ prefix to names.
19662 (check_format_info_main): Special treating of \0 escaped names for
19663 supporting multi-character format specifiers as I32, I64.
19664 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19665 (gnu_target_overrides_format_attributes): New.
19666 * c-format.h: Add structure target_ovr_attr to hold
19667 system specific formatter names.
19668 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19669 msformat-c.o file to c_target_objs and cxx_target_objs.
19670 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19671 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19672 (TARGET_N_FORMAT_TYPES): New.
19673 * config/i386/msformat-c.c: New.
19674 * config/i386/t-cygming: Add build rule for msformat-c.o.
19675 * doc/extend.texi: Add new format names gnu_* and ms_* and
19677 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19679 2008-03-20 Ira Rosen <irar@il.ibm.com>
19681 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19682 optimizations turned on under -O3.
19683 (ftree-vectorize): Add that the flag is turned on with -O3.
19685 2008-03-20 Ben Elliston <bje@au.ibm.com>
19687 * regmove.c (try_auto_increment): Fix spelling error in comment.
19688 * final.c (final_scan_insn): Likewise.
19690 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19693 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19694 allocator preferences for "y" and "r" class registers.
19695 ("*mov<mode>_internal"): Ditto.
19696 ("*movv2sf_internal_rex64"): Ditto.
19697 ("*movv2sf_internal"): Ditto.
19699 2008-03-19 Michael Matz <matz@suse.de>
19701 PR middle-end/35616
19702 * calls.c (expand_call): Check overlap of arguments with call
19703 address for sibcalls.
19705 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19708 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19709 of the underlying type of a MS bitfield layout to the natural
19710 alignment of the type.
19712 2008-03-19 Jan Hubicka <jh@suse.cz>
19715 * toplev.c (decode_d_option): Handle all CPP flags.
19716 * tree-vrp.c: Update tree_pass descriptors.
19717 * regrename.c: Update tree_pass descriptors.
19718 * fwprop.c: Update tree_pass descriptors.
19719 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19720 * tree-into-ssa.c: Update tree_pass descriptors.
19721 * tree-dump.c: Update tree_pass descriptors.
19722 * tree-complex.c: Update tree_pass descriptors.
19723 * tree-dump.h: Update tree_pass descriptors.
19724 * see.c: Update tree_pass descriptors.
19725 * cgraphbuild.c: Update tree_pass descriptors.
19726 * tracer.c: Update tree_pass descriptors.
19727 * tree-loop-distribution.c: Update tree_pass descriptors.
19728 * cgraph.c: Update tree_pass descriptors.
19729 * postreload-gcse.c: Update tree_pass descriptors.
19730 * postreload.c: Update tree_pass descriptors.
19731 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19732 * tree-tailcall.c: Update tree_pass descriptors.
19733 * tree-pass.h (tree_opt_pass): Rename to ...
19734 (opt_pass) ... this one; add "type" field and remove letter field.
19735 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19736 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19737 all_lowering_passes): Update declaration.
19738 * ipa-cp.c: Update tree_pass descriptors.
19739 * final.c: Update tree_pass descriptors.
19740 * omp-low.c: Update tree_pass descriptors.
19741 * tree-ssa-dse.c: Update tree_pass descriptors.
19742 * ipa-reference.c: Update tree_pass descriptors.
19743 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19744 * auto-inc-dec.c: Update tree_pass descriptors.
19745 * reorg.c: Update tree_pass descriptors.
19746 * cgraphunit.c: Update tree_pass descriptors.
19747 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19748 * tree-ssa-ccp.c: Update tree_pass descriptors.
19749 * df-core.c: Update tree_pass descriptors.
19750 * mode-switching.c: Update tree_pass descriptors.
19751 * tree-nomudflap.c: Update tree_pass descriptors.
19752 * modulo-sched.c: Update tree_pass descriptors.
19753 * ipa-pure-const.c: Update tree_pass descriptors.
19754 * cse.c: Update tree_pass descriptors.
19755 * web.c: Update tree_pass descriptors.
19756 * tree-stdarg.c: Update tree_pass descriptors.
19757 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19758 * tree-ssa-dom.c: Update tree_pass descriptors.
19759 * tree-nrv.c: Update tree_pass descriptors.
19760 * tree-ssa-alias.c: Update tree_pass descriptors.
19761 * loop-init.c: Update tree_pass descriptors.
19762 * gimple-low.c: Update tree_pass descriptors.
19763 * ipa-inline.c: Update tree_pass descriptors.
19764 * tree-ssa-sink.c: Update tree_pass descriptors.
19765 * global.c: Update tree_pass descriptors.
19766 * ifcvt.c: Update tree_pass descriptors.
19767 * jump.c: Update tree_pass descriptors.
19768 * predict.c: Update tree_pass descriptors.
19769 * tree-ssa-loop.c: Update tree_pass descriptors.
19770 * recog.c: Update tree_pass descriptors.
19771 * dse.c: Update tree_pass descriptors.
19772 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19773 * tree-eh.c: Update tree_pass descriptors.
19774 * regmove.c: Update tree_pass descriptors.
19776 * function.c: Update tree_pass descriptors.
19777 * tree-vectorizer.c: Update tree_pass descriptors.
19778 * gcse.c: Update tree_pass descriptors.
19779 * ipa-type-escape.c: Update tree_pass descriptors.
19780 * tree-if-conv.c: Update tree_pass descriptors.
19781 * init-regs.c: Update tree_pass descriptors.
19782 * ipa.c: Update tree_pass descriptors.
19783 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19784 * rtl-factoring.c: Update tree_pass descriptors.
19785 * lower-subreg.c: Update tree_pass descriptors.
19786 * bt-load.c: Update tree_pass descriptors.
19787 * tree-dfa.c: Update tree_pass descriptors.
19788 * except.c: Update tree_pass descriptors.
19789 * emit-rtl.c: Update tree_pass descriptors.
19790 * cfgexpand.c: Update tree_pass descriptors.
19791 * tree-cfgcleanup.c: Update tree_pass descriptors.
19792 * cfgcleanup.c: Update tree_pass descriptors.
19793 * tree-ssa-pre.c: Update tree_pass descriptors.
19794 * tree-sra.c: Update tree_pass descriptors.
19795 * tree-mudflap.c: Update tree_pass descriptors.
19796 * tree-ssa-copy.c: Update tree_pass descriptors.
19797 * cfglayout.c: Update tree_pass descriptors.
19798 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19799 * tree-ssa-dce.c: Update tree_pass descriptors.
19800 * tree-ssa.c: Update tree_pass descriptors.
19801 * regclass.c: Update tree_pass descriptors.
19802 * integrate.c: Update tree_pass descriptors.
19803 * tree-optimize.c: Update tree_pass descriptors.
19804 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19805 * tree-object-size.c: Update tree_pass descriptors.
19806 * combine.c: Update tree_pass descriptors.
19807 * tree-outof-ssa.c: Update tree_pass descriptors.
19808 * bb-reorder.c: Update tree_pass descriptors.
19809 * stack-ptr-mod.c: Update tree_pass descriptors.
19810 * var-tracking.c: Update tree_pass descriptors.
19811 * tree-profile.c: Update tree_pass descriptors.
19812 * tree-vect-generic.c: Update tree_pass descriptors.
19813 * reg-stack.c: Update tree_pass descriptors.
19814 * sched-rgn.c: Update tree_pass descriptors.
19815 * tree-ssa-structalias.c: Update tree_pass descriptors.
19816 * tree-cfg.c: Update tree_pass descriptors.
19817 * passes.c (current_pass): Update declaration.
19818 (finish_optimization_passes): Update.
19819 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19820 (register_one_dump_file, register_dump_files_1, next_pass_1):
19822 (init_optimization_passes): Update handling of new types.
19823 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19824 * ipa-struct-reorg.c: Update tree_pass descriptors.
19825 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19826 * combine-stack-adj.c: Update tree_pass descriptors.
19827 * cfgrtl.c: Update tree_pass descriptors.
19828 * dce.c: Update tree_pass descriptors.
19829 * tree-ssanames.c: Update tree_pass descriptors.
19831 2008-03-19 Richard Guenther <rguenther@suse.de>
19833 PR middle-end/35609
19834 * tree-ssa.c (walk_data): New structure.
19835 (warn_uninitialized_var): If not always_executed warn with "maybe"
19837 (execute_early_warn_uninitialized): Compute post-dominators.
19838 Initialize always_executed before processing each basic block.
19840 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19843 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19844 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19846 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19848 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19850 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19852 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19854 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19855 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19856 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19857 target after ignore has been set, and move there also the commputation
19858 of subtarget and original_target.
19859 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19860 (LANG_HOOKS_INITIALIZER): Remove it.
19861 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19863 2008-03-18 Richard Guenther <rguenther@suse.de>
19865 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19866 found an expression with constants, note that in the VN for the lhs.
19867 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19868 fold them to constants if possible. Run cleanup_cfg if done so.
19869 (execute_pre): Return todo.
19870 (do_pre): Likewise.
19871 (execute_fre): Likewise.
19872 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19874 (get_prop_source_stmt): Look through pointer conversions.
19876 2008-03-18 Jan Hubicka <jh@suse.cz>
19878 * tree-pretty-print.c: Include predict.h.
19879 (dump_generic_node): Dump predictor.
19880 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19881 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19882 * gimple-low.c (lower_stmt): Likewise.
19883 * expr.c (expand_expr_real): Likewise.
19884 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19886 (build_predict_expr, build_predict_expr): New.
19887 * predict.h (predictor_name, build_predict_expr): Update.
19888 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19889 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19890 * predict.def (PRED_CONTINUE): Update hitrate.
19891 * tree.def (PREDICT_EXPR): Define.
19892 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19893 do not handle BIND_EXPR.
19894 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19895 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19896 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19899 2008-03-18 Michael Matz <matz@suse.de>
19901 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19903 2008-03-18 Richard Guenther <rguenther@suse.de>
19905 * tree-gimple.h (is_gimple_invariant_address): Declare.
19906 (is_gimple_constant): Likewise.
19907 * tree-gimple.c (is_gimple_constant): New function.
19908 (is_gimple_invariant_address): Likewise.
19909 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19910 and is_gimple_invariant_address.
19911 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19913 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19914 an addressable base.
19916 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19918 PR middle-end/35611
19919 * gimplify.c (gimplify_expr): Gimplify second operand of
19922 2008-03-17 Richard Guenther <rguenther@suse.de>
19924 PR tree-optimization/19637
19925 * fold-const.c (fold_unary): Remove restrictions of removing
19926 intermediate pointer-conversions (P2)(P1)P0.
19927 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19928 conversion to void pointer.
19929 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19931 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19934 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19935 emulated thread local variables.
19937 2008-03-16 Richard Guenther <rguenther@suse.de>
19939 PR middle-end/35607
19940 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19941 expand TREE_INVARIANT operations that are not gimple invariant.
19943 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19945 * doc/extend.texi (Alignment): Say that the ABI controls
19946 the __alignof__ for non-strict-alignment targets rather
19947 than being a recommendation.
19949 2008-03-15 Paul Brook <paul@codesourcery.com>
19951 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19953 (arm_output_fn_unwind): Mark functions that can not be unwound.
19955 2008-03-15 Paul Brook <paul@codesourcery.com>
19957 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19958 extension instructions.
19960 2008-03-15 Richard Guenther <rguenther@suse.de>
19962 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19963 and fold constant aggregate refs.
19964 (fold_const_aggregate_ref): Handle string constants
19965 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19966 (evaluate_stmt): Simplify now that ccp_fold folds constant
19969 2008-03-15 Paul Brook <paul@codesourcery.com>
19971 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19972 (extzv): Use gen_extzv_t2.
19973 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19975 2008-03-15 Richard Guenther <rguenther@suse.de>
19977 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19978 (fold_const_aggregate_ref): Likewise.
19979 (get_value): Return NULL if we don't have any values.
19980 (ccp_finalize): Set const_val to NULL after freeing it.
19981 * tree-flow.h (get_symbol_constant_value): Declare.
19982 (fold_const_aggregate_ref): Likewise.
19983 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19985 2008-03-15 Richard Guenther <rguenther@suse.de>
19987 PR middle-end/35593
19988 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19989 to not produce negative array indices if not allowed. Add
19990 parameter to indicate that.
19991 (maybe_fold_offset_to_component_ref): Allow negative array
19992 indices only for the first member of a structure.
19993 (maybe_fold_offset_to_reference): Allow negative array indices.
19994 (maybe_fold_stmt_addition): Likewise.
19996 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19997 Anatoly Sokolov <aesok@post.ru>
19999 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20000 (avr_arch): Add ARCH_AVR6.
20001 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20002 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20003 instead of fixed value 2.
20004 (print_operand_address): Use gs() asm specifier instead of pm().
20005 (avr_assemble_integer): (Ditto.).
20006 (avr_output_addr_vec_elt): (Ditto.).
20007 (print_operand): Handle "!" code.
20008 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20009 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20010 (AVR_HAVE_EIJMP_EICALL): Define.
20011 (AVR_3_BYTE_PC): Redefine.
20012 (AVR_2_BYTE_PC): (Ditto.).
20013 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20014 (LINK_SPEC): Add atmega2560 and atmega2561.
20015 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20017 * config/avr/avr.md (call_insn): Use eicall instead of icall
20018 for 3 byte PC devices.
20019 (call_value_insn): (Ditto.).
20020 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20021 (indirect_jump): Use only for for 2 byte PC devices.
20022 (*tablejump): (Ditto.).
20023 (*indirect_jump_avr6): Add insn.
20024 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20025 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20026 instead of ijmp for 3 byte PC devices.
20027 (__tablejump2__): (Ditto.).
20028 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20029 (MULITLIB_DIRNAMES): (Ditto.).
20030 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20032 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20034 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20035 "sse2_umulsidi3". Use V1DI mode for operand 0.
20036 ("mmx_psadbw"): Use V1DI mode for operand 0.
20037 * config/i386/i386-modes.def (V1SI): New vector mode.
20038 * config/i386/i386.c (struct builtin_description)
20039 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20040 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20041 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20042 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20043 v1di_ftype_v8qi_v8qi type.
20044 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20046 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20047 __builtin_ia32_pmuludq]: Fix the mode of return value.
20049 2008-03-15 Richard Guenther <rguenther@suse.de>
20051 PR middle-end/35595
20052 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20055 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20057 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20058 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20059 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20060 unless TARGET_SERIALIZE_VOLATILE is enabled.
20061 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20062 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20063 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20065 2008-03-14 Richard Guenther <rguenther@suse.de>
20067 PR tree-optimization/34172
20068 * tree-flow.h (refs_may_alias_p): Declare.
20069 (get_single_def_stmt): Likewise.
20070 (get_single_def_stmt_from_phi): Likewise.
20071 (get_single_def_stmt_with_phi): Likewise.
20072 * tree-dfa.c (refs_may_alias_p): New function.
20073 (get_single_def_stmt): Likewise.
20074 (get_single_def_stmt_from_phi): Likewise.
20075 (get_single_def_stmt_with_phi): Likewise.
20076 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20077 (vn_reference_lookup_1): New helper function.
20078 (vn_reference_lookup): Walk the virtual use-def chain to
20079 continue searching for a match if the def does not alias the
20080 reference we are looking for.
20082 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20084 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20085 archive and Perzl. Update The Written Word listing.
20087 2008-03-14 Richard Guenther <rguenther@suse.de>
20089 PR tree-optimization/34043
20090 PR tree-optimization/33989
20091 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20093 (bitmap_find_leader): Use extra argument to verify dominance
20094 relationship inside a basic-block.
20095 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20096 (find_leader_in_sets): Adjust.
20097 (create_component_ref_by_pieces): Take extra argument for
20098 dominance check, handle lookup failures.
20099 (find_or_generate_expression): Likewise.
20100 (create_expression_by_pieces): Likewise.
20101 (insert_into_preds_of_block): Adjust.
20102 (create_value_expr_from): If asked for, verify all operands
20103 are in the blocks AVAIL_OUT set.
20104 (make_values_for_stmt): Check for SSA_NAMEs that are life
20105 over an abnormal edge.
20106 (compute_avail): Remove such check.
20107 (do_SCCVN_insertion): New function.
20108 (eliminate): If we do not find a leader suitable for replacement
20109 insert a replacement expression from SCCVN if available.
20110 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20111 (struct vn_ssa_aux): Add needs_insertion flag.
20112 * tree-ssa-sccvn.c (may_insert): New global flag.
20113 (copy_reference_ops_from_ref): Value-number union member access
20114 based on its size, not type and member if insertion is allowed.
20115 (visit_reference_op_load): For a weak match from union type
20116 punning lookup a view-converted value and insert a SSA_NAME
20117 for that value if that is not found.
20118 (visit_use): Make dumps shorter. Do not disallow value numbering
20119 SSA_NAMEs that are life over an abnormal edge to constants.
20120 (free_scc_vn): Release inserted SSA_NAMEs.
20121 (run_scc_vn): New flag to specify whether insertion is allowed.
20122 Process SSA_NAMEs in forward order.
20123 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20124 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20125 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20126 pointer type to/from integral types that do not change the
20127 precision to regular conversions.
20129 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20131 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20132 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20133 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20134 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20135 input arguments and the mode of return value. Built-in functions
20136 that operate on whole 64-bit MMX register now use V1DI mode.
20138 2008-03-13 Alon Dayan <alond@il.ibm.com>
20139 Olga Golovanevsky <olga@il.ibm.com>
20141 PR tree-optimization/35041
20142 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20143 to locate the right position in a statement.
20145 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20149 * config/i386/xmmintrin.h: Change all static inline functions to
20150 extern inline and add __gnu_inline__ attribute.
20151 * config/i386/bmintrin.h: Ditto.
20152 * config/i386/smmintrin.h: Ditto.
20153 * config/i386/tmmintrin.h: Ditto.
20154 * config/i386/mmintrin-common.h: Ditto.
20155 * config/i386/ammintrin.h: Ditto.
20156 * config/i386/emmintrin.h: Ditto.
20157 * config/i386/pmmintrin.h: Ditto.
20158 * config/i386/mmintrin.h: Ditto.
20159 * config/i386/mm3dnow.h: Ditto.
20161 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20163 PR middle-end/35185
20164 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20165 (lower_omp_2): New function.
20166 (lower_omp_1, lower_omp): Rewritten.
20168 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20171 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20172 with the phrase "Microsoft Windows compilers".
20173 (Push/Pop Macro Pragmas): New subsection. Document
20174 #pragma push_macro and pragma pop_macro.
20176 2008-03-12 Paul Brook <paul@codesourcery.com>
20178 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20180 2008-03-12 Paul Brook <paul@codesourcery.com>
20182 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20183 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20184 (thumb2_addsi_shortim): Rename ...
20185 (thumb2_addsi_short): ... to this. Allow register operands.
20186 (thumb2_subsi_short): New pattern.
20187 (thumb2_one_cmplsi2_short,
20188 thumb2_negsi2_short): New patterns and peepholes.
20190 2008-03-12 Paul Brook <paul@codesourcery.com>
20192 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20194 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20196 * config/i386/i386.md (int_cond): New code iterator.
20198 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20199 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20200 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20201 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20202 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20203 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20204 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20205 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20207 2008-03-12 Paul Brook <paul@codesourcery.com>
20209 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20210 instead of {arm,thumb}_compute_save_reg_mask.
20211 (output_return_instruction): Ditto.
20212 (thumb_unexpanded_epilogue): Ditto.
20213 (thumb1_expand_prologue): Ditto.
20214 (thumb1_output_function_prologue): Ditto.
20215 (arm_set_return_address): Ditto.
20216 (thumb_set_return_address): Ditto.
20217 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20218 regs to achieve stack alignment.
20219 (thumb1_compute_save_reg_mask): Fix compiler warning.
20220 (arm_output_epilogue): Use offsets->saved_regs_mask.
20221 Adjust stack pointer by poping call clobered registers.
20222 (arm_expand_prologue): Use offsets->saved_regs_mask.
20223 Adjust stack pointer by pushing extra registers.
20224 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20226 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20229 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20230 conversion to the operands of a multiplication.
20232 2008-03-12 Richard Guenther <rguenther@suse.de>
20234 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20235 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20236 * timevar.def (TV_TREE_PHIPROP): Add.
20237 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20238 pass description. Use TV_TREE_PHIPROP.
20239 * tree-ssa-forwprop.c: Remove phiprop code.
20241 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20243 PR middle-end/35549
20244 * omp-low.c (maybe_lookup_decl): Constify first argument.
20245 (use_pointer_for_field): Change last argument from bool to
20246 omp_context *. Disallow shared copy-in/out in nested
20247 parallel if decl is shared in outer parallel too.
20248 (build_outer_var_ref, scan_sharing_clauses,
20249 lower_rec_input_clauses, lower_copyprivate_clauses,
20250 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20252 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20253 Ira Rosen <irar@il.ibm.com>
20255 * tree-vectorizer.c (free_stmt_vec_info): New function.
20256 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20257 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20258 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20259 * tree-vect-transform.c (vectorizable_conversion): Free
20260 vec_oprnds0 if it was allocated.
20261 (vect_permute_store_chain): Remove unused VECs.
20262 (vectorizable_store): Free VECs that are allocated in the..
20264 (vect_transform_strided_load, vectorizable_load): Likewise.
20265 (vect_remove_stores): Simplify the code.
20266 (vect_transform_loop): Move code to vect_remove_stores().
20267 Call vect_remove_stores() and free_stmt_vec_info().
20269 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20271 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20272 TARGET_HPUX. Revise comment.
20273 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20274 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20275 Use sr4 variant of `be' instruction when not generating PIC code.
20276 (attr_length_call): Adjust for above change.
20278 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20280 * ipa-reference.c (static_execute): Remove module_statics_const and
20281 associated setting code.
20283 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20286 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20287 predicate for operand 1.
20288 (paritysi2_cmp): Use register_operand predicate for operand 2.
20289 Use earlyclobber modifier for operand 1. Remove support for
20291 (paritydi2_cmp): Use register_operand predicate for operand 3.
20292 Use earlyclobber modifier for operand 1. Remove support for
20295 2008-03-11 Paul Brook <paul@codesourcery.com>
20296 Vladimir Prus <vladimir@codesourcery.com>
20298 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20299 (arm_compute_save_reg0_reg12_mask): Always
20300 check if register 11 must be saved. Always safe hard frame pointer
20301 when frame_pointer_needeed.
20302 (arm_compute_save_reg_mask): Save IP and PC
20303 only with apcs frames.
20304 (arm_output_epilogue): Adjust Thumb2 codepath to
20305 be also invoked and work for ARM non-apcs frames.
20306 (arm_expand_prologue): Don't bother saving IP
20307 for non-apcs frame, since it's not clobbered by
20308 prologue code. Implement non-apcs frame
20311 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20313 PR rtl-optimization/35281
20314 * expr.c (convert_move): Use a new pseudo for the intermediate
20315 from_mode->word_mode result.
20317 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20319 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20320 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20321 * toplev.c (compile_file): Don't call it.
20323 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20325 PR middle-end/35526
20326 * expr.c (store_expr): Call emit_block_move if the mode
20327 of "temp" RTX is BLKmode.
20329 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20330 Richard Guenther <rguenther@suse.de>
20332 PR tree-optimization/31358
20333 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20334 the step with a NULL_TREE.
20335 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20336 to sizetype if type is a pointer type.
20337 (add_candidate_1): Don't convert the base and step to
20338 the generic type if the orginal type is a pointer type.
20339 (add_iv_value_candidates): Use sizetype for the step
20340 if type is a pointer type.
20341 (cand_value_at): Likewise.
20342 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20344 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20345 Don't convert the tem affine to the type.
20346 (add_elt_to_tree): Use sizetype for the step if a pointer.
20347 Use POINTER_PLUS_EXPR for pointers.
20348 (aff_combination_to_tree): Use sizetype for the step if a
20351 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20353 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20354 Remove commutativity hint.
20356 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20360 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20361 errorneous type. Check that v is a VAR_DECL.
20363 PR middle-end/35099
20364 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20366 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20368 PR tree-optimization/35494
20369 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20370 may be overriden at link and run time.
20372 2008-03-10 Richard Guenther <rguenther@suse.de>
20374 PR tree-optimization/34677
20375 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20376 (poolify_tree): Likewise.
20377 (modify_expr_template): Likewise.
20378 (poolify_modify_stmt): Likewise.
20379 (insert_fake_stores): Handle all component-ref style stores
20380 in addition to INDIRECT_REF. Also handle complex types.
20381 Do not poolify the inserted load.
20382 (realify_fake_stores): Do not rebuild the tree but only
20383 make it a SSA_NAME copy.
20384 (init_pre): Remove initialzation of modify_expr_template.
20385 Do not allocate modify_expr_node_pool.
20386 (fini_pre): Do not free modify_expr_node_pool.
20388 2008-03-10 Paul Brook <paul@codesourcery.com>
20390 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20391 to avoid conflicts.
20393 2008-03-10 Paul Brook <paul@codesourcery.com>
20394 Mark Shinwell <shinwell@codesourcery.com>
20396 * config/arm/cortex-r4.md: New.
20397 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20399 * config/arm/arm.md: Include cortex-r4.md.
20400 (insn): Add smmls, sdiv and udiv values.
20401 (generic_sched): Don't use generic scheduling for Cortex-R4.
20402 (arm_issue_rate): New function.
20403 (TARGET_SCHED_ISSUE_RATE): Define.
20405 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20407 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20409 2008-03-10 Richard Guenther <rguenther@suse.de>
20411 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20412 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20414 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20416 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20417 Set default to true.
20419 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20421 * c.opt (Wsynth): Deprecate.
20422 * doc/invoke.texi (Option Summary, Warning Options): Document
20423 -Wno-format-contains-nul.
20425 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20428 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20429 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20431 2008-03-09 Ira Rosen <irar@il.ibm.com>
20433 * config/rs6000/rs6000.c (builtin_description): Rename vector
20434 left shift operations.
20435 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20436 (altivec_vsl<VI_char>): Rename to ...
20437 (ashl<mode>3): ... new name.
20438 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20440 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20442 2008-03-08 Richard Guenther <rguenther@suse.de>
20444 * coverage.h (tree_coverage_counter_addr): Declare.
20445 * coverage.c (tree_coverage_counter_addr): New function.
20446 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20447 before using again.
20448 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20449 (tree_gen_one_value_profiler): Likewise.
20450 (tree_gen_ic_profiler): Likewise.
20451 (tree_gen_average_profiler): Likewise.
20452 (tree_gen_ior_profiler): Likewise.
20454 2008-03-08 Richard Guenther <rguenther@suse.de>
20456 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20457 (vn_binary_op_insert): Likewise.
20458 (vn_unary_op_lookup): Likewise.
20459 (vn_unary_op_insert): Likewise.
20460 (vn_nary_op_lookup): Declare.
20461 (vn_nary_op_insert): Likewise.
20462 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20463 and binary hashes, use a single obstack for unary_op_pool
20464 and binary_op_pool.
20465 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20466 a single struct vn_nary_op_s. Store tree code length and
20467 a variable number of operands.
20468 (struct vn_reference_op_struct): Remove unused op2.
20469 (vn_reference_op_eq): Do not compare op2.
20470 (vn_reference_op_compute_hash): Do not compute hash of op2.
20471 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20472 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20473 with vn_nary_op_compute_hash.
20474 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20475 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20477 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20479 (visit_unary_op): Call nary functions.
20480 (visit_binary_op): Likewise.
20481 (process_scc): Adjust for struct vn_tables_s changes.
20482 (allocate_vn_table): Likewise.
20483 (free_vn_table): Likewise.
20484 * tree-vn.c (vn_add): Call nary functions.
20485 (vn_lookup): Likewise.
20487 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20490 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20491 wdst back after sync_compare_and_swapqhi_internal.
20493 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20496 * config/i386/i386-modes.def (V1DI): New vector mode.
20497 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20498 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20499 (MMXMODE248): Ditto.
20500 (MMXMODE): Add V1DI mode.
20501 (mmxvecsize): Change DI mode to V1DI mode.
20502 ("mov<mode>): Use MMXMODEI8 mode iterator.
20503 ("*mov<mode>_internal_rex64"): Ditto.
20504 ("*mov<mode>_internal"): Ditto.
20505 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20506 ("mmx_sub<mode>3"): Ditto.
20507 ("mmx_adddi3"): Remove insn pattern.
20508 ("mmx_subdi3"): Ditto.
20509 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20510 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20511 ("mmx_ashl<mode>3"): Ditto.
20512 ("mmx_lshrdi3"): Remove insn pattern.
20513 ("mmx_ashldi3"): Ditto.
20514 * config/i386/i386.c (classify_argument): Handle V1DImode.
20515 (function_arg_advance_32): Ditto.
20516 (function_arg_32): Ditto.
20517 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20518 mmx_addv1di3 insn pattern.
20519 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20520 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20521 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20522 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20523 Remove definitions of built-in functions.
20524 (V1DI_type_node): New node.
20525 (v1di_ftype_v1di_int): Ditto.
20526 (v1di_ftype_v1di_v1di): Ditto.
20527 (v2si_ftype_v2si_si): Ditto.
20528 (v4hi_ftype_v4hi_di): Remove node.
20529 (v2si_ftype_v2si_di): Ditto.
20530 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20531 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20532 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20533 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20534 Add new builtins using def_builtin_const.
20535 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20536 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20537 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20538 * config/i386/mmintrin.h (__v1di): New typedef.
20539 (_mm_add_si64): Cast arguments to __v1di type.
20540 (_mm_sub_si64): Ditto.
20541 (_mm_sll_pi16): Cast __count to __v4hi type.
20542 (_mm_sll_pi32): Cast __count to __v2si type.
20543 (_mm_sll_si64): Cast arguments to __v1di type.
20544 (_mm_srl_pi16): Cast __count to __v4hi type.
20545 (_mm_srl_pi32): Cast __count to __v2si type.
20546 (_mm_srl_si64): Cast arguments to __v1di type.
20547 (_mm_sra_pi16): Cast __count to __v4hi type.
20548 (_mm_sra_pi32): Cast __count to __v2si type.
20549 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20550 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20551 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20552 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20553 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20554 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20555 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20556 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20557 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20558 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20559 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20560 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20562 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20564 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20566 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20569 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20570 reg+const addressing for Altivec modes. Don't generate reg+reg
20571 addressing for TFmode or TDmode quantities.
20573 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20575 * c-common.c (vector_types_convertible_p): Call langhook
20576 instead of comptypes.
20578 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20581 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20582 integral and scalar float variables which have a
20585 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20587 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20588 dwarf_register_span hook when emitting unwind information for
20589 register-to-memory saves.
20590 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20591 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20593 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20595 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20596 for the same VAR_DECL.
20598 2008-03-06 Tom Tromey <tromey@redhat.com>
20600 * treelang: Delete.
20601 * doc/standards.texi (Standards): Don't mention treelang.
20602 * doc/invoke.texi (Overall Options): Don't mention treelang.
20603 * doc/install.texi (Prerequisites): Don't mention bison or
20605 (Configuration): Don't mention treelang.
20606 (Building): Likewise.
20607 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20609 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20611 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20612 word-extractions out of a multi-word object.
20614 2008-03-06 Richard Guenther <rguenther@suse.de>
20616 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20617 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20618 result type and precision.
20619 * expr.c (get_inner_reference): Set unsignedp based on the result
20620 type of BIT_FIELD_REF.
20621 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20622 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20623 (try_instantiate_multiple_fields): Likewise. Use the correct type
20625 (sra_build_assignment): Likewise.
20626 (sra_build_elt_assignment): Likewise.
20627 (sra_explode_bitfield_assignment): Likewise.
20628 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20629 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20630 set BIT_FIELD_REF_UNSIGNED.
20631 (vectorizable_load): Likewise.
20633 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20635 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20638 2008-03-06 Richard Guenther <rguenther@suse.de>
20640 * alias.c (struct alias_set_entry): Move has_zero_child field
20641 to pack with alias_set.
20643 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20645 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20648 2008-03-05 Ian Lance Taylor <iant@google.com>
20650 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20652 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20654 * fwprop.c (update_df): Support width and offset parameters of
20656 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20657 global_conflicts): Change DF_REF_EXTRACT to either
20658 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20659 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20660 * df-scan.c (df_ref_record, df_defs_record,
20661 df_ref_create_structure, df_def_record_1, df_uses_record,
20662 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20663 df_bb_refs_collect, df_entry_block_defs_collect,
20664 df_exit_block_uses_collect): Support new width and offset fields.
20665 (ref_extract_pool): New storage pool.
20666 (df_free_ref): New function.
20667 (df_reg_chain_unlink, df_free_collection_rec,
20668 df_sort_and_compress_refs): Call df_free_ref.
20669 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20671 (df_ref_create_structure): Allocate df_ref_extract if offset and
20672 width fields are used.
20673 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20674 (df_uses_record): Get offset and width from ZERO_EXTRACT
20676 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20677 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20678 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20679 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20680 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20681 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20682 (df_ref_extract): New structure.
20683 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20684 (df_ref_create): Add width and offset parameters.
20686 2008-03-05 Richard Guenther <rguenther@suse.de>
20688 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20689 Use ranges_overlap_p.
20690 (offset_overlaps_with_access): Rename
20691 to ranges_overlap_p and move ...
20692 * tree-flow-inline.h (ranges_overlap_p): ... here.
20694 * tree.h (get_inner_reference, handled_component_p): Update
20697 * tree.h (record_component_aliases, get_alias_set,
20698 alias_sets_conflict_p, alias_sets_must_conflict_p,
20699 objects_must_conflict_p): Move declarations ...
20700 * alias.h (record_component_aliases, get_alias_set,
20701 alias_sets_conflict_p, alias_sets_must_conflict_p,
20702 objects_must_conflict_p): ... here.
20703 Include coretypes.h.
20704 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20706 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20708 * cfg.c: Include tree-flow.h.
20709 (remove_edge_raw): Call redirect_edge_var_map_clear.
20710 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20711 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20712 (redirect_edge_var_map_result): New.
20713 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20714 PENDING_STMT use with redirect_edge_var_map_*.
20715 * tree-ssa.c (edge_var_maps): New definition.
20716 (redirect_edge_var_map_add): New.
20717 (redirect_edge_var_map_clear): New.
20718 (redirect_edge_var_map_dup): New.
20719 (redirect_edge_var_map_vector): New.
20720 (redirect_edge_var_map_destroy): New.
20721 (ssa_redirect_edge): Replace PENDING_STMT use with
20722 redirect_edge_var_map_*.
20723 (flush_pending_stmts): Same.
20724 (delete_tree_ssa): Destroy edge var map.
20725 * tree-flow.h (struct _edge_var_map): New.
20726 Define edge_var_map vector type.
20727 Declare redirect_edge_var_map_* prototypes.
20728 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20729 * tree-cfg.c (reinstall_phi_args): Replace
20730 PENDING_STMT use with redirect_edge_var_map_*.
20732 2008-03-05 Richard Guenther <rguenther@suse.de>
20734 PR tree-optimization/35472
20735 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20736 whose single use_stmt has a overlapping set of loaded and
20737 stored symbols as that use_stmt might be a noop assignment then.
20739 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20741 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20743 2008-03-05 Richard Guenther <rguenther@suse.de>
20746 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20747 should be constants.
20748 * tree-cfg.c (verify_expr): Verify it.
20749 * fold-const.c (fold_truthop): Remove code generating
20750 BIT_FIELD_REFs of structure bases.
20751 (fold_binary): Likewise.
20752 (fold_ternary): Position and size of BIT_FIELD_REFs are
20753 always host integers.
20754 (make_bit_field_ref): Remove.
20755 (optimize_bit_field_compare): Remove.
20756 (all_ones_mask_p): Remove.
20758 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20761 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20762 (split_block_and_df_analyze): New. Split basic block and rebuild
20764 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20766 (split_pattern_seq): Likewise.
20767 (erase_matching_seqs): Likewise.
20768 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20770 2008-03-04 Geoff Keating <geoffk@apple.com>
20772 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20773 declaration and code.
20774 (tree_invalid_nonnegative_warnv_p): Likewise.
20776 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20778 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20779 examples. Truncate option-names then causing overfull hbox.
20781 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20784 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20786 * configure: Rebuilt.
20788 2008-03-04 Rafael EspÃndola <espindola@google.com>
20790 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20791 (tree_unary_nonnegative_warnv_p): New.
20792 (tree_binary_nonnegative_warnv_p): New.
20793 (tree_single_nonnegative_warnv_p): New.
20794 (tree_invalid_nonnegative_warnv_p): New.
20795 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20797 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20800 * opts.c (handle_option): Postpone 'unknown option' errors only for
20803 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20806 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20809 2008-03-04 Rafael EspÃndola <espindola@google.com>
20811 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20812 (tree_binary_nonzero_warnv_p): New.
20813 (tree_single_nonzero_warnv_p): New.
20814 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20816 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20818 PR middle-end/35456
20819 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20820 transformations for modes that have signed zeros.
20821 * ifcvt.c (noce_try_abs): Ditto.
20823 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20825 * config/i386/i386.c (override_options): Force
20826 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20828 2008-03-04 Jan Hubicka <jh@suse.cz>
20831 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20834 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20836 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20837 label to probe the stack.
20839 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20841 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20842 (__gthr_win32_mutex_destroy): Declare.
20843 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20844 __gthr_win32_mutex_destroy.
20845 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20847 2008-03-03 Jan Hubicka <jh@suse.cz>
20850 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20851 aggressive on inlining cold calls.
20853 2008-03-03 Richard Guenther <rguenther@suse.de>
20855 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20856 struct copies into the expression table.
20857 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20858 (try_to_simplify): Likewise.
20859 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20860 integral and pointer arguments which do not change the
20861 precision to NOP_EXPRs.
20862 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20863 VIEW_CONVERT_EXPR case.
20865 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20867 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20868 defined in a loop at depth 0 is invariant.
20869 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20870 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20871 be called at loop depth 0.
20873 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20876 * gcc.c (process_command): Update copyright notice dates.
20877 * gcov.c (print_version): Likewise.
20878 * gcov-dump.c (print_version): Likewise.
20879 * mips-tfile.c (main): Likewise.
20880 * mips-tdump.c (main): Likewise.
20882 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20885 * c-common.c (flag_permissive): Delete.
20886 (constant_expression_warnings): Check flags first.
20887 (constant_expression_error): New.
20888 * c-common.h (flag_permissive): Delete.
20889 (constant_expression_error): Declare.
20890 * flags.h (flag_permissive): Declare. Update description.
20891 * diagnostic.c (pedwarn): Update.
20893 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20894 (permissive_error_kind): New.
20895 * toplev.c (flag_permissive): Define. Update description.
20896 * toplev.h (permissive_error_kind): Declare.
20897 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20898 (pedwarn_c90): Use pedantic_warning_kind.
20899 * c-opts.c (c_common_post_options): flag_permissive does not affect
20900 flag_pedantic_errors.
20902 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20904 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20905 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20906 __absvsi2, __absvDI2): Use unsigned arithmetic.
20908 2008-03-02 Andi Kleen <ak@suse.de>
20909 Richard Guenther <rguenther@suse.de>
20911 * struct-equiv.c: Remove file.
20912 * cfg_cleanup.c (condjump_equiv_p): Remove.
20913 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20914 (struct-equiv.o): Remove rule.
20915 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20916 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20917 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20919 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20921 * ifcvt.c (noce_process_if_block): Try to handle only the then
20922 block if the else block exists but isn't suitable.
20924 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20927 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20928 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20929 regression from previous patch.
20931 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20934 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20936 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20937 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20938 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20939 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20940 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20941 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20942 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20943 (__gthread_mutex_destroy_function): Rename to
20944 __gthread_mutex_destroy.
20945 * gthr-dce.h (__gthread_mutex_destroy): Call
20946 pthread_mutex_destroy.
20947 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20948 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20949 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20951 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20953 * df-scan.c (df_ref_chain_change_bb): Simplify.
20954 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20955 set_block_for_insn if there's any change.
20956 * df.h ((df_insn_change_bb): Fix prototype.
20957 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20958 df_insn_change_bb, don't call set_block_for_insn.
20959 * emit-rtl.c (reorder_insns): Likewise.
20960 * haifa-sched.c (move_insn): Likewise.
20962 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20964 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20966 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20968 * tree-flow-inline.h (next_readonly_imm_use): Return
20969 NULL_USE_OPERAND_P after the end.
20971 2008-03-01 Richard Guenther <rguenther@suse.de>
20973 PR tree-optimization/35411
20974 * tree-sra.c (sra_build_assignment): Split conversion to
20975 final type to a separate statement if we are not assigning
20978 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20980 * fold-const.c (fold_convertible_p): Correct the logic to follow
20981 that in fold_convert().
20983 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20986 * tree-inline.c (build_duplicate_type): When we make a
20987 duplicate type, make it unique in the canonical types system.
20989 2008-02-29 Tom Tromey <tromey@redhat.com>
20991 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20992 input_file_stack_history, input_file_stack_restored): Remove.
20993 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20994 * input.h (struct file_stack): Remove.
20995 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20996 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20998 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21000 (diagnostic_last_module_changed): Add 'map' argument.
21001 (diagnostic_set_last_function): Likewise.
21002 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21003 line map, not input_file_stack.
21004 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21006 2008-02-29 Paul Brook <paul@codesourcery.com>
21008 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21010 2008-02-29 Paul Brook <paul@codesourcery.com>
21012 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21014 2008-02-29 Richard Guenther <rguenther@suse.de>
21016 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21018 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21019 value for comparing for a store match.
21020 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21021 (try_to_simplify): Do not do a full-blown reference lookup.
21023 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21025 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21026 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21028 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21030 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21032 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21033 strides against cache sizes.
21035 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21037 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21040 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21042 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21043 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21044 is smaller than the original promoted value.
21045 (simplify_subreg): If OP is a SUBREG, try to preserve its
21046 SUBREG_PROMOTED_VAR_P information.
21048 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21050 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21051 (VN_INFO_GET): Allocate new objects on the obstack.
21052 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21053 for rpo_numbers_temp, for consistency.
21054 (free_scc_vn): Free the obstack.
21056 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21058 * doc/invoke.texi: Document -ftree-loop-distribution.
21059 * tree-loop-distribution.c: New.
21060 * tree-pass.h (pass_loop_distribution): New.
21061 * graphds.h (struct graph): Add htab_t indices.
21062 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21063 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21064 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21065 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21066 * tree-data-ref.c (debug_data_dependence_relations): New.
21067 (dump_data_dependence_relation): Also print data references.
21068 (free_data_ref): Extern.
21069 (same_access_functions): Moved...
21070 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21071 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21072 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21073 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21074 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21075 (stmts_from_loop): Skip LABEL_EXPR.
21076 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21078 (build_rdg): Initialize rdg->indices htab.
21079 (free_rdg, stores_from_loop, ref_base_address,
21080 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21081 have_similar_memory_accesses_1, ref_base_address_1,
21082 remove_similar_memory_refs): New.
21083 * tree-data-ref.h: Depend on tree-chrec.h.
21084 (debug_data_dependence_relations, free_data_ref): Declared.
21085 (same_access_functions): ... here.
21086 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21088 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21089 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21090 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21091 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21092 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21093 rdg_vertex_for_stmt): Declared.
21094 (struct rdg_edge): Add level.
21096 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21097 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21099 (rdg_has_similar_memory_accesses): New.
21100 * tree-vect-analyze.c: Remove unused static decls.
21101 * lambda.h (dependence_level): New.
21102 * common.opt (ftree-loop-distribution): New.
21103 * tree-flow.h (mark_virtual_ops_in_bb,
21104 slpeel_tree_duplicate_loop_to_edge_cfg,
21105 rename_variables_in_loop): Declared.
21106 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21107 (OBJS-common): Add tree-loop-distribution.o.
21108 (tree-loop-distribution.o): New rule.
21109 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21110 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21111 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21113 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21116 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21117 other than structures and unions.
21119 2008-02-28 Richard Guenther <rguenther@suse.de>
21122 2008-02-26 Richard Guenther <rguenther@suse.de>
21124 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21125 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21126 (lookup_decl_from_uid): Declare.
21127 (remove_decl_from_map): Likewise.
21128 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21129 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21130 (decl_for_uid_map): New global hashtable mapping DECL_UID
21132 (init_ttree): Allocate it.
21133 (insert_decl_to_uid_decl_map): New helper function.
21134 (make_node_stat): Insert new decls into the map.
21135 (copy_node_stat): Likewise.
21136 (lookup_decl_from_uid): New function.
21137 (remove_decl_from_map): Likewise.
21138 (print_decl_for_uid_map_statistics): New helper.
21139 (dump_tree_statistics): Call it.
21141 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21142 (referenced_var_iterator): Adjust.
21143 (FOR_EACH_REFERENCED_VAR): Adjust.
21144 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21145 (num_referenced_vars): Adjust.
21146 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21147 (first_referenced_var): Remove.
21148 (end_referenced_vars_p): Likewise.
21149 (next_referenced_var): Likewise.
21150 (referenced_var_iterator_set): New helper function.
21151 * tree-dfa.c (referenced_var_lookup): Adjust.
21152 (referenced_var_check_and_insert): Likewise.
21153 (remove_referenced_var): Likewise.
21154 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21155 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21156 (verify_call_clobbering): Likewise.
21157 (verify_memory_partitions): Likewise.
21158 (init_tree_ssa): Allocate bitmap instead of hashtable for
21160 (delete_tree_ssa): Adjust.
21161 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21162 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21163 (compute_tag_properties): Likewise.
21164 (set_initial_properties): Likewise.
21165 (find_partition_for): Likewise.
21166 (update_reference_counts): Likewise.
21167 (dump_may_aliases_for): Likewise.
21168 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21169 (add_call_clobber_ops): Likewise.
21170 (add_call_read_ops): Likewise.
21171 (get_asm_expr_operands): Likewise.
21172 * tree-into-ssa.c (dump_decl_set): Likewise.
21173 (update_ssa): Likewise.
21174 * tree-sra.c (scan_function): Likewise.
21175 (decide_instantiations): Likewise.
21176 (scalarize_parms): Likewise.
21177 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21178 (dsa_named_for): Likewise.
21179 * tree-ssa-structalias.c (update_alias_info): Likewise.
21180 (merge_smts_into): Likewise.
21182 2008-02-27 David Daney <ddaney@avtrex.com>
21185 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21186 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21187 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21188 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21189 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21191 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21194 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21195 (BUILT_IN_NEXTTOWARD): Remove.
21196 (BUILT_IN_NEXTTOWARDF): Ditto.
21197 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21198 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21200 2008-02-27 Tom Tromey <tromey@redhat.com>
21202 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21203 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21205 2008-02-27 Jan Beulich <jbeulich@novell.com>
21207 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21208 update the respective field on newdecl.
21210 2008-02-27 Revital Eres <eres@il.ibm.com>
21212 PR rtl-optimization/34999
21213 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21214 crossing edges that ends with a call insn.
21215 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21216 call insn and clear the EDGE_CROSSING flag of the crossing edge
21217 when fixing fallthru edges.
21219 2008-02-27 Richard Guenther <rguenther@suse.de>
21221 PR middle-end/35390
21222 * fold-const.c (fold_unary): Return the correct argument,
21223 converted to the result type.
21225 2008-02-27 Richard Guenther <rguenther@suse.de>
21227 PR middle-end/34971
21228 * expr.c (expand_expr_real_1): Assert on rotates that operate
21230 * fold-const.c (fold_binary): Use the types precision, not the
21231 bitsize of the mode if folding rotate expressions. Build rotates
21232 only for full modes.
21234 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21236 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21237 and CPP_PRAGMA_EOL.
21238 * c-pragma.c (pragma_ns_name): New typedef.
21239 (registered_pp_pragmas): New variable.
21240 (c_pp_lookup_pragma): New function.
21241 (c_register_pragma_1): If flag_preprocess_only, do nothing
21242 for non-expanded pragmas, for expanded ones push pragma's
21243 namespace and name into registered_pp_pragmas vector.
21244 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21245 flag_preprocess_only, don't register GCC pch_preprocess
21246 pragma if flag_preprocess_only.
21247 * c-opts.c (c_common_init): Call init_pragma even if
21248 flag_preprocess_only.
21249 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21250 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21251 cpp_register_pragma if flag_preprocess_only.
21253 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21256 * c-parser.c (c_parser_translation_unit): Warn for empty
21257 translation unit, not empty source file.
21259 2008-02-26 Paul Brook <paul@codesourcery.com>
21261 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21262 operand for Thumb-2.
21263 * config/arm/arm.h (reg_class): Add CORE_REGS.
21264 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21265 (BASE_REG_CLASS): Use CORE_REGS.
21266 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21267 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21268 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21269 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21270 ARM_REGNO_OK_FOR_INDEX_P.
21271 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21272 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21273 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21274 (ldm/stm peepholes): Ditto.
21275 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21276 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21277 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21278 * config/arm/constraints.md: Enable "k" constraint on ARM.
21280 2008-02-27 Ben Elliston <bje@au.ibm.com>
21282 * config/rs6000/rs6000.c: Annotate cache line size field in all
21283 instances of struct processor_costs.
21285 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21287 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21288 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21289 jump_bypass): New counters.
21290 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21291 * dce.c (gate_ud_dce): Same.
21292 (gate_fast_dce): Same.
21293 * dse.c (gate_dse1): New function.
21294 (gate_dse2): New function.
21295 (gate_dse): Merge results of new gate functions.
21296 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21297 (gate_handle_jump_bypass): Add dbg_cnt.
21298 (gate_handle_gcse): Add dbg_cnt.
21299 * ifcvt.c (gate_handle_if_conversion): Same.
21300 (gate_handle_if_after_combine): Same.
21301 (gate_handle_if_after_reload): Same.
21302 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21304 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21306 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21308 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21310 2008-02-26 Jason Merrill <jason@redhat.com>
21313 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21314 alone if it's the naming decl for the type's main variant.
21316 2008-02-26 Tom Tromey <tromey@redhat.com>
21318 * system.h (USE_MAPPED_LOCATION): Poison.
21319 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21320 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21321 (make_goto_expr_edges): Likewise.
21322 (remove_bb): Likewise.
21323 (execute_warn_function_return): Likewise.
21324 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21326 * c-common.c (fname_decl): Remove old location code.
21327 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21329 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21331 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21332 (gen_rtx_ASM_INPUT): Likewise.
21333 (gen_rtx_ASM_INPUT_loc): Likewise.
21334 (get_rtx_asm_OPERANDS): Remove.
21335 * cfglayout.c (insn_locators_alloc): Remove old location code.
21336 (set_curr_insn_source_location): Likewise.
21337 (curr_insn_locator): Likewise.
21338 * print-tree.c (print_node): Remove old location code.
21339 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21340 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21341 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21342 location_from_locus.
21343 (construct_exit_block): Remove old location code.
21344 * emit-rtl.c (force_next_line_note): Remove old location code.
21345 * profile.c (branch_prob): Remove old location code.
21346 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21347 LOC_LINE): Remove old-location variants.
21348 * langhooks.c (lhd_print_error_function): Remove old location
21350 * configure, config.in: Rebuilt.
21351 * configure.ac (--enable-mapped-location): Remove.
21352 * c-decl.c (c_init_decl_processing): Remove old location code.
21353 (finish_function): Likewise.
21354 * recog.c (decode_asm_operands): Remove old location code.
21355 * c-pch.c (c_common_read_pch): Remove old location code.
21356 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21358 * gimple-low.c (lower_function_body): Remove old location code.
21359 * toplev.c (unknown_location): Remove.
21360 (push_srcloc): Remove old-location variant.
21361 (process_options): Remove old location code.
21362 (lang_dependent_init): Likewise.
21363 * input.h (UNKNOWN_LOCATION): Move definition.
21364 (location_t): Undeprecate.
21365 (source_locus): Remove.
21366 (location_from_locus): Remove.
21367 (struct location_s): Remove.
21368 Remove all old-location code.
21369 (input_line, input_filename): Remove.
21370 * final.c (final_scan_insn): Remove old location code.
21371 * diagnostic.c (diagnostic_build_prefix): Remove
21372 USE_MAPPED_LOCATION test.
21373 * tree.h (gimple_stmt) <locus>: Now a location_t.
21374 (tree_exp) <locus>: Likewise.
21375 (DECL_IS_BUILTIN): Remove old-location variant.
21376 (annotate_with_file_line, annotate_with_locus): Likewise.
21377 (expr_locus, set_expr_locus): Update.
21378 * tree.c (build1_stat): Remove old location code.
21379 (last_annotated_node): Remove.
21380 (annotate_with_file_line): Remove old-location variant.
21381 (annotate_with_locus): Likewise.
21382 (expr_location): Remove old location code.
21383 (set_expr_location): Likewise.
21384 (expr_has_location): Likewise.
21385 (expr_locus): Likewise.
21386 (set_expr_locus): Likewise.
21387 (expr_filename): Don't use location_from_locus.
21388 (expr_lineno): Likewise.
21389 * rtl-error.c (location_for_asm): Remove old location code.
21390 * c-lex.c (cb_line_change): Remove old location code.
21391 (fe_file_change): Likewise.
21392 (cb_def_pragma): Likewise.
21393 (c_lex_with_flags): Likewise.
21394 * gengtype.c (do_typedef): Don't special-case location types.
21395 (define_location_structures): Remove.
21396 (main): Don't call define_location_structures.
21397 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21400 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21403 * builtins.def (BUILT_IN_STDARG_START): Remove.
21404 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21405 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21406 * tree-inline.c (inline_forbidden_p_1): Likewise.
21408 2008-02-26 Richard Guenther <rguenther@suse.de>
21410 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21411 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21412 (lookup_decl_from_uid): Declare.
21413 (remove_decl_from_map): Likewise.
21414 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21415 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21416 (decl_for_uid_map): New global hashtable mapping DECL_UID
21418 (init_ttree): Allocate it.
21419 (insert_decl_to_uid_decl_map): New helper function.
21420 (make_node_stat): Insert new decls into the map.
21421 (copy_node_stat): Likewise.
21422 (lookup_decl_from_uid): New function.
21423 (remove_decl_from_map): Likewise.
21424 (print_decl_for_uid_map_statistics): New helper.
21425 (dump_tree_statistics): Call it.
21427 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21428 (referenced_var_iterator): Adjust.
21429 (FOR_EACH_REFERENCED_VAR): Adjust.
21430 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21431 (num_referenced_vars): Adjust.
21432 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21433 (first_referenced_var): Remove.
21434 (end_referenced_vars_p): Likewise.
21435 (next_referenced_var): Likewise.
21436 (referenced_var_iterator_set): New helper function.
21437 * tree-dfa.c (referenced_var_lookup): Adjust.
21438 (referenced_var_check_and_insert): Likewise.
21439 (remove_referenced_var): Likewise.
21440 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21441 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21442 (verify_call_clobbering): Likewise.
21443 (verify_memory_partitions): Likewise.
21444 (init_tree_ssa): Allocate bitmap instead of hashtable for
21446 (delete_tree_ssa): Adjust.
21447 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21448 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21449 (compute_tag_properties): Likewise.
21450 (set_initial_properties): Likewise.
21451 (find_partition_for): Likewise.
21452 (update_reference_counts): Likewise.
21453 (dump_may_aliases_for): Likewise.
21454 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21455 (add_call_clobber_ops): Likewise.
21456 (add_call_read_ops): Likewise.
21457 (get_asm_expr_operands): Likewise.
21458 * tree-into-ssa.c (dump_decl_set): Likewise.
21459 (update_ssa): Likewise.
21460 * tree-sra.c (scan_function): Likewise.
21461 (decide_instantiations): Likewise.
21462 (scalarize_parms): Likewise.
21463 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21464 (dsa_named_for): Likewise.
21465 * tree-ssa-structalias.c (update_alias_info): Likewise.
21466 (merge_smts_into): Likewise.
21468 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21471 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21472 * c-opts.c (c_common_handle_option): Wall enables
21473 Wvolatile-register-var.
21474 * common.opt: Move Wvolatile-register-var to...
21477 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21479 * common.opt (Wlarger-than=): New.
21480 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21482 * opts.c (common_handle_option): Handle -Wlarger-than=.
21483 * optc-gen.awk: Likewise.
21484 * opth-gen.awk: Likewise.
21485 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21486 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21488 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21490 * c-common.c (match_case_to_enum_1): Add appropriate
21491 OPT_W* parameter to warning.
21492 (c_do_switch_warnings): Likewise.
21493 * c-typeck.c (warning_init): Add one more parameter following
21494 'warning' function.
21495 (push_init_level): Update call to warning_init.
21496 (pop_init_level): Likewise.
21497 (add_pending_init): Likewise.
21498 (output_init_element: Likewise.
21500 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21503 * toplev.c (toplev_main): If there are warnings or error, print
21504 errors for ignored options.
21505 * opts.c (ignored_options): New static variable.
21506 (postpone_unknown_option_error): New.
21507 (print_ignored_options): New.
21508 (handle_option): Postpone errors for unknown -Wno-* options.
21509 * opts.h (print_ignored_options): Declare.
21511 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21513 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21516 2008-02-25 Richard Guenther <rguenther@suse.de>
21519 2008-02-25 Richard Guenther <rguenther@suse.de>
21521 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21522 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21523 (lookup_decl_from_uid): Declare.
21524 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21525 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21526 (decl_for_uid_map): New global hashtable mapping DECL_UID
21528 (init_ttree): Allocate it.
21529 (insert_decl_to_uid_decl_map): New helper function.
21530 (make_node_stat): Insert new decls into the map.
21531 (copy_node_stat): Likewise.
21532 (lookup_decl_from_uid): New function.
21533 (print_decl_for_uid_map_statistics): New helper.
21534 (dump_tree_statistics): Call it.
21536 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21537 (referenced_var_iterator): Adjust.
21538 (FOR_EACH_REFERENCED_VAR): Adjust.
21539 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21540 (num_referenced_vars): Adjust.
21541 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21542 (first_referenced_var): Remove.
21543 (end_referenced_vars_p): Likewise.
21544 (next_referenced_var): Likewise.
21545 (referenced_var_iterator_set): New helper function.
21546 * tree-dfa.c (referenced_var_lookup): Adjust.
21547 (referenced_var_check_and_insert): Likewise.
21548 (remove_referenced_var): Likewise.
21549 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21550 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21551 (verify_call_clobbering): Likewise.
21552 (verify_memory_partitions): Likewise.
21553 (init_tree_ssa): Allocate bitmap instead of hashtable for
21555 (delete_tree_ssa): Adjust.
21556 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21557 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21558 (compute_tag_properties): Likewise.
21559 (set_initial_properties): Likewise.
21560 (find_partition_for): Likewise.
21561 (update_reference_counts): Likewise.
21562 (dump_may_aliases_for): Likewise.
21563 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21564 (add_call_clobber_ops): Likewise.
21565 (add_call_read_ops): Likewise.
21566 (get_asm_expr_operands): Likewise.
21567 * tree-into-ssa.c (dump_decl_set): Likewise.
21568 (update_ssa): Likewise.
21569 * tree-sra.c (scan_function): Likewise.
21570 (decide_instantiations): Likewise.
21571 (scalarize_parms): Likewise.
21572 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21573 (dsa_named_for): Likewise.
21574 * tree-ssa-structalias.c (update_alias_info): Likewise.
21575 (merge_smts_into): Likewise.
21577 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21580 * doc/invoke.texi (-fcx-limited-range): Document new option.
21581 * toplev.c (process_options): Handle -fcx-fortran-rules.
21582 * common.opt: Add documentation for -fcx-fortran-rules.
21584 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21587 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21588 actual behaviour and C99.
21590 2008-02-26 Ben Elliston <bje@au.ibm.com>
21592 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21593 (ASM_CPU_POWER6_SPEC): Likewise.
21594 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21595 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21596 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21598 2008-02-25 Richard Guenther <rguenther@suse.de>
21600 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21601 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21602 (lookup_decl_from_uid): Declare.
21603 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21604 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21605 (decl_for_uid_map): New global hashtable mapping DECL_UID
21607 (init_ttree): Allocate it.
21608 (insert_decl_to_uid_decl_map): New helper function.
21609 (make_node_stat): Insert new decls into the map.
21610 (copy_node_stat): Likewise.
21611 (lookup_decl_from_uid): New function.
21612 (print_decl_for_uid_map_statistics): New helper.
21613 (dump_tree_statistics): Call it.
21615 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21616 (referenced_var_iterator): Adjust.
21617 (FOR_EACH_REFERENCED_VAR): Adjust.
21618 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21619 (num_referenced_vars): Adjust.
21620 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21621 (first_referenced_var): Remove.
21622 (end_referenced_vars_p): Likewise.
21623 (next_referenced_var): Likewise.
21624 (referenced_var_iterator_set): New helper function.
21625 * tree-dfa.c (referenced_var_lookup): Adjust.
21626 (referenced_var_check_and_insert): Likewise.
21627 (remove_referenced_var): Likewise.
21628 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21629 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21630 (verify_call_clobbering): Likewise.
21631 (verify_memory_partitions): Likewise.
21632 (init_tree_ssa): Allocate bitmap instead of hashtable for
21634 (delete_tree_ssa): Adjust.
21635 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21636 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21637 (compute_tag_properties): Likewise.
21638 (set_initial_properties): Likewise.
21639 (find_partition_for): Likewise.
21640 (update_reference_counts): Likewise.
21641 (dump_may_aliases_for): Likewise.
21642 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21643 (add_call_clobber_ops): Likewise.
21644 (add_call_read_ops): Likewise.
21645 (get_asm_expr_operands): Likewise.
21646 * tree-into-ssa.c (dump_decl_set): Likewise.
21647 (update_ssa): Likewise.
21648 * tree-sra.c (scan_function): Likewise.
21649 (decide_instantiations): Likewise.
21650 (scalarize_parms): Likewise.
21651 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21652 (dsa_named_for): Likewise.
21653 * tree-ssa-structalias.c (update_alias_info): Likewise.
21654 (merge_smts_into): Likewise.
21656 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21659 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21660 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21661 * alias.h (nonoverlapping_memrefs_p): Likewise.
21663 2008-02-25 Jan Beulich <jbeulich@novell.com>
21665 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21666 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21667 __emultls_get_address, __emultls_register_common,
21668 __floatundi?f, and _Unwind_GetIPInfo.
21669 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21670 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21671 (gen_regparm_prefix): Likewise.
21672 (i386_nlm_encode_section_info): Sync with
21673 config/i386/winnt.c:i386_pe_encode_section_info().
21674 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21675 i386_nlm_mangle_decl_assembler_name): New.
21676 (netware_override_options): New.
21677 * config/i386/netware.h (netware_override_options): Declare.
21678 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21679 (i386_nlm_mangle_decl_assembler_name): Declare.
21680 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21682 2008-02-25 Ben Elliston <bje@au.ibm.com>
21685 * c-decl.c (grokdeclarator): Remove unused local variables
21686 `typedef_type' and `type_as_written'.
21688 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21689 unused local variable `has_hot_blocks'.
21690 (fix_crossing_conditional_branches): Remove unused local variable
21693 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21695 PR middle-end/19984
21696 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21697 using DEF_C99_BUILTIN.
21698 (BUILT_IN_NANF): Ditto.
21699 (BUILT_IN_NANL): Ditto.
21701 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21702 Revital Eres <eres@il.ibm.com>
21704 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21705 regarding the order of two dependent insns in the same row.
21707 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21709 * stor-layout.c (layout_decl): Do not bump the alignment of a
21710 bit-field to more than byte alignment if it is packed.
21712 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21714 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21717 2008-02-24 Diego Novillo <dnovillo@google.com>
21719 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21722 * tree-vrp.c (vrp_evaluate_conditional): With
21723 -Wtype-limits, emit a warning when comparing against a
21724 constant outside the natural range of OP0's type.
21725 * c.opt (Wtype-limits): Move ...
21726 * common.opt (Wtype-limits): ... here.
21728 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21730 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21731 * config/rs6000/e300c2c3.md: New file.
21732 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21734 (rs6000_override_options): Add e300c2 and e300c3 cases to
21735 processor_target_table. Do not allow usage of Altivec or Spe
21736 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21737 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21738 * config/rs6000/rs6000.h (processor_type): Add
21739 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21740 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21741 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21742 and ppce300c3. Include e300c2c3.md.
21744 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21746 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21747 instead of TARGET_STRICT_ALIGN.
21749 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21751 * explow.c (memory_address): Assert that the generated address is
21754 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21757 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21758 * config/darwin-ppc-ldouble-patch.def: New file.
21759 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21760 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21761 SUBTARGET_INIT_BUILTINS if defined.
21762 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21765 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21768 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21769 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21771 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21774 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21775 file" warning condtional on -Winvalid-PCH.
21777 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21779 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21781 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21785 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21786 prevent reload from using MMX registers.
21787 (*mov<mode>_internal): Ditto.
21788 (*movv2sf_internal_rex64): Ditto.
21789 (*movv2sf_internal): Ditto.
21791 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21793 PR documentation/31569
21794 * doc/install.texi2html: Use makeinfo --no-number-sections.
21796 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21798 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21799 ensure that we can address an entire entity > 8 bytes. Don't
21800 generate reg+reg addressing for such data.
21802 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21804 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21805 strings when optimizing for size, unless the target cares about
21808 2008-02-22 Tom Tromey <tromey@redhat.com>
21810 * regclass.c (current_pass): Remove declaration.
21812 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21814 * config/avr/libgcc.S (__RAMPZ__): Define.
21815 (__do_copy_data): Add for devices with 128KB code memory.
21817 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21819 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21821 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21823 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21825 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21828 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21831 * c-typeck.c (build_binary_op): Warn about floating point
21832 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21834 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21837 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21838 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21840 (rs6000_override_options): Set altivec_abi as default, not override,
21841 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21842 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21843 is used; use new member spe_abi.
21844 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21845 spe_abi and altivec_abi.
21847 2008-02-22 Tomas Bily <tbily@suse.cz>
21849 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21851 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21854 * config.build (build_file_translate): Set to `CMD //c' only if
21856 * Makefile.in (build_file_translate): Improve comment.
21858 2008-02-21 Jan Hubicka <jh@suse.cz>
21860 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21861 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21862 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21864 2008-02-21 Michael Matz <matz@suse.de>
21867 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21869 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21871 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21872 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21873 as insn constraint.
21874 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21875 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21876 SSE_VEC_FLOAT_MODE_P as insn constraint.
21877 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21878 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21879 sse4a_movntdf using MODEF mode iterator.
21880 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21881 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21882 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21883 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21884 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21885 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21886 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21888 2008-02-21 Richard Guenther <rguenther@suse.de>
21890 * tree.def (PAREN_EXPR): New tree code.
21891 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21893 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21894 * expr.c (expand_expr_real_1): Likewise.
21895 * tree-inline.c (estimate_num_insns_1): Likewise.
21896 * tree-complex.c (expand_complex_move): Likewise.
21897 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21900 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21903 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21905 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21908 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21910 * config/sh/sh.c (find_barrier): Don't go past
21911 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21913 2008-02-20 DJ Delorie <dj@redhat.com>
21915 * config/h8300/h8300.md (insv): Force source operand to be a register.
21917 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21918 as a jump, not as a plain insn.
21920 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21922 * doc/invoke.texi (Warning Options): Add new option
21923 -Wframe-larger-than=.
21924 (-Wframe-larger-than): Document.
21926 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21927 Add declarations for new option variables.
21929 * final.c (final_start_function): Check the frame size
21930 before emission and issue a Wframe-larger-than warning.
21932 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21933 Add definitions for new option variables.
21934 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21936 * common.opt (Wframe-larger-than=): New option.
21938 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21940 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21941 (<sse>_div<mode>3): Ditto.
21942 (<sse>_vmdiv<mode>3): Ditto.
21943 (<sse>_vmsqrt<mode>2): Ditto.
21944 (*smax<mode>3): Ditto.
21945 (sse5_frcz<mode>2): Ditto.
21946 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21947 as insn constraint.
21949 2008-02-20 Richard Guenther <rguenther@suse.de>
21951 PR middle-end/35265
21952 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21953 be happy with INTEGRAL_TYPE_P.
21955 2008-02-20 Richard Guenther <rguenther@suse.de>
21957 * fold-const.c (split_tree): Associate floatig-point expressions
21958 if flag_associative_math is set.
21960 2008-02-20 Richard Guenther <rguenther@suse.de>
21962 * tree.h (fold_real_zero_addition_p): Declare.
21963 * fold-const.c (fold_real_zero_addition_p): Export.
21964 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21965 floating-point operations with zero and one.
21967 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21969 * doc/install.texi: Correct references to CFLAGS, replacing them
21970 with BOOT_CFLAGS. Document flags used during bootstrap for
21973 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21975 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21976 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21977 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21979 (smin<mode>3): Ditto from similar patterns.
21980 (smax<mode>3): Ditto.
21981 (*ieee_smin<mode>3): Ditto.
21982 (*ieee_smax<mode>3): Ditto.
21983 * config/i386/sse.md (sse): New mode attribute.
21984 (mov<mode>): Macroize expander from movv4sf and movv2df using
21985 SSEMODEF2P mode iterator.
21986 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21987 SSE_VEC_FLOAT_MODE_P as insn constraint.
21988 (storent<mode>): Ditto.
21989 (storent<mode>): Macroize expander from storentsf and storentdf using
21990 MODEF mode iterator.
21991 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21992 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21993 (abs<mode>2): Ditto from similar patterns.
21994 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21995 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21996 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21997 (<sse>_vmsqrt<mode>2): Ditto.
21998 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21999 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22000 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22001 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22002 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22003 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22004 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22006 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22007 iterator and SSE_FLOAT_MODE_P as insn constraint.
22008 (<sse>_ucomi): Ditto from similar patterns.
22009 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22010 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22011 SSE_VEC_FLOAT_MODE_P as insn constraint.
22012 (vcond<mode>): Ditto from similar patterns.
22013 (and<mode>3, *and<mode>3): Ditto.
22014 (<sse>_nand<mode>3): Ditto.
22015 (ior<mode>3, *ior<mode>3): Ditto.
22016 (xor<mode>3, *xor<mode>3): Ditto.
22017 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22018 iterator and SSE_FLOAT_MODE_P as insn constraint.
22019 (*nand<mode>3): Ditto from similar patterns.
22020 (*ior<mode>3): Ditto.
22021 (*xor<mode>3): Ditto.
22023 2008-02-20 Ira Rosen <irar@il.ibm.com>
22025 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22026 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22027 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22029 2008-02-19 Jan Hubicka <jh@suse.cz>
22031 * predict.c (tree_bb_level_predictions): Remove variable next
22032 mistakely introduced by previous commit.
22034 2008-02-19 Jan Hubicka <jh@suse.cz>
22036 * predict.c (predict_paths_leading_to): Rewrite.
22037 (predict_paths_for_bb): New.
22038 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22040 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22043 * Makefile.in (build_file_translate): New.
22044 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22045 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22046 * configure.ac (build_file_translate): Substitute it.
22047 * configure: Regenerate.
22049 2008-02-19 Jan Hubicka <jh@suse.cz>
22051 PR rtl-optimization/34408
22052 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22055 2008-02-19 Jan Hubicka <jh@suse.cz>
22057 PR middle-end/28779
22058 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22061 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22064 * config/i386/i386-modes.def: Revert the last DI alignment
22065 change until Ada people can look into it.
22067 2008-02-19 Nick Clifton <nickc@redhat.com>
22069 * opts.c (print_specific_help): Fix typo in --help text.
22071 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22074 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22075 32-bit inline asm without asm alternatives for host GCC < 3.0.
22077 2008-02-19 Richard Guenther <rguenther@suse.de>
22079 PR tree-optimization/34989
22080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22081 Allow propagation to INDIRECT_REF if we can simplify only.
22083 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22085 * c-common.c (warn_for_collisions_1): Use appropriate option when
22088 2008-02-19 Nick Clifton <nickc@redhat.com>
22091 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22092 (handle_options): Fix indentation.
22093 (print_filtered_help): If no language-specific options were
22094 displayed tell the user how to list all the options supported by
22095 the language's front-end.
22096 (print_specific_help): Fix indentation and remove duplicate line.
22097 (common_handle_option): Handle the -v option.
22098 For --help enable the display of undocumented options if the -v
22099 switch has been included on the command line.
22100 For --help= check for overlaps in the arguments between the option
22101 classes and the language names and issue a warning when they
22102 cannot be disambiguated.
22103 * c.opt (v): Pass on to the common option handler.
22105 2008-02-19 Revital Eres <eres@il.ibm.com>
22107 * modulo-sched.c (sms_schedule): Change dump message when
22108 create_ddg function fails.
22109 (try_scheduling_node_in_cycle): Rename row to cycle.
22110 (print_partial_schedule): Rename CYCLE to ROW.
22112 2008-02-19 Christian Bruel <christian.bruel@st.com>
22113 Zdenek Dvorak <ook@ucw.cz>
22115 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22117 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22120 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22121 (*x86_movdicc_0_m1_se): Ditto.
22123 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22125 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22126 (CMPtype): Define as __gcc_CMPtype.
22127 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22128 (CMPtype): Define as __gcc_CMPtype.
22130 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22132 Support valgrind 3.3 for --enable-checking=valgrind.
22133 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22135 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22136 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22137 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22138 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22139 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22140 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22141 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22143 * ggc-zone.c: Similar.
22144 * ggc-page.c: Similar.
22146 2008-02-19 Paul Brook <paul@codesourcery.com>
22149 * config/arm/ieee754-df.S: Fix do_it typo.
22150 * config/arm/ieee754-sf.S: Fix do_it typo.
22152 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22155 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22156 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22157 (OPTION_MASK_ISA_SSE_SET): Likewise.
22158 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22159 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22160 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22161 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22162 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22163 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22164 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22165 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22166 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22167 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22168 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22169 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22170 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22171 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22172 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22173 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22174 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22175 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22176 (OPTION_MASK_ISA_SSE4): Removed.
22177 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22178 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22179 (override_options): Don't turn on implied SSE/MMX bits in
22182 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22184 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22187 2008-02-18 Joey Ye <joey.ye@intel.com>
22189 PR middle-end/34921
22190 * tree-nested.c (insert_field_into_struct): Set type alignment
22191 to field alignment if the former is less than the latter.
22193 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22195 * BASE-VER: Set to 4.4.0.
22197 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22199 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22200 * doc/cfg.texi: Likewise.
22201 * doc/extend.texi: Likewise.
22202 * doc/gty.texi: Likewise.
22203 * doc/invoke.texi: Likewise.
22204 * doc/loop.texi: Likewise.
22205 * doc/md.texi: Likewise.
22206 * doc/passes.texi: Likewise.
22207 * doc/rtl.texi: Likewise.
22208 * doc/sourcebuild.texi: Likewise.
22209 * doc/tm.texi: Likewise.
22210 * doc/tree-ssa.texi: Likewise.
22212 2008-02-17 Richard Guenther <rguenther@suse.de>
22214 PR middle-end/35227
22215 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22216 without default definition.
22218 2008-02-17 Richard Guenther <rguenther@suse.de>
22220 PR tree-optimization/35231
22221 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22224 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22227 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22228 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22229 libgcc_cmp_return mode.
22231 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22234 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22236 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22238 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22241 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22243 * doc/c-tree.texi: Use `@.' where appropriate.
22244 * doc/extend.texi: Likewise.
22245 * doc/install.texi: Likewise.
22246 * doc/invoke.texi: Likewise.
22247 * doc/loop.texi: Likewise.
22248 * doc/makefile.texi: Likewise.
22249 * doc/md.texi: Likewise.
22250 * doc/passes.texi: Likewise.
22251 * doc/standards.texi: Likewise.
22252 * doc/tm.texi: Likewise.
22254 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22256 PR middle-end/35196
22257 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22259 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22260 rather than in entry_bb.
22262 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22264 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22265 libgcc_cmp_return mode.
22267 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22269 PR middle-end/35130
22270 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22271 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22273 2008-02-15 Richard Guenther <rguenther@suse.de>
22274 Zdenek Dvorak <ook@ucw.cz>
22276 PR tree-optimization/35164
22277 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22278 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22279 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22280 Only propagate addresses which do not have abnormal SSA_NAMEs
22283 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22286 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22288 2008-02-15 Jan Hubicka <jh@suse.cz>
22290 PR middle-end/35149
22291 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22293 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22295 PR middle-end/34621
22296 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22297 when calculating alignment_pad.
22299 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22301 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22302 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22303 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22304 and STACK_BOUNDARY define.
22306 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22308 PR preprocessor/35061
22309 * c-pragma.c (handle_pragma_pop_macro): Check that
22310 pushed_macro_table has been allocated.
22312 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22314 PR middle-end/35136
22315 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22316 (force_gimple_operand): Likewise.
22317 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22318 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22319 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22320 (find_interesting_uses_address): Check addressability and alignment
22321 of the base expression only after substituting bases of IVs into it.
22323 2008-02-14 Michael Matz <matz@suse.de>
22326 * function.c (instantiate_virtual_regs_in_insn): Reload address
22327 before falling back to reloading the whole operand.
22329 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22331 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22332 before the first section switch note.
22334 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22336 * doc/bugreport.texi: Update copyright years.
22337 * doc/c-tree.texi: Likewise.
22338 * doc/cfg.texi: Likewise.
22339 * doc/cpp.texi: Likewise.
22340 * doc/cppinternals.texi: Likewise.
22341 * doc/fragments.texi: Likewise.
22342 * doc/frontends.texi: Likewise.
22343 * doc/gcc.texi: Likewise.
22344 * doc/gty.texi: Likewise.
22345 * doc/hostconfig.texi: Likewise.
22346 * doc/implement-c.texi: Likewise.
22347 * doc/libgcc.texi: Likewise.
22348 * doc/loop.texi: Likewise.
22349 * doc/makefile.texi: Likewise.
22350 * doc/options.texi: Likewise.
22351 * doc/passes.texi: Likewise.
22352 * doc/rtl.texi: Likewise.
22353 * doc/sourcebuild.texi: Likewise.
22354 * doc/standards.texi: Likewise.
22355 * doc/tree-ssa.texi: Likewise.
22356 * doc/trouble.texi: Likewise.
22358 * doc/extend.texi: Use @: or add comma where appropriate.
22359 * doc/invoke.texi: Likewise.
22360 * doc/tm.texi: Likewise.
22362 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22365 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22368 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22370 * doc/md.texi (clz, ctz): Add reference.
22371 * doc/rtl.texi (clz, ctz): Likewise.
22373 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22376 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22379 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22381 * config/s390/s390.c (struct constant_pool): New field
22382 emit_pool_after added.
22383 (s390_mainpool_start): Set the emit_pool_after flag according
22384 to the section switch notes.
22385 (s390_mainpool_finish): Consider emit_pool_after when emitting
22386 the literal pool at the end of the function.
22387 (s390_chunkify_start): Force literal pool splits at section
22390 2008-02-13 Michael Matz <matz@suse.de>
22393 * var-tracking.c (clobber_variable_part): Correctly traverse the
22396 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22399 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22400 Add -fdump-ipa-inline.
22401 * tree-dump.c (dump_files): Remove tree-inlined dump.
22402 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22404 2008-02-12 Richard Guenther <rguenther@suse.de>
22406 PR tree-optimization/35171
22407 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22410 2008-02-12 Richard Guenther <rguenther@suse.de>
22412 PR middle-end/35163
22413 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22414 value-preserving mode. Disallow final truncation.
22416 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22418 PR middle-end/35136
22419 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22420 code from here to...
22421 (force_gimple_operand): ...here.
22423 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22426 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22427 non-compatible pointers.
22428 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22429 different FIELD_DECLs, try harder by comparing field offsets, sizes
22432 PR inline-asm/35160
22433 * function.c (match_asm_constraints_1): Don't replace the same input
22436 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22438 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22439 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22440 (expand_epilogue): Restore RAMPZ register.
22441 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22443 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22445 * config/i386/cygwin.asm: (__alloca): Correct calling
22446 convention and alignment.
22447 (__chkstk): Force 8 byte stack alignment.
22449 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22450 Richard Guenther <rguenther@suse.de>
22452 PR tree-optimization/33992
22453 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22454 the zero we compare against.
22456 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22458 PR libfortran/35063
22459 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22460 to CloseHandle after unlocking to prevent accumulation of handle
22463 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22465 PR middle_end/34150
22466 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22467 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22468 and update LABEL_NUSES during and after reload.
22470 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22472 PR middle-end/34627
22473 * combine.c (simplify_if_then_else): Make sure the comparison is
22474 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22476 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22479 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22480 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22481 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22482 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22483 * tree.h (get_type_static_bounds): Likewise.
22485 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22487 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22488 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22489 Make -Wfoo language annotations match what the compiler outputs.
22491 2008-02-08 Sa Liu <saliu@de.ibm.com>
22493 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22494 intrinsics spu_convts, spu_convtu, spu_convtf.
22496 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22498 * doc/extend.texi (Function Attributes) <noinline>: Mention
22499 asm ("") as method to keep calls.
22501 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22504 * doc/options.texi (Options): Replace references to opts.sh with
22506 * opts-common.c: Likewise.
22507 * optc-gen.awk: Likewise.
22509 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22511 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22513 2008-02-07 Richard Henderson <rth@redhat.com>
22516 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22517 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22520 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22522 PR tree-optimization/35085
22523 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22524 for operand entry oe2 in addition to operand entry oe3 in order to
22525 expose more opportunities for vectorizer sum reduction.
22527 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22530 * Makefile.in (LIBS): Remove $(GMPLIBS).
22531 (cc1-dummy, cc1): Add $(GMPLIBS).
22533 2008-02-06 Jan Hubicka <jh@suse.cz>
22536 * i386.md (moddf_integer): Do not produce partial memory stalls for
22537 targets where it hurts.
22539 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22542 * optabs.c (expand_float): Do not check for decimal modes when
22543 expanding unsigned integer through signed conversion.
22545 2008-02-06 Nick Clifton <nickc@redhat.com>
22547 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22548 inside the clobber with a match_operand and duplicated operand
22549 number in the constraint.
22550 (ineqbranchsi): Delete redundant comment.
22552 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22554 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22555 builtin_define ("__USE_INIT_FINI__").
22556 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22558 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22560 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22562 PR documentation/30330
22563 * doc/invoke.texi (C++ Dialect Options)
22564 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22565 For each warning option -Wfoo that allows -Wno-foo, ensure both
22566 -Wfoo and -Wno-foo are listed in the option index. Fix index
22567 entry of -Wswitch-default, index -Wnormalized= including the
22568 `=', and -Wlarger-than-@var{len} including @var{len}.
22570 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22572 * config/i386/i386.md (floatunssisf2): Use
22573 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22574 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22575 Macroize expander using MODEF mode iterator.
22577 2008-02-05 Diego Novillo <dnovillo@google.com>
22579 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22582 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22584 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22587 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22589 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22592 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22593 to indicate if a message should be generated.
22594 (init_cumulative_args): Updated.
22595 (function_value_32): Likewise.
22597 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22599 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22601 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22604 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22605 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22607 2008-02-04 Diego Novillo <dnovillo@google.com>
22609 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22612 * tree-vrp.c (vrp_evaluate_conditional): With
22613 -Wtype-limits, emit a warning when comparing against a
22614 constant outside the natural range of OP0's type.
22616 2008-02-04 Richard Guenther <rguenther@suse.de>
22618 PR middle-end/33631
22619 * expr.c (count_type_elements): Give for unions instead of
22622 2008-02-04 Richard Guenther <rguenther@suse.de>
22624 PR middle-end/35043
22625 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22626 to TYPE_DOMAINs base type instead of using bitsizetype here.
22628 2008-02-03 Jason Merrill <jason@redhat.com>
22630 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22632 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22635 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22636 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22637 (RS/6000 and PowerPC Options): Fix typos and markup.
22638 * doc/passes.texi (Tree-SSA passes): Likewise.
22640 2008-02-02 Michael Matz <matz@suse.de>
22643 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22644 from record_last_reg_set_info.
22645 (record_last_reg_set_info): Take an RTX argument, iterate over all
22646 constituent hardregs.
22647 (record_last_set_info, record_opr_changes): Change calls to
22648 new signature or to record_last_reg_set_info_regno.
22650 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22652 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22654 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22656 PR rtl-optimization/34773
22657 * reg-notes.def (EQUAL): Mention significance of combination of
22658 REG_EQUAL and REG_RETVAL.
22659 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22660 insn that has a REG_RETVAL.
22662 2008-02-01 Roger Sayle <roger@eyesopen.com>
22665 * configure.ac (--enable-fixed-point): Disable unless explicitly
22667 * configure: Regenerate.
22669 2008-02-01 Richard Guenther <rguenther@suse.de>
22672 * invoke.texi (-finline-limit): Remove no longer true parts
22673 of the documentation. Note that there is no default value.
22675 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22676 Mark Mitchell <mark@codesourcery.com>
22677 Ben Elliston <bje@au.ibm.com>
22680 * doc/extend.texi (Other Builtins): Document.
22682 2008-01-31 Tom Browder <tom.browder@gmail.com>
22684 * doc/c-tree.texi (Types): Fix grammar.
22685 (Expression trees): Ditto.
22686 * doc/passes.texi (Tree-SSA passes): Ditto.
22688 * doc/configterms.texi (Configure Terms): Fix typo.
22689 * doc/cpp.texi (Common Predefined Macros): Ditto.
22690 * doc/md.texi (Machine Constraints): Ditto.
22692 * doc/makefile.texi (Makefile): Add comma.
22694 2008-01-31 Tom Browder <tom.browder@gmail.com>
22695 Gerald Pfeifer <gerald@pfeifer.com>
22697 * doc/sourcebuild.texi (Front End): Remove references to CVS
22698 and CVSROOT/modules.
22699 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22700 (Back End): Remove reference to CVS.
22702 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22705 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22707 (mips16_gp_pseudo_reg): ...here.
22708 * config/mips/mips.md (load_const_gp): Replace with...
22709 (load_const_gp_<mode>): ...this :P-based insn.
22711 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22713 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22714 options. Minor fixes.
22715 (-std): Move reference to standards closer to where language
22716 standards are first mentioned.
22718 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22720 PR rtl-optimization/34995
22721 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22722 parameter and return a bool. If the rtx parameter is nonnull,
22723 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22724 (find_reloads): Update call accordingly. Pass the new operand
22725 if it needed no address reloads, otherwise pass null.
22727 2008-01-30 Richard Henderson <rth@redhat.com>
22730 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22731 for unbounded arrays.
22733 2008-01-30 Silvius Rus <rus@google.com>
22735 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22737 2008-01-30 Jan Hubicka <jh@suse.cz>
22740 * i386.c (init_cumulative_args): Use real function declaration when
22743 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22745 PR rtl-optimization/34998
22746 * global.c (build_insn_chain): Treat non-subreg_lowpart
22747 SUBREGs of pseudos as clobbering all the words covered by the
22748 SUBREG, not just all the bytes.
22749 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22750 original df_ref rather than an extract parameter.
22751 (global_conflicts): Update call accordingly.
22753 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22755 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22756 the overflow check to make it easier to read.
22757 (__fixtfdi): Change the type of the ll member in union
22758 long_double to UDItype_x.
22760 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22762 PR middle-end/34969
22763 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22764 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22765 * tree-inline.c (fold_marked_statements): Call
22766 cgraph_update_edges_for_call_stmt if folding a call statement.
22767 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22768 debug_generic_stmt calls, reset it back afterwards.
22771 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22773 * c-typeck.c (build_external_ref): Don't pedwarn about
22774 static vars in current function's scope.
22776 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22778 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22780 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22783 * ipa-struct-reorg.c: Fix spelling.
22784 * params.def: Ditto.
22786 2008-01-29 Richard Guenther <rguenther@suse.de>
22788 PR middle-end/35006
22789 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22791 * tree-inline.c (remap_type): Increment remapping_type_depth
22792 around remapping types.
22793 (copy_body_r): Only add referenced variables if they are referenced
22794 from code, not types.
22796 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22807 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22808 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22810 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22813 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22814 pointer for tiny stack.
22816 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22818 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22820 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22822 * config/vx-common.h: Fix typo in comment.
22824 2008-01-28 Ian Lance Taylor <iant@google.com>
22828 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22829 coalesce pointers if they have different DECL_NO_TBAA_P values.
22830 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22831 between variables with different DECL_NO_TBAA_P values.
22833 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22836 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22837 are not legitimate small data references on SPE targets.
22839 2008-01-28 David Daney <ddaney@avtrex.com>
22841 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22843 2008-01-28 David Daney <ddaney@avtrex.com>
22845 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22847 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22849 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22850 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22851 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22852 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22853 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22854 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22855 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22856 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22858 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22860 * basic-block.h (condjump_equiv_p): Fix comment.
22862 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22864 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22865 print_generic_stmt_indented): Fix comment.
22867 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22869 * configure.ac (__stack_chk_fail): Add detecion for availability
22870 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22871 * configure: Regenerate.
22873 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22875 PR middle-end/34688
22876 * final.c (output_addr_const): Handle TRUNCATE.
22878 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22881 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22882 (zero_cost, infinite_cost): New constants.
22883 (struct cost_pair): Change type of cost to comp_cost.
22884 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22885 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22887 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22888 split_address_cost, ptr_difference_cost, difference_cost,
22889 get_computation_cost_at, get_computation_cost,
22890 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22891 determine_use_iv_cost_condition, determine_use_iv_costs,
22892 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22893 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22894 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22895 Change type of cost to comp_cost.
22896 (determine_iv_cost): Increase cost of non-original ivs, instead
22897 of decreasing the cost of original ones.
22898 (get_address_cost): Indicate the complexity of the addressing mode
22900 (try_add_cand_for): Prefer using ivs not specific to some object.
22901 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22903 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22904 Janis Johnson <janis187@us.ibm.com>
22907 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22908 (TARGET_INSTANTIATE_DECLS): Likewise.
22909 * target.h (expand_to_rtl_hook): New target hook.
22910 (instantiate_decls): Likewise.
22911 * function.c (instantiate_decl): Make non-static. Rename to...
22912 (instantiate_decl_rtl): ... this.
22913 (instantiate_expr): Use instantiate_decl_rtl.
22914 (instantiate_decls_1): Likewise.
22915 (instantiate_decls): Likewise.
22916 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22917 * function.h (instantiate_decl_rtl): Add prototype.
22918 * cfgexpand.c (target.h): New include.
22919 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22920 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22921 (TARGET_INSTANTIATE_DECLS): Likewise.
22922 (TARGET_INITIALIZER): New target hooks added.
22923 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22925 * config/rs6000/rs6000.c (tree-flow.h): New include.
22926 (machine_function): Add sdmode_stack_slot field.
22927 (rs6000_alloc_sdmode_stack_slot): New function.
22928 (rs6000_instantiate_decls): Likewise.
22929 (rs6000_secondary_memory_needed_rtx): Likewise.
22930 (rs6000_check_sdmode): Likewise.
22931 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22932 (TARGET_INSTANTIATE_DECLS): Likewise.
22933 (rs6000_hard_regno_mode_ok): Allow SDmode.
22934 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22935 (rs6000_emit_move): Handle SDmode.
22936 (function_arg_advance): Likewise.
22937 (function_arg): Likewise.
22938 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22939 SDmode var args for 32-bit compiles.
22940 (rs6000_secondary_reload_class): Handle SDmode.
22941 (rs6000_output_function_epilogue): Likewise.
22942 (rs6000_function_value): Simplify if statement.
22943 (rs6000_libcall_value): Likewise.
22944 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22945 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22946 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22947 (movsd_hardfloat): New define_insn.
22948 (movsd_softfloat): Likewise.
22949 (movsd_store): Likewise.
22950 (movsd_load): Likewise.
22951 (extendsddd2): Likewise.
22952 (extendsdtd2): Likewise.
22953 (truncddsd2): Likewise.
22954 (movdd_hardfloat64): Fixup comment.
22955 (UNSPEC_MOVSD_LOAD): New constant.
22956 (UNSPEC_MOVSD_STORE): Likewise.
22958 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22961 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22963 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22964 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22965 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22966 and TRUTH_XOR_EXPR.
22968 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22971 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22972 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22973 __LONGDOUBLE128 too.
22974 * config/rs6000/aix61.h: New file.
22976 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22978 PR rtl-optimization/34959
22979 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22980 popcount and parity rtxes the same mode as their operand.
22981 Truncate or extend the result to the return value's mode
22984 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22987 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22988 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22989 to GOT_VERSION_REGNUM.
22990 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22991 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22992 * config/mips/mips.c (mips_emit_call_insn): New function.
22993 (mips_call_tls_get_addr): Call mips_expand_call directly.
22994 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22996 (mips16_build_call_stub): Likewise. Return the call insn or null.
22997 (mips_expand_call): Update the call to mips16_build_call_stub
22998 accordingly and a remove redundant condition. Assert that MIPS16
22999 stubs do not use lazy binding. Use mips_emit_call_insn and return
23001 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23003 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23004 (mips_avoid_hazard): Remove hazard_set handling.
23005 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23006 (UNSPEC_RESTORE_GP): ...this.
23007 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23008 (FAKE_CALL_REGNO): Rename to...
23009 (GOT_VERSION_REGNUM): ...this.
23010 (type): Add "ghost" value. Add an associated insn reservation.
23011 (hazard_set): Remove.
23012 (exception_receiver): Rename to...
23013 (restore_gp): ...this and update the unspec identifier accordingly.
23014 (exception_receiver, nonlocal_got_receiver): New expanders.
23015 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23016 FAKE_CALL_REGNO. Remove hazard_set attribute.
23017 (set_got_version, update_got_version): New patterns.
23019 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23022 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23024 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23027 * doc/install.texi2html: Generate gcc-vers.texi.
23029 2008-01-25 DJ Delorie <dj@redhat.com>
23031 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23033 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23035 * config/c4x: Remove directory.
23036 * config.gcc (crx-*, mt-*): Mark obsolete.
23037 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23038 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23039 sh-*-rtemscoff*): Remove cases.
23040 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23041 * real.c (encode_c4x_single, decode_c4x_single,
23042 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23043 c4x_extended_format): Remove.
23044 * real.h (c4x_single_format, c4x_extended_format): Remove.
23045 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23047 (Pragmas): Remove comment about c4x pragmas.
23048 * doc/install.texi (c4x): Remove target-specific instructions.
23049 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23050 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23051 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23052 refer to C4x source files as examples.
23053 (C4X_FLOAT_FORMAT): Remove documentation.
23055 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23057 * config/bfin/bfin.c (override_options): Reorder tests so that
23058 flag_pic gets enabled for -msep-data.
23060 2008-01-25 Richard Guenther <rguenther@suse.de>
23062 PR middle-end/32244
23063 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23064 to its bitfield precision if required.
23066 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23068 PR middle-end/33880
23069 * tree-nested.c (walk_omp_for): New function.
23070 (convert_nonlocal_reference, convert_local_reference): Call
23071 walk_omp_for on OMP_FOR.
23072 (convert_call_expr): Call walk_body on OMP_FOR's
23073 OMP_FOR_PRE_INIT_BODY.
23075 2008-01-25 Richard Guenther <rguenther@suse.de>
23077 PR tree-optimization/34966
23078 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23079 default defs and PHI_NODEs we have to insert after the
23080 defining statement.
23082 2008-01-24 Nick Clifton <nickc@redhat.com>
23084 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23085 Provide a default definition.
23086 (LIBGCC2_UNITS_PER_WORD): Likewise.
23088 * config/stormy16/stormy16.c: Include df.h for the prototype
23089 for df_regs_ever_live_p.
23090 (xstormy16_expand_builtin_va_start): Convert the stack offset
23091 into a component_ref and then use POINTER_PLUS_EXPR to add it
23092 to the incoming_virtual_args_rtx.
23093 (xstormy16_gimplify_va_arg_expr): Rename to
23094 xstormy16_gimplify_va_arg_expr.
23095 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23096 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23097 xstormy16_gimplify_va_arg_expr.
23098 Fix up some formatting issues.
23100 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23101 Move to predicates.md.
23102 (xs_hi_general_operand): Likewise.
23103 (xs_hi_nonmemory_operand): Likewise.
23104 * config/stormy16/predicates.md:
23105 (xstormy16_carry_plus_operand): New predicate.
23106 (xs_hi_general_operand): New predicate.
23107 (xs_hi_nonmemory_operand): New predicate.
23108 * config/stormy16/stormy16-protos.h:
23109 (xstormy16_carry_plus_operand): Delete prototype.
23110 (xs_hi_general_operand): Likewise.
23111 (xs_hi_nonmemory_operand): Likewise.
23113 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23114 modifiers as they are no longer needed and they can trigger
23115 reload spill failures.
23117 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23118 with a match_operand in order to help reload.
23120 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23121 constraint with 'e' for the 8th alternative as this version of
23122 the mov.w instruction only accepts the lower 8 registers.
23124 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23127 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23128 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23131 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23133 PR middle-end/33333
23134 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23136 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23138 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23140 (remove_structure): Update allocations list before removing structure.
23142 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23144 * ipa-struct-reorg.c (is_safe_cond_expr,
23145 create_new_stmts_for_cond_expr): Use integer_zerop function,
23146 that recognize not only zero-pointer, but zero-integer too.
23148 2008-01-25 Ben Elliston <bje@au.ibm.com>
23151 * fixproto: Escape "." in sed expression that strips leading "./".
23153 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23156 * gcc.c (SWITCH_OK): Removed.
23157 (SWITCH_LIVE): Changed to bit.
23158 (SWITCH_FALSE): Likewise.
23159 (SWITCH_IGNORE): Likewise.
23160 (switchstr): Change live_cond to unsigned int.
23161 (process_command): Replace SWITCH_OK with 0.
23162 (do_self_spec): Likewise.
23163 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23164 (give_switch): Likewise.
23165 (used_arg): Likewise.
23166 (do_spec_1): Set the SWITCH_IGNORE bit.
23167 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23168 bits. Set the SWITCH_LIVE bit.
23170 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23172 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23174 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23176 PR tree-optimization/34472
23177 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23178 parameter to a "bool *" and set *DATA to false if there is
23179 an unsafe access. Do not delete the structure here.
23180 (check_cond_exprs): Delete it here instead.
23181 (check_cond_exprs, exclude_cold_structs): Do not increase
23182 I when removing a structure.
23184 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23187 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23188 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23190 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23192 PR middle-end/34934
23193 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23194 a fixed vector for stack.
23196 2008-01-24 Ben Elliston <bje@au.ibm.com>
23199 * doc/gcc.texi (Software development): Add a direntry for g++.
23201 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23203 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23204 stale and straggling -fforce-addr comments above.
23206 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23208 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23209 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23211 2008-01-23 Michael Matz <matz@suse.de>
23214 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23217 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23219 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23220 malloc result type.
23222 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23224 * config/avr/avr.c (avr_current_arch): New variable.
23225 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23226 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23227 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23228 (avr_override_options): Init 'avr_current_arch'.
23229 (base_arch_s): Move from here...
23230 * config/avr/avr.h (base_arch_s): ... here. Add new members
23231 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23232 'mega' to 'have_jmp_call'.
23233 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23234 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23236 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23238 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23239 MULTILIB_MATCHES): Ditto.
23241 2008-01-23 Richard Guenther <rguenther@suse.de>
23243 PR middle-end/31529
23244 * cgraphunit.c (cgraph_reset_node): Always mark the node
23245 not reachable if it is not queued already.
23247 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23249 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23250 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23251 (cputype_selected): New static variable.
23252 (bfin_handle_option): Set it if -mcpu is used.
23253 (override_option): Select default set of workarounds if no cpu type
23254 selected on the command line.
23255 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23257 From Michael Frysinger <michael.frysinger@analog.com>
23258 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23259 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23261 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23262 for bf547, bf523, bf524, and bf526.
23263 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23265 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23266 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23267 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23268 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23269 * doc/invoke.texi (Blackfin Options): Document that
23270 -mcpu now accept bf547, bf523, bf524, and bf526.
23272 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23274 PR rtl-optimization/34628
23275 * combine.c (try_combine): Stop and undo after the first combination
23276 if an autoincrement side-effect on the first insn has effectively
23279 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23282 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23283 Offset addresses are not valid for Altivec or paired float modes.
23285 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23288 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23289 if DECL_INITIAL (decl) is error_mark_node.
23292 * c-common.c (handle_vector_size_attribute): Only allow
23293 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23294 the same way as pointer, array etc. types.
23295 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23298 * tree.c (build_type_attribute_qual_variant): Call
23299 build_qualified_type if attributes are equal, but quals are not.
23301 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23304 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23305 * flags.h (warn_strict_aliasing): Remove.
23306 (warn_strict_overflow): Remove.
23307 * opts.c (warn_strict_aliasing): Remove.
23308 (warn_strict_overflow): Remove.
23309 * c-opts.c (c_common_handle_option): -Wall only sets
23310 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23311 (c_common_post_options): Give default values to -Wstrict-aliasing
23312 and -Wstrict-overflow if they are uninitialized.
23313 * common.opt (Wstrict-aliasing): Specify Var and Init.
23314 (Wstrict-overflow): Likewise.
23316 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23318 PR rtl-optimization/26854
23319 PR rtl-optimization/34400
23320 PR rtl-optimization/34884
23321 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23323 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23324 (df_rd_bb_info.expanded_lr_out): Deleted
23325 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23326 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23327 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23328 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23329 Removed code to allocate, initialize or free expanded_lr_out.
23330 (df_rd_bb_local_compute_process_def): Restructured to make more
23332 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23333 sets if the sets are being trimmed.
23335 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23338 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23339 (as_vers): Likewise.
23340 * configure: Regenerated.
23342 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23344 PR middle-end/33092
23345 * tree-pass.h (pass_build_alias): New pass.
23346 * tree-ssa-alias.c (gate_build_alias): New.
23347 (pass_build_alias): New.
23348 * passes.c (init_optimization_passes): Add pass_build_alias after
23349 pass_create_structure_vars.
23351 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23353 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23354 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23355 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23356 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23357 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23358 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23359 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23360 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23361 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23362 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23363 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23364 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23365 * config/s390/s390.md (FP_ALL): New mode iterator.
23366 (_d): New mode attribute.
23367 ("*signbit<mode>2>"): Changed mode of first operand.
23368 ("isinf<mode>2"): Changed mode of first operand.
23369 ("*TDC_insn"): Adaptation for DFP modes.
23371 2008-01-22 Ben Elliston <bje@au.ibm.com>
23373 * tree.c (check_qualified_type): Improve function description.
23375 2008-01-21 Jason Merrill <jason@redhat.com>
23378 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23379 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23382 2008-01-21 DJ Delorie <dj@redhat.com>
23384 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23387 2008-01-21 Richard Guenther <rguenther@suse.de>
23389 PR middle-end/34856
23390 * tree-cfg.c (verify_expr): Allow all invariant expressions
23391 instead of just constant class ones as reference argument.
23392 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23393 like any other constant.
23394 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23396 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23398 * regmove.c (fixup_match_1): Update call crossed frequencies.
23400 2008-01-21 Richard Guenther <rguenther@suse.de>
23403 * tree-inline.c (setup_one_parameter): Deal with mismatched
23404 types using a VIEW_CONVERT_EXPR.
23406 2008-01-21 Alon Dayan <alond@il.ibm.com>
23407 Olga Golovanevsky <olga@il.ibm.com>
23409 PR tree-optimization/34701
23410 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23411 when the structure size is not a power of 2.
23413 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23415 * doc/install.texi: Add doc for --enable-checking=df.
23417 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23419 PR rtl-optimization/34808
23420 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23422 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23424 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23427 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23429 PR rtl-optimization/26854
23430 PR rtl-optimization/34400
23431 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23433 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23434 (df_rd_bb_info.expanded_lr_out): New.
23435 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23436 * loop_iv.c (iv_analysis_loop_init): Ditto.
23437 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23438 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23439 Added code to allocate, initialize or free expanded_lr_out.
23440 (df_rd_bb_local_compute_process_def): Restructured to make
23441 more understandable.
23442 (df_rd_confluence_n): Add code to do nothing with fake edges and
23443 code to no apply invalidate_by_call sets if the sets are being trimmed.
23444 (df_lr_local_finalize): Renamed to df_lr_finalize.
23445 (df_live_local_finalize): Renamed to df_live_finalize.
23447 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23450 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23451 deciding whether to use reciprocal instructions.
23453 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23455 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23456 dwarf2out_note_section_used if cold_text_section is NULL.
23458 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23460 PR gcov-profile/34610
23461 * tree-cfg.c (make_edges): Mark both outgoing edges from
23462 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23463 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23464 from OMP_FOR and OMP_CONTINUE outgoing edges.
23466 * tree-profile.c (tree_profiling): Return early if
23467 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23469 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23470 from cfun to child_cfun.
23471 * function.h (struct function): Add after_tree_profile bit.
23473 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23475 * config/avr/avr.S (_exit): Disable interrupt.
23477 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23478 Steven Bosscher <stevenb.gcc@gmail.com>
23480 PR rtl-optimization/26854
23481 PR rtl-optimization/34400
23482 * df-problems.c (df_live_scratch): New scratch bitmap.
23483 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23484 (df_live_reset): Clear the proper bitmaps.
23485 (df_live_bb_local_compute): Only process the artificial defs once
23486 since the order is not important.
23487 (df_live_init): Init the df_live sets only with the variables
23488 found live by df_lr.
23489 (df_live_transfer_function): Use the df_lr sets to prune the
23490 df_live sets as they are being computed.
23491 (df_live_free): Free df_live_scratch.
23493 2008-01-18 Ian Lance Taylor <iant@google.com>
23495 * common.opt: Add fmerge-debug-strings.
23496 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23497 flag_merge_debug_strings rather than flag_merge_constants.
23498 * doc/invoke.texi (Option Summary): Mention
23499 -fmerge-debug-strings.
23500 (Debugging Options): Document -fmerge-debug-strings.
23502 2008-01-18 Ian Lance Taylor <iant@google.com>
23505 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23506 (struct tree_function_decl): Add new field operator_new_flag.
23507 * tree-inline.c (expand_call_inline): When inlining a call to
23508 operator new, force the return value to go into a variable, and
23509 set DECL_NO_TBAA_P on that variable.
23510 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23512 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23515 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23516 DWARF2_DEBUGGING_INFO.
23517 (dwarf2out_note_section_used): Ditto. Add prototype.
23518 (have_multiple_function_sections, text_section_used,
23519 cold_text_section_used, *cold_text_sections): Move declarations
23522 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23524 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23525 field and add signal_ra.
23526 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23527 assignments to frame state pc. Move end of stack check after
23528 MD_FALLBACK_FRAME_STATE_FOR.
23529 (uw_update_context_1): Use frame state signal_regs if set, instead
23530 of checking signal_frame flag.
23531 (uw_update_context): Use frame state signal_ra if set.
23532 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23533 * config/xtensa/linux-unwind.h: New file.
23535 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23537 * modulo-sched.c (get_sched_window): Fix comment typo.
23539 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23541 PR tree-optimization/34648
23542 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23544 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23546 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23547 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23549 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23551 PR rtl-optimization/34400
23552 * df-core.c (df_worklist_dataflow_overeager,
23553 df_worklist_dataflow_doublequeue): New functions.
23554 (df_worklist_dataflow): Two different worklist solvers.
23555 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23558 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23561 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23562 and ftree-parallelize-loops.
23564 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23566 PR rtl-optimization/34826
23567 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23569 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23571 * global.c (find_reg): Mark the eh regs as used if necessary.
23572 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23573 * ra.h (struct allocno): no_eh_reg field added. Changed
23574 no_stack_reg type to bitfield.
23576 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23578 * tree.c (substitute_in_expr): Add missing 'break'.
23580 2008-01-17 Richard Guenther <rguenther@suse.de>
23582 PR tree-optimization/34825
23583 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23584 x / x as division to handle.
23586 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23588 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23589 "-pthread" is specified.
23590 * pa-hpux11.h (LIB_SPEC): Likewise.
23592 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23593 Peter Bergner <bergner@vnet.ibm.com>
23595 PR rtl-optimization/33796
23596 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23598 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23600 PR libgfortran/34699
23601 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23603 * pa-hpux10.h (LINK_SPEC): Likewise.
23604 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23606 2008-01-16 Richard Guenther <rguenther@suse.de>
23608 PR middle-end/32628
23609 * fold-const.c (fold_convert_const_int_from_int): Do not
23610 set overflow if that occured only because of a sign extension
23611 change when converting from/to a sizetype with the same
23612 precision and signedness.
23614 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23617 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23618 location address to the correct place. Update copyright year.
23620 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23622 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23623 no dependences in the dependence_relations vector.
23625 2008-01-16 Jan Hubicka <jh@suse.cz>
23627 PR rtl-optimization/31396
23628 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23629 * cfg.c (dump_reg_info): Print it.
23630 * regs.h (struct reg_info_t): add freq_calls_crossed.
23631 (REG_FREQ_CALLS_CROSSED): New macro.
23632 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23633 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23634 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23635 regmove_optimize): Update call crossed frequencies.
23636 * local-alloc.c (struct qty): Add freq_calls_crossed.
23637 (alloc_qty): Copute freq_calls_crossed.
23638 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23639 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23640 * ra.h (struct allocno): Add freq_calls_crossed.
23642 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23644 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23645 libgomp when compiling with ftree-parallelize-loops.
23646 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23648 2008-01-16 Richard Guenther <rguenther@suse.de>
23650 PR tree-optimization/34769
23651 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23652 * tree.c (int_cst_value): Instead make this function more
23653 permissive in what it accepts as valid input. Document this
23654 function always sign-extends the value.
23656 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23657 Richard Guenther <rguenther@suse.de>
23660 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23661 (gimple_fold_indirect_ref_rhs): ... this.
23662 (gimple_fold_indirect_ref): New function with foldings
23663 that preserve lvalueness.
23664 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23665 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23666 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23667 to fold an INDIRECT_REF, fall back to the old use of
23668 fold_indirect_ref_1.
23670 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23672 * tree-data-ref.c (subscript_dependence_tester_1): Call
23673 free_conflict_function.
23674 (compute_self_dependence): Same.
23676 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23679 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23680 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23682 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23683 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23684 for DWARF2_UNWIND_INFO targets.
23686 2008-01-16 Richard Guenther <rguenther@suse.de>
23689 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23690 type qualifiers for function types.
23692 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23694 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23695 loop_iterator li from previous commit.
23697 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23699 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23701 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23703 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23704 (parallelize_loops): Don't parallelize irreducible components.
23706 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23709 * c-opts (c_common_post_options): Do not enable CPP
23710 flag_pedantic_errors by default.
23712 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23714 PR rtl-optimization/31944
23715 * cse.c (remove_pseudo_from_table): New function.
23716 (merge_equiv_classes): Use above function to remove pseudo-registers.
23717 (invalidate): Likewise.
23719 2008-01-13 Richard Guenther <rguenther@suse.de>
23721 PR middle-end/34601
23722 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23723 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23725 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23727 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23728 validate_change to unshare the source of the PC set.
23730 2008-01-12 Jan Hubicka <jh@suse.cz>
23732 PR middle-end/32135
23733 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23734 references above array bounds. This might trigger bounds checks for
23735 pointers to arrays.
23737 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23739 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23740 new_replaceable_dependencies.
23742 2008-01-12 Doug Kwan <dougkwan@google.com>
23744 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23745 instead of OPT_Wreturn_type in warning due to ignored return type
23747 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23748 options included in -Wextra.
23749 * c.opt: New option -Wignored_qualifiers.
23750 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23751 -Wignore_qualifiers.
23752 (-Wignored-qualifiers): Document.
23753 (-Wreturn-type): Remove description of functionality now handled
23754 by -Wignored-qualifiers.
23756 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23759 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23760 NOP_EXPR if it is between integral types with the same precision.
23762 2008-01-12 Jan Hubicka <jh@suse.cz>
23765 * invoke.texi (max-inline-recursive-depth): Fix default value.
23767 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23769 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23772 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23774 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23776 2008-01-11 James E. Wilson <wilson@specifix.com>
23779 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23781 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23783 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23784 save/restore frame pointer register and don't use 'call-prologues'
23785 optimization in function with "OS_task" attribute.
23787 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23789 PR middle-end/31309
23790 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23791 when copying to memory.
23793 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23795 PR rtl-optimization/30905
23796 * cfgcleanup.c: Include dce.h
23797 (crossjumps_occured): New global variable.
23798 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23799 If something changed, set crossjumps_occured to true.
23800 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23801 Don't add/remove fake edges to exit here...
23802 (cleanup_cfg): ...but do it here, when crossjumping.
23803 Run a fast DCE when successful crossjumps occured in the latest
23804 iteration of try_optimize_cfg.
23806 2008-01-11 Richard Guenther <rguenther@suse.de>
23808 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23809 (struct vn_unary_op_s): Likewise.
23810 (vn_reference_insert): Free old reference on hash collision.
23812 2008-01-10 Raksit Ashok <raksit@google.com>
23814 PR rtl-optimization/27971
23815 * combine.c (find_split_point): Split PLUS expressions which are
23816 inside a MEM rtx, and whose first operand is complex.
23818 2008-01-10 DJ Delorie <dj@redhat.com>
23820 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23821 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23822 (m32c_hard_regno_ok): Call the underlying function.
23824 2008-01-10 Richard Guenther <rguenther@suse.de>
23826 PR middle-end/34683
23827 * tree-cfg.c (tree_merge_blocks): Do not go through the
23828 full-blown folding and stmt updating path if we just deal
23829 with virtual operands.
23830 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23831 test for abnormal SSA_NAMEs.
23833 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23835 PR middle-end/34641
23836 * reload.c (push_reload): Add assertions. All constants from
23837 reg_equiv_constant should have been used for replacing the respective
23839 (find_reloads_address): Invoke find_reloads_address_part for
23840 constant taken from the reg_equiv_constant array.
23842 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23844 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23845 field (valnum) the first in the struct. Replace bools with
23848 2008-01-10 Richard Guenther <rguenther@suse.de>
23850 PR tree-optimization/34651
23851 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23852 types and ordering for masking and converting.
23854 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23856 PR tree-optimization/34017
23857 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23858 also for PHI_NODE expressions.
23860 2008-01-09 Jan Hubicka <jh@suse.cz>
23862 PR tree-optimization/34708
23863 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23864 based on number of case labels.
23865 (init_inline_once): Remove switch_cost.
23866 * tree-inline.h (eni_weights_d): Remove switch_cost.
23868 2008-01-09 Richard Guenther <rguenther@suse.de>
23869 Andrew Pinski <andrew_pinski@playstation.sony.com>
23871 PR middle-end/30132
23872 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23873 temporary if an rvalue is ok or an lvalue is not required.
23875 2008-01-09 Richard Guenther <rguenther@suse.de>
23877 PR middle-end/34458
23878 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23879 adjust return type.
23881 2008-01-09 Richard Guenther <rguenther@suse.de>
23883 PR middle-end/34679
23884 * tree.c (host_integerp): Check for sizetype only if the
23885 type is an integer type.
23887 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23890 * opts.c (decode_options): Disable inlining of functions called
23891 once if not in unit-at-a-time mode.
23893 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23895 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23897 2008-01-08 Richard Guenther <rguenther@suse.de>
23899 PR middle-end/31863
23900 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23901 out early if the result will be unused.
23903 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23908 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23909 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23912 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23914 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23915 for vectorization tuned.
23917 2008-01-08 Richard Guenther <rguenther@suse.de>
23919 PR tree-optimization/34683
23920 * tree-ssa-operands.c (operand_build_cmp): Export.
23921 * tree-ssa-operands.h (operand_build_cmp): Declare.
23922 * tree-vn.c (vuses_compare): Remove.
23923 (sort_vuses): Use operand_build_cmp.
23924 (sort_vuses_heap): Likewise.
23925 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23926 to re-use old VEC if available. Do not sort already sorted VUSEs.
23927 (vdefs_to_vec): Do not sort already sorted VDEFs.
23929 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23931 PR middle-end/34694
23932 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23934 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23937 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23938 limitations of reciprocal sequences on x86 targets.
23940 2008-01-08 Richard Guenther <rguenther@suse.de>
23942 PR tree-optimization/34683
23943 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23945 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23948 * config/darwin.c (darwin_mergeable_string_section): Don't use
23949 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23951 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23954 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23955 negxf2. Macroize expander using X87MODEF mode iterator. Change
23956 predicates of op0 and op1 to register_operand.
23957 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23958 expander using X87MODEF mode iterator. Change predicates of
23959 op0 and op1 to register_operand.
23960 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23961 corresponding patterns and macroize using MODEF macro. Change
23962 predicates of op0 and op1 to register_operand and remove
23963 "m" constraint. Disparage "r" alternative with "!".
23964 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23965 macroize using X87MODEF macro. Change predicates of op0 and op1
23966 to register_operand and remove "m" constraint. Disparage "r"
23967 alternative with "!".
23968 (absneg splitter with memory operands): Remove.
23969 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23970 patterns and macroize using X87MODEF mode iterator.
23971 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23972 Change predicate of op1 to register_operand.
23973 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23974 for memory operands.
23976 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23978 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23980 2008-01-07 Richard Guenther <rguenther@suse.de>
23982 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23985 2008-01-07 Richard Guenther <rguenther@suse.de>
23987 PR tree-optimization/34683
23988 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23989 VOPs of the needed size to save memory. Use VEC_quick_push
23990 to save compile-time.
23991 (vdefs_to_vec): Likewise.
23993 2008-01-07 Sa Liu <saliu@de.ibm.com>
23995 * config/spu/spu.md (divdf3): Genetate inline code for double
23996 division. The implementation doesn't handle INF or NAN, therefore it
23997 only applies when -ffinite-math-only is given.
23999 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24002 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24003 * doc/cpp.texi ([Common Predefined Macros]): Document.
24005 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24007 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24008 order to use commutative addition instead of subtraction.
24010 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24011 Mircea Namolaru <namolaru@il.ibm.com>
24012 Vladimir Yanovsky <yanov@il.ibm.com>
24013 Revital Eres <eres@il.ibm.com>
24015 PR tree-optimization/34263
24016 * tree-outof-ssa.c (process_single_block_loop_latch,
24017 contains_tree_r): New functions.
24018 (analyze_edges_for_bb): Call process_single_block_loop_latch
24019 function to empty single-basic-block latch block if possible.
24021 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24023 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24025 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24027 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24029 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24031 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24033 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24035 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24037 PR tree-optimization/34618
24038 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24041 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24044 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24045 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24046 Update copyright year.
24048 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24049 Update copyright year.
24050 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24053 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24055 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24056 edge does not point to current bb before changing need_assert.
24058 2008-01-04 Richard Guenther <rguenther@suse.de>
24060 PR middle-end/34029
24061 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24062 for verifying purposes if they are is_gimple_min_invariant.
24064 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24066 PR tree-optimization/34448
24067 PR tree-optimization/34465
24068 * gimplify.c (gimplify_init_constructor): Add new parameter
24069 notify_temp_creation. Use it.
24070 (gimplify_modify_expr_rhs): Take volatiles into account when
24071 optimizing constructors.
24072 Do not optimize constructors if gimplify_init_constructor will dump to
24074 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24075 * gcc.c-torture/compile/pr34448.c: New.
24077 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24079 PR gcov-profile/34609
24080 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24081 return_slot if result is TREE_ADDRESSABLE.
24083 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24085 * config/mips/mips.md (sqrt_condition): Tweak comment.
24086 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24088 2008-01-03 Tom Tromey <tromey@redhat.com>
24091 * c-common.c (c_type_hash): Handle VLAs.
24093 2008-01-03 Jan Hubicka <jh@suse.cz>
24095 PR tree-optimization/31081
24096 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24097 0 when inlining and not inlining to first basic block.
24098 (remap_decl): When var is initialized to 0, don't set default_def.
24099 (expand_call_inline): Set entry_bb.
24100 * tree-inline.h (copy_body_data): Add entry_bb.
24102 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24105 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24108 PR tree-optimization/29484
24109 * tree-inline.c (inline_forbidden_p_2): New function.
24110 (inline_forbidden_p): Disallow inlining if some static var
24111 has an address of a local LABEL_DECL in its initializer.
24112 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24115 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24117 PR tree-optimization/34635
24118 * tree-data-ref.c (add_other_self_distances): Make sure that the
24119 evolution step is constant.
24121 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24123 PR middle-end/34608
24124 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24126 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24128 * tree-sra.c (scalarize_init): Insert the generate_element_init
24129 statements after the generate_element_zero statements.
24131 2008-01-02 Richard Guenther <rguenther@suse.de>
24133 PR middle-end/34093
24134 PR middle-end/31976
24135 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24136 for very large number of operands instead of ICEing.
24138 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24141 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24142 while stack probing.
24144 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24146 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24149 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24151 PR libmudflap/26442
24152 * tree-mudflap.c (mx_register_decls): Guard warning by
24153 !DECL_ARTIFICIAL check.
24155 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24157 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24158 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24159 sse5_perm<mode>): Fix constraints.