1 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3 PR tree-optimization/37574
4 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
5 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
6 instead of vector_type for constants. Take computation out of loop.
7 (vect_get_vec_def_for_operand): Use only vectype for constant case,
8 and use only vector_type for invariant case.
9 (get_initial_def_for_reduction): Use vectype instead of vector_type.
11 2008-09-25 Jakub Jelinek <jakub@redhat.com>
14 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
15 the decl is a VAR_DECL or FUNCTION_DECL.
17 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
20 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
21 (mark_ref_live, mark_ref_dead): Use them.
22 (def_conflicts_with_inputs_p): Remove.
23 (mark_early_clobbers): New function.
24 (process_bb_node_lives): Call preprocess_constraints and
27 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
29 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
32 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
33 (ira_compress_allocno_live_ranges): New prototype.
35 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
36 (coalesced_allocnos_living_at_program_points): New.
37 (coalesced_allocnos_live_at_points_p,
38 set_coalesced_allocnos_live_points): New functions.
39 (coalesce_spill_slots): Rewrite.
41 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
42 ira_compress_allocno_live_ranges): New functions.
44 * ira-build.c (ira_flattening): Call
45 ira_compress_allocno_live_ranges.
48 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
50 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
53 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
55 * combine.c (make_compound_operation): Handle the 'E' format.
56 (count_rtxs): Likewise.
57 (update_table_tick): Likewise.
58 (get_last_value_validate): Likewise.
60 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
62 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
64 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
66 * matrix-reorg.c (transform_allocation_sites): Initializers
67 added to avoid the warning.
69 2008-09-25 Martin Jambor <mjambor@suse.cz>
71 * cgraph.c (free_nodes): New variable.
72 (NEXT_FREE_NODE): New macro.
73 (cgraph_create_node): Reuse nodes from the free list. Do not
74 update uid if doing so.
75 (cgraph_remove_node): Add the node to the free list.
77 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
79 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
81 2008-09-24 Richard Henderson <rth@redhat.com>
83 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
84 * unwind-dw2.c (execute_stack_op): Handle it.
86 2008-09-24 David Edelsohn <edelsohn@gnu.org>
89 2008-09-24 Michael J. Eager <eager@eagercon.com>
91 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
93 * c-common.c (fname_decl): New location argument.
94 * c-common.h (fname_decl): Same.
95 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
97 (c_parser_typeof_specifier): Same.
98 (c_parser_parms_list_declarator): Same.
99 (c_parser_asm_string_literal): Same.
100 (c_parser_compound_statement_nostart): Same.
101 (c_parser_label): Same.
102 (c_parser_do_statement): Same.
103 (c_parser_asm_statement): Same.
104 (c_parser_unary_expression): Same.
105 (c_parser_sizeof_expression): Same.
106 (c_parser_postfix_expression): Same.
107 (c_parser_pragma): Same.
108 (c_parser_omp_clause_collapse): Same.
109 (c_parser_omp_clause_num_threads): Same.
110 (c_parser_omp_clause_schedule): Same.
111 (c_parser_omp_all_clauses): Same.
112 (c_parser_omp_sections_scope): Same.
113 (c_parser_omp_for_loop): Same. Pass condition's location to
114 c_objc_common_truthvalue_conversion.
115 (c_parser_enum_specifier): Remove comment.
117 2008-09-24 Michael J. Eager <eager@eagercon.com>
119 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
121 * config/rs6000/rs6000.c (rs6000_override_options): Move
122 rs6000_init_hard_regno_mode_ok after all options changed.
123 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
124 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
125 -msimple-fpu flags. Add warning messages if single FP not configured.
126 (rs6000_file_start): Output gnu_attribute for single-float.
127 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
128 (rs6000_legitimize_address): Likewise.
129 (rs6000_legitimize_reload_address): Likewise.
130 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
132 (function_arg_advance): Likewise.
133 (function_arg): Likewise.
134 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
135 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
137 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
138 (rs6000_emit_prologue): Likewise.
139 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
141 (rs6000_libcall_value): Likewise.
142 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
143 (TARGET_DOUBLE_FLOAT): New default to 1
144 (TARGET_SIMPLE_FPU): New default to 0
145 (TARGET_SINGLE_FPU): New default to 0
146 (TARGET_SINGLE_FLOAT_MODE): New.
147 (TARGET_DOUBLE_FLOAT_MODE): New.
148 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
149 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
151 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
152 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
153 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
154 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
155 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
156 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
157 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
158 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
159 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
160 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
161 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
162 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
163 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
164 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
165 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
166 cmptf_internal1, *cmptf_internal2): Condition on
168 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
169 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
170 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
171 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
172 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
173 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
175 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
176 * config/rs6000/rs6000.opt (-msingle-float): New.
177 (-mdouble-float): New.
179 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
180 -msingle-float, -mdouble-float, -msimple-fpu options.
181 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
182 _SOFT_DOUBLE for -msingle-float.
183 * config.gcc: New config for target=powerpc-xilinx-eabi.
185 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
187 * config/sparc/constraints.md: New file.
188 * config/sparc/sparc.md: Include it.
189 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
190 (sparc_extra_constraint_check): Delete.
191 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
192 (memory_ok_for_ldd): New predicate.
193 (sparc_extra_constraint_check): Delete.
194 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
195 (CONST_OK_FOR_LETTER_P): Likewise.
196 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
197 (EXTRA_CONSTRAINT): Likewise.
199 2008-08-23 Steve Ellcey <sje@cup.hp.com>
201 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
203 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
205 * alias.c (find_base_value): Use FIND_BASE_TERM.
206 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
208 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
210 * config/i386/i386.c: Include cselib.h.
211 (ix86_pic_register_p): New function.
212 (ix86_delegitimize_address): Use it to check for the PIC register.
214 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
216 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
217 * config/i386/i386.c (ix86_find_base_term): Don't check for
218 SYMBOL_REF and LABEL_REF.
220 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
222 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
223 constant PLUS in a CONST.
225 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
227 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
228 check for sibcall support for w64.
230 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
232 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
234 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
236 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
237 parser_build_binary_op.
238 * c-decl.c (build_enumerator): Pass location to build_binary_op.
239 * c-typeck.c (build_array_ref): Same.
240 (parser_build_unary_op): New location argument.
241 (pointer_diff): Pass location to build_binary_op,
242 c_objc_common_truthvalue_conversion.
243 (build_modify_expr): Same.
244 (build_unary_op): New location argument.
245 (build_binary_op): New location argument.
246 (c_objc_common_truthvalue_conversion): Pass location to
247 c_*common_truthvalue_conversion.
248 * c-convert.c (convert): Same.
249 * c-common.c (binary_op_error): New location argument.
250 (pointer_int_sum): Pass location to build_binary_op.
251 (c_common_truthvalue_conversion): New location argument.
252 (warn_for_sign_compare): Same.
253 * c-common.h: Add location argument to c_common_truthvalue_conversion,
254 binary_op_error, build_binary_op, warn_for_sign_compare.
255 * c-parser.c (c_parser_condition): Pass location to
256 c_*common_truthvalue_conversion.
257 (c_parser_conditional_expression): Save condition's location and pass
259 (c_parser_binary_expression): Same, but for the binary operator's
261 (c_parser_omp_for_loop): Pass location to
262 c_objc_common_truthvalue_conversion.
264 2008-09-23 Martin Jambor <mjambor@suse.cz>
266 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
267 (cgraph_node_remove_callees): New temporary f. Hold the next item
269 (cgraph_node_remove_callers): Likewise.
271 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
272 (ipa_node_removal_hook): Likewise.
274 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
275 gimple_call_copy_skip_args and moved to the gimple_call section.
276 * gimple.c (gimple_copy_call_skip_args): Renamed to
277 gimple_call_copy_skip_args. Changed al users.
279 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
281 * ira-color.c (start_allocno_priorities): Rename to
282 setup_allocno_priorities. Use costs and
283 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
284 range lengths. Get rid off doubles.
285 (ira_fast_allocations): Call start_allocno_priorities.
287 2008-09-22 David Daney <ddaney@avtrex.com>
290 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
291 register if TARGET_LONG_CALLS.
293 2008-09-22 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/37145
296 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
297 value-numbering union accesses with their offset and size only.
298 (visit_reference_op_load): Fix simplification of inserted conversions.
299 * tree-ssa-pre.c (find_or_generate_expression): Do not
300 recursively generate expressions if running FRE.
302 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
304 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
305 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
306 *baddu_di<mode>): New patterns.
308 2008-09-22 Richard Guenther <rguenther@suse.de>
310 PR tree-optimization/37145
311 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
312 (phi_translate_1): Constant fold references.
314 2008-09-22 Ira Rosen <irar@il.ibm.com>
316 PR tree-optimization/37482
317 * tree-vectorizer.h (struct _slp_instance): Add new field.
318 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
319 (get_earlier_stmt): New function.
320 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
322 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
323 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
324 asserts that GSI points to the scalar statement being vectorized.
325 Set new statement location according to GSI.
326 (vect_schedule_slp_instance): Use GSI of
327 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
329 2008-09-21 Jan Hubicka <jh@suse.cz>
331 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
332 (ipcp_insert_stage): Update dead_nodes bitmap.
334 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
337 * config/i386/t-cygming (SHLIB_LC): Remove.
338 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
339 * config/i386/t-cygwin (SHLIB_LC): Specify all required
342 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
346 * final.c (mark_symbol_ref_as_used): New helper function.
347 (output_operand): Instead of just looking inside MEMs for
348 SYMBOL_REFs, use new helper function and for_each_rtx.
349 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
350 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
351 Make head comment more general.
352 * config/darwin.c (machopic_output_indirection): Handle weak
353 references here, like in assemble_external.
355 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
357 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
358 (sparc_emit_float_lib_cmp): Change return type.
359 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
360 (gen_compare_operator): New function.
361 (sparc_emit_float_lib_cmp): Return the new operator to be used in
362 the comparison sequence. Minor tweaks.
363 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
364 that the final operator and the result of sparc_emit_float_lib_cmp
365 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
366 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
367 buneq, bunge, bunle, bltgt): Assert that the final operator and the
368 result of sparc_emit_float_lib_cmp match for software TFmode.
369 (movqicc, movhicc, movsicc, movdicc): Merge into...
370 (mov<I:mode>cc): ...this.
371 (movsfcc, movdfcc, movtfcc): Merge into...
372 (mov<F:mode>cc): ...this.
373 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
375 (mov<I:mode>_cc_v9): ...this.
376 (movdi_cc_sp64_trunc): Delete.
377 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
378 movdi_cc_reg_sp64): Merge into...
379 (mov<I:mode>_cc_reg_sp64): ...this.
380 (movsf_cc_sp64): Rename into...
381 (movsf_cc_v9): ...this.
382 (movdf_cc_sp64): Rename into...
383 (movdf_cc_v9): ...this.
384 (movtf_cc_hq_sp64): Rename into...
385 (movtf_cc_hq_v9): ...this.
386 (movtf_cc_sp64): Rename into...
387 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
389 2008-09-21 Diego Novillo <dnovillo@google.com>
391 * doc/gccint.texi: Include generic.texi and gimple.texi.
393 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
394 (GIMPLE): Move to gimple.texi.
395 (Annotations): Remove references to to stmt_ann_t and
397 (SSA Operands): Rename from 'Statement Operands'.
398 * doc/generic.texi: New.
399 * doc/gimple.texi: New.
400 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
402 * Makefile.in (TEXI_GCCINT_FILES):
403 * gimple.c (gimple_copy_call_skip_args): Rename from
404 giple_copy_call_skip_args. Update all users.
405 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
407 2008-09-21 Ira Rosen <irar@il.ibm.com>
409 PR tree-optimization/37539
410 * tree-vect-transform.c (vect_transform_strided_load): Save vector
411 statement in related statement field only for the first load of the
412 group of loads with the same data reference.
414 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
416 * config/mips/mips.h (TUNE_OCTEON): New macro.
417 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
418 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
419 * config/mips/octeon.md: New file.
420 * config/mips/mips.md: Include octeon.md. Restore
421 semi-alphabetical order of include files.
423 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
426 * config/i386/i386.md (*jcc_fused_1): Removed.
427 (*jcc_fused_2): Likewise.
428 (*jcc_fused_3): Likewise.
429 (*jcc_fused_4): Likewise.
431 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
433 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
434 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
435 * target.h (gcc_target): Add ira_cover_classes.
436 * ira.c: Remove IRA_COVER_CLASSES guards.
437 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
438 instead of IRA_COVER_CLASSES.
439 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
440 (setup_class_translate): Likewise.
441 (setup_reg_class_intersect_union): Likewise.
442 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
443 test of targetm.ira_cover_classes.
444 * opts.c (decode_options): Use targetm.ira_cover_classes instead
445 of IRA_COVER_CLASSES.
446 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
447 (TARGET_INITIALIZER): Include it.
448 * targhooks.h (default_ira_cover_classes): Declare.
449 * targhooks.c (default_ira_cover_classes): New function.
451 2008-09-19 Bob Wilson <bob.wilson@acm.org>
453 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
455 2008-09-19 Ian Lance Taylor <iant@google.com>
457 * varasm.c (narrowing_initializer_constant_valid_p): Return
458 NULL_TREE if ENDTYPE is not an integer.
460 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
463 * tree-ssa.c (execute_update_addresses_taken): Also update
464 DECL_GIMPLE_REG_P for vector and complex types.
466 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
467 Jan Hubicka <jh@suse.cz>
470 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
471 empty before freeing them.
472 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
474 2008-09-18 Bob Wilson <bob.wilson@acm.org>
476 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
477 * config/xtensa/predicates.md (tls_symbol_operand): New.
478 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
479 (TARGET_CANNOT_FORCE_MEM): Define.
480 (xtensa_tls_symbol_p): New.
481 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
482 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
483 (xtensa_tls_module_base): New.
484 (xtensa_call_tls_desc): New.
485 (xtensa_legitimize_tls_address): New.
486 (xtensa_legitimize_address): Handle TLS symbols.
487 (xtensa_tls_referenced_p_1): New.
488 (xtensa_tls_referenced_p): New.
489 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
490 (XTENSA_BUILTIN_THREAD_POINTER): New.
491 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
492 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
493 Add declarations for __builtin_thread_pointer and
494 __builtin_set_thread_pointer.
495 (xtensa_fold_builtin): Recognize new builtins.
496 (xtensa_expand_builtin): Expand new builtins.
497 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
498 (TARGET_THREADPTR): Define.
499 (HAVE_AS_TLS): Define default value.
500 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
501 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
502 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
503 (UNSPECV_SET_TP): New.
504 (sym_TPOFF, sym_DTPOFF): New.
505 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
506 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
507 * configure: Regenerated.
509 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
512 * config/ia64/ia64.c (ia64_optimization_options): Move
513 checking and setting flag_schedule_insns_after_reload and
514 ia64_flag_schedule_insns2 back to ...
515 (ia64_override_options): Here.
517 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
520 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
521 zero extend count after the correction to it is done.
522 (doloop_optimize): Update call to doloop_modify, don't zero extend
525 2008-09-18 Martin Jambor <mjambor@suse.cz>
527 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
529 * ipa-prop.c: Correct comments.
530 * ipa-prop.h: Likewise.
532 2008-09-18 Jan Hubicka <jh@suse.cz>
535 * ipa-reference.c (ipa_reference_local_vars_info_d,
536 ipa_reference_global_vars_info_d,
537 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
538 ipa_reference_vars_info_t): Move here from ipa-reference.h
539 (node_duplication_hook_holder, node_removal_hook_holder): New.
540 (get_reference_vars_info_from_cgraph): Rename to ...
541 (get_reference_vars_info): ... this one, use cgraph uids.
542 (get_local_reference_vars_info, get_global_reference_vars_info):
543 Use cgraph instead of decl.
544 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
545 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
546 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
548 (check_call): Simplify avail check.
549 (scan_stmt_for_static_refs): Update.
550 (propagate_bits): Update.
551 (merge_callee_local_info): Remove.
552 (init_function_info): Use cgraph nodes.
553 (clean_function_local_data): Break out from ...
554 (clean_function): ... here.
555 (copy_local_bitmap, copy_global_bitmap): New functions.
556 (duplicate_node_data, remove_node_data): New functions.
557 (generate_summary): Register hooks; use visibility instead of
559 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
560 * ipa-reference.h (ipa_reference_local_vars_info_d,
561 ipa_reference_global_vars_info_d,
562 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
563 ipa_reference_vars_info_t): Move to ipa-reference.c
564 (ipa_reference_get_read_local, ipa_reference_get_written_local):
566 (ipa_reference_get_read_global, ipa_reference_get_written_global,
567 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
569 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
570 (init_state): Remove.
571 (node_duplication_hook_holder, node_removal_hook_holder): New.
572 (get_function_state, set_function_state): Use VECtor.
573 (analyze_function): Check body availability.
574 (add_new_function): Likewise.
575 (duplicate_node_data, remove_node_data): New.
576 (generate_summary): Register hooks; do not care about clones.
577 (propafate): Do not care about clones; recursive functions are not looping.
578 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
579 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
580 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
582 * tree-flow.h (function_ann_d): Remove reference_vars_info.
583 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
584 ipa-reference accesors.
586 2008-09-18 Simon Baldwin <simonb@google.com>
588 * c-opts.c (c_common_handle_option): Add handling for
589 -Wbuiltin-macro-redefined command line option.
590 * c.opt: Added builtin-macro-redefined option.
591 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
594 2008-09-18 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/37258
597 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
598 and signedness for integral types.
599 (vn_phi_eq): Require compatible types.
601 2008-09-18 Jakub Jelinek <jakub@redhat.com>
604 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
605 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
607 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
608 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
609 ggc_free other TREE_LIST nodes from that chain.
610 * function.c (instantiate_decls): Instantiate also DECL_RTL
611 of vars in cfun->local_decls, free that list afterwards.
613 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
615 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
616 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
618 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
620 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
621 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
623 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
625 PR tree-optimization/37102
626 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
627 from a node. Check to see if another PHI is dead.
628 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
629 remove real PHIs which have no uses.
630 (rewrite_out_of_ssa): Call eliminate_useless_phis.
632 2008-09-18 Richard Guenther <rguenther@suse.de>
635 * tree-cfg.c (remove_useless_stmts_1): Remove
636 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
638 2008-09-18 Nick Clifton <nickc@redhat.com>
640 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
641 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
642 to frv_secondary_reload_class.
643 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
644 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
645 (frv_secondary_reload_class): Omit unused parameter.
646 (frv_secondary_reload): New function. Handle the case when
647 secondary_reload_class() is called before the reload_(in|out)
648 _optabs have been initialised.
649 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
651 * config/frv/frv.md: Define an exclusion set between fr550_m0
654 2008-09-18 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/37456
657 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
658 want to insert after ends a BB insert on the single fallthru
661 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
663 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
664 Mention -march=z9-109, z9-ec and z10.
666 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
668 PR rtl-optimization/37544
669 * regrename.c (maybe_mode_change): Exit early when copy_mode
670 is narrower than orig_mode and narrower than new_mode.
672 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
675 * sched-int.h (struct _haifa_insn_data): Remove unused field
678 * sched-rgn.c (ref_counts): Remove.
679 (insn_referenced): New static variable.
680 (INSN_REF_COUNT): Remove.
681 (sched_run_compute_dependencies): Use insn_referenced instead of
683 (add_branch_dependences): Likewise. Delete dead assignment.
685 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
687 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
688 consumer is an asm. Add comment why this is important.
689 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
690 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
693 2008-09-17 Joseph Myers <joseph@codesourcery.com>
695 * expr.c (emit_group_store): Do not shift before moving via a
698 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
700 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
701 from aggregate to non-aggregate type if the bit pattern is not fully
702 preserved afterwards.
704 2008-09-17 Richard Guenther <rguenther@suse.de>
706 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
707 (verify_gimple_assign): ... this. Split into ...
708 (verify_gimple_assign_unary): ... this,
709 (verify_gimple_assign_binary): ... that,
710 (verify_gimple_assign_single): ... and this.
711 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
712 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
713 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
714 (verify_types_in_gimple_reference): Be forgiving with
716 (verify_gimple_phi): Deal with virtual operands.
718 * tree.def (PREDICT_EXPR): Change to tcc_expression.
720 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
722 * tree.c (get_callee_fndecl): Don't call the language hook.
723 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
724 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
725 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
727 2008-09-17 Jakub Jelinek <jakub@redhat.com>
729 * tree.c (protected_set_expr_location): Don't unnecessarily
730 check for error_mark_node.
732 2008-09-17 Art Haas <ahaas@impactweather.com>
734 * ipa-reference.c (analyze_function): Declare step only if
735 ENABLE_CHECKING is defined.
737 2008-09-17 Jan Hubicka <jh@suse.cz>
740 * tree.h (DECL_INLINE): remove.
741 (DECL_DECLARED_INLINE_P): Update docs.
742 (DECL_NO_INLINE_WARNING_P): new.
743 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
744 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
746 2008-09-17 Jakub Jelinek <jakub@redhat.com>
747 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
750 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
753 2008-09-17 Jan Hubicka <jh@suse.cz>
755 * ipa-reference.c (ipa_obstack): Remove.
756 (local_info_obstack, global_info_obstack): New.
757 (add_static_var): We now handle variables only.
758 (mark_address_taken, mark_load, mark_store): New functions based on ...
759 (check_operand): ... remove.
760 (get_asm_stmt_operands): Rename to ...
761 (check_asm_memory_clobber): ... this. Look only for memory clobber.
762 (scan_stmt_for_static_refs): Rewrite.
763 (scan_op_for_static_refs): Rename to ...
764 (scan_initializer_for_static_refs): do not look for VAR_DECL
765 initializers; stop recursion on types and decls.
766 (ipa_init): Use proper obstacks.
767 (analyze_variable): Use scan_initializer_for_static_refs.
768 (init_function_info): Use local obstack.
769 (analyze_function): Simplify.
770 (add_new_function): We don't need visited_nodes obstack.
771 (generate_summary): Use proper obstacks; cleanup after propagation.
773 2008-09-17 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/37491
777 * alias.c (get_alias_set): Use the canonical type.
778 * tree-vect-transform.c (vectorizable_store): Use the type of
779 the lhs for the vector type. Adjust checking.
780 (vectorizable_load): Adjust checking.
782 2008-09-16 Jakub Jelinek <jakub@redhat.com>
783 Adam Nemet <anemet@caviumnetworks.com>
785 PR rtl-optimization/37483
786 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
787 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
788 Rearrange code to better match the original comment. Check
789 t_unconditional first. Improve comment.
791 2008-09-16 Jakub Jelinek <jakub@redhat.com>
794 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
795 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
798 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
799 GIMPLE_TRY if cleanup sequence is empty.
801 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
804 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
805 eliminate IV if the cost are the same.
807 2008-09-16 Richard Guenther <rguenther@suse.de>
810 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
813 2008-09-16 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/37508
816 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
818 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
820 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
822 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
824 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
825 use gen_floatdidf2 directly.
826 (floatunssidf2): Likewise.
827 (floatsidf_ppc64_mfpgpr): Remove.
828 (floatsidf_ppc64): Remove.
829 (floatunssidf_ppc64): Remove.
831 2008-09-15 Jakub Jelinek <jakub@redhat.com>
833 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
834 rather than update_cost_queue.
836 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
837 in every call starting with the second one, instead of only when
838 alias_bitmap_obstack.elements != NULL.
840 * tree-predcom.c (filter_suitable_components): Free all refs in
841 act->refs vector before calling release_component.
842 (add_ref_to_chain): Free ref if not adding it to chain->refs.
844 * tree-data-ref.c (free_subscripts): Free all subscript objects.
846 * tree-loop-linear.c (linear_transform_loops): Initialize
847 lambda_obstack only after calling perfect_loop_nest_depth.
848 Goto free_and_continue instead of just continue for later failures.
851 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
854 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
856 2008-09-14 Andreas Schwab <schwab@suse.de>
858 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
860 2008-09-14 Jan Hubicka <jh@suse.cz>
862 * invoke.texi (-fconserve-stack): Document.
863 * opts.c (decode_options): Handle conserve_stack.
864 * common.opt (fconvserve_stack): New.
866 2008-09-14 David Edelsohn <edelsohn@gnu.org>
868 * config.host: Add x-aix to host_xmake_file.
869 * config/rs6000/t-aix52: Do not override LDFLAGS.
870 * config/rs6000/x-aix: New file.
872 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
878 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
879 is not recognized as a valid register usage. Allow REG_X to be used
881 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
882 forces a reload when using a base register.
884 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
886 * config/i386/cygming-crtend.c (register_frame_ctor): If
887 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
888 directly with atexit.
889 (deregister_frame_ctor): Rename to ...
890 (deregister_frame_dtor): Use to call __gcc_deregister_frame
891 if !DEFAULT_USE_CXA_ATEXIT.
893 2008-09-13 Jan Hubicka <jh@suse.cz>
895 * cgraph.c: Include value-prof.h
896 * Makefile.in (cgraph.o): Add value-prof.h dependency.
898 2008-09-13 Jan Hubicka <jh@suse.cz>
901 * tree-profile.c (add_abnormal_goto_call_edges): New function.
902 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
903 tree_gen_one_value_profiler, tree_gen_average_profiler,
904 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
906 2008-09-13 Jan Hubicka <jh@suse.cz>
908 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
909 too many bytes on misalligned blocks.
911 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
913 * doc/cfg.texi: Fix some typos.
914 * doc/extend.texi: Likewise.
915 * doc/install.texi: Likewise.
916 * doc/invoke.texi: Likewise.
917 * doc/rtl.texi: Likewise.
918 * doc/tree-ssa.texi: Likewise.
920 2008-09-13 Richard Guenther <rguenther@suse.de>
923 * tree-nested.c (finalize_nesting_tree_1): Generate valid
924 gimple stores for memory rhs.
926 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
928 PR rtl-optimization/37489
929 * cse.c (fold_rtx): Don't return const_true_rtx for float
930 compare if FLOAT_STORE_FLAG_VALUE is undefined.
932 2008-09-13 Jan Hubicka <jh@suse.cz>
934 PR tree-optimization/37392
935 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
937 2008-09-13 Martin Jambor <mjambor@suse.cz>
938 Jan Hubicka <jh@suse.cz>
940 * cgraph.c (free_edges): New variable.
941 (NEXT_FREE_EDGE): New macro.
942 (cgraph_free_edge): New function.
943 (cgraph_remove_edge): Call cgraph_remove_edge_1.
944 (cgraph_node_remove_callees): Likewise.
945 (cgraph_node_remove_callers): Likewise.
946 (cgraph_create_edge): Reuse edges from the free list. Do not
947 update uid if doing so.
948 (cgraph_remove_*_hook): Add free call.
950 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
952 * ira-color.c (conflict_allocno_vec): Delete.
953 (update_cost_queue_elem): New structure.
954 (update_cost_queue): New variable.
955 (update_cost_queue_tail): Likewise.
956 (update_cost_queue_elems): Likewise.
957 (allocno_update_cost_check): Delete.
958 (initiate_cost_update): Allocate update_cost_queue_elems
959 instead of allocno_update_cost_check.
960 (finish_cost_update): Update the free()s accordingly.
961 (start_update_cost): New function.
962 (queue_update_cost): Likewise.
963 (get_next_update_cost): Likewise.
964 (update_copy_costs_1): Inline into...
965 (update_copy_costs): ...here. Use a queue instead of recursive calls.
966 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
967 once we've established they are equal. Don't allocate update
968 costs if there is nothing to add to them.
969 (update_conflict_hard_regno_costs): Remove ALLOCNO and
970 DIVISOR arguments. Use a queue instead of recursive calls;
971 process all the allocnos in the initial queue, rather than
973 (assign_hard_reg): Use queue_update_cost instead of
974 conflict_allocno_vec. Queue coalesced allocnos instead
975 of calling update_conflict_hard_regno_costs for each one.
976 Just call update_conflict_hard_regno_costs once for the
978 (ira_color): Remove conflict_allocno_vec handling.
980 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
982 PR tree-optimization/37484
983 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
984 (save_var_name): Same.
985 (initialize_cloog_names): Same.
986 (initialize_cloog_names): Same.
988 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
990 * tree-scalar-evolution.c (set_instantiated_value): Set
993 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
997 * ira-build.c (common_loop_tree_node_dominator): Remove.
998 (copy_live_ranges_to_removed_store_destinations): New function.
999 (regno_top_level_allocno_map): Move to top level from ...
1000 (ira_flattening): ... here. Use
1001 copy_live_ranges_to_removed_store_destinations.
1003 * ira-emit.c (generate_edge_moves): Fix a comment.
1005 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1008 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1009 scratch register after 'set' pattern.
1011 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1013 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1014 information passed to mark_reg_pointer.
1015 * explow.c (force_reg): Likewise.
1017 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1019 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1020 when building for the celledp architecture.
1022 2008-09-12 Richard Guenther <rguenther@suse.de>
1024 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1026 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1028 PR rtl-optimization/37424
1029 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1030 the regnos instead of the addresses.
1032 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1034 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1036 2008-09-11 Richard Guenther <rguenther@suse.de>
1038 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1039 entering the weaker equivalence recording.
1041 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1043 2008-09-11 Jeff Law <law@redhat.com>
1045 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1046 by assign_stack_local on the IRA path for stack slot sharing
1047 as well as the non-IRA path.
1049 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1051 * config/i386/i386.h: Fix whitespace issues.
1053 2008-09-11 Martin Jambor <mjambor@suse.cz>
1055 * ipa-prop.h (struct ipa_param_flags): Removed.
1056 (struct ipa_param_descriptor): New structure.
1057 (struct ipa_node_params): ipcp_lattices, param_decls and
1058 param_flags moved to ipa_param_description.
1059 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1060 descriptors. Renamed all users.
1061 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1062 changed to access descriptors. Renamed all users.
1063 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1064 to access descriptors. Renamed all users.
1065 * ipa-cp.c (ipcp_init_cloned_node): Call
1066 ipa_initialize_node_params instead of ipa_count_formal_params and
1067 ipa_create_param_decls_array.
1068 (ipcp_analyze_node): Likewise.
1069 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1070 descriptors. Renamed all users.
1071 (ipcp_initialize_node_lattices): Remove allocation.
1072 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1073 ipa_initialize_node_params instead of ipa_count_formal_params and
1074 ipa_create_param_decls_array.
1075 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1076 ipa_populate_param_decls, made static, added parameter info,
1077 renamed mt to node, removed allocation, changed to use
1079 (ipa_count_formal_params): Made static, added parameter info,
1081 (ipa_initialize_node_params): New function.
1082 (ipa_check_stmt_modifications): Changed to use descriptors.
1083 (ipa_detect_param_modifications): Removed allocation, changed to
1085 (ipa_note_param_call): Changed to use descriptors.
1086 (ipa_analyze_params_uses): Removed allocation.
1087 (ipa_free_node_params_substructures): Changed to use descriptors.
1088 (ipa_edge_duplication_hook): Use the unused attribute.
1089 (ipa_node_duplication_hook): Use the unused attribute, changed to
1090 use descriptors, changed to duplicate descriptors.
1092 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1093 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1094 indirect inlining. Made static.
1095 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1096 functions called only once.
1097 (cgraph_decide_recursive_inlining): Don't call
1098 ipa_propagate_indirect_call_infos, pass new_edges to
1099 cgraph_mark_inline_edge instead.
1100 (cgraph_decide_inlining_of_small_functions): Don't call
1101 ipa_propagate_indirect_call_infos, pass new_edges to
1102 cgraph_mark_inline_edge instead.
1103 (cgraph_decide_inlining): Don't call
1104 ipa_propagate_indirect_call_infos.
1105 * ipa-prop.c: Check that vectors are allocated.
1107 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1108 iff a new cgraph edges have been created.
1109 (cgraph_decide_inlining): New variable redo_always_inline.
1110 Flattening and always_inlining loop until callgraph stabilizes.
1111 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1112 true iff new cgraph edges have been created.
1113 (propagate_info_to_inlined_callees): Likewise.
1114 (ipa_propagate_indirect_call_infos): Likewise.
1116 2008-09-11 Richard Guenther <rguenther@suse.de>
1118 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1119 (set_prologue_iterations): Likewise.
1120 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1122 (vect_update_init_of_dr): Likewise.
1123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1125 * fold-const.c (fold_unary): Do not generate calculations
1128 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1130 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1131 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1132 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1134 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1136 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1137 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1138 before finalizing the changes.
1139 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1141 (simplify_truth_ops_using_ranges): New.
1142 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1143 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1144 whether a simplification was made.
1145 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1146 use a switch statement and also call simplify_truth_ops_using_ranges.
1148 2008-09-11 Jan Hubicka <jh@suse.cz>
1150 * ggc-common.c (loc_array): Make static.
1151 * dce.c (rest_of_handle_ud_dce): Free worklist.
1153 2008-09-11 Jan Hubicka <jh@suse.cz>
1155 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1156 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1157 function so we are sure we do not dangle it forever.
1158 * function.c (outer_function_chain, find_function_data): Remove.
1159 (function_context_stack): New.
1160 (push_function_context, pop_function_context): Update.
1161 * function.h (struct function): Remove pointer outer.
1162 (outer_function_chain, find_function_data): Remove.
1163 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1165 2008-09-11 Jan Hubicka <jh@suse.cz>
1168 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1170 2008-09-11 Jan Hubicka <jh@suse.cz>
1172 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1174 2008-09-11 Jan Hubicka <jh@suse.cz>
1176 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1177 (free_var_map_entry): New function.
1178 (redirect_edge_var_map_destroy): Use it.
1180 2008-09-11 Jan Hubicka <jh@suse.cz>
1183 * tree-inline.c (add_lexical_block): Replace with ...
1184 (prepend_lexical_block): ... prepend at begginig.
1185 (remap_blocks): Use it and reverse later.
1186 (expand_call_inline): Use prepend_lexical_block.
1188 2008-09-11 Jan Hubicka <jh@suse.cz>
1190 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1192 2008-09-11 Jan Hubicka <jh@suse.cz>
1194 * function.c (free_after_compilation): Call insn_locators_free.
1195 * cfglayout.c (insn_locators_free): New function.
1196 * rtl.h (insn_locators_free): Declare.
1198 2008-09-11 Jan Hubicka <jh@suse.cz>
1200 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1202 (cond_move_process_if_block): Update call.
1204 2008-09-11 Jan Hubicka <jh@suse.cz>
1206 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1207 * vec.c: Include hashtab.h
1208 (vec_descriptor, ptr_hash_entry): New structures.
1209 (vec_desc_hash, vec_ptr_map): New static variables.
1210 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1211 register_overhead, free_overhead, vec_heap_free): New functions.
1212 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1213 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1214 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1217 2008-09-11 Ira Rosen <irar@il.ibm.com>
1219 PR tree-optimization/37474
1220 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1221 length of load permutation.
1223 2008-09-11 Andreas Schwab <schwab@suse.de>
1225 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1227 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1230 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1231 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1232 simplify_gen_subreg.
1234 2008-09-11 Ira Rosen <irar@il.ibm.com>
1236 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1239 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1242 * gimplify.c (gimplify_body): Call default_rtl_profile.
1245 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1246 instead of tok->val.node if not expanding to something else. Handle
1247 intervening CPP_PADDING tokens.
1248 (altivec_categorize_keyword): Remove unneeded comparisons.
1250 2008-09-10 Richard Guenther <rguenther@suse.de>
1252 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1254 2008-09-10 Richard Guenther <rguenther@suse.de>
1257 * tree-inline.c (insert_init_stmt): Make sure to not
1258 insert invalid gimple stores.
1260 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1262 PR tree-optimization/37388
1263 * toplev.c (process_options): Fail and warn when graphite
1264 flags are used, but the compiler has not been configured
1265 with graphite libraries.
1266 * graphite.c (graphite_transform_loops): Remove printfs
1267 to dump_file for the case when graphite is not available.
1269 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1272 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1273 the even element into register.
1274 (ix86_expand_vector_init_general): Don't use
1275 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1276 if we can't move from GPR to SSE register directly.
1278 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1280 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1281 not lose track of the number of NOPs needed. Number of NOPs needed
1282 for sync vs. loads workaround was switched; corrected. Run second
1283 pass for all workarounds. No NOPs needed after call insns. Change
1284 second pass to use find_next_insn_start and find_load helpers in order
1285 to properly detect parallel insns.
1286 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1288 2008-09-10 Jan Hubicka <jh@suse.cz>
1290 * value-prof.c (gimple_ic): Fix tuplification bug.
1291 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1294 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1296 PR tree-optimization/37353
1297 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1298 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1299 calls instead of cond_dead_built_in_calls.
1300 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1301 initalize the vector only before adding first entry. Use VEC_safe_push
1302 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1303 shrink_wrap_conditional_dead_built_in_calls call.
1305 2008-09-10 Ira Rosen <irar@il.ibm.com>
1307 PR tree-optimization/37385
1308 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1309 and use it as a vector type if not NULL.
1310 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1312 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1314 (vectorizable_load): Likewise.
1316 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1318 * config/i386/i386.md (SWI32): New mode iterator.
1319 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1322 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1324 PR rtl-optimization/37435
1325 * caller-save.c (insert_restore, insert_save): Check the mode by
1328 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1333 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1336 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1338 * doc/invoke.texi (ARM Options): Correct errors in discussion
1339 of -mfloat-abi, -mhard-float, and -msoft-float.
1341 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1342 Jan Hubicka <jh@suse.cz>
1345 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1346 calling gimple_regimplify_operands on it. Iterate over all newly
1347 added statements, not just the last one.
1348 (insert_init_stmt): Insert stmt into seq first, then call
1349 gimple_regimplify_operands on it. Don't create new gimplification
1350 context, nor find referenced vars.
1352 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1355 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1356 to pointer to vector pointer.
1357 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1358 propagate_info_to_inlined_callees): Likewise.
1359 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1360 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1361 ipa_check_create_edge_args.
1362 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1363 to pointer to vector pointer.
1364 (cgraph_decide_inlining_of_small_function): Adjust
1365 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1369 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1370 optimizing for size, not speed.
1372 PR rtl-optimization/37408
1373 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1374 if parm is promoted.
1376 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1378 PR tree-optimization/37375
1379 * tree-scalar-evolution.c (scev_info_str): Add field
1381 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1382 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1383 set_instantiated_value): Pass instantiated_below.
1384 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1386 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1387 the definitions are not instantiated.
1389 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1390 (block_before_loop): New.
1391 * tree-data-ref.c (dr_analyze_indices): Update uses of
1393 * graphite.c (block_before_scop): New.
1394 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1395 basic block, not a loop for determining the parameters.
1396 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1398 (idx_record_params, find_params_in_bb, find_scop_parameters,
1399 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1400 to instantiate_scev.
1402 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1404 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1408 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1410 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1411 Check zero freq and increase if necessary.
1413 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1415 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1416 regno is in the right range. Add comments.
1418 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1420 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1422 * mips-tfile.c (copy_object): Cast alloca result to int *.
1423 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1425 Rename class to sclass.
1426 (read_tfile): Cast read_seek return values to proper types.
1427 Cast xcalloc return value to proper type.
1429 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1431 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1432 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1433 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1435 2008-09-09 Jan Hubicka <jh@suse.cz>
1437 * profile.c (is_edge_inconsistent): Add debug output; ignore
1438 negative count on fake edges.
1439 (is_inconsistent): Add debug output.
1441 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1443 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1445 (choose_ready): When first insn is chosen from the ready list, also
1448 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1450 PR rtl-optimization/37360
1451 * haifa-sched.c (max_issue): Do not assert that we never issue more
1452 insns than issue_rate. Add comment.
1454 2008-09-09 Richard Guenther <rguenther@suse.de>
1456 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1457 (verify_types_in_gimple_call): Rename to ...
1458 (verify_gimple_call): ... this. Enhance.
1459 (verify_types_in_gimple_cond): Remove.
1460 (verify_gimple_comparison): New function ...
1461 (verify_types_in_gimple_assign): ... split out from here.
1462 (verify_types_in_gimple_return): Rename to ...
1463 (verify_gimple_return): ... this. Enhance.
1464 (verify_types_in_gimple_switch): Rename to ...
1465 (verify_gimple_switch): ... this. Enhance.
1466 (verify_gimple_goto): New function.
1467 (verify_types_in_gimple_phi): Rename to ...
1468 (verify_gimple_phi): ... this. Enhance.
1469 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1470 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1471 (verify_types_in_gimple_seq_2): Remove cases handled in
1472 verify_types_in_gimple_stmt.
1474 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1476 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1477 (push_multiple_operation, pop_multiple_operation): Set it.
1478 (workaround_rts_anomaly): New function.
1479 (workaround_speculation): New function, broken out of bfin_reorg.
1480 (bfin_reorg): Call the new functions.
1482 2008-09-09 Richard Guenther <rguenther@suse.de>
1486 * gimplify.c (gimplify_conversion): Change conversions of
1487 non-register type to VIEW_CONVERT_EXPRs.
1488 (gimplify_addr_expr): If we need to make the operand
1489 addressable make sure to use a properly initialized
1490 temporary for that so it gets a valid gimple store.
1492 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1494 * function.h (struct function): Add function_start_locus.
1495 * cfgexpand.c (gimple_expand_cfg): Use it.
1496 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1498 2008-09-09 Richard Guenther <rguenther@suse.de>
1500 PR tree-optimization/37433
1501 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1504 2008-09-09 Richard Guenther <rguenther@suse.de>
1506 PR tree-optimization/37387
1507 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1508 and bits to a common type.
1510 2008-09-09 Nick Clifton <nickc@redhat.com>
1512 * config/v850/v850.md (return): Restore frame size restriction.
1514 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1516 * c-common.c (c_expand_decl): Remove.
1517 * c-common.h (anon_aggr_type_p): Remove prototype.
1518 (DECL_ANON_UNION_ELEMS): Remove.
1519 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1520 * c-decl.c (anon_aggr_type_p): Remove.
1521 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1522 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1523 * langhooks.h (struct lang_hooks): Remove expand_decl.
1524 * langhooks.c (lhd_expand_decl): Remove.
1525 * stmt.c (expand_anon_union_decl): Remove.
1526 * tree.h (expand_anon_union_decl): Remove prototype.
1528 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1531 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1533 * config/avr/avr.md (QISI) : Define mode iterator.
1534 (negated_tst<mode>) : Redefine as split using mode macro.
1535 (reversed_tstqi): Define insn as reversed compare with zero.
1536 (reversed_tsthi): Ditto.
1537 (reversed_tstsi): Ditto.
1539 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1542 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1543 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1546 * predict.c (optimize_function_for_size_p): Don't segfault if
1548 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1549 tree_swap_operands_p): Don't test cfun != NULL before calling
1550 optimize_function_for_s*_p.
1552 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1554 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1557 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1559 * crx/crx.h (IRA_COVER_CLASSES): Define.
1561 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1564 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1565 even when a stmt has been gimple_modified_p, but after fold_stmt is
1566 not any longer. Remove unneeded may_have_exposed_new_symbols
1569 2008-09-08 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/37421
1572 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1575 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1578 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1580 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1583 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1584 * pa-hpux10.h (LINK_SPEC): Likewise.
1585 * pa-hpux11.h (LINK_SPEC): Likewise.
1587 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1589 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1590 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1592 2008-09-07 Helge Deller <deller@gmx.de>
1594 * pa/linux-atomic.c: New file.
1595 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1596 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1598 2008-09-07 Richard Guenther <rguenther@suse.de>
1599 Ira Rosen <irar@il.ibm.com>
1601 PR tree-optimization/36630
1602 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1603 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1605 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1606 Ira Rosen <irar@il.ibm.com>
1608 PR tree-optimization/35642
1609 * config/rs6000/altivec.md (mulv8hi3): Implement.
1611 2008-09-06 Jeff Law <law@redhat.com>
1613 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1615 2008-09-06 Jan Hubicka <jh@suse.cz>
1617 PR tree-optimization/14703
1618 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1620 * passes.c (init_optimization_passes): Recompute inline parameters.
1622 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1624 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1627 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1628 Peter Fuerst <post@pfrst.de>
1630 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1631 * doc/extend.texi: Document __builtin_mips_cache.
1632 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1633 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1634 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1635 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1636 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1637 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1638 (set_push_mips_isas): New variable.
1639 (mips_r10k_cache_barrier): New variable.
1640 (cache): New availability predicate.
1641 (mips_builtins): Add an entry for __builtin_mips_cache.
1642 (mips_build_cvpointer_type): New function.
1643 (MIPS_ATYPE_CVPOINTER): New macro.
1644 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1646 (r10k_simplified_address_p, r10k_simplify_address)
1647 (r10k_uncached_address_p, r10k_safe_address_p)
1648 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1649 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1650 (r10k_insert_cache_barriers): New functions.
1651 (mips_reorg_process_insns): Delete cache barriers after a
1652 branch-likely instruction.
1653 (mips_reorg): Call r10k_insert_cache_barriers.
1654 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1655 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1656 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1657 (mips_cache, r10k_cache_barrier): New define_insns.
1659 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1661 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1662 * ira-color.c (setup_allocno_left_conflicts_num): Use
1663 hard_reg_set_equal_p instead of a comparison with
1664 ira_zero_hard_reg_set.
1665 * ira.c (setup_reg_subclasses): Likewise.
1666 (setup_cover_and_important_classes): Likewise.
1667 (setup_class_translate): Likewise.
1668 (setup_reg_class_intersect_union): Likewise.
1669 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1670 (ira_init_once): Don't initialize them.
1672 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1674 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1676 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1678 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1680 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1682 Improved branch hints, safe hints, and scheduling.
1684 * haifa-sched.c (sched_emit_insn) : Define.
1685 * sched-int.h (sched_emit_insn) : Add prototype.
1686 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1687 -mhint-max-distance -msafe-hints) : Document.
1688 * config/spu/spu.c (spu_flag_var_tracking): New.
1689 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1690 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1691 TARGET_ASM_FILE_START): Define.
1692 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1693 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1694 (spu_emit_branch_hint): Add blocks argument.
1695 (insert_branch_hints, insert_nops): Remove.
1696 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1697 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1698 spu_sched_reorder, asm_file_start): New functions.
1699 (clock_var, spu_sched_length, pipe0_clock,
1700 pipe1_clock, prev_clock_var, prev_priority,
1701 spu_ls_first, prev_ls_clock): New static variables.
1702 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1703 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1704 (nopn_nv): Add a non-volatile version of nop.
1705 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1706 -mhint-max-distance, -msafe-hints): New options.
1708 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1709 Samuel Tardieu <sam@rfc1149.net>
1711 * opts.c (decode_options): Combine nested if statements.
1714 * opts.c (decode_options): Handle more relationships among
1715 unit-at-a-time, toplevel-reorder, and section-anchors.
1717 2008-09-05 David Daney <ddaney@avtrex.com>
1719 * doc/install.texi (--enable-reduced-reflection): Document new option.
1721 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1723 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1725 (constantpool_operand): New.
1726 (move_operand): Disallow sub-word modes for the constant pool.
1727 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1728 (xtensa_secondary_reload_class): Replace with....
1729 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1730 Set icode for sub-word reloads from the constant pool.
1731 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1732 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1733 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1734 * config/xtensa/xtensa-protos.h: Update prototypes.
1736 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1738 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1739 (REG_CLASS_NAMES): Update.
1740 (REG_CLASS_CONTENTS): Update.
1741 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1742 of ALL_REGS for regs 77 and 78.
1743 * function.c (instantiate_virtual_regs_in_insn): Assert that
1744 return value of simplify_gen_subreg is not NULL.
1746 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1748 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1749 (gen_rtvec_v): Fix coding standards.
1751 2008-09-04 Jan Hubicka <jh@suse.cz>
1753 * i386.c (decide_alg): Be more conservative about optimizing for size.
1755 2008-09-04 Ian Lance Taylor <iant@google.com>
1757 * varasm.c (narrowing_initializer_constant_valid_p): New
1759 (initializer_constant_valid_p): Call it.
1761 2008-09-04 Jeff Law <law@redhat.com>
1763 * fold-const.c (native_encode_real): Fix computation of WORDS.
1764 (native_interpret_real): Likewise.
1766 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1768 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1770 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1772 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1773 that the cost is already taken into account in ira-costs.c
1775 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1777 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1778 ira_debug_copies): New.
1779 (ira_bulid): Call print_copies.
1781 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1783 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1786 * config/rs6000/rs6000.c (optimization_options): Remove check of
1787 flag_toplevel_order.
1789 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1791 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1792 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1793 second operand is a reg_imm10_operand.
1794 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1795 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1796 (*seq_<GPR:mode><GPR2:mode>): Rename to
1797 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1799 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1800 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1802 (*sne_<GPR:mode><GPR2:mode>): Rename to
1803 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1806 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1808 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1809 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1810 combining an arithmetic right shift by more than 31 and a
1811 trunction. Don't match for out-of-range shift amounts. Set
1812 attribute mode to <MODE>.
1813 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1814 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1815 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1816 shifts by less than 32.
1817 (extv): Change predicate on first operand to accept registers.
1818 Change predicate of the other operands from immediate_operand to
1819 const_int_operand. Expand exts when source is a register.
1820 (extzv): Change predicate of the constant operands from
1821 immediate_operand to const_int_operand.
1822 (extzv<mode>): Change predicate of the constant operands from
1823 immediate_operand to const_int_operand and no constraint. Also
1825 (*extzv_trunc<mode>_exts): New pattern.
1827 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1829 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1830 * config/mips/mips-protos.h (mask_low_and_shift_p,
1831 mask_low_and_shift_len): Declare.
1832 * config/mips/mips.c (mask_low_and_shift_p,
1833 mask_low_and_shift_len): New functions.
1834 (mips_print_operand): Handle new operand prefix "m".
1835 * config/mips/mips.md (*cins<mode>): New pattern.
1837 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1839 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1840 optimizing for size.
1842 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1844 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1845 regardless of epilogue_completed.
1847 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1850 * ira-lives.c (process_bb_node_lives): Check setjmp.
1852 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1855 * ira-build.c (form_loop_tree): Reverse BB walk.
1856 (create_bb_allocnos): Likewise.
1857 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1858 (mark_reg_store): Rename to...
1859 (mark_ref_live): ...this and take a df_ref argument instead of
1860 note_stores arguments. Assert that we have a register.
1861 (mark_reg_clobber): Delete.
1862 (def_conflicts_with_inputs_p): New function.
1863 (mark_reg_conflicts): Delete.
1864 (mark_reg_death): Rename to...
1865 (mark_ref_dead): ...this and take a df_ref argument instead of
1866 a register. Assert that we have a register.
1867 (process_bb_node_lives): Hoist frequency calculation out of
1868 instruction walk. Convert from a forwards scan to a backwards scan.
1869 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1870 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1871 (create_allocno_live_ranges): Don't create regs_set.
1873 2008-09-04 Ian Lance Taylor <iant@google.com>
1875 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1876 or REG_LABEL_TARGET.
1877 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1878 comparing MODE with MEM.
1879 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1880 comparing with GF_PREDICT_TAKEN.
1881 (gimple_get_lhs): Change code to enum gimple_code.
1882 (gimple_set_lhs): Likewise.
1883 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1884 * omp-low.c (find_omp_clause): Change kind parameter to enum
1886 * tree-flow.h (find_omp_clause): Update declaration.
1887 * regrename.c (clear_dead_regs): Change kind parameter to enum
1889 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1891 * see.c (see_get_extension_data): Change return type to enum
1892 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1893 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1894 (see_gen_normalized_extension): Change extension_code parameter to
1896 (see_seek_pre_extension_expr): Change extension_code to enum
1898 (see_merge_one_def_extension): Likewise.
1899 (see_handle_relevant_defs): Likewise.
1900 (see_handle_relevant_uses): Likewise.
1901 (see_analyze_one_def): Likewise.
1902 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1903 GIMPLE_ASM rather than ASM_EXPR.
1904 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1905 GIMPLE_RETURN rather than RETURN_EXPR.
1906 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1907 (evaluate_stmt): Likewise.
1908 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1909 to enum vect_relevant.
1910 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1911 compare gimple codes with tree codes.
1913 2008-09-04 Paul Brook <paul@codesourcery.com>
1915 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1917 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1919 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1920 pointer check lost in the recent no-unit-at-a-time patch.
1922 2008-09-04 Jan Hubicka <jh@suse.cz>
1925 * tree-switch-conversion.c (check_final_bb): Accept only IP
1928 2008-09-04 Jan Hubicka <jh@suse.cz>
1930 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1932 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1933 using_ranges argument.
1934 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1935 (vrp_visit_cond_stmt): Update call of
1936 vrp_evaluate_conditional_warnv_with_ops
1938 2008-09-04 Jan Hubicka <jh@suse.cz>
1940 PR tree-optimization/37345
1941 PR tree-optimization/37358
1942 PR tree-optimization/37357
1943 * tree.c (build_function_type_skip_args): Build distinct type copy;
1945 (build_function_decl_skip_args): Set type of new decl not orig decl;
1946 clear DECL_VINDEX for methods turned into functions.
1948 2008-09-04 Nick Clifton <nickc@redhat.com>
1950 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1951 * configure: Regenerate.
1952 * config.in: Regenerate.
1953 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1954 alignment field, if it is supported.
1956 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1958 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1961 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1963 * config/rs6000/rs6000.c (processor_target_table): Do not
1964 enable VMX for POWER6.
1966 2008-09-03 Anton Blanchard <anton@samba.org>
1968 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1969 emit memory barrier before operation.
1971 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1974 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1975 default_elf_asm_output_external.
1977 2008-09-03 Jeff Law <law@redhat.com>
1979 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1981 2008-09-03 Richard Henderson <rth@redhat.com>
1983 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1984 memory barrier to below the test-and-set.
1985 (alpha_split_lock_test_and_set_12): Likewise.
1987 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1991 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1994 * ira-color.c (print_loop_title): Use all_allocnos.
1995 (color_pass): Ditto. Don't add border_allocnos. Check that
1996 subloop allocno in the correspdoning bitmap all_allocnos.
1998 * ira-emit.c (change_loop): Use all_allocnos.
2000 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2002 (ira_create_allocno): Set up all_allocnos bit for the created
2004 (create_cap_allocno): Remove setting mentioned_allocnos.
2005 (create_insn_allocnos): Ditto.
2006 (remove_unnecessary_allocnos): Use all_allocnos.
2007 (check_allocno_creation): Check that allocnos are in the
2008 corresponding bitmap all_allocnos.
2010 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2014 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2015 (process_regs_for_copy): Process subregs. Refine check when cost
2016 is taken into account in ira-costs.c.
2017 (process_reg_shuffles): Use REG_SUBREG_P.
2018 (add_insn_allocno_copies): Ditto. Ignore modes.
2020 * ira-color.c (conflict_allocno_vec): New.
2021 (COST_HOP_DIVISOR): New macro.
2022 (update_copy_costs_1): Use it.
2023 (update_conflict_hard_regno_costs): New function.
2024 (assign_hard_reg): Use it.
2025 (ira_color): Allocate and free conflict_allocno_vec.
2027 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2031 * ira-int.h (ira_sort_insn_chain): Remove.
2033 * ira.c (basic_block_order_nums, chain_insn_order,
2034 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2035 (ira): Don't call ira_sort_insn_chain.
2037 * reload1.c (reload): Don't call ira_sort_insn_chain.
2039 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2042 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2043 which become non throw.
2044 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2045 update_call_expr after updating the flags on the decl.
2047 2008-09-03 Jan Hubicka <jh@suse.cz>
2049 PR tree-optimization/37315
2050 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2051 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2052 (cgraph_analyze_functions): Use node->analyzed
2053 (cgraph_mark_functions_to_output): Likewise.
2054 (cgraph_expand_function): All functions can be released after
2056 (cgraph_optimize): Use gimple_has_body_p.
2057 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2058 (cgraph_decide_inlining_incrementally): Likewise.
2059 (inline_transform): Inline transform.
2060 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2062 (inlinable_function_p): Drop gimple_body check.
2063 (expand_call_inline): Use gimple_has_body_p.
2064 * gimple.c (gimple_has_body_p): New.
2065 * gimple.h (gimple_has_body_p): Add prototype.
2066 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2067 (dump_function_to_file): Use gimple_has_body_p check.
2069 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2072 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2074 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2076 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2078 From Michael Frysinger <michael.frysinger@analog.com>
2079 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2080 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2083 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2086 * doc/extend.texi: Document picoChip builtin functions.
2087 * doc/invoke.texi: Document picoChip options.
2088 * doc/contrib.texi: Add picoChip contribution.
2089 * doc/md.texi: Document picoChip constraints.
2090 * config.gcc: Add picochip-*-*.
2091 * config/picochip/: Add new port.
2093 2008-09-03 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/37328
2096 * tree-sra.c (sra_build_assignment): Gimplify properly.
2097 (generate_copy_inout): Take the correct stmt as definition,
2098 remove bogus assert.
2100 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2102 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2105 From Michael Frysinger <michael.frysinger@analog.com>
2106 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2108 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2110 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2111 (__gthread_setspecific): Revert 2008-08-31 change to
2112 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2114 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2116 * diagnostic.c (error_at): New.
2117 * toplev.h (error_at): New prototype.
2118 * c-typeck.c (build_array_ref): Call error_at instead of error.
2119 Pass location to pedwarn.
2121 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2123 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2125 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2127 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2128 VAR_DECL and CONST_DECL.
2130 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2131 Jakub Jelinek <jakub@redhat.com>
2133 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2134 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2135 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2136 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2137 Don't set ix86_save_varrargs_registers.
2138 (ix86_setup_incoming_varargs): Assume cum != NULL.
2139 (ix86_va_start): Check ix86_varargs_gpr_size and
2140 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2141 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2142 from frame pointer if ix86_varargs_gpr_size == 0.
2143 (ix86_compute_frame_layout): Updated.
2144 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2145 (ix86_varargs_gpr_size): Define.
2146 (ix86_varargs_fpr_size): Likewise.
2147 (machine_function): Remove save_varrargs_registers.
2148 Add varargs_gpr_size and varargs_fpr_size.
2150 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2152 * config/alpha/alpha.c (va_list_skip_additions,
2153 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2154 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2157 PR tree-optimization/36766
2158 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2159 for already removed basic blocks.
2162 * real.c (real_maxval): Clear a lower bit to make real_maxval
2163 match get_max_float for IBM long double format.
2165 2008-09-02 Andreas Schwab <schwab@suse.de>
2167 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2168 * configure: Regenerate.
2170 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2172 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2173 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2174 checking for a non-VOID CONSTANT_P.
2176 2008-09-02 Jan Hubicka <jh@suse.cz>
2178 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2179 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2182 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2184 * expr.c (emit_group_store): Don't assert stack temp mode size.
2186 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2187 Tobias Grosser <grosser@fim.uni-passau.de>
2188 Jan Sjodin <jan.sjodin@amd.com>
2189 Harsha Jagasia <harsha.jagasia@amd.com>
2190 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2191 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2192 Adrien Eliche <aeliche@isty.uvsq.fr>
2194 Merge from graphite branch.
2197 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2198 * doc/invoke.texi (-floop-block, -floop-interchange,
2199 -floop-strip-mine): Document new flags.
2200 * tree-into-ssa.c (gimple_vec): Moved...
2201 * tree-loop-distribution.c (rdg_component): Moved...
2202 * cfgloopmanip.c: Include tree-flow.h.
2203 (update_dominators_in_loop): New.
2204 (create_empty_if_region_on_edge): New.
2205 (create_empty_loop_on_edge): New.
2206 (loopify): Use update_dominators_in_loop.
2207 * tree-pass.h (pass_graphite_transforms): Declared.
2208 * configure: Regenerate.
2209 * tree-phinodes.c (make_phi_node): Export.
2210 (add_phi_node_to_bb): New, split from create_phi_node.
2211 * tree-chrec.c (for_each_scev_op): New.
2212 * tree-chrec.h (for_each_scev_op): Declared.
2213 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2214 (remove_statement): Call get_phi_with_result.
2215 * config.in (HAVE_cloog): Undef.
2216 * gdbinit.in (pgg): New.
2217 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2218 * tree-ssa-loop.c (graphite_transforms): New.
2219 (gate_graphite_transforms): New.
2220 (pass_graphite_transforms): New.
2221 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2222 HAVE_cloog): Defined.
2223 * tree-vectorizer.c (rename_variables_in_bb): Export.
2224 * tree-data-ref.c (dr_may_alias_p): Export.
2225 (stmt_simple_memref_p): New.
2226 (find_data_references_in_stmt): Export.
2227 (find_data_references_in_loop): Export.
2228 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2229 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2230 (create_rdg_vertices): Export.
2231 (build_empty_rdg): New.
2232 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2233 * tree-data-ref.h (rdg_component): ... here.
2235 (struct data_reference): Add a field scop.
2237 (find_data_references_in_loop): Declared.
2238 (find_data_references_in_stmt): Declared.
2239 (create_rdg_vertices): Declared.
2240 (dr_may_alias_p): Declared.
2241 (stmt_simple_memref_p): Declared.
2242 (struct rdg_edge): Add a field ddr_p relation.
2243 (build_empty_rdg): Declared.
2244 * lambda.h (lambda_matrix): Declare a VEC of.
2245 (find_induction_var_from_exit_cond): Declared.
2246 (lambda_vector_compare): New.
2247 * common.opt (fgraphite, floop-strip-mine,
2248 floop-interchange, floop-block): New flags.
2249 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2250 * cfgloop.c (is_loop_exit): New.
2251 * cfgloop.h (is_loop_exit): Declared.
2252 (create_empty_if_region_on_edge): Declared.
2253 (create_empty_loop_on_edge): Declared.
2254 * tree-flow.h (add_phi_node_to_bb): Declared.
2255 (make_phi_node): Declared.
2256 (rename_variables_in_bb): Declared.
2257 (perfect_loop_nest_depth): Declared.
2258 (graphite_transform_loops): Declared.
2259 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2260 (graphite.o-warn): Add -Wno-error.
2261 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2262 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2263 (INCLUDES): Add PPLINC, CLOOGINC.
2264 (OBJS-common): Add graphite.o.
2265 (graphite.o): Add rule.
2266 * gimple.h (gimple_vec): ... here.
2267 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2268 * passes.c (init_optimization_passes): Schedule
2269 pass_graphite_transforms.
2271 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2274 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2275 and -fno-toplevel-reorder after handle_options.
2277 2008-09-02 Paul Brook <paul@codesourcery.com>
2279 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2280 (arm_override_options): Set arm_tune_cortex_a9.
2281 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2282 (arm_issue_rate): Handle cortexa9.
2283 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2284 * config/arm/arm-cores.def: Add cortex-a9.
2285 * config/arm/arm-tune.md: Regenerate.
2286 * config/arm/arm.md: Include cortex-a9.md.
2287 (generic_sched, generic_vfp): Add cortexa9.
2288 * config/arm/cortex-a9.md: New file.
2290 2008-09-02 Richard Guenther <rguenther@suse.de>
2292 PR tree-optimization/37327
2293 * tree-vrp.c (register_new_assert_for): Make sure to not have
2294 TREE_OVERFLOW set on the bound.
2296 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2298 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2300 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2301 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2304 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2306 * gcc/config/spu/spu.md (divdf3): Removed.
2308 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2310 PR tree-optimization/37095
2311 * cgraph.c (cgraph_node): When creating new cgraph node after
2312 assembler_name_hash has been populated, record it in the hash
2315 2008-09-01 Paul Brook <paul@codesourcery.com>
2317 * doc/invoke.texi: Document -mword-relocations.
2318 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2319 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2320 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2321 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2322 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2323 (arm_emit_movpair): New function.
2324 (arm_print_operand <c>): Handle sybolic addresses.
2325 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2326 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2327 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2328 * config/arm/arm.opt: Add -mword-relocations.
2329 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2330 (arm_movt, arm_movw): New.
2332 2008-09-01 Paul Brook <paul@codesourcery.com>
2334 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2335 Allow Interworking on ARMv4 EABI based targets.
2336 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2337 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2339 2008-09-01 Paul Brook <paul@codesourcery.com>
2341 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2342 optimized LT0 test. Remove optimization for GT.
2344 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2346 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2347 openmp applications.
2348 * pa-hpux11.h (LIB_SPEC): Likewise.
2350 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2353 2008-09-01 Jan Hubicka <jh@suse.cz>
2355 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2356 present, use only counts; when guessed use only frequencies.
2357 (estimate_bb_frequencies): Use function_frequency.
2358 * profile.c (compute_branch_probabilities): Exit early when
2359 profile reading failed. Set profile_status.
2360 (branch_prob): Do not set profile_status.
2362 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2364 * tree.c (protected_set_expr_location): New.
2365 * tree.h (protected_set_expr_location): New prototype.
2366 * c-tree.h (build_array_ref): Add argument.
2367 (parser_build_unary_op): Same.
2368 * c-typeck.c (build_indirect_ref): Handle new location argument.
2369 (build_array_ref): Same.
2370 (parser_build_unary_op): Same.
2371 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2373 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2375 * c-common.c (finish_label_address_expr): Handle new location argument.
2376 * c-common.h (build_indirect_ref): Add argument.
2377 (finish_label_address_expr): Same.
2378 * c-parser.c (c_parser_unary_expression): Pass location to build
2380 (c_parser_postfix_expression): Same.
2382 2008-09-01 Paul Brook <paul@codesourcery.com>
2384 * config/arm/arm.md: Include cortex-r4f.md.
2385 (attr fpu): Update type list.
2386 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2387 fconstd, fcmps and fcmpd.
2388 (attr tune_cortexr4): Define.
2389 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2390 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2391 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2392 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2393 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2394 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2395 cortex_a8_vfp_farith: Ditto.
2396 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2397 * config/arm/cortex-r4.md: Use tune_cortexr4.
2398 * config/arm/cortex-r4f.md: New file.
2400 2008-09-01 Richard Guenther <rguenther@suse.de>
2402 PR tree-optimization/37305
2403 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2404 the result of constant conversions.
2405 (fold_gimple_assign): Likewise.
2407 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2409 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2410 #ifdef ENABLE_CHECKING.
2412 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2414 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2415 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2416 when !INSN_SCHEDULING.
2418 2008-09-01 Andreas Schwab <schwab@suse.de>
2420 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2422 2008-09-01 Paul Brook <paul@codesourcery.com>
2424 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2426 2008-09-01 Jan Hubicka <jh@suse.cz>
2428 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2430 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2432 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2433 * gimplify.c (gimplify_init_constructor): Add speed operand.
2434 * tree-sra.c (decide_block_copy): Likewise.
2435 * tree-inline.c (estimate_move_cost): Likewise.
2436 * config/alpha/alpha.h (MOVE_RATIO): Update.
2437 * config/frv/frv.c (MOVE_RATIO): Update.
2438 * config/spu/spu.h (MOVE_RATIO): Update.
2439 * config/sparc/sparc.h (MOVE_RATIO): Update.
2440 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2441 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2442 * config/cris/cris.h (MOVE_RATIO): Update.
2443 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2444 * config/arm/arm.h (MOVE_RATIO): Update.
2445 * config/pa/pa.md: Update uses of MOVE_RATIO
2446 * config/pa/pa.h (MOVE_RATIO): Update.
2447 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2448 CLEAR_RATIO, SET_RATIO): Update.
2449 * config/h8300/h8300.h (MOVE_RATIO): Update.
2450 * config/v850/v850.h (MOVE_RATIO): Update.
2451 * config/bfin/bfin.h (MOVE_RATIO): Update.
2453 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2454 Dmitry Melnik <dm@ispras.ru>
2455 Dmitry Zhurikhin <zhur@ispras.ru>
2456 Alexander Monakov <amonakov@ispras.ru>
2457 Maxim Kuvyrkov <maxim@codesourcery.com>
2459 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2460 sel-sched-dump.c, sel-sched-ir.c: New files.
2461 * Makefile.in (OBJS-common): Add selective scheduling object files.
2462 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2463 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2464 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2465 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2466 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2467 (make_forwarder_block): Update loop latch if we have redirected
2468 the loop latch edge.
2469 * cfgloop.c (get_loop_body_in_custom_order): New function.
2470 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2471 (CP_FALLTHRU_PREHEADERS): Likewise.
2472 (get_loop_body_in_custom_order): Declare.
2473 * cfgloopmanip.c (has_preds_from_loop): New.
2474 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2475 Assert that the preheader edge will be fall thru when it is set.
2476 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2477 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2478 fsel-sched-substitution, fselective-scheduling): New flags.
2479 * cse.c (hash_rtx_cb): New.
2481 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2482 sel_sched_insn_cnt): New counters.
2483 * final.c (compute_alignments): Export. Free dominance
2484 info after loop_optimizer_finalize.
2485 * genattr.c (main): Output maximal_insn_latency prototype.
2486 * genautomata.c (output_default_latencies): New.
2487 Factor its code from ...
2488 (output_internal_insn_latency_func): ... here.
2489 (output_internal_maximal_insn_latency_func): New.
2490 (output_maximal_insn_latency_func): New.
2491 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2492 (struct hard_reg_set_iterator): New.
2493 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2494 hard_reg_set_iter_next): New functions.
2495 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2496 * lists.c (remove_free_INSN_LIST_node,
2497 remove_free_EXPR_LIST_node): New functions.
2498 * loop-init.c (loop_optimizer_init): When
2499 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2500 calling create_preheaders.
2501 (loop_optimizer_finalize): Do not verify flow info after reload.
2502 * recog.c (validate_replace_rtx_1): New parameter simplify.
2503 Default it to true. Update all uses. Factor out simplifying
2505 (simplify_while_replacing): ... this new function.
2506 (validate_replace_rtx_part,
2507 validate_replace_rtx_part_nosimplify): New.
2508 * recog.h (validate_replace_rtx_part,
2509 validate_replace_rtx_part_nosimplify): Declare.
2510 * rtl.c (rtx_equal_p_cb): New.
2511 (rtx_equal_p): Use it.
2512 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2513 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2514 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2515 * vecprim.h: Add a vector type for unsigned int.
2516 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2517 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2518 ready_try, cycle_issued_insns, spec_info): Make global.
2519 (readyp): Initialize.
2520 (dfa_lookahead): New global variable.
2521 (old_max_uid, old_last_basic_block): Remove.
2522 (h_i_d): Make it a vector.
2523 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2525 (after_recovery, adding_bb_to_current_region_p):
2526 New variables to handle correct insertion of the recovery code.
2527 (struct ready_list): Move declaration to sched-int.h.
2528 (rgn_n_insns): Removed.
2529 (rtx_vec_t): Move to sched-int.h.
2530 (find_insn_reg_weight): Remove.
2531 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2532 (haifa_init_h_i_d, haifa_finish_h_i_d):
2533 New functions to initialize / finalize haifa instruction data.
2534 (extend_h_i_d, init_h_i_d): Rewrite.
2535 (unlink_other_notes): Move logic to add_to_note_list. Handle
2536 selective scheduler.
2537 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2538 find_fallthru_edge): Make global, remove static prototypes.
2539 (max_issue): Make global. Add privileged_n and state parameters. Use
2541 (extend_global, extend_all): Removed.
2542 (init_before_recovery): Add new param. Fix the handling of the case
2543 when we insert a recovery code before the EXIT which has a predecessor
2544 with a fallthrough edge to it.
2545 (create_recovery_block): Make global. Rename to
2546 sched_create_recovery_block. Update.
2547 (change_pattern): Rename to sched_change_pattern. Make global.
2548 (speculate_insn): Rename to sched_speculate_insn. Make global.
2549 Split haifa-specific functionality into ...
2550 (haifa_change_pattern): New static function.
2551 (sched_extend_bb): New static function.
2552 (sched_init_bbs): New function.
2553 (current_sched_info): Change type to struct haifa_sched_info.
2554 (insn_cost): Adjust for selective scheduling.
2555 (dep_cost_1): New function. Move logic from ...
2556 (dep_cost): ... here.
2557 (dep_cost): Use dep_cost_1.
2558 (contributes_to_priority_p): Use sched_deps_info instead of
2560 (priority): Adjust to work with selective scheduling. Process the
2561 corner case when all dependencies don't contribute to priority.
2562 (rank_for_schedule): Use ds_weak instead of dep_weak.
2563 (advance_state): New function. Move logic from ...
2564 (advance_one_cycle): ... here.
2565 (add_to_note_list, concat_note_lists): New functions.
2566 (rm_other_notes): Make static. Adjust for selective scheduling.
2567 (remove_notes, restore_other_notes): New functions.
2568 (move_insn): Add two arguments. Update assert. Don't call
2570 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2571 Remove more_issue, max_points. Move the code to initialize
2572 max_lookahead_tries to max_issue.
2573 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2574 ready. Adjust use of move_insn. Call restore_other_notes.
2576 (sched_init, sched_finish): Move Haifa-specific initialization/
2578 (haifa_sched_init, haifa_sched_finish): ... respectively.
2580 (setup_sched_dump): New function.
2581 (haifa_init_only_bb): New static function.
2582 (haifa_speculate_insn): New static function.
2583 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2584 (extend_ready, extend_all): Remove.
2585 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2586 (create_check_block_twin, add_to_speculative_block): Use
2587 haifa_insns_init instead of extend_global. Update to use new
2588 initialization functions. Change parameter. Factor out code from
2589 create_check_block_twin to ...
2590 (sched_create_recovery_edges) ... this new function.
2591 (add_block): Remove.
2592 (sched_scan_info): New.
2593 (extend_bb): Use sched_scan_info.
2594 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2595 static functions for walking through scheduling region.
2596 (sched_luids): New vector variable to replace uid_to_luid.
2597 (luids_extend_insn): New function.
2598 (sched_max_luid): New variable.
2599 (luids_init_insn): New function.
2600 (sched_init_luids, sched_finish_luids): New functions.
2601 (insn_luid): New debug function.
2602 (sched_extend_target): New function.
2603 (haifa_init_insn): New static function.
2604 (sched_init_only_bb): New hook.
2605 (sched_split_block): New hook.
2606 (sched_split_block_1): New function.
2607 (sched_create_empty_bb): New hook.
2608 (sched_create_empty_bb_1): New function.
2609 (common_sched_info, ready): New global variables.
2610 (current_sched_info_var): Remove.
2611 (move_block_after_check): Use common_sched_info.
2612 (haifa_luid_for_non_insn): New static function.
2613 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2614 (increase_insn_priority): New.
2615 * modulo-sched.c: (issue_rate): Remove static declaration.
2616 (sms_sched_info): Change type to haifa_sched_info.
2617 (sms_sched_deps_info, sms_common_sched_info): New variables.
2618 (setup_sched_infos): New.
2619 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2620 Do not call regstat_free_calls_crossed.
2621 (sms_print_insn): Use const_rtx.
2622 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2623 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2624 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2625 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2626 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2627 current_sched_info to use it.
2628 (enum reg_pending_barrier_mode): Move to sched-int.h.
2629 (h_d_i_d): New variable. Initialize to NULL.
2630 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2632 (estimate_dep_weak): Remove static declaration.
2633 (sched_has_condition_p): New function. Adjust users of
2634 sched_get_condition to use it instead.
2635 (conditions_mutex_p): Add arguments indicating which conditions are
2637 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2638 argument to indicate whether returned condition is reversed. Do not
2639 generate new rtx when condition should be reversed; indicate it by
2640 setting new argument instead.
2641 (add_dependence_list_and_free): Add deps parameter.
2642 Update all users. Do not free dependence list when
2643 deps context is readonly.
2644 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2646 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2647 (remove_from_deps): New. Use the above functions.
2648 (cur_insn, can_start_lhs_rhs_p): New static variables.
2649 (add_or_update_back_dep_1): Initialize present_dep_type.
2650 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2651 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2652 haifa_note_dep): New functions implementing dependence hooks for
2653 the Haifa scheduler.
2654 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2655 note_dep): New functions.
2656 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2658 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2659 (free_deps): Initialize deps->reg_last.
2660 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2661 sched_analyze_insn): Update to use dependency hooks infrastructure
2662 and readonly contexts.
2663 (deps_analyze_insn): New function. Move part of logic from ...
2664 (sched_analyze): ... here. Also move some logic to ...
2665 (deps_start_bb): ... here. New function.
2666 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2668 (sched_deps_init): New function. Move code from ...
2669 (init_dependency_caches): ... here. Remove.
2670 (init_deps_data_vector): New.
2671 (sched_deps_finish): New function. Move code from ...
2672 (free_dependency_caches): ... here. Remove.
2673 (init_deps_global, finish_deps_global): Adjust for use with
2674 selective scheduling.
2675 (get_dep_weak): Move logic to ...
2676 (get_dep_weak_1): New function.
2677 (ds_merge): Move logic to ...
2678 (ds_merge_1): New static function.
2679 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2680 (ds_get_max_dep_weak): New function.
2681 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2682 (n_insns): Rename to rgn_n_insns.
2683 (debug_ebb_dependencies): New function.
2684 (init_ready_list): Use it.
2685 (begin_schedule_ready): Use sched_init_only_bb.
2686 (ebb_print_insn): Indicate when an insn starts a new cycle.
2687 (contributes_to_priority, compute_jump_reg_dependencies,
2688 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2689 (add_block1): Remove to ebb_add_block.
2690 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2691 (schedule_ebb): Initialize them. Use remove_notes instead of
2692 rm_other_notes. Use haifa_local_init/finish.
2693 (schedule_ebbs): Use haifa_sched_init/finish.
2694 * sched-int.h: Include vecprim.h, remove rtl.h.
2695 (struct ready_list): Delete declaration.
2696 (sched_verbose_param, enum sched_pass_id_t,
2697 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2698 (struct sched_scan_info_def): New structure.
2699 (sched_scan_info, sched_scan, sched_init_bbs,
2700 sched_init_luids, sched_finish_luids, sched_extend_target,
2701 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2702 (struct common_sched_info_def): New.
2703 (common_sched_info, haifa_common_sched_info,
2704 sched_emulate_haifa_p): Declare.
2706 (sched_luids): Declare.
2707 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2708 (sched_max_luid, insn_luid): Declare.
2709 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2710 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2711 print_insn, print_pattern, print_value, haifa_classify_insn,
2712 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2713 setup_sched_dump, sched_init, sched_finish,
2714 sel_insn_is_speculation_check): Export.
2715 (struct ready_list): Move from haifa-sched.c.
2716 (ready_try, ready, max_issue): Export.
2717 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2718 sched_init_only_bb, sched_split_block, sched_split_block_1,
2719 sched_create_empty_bb, sched_create_empty_bb_1,
2720 sched_create_recovery_block, sched_create_recovery_edges): Export.
2721 (enum reg_pending_barrier_mode): Export.
2722 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2724 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2725 print_insn field. Move add_block and fix_recovery_cfg to
2726 common_sched_info_def. Move compute_jump_reg_dependencies,
2728 (struct sched_deps_info_def): ... this new structure.
2729 (sched_deps_info): Declare.
2730 (struct spec_info_def): Remove weakness_cutoff, add
2731 data_weakness_cutoff and control_weakness_cutoff.
2732 (spec_info): Declare.
2733 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2735 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2736 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2737 (current_sched_info): Change type to struct haifa_sched_info.
2738 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2739 (h_d_i_d): New variable.
2740 (HDID): New accessor macro.
2741 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2742 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2744 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2745 (enum SCHED_FLAGS): Update for selective scheduler.
2746 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2747 (init_dependency_caches, free_dependency_caches): Delete declarations.
2748 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2749 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2750 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2751 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2752 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2754 (rm_other_notes): Delete declaration.
2755 (schedule_block): Remove one argument.
2756 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2757 ready_element, ready_lastpos, sched_extend_ready_list,
2758 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2759 concat_note_lists): Export.
2760 (struct region): Move from sched-rgn.h.
2761 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2762 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2763 BLOCK_TO_BB, CONTAINING_RGN): Export.
2764 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2765 (current_nr_blocks, current_blocks, target_bb): Likewise.
2766 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2767 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2768 sched_rgn_local_init, extend_regions,
2769 rgn_make_new_region_out_of_new_block, compute_priorities,
2770 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2771 extend_rgns, deps_join rgn_setup_common_sched_info,
2772 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2773 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2774 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2775 increase_insn_priority): Likewise.
2776 * sched-rgn.c: Include sel-sched.h.
2777 (ref_counts): New static variable. Use it ...
2778 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2779 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2780 (sched_is_disabled_for_current_region_p): Delete static declaration.
2781 (struct region): Move to sched-int.h.
2782 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2783 ebb_head): Define and initialize.
2784 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2785 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2786 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2788 (find_single_block_region): Add new argument to indicate that EBB
2789 regions should be constructed.
2790 (debug_live): Delete declaration.
2791 (current_nr_blocks, current_blocks, target_bb):
2792 Remove static qualifiers.
2793 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2795 (init_regions): Delete declaration.
2796 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2797 rgn_estimate_number_of_insns): New.
2798 (too_large): Use estimate_number_of_insns.
2799 (haifa_find_rgns): New. Move the code from ...
2800 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2801 (free_trg_info): New.
2802 (compute_trg_info): Allocate candidate tables here instead of ...
2803 (init_ready_list): ... here.
2804 (rgn_print_insn): Use const_rtx.
2805 (contributes_to_priority, extend_regions): Delete static declaration.
2806 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2807 (add_block1): Rename to rgn_add_block.
2808 (debug_rgn_dependencies): Delete static qualifier.
2809 (new_ready): Use sched_deps_info. Simplify.
2810 (rgn_common_sched_info, rgn_const_sched_deps_info,
2811 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2813 (region_sched_info): Rename to rgn_const_sched_info.
2814 (deps_join): New, extracted from ...
2815 (propagate_deps): ... here.
2816 (compute_block_dependences, debug_dependencies): Update for selective
2818 (free_rgn_deps, compute_priorities): New functions.
2819 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2820 sched_rgn_compute_dependencies): New functions.
2821 (schedule_region): Use them.
2822 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2823 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2825 (schedule_insns): Call new functions that were split out.
2826 (rgn_make_new_region_out_of_new_block): New.
2827 (get_rgn_sched_max_insns_priority): New.
2828 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2829 scheduling when appropriate.
2830 * sched-vis.c: Include insn-attr.h.
2831 (print_value, print_pattern): Make global.
2832 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2833 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2834 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2835 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2836 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2837 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2838 hooks. Initialize them to 0.
2839 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2840 * target.h (struct gcc_target): Add them. Rename gen_check field to
2842 * flags.h (sel_sched_switch_set): Declare.
2843 * opts.c (sel_sched_switch_set): New variable.
2844 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2845 pipelining is disabled from command line.
2846 (common_handle_option): Record whether selective scheduling is
2847 requested from command line.
2848 * doc/invoke.texi: Document new flags and parameters.
2849 * doc/tm.texi: Document new target hooks.
2850 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2852 (dfa_state_size): Do not declare locally.
2853 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2854 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2855 rs6000_alloc_sched_context, rs6000_set_sched_context,
2856 rs6000_free_sched_context): New functions.
2857 (struct _rs6000_sched_context): New.
2858 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2860 (rs6000_sched_finish): Do not run for selective scheduling.
2862 2008-08-31 Jan Hubicka <jh@suse.cz>
2864 * frv.c (frv_rtx_costs): Update forward declaration.
2865 * spu.c (spu_rtx_costs): Likewise.
2866 * pdp11.c: Include df.h
2867 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2868 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2869 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2870 * iq2000.c (iq2000_address_cost): Add speed argument.
2871 (iq2000_rtx_costs): Likewise.
2872 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2873 update call of mn10300_address_cost.
2874 * mcore.c: Include df.h
2875 (mcore_rtx_costs): Update prototype.
2876 * score3.c: Include df.h
2877 (score3_rtx_costs): Remove speed argument.
2878 * score7.c: Include df.h
2879 (score7_address_cost): Remove speed argument.
2880 * score-protos.h (score_address_cost): Update prototype.
2881 * score.c: Include df.h
2882 (score_rtx_costs): Update call of costs functions.
2883 * v850.c (v850_rtx_costs): Add bool argument.
2885 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2887 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2889 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2891 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2892 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2894 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2896 * mkmap-flat.awk: Add option pe_dll.
2897 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2898 * config/i386/t-cygwin (SHLIB_LC): Add.
2899 * config/i386/t-mingw32 (SHLIB_LC): Add.
2900 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2901 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2902 (LINK_SPEC): Support libgcc_s.
2903 (LIBGCC_SPEC): Support libgcc_s.
2904 (LIBGCC_SONAME): New.
2906 2008-08-31 Jan Hubicka <jh@suse.cz>
2908 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2909 mistakely had old version of patch.
2911 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2912 (ipcp_estimate_growth): New.
2913 (ipcp_insert_stage): Use ipcp_estimate_growth.
2914 * profile.c (branch_prob): When reading failed, do not consider
2917 2008-08-31 Jan Hubicka <jh@suse.cz>
2919 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2920 loop is optimized for speed.
2922 2008-08-31 Richard Guenther <rguenther@suse.de>
2925 * fold-const.c (fold_binary): Retain conversions in folding
2928 2008-08-31 Jan Hubicka <jh@suse.cz>
2930 * postreload-gcse.c (eliminate_partially_redundant_loads):
2931 Use optimize_bb_for_size_p.
2932 * predict.c (maybe_hot_frequency_p): Make inline.
2933 (maybe_hot_count_p): Break out from ...
2934 (maybe_hot_bb_p): ... this one.
2935 (maybe_hot_edge_p): Simplify.
2936 * basic-block.h (probably_cold_bb_p): Remove.
2938 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2941 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2943 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2944 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2945 Also split V4SFmode.
2946 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2949 2008-08-31 Jan Hubicka <jh@suse.cz>
2951 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2953 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2955 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2958 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2961 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2962 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2964 2008-08-31 Jan Hubicka <jh@suse.cz>
2966 * sparc.h (BRANCH_COST): Fix macro definition.
2967 * avr.c (avr_operand_rtx_cost): Add speed argument.
2968 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2970 2008-08-31 Richard Guenther <rguenther@suse.de>
2972 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2973 types instead of operands. Re-instantiate verifying of
2974 binary expression operands.
2976 2008-08-30 Jan Hubicka <jh@suse.cz>
2978 * fwprop.c (should_replace_address): Add speed attribute.
2979 (PR_OPTIMIZE_FOR_SPEED): New flag.
2980 (propagate_rtx_1): Use it.
2981 (propagate_rtx): Set it.
2982 (try_fwprop_subst): Update call of rtx_costs.
2983 (forward_propagate_and_simplify): LIkewise.
2984 * hooks.c (hook_int_rtx_bool_0): New
2985 (hook_bool_rtx_int_int_intp_false): Replace by ...
2986 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2987 * hooks.h (hook_int_rtx_bool_0): New
2988 (hook_bool_rtx_int_int_intp_false): Replace by ...
2989 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2990 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2991 (prepare_cmp_insn): UPdate call of rtx_cost.
2992 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2993 (reload_cse_simplify_operands): Update call of rtx_cost.
2994 (reload_cse_move2add): call of rtx_cost.
2995 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2996 * rtlanal.c (rtx_cost): Add speed argument.
2997 (address_cost): Add speed argument
2998 (default_address_cost): Likewise.
2999 (insn_rtx_cost): Likewise.
3000 * cfgloopanal.c (seq_cost): Add speed argument.
3001 (target_reg_cost, target_spill_cost): Turn to array.
3002 (init_set_costs): Update for speed.
3003 (estimate_reg_pressure_cost): Add speed argument.
3004 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3005 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3006 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3007 (seq_cost): Add speed argument.
3008 (computation_cost): Add speed arugment.
3009 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3010 (force_expr_to_var_cost): Update for profile info.
3011 (force_var_cost): Likewise.
3012 (split_address_cost): Likewise.
3013 (ptr_difference_cost): Likewise.
3014 (difference_cost): Likewise.
3015 (get_computation_cost_at): Likewise.
3016 (determine_iv_cost): Likewise.
3017 (ivopts_global_cost_for_size): Likewise.
3018 (rewrite_use_address): Likewise.
3019 (tree_ssa_iv_optimize_loop): Initialize speed field.
3020 * cse.c (optimize_this_for_speed_p): New static var.
3021 (notreg_cost): Update call of rtx_cost.
3022 (cse_extended_basic_block): set optimize_this_for_speed_p.
3023 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3024 (noce_try_cmove_arith): Likewise.
3025 (noce_try_sign_mask): LIkewise.
3026 * expr.c (compress_float_constant): Update rtx_cost calls.
3027 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3029 (addr_to_parts): Likewise.
3030 (create_mem_ref): Likewise.
3031 * dse.c (find_shift_sequence): Add speed argument.
3032 (replace_read): Update call.
3033 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3034 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3035 * neg_cost, shift_cost, shiftadd_cost,
3036 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3037 mul_highpart_cost): Increase dimension.
3038 (init_expmed): Initialize for both size and speed.
3039 (expand_shift): Use profile.
3040 (synth_mult): Use profile.
3041 (choose_mult_variant): Use profile.
3042 (expand_mult): Use profile.
3043 (expand_mult_highpart_optab): Use profile.
3044 (expand_mult_highpart): Use profile.
3045 (expand_smod_pow2): Use profile.
3046 (expand_divmod): Use profile.
3047 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3049 * loop-invariant.c (create_new_invariant): Use profile.
3050 (gain_for_invariant): Add speed parameter.
3051 (best_gain_for_invariant): Likewise.
3052 (find_invariants_to_move): Likewise.
3053 (move_single_loop_invariants): Set it.
3054 * target-def.h (TARGET_RTX_COSTS): Use hook.
3055 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3056 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3057 * output.h (default_address_cost): Update prototype.
3058 * combine.c (optimize_this_for_speed_p): New static var.
3059 (combine_validate_cost): Update call of rtx_cost.
3060 (combine_instructions): Set optimize_this_for_speed_p.
3061 (expand_compound_operation): Update call of rtx_cost.
3062 (make_extraction):Update call of rtx_cost.
3063 (force_to_mode):Update call of rtx_cost.
3064 (distribute_and_simplify_rtx):Update call of rtx_cost.
3065 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3066 (estimate_reg_pressure_cost): Update prototype.
3067 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3068 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3070 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3071 (alpha_rtx_costs): Update.
3072 * config/frv/frv.c (frv_rtx_costs): Update.
3073 * config/s390/s390.c (s390_rtx_costs): Update.
3074 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3075 (m32c_rtx_costs): Update.
3076 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3077 (spu_rtx_costs): Update.
3078 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3079 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3080 * config/i386/i386.c (:ix86_address_cost): Update.
3081 (ix86_rtx_costs): Update.
3082 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3083 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3084 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3085 * config/crx/crx.c (crx_address_cost): Update.
3086 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3087 * config/stormy16/stormy16.c
3088 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3089 * config/m68hc11/m68hc11.c
3090 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3091 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3092 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3094 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3096 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3097 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3098 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3099 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3100 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3101 (mcore_rtx_costs): update.
3102 * config/score/score3.c (score3_rtx_costs): Update.
3103 * config/score/score7.c (score7_rtx_costs): Update.
3104 * config/score/score3.h (score3_rtx_costs):Update.
3105 * config/score/score7.h (score7_rtx_costs): Update.
3106 * config/score/score.c (score_rtx_costs): Update.
3107 * config/arm/arm.c (arm_address_cost): Update.
3108 (arm_rtx_costs_1): Update.
3109 (arm_rtx_costs_1): Update.
3110 (arm_size_rtx_costs): Update.
3111 (arm_size_rtx_costs): Update.
3112 (arm_size_rtx_costs): Update.
3113 (arm_xscale_rtx_costs): Update.
3114 (arm_thumb_address_cost): Update.
3115 * config/pa/pa.c (hppa_address_cost): Update.
3116 * config/mips/mips.c (mips_rtx_costs): Update.
3117 * config/vax/vax.c (vax_address_cost): Update.
3118 * config/h8300/h8300.c (h8300_shift_costs): Update.
3119 (h8300_rtx_costs): Update.
3120 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3121 (v850_rtx_costs): Update.
3122 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3123 * config/bfin/bfin.c
3124 (bfin_address_cost): Update.
3125 (bfin_rtx_costs): Update.
3126 * stmt.c (lshift_cheap_p): Update.
3128 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3131 * expmed.c (extract_bit_field_1): Check the mode size to make
3132 sure the vector modes have the same size.
3134 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3136 * dojump.c (top level): Include basic-block.h to declare
3137 optimize_insn_for_speed_p
3139 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3141 * opts.h (CL_SAVE): New option class for marking options that are
3142 target specific options usable in the target attribute.
3143 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3145 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3146 can easily find the target specific options that are safe to use
3147 in the attribute or pragma.
3149 * attribs.c (decl_attributes): Change #pragma GCC option to
3150 #pragma GCC target, and attribute((option(...))) to
3151 attribute((target(...))).
3153 * doc/extend.texi (target attribute): Change from option
3154 attribute. Delete push/pop/reset.
3155 (#pragma GCC target): Change from #pragma GCC option. Delete
3157 (#pragma GCC push_options): Document new pragma.
3158 (#pragma GCC pop_options): Document new pragma.
3159 (#pragma GCC reset_options): Document new pragma.
3161 * targhooks.c (default_target_option_valid_attribute_p): Add
3162 warning about port not supporting target attributes.
3163 (default_target_option_pragma_parse): New function, warn about
3164 #pragma GCC target not being supported.
3166 * targhooks.h (default_target_option_pragma_parse): Add
3169 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3170 TI_CURRENT_OPTION_PRAGMA.
3171 (current_target_pragma): Rename from current_option_pragma.
3173 * target.h: (struct target_option): Delete booleans for changing
3174 the optimization level on hot/cold functions. Change signature of
3175 pragma_parse hook to take a second tree.
3177 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3179 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3180 that the declaration is done at global scope.
3182 * langhooks.c (add_builtin_function_common): Move most of the code
3183 from add_builtin_function here, calling the hook passed in.
3184 (add_builtin_function): Call add_builtin_function_common with
3185 standard builtin hook.
3186 (add_builtin_function_ext_scope): New function to add builtins to
3189 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3191 (add_builtin_function_ext_scope): Add declaration.
3193 * c-pragma.c (handle_pragma_target): Rename from
3194 handle_pragma_option, #pragma GCC option is now #pragma GCC
3195 target. Move warning about port not supporting target options to
3196 default pragma parse hook. Remove push/pop/reset from this
3198 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3199 (option_stack): Delete static variable.
3200 (optimize_stack): Ditto.
3201 (optons_stack): New stack of saved target and optimization
3203 (handle_pragma_push_options): New function to handle pushing both
3204 target and optimization options.
3205 (handle_pragma_pop_options): New function to handle popping both
3206 target and optimization options.
3207 (handle_pragma_reset_options): New function to handle resetting
3208 both target and optimization options to their initial state.
3209 (init_pragma): Rename handle_pragma_option to
3210 handle_pragma_target. Add support for push_options, pop_options,
3211 and reset_options pragmas.
3213 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3214 default_target_option_pragma_parse.
3215 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3216 default_target_option_valid_attribute_p.
3217 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3218 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3219 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3220 optimization level on hot/cold functions.
3222 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3223 if the caller and callee have different optimization levels.
3225 * c-common.c (handle_target_attribute): Rename from
3226 handle_option_attribute, attribute((option(...))) is now
3227 attribute((target(...))). Move warning if the port does not
3228 support target attributes to the default hook.
3229 (handle_hot_attribute): Delete code to change the optimization
3230 level of hot functions.
3231 (handle_cold_attribute): Ditto.
3233 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3234 argument that is the binary tree options to use if there are no
3235 arguments. Call ix86_valid_target_attribute_tree instead of
3236 ix86_valid_option_attribute_tree.
3237 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3238 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3239 ix86_pragma_option_parse.
3241 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3242 Rename from ix86_valid_option_attribute_tree.
3244 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3245 new builtins when the ISA changes.
3246 (ix86_valid_target_attribute_tree): Rename from
3247 ix86_valid_option_attribute_tree. Change callers. If the
3248 function specified optimization options, use those as the starting
3249 point before setting up the target attributes. If the
3250 optimization options were changed in the course of setting the
3251 target attributes, record the new optimization options.
3252 (ix86_valid_target_attribute_tree_inner_p): Rename from
3253 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3254 ix86_add_new_builtins if the ISA changed.
3255 (ix86_valid_target_attribute_p): Rename from
3256 ix86_valid_option_attribute_p. Change callers.
3257 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3258 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3259 as delayed builtin functions.
3260 (struct builtin_isa): New structure to record builtin functions
3261 that should be delayed until the ISA for that function is used.
3262 (ix86_builtins_isa): Change from int to struct to track builtin
3263 functions we want to declare at some point.
3264 (def_builtin): If the front end can delay defining the builtin
3265 functions, don't create builtins for ISAs not part of the default
3267 (def_builtin_const): Ditto.
3268 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3269 __builtin_ia32_pcmov_v2di to be different builtin functions.
3270 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3271 a structure instead of an int.
3272 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3273 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3274 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3275 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3277 * config/ia64/ia64.h
3278 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3279 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3281 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3282 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3283 (LANG_HOOKS_INITIALIZER): Add
3284 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3286 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3289 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3290 the reload address with the index register for SFmode
3291 access with a displacement.
3293 2008-08-30 Jan Hubicka <jh@suse.cz>
3295 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3296 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3297 * dojump.c (do_jump): Likewise.
3298 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3299 (note-if_info): Add BRANCH_COST.
3300 (noce_try_store_flag_constants, noce_try_addcc,
3301 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3302 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3303 find_if_case_2): Use computed branch cost.
3304 * expr.h (BRANCH_COST): Update default.
3305 * predict.c (predictable_edge_p): New function.
3306 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3307 Update BRANCH_COST call.
3308 * basic-block.h (predictable_edge_p): Declare.
3309 * config/alpha/alpha.h (BRANCH_COST): Update.
3310 * config/frv/frv.h (BRANCH_COST): Update.
3311 * config/s390/s390.h (BRANCH_COST): Update.
3312 * config/spu/spu.h (BRANCH_COST): Update.
3313 * config/sparc/sparc.h (BRANCH_COST): Update.
3314 * config/m32r/m32r.h (BRANCH_COST): Update.
3315 * config/i386/i386.h (BRANCH_COST): Update.
3316 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3318 * config/sh/sh.h (BRANCH_COST): Update.
3319 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3320 * config/avr/avr.h (BRANCH_COST): Update.
3321 * config/crx/crx.h (BRANCH_COST): Update.
3322 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3323 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3324 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3325 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3326 * config/ia64/ia64.h (BRANCH_COST): Update.
3327 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3328 * config/arc/arc.h (BRANCH_COST): Update.
3329 * config/score/score.h (BRANCH_COST): Update.
3330 * config/arm/arm.h (BRANCH_COST): Update.
3331 * config/pa/pa.h (BRANCH_COST): Update.
3332 * config/mips/mips.h (BRANCH_COST): Update.
3333 * config/vax/vax.h (BRANCH_COST): Update.
3334 * config/h8300/h8300.h (BRANCH_COST): Update.
3335 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3336 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3337 * doc/tm.texi (BRANCH_COST): Update.
3339 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3342 * config/arm/arm.c (arm_optimization_options): Set
3343 flag_section_anchors to 2 instead of 1 to distinguish it from
3344 -fsection-anchors given explicitely on the command line.
3346 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3348 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3349 final insn of a split.
3351 2008-08-30 Jan Hubicka <jh@suse.cz>
3353 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3354 optimized for speed.
3355 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3356 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3357 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3358 flag_gcse_after_reload_set): New static vars.
3359 (common_handle_option): Enable those flags for profile-use.
3360 (decode_options): Remove optimize_size flags that are handled
3361 on higher granuality.
3362 * tree-vectorizer.c (vectorize_loops): Use
3363 optimize_loop_nest_for_speed_p.
3364 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3365 * tree-predcom.c (tree_predictive_commoning): Use
3366 optimize_loop_for_speed_p.
3367 * varasm.c (assemble_start_function): Use
3368 optimize_function_for_speed_p.
3369 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3370 * predict.c (optimize_loop_for_speed_p): Fix walk.
3372 2008-08-30 Jan Hubicka <jh@suse.cz>
3374 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3376 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3377 profile presence locally.
3379 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3382 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3383 versions before 4.0.
3385 2008-08-29 Jan Hubicka <jh@suse.cz>
3387 * tree-inline.c (insert_init_stmt): Insert sequence even when
3390 2008-08-29 Jeff Law <law@redhat.com>
3392 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3393 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3394 location and class is an FP register.
3396 2008-08-29 Jan Hubicka <jh@suse.cz>
3398 * see.c (see_merge_one_def_extension): Silence used uninitialized
3400 * matrix-reorg.c (check_allocation_function): Likewise.
3401 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3403 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3406 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3407 compute new & and | in type rather than TREE_TYPE (arg0).
3409 * dwarf2out.c (fortran_common): Update comment.
3410 (gen_variable_die): Swap com_die and var_die variables in Fortran
3411 COMMON block handling code.
3413 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3415 * dwarf2out.c (gen_const_die): New function.
3416 (size_of_die, value_format, output_die): Output larger
3417 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3418 (native_encode_initializer): New function.
3419 (tree_add_const_value_attribute): Call it.
3420 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3422 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3423 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3424 TREE_THIS_VOLATILE to add_type_attribute.
3426 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3428 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3431 * dwarf2out.c (loc_by_reference): New function.
3432 (add_location_or_const_value_attribute): Use it.
3435 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3436 as DW_TAG_variable children of DW_TAG_common_block rather than
3437 DW_TAG_member children. Put DW_AT_external to individual
3438 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3440 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3441 loc_descriptor_from_tree_1.
3445 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3446 arguments to imported_module_or_decl.
3447 (debug_nothing_tree_tree): Removed.
3448 (debug_nothing_tree_tree_tree_bool): New prototype.
3449 * debug.c (do_nothing_debug_hooks): Adjust.
3450 (debug_nothing_tree_tree): Removed.
3451 (debug_nothing_tree_tree_tree_bool): New function.
3452 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3453 (gen_variable_die): Put all common vars for the
3454 same COMMON block under one DW_TAG_common_block.
3455 (declare_in_namespace): Return new context_die, for Fortran
3456 return the module DIE instead of adding extra declarations into
3458 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3459 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3460 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3462 (dwarf2out_global_decl): Don't skip Fortran global vars.
3463 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3464 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3465 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3466 DW_TAG_imported_declaration as child of previous
3467 DW_TAG_imported_module.
3468 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3469 * sdbout.c (sdb_debug_hooks): Likewise.
3470 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3472 2008-08-29 Jan Hubicka <jh@suse.cz>
3474 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3476 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3477 * ipa-cp.c (n_cloning_candidates): New static variable.
3478 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3479 (ipcp_print_all_lattices): Improve debug output.
3480 (ipcp_cloning_candidate_p): New function.
3481 (ipcp_initialize_node_lattices): Use it.
3482 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3483 (ipcp_propagate_stage): Prettier debug output.
3484 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3485 (ipcp_print_all_structures): Remove.
3486 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3487 (ipcp_insert_stage): Prettier debug output; call
3488 cgraph_remove_unreachable_nodes before propagating.
3489 (pass_ipa_cp): Schedule function removal pass.
3490 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3492 (cgraph_maybe_hot_edge_p): Move to ...
3493 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3494 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3495 (common_handle_option): Set them; enable ipa-cp when profiling.
3496 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3497 (ipa_print_all_jump_functions): Likewise.
3498 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3499 (ipa_print_node_params, ipa_print_all_params): New.
3500 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3501 ipa_print_all_param_flags): Remove.
3502 (ipa_print_node_params, ipa_print_all_params): New.
3504 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3506 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3507 change from 2008-04-03.
3508 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3510 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3513 * ira-color.c (push_allocnos_to_stack): Truncate
3514 removed_splay_allocno_vec.
3516 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3519 * ira-color (ira_fast_allocation): Don't assign hard registers to
3522 2008-08-29 Jan Hubicka <jh@suse.cz>
3525 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3526 for cold internal loops.
3528 2008-08-29 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-structalias.c (create_variable_info_for): Do not
3531 create fields for heap vars or vars with a noalias state.
3532 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3535 2008-08-29 Richard Guenther <rguenther@suse.de>
3537 * common.opt (ftree-store-ccp): Mark as preserved for
3538 backward compatibility.
3539 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3540 * tree-pass.h (pass_store_ccp): Remove.
3541 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3542 (first_vdef): Remove declaration.
3543 (get_value_loaded_by): Likewise.
3544 * tree-ssa-ccp.c (do_store_ccp): Remove.
3545 (get_default_value): Simplify as do_store_ccp is always false
3546 now. Do not initialize mem_ref.
3547 (set_value_varying): Likewise.
3548 (canonicalize_float_value): Likewise.
3549 (set_lattice_value): Likewise.
3550 (likely_value): Likewise.
3551 (surely_varying_stmt_p): Likewise.
3552 (ccp_initialize): Likewise.
3553 (ccp_lattice_meet): Likewise.
3554 (ccp_visit_phi_node): Likewise.
3555 (ccp_fold): Likewise.
3556 (evaluate_stmt): Likewise.
3557 (visit_assignment): Likewise.
3558 (ccp_visit_stmt): Likewise.
3559 (execute_ssa_ccp): Fold into ...
3560 (do_ssa_ccp): ... this.
3561 (do_ssa_store_ccp): Remove.
3562 (gate_store_ccp): Likewise.
3563 (pass_store_ccp): Likewise.
3564 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3566 * tree-ssa-propagate.c (first_vdef): Remove.
3567 (get_value_loaded_by): Likewise.
3568 (replace_vuses_in): Likewise.
3569 (substitute_and_fold): Do not call replace_vuses_in.
3570 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3572 2008-08-29 Richard Guenther <rguenther@suse.de>
3575 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3576 PARAM_NOALIAS tags with is_heapvar.
3577 * tree-ssa-operands.c (access_can_touch_variable): Offset
3578 based tests do not apply for heapvars. Fix offset test.
3580 2008-08-29 Jan Hubicka <jh@suse.cz>
3582 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3583 (-fipa-cp-clone): Enabled by default at -O3.
3584 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3585 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3587 2008-08-29 Jan Hubicka <jh@suse.cz>
3589 * tree.c (build_function_type_skip_args,
3590 build_function_decl_skip_args): New functions.
3591 * tree.h (build_function_type_skip_args,
3592 build_function_decl_skip_args): Declare.
3593 * gimple.c (giple_copy_call_skip_args): New function.
3594 (giple_copy_call_skip_args): Declare.
3596 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3597 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3598 (ipcp_node_modifiable_p): ... this one; use
3599 tree_versionable_function_p.
3600 (ipcp_create_replace_map): Improve debug output.
3601 (ipcp_need_redirect_p): Return false when not clonning.
3602 (ipcp_update_callgraph): Skip args.
3603 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3605 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3606 (save_inline_function_body): Update call of tree_function_versioning.
3607 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3608 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3610 (tree_function_versioning): Likewise.
3611 * tree-inline.h (tree_function_versioning): Update prototype.
3613 2008-08-29 Jan Hubicka <jh@suse.cz>
3615 * loop-unswitch.c (unswitch_single_loop): Use
3616 optimize_loop_for_speed_p.
3617 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3618 Use optimize_function_for_size_p.
3619 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3620 * postreload-gcse.c (eliminate_partially_redundant_load):
3621 Use optimize_bb_for_size_p.
3622 * value-prof.c (gimple_divmod_fixed_value_transform,
3623 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3624 gimple_stringops_transform): Use optimize_bb_for_size_p.
3625 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3626 * final.c (compute_alignments): Use optimize_function_for_size_p.
3627 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3628 (fold_builtin_strcpy, fold_builtin_fputs): Use
3629 optimize_function_for_size_p.
3630 * fold-const.c (tree_swap_operands_p): Use
3631 optimize_function_for_size_p.
3632 * recog.c (relax_delay_slots): Likewise.
3633 * tree-ssa-math-opts.c (replace_reciprocal):
3634 Use optimize_bb_for_speed_p.
3635 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3636 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3637 optimize_function_for_size_p.
3638 (cgraph_decide_inlining_of_small_function): Use
3639 optimize_function_for_size_p.
3640 * global.c (find_reg): Use optimize_function_for_size_p.
3641 * opts.c (decode_options): Do not clear flag_tree_ch,
3642 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3643 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3644 work it out from profile.
3645 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3646 optimize_loop_for_speed_p.
3647 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3649 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3650 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3651 * tree-eh.c (decide_copy_try_finally): Use
3652 optimize_function_for_size_p.
3653 * local-alloc.c (block_alloc): Pass BB pointer.
3654 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3655 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3656 * loop-unroll.c (decide_unrolling_and_peeling):
3657 Use optimize_loop_for_size_p.
3658 (decide_peel_completely): Likewise.
3659 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3660 optimize_loop_for_size_p.
3661 (vect_enhance_data_refs_alignment): Likewise.
3662 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3663 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3665 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3666 (try_crossjump_bb): Use optimize_bb_for_size_p.
3667 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3668 optimize_loop_for_speed_p.
3669 * bb-reorder.c (find_traces_1_round): Likewise.
3670 (copy_bb): Use optimize_bb_for_speed_p.
3671 (duplicate_computed_gotos): Likewise.
3672 * basic-block.h (optimize_loop_nest_for_size_p,
3673 optimize_loop_nest_for_speed_p): New.
3674 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3676 2008-08-29 Tristan Gingold <gingold@adacore.com>
3678 * gcov.c (main): Call expandargv.
3680 2008-08-29 Jan Hubicka <jh@suse.cz>
3682 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3684 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3686 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3687 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3689 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3691 2008-08-29 Jan Hubicka <jh@suse.cz>
3693 * tree-pass.h (pass_strip_predict_hints): Declare.
3694 * predict.c (strip_builtin_expect): Rename to ...
3695 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3696 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3697 (tree_estimate_probability): Do not strip builtin_expect.
3698 (pass_strip_predict_hints): New pass.
3699 * tree-inline.c (expand_call_inline): When inlining cold function,
3700 predict it as unlikely.
3701 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3703 2008-08-29 Richard Guenther <rguenther@suse.de>
3705 PR tree-optimization/37207
3706 * tree-vrp.c (extract_range_from_binary_expr): Also try
3707 to constant fold if only one of the operands is a constant.
3709 2008-08-29 Nick Clifton <nickc@redhat.com>
3711 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3712 the same way as SYMBOL_REFs.
3714 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3716 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3718 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3720 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3721 * config/mips/mips.md (branch_likely): Remove const. Fix
3723 (define_delay for type "branch"): Change to only apply for branch
3724 with likely variant.
3725 (define_delay for type "branch" and "branch_likely" no). New delay
3727 (equality_op): New code iterator.
3728 (bbv, bbinv): New code attributes.
3729 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3732 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3733 Andrew Pinski <pinskia@gcc.gnu.org>
3736 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3738 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3740 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3741 rule that a symbolic constant must be defined and >= 0 for the
3742 corresponding facility to be present at compile-time.
3743 * gthr-posix.c: Likewise.
3745 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3747 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3748 * config/mips/mips.md (D): New mode attribute.
3749 (mulsi3, muldi3): Merge it into ...
3750 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3751 (muldi3_mul3): New pattern.
3752 (mulsi3_mult3): Rename to mulsi3_mul3.
3754 2008-08-28 Jan Hubicka <jh@suse.cz>
3756 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3758 * predict.c (always_optimize_for_size_p): Rename to ...
3759 (optimize_function_for_size): ... this one; make extern.
3760 (optimize_function_for_speed_p): New.
3761 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3762 optimize_edge_for_size_p,optimize_edge_for_size_p,
3763 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3764 * basic-block.h (optimize_function_for_size_p,
3765 optimize_function_for_speed_p): Declare.
3766 * i386.md (optimize_size checks): Replace them by appropriate
3768 (standard_80387_constant_p, ix86_compute_frame_layout,
3769 ix86_expand_epilogue, ix86_decompose_address,
3770 print_operand, emit_i387_cw_initialization,
3771 inline_memory_move_cost, ix86_pad_returns,
3772 ix86_reorg): Replace optimize_size checks.
3774 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3776 * rtl.h (simplify_subreg_regno): Declare.
3777 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3778 * simplify-rtx.c (simplify_subreg): ...here.
3779 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3780 subreg_offset_representable_p.
3782 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3785 * c-typeck.c (convert_for_assignment): Give a note describing what
3786 was passed and what was expected.
3788 2008-08-28 Joey Ye <joey.ye@intel.com>
3790 * doc/extend.texi: Document AVX built-in functions.
3791 * doc/invoke.texi: Document -mavx.
3793 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3794 Joey Ye <joey.ye@intel.com>
3795 Xuepeng Guo <xuepeng.guo@intel.com>
3797 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3799 * config/i386/cpuid.h (bit_FMA): New.
3800 (bit_XSAVE): Likewise.
3801 (bit_OSXSAVE): Likewise.
3802 (bit_AVX): Likewise.
3804 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3805 define. Use ASM_OUTPUT_AVX_PREFIX.
3807 * config/i386/gmmintrin.h: New.
3809 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3810 (OPTION_MASK_ISA_AVX_SET): New.
3811 (OPTION_MASK_ISA_FMA_SET): Likewise.
3812 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3813 (OPTION_MASK_ISA_FMA_SET): Likewise.
3814 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3815 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3816 (pta_flags): Add PTA_AVX and PTA_FMA.
3817 (override_options): Handle PTA_AVX and PTA_FMA.
3818 (init_cumulative_args): Handle warn_avx.
3819 (classify_argument): Return 0 for COImode and OImode. Return
3820 1 and X86_64_AVX_CLASS for 256bit vector types.
3821 (examine_argument): Handle X86_64_AVX_CLASS.
3822 (construct_container): Likewise.
3823 (function_arg_advance_32): Pass OImode and 256bit vector types
3825 (function_arg_advance_64): Take a new argument to indicate if a
3826 parameter is named. Handle 256bit vector types. Return
3827 immediately for unnamed 256bit vector mode parameters.
3828 (function_arg_advance): Updated.
3829 (function_arg_32): Add comments for TImode. Handle OImode
3830 and 256bit vector types.
3831 (function_arg_64): Take a new argument to indicate if a
3832 parameter is named. Handle 256bit vector types. Return NULL
3833 for unnamed 256bit vector mode parameters.
3834 (function_arg): Updated.
3835 (setup_incoming_varargs_64): Support
3836 AVX encoding for *sse_prologue_save_insn.
3837 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3838 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3839 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3840 enabled, otherwise return -3.
3841 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3843 (print_reg): Support AVX registers. Handle 'x' and 't'.
3844 Handle 'd' to duplicate the operand.
3845 (print_operand): Likewise. Also support AVX vector compare
3847 (output_387_binary_op): Support AVX.
3848 (output_fp_compare): Likewise.
3849 (ix86_expand_vector_move_misalign): Likewise.
3850 (ix86_attr_length_vex_default): New.
3851 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3852 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3853 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3854 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3855 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3856 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3857 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3858 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3859 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3860 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3861 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3862 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3863 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3864 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3865 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3866 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3867 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3868 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3869 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3870 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3871 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3872 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3873 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3874 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3875 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3876 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3877 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3878 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3879 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3880 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3881 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3882 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3883 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3884 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3885 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3886 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3887 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3888 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3889 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3890 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3891 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3892 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3893 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3894 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3895 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3896 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3897 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3898 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3899 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3900 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3901 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3902 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3903 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3904 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3905 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3906 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3907 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3908 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3909 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3910 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3911 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3912 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3913 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3914 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3915 and IX86_BUILTIN_MOVMSKPS256,
3916 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3917 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3918 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3919 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3920 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3921 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3922 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3923 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3924 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3925 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3926 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3927 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3928 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3929 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3930 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3931 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3932 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3933 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3934 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3935 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3936 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3937 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3938 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3939 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3940 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3941 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3942 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3943 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3944 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3945 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3946 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3947 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3948 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3949 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3950 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3951 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3952 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3953 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3954 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3955 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3956 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3957 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3958 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3959 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3960 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3961 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3962 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3963 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3964 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3965 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3966 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3967 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3968 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3969 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3970 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3971 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3972 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3973 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3975 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3976 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3977 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3978 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3979 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3980 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3981 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3982 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3983 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3984 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3985 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3986 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3987 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3988 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3989 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3990 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3991 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3992 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3993 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3994 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3995 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3996 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3997 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3998 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3999 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4000 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4001 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4002 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4003 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4004 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4005 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4006 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4007 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4008 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4009 IX86_BUILTIN_MOVMSKPS256.
4010 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4011 (ix86_expand_args_builtin): Likewise.
4012 (ix86_expand_special_args_builtin): Likewise.
4013 (ix86_hard_regno_mode_ok): Handle AVX modes.
4014 (ix86_expand_vector_init_duplicate): Likewise.
4015 (ix86_expand_vector_init_one_nonzero): Likewise.
4016 (ix86_expand_vector_init_one_var): Likewise.
4017 (ix86_expand_vector_init_concat): Likewise.
4018 (ix86_expand_vector_init_general): Likewise.
4019 (ix86_expand_vector_set): Likewise.
4020 (ix86_vector_mode_supported_p): Likewise.
4021 (x86_extended_reg_mentioned_p): Check INSN_P before using
4024 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4025 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4027 * config/i386/i386.h (TARGET_AVX): New.
4028 (TARGET_FMA): Likewise.
4029 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4030 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4031 (VALID_AVX256_REG_MODE): New.
4032 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4033 (AVX_FLOAT_MODE_P): Likewise.
4034 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4035 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4036 (AVX_VEC_FLOAT_MODE_P): Likewise.
4037 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4038 (ASM_OUTPUT_OPCODE): Likewise.
4039 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4041 (SSE_REG_MODE_P): Allow 256bit vector modes.
4042 (ix86_args): Add a warn_avx field.
4044 * config/i386/i386.md (UNSPEC_PCMP): New.
4045 (UNSPEC_VPERMIL): Likewise.
4046 (UNSPEC_VPERMIL2): Likewise.
4047 (UNSPEC_VPERMIL2F128): Likewise.
4048 (UNSPEC_MASKLOAD): Likewise.
4049 (UNSPEC_MASKSTORE): Likewise.
4050 (UNSPEC_CAST): Likewise.
4051 (UNSPEC_VTESTP): Likewise.
4052 (UNSPECV_VZEROALL): Likewise.
4053 (UNSPECV_VZEROUPPER): Likewise.
4054 (XMM0_REG): Likewise.
4055 (XMM1_REG): Likewise.
4056 (XMM2_REG): Likewise.
4057 (XMM3_REG): Likewise.
4058 (XMM4_REG): Likewise.
4059 (XMM5_REG): Likewise.
4060 (XMM6_REG): Likewise.
4061 (XMM8_REG): Likewise.
4062 (XMM9_REG): Likewise.
4063 (XMM10_REG): Likewise.
4064 (XMM11_REG): Likewise.
4065 (XMM12_REG): Likewise.
4066 (XMM13_REG): Likewise.
4067 (XMM14_REG): Likewise.
4068 (XMM15_REG): Likewise.
4070 (prefix_vex_imm8): Likewise.
4071 (prefix_vex_w): Likewise.
4072 (length_vex): Likewise.
4075 (*avx_ashlti3): Likewise.
4076 (*avx_lshrti3): Likewise.
4077 (*avx_setcc<mode>): Likewise.
4078 (*fop_<mode>_comm_mixed_avx): Likewise.
4079 (*fop_<mode>_comm_avx): Likewise.
4080 (*fop_<mode>_1_mixed_avx): Likewise.
4081 (*fop_<mode>_1_avx): Likewise.
4082 (*avx_<code><mode>3): Likewise.
4083 (*avx_ieee_smin<mode>3): Likewise.
4084 (*avx_ieee_smax<mode>3): Likewise.
4085 (mode): Add OI, V8SF and V4DF.
4086 (length): Support VEX prefix.
4087 (*cmpfp_i_mixed): Set prefix attribute.
4088 (*cmpfp_i_sse): Likewise.
4089 (*cmpfp_iu_mixed): Likewise.
4090 (*cmpfp_iu_sse): Likewise.
4091 (*movsi_1): Support AVX.
4092 (*movdi_2): Likewise.
4093 (*movdi_1_rex64): Likewise.
4094 (*movti_internal): Likewise.
4095 (*movti_rex64): Likewise.
4096 (*movsf_1): Likewise.
4097 (*movdf_nointeger): Likewise.
4098 (*movdf_integer_rex64): Likewise.
4099 (*movtf_internal): Likewise.
4100 (zero_extendsidi2_32): Likewise.
4101 (zero_extendsidi2_rex64): Likewise.
4102 (*extendsfdf2_mixed): Likewise.
4103 (*extendsfdf2_sse): Likewise.
4104 (*truncdfsf_fast_mixed): Likewise.
4105 (*truncdfsf_fast_sse): Likewise.
4106 (*truncdfsf_mixed): Likewise.
4107 (fix_trunc<mode>di_sse): Likewise.
4108 (fix_trunc<mode>si_sse): Likewise.
4109 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4110 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4111 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4112 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4113 (*rcpsf2_sse): Likewise.
4114 (*rsqrtsf2_sse): Likewise.
4115 (*sqrt<mode>2_sse): Likewise.
4116 (sse4_1_round<mode>2): Likewise.
4117 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4118 Support AVX. Set length attribute properly for AVX.
4120 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4121 (VECTOR_MODES (FLOAT, 32)): Likewise.
4122 (VECTOR_MODE (INT, DI, 8)): Likewise.
4123 (VECTOR_MODE (INT, HI, 32)): Likewise.
4124 (VECTOR_MODE (INT, QI, 64)): Likewise.
4125 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4126 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4127 (VECTOR_MODE (INT, DI, 4)): Removed.
4128 (VECTOR_MODE (INT, SI, 8)): Likewise.
4129 (VECTOR_MODE (INT, HI, 16)): Likewise.
4130 (VECTOR_MODE (INT, QI, 32)): Likewise.
4131 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4132 (INT_MODE (OI, 32)): Likewise.
4134 * config/i386/i386.opt (mavx): New.
4137 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4139 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4140 (*mov<mode>_internal_avx): New.
4141 (*movv2sf_internal_rex64_avx): Likewise.
4142 (*movv2sf_internal_avx): Likewise.
4144 * config/i386/predicates.md (const_4_to_5_operand): New.
4145 (const_6_to_7_operand): Likewise.
4146 (const_8_to_11_operand): Likewise.
4147 (const_12_to_15_operand): Likewise.
4148 (avx_comparison_float_operator): Likewise.
4150 * config/i386/sse.md (AVX256MODEI): New.
4151 (AVX256MODE): Likewise.
4152 (AVXMODEQI): Likewise.
4153 (AVXMODE): Likewise.
4154 (AVX256MODEF2P): Likewise.
4155 (AVX256MODE2P): Likewise.
4156 (AVX256MODE4P): Likewise.
4157 (AVX256MODE8P): Likewise.
4158 (AVXMODEF2P): Likewise.
4159 (AVXMODEF4P): Likewise.
4160 (AVXMODEDCVTDQ2PS): Likewise.
4161 (AVXMODEDCVTPS2DQ): Likewise.
4162 (avxvecmode): Likewise.
4163 (avxvecpsmode): Likewise.
4164 (avxhalfvecmode): Likewise.
4165 (avxscalarmode): Likewise.
4166 (avxcvtvecmode): Likewise.
4167 (avxpermvecmode): Likewise.
4168 (avxmodesuffixf2c): Likewise.
4169 (avxmodesuffixp): Likewise.
4170 (avxmodesuffixs): Likewise.
4171 (avxmodesuffix): Likewise.
4172 (vpermilbits): Likewise.
4173 (pinsrbits): Likewise.
4174 (mov<mode>): Likewise.
4175 (*mov<mode>_internal): Likewise.
4176 (push<mode>1): Likewise.
4177 (movmisalign<mode>): Likewise.
4178 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4179 (avx_movdqu<avxmodesuffix>): Likewise.
4180 (avx_lddqu<avxmodesuffix>): Likewise.
4181 (<plusminus_insn><mode>3): Likewise.
4182 (*avx_<plusminus_insn><mode>3): Likewise.
4183 (*avx_vm<plusminus_insn><mode>3): Likewise.
4184 (mul<mode>3): Likewise.
4185 (*avx_mul<mode>3): Likewise.
4186 (*avx_vmmul<mode>3): Likewise.
4187 (divv8sf3): Likewise.
4188 (divv4df3): Likewise.
4189 (avx_div<mode>3): Likewise.
4190 (*avx_div<mode>3): Likewise.
4191 (*avx_vmdiv<mode>3): Likewise.
4192 (avx_rcpv8sf2): Likewise.
4193 (*avx_vmrcpv4sf2): Likewise.
4194 (sqrtv8sf2): Likewise.
4195 (avx_sqrtv8sf2): Likewise.
4196 (*avx_vmsqrt<mode>2): Likewise.
4197 (rsqrtv8sf2): Likewise.
4198 (avx_rsqrtv8sf2): Likewise.
4199 (*avx_vmrsqrtv4sf2): Likewise.
4200 (<code><mode>3): Likewise.
4201 (*avx_<code><mode>3_finite): Likewise.
4202 (*avx_<code><mode>3): Likewise.
4203 (*avx_vm<code><mode>3): Likewise.
4204 (*avx_ieee_smin<mode>3): Likewise.
4205 (*avx_ieee_smax<mode>3): Likewise.
4206 (avx_addsubv8sf3): Likewise.
4207 (avx_addsubv4df3): Likewise.
4208 (*avx_addsubv4sf3): Likewise.
4209 (*avx_addsubv2df3): Likewise.
4210 (avx_h<plusminus_insn>v4df3): Likewise.
4211 (avx_h<plusminus_insn>v8sf3): Likewise.
4212 (*avx_h<plusminus_insn>v4sf3): Likewise.
4213 (*avx_h<plusminus_insn>v2df3): Likewise.
4214 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4215 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4216 (*avx_maskcmp<mode>3): Likewise.
4217 (avx_nand<mode>3): Likewise.
4218 (*avx_<code><mode>3): Likewise.
4219 (*avx_nand<mode>3): Likewise.
4220 (*avx_<code><mode>3): Likewise.
4221 (*avx_cvtsi2ss): Likewise.
4222 (*avx_cvtsi2ssq): Likewise.
4223 (*avx_cvtsi2sd): Likewise.
4224 (*avx_cvtsi2sdq): Likewise.
4225 (*avx_cvtsd2ss): Likewise.
4226 (avx_cvtss2sd): Likewise.
4227 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4228 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4229 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4230 (*avx_cvtsi2sd): Likewise.
4231 (*avx_cvtsi2sdq): Likewise.
4232 (avx_cvtdq2pd256): Likewise.
4233 (avx_cvtpd2dq256): Likewise.
4234 (avx_cvttpd2dq256): Likewise.
4235 (*avx_cvtsd2ss): Likewise.
4236 (*avx_cvtss2sd): Likewise.
4237 (avx_cvtpd2ps256): Likewise.
4238 (avx_cvtps2pd256): Likewise.
4239 (*avx_movhlps): Likewise.
4240 (*avx_movlhps): Likewise.
4241 (avx_unpckhps256): Likewise.
4242 (*avx_unpckhps): Likewise.
4243 (avx_unpcklps256): Likewise.
4244 (*avx_unpcklps): Likewise.
4245 (avx_movshdup256): Likewise.
4246 (avx_movsldup256): Likewise.
4247 (avx_shufps256): Likewise.
4248 (avx_shufps256_1): Likewise.
4249 (*avx_shufps_<mode>): Likewise.
4250 (*avx_loadhps): Likewise.
4251 (*avx_storelps): Likewise.
4252 (*avx_loadlps): Likewise.
4253 (*avx_movss): Likewise.
4254 (*vec_dupv4sf_avx): Likewise.
4255 (*vec_concatv2sf_avx): Likewise.
4256 (*vec_concatv4sf_avx): Likewise.
4257 (*vec_setv4sf_0_avx): Likewise.
4258 (*vec_setv4sf_avx): Likewise.
4259 (*avx_insertps): Likewise.
4260 (avx_vextractf128<mode>): Likewise.
4261 (vec_extract_lo_<mode>): Likewise.
4262 (vec_extract_hi_<mode>): Likewise.
4263 (vec_extract_lo_<mode>): Likewise.
4264 (vec_extract_hi_<mode>): Likewise.
4265 (vec_extract_lo_v16hi): Likewise.
4266 (vec_extract_hi_v16hi): Likewise.
4267 (vec_extract_lo_v32qi): Likewise.
4268 (vec_extract_hi_v32qi): Likewise.
4269 (avx_unpckhpd256): Likewise.
4270 (*avx_unpckhpd): Likewise.
4271 (avx_movddup256): Likewise.
4272 (*avx_movddup): Likewise.
4273 (avx_unpcklpd256): Likewise.
4274 (*avx_unpcklpd): Likewise.
4275 (avx_shufpd256): Likewise.
4276 (avx_shufpd256_1): Likewise.
4277 (*avx_punpckhqdq): Likewise.
4278 (*avx_punpcklqdq): Likewise.
4279 (*avx_shufpd_<mode>): Likewise.
4280 (*avx_storehpd): Likewise.
4281 (*avx_loadhpd): Likewise.
4282 (*avx_loadlpd): Likewise.
4283 (*avx_movsd): Likewise.
4284 (*vec_concatv2df_avx): Likewise.
4285 (*avx_<plusminus_insn><mode>3): Likewise.
4286 (*avx_<plusminus_insn><mode>3): Likewise.
4287 (*avx_mulv8hi3): Likewise.
4288 (*avxv8hi3_highpart): Likewise.
4289 (*avx_umulv8hi3_highpart): Likewise.
4290 (*avx_umulv2siv2di3): Likewise.
4291 (*avx_mulv2siv2di3): Likewise.
4292 (*avx_pmaddwd): Likewise.
4293 (*avx_mulv4si3): Likewise.
4294 (*avx_ashr<mode>3): Likewise.
4295 (*avx_lshr<mode>3): Likewise.
4296 (*avx_ashl<mode>3): Likewise.
4297 (*avx_<code><mode>3): Likewise.
4298 (*avx_eq<mode>3): Likewise.
4299 (*avx_gt<mode>3): Likewise.
4300 (*avx_nand<mode>3): Likewise.
4301 (*avx_nand<mode>3): Likewise.
4302 (*avx_<code><mode>3): Likewise.
4303 (*avx_<code><mode>3): Likewise.
4304 (*avx_packsswb): Likewise.
4305 (*avx_packssdw): Likewise.
4306 (*avx_packuswb): Likewise.
4307 (*avx_punpckhbw): Likewise.
4308 (*avx_punpcklbw): Likewise.
4309 (*avx_punpckhwd): Likewise.
4310 (*avx_punpcklwd): Likewise.
4311 (*avx_punpckhdq): Likewise.
4312 (*avx_punpckldq): Likewise.
4313 (*avx_pinsr<avxmodesuffixs>): Likewise.
4314 (*avx_pinsrq): Likewise.
4315 (*avx_loadld): Likewise.
4316 (*vec_extractv2di_1_rex64_avx): Likewise.
4317 (*vec_extractv2di_1_avx): Likewise.
4318 (*vec_dupv2di_avx): Likewise.
4319 (*vec_concatv2si_avx): Likewise.
4320 (*vec_concatv4si_1_avx): Likewise.
4321 (*vec_concatv2di_avx): Likewise.
4322 (*vec_concatv2di_rex64_avx): Likewise.
4323 (*avx_uavgv16qi3): Likewise.
4324 (*avx_uavgv8hi3): Likewise.
4325 (*avx_psadbw): Likewise.
4326 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4327 (*avx_phaddwv8hi3): Likewise.
4328 (*avx_phadddv4si3): Likewise.
4329 (*avx_phaddswv8hi3): Likewise.
4330 (*avx_phsubwv8hi3): Likewise.
4331 (*avx_phsubdv4si3): Likewise.
4332 (*avx_phsubswv8hi3): Likewise.
4333 (*avx_pmaddubsw128): Likewise.
4334 (*avx_pmulhrswv8hi3): Likewise.
4335 (*avx_pshufbv16qi3): Likewise.
4336 (*avx_psign<mode>3): Likewise.
4337 (*avx_palignrti): Likewise.
4338 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4339 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4340 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4341 (*avx_mpsadbw): Likewise.
4342 (*avx_packusdw): Likewise.
4343 (*avx_pblendvb): Likewise.
4344 (*avx_pblendw): Likewise.
4345 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4346 (avx_ptest256): Likewise.
4347 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4348 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4349 (*avx_aesenc): Likewise.
4350 (*avx_aesenclast): Likewise.
4351 (*avx_aesdec): Likewise.
4352 (*avx_aesdeclast): Likewise.
4353 (avx_vzeroupper): Likewise.
4354 (avx_vzeroupper_rex64): Likewise.
4355 (avx_vpermil<mode>): Likewise.
4356 (avx_vpermilvar<mode>3): Likewise.
4357 (avx_vpermil2<mode>3): Likewise.
4358 (avx_vperm2f128<mode>3): Likewise.
4359 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4360 (avx_vbroadcastss256): Likewise.
4361 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4362 (avx_vinsertf128<mode>): Likewise.
4363 (vec_set_lo_<mode>): Likewise.
4364 (vec_set_hi_<mode>): Likewise.
4365 (vec_set_lo_<mode>): Likewise.
4366 (vec_set_hi_<mode>): Likewise.
4367 (vec_set_lo_v16hi): Likewise.
4368 (vec_set_hi_v16hi): Likewise.
4369 (vec_set_lo_v32qi): Likewise.
4370 (vec_set_hi_v32qi): Likewise.
4371 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4372 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4373 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4374 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4375 (vec_init<mode>): Likewise.
4376 (*vec_concat<mode>_avx): Likewise.
4377 (blendbits): Support V8SF and V4DF.
4378 (sse2_movq128): Support AVX.
4379 (<sse>_movnt<mode>): Likewise.
4380 (sse2_movntv2di): Likewise.
4381 (sse_rcpv4sf2): Likewise.
4382 (sse_sqrtv4sf2): Likewise.
4383 (sse_rsqrtv4sf2): Likewise.
4384 (<sse>_comi): Likewise.
4385 (<sse>_ucomi): Likewise.
4386 (sse_cvtss2si): Likewise.
4387 (sse_cvtss2si_2): Likewise.
4388 (sse_cvtss2siq): Likewise.
4389 (sse_cvtss2siq_2): Likewise.
4390 (sse_cvttss2si): Likewise.
4391 (sse_cvttss2siq): Likewise.
4392 (sse2_cvtsd2si): Likewise.
4393 (sse2_cvtsd2si_2): Likewise.
4394 (sse2_cvtsd2siq): Likewise.
4395 (sse2_cvtsd2siq_2): Likewise.
4396 (sse2_cvttsd2si): Likewise.
4397 (sse2_cvttsd2siq): Likewise.
4398 (sse2_cvtdq2pd): Likewise.
4399 (*sse2_cvtpd2dq): Likewise.
4400 (*sse2_cvttpd2dq): Likewise.
4401 (*sse2_cvtpd2ps): Likewise.
4402 (sse2_cvtps2pd): Likewise.
4403 (sse3_movshdup): Likewise.
4404 (sse3_movsldup): Likewise.
4405 (sse_storehps): Likewise.
4406 (*sse4_1_extractps): Likewise.
4407 (sse2_storelpd): Likewise.
4408 (vec_dupv2df_sse3): Likewise.
4409 (*vec_concatv2df_sse3): Likewise.
4410 (*sse4_1_pextrb): Likewise.
4411 (*sse4_1_pextrb_memory): Likewise.
4412 (*sse2_pextrw): Likewise.
4413 (*sse4_1_pextrw_memory): Likewise.
4414 (*sse4_1_pextrd): Likewise.
4415 (*sse4_1_pextrq): Likewise.
4416 (sse2_pshufd_1): Likewise.
4417 (sse2_pshuflw_1): Likewise.
4418 (sse2_pshufhw_1): Likewise.
4419 (*sse2_storeq_rex64): Likewise.
4420 (*vec_dupv4si): Likewise.
4421 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4422 (sse2_pmovmskb): Likewise.
4423 (*sse2_maskmovdqu): Likewise.
4424 (*sse2_maskmovdqu_rex64): Likewise.
4425 (sse_ldmxcsr): Likewise.
4426 (sse_stmxcsr): Likewise.
4427 (abs<mode>2): Likewise.
4428 (sse4_1_movntdqa): Likewise.
4429 (sse4_1_phminposuw): Likewise.
4430 (sse4_1_extendv8qiv8hi2): Likewise.
4431 (*sse4_1_extendv8qiv8hi2): Likewise.
4432 (sse4_1_extendv4qiv4si2): Likewise.
4433 (*sse4_1_extendv4qiv4si2): Likewise.
4434 (sse4_1_extendv2qiv2di2): Likewise.
4435 (*sse4_1_extendv2qiv2di2): Likewise.
4436 (sse4_1_extendv4hiv4si2): Likewise.
4437 (*sse4_1_extendv4hiv4si2): Likewise.
4438 (sse4_1_extendv2hiv2di2): Likewise.
4439 (*sse4_1_extendv2hiv2di2): Likewise.
4440 (sse4_1_extendv2siv2di2): Likewise.
4441 (*sse4_1_extendv2siv2di2): Likewise.
4442 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4443 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4444 (sse4_1_zero_extendv4qiv4si2): Likewise.
4445 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4446 (sse4_1_zero_extendv2qiv2di2): Likewise.
4447 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4448 (sse4_1_zero_extendv4hiv4si2): Likewise.
4449 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4450 (sse4_1_zero_extendv2hiv2di2): Likewise.
4451 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4452 (sse4_1_zero_extendv2siv2di2): Likewise.
4453 (*sse4_1_zero_extendv2siv2di2): Likewise.
4454 (sse4_1_ptest): Likewise.
4455 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4456 (sse4_2_pcmpestri): Likewise.
4457 (sse4_2_pcmpestrm): Likewise.
4458 (sse4_2_pcmpistri): Likewise.
4459 (sse4_2_pcmpistrm): Likewise.
4461 (aeskeygenassist): Likewise.
4463 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4465 * config/i386/predicates.md (vzeroall_operation): New.
4467 * config/i386/sse.md (avx_vzeroall): New.
4468 (*avx_vzeroall): Likewise.
4470 2008-08-28 Paul Brook <paul@codesourcery.com>
4471 Mark Shinwell <shinwell@codesourcery.com>
4472 Richard Earnshaw <richard.earnshaw@arm.com>
4474 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4475 (TARGET_MIN_ANCHOR_OFFSET): New.
4476 (arm_override_options): Set correct anchor ranges for Thumb-1
4477 and Thumb-2 if required.
4478 (legitimize_pic_address): Handle case involving a TLS symbol
4479 reference with an addend.
4480 (arm_optimization_options): Enable section anchors at -O1 and
4482 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4483 * config/arm/arm-protos.h (arm_optimization_options): New.
4485 2008-08-28 Nick Clifton <nickc@redhat.com>
4487 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4488 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4491 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4492 * config/v850/v850.md (return): Remove frame size restriction.
4494 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4496 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4498 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4500 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4502 2008-08-28 Paul Brook <paul@codesourcery.com>
4504 * config/arm/vfp11.md: Update license notice.
4505 * config/arm/cortex-r4.md: Ditto.
4507 2008-08-28 Richard Guenther <rguenther@suse.de>
4509 PR tree-optimization/37207
4510 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4513 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4516 * tree.c (int_fits_type_p): Don't forget unsigned integers
4517 of type sizetype which higher end word equals -1.
4519 2008-08-28 Ira Rosen <irar@il.ibm.com>
4521 * target.h (struct vectorize): Add new target builtin.
4522 * tree-vectorizer.c (destroy_loop_vec_info): Call
4523 vect_free_slp_instance instead of vect_free_slp_node.
4524 * tree-vectorizer.h (enum slp_load_perm_type): New.
4525 (struct _slp_instance): Add new fields.
4526 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4527 (SLP_INSTANCE_LOADS): New.
4528 (vect_free_slp_tree): Remove.
4529 (vect_free_slp_instance): Declare.
4530 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4531 (vectorizable_load): Add argument.
4532 (vect_transform_slp_perm_load): New.
4533 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4535 (vect_get_place_in_interleaving_chain): New function.
4536 (vect_free_slp_tree): Make static.
4537 (vect_free_slp_instance): New function.
4538 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4539 collect the load location in the interleaving chain.
4540 (vect_supported_slp_permutation_p): New function.
4541 (vect_supported_load_permutation_p): Likewise.
4542 (vect_analyze_slp_instance): In case of loads permutation, call
4543 vect_supported_load_permutation_p to check that the permutation is
4545 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4546 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4547 (vect_create_mask_and_perm): New function.
4548 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4549 (vectorizable_load): Add an argument. Don't keep the created vectors
4550 statements in the node if permutation is required. Call
4551 vect_transform_slp_perm_load to generate the permutation.
4552 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4553 additional argument.
4554 (vect_schedule_slp_instance): In case of loads permutation, allocate
4555 vectorized statements structure for all the related SLP nodes. Call
4556 vect_transform_stmt with addditional argument.
4557 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4558 * config/spu/spu.c (spu_builtin_vec_perm): New.
4559 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4560 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4561 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4562 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4564 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4566 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4567 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4568 __gthread_cond_signal, __gthread_cond_timedwait,
4569 __gthread_cond_timedwait_recursive): New functions.
4570 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4572 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4575 2008-08-28 Richard Guenther <rguenther@suse.de>
4578 * fold-const.c (maybe_canonicalize_comparison_1): Require
4579 undefined overflow only for canonicalizing A +- CST cmp CST.
4580 Make sure to not generate new constants that are not inside
4581 their TYPE_MIN/MAX_VALUE range.
4582 (maybe_canonicalize_comparison): Remove undefined overflow
4584 (fold_binary): Remove now duplicate folding.
4586 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4588 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4589 use not updated in the last change.
4591 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4593 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4594 (IRA_COVER_CLASSES): Add FPUL_REGS.
4596 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4599 * c-common.c (conversion_warning): Check for null operands.
4601 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4604 * c-decl.c (check_for_loop_decls): Improve error message. Give
4607 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4610 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4611 (convert_for_assignment): Pass corrent OPT_W* parameter to
4612 WARN_FOR_ASSIGNMENT.
4614 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4617 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4619 2008-08-27 Paul Brook <paul@codesourcery.com>
4621 * config.gcc: Loosen checks for arm uclinux eabi targets.
4623 2008-08-27 Paul Brook <paul@codesourcery.com>
4625 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4627 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4629 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4631 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4632 the enumerators of an ENUMERAL_TYPE.
4633 * dbxout.c (dbxout_type): Ditto.
4635 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4638 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4639 (fwprop_addr): Check that the loop_father is not the outer loop.
4641 2008-08-26 Paul Brook <paul@codesourcery.com>
4643 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4644 Remove documentation entry for fmul type.
4645 Use fmuls to annotate single-precision multiplication patterns,
4646 fmuld to annotate double-precision multiplication patterns,
4647 fmacs to annotate single-precision multiply-accumulate patterns
4648 and fmacd to annotate double-precision multiply-accumulate patterns.
4649 * config/arm/vfp11.md: Update reservations accordingly.
4650 * config/arm/arm.md: Note that certain values of the "type"
4651 attribute are documented in vfp.md.
4652 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4653 (v10_cvt): Use new fmul types.
4655 2008-08-26 Paul Brook <paul@codesourcery.com>
4657 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4658 * config/arm/vfp11.md: ...here. New.
4659 * config/arm/arm.md: Include vfp11.md.
4661 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4663 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4664 parameter to inform call.
4666 2008-08-26 Jeff Law <law@redhat.com>
4668 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4669 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4670 preferred class when copying a constant into a partial word register.
4672 2008-08-26 Ben Elliston <bje@au.ibm.com>
4674 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4675 * cp/typeck.c: Likewise.
4676 * cp/tree.c: Likewise.
4677 * gimple-low.c: Likewise.
4680 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4682 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4683 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4685 * doc/passes.texi: Describe IRA.
4687 * doc/tm.texi (IRA_COVER_CLASSES,
4688 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4690 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4691 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4692 -fira-propagate-cost, -fno-ira-share-save-slots,
4693 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4695 * flags.h (ira_algorithm): New enumeration.
4696 (flag_ira_algorithm, flag_ira_verbose): New external variable
4699 * postreload.c (gate_handle_postreload): Don't do post reload
4700 optimizations unless the reload is completed.
4702 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4705 * tree-pass.h (pass_ira): New external variable declaration.
4707 * reload.h: Add 2008 to the Copyright.
4709 * cfgloopanal.c: Include params.h.
4710 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4713 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4715 * toplev.c (ira.h): New include.
4716 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4717 (backend_init_target): Call ira_init.
4718 (backend_init): Call ira_init_once.
4719 (finalize): Call finish_ira_once.
4721 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4722 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4725 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4726 may_move_out_cost): New external variable declarations.
4727 (move_table): New typedef.
4729 * caller-save.c: Include headers output.h and ira.h.
4730 (no_caller_save_reg_set): New global variable.
4731 (save_slots_num, save_slots): New variables.
4732 (reg_save_code, reg_restore_code, add_stored_regs): Add
4734 (init_caller_save): Set up no_caller_save_reg_set.
4735 (init_save_areas): Reset save_slots_num.
4736 (saved_hard_reg): New structure.
4737 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4738 (initiate_saved_hard_regs, new_saved_hard_reg,
4739 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4741 (setup_save_areas): Add code for sharing stack slots.
4742 (all_blocks): New variable.
4743 (save_call_clobbered_regs): Process pseudo-register too.
4744 (mark_set_regs): Process pseudo-register too.
4745 (insert_one_insn): Put the insn after bb note in a empty basic
4746 block. Add insn check.
4748 * global.c (eliminable_regset): Make it external.
4749 (mark_elimination): Use DF_LR_IN for IRA.
4750 (pseudo_for_reload_consideration_p): New.
4751 (build_insn_chain): Make it external. Don't ignore spilled
4752 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4753 (gate_handle_global_alloc): New function.
4754 (pass_global_alloc): Add the gate function.
4756 * opts.c (decode_options): Set up flag_ira. Print the warning for
4758 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4760 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4762 * regmove.c (regmove_optimize): Don't do replacement of output for
4765 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4766 New external variable declarations.
4768 * local-alloc.c (update_equiv_regs): Make it external. Return
4769 true if jump label rebuilding should be done. Rescan new_insn for
4771 (gate_handle_local_alloc): New function.
4772 (pass_local_alloc): Add the gate function.
4774 * alias.c (value_addr_p, stack_addr_p): New functions.
4775 (nonoverlapping_memrefs_p): Use them for IRA.
4777 * common.opt (fira, fira-algorithm, fira-coalesce,
4778 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4779 fira-verbose): New options.
4781 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4782 move_cost, may_move_in_cost, may_move_out_cost): Make the
4784 (move_table): Remove typedef.
4785 (init_move_cost): Make it external.
4786 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4789 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4790 setup_reg_classes): New function prototypes.
4791 (eliminable_regset): New external variable declaration.
4792 (build_insn_chain, update_equiv_regs): New function prototypes.
4794 * Makefile.in (IRA_INT_H): New definition.
4795 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4796 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4797 (reload1.o, toplev.o): Add dependence on ira.h.
4798 (cfgloopanal.o): Add PARAMS_H.
4799 (caller-save.o): Add dependence on output.h and ira.h.
4800 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4801 ira-emit.o, ira-lives.o): New entries.
4803 * passes.c (pass_ira): New pass.
4805 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4807 * reload1.c (ira.h): Include the header.
4808 (changed_allocation_pseudos): New bitmap.
4809 (init_reload): Initiate the bitmap.
4810 (compute_use_by_pseudos): Permits spilled registers in FROM.
4811 (temp_pseudo_reg_arr): New variable.
4812 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4813 IRA. Call alter_reg with the additional parameter. Don't clear
4814 spilled_pseudos for IRA. Restore original insn chain for IRA.
4815 Clear changed_allocation_pseudos at the end of reload.
4816 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4817 (hard_regno_to_pseudo_regno): New variable.
4818 (count_pseudo): Check spilled pseudos. Set up
4819 hard_regno_to_pseudo_regno.
4820 (count_spilled_pseudo): Check spilled pseudos. Update
4821 hard_regno_to_pseudo_regno.
4822 (find_reg): Use better_spill_reload_regno_p. Check
4823 hard_regno_to_pseudo_regno.
4824 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4826 (eliminate_regs_1): Use additional parameter for alter_reg.
4827 (finish_spills): Set up pseudo_previous_regs only for spilled
4828 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4829 more arguments. Don't clear live_throughout and dead_or_set for
4830 spilled pseudos. Use additional parameter for alter_reg. Call
4831 mark_allocation_change. Set up changed_allocation_pseudos.
4832 Remove sanity check.
4833 (emit_input_reload_insns, delete_output_reload): Use additional
4834 parameter for alter_reg. Call mark_allocation_change.
4835 (substitute, gen_reload_chain_without_interm_reg_p): New
4837 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4839 * testsuite/gcc.dg/20080410-1.c: New file.
4841 * config/s390/s390.h (IRA_COVER_CLASSES,
4842 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4844 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4846 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4848 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4850 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4852 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4854 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4856 2008-08-24 Jeff Law <law@redhat.com>
4857 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4858 when ignoring unavailable registers.
4860 2008-08-24 Jeff Law <law@redhat.com>
4861 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4862 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4863 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4864 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4866 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4867 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4869 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4870 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4871 * reload1.c (find_reg): Process registers in register allocation order.
4873 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4874 * toplev.c (backend_init_target): Move ira_init call from
4876 (lang_dependent_init_target): ...to here.
4878 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4879 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4880 calculate memory move costs for NO_REGS.
4882 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4883 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4884 STACK_REGS is defined.
4886 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4887 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4889 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4890 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4892 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4893 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4894 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4897 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4898 Dorit Nuzman <dorit@il.ibm.com>
4900 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4901 vec_extract_evenv4sf, vec_extract_evenv8hi,
4902 vec_extract_evenv16qi, vec_extract_oddv4si,
4903 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4904 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4905 vec_interleave_highv4si, vec_interleave_lowv4si,
4906 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4907 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4908 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4910 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4913 * config/rs6000/rs6000.c (optimization_options): Don't default to
4914 section anchors without toplevel reorder.
4916 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4918 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4919 (mfc_end_critical_section): Likewise.
4921 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4923 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4924 all type qualifiers from element type to vector type.
4926 2008-08-25 David Daney <ddaney@avtrex.com>
4928 * config/mips/mips.md (immediate_insn): Move up in file, fix
4929 comment typo, reformat.
4930 (fetchop_bit, atomic_hiqi_op memory_barrier,
4931 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4932 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4933 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4934 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4935 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4936 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4937 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4938 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4939 sync_old_nand<mode>, sync_new_nand<mode>,
4940 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4941 test_and_set_12): Moved to sync.md.
4943 * config/mips/sync.md: New file.
4945 2008-08-25 Richard Henderson <rth@redhat.com>
4947 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4948 (regsave): Likewise.
4949 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4950 (output_cfi_directive): Likewise.
4951 (div_data_align): New.
4952 (output_cfi): Use it.
4954 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4956 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4957 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4958 (TARGET_OCTEON): New macro.
4959 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4960 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4961 (ISA_HAS_POP): New macro.
4962 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4964 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4966 * config/mips/mips.md (cpu): Add octeon.
4967 (type): Add pop attribute value.
4968 (popcount<mode>2): New pattern.
4969 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4971 2008-08-24 Jan Hubicka <jh@suse.cz>
4973 * doc/invoke.texi (-fipa-cp-clone): New option.
4974 (-fipa-cp): Update docs.
4975 (--param ipcp-unit-growth):New.
4976 * ipa-cp.c: Include fibheap.h, params.h
4977 (ipcp_initialize_node_lattices): When not cloning, all externally
4978 visible functions are bottom.
4979 (ipcp_need_redirect_p): Accept clones.
4980 (ipcp_insert_stage): Use cost driven heuristics.
4981 (max_count, dead_nodes): New static vars.
4982 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4983 ipcp_const_param_count): New functions.
4984 * common.opt (ipa-cp-clone): New command line option.
4985 * params.def (ipcp-unit-growth): New.
4987 2008-08-24 Jan Hubicka <jh@suse.cz>
4989 * tree-inline.c (tree_function_versioning): Look harder
4990 for referenced vars.
4992 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4994 PR tree-optimization/37185
4995 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4997 2008-08-23 Jan Hubicka <jh@suse.cz>
4999 * ipa-cp.c (ipcp_analyze_node): New function.
5000 (ipcp_update_cloned_node): Use it.
5001 (ipcp_init_stage): Likewise.
5002 * ipa-inline.c (function_insertion_hook_holder): New static var.
5003 (analyze_function): Break out from ....
5004 (inline_generate_summary): Here; register insertion hook.
5005 (cgraph_decide_inlining): Remove hook.
5006 (add_new_function): New function.
5008 2008-08-23 Jan Hubicka <jh@suse.cz>
5010 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5012 2008-08-23 Jan Hubicka <jh@suse.cz>
5014 * ipa-cp.c (constant_val_insert): Remove.
5015 (ipcp_propagate_one_const): Remove.
5016 (ipcp_create_replace_map): Always insert replacements to the map.
5017 (ipcp_insert_stage): Do not try to insert statements by hand.
5018 * tree-inline.c (insert_init_stmt): Break out from ...
5019 (setup_one_parameter): ... here; allow NULL BB pointer.
5020 (tree_function_versioning): Use setup_one_parameter to process
5023 2008-08-23 Jan Hubicka <jh@suse.cz>
5025 * tree.c (decl_address_ip_invariant_p): New function.
5026 * tree.h (decl_address_ip_invariant_p): Declare.
5027 * gimple.c (strip_invariant_refs): Break out from ...
5028 (is_gimple_invariant_address): ... here
5029 (is_gimple_ip_invariant_address): New function.
5030 (is_gimple_ip_invariant): New function.
5031 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5034 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5035 (ipcp_lat_is_insertable): All constants are insertable.
5036 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5037 IPA_CONST_VALUE_REF.
5038 (ipcp_initialize_node_lattices): Propagate all types of operands.
5039 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5040 (ipcp_create_replace_map): Reformat.
5041 (ipcp_need_redirect_p): Simplify.
5042 (ipcp_insert_stage): Check that argument is used before clonning.
5043 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5045 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5046 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5047 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5048 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5049 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5050 * tree-inline.c (tree_function_versioning): Add variables referenced
5053 2008-08-23 Jan Hubicka <jh@suse.cz>
5056 * i386.c (standard_80387_constant_p): Use optimize_size.
5058 2008-08-23 Ira Rosen <irar@il.ibm.com>
5060 PR tree-optimization/37161
5061 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5062 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5063 (vect_determine_vectorization_factor): Move the scalar type
5064 retrieval to vect_get_smallest_scalar_type.
5065 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5066 scalar type. Remove redundant computation.
5067 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5068 (vect_get_slp_defs): Take the type of RHS into account if
5069 necessary by calling vect_get_smallest_scalar_type. Call
5070 vect_get_constant_vectors with additional argument.
5072 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5075 * doc/invoke.texi (Wwrite-strings): Clarify description.
5077 2008-08-23 Ira Rosen <irar@il.ibm.com>
5079 PR tree-optimization/37174
5080 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5081 def stmt is a part of the loop before accessing its stmt_vec_info.
5083 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5086 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5087 (*swap): New insn pattern.
5088 (*ashlqi3): Rename from ashlqi3 insn pattern.
5089 (ashlqi3): New expanders.
5090 (*lshrqi3): Rename from lshrqi3 insn pattern.
5091 (lshrqi3): New expanders.
5092 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5093 lshrqi3_const5, lshrqi3_const6): New splitters.
5094 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5095 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5098 2008-08-22 Richard Guenther <rguenther@suse.de>
5100 PR tree-optimization/37078
5101 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5102 [+INF, +INF] ranges.
5104 2008-08-22 Richard Guenther <rguenther@suse.de>
5106 PR tree-optimization/37143
5107 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5108 a conversion statement instead of a copy.
5110 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5114 CCCmode, CCOmode and CCSmode destination modes.
5117 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5118 from different units in a single alternative.
5119 (*vec_extractv2sf_1): Ditto.
5120 (*vec_extractv2si_0): Ditto.
5121 (*vec_extractv2si_1): Ditto.
5122 * config/i386/sse.md (sse2_storehpd): Ditto.
5123 (sse2_storelpd): Ditto.
5124 (sse2_loadhpd): Ditto.
5125 (sse2_loadlpd): Ditto.
5128 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5129 (popcountsi2): Ditto.
5130 (clzdi2_abm): Ditto.
5131 (popcountdi2): Ditto.
5132 (clzhi2_abm): Ditto.
5133 (popcounthi2): Ditto.
5135 2008-08-22 Richard Guenther <rguenther@suse.de>
5139 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5140 if the multiplication does not overflow.
5142 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5144 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5146 2008-08-21 Richard Henderson <rth@redhat.com>
5148 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5149 spurrious comma from test.
5150 * configure: Rebuild.
5152 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5155 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5158 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5160 * c-tree.h (grokfield): New argument.
5161 * c-decl.c (grokfield): Handle new location argument.
5162 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5164 2008-08-21 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5168 2008-08-21 Jan Hubicka <jh@suse.cz>
5170 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5171 (cgraph_add_function_insertion_hook,
5172 cgraph_remove_function_insertion_hook,
5173 cgraph_call_function_insertion_hooks): New functions.
5174 * cgraph.h (cgraph_add_function_insertion_hook,
5175 cgraph_remove_function_insertion_hook,
5176 cgraph_call_function_insertion_hooks): Declare.
5177 * ipa-reference.c (function_insertion_hook_holder): New variable.
5178 (check_operand, look_for_address_of): When checking late, do not care
5179 about module bitmaps.
5180 (add_new_function): New function.
5181 (generate_summary): Register hooks; zero module bitmaps.
5182 (propagate): Unregister hooks.
5183 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5184 (add_new_function): New function.
5185 (generate_summary): Register hook.
5186 (propagate): Remove hook.
5188 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5190 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5191 * ipa-cp.c (ipcp_update_cloned_node): New function.
5192 (build_const_val): Handle functions correctly; bring type logic
5193 into sync with tree-inline.c
5194 (ipcp_init_stage): Take care of computing stuff needed by
5195 indirect inlining; update clones.
5196 (ipcp_generate_summary): Break out of ipcp_driver.
5197 (ipcp_driver): Do only execution and transformation.
5198 (pass_ipa_cp): Make IPA_PASS.
5199 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5201 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5202 ipcp, some info is already available.
5203 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5204 * tree-inline.c (remap_ssa_name): Unshare expression.
5206 2008-08-21 Richard Guenther <rguenther@suse.de>
5208 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5209 a PHI ask VN if it is already available.
5210 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5211 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5213 2008-08-21 Richard Guenther <rguenther@suse.de>
5216 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5217 makes sure to produce a result of the correct type.
5219 2008-08-21 Jan Hubicka <jh@suse.cz>
5220 Backport from LTO branch:
5222 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5223 Jan Hubicka <jh@suse.cz>
5226 (init_state, finish_state, set_function_state, generate_summary):
5228 (scan_stmt): Renamed from scan_function. Changed to keep state in
5229 local static vars rather than cgraph aux field.
5230 (propagate): Renamed from static_execute. Changed to keep state in
5231 local static vars rather than cgraph aux field.
5232 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5233 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5235 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5237 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5238 * ipa-reference.c (init_function_info, generate_summary,
5239 propagate): New functions.
5240 (analyze_function): Call init_function_info.
5241 (static_execute): Stripped into generate_summary and propagate.
5242 (pass_ipa_reference): Made into ipa_opt_pass.
5244 2008-08-21 Richard Guenther <rguenther@suse.de>
5246 PR tree-optimization/37181
5247 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5249 (extract_range_from_unary_expr): Likewise.
5251 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5253 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5255 * toplev.h (pedwarn_at): Likewise.
5256 * builtins.c: Update all calls to pedwarn.
5257 * c-lex.c: Likewise.
5258 * toplev.c: Likewise.
5259 * c-tree.h: Likewise.
5260 * c-decl.c: Likewise.
5261 * c-errors.c: Likewise.
5262 * c-typeck.c: Likewise.
5263 * c-common.c: Likewise.
5264 * c-parser.c: Likewise.
5266 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5269 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5270 with MODE_VECTOR_INT mode.
5272 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5275 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5276 initialized outside the current module.
5277 (warn_uninitialized_var): Ignore left-hand side when walking the
5278 trees. Ignore address expressions. Examine VUSE operands in gimple
5279 statements with a variable declaration on the right-hand side.
5281 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5284 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5286 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5289 * c-common.c (conversion_warning): Do not warn if applying bit-and
5290 operator to unsigned constant that fits in the target type.
5292 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5295 * c-common.c (conversion_warning): Do not warn for artificial
5298 2008-08-20 Richard Guenther <rguenther@suse.de>
5300 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5301 (extract_range_from_binary_expr): Fall back to constant propagation.
5302 (extract_range_from_unary_expr): Likewise.
5304 2008-08-20 Richard Guenther <rguenther@suse.de>
5306 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5307 with TREE_THIS_VOLATILE on shared nodes.
5308 (fold_stmt_r): Likewise.
5310 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5313 * c-parser.c (c_parser_attributes): For keywords use canonical
5314 spelling for attr_name.
5316 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5318 * value-prof.c (check_counter): Revert wrong call to error.
5320 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5322 * profile.c: Update calls to inform.
5323 * value-prof.c: Update calls to inform.
5325 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5327 * diagnostic.c (inform): Add an explicit location_t parameter.
5328 * toplev.h (inform): Update declaration.
5329 * builtins.c: Update all calls to inform.
5330 * c-common.c: Likewise.
5331 * c-decl.c: Likewise.
5332 * c-opts.c: Likewise.
5333 * c-pch.c: Likewise.
5334 * c-pragma.c: Likewise.
5335 * c-typeck.c: Likewise.
5336 * coverage.c: Likewise.
5338 * toplev.c: Likewise.
5339 * tree-cfg.c: Likewise.
5340 * tree-ssa.c: Likewise.
5342 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5345 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5346 V2DI mode, for SSE4.1, use movq instead of vector set if the
5347 second element is zero and inter-unit moves are OK.
5349 2008-08-20 Richard Guenther <rguenther@suse.de>
5351 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5352 properly handle conversion/copy chains after tuplification.
5354 2008-08-20 Richard Guenther <rguenther@suse.de>
5356 * passes.c (init_optimization_passes): Move the second
5357 forwprop pass before alias computation. Remove the second
5358 DCE pass. Remove the first dominator and phi copy/const
5361 2008-08-20 Nick Clifton <nickc@redhat.com>
5363 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5364 support of this feature. Do not assume that a sufficiently new
5365 assembler will support the feature regardless of the target type.
5366 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5367 * configure: Regenerate.
5369 2008-08-20 Richard Guenther <rguenther@suse.de>
5371 * tree-vrp.c (found_in_subgraph): Remove.
5372 (live): New global static.
5373 (live_on_edge): New function.
5374 (blocks_visited): Remove.
5375 (register_edge_assert_for_2): Use live_on_edge.
5376 (find_conditional_asserts): Remove code dealing with
5377 found_in_subgraph. Do not walk the CFG.
5378 (find_switch_asserts): Likewise.
5379 (find_assert_locations_1): Renamed from find_assert_locations.
5380 Move finding assert locations for conditional and switch
5381 statements first. Update live bitmap. Do not walk the CFG.
5382 (find_assert_locations): New function.
5383 (insert_range_assertions): Remove entry of CFG walk.
5384 Adjust call to find_assert_locations.
5385 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5386 that only can appear because of fake exit edges but assert we
5387 never try to insert on those.
5388 (fini_pre): Do not remove fake exit edges here...
5389 (execute_pre): ...but here, before committing edge inserts.
5391 2008-08-19 Richard Guenther <rguenther@suse.de>
5393 * passes.c (init_optimization_passes): Exchange store-ccp
5396 2008-08-19 Rafael EspÃndola <espindola@google.com>
5398 * varasm.c (weak_decls): Move earlier in the file.
5399 (assemble_external): Add weak decls to the weak_decls list.
5400 (declare_weak): Don't add decls to the weak_decls list.
5402 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5405 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5406 before (sse2_shufpd_<mode>).
5408 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5411 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5412 * tree.c (block_nonartificial_location): Likewise.
5414 2008-08-19 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimization/35972
5417 PR tree-optimization/23094
5418 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5420 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5421 handle MISALIGNED_INDIRECT_REF.
5422 (get_ref_from_reference_ops): New helper.
5423 (vn_reference_lookup_pieces): Walk the use-def chain using the
5424 alias-oracle if requested.
5425 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5426 walking the use-def chain.
5427 (compute_avail): But not here.
5428 (create_component_ref_by_pieces_1): Properly handle
5429 MISALIGNED_INDIRECT_REF.
5430 (do_regular_insertion): Handle fully redundant
5431 expressions after PHI-translation also for SSA_NAME values, not
5432 only constants. Correctly use edoubleprime for that.
5434 2008-08-19 Ira Rosen <irar@il.ibm.com>
5436 * tree-vectorizer.c (supportable_widening_operation): Support
5437 multi-step conversion, return the number of steps in such conversion
5438 and the required intermediate types.
5439 (supportable_narrowing_operation): Likewise.
5440 * tree-vectorizer.h (vect_pow2): New function.
5441 (supportable_widening_operation): Change argument types.
5442 (supportable_narrowing_operation): Likewise.
5443 (vectorizable_type_promotion): Add an argument.
5444 (vectorizable_type_demotion): Likewise.
5445 * tree-vect-analyze.c (vect_analyze_operations): Call
5446 vectorizable_type_promotion and vectorizable_type_demotion with
5447 additional argument.
5448 (vect_get_and_check_slp_defs): Detect patterns.
5449 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5451 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5452 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5453 factor according to the smallest type in the loop.
5454 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5455 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5456 supportable_widening_operation with correct arguments.
5457 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5458 operands lists according to the number of vector statements in left
5459 or right node, if exists.
5460 (vect_gen_widened_results_half): Remove unused argument.
5461 (vectorizable_conversion): Call supportable_widening_operation,
5462 supportable_narrowing_operation, and vect_gen_widened_results_half
5463 with correct arguments.
5464 (vectorizable_assignment): Change documentation, support multiple
5466 (vectorizable_operation): Likewise.
5467 (vect_get_loop_based_defs): New function.
5468 (vect_create_vectorized_demotion_stmts): Likewise.
5469 (vectorizable_type_demotion): Support loop-aware SLP and general
5470 multi-step conversion. Call vect_get_loop_based_defs and
5471 vect_create_vectorized_demotion_stmts for transformation.
5472 (vect_create_vectorized_promotion_stmts): New function.
5473 (vectorizable_type_promotion): Support loop-aware SLP and general
5474 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5476 (vectorizable_store): Change documentation, support multiple
5478 (vectorizable_load): Likewise.
5479 (vect_transform_stmt): Pass SLP_NODE to
5480 vectorizable_type_promotion and vectorizable_type_demotion.
5481 (vect_schedule_slp_instance): Move here the calculation of number
5482 of vectorized statements for each node from...
5483 (vect_schedule_slp): ... here.
5484 (vect_transform_loop): Call vect_schedule_slp without the last
5487 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5490 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5491 to == in assert statement.
5492 (vectorizable_reduction): Fix typo.
5494 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5497 * value-prof.c (check_counter): Dereference pointer to overall
5498 count when printing it.
5500 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5502 * profile.h: Really add it.
5504 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5506 * mcf.c: Really add it.
5508 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5509 Vinodha Ramasamy <vinodha@google.com>
5511 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5513 * value-prof.c (check_counter): Fix the counter if
5514 flag_profile_correction is true.
5515 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5516 tree_mod_subtract_transform):
5517 Follow check_counter parameter change.
5518 * common.opt (fprofile-correction): New option.
5520 * profile.h: Likewise.
5521 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5522 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5523 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5525 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5526 flag_profile_correction is set.
5528 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5530 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5532 2008-08-18 Tomas Bily <tbily@suse.cz>
5534 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5535 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5537 * tree-data-ref.c (split_constant_offset_1): Likewise.
5538 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5539 * tree-sra.c (sra_walk_expr): Likewise.
5540 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5541 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5542 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5543 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5545 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5546 * tree-vect-transform.c (vectorizable_type_demotion)
5547 (vectorizable_type_promotion): Likewise.
5548 * tree-inline.c (expand_call_inline):
5549 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5550 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5551 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5552 * expr.c (expand_expr_real_1): Likewise.
5553 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5554 (gimple_assign_unary_useless_conversion_p): Likewise.
5555 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5556 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5557 * fold-const.c (fold_unary): Likewise.
5558 * tree.h (CONVERT_EXPR_P): Likewise.
5559 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5560 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5562 (register_edge_assert_for_2, extract_range_from_unary_expr)
5563 (register_edge_assert_for_1): Likewise.
5565 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5567 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5568 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5569 (enum real_value_const): Delete.
5570 (get_real_const): Delete.
5571 * real.c (get_real_const): Delete.
5572 (dconst_e_ptr): Define.
5573 (dconst_third_ptr): Define.
5574 (dconst_sqrt2_ptr): Define.
5575 * builtins.c: Update all callers.
5577 2008-08-18 Richard Guenther <rguenther@suse.de>
5579 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5580 statement iterator after statement removal.
5582 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5584 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5585 (detect_processor_freebsd): Likewise.
5586 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5588 2008-08-18 Richard Guenther <rguenther@suse.de>
5590 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5591 and loads have the correct types.
5593 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5596 * c-opts.c (cpp_opts): Remove static.
5597 * c-parser.c (cpp_opts): Declare it extern.
5598 (disable_extension_diagnostics): Handle cpp options.
5599 (enable_extension_diagnostics): Likewise.
5601 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5603 * diagnostics.c (permerror_at): Rename as permerror.
5604 (permerror): Delete.
5605 * toplev.h: Likewise.
5607 2008-08-18 Richard Guenther <rguenther@suse.de>
5609 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5610 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5611 Move call_cdce before build_alias. Move copyrename2,
5612 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5613 right after final inlining.
5614 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5615 (pass_build_cfg): But instead via TODO_dump_func.
5617 2008-08-18 Richard Guenther <rguenther@suse.de>
5619 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5621 (scalarize_init): If we failed to generate some initializers
5622 do not generate zeros for not instantiated members. Instead
5623 rely on the copy out.
5624 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5625 about missing flow-sensitive alias info only if we have
5628 2008-08-17 Nick Clifton <nickc@redhat.com>
5630 * doc/extend.texi (Function Attributes): Fix typo in description
5631 if hot function attribute.
5633 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5634 Richard Sandiford <rdsandiford@googlemail.com>
5636 * doc/install.texi (--with-mips-plt): Document.
5637 * doc/invoke.texi (-mplt, -mno-plt): Document.
5638 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5639 and handle ${with_mips_plt}.
5640 * config/mips/mips.opt (mplt): New option.
5641 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5642 (TARGET_ABICALLS_PIC2): Likewise.
5643 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5644 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5645 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5646 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5647 to decide whether to output ".option picX" directives.
5648 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5649 Pass -call_nonpic rather than -KPIC for -mplt.
5650 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5651 on the command line. Also remove it when -mabi=64 is used without
5653 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5654 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5655 TARGET_ABICALLS_PIC0.
5656 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5658 (mips16_build_function_stub): Only output ".option pic" directives
5659 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5660 (mips16_build_call_stub): Fix comment and remove redundant
5661 ".set at"/"set .noat" directives.
5662 (mips_function_rodata_section): Use the default behaviour for
5663 TARGET_ABSOLUTE_ABICALLS.
5664 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5665 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5666 (mips_restore_gp): Do nothing if the current function doesn't use
5668 (mips_expand_prologue): Only save $gp if the current function uses it.
5669 Use a normal move for TARGET_ABICALLS_PIC0.
5670 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5672 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5674 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5675 of function when handling GLOBAL_POINTER_REGNUM.
5677 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5680 * common.opt (-fstack-check): Do not declare the variable here.
5681 (-fstack-check=): New option variant.
5682 * doc/invoke.texi (Code Gen Options): Document it.
5683 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5684 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5685 (STACK_CHECK_STATIC_BUILTIN): New macro.
5686 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5687 * opts.c: Include expr.h.
5688 (common_handle_option) <OPT_fold_stack_check_>: New case.
5689 <OPT_fstack_check>: Likewise.
5690 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5691 consistently in the test for variable-sized types. Adjust for
5692 new behaviour of flag_stack_check.
5693 * explow.c: Include except.h.
5694 (allocate_dynamic_stack_space): Do not take into account
5695 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5696 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5697 for variable-sized parameters. Treat all parameters whose size is
5698 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5699 stack checking is enabled.
5700 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5701 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5702 if generic stack checking is enabled.
5703 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5704 * reload1.c (reload): Likewise.
5705 * stmt.c (expand_decl): Assert that all automatic variables have
5706 fixed size at this point and remove dead code.
5707 * flags.h (stack_check_type): New enumeration type.
5708 (flag_stack_check): Declare.
5709 * toplev.c (flag_stack_check): New global variable.
5710 * Makefile.in (opts.o): Add dependency on EXPR_H.
5711 (explow.o): Add dependency on except.h.
5713 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5715 * config/avr/avr.c (avr_override_options): Reduce value of
5716 PARAM_INLINE_CALL_COST.
5718 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5720 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5721 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5722 lieu of TYPE_MODE (type) throughout.
5724 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5726 * config/arm/arm.c (add_minipool_backward_ref): Check for
5727 8-byte-aligned entries in second case of forcing insertion after a
5728 particular entry. Change third case to avoid inserting
5729 non-8-byte-aligned entries before 8-byte-aligned ones.
5731 2008-08-15 Richard Guenther <rguenther@suse.de>
5733 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5734 strip components for unknown size accesses.
5736 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5738 * config/s390/2097.md New file.
5739 * config/s390/s390.md ("z10prop" attribute): Define none,
5740 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5741 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5742 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5743 possible values and apply them to insns as appropriate.
5744 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5745 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5746 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5747 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5748 ("bfp" mode attribute): Removed. Every occurence replaced
5750 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5751 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5754 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5757 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5760 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5762 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5763 additional argument. Support reduction when duplication is needed due
5764 to data-types of different sizes in the loop.
5765 (get_initial_def_for_induction): Fix printout.
5766 (vect_get_vec_def_for_stmt_copy): Support case where the
5767 vec_stmt_for_operand is a phi node.
5768 (vectorizable_reduction): Support reduction when duplication is needed
5769 due to data-types of different sizes in the loop.
5770 (vectorizable_call): Remove restriction to not vectorize in case we
5771 have data-types of different sizes in the loop.
5772 (vectorizable_conversion): Likewise.
5773 (vectorizable_operation): Likewise.
5774 (vectorizable_type_demotion): Likewise.
5775 (vectorizable_type_promotion): Likewise.
5776 (vectorizable_induction): Add restriction to not vectorize in case
5777 we have data-types of different sizes in the loop.
5779 2008-08-14 Christophe Saout <christophe@saout.de>
5780 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5784 (*vec_concatv2di_rex64_sse4_1): Ditto.
5785 (*vec_concatv2di_rex64_sse): Ditto.
5787 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5790 * fold-const.c (fold_widened_comparison): Do not allow
5791 sign changes that change the result even if shorter type
5792 is wider than arg1_unw's type.
5794 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5796 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5797 Skip if the multilib testing specifies -march that does not
5798 agree with the one specified in the testcase.
5800 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5802 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5803 zero extend SImode values being converted to TFmode before passing
5806 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5808 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5809 __PPU__ when targeting the Cell/B.E. PPU processor.
5811 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5813 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5814 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5815 Rematerialize the static chain, if any.
5816 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5819 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5821 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5822 (new_loc_descr): Likewise.
5823 (add_loc_descr): Likewise.
5824 (size_of_loc_descr): Likewise.
5825 (size_of_locs): Likewise.
5826 (output_loc_operands): Likewise.
5827 (output_loc_sequence): Likewise.
5828 (new_reg_loc_descr): New.
5829 (build_cfa_loc): Use it.
5830 (build_cfa_aligned_loc): Likewise.
5831 (one_reg_loc_descriptor): Likewise.
5832 (based_loc_descr): Likewise.
5834 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5837 * doc/invoke.texi (Wmain): Update.
5838 * c-decl.c (start_decl): warn_main is only 0 or 1.
5839 (start_function): Likewise. Fix formatting.
5840 (finish_function): Delete redundant warning.
5841 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5842 * c-opts (c_common_handle_option): -Wall only has effect if
5843 warn_main is uninitialized. OPT_Wmain is automatically
5844 handled. -pedantic also enables Wmain.
5845 (c_common_post_options): Handle all logic for Wmain here.
5846 * c-common.c (warn_main): Delete.
5847 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5848 * c-common.h (warn_main): Delete.
5850 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5853 * expr.c (emit_group_store): Allocate stack temp with the
5854 largest alignment when copying from register to stack.
5856 2008-08-13 Richard Guenther <rguenther@suse.de>
5858 * tree.h (maybe_fold_offset_to_address): Declare.
5859 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5860 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5861 Likewise for POINTER_PLUS_EXPR.
5862 (maybe_fold_offset_to_reference): Enable disabled code.
5863 (maybe_fold_offset_to_address): New function.
5864 (fold_stmt_r): Use it.
5865 (fold_gimple_assign): Likewise.
5866 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5867 (gimplify_expr): Likewise.
5869 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5871 * toplev.h (pedwarn_at): Fix declaration.
5873 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5875 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5876 LINK_SPEC): Use %R in -Y P argument.
5878 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5881 * diagnostic.c (pedwarn_at): New.
5882 * toplev.h (pedwarn_at): Declare.
5883 * c-tree.h (build_enumerator): Update declaration.
5884 * c-decl.c (finish_enum): Update comment.
5885 (build_enumerator): Take a location parameter. Give a pedwarn but do
5886 not perform any conversion.
5887 * c-parser.c (c_parser_enum_specifier): Set correct location for
5890 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5893 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5894 expressions except for conversions to signed:1 bitfields. Handle
5895 COND_EXPR with constant operands.
5897 2008-08-13 Richard Guenther <rguenther@suse.de>
5899 PR tree-optimization/15255
5900 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5901 (struct oecount_s): New struct and VEC types.
5903 (oecount_hash): New function.
5904 (oecount_eq): Likewise.
5905 (oecount_cmp): Likewise.
5906 (zero_one_operation): New function.
5907 (build_and_add_sum): Likewise.
5908 (undistribute_ops_list): Perform un-distribution of multiplication
5909 and division on the chain of summands.
5910 (should_break_up_subtract): Also break up subtracts for factors.
5911 (reassociate_bb): Delete dead visited statements.
5912 Call undistribute_ops_list. Re-sort and optimize if it did something.
5913 * passes.c (init_optimization_passes): Move DSE before
5915 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5918 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5920 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5922 * doc/invoke.texi: Revert unintended checkin.
5924 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5927 * gcc.c (include_spec_function): Tweak call to find_a_file.
5929 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5932 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5933 and TRUTH_ORIF_EXPR.
5934 * dojump.c (do_jump): Likewise.
5936 PR tree-optimization/37084
5937 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5938 if id->regimplify, don't assume stmt is a cast assignment.
5940 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5942 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5944 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5947 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5950 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5952 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5953 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5955 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5956 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5957 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5958 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5959 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5961 * doc/tm.texi (Storage Layout): Remove documentation for
5962 TARGET_FLOAT_FORMAT.
5964 * simplify-rtx.c (simplify_binary_operation_1): Replace
5965 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5967 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5969 * real.h (struct real_format): New member has_sign_dependent_rounding.
5970 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5971 spu_single_format, ieee_double_format, mips_double_format,
5972 motorola_double_format, ieee_extended_motorola_format,
5973 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5974 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5975 mips_extended_format, ieee_quad_format, mips_quad_format,
5976 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5977 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5979 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5980 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5981 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5982 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5983 (ROUND_TOWARDS_ZERO): Likewise.
5985 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5986 (FLOAT_MODE_FORMAT): New macro.
5987 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5988 (MODE_COMPOSITE_P): ... this new macro.
5989 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5990 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5991 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5993 * flags.h: Include "real.h".
5995 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5996 REAL_MODE_FORMAT_COMPOSITE_P.
5997 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5999 * doc/tm.texi (Storage Layout): Remove documentation of
6000 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6001 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6002 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6003 they only apply to libgcc2.a.
6005 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6007 * config/spu/float_disf.c: New file.
6008 * config/spu/float_unsdisf.c: New file.
6009 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6010 (LIB2FUNCS_EXCLUDE): Define.
6012 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6013 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6015 * real.h (struct real_format): New member round_towards_zero.
6016 * real.c (round_for_format): Respect fmt->round_towards_zero.
6017 (ieee_single_format, mips_single_format, motorola_single_format,
6018 spu_single_format, ieee_double_format, mips_double_format,
6019 motorola_double_format, ieee_extended_motorola_format,
6020 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6021 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6022 mips_extended_format, ieee_quad_format, mips_quad_format,
6023 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6024 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6026 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6027 real_format to choose rounding mode when calling MPFR functions.
6028 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6029 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6031 * real.h (real_to_decimal_for_mode): Add prototype.
6032 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6033 Respect target rounding mode when generating decimal representation.
6034 (real_to_decimal): New stub for backwards compatibility.
6035 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6036 real_to_decimal_for_mode instead of real_to_decimal.
6038 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6040 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6041 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6043 * real.c (spu_single_format): New variable.
6044 * real.h (spu_single_format): Declare.
6046 * config/spu/spu.c (spu_override_options): Install SFmode format.
6047 (spu_split_immediate): Use integer mode to operate on pieces of
6048 floating-point values in all cases.
6050 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6051 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6052 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6054 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6056 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6058 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6060 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6062 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6065 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6066 on the VAR_DECL instead of TYPE_READONLY on its type.
6068 2008-08-12 Ira Rosen <irar@il.ibm.com>
6070 * tree-vectorizer.c: Depend on langhooks.h.
6071 (supportable_widening_operation): Add two arguments. Support double
6073 (supportable_narrowing_operation): Likewise.
6074 * tree-vectorizer.h (supportable_widening_operation): Add two
6076 (supportable_narrowing_operation): Likewise.
6077 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6078 supportable_widening_operation with correct arguments.
6079 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6080 (vectorizable_type_demotion): Support double type conversions.
6081 (vectorizable_type_promotion): Likewise.
6082 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6084 2008-08-11 Michael Matz <matz@suse.de>
6086 * i386/i386.c (override_options): Move initialisation from
6087 flag_schedule_insns_after_reload to here from ...
6088 (optimization_options): ... here.
6090 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6092 PR rtl-optimization/36998
6093 * dwarf2out.c (compute_barrier_args_size_1,
6094 compute_barrier_args_size): Temporarily remove assertions.
6096 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6099 * tree-ssa.c (struct walk_data): Add new flag
6100 warn_possibly_uninitialized.
6101 (warn_uninitialized_var): Use it.
6102 (warn_uninitialized_vars): New.
6103 (execute_early_warn_uninitialized): Call it.
6104 (execute_late_warn_uninitialized): Likewise.
6106 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6109 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6112 2008-08-09 Jan Hubicka <jh@suse.cz>
6115 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6117 (expand_fix): Be prepared for expansion to fail.
6118 (expand_sfix_optab): Remove instructions if expansion failed.
6120 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6122 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6124 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6125 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6127 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6129 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6130 mips/t-libgcc-mips16 to tmake_file.
6131 * config/mips/mips-protos.h (mips_call_type): New enum.
6132 (mips_pic_base_register, mips_got_load): Declare.
6133 (mips_restore_gp): Take an rtx argument.
6134 (mips_use_pic_fn_addr_reg_p): Declare.
6135 (mips_expand_call): Replace the sibcall_p argument with
6136 a mips_call_type argument. Add a lazy_p parameter.
6137 (mips_split_call): Declare.
6138 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6139 (MIPS16_PIC_TEMP): Likewise.
6140 (reg_class): Delete M16_NA_REGS.
6141 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6142 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6143 (mips_split_hi_p): Declare.
6144 * config/mips/mips.c (mips_split_hi_p): New array.
6145 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6146 (mips_got_symbol_type_p): New function.
6147 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6148 (mips16_stub_function_p): New function.
6149 (mips16_local_function_p): Likewise.
6150 (mips_use_pic_fn_addr_reg_p): Likewise.
6151 (mips_cannot_force_const_mem): Return false for HIGHs.
6152 Extend CONST_INT and symbolic handling to MIPS16, using
6153 mips_symbol_insns to check that the base symbol type is a
6154 legitimate constant. Reject GOT-based constants if
6155 TARGET_MIPS16_PCREL_LOADS.
6156 (mips_const_insns): Check targetm.cannot_force_const_mem when
6157 decomposing a symbolic base and a large offset.
6158 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6159 When calling a function that needs $25 from MIPS16 code,
6160 move the target address into $25 separately and add a USE
6162 (mips16_gp_pseudo_reg): Insert the initializer immediately
6163 before the first real insn.
6164 (mips_pic_base_register, mips_got_load): New functions.
6165 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6166 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6167 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6168 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6169 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6170 also passing NULL_RTX rather than const0_rtx as the aux argument.
6171 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6172 instead of TARGET_EXPLICIT_RELOCS.
6173 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6174 (mips_load_call_address): Replace the sibcall_p argument with
6175 a mips_call_type argument. Use mips_got_load.
6176 (mips16_local_alias): New structure.
6177 (mips16_local_aliases): New variable.
6178 (mips16_local_aliases_hash): New function.
6179 (mips16_local_aliases_eq): Likewise.
6180 (mips16_local_alias): Likewise.
6181 (mips16_stub_function): Likewise.
6182 (mips16_build_function_stub): Create a local alias for the target
6183 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6184 .cpload directive and an R_MIPS_NONE relocation for the target
6185 function, then load the alias rather than the function itself.
6186 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6187 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6188 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6189 (mips16_build_call_stub): Replace the FN parameter with an
6190 FN_PTR parameter. Force the address into a register if it
6191 isn't a call_insn_operand; don't rely on the caller to do this.
6192 If a call to a locally-defined and locally-binding MIPS16
6193 function must be made indirectly, redirect the call to the
6194 function's local alias. Use mips16_stub_function_p,
6195 mips16_stub_function, mips_expand_call and use_reg.
6196 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6197 Use explicit %hi and %lo accesses where possible.
6198 Use MIPS_CALL to generate the correct code form of a
6199 jal instruction. Add clobbers of $18 instead of uses.
6200 Update the call to mips_emit_call_insn.
6201 (mips_expand_call): Replace the SIBCALL_P argument with a
6202 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6203 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6204 allowing it to modify the call address. Update the calls to
6205 mips_load_call_address and mips_emit_call_insn.
6206 (mips_split_call): New function.
6207 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6208 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6209 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6210 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6211 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6213 (mips_cprestore_slot): New function.
6214 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6215 and use mips_cprestore_slot.
6216 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6218 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6219 then use a copygp_mips16 instruction to set up $28.
6220 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6221 (mips16_lay_out_constants): Call split_all_insns_noflow.
6222 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6223 false if TARGET_MIPS16.
6224 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6225 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6226 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6227 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6228 MIPS16 code. Allow MIPS16 o32 PIC.
6229 (mips_override_options): Allow MIPS16 o32 PIC.
6230 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6231 after reload if TARGET_USE_GOT.
6232 (UNSPEC_COPYGP): New constant.
6233 (length): Use a default length of 8 for MIPS16 GOT loads.
6234 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6235 (*got_page<mode>): Check mips_split_hi_p.
6236 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6237 (unspec_got<mode>, unspec_call<mode>): New expanders.
6238 (load_got<mode>, load_call<mode>): Remove the length attributes.
6239 Use a got attribute instead of a type attribute.
6240 (copygp_mips16): New insn.
6241 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6242 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6243 (sibcall, sibcall_value, call, call_value): Update the calls
6244 to mips_expand_call.
6245 (call_internal, call_value_internal): Use mips_split_call.
6246 (call_value_multiple_internal): Likewise.
6247 (call_split): Move after call_internal (the insn it is split from).
6248 (call_internal_direct, call_value_internal_direct): Turn into
6249 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6250 (call_direct_split, call_value_direct_split): New patterns.
6251 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6252 and use M16_REGS instead of M16_NA_REGS.
6253 * config/mips/predicates.md (const_call_insn_operand): Replace
6254 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6255 mips_use_pic_fn_addr_reg_p check.
6256 (move_operand): Reject HIGHs if mips_split_hi_p.
6257 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6258 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6259 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6260 * config/mips/libgcc-mips16.ver: New file.
6261 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6262 $(srcdir)/config/mips/libgcc-mips16.ver.
6264 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6266 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6268 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6269 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6270 (mips16_cfun_returns_in_fpr_p): Likewise.
6272 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6274 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6275 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6276 rather than 4 to PC.
6278 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6280 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6281 (FUNCTION_PROFILER): Save the static chain pointer into $2
6282 beforehand and restore it aftewards.
6283 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6284 address directly into $25 and call the function through $25;
6285 do not clobber $3. Pad the DImode version to cover the space
6286 left by the deleted $25 <- $3 move.
6287 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6288 the removal of the $25 <- $3 move.
6289 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6290 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6292 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6293 Daniel Jacobowitz <dan@codesourcery.com>
6295 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6296 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6297 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6298 * config/mips/mips.c (mips_start_function_definition): New function.
6299 (mips_end_function_definition): Likewise.
6300 (mips_output_function_prologue): Use mips_start_function_definition.
6301 (mips_output_function_epilogue): Use mips_end_function_definition.
6302 (build_mips16_function_stub): Use mips_start_function_definition
6303 and mips_end_function_definition.
6304 (build_mips16_call_stub): Likewise.
6306 2008-08-09 Richard Guenther <rguenther@suse.de>
6308 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6309 * gimple.h (gimple_call_fn): Adjust comment.
6310 (gimple_call_set_fndecl): New function.
6311 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6312 longer having bare FUNCTION_DECL operand.
6313 (gimple_call_return_type): Likewise.
6314 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6316 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6317 (gimple_mod_pow2): Likewise.
6318 (gimple_mod_subtract): Likewise.
6319 (gimple_ic): Likewise.
6320 (gimple_stringop_fixed_value): Likewise.
6321 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6322 longer having bare FUNCTION_DECL operand.
6323 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6324 * omp-low.c (optimize_omp_library_calls): Likewise.
6325 * cgraphunit.c (update_call_expr): Likewise.
6326 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6327 (execute_convert_to_rsqrt): Likewise.
6328 * cfgexpand.c (gimple_to_tree): Simplify.
6329 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6330 bare FUNCTION_DECL operand.
6331 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6332 (convert_gimple_call): Use gimple_call_fndecl.
6333 * c-common.c (c_warn_unused_result): Likewise.
6335 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6338 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6339 (c_finish_return): Likewise.
6340 (c_start_case): Likewise.
6341 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6342 * c-parser.c (c_parser_condition): New. Call
6343 verify_sequence_points.
6344 (c_parser_paren_condition): Call c_parser_condition.
6345 (c_parser_for_statement): Call c_parser_condition.
6347 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6350 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6351 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6352 Moved from diagnostic.h
6353 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6355 (emit_diagnostic): New.
6356 (warning0, pedwarn0): Delete.
6357 (warning, warning_at, pedwarn, permerror): Return bool.
6358 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6359 Moved to diagnostic.c.
6360 (struct diagnostic_context): Use correct type for
6361 classify_diagnostic.
6362 (diagnostic_report_diagnostic): Update declaration.
6363 (emit_diagnostic): Declare.
6364 * errors.c (warning): Return bool.
6365 * errors.h (warning): Update declaration.
6366 * toplev.h (warning0, pedwarn0): Delete.
6367 (warning, warning_at, pedwarn, permerror): Return bool.
6368 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6369 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6370 inform. Update all calls.
6371 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6372 before giving informative note.
6373 (implicit_decl_warning): Likewise.
6374 * c-typeck.c (build_function_call): Likewise.
6375 * tree-sssa.c (warn_uninit): Likewise.
6376 * builtins.c (gimplify_va_arg_expr): Likewise.
6378 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6381 * doc/invoke.texi (-Wextra): Move warning from here...
6382 (-Wuninitialized): ... to here.
6384 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6387 * flags.h (set_Wunused): Delete
6388 * toplev.c (process_options): Handle Wunused flags here.
6389 * opts.c (maybe_warn_unused_parameter): Delete.
6390 (common_handle_option): Replace set_Wunused by warn_unused.
6391 (set_Wextra): Do not handle Wunused-parameter here.
6392 (set_Wunused): Delete.
6393 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6395 * common.opt (Wunused): Add Var and Init.
6396 (Wunused-function): Likewise.
6397 (Wunused-label): Likewise.
6398 (Wunused-parameter): Likewise.
6399 (Wunused-value): Likewise.
6400 (Wunused-variable): Likewise.
6402 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6404 * doc/invoke.texi: Add cpu_type power7.
6405 * config.in (HAVE_AS_VSX): New.
6406 * config.gcc: Add cpu_type power7.
6407 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6409 * configure: Regenerate.
6410 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6412 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6413 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6414 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6416 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6418 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6419 type to vectorize.builtin_conversion.
6420 (vectorizable_conversion): Likewise.
6421 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6422 integral type as input.
6423 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6425 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6426 and ALTIVEC_BUILTIN_VCTSXS.
6427 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6430 2008-08-08 Richard Guenther <rguenther@suse.de>
6432 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6433 (surely_varying_stmt_p): Calls are varying only if they are
6434 non-builtin and not indirect or have no result.
6435 (ccp_fold): Re-instantiate code before the tuples merge.
6437 2008-08-08 Richard Guenther <rguenther@suse.de>
6439 PR tree-optimization/37056
6440 * gimple.h (gimple_assign_rhs_class): New helper function.
6441 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6442 unary operations properly.
6444 2008-08-07 Jan Hubicka <jh@suse.cz>
6446 * i386.h (ix86_size_cost): Declare.
6447 (ix86_cur_cost): New function macro.
6448 * i386.md (peepholes expanding size and splitters): Predicate by
6449 optimize_insn_for_speed_p.
6450 (peepholes reduce size and splitters): Predicate by
6451 optimize_insn_for_size_p.
6452 * i386.c (ix86_size_cost): Rename from ...
6453 (size_cost): This one.
6454 (override_options): Update.
6455 (decide_alg): Likewise.
6456 (ix86_expand_clear): Use RTL profile.
6457 (ix86_pad_returns): Use RTL profile.
6459 2008-08-07 Jan Hubicka <jh@suse.cz>
6461 * recog.c (split_all_insns): Set RTL profile
6462 (peephole2_optimize): Likewise.
6463 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6464 * combine.c (combine_instructions): Likewise.
6466 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6468 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6470 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6472 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6473 value in a6 after the set_frame_ptr insn.
6475 2008-08-07 Richard Henderson <rth@redhat.com>
6478 * gcc.c (cpp_options): Pass along -g*.
6480 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6482 * config/arm/arm.c (output_move_neon): Update comment describing
6483 big-endian vector layout.
6484 (arm_assemble_integer): Do not handle big-endian NEON vectors
6486 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6487 neon_vget_lane<mode>_sext_internal,
6488 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6489 element indices for big-endian.
6491 2008-08-07 Richard Henderson <rth@redhat.com>
6493 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6494 * configure, config.in: Rebuild.
6495 * debug.h (dwarf2out_do_cfi_asm): Declare.
6496 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6497 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6498 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6499 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6501 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6503 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6504 movv2si_internal): Combine into mov<mode>_internal.
6505 (movv2si_internal_2): Remove.
6507 2008-08-07 Jan Hubicka <jh@suse.cz>
6510 * i386.md (single stringop patterns): Enable unconditionally.
6512 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6515 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6517 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6518 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6520 * config/i386/sse.md (sse2_movq128): New.
6522 * doc/extend.texi: Document __builtin_ia32_movq128.
6524 2008-08-07 Richard Guenther <rguenther@suse.de>
6527 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6528 pointers can access anything.
6530 2008-08-06 Jan Hubicka <jh@suse.cz>
6532 * optabs.c (emit_unop_insn): Break out to ...
6533 (maybe_emit_unop_insn): ... this one.
6534 (expand_sfix_optab): Use maybe variant.
6535 * optabs.h (maybe_emit_unop_insn): Declare.
6537 * i386.md (mov0 patterns): Enable by default.
6538 (FP conversion expanders): Disable expansion of code expanding
6539 sequences when instruction should be optimized for size.
6540 (single strinop patterns): Enable when optimizing for size.
6541 (string expanders): Disable expanding of code expanding sequences
6542 when optimizning instruction for size.
6543 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6545 (ix86_fp_comparison_sahf_cost): Likewise.
6546 (ix86_expand_branch): Likewise.
6547 (ix86_expand_ashl_const): Likewise.
6548 (ix86_split_ashl): Likewise.
6549 (ix86_expand_strlen): Likewise.
6550 (ix86_emit_fp_unordered_jump): Likewie.
6552 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6554 * c-common.c: Fix typo.
6555 (c_common_reswords): Activate more C++ keyword warnings.
6557 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6559 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6562 * diagnostic.c (permerror_at): New.
6563 * toplev.h (permerror_at): Declare.
6565 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6566 Ira Rosen <irar@il.ibm.com>
6568 * tree-vect-transform.c (vect_model_simple_cost): Return
6569 immediately if stmt is pure SLP.
6570 (vect_model_store_cost): Ditto.
6571 (vect_model_load_cost): Ditto.
6572 (vectorizable_store): Remove PURE_SLP check before call
6573 to vect_model_store_cost.
6574 (vect_model_store_cost): When checking whether stmt describe
6575 strided access, add a check that it is not slp_node.
6577 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6580 * c-common.c (warn_for_sign_compare): New. Handle separately the
6581 case that 'constant' is zero.
6582 * c-typeck.c (build_binary_op): Move code to c-common.c
6584 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6586 * config/alpha/alpha.c (alpha_preferred_reload_class,
6587 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6588 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6589 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6590 * config/arm/arm.md: Likewise.
6591 * config/avr/avr-protos.h (preferred_reload_class,
6592 test_hard_reg_class, avr_simplify_comparison_p,
6593 out_shift_with_cnt, class_max_nregs): Likewise.
6594 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6595 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6596 preferred_reload_class, test_hard_reg_class): Likewise.
6597 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6598 bfin_memory_move_cost, bfin_secondary_reload,
6599 bfin_output_mi_thunk): Likewise.
6600 * config/crx/crx.c (crx_secondary_reload_class,
6601 crx_memory_move_cost): Likewise.
6602 * config/frv/frv-protos.h (frv_secondary_reload_class,
6603 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6604 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6605 frv_secondary_reload_class, frv_class_likely_spilled_p,
6606 frv_class_max_nregs): Likewise.
6607 * config/h8300/h8300.c (h8300_classify_operand,
6608 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6610 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6611 * config/ia64/ia64.c (ia64_preferred_reload_class,
6612 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6613 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6614 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6616 * config/m68hc11/m68hc11.c (preferred_reload_class,
6617 m68hc11_memory_move_cost): Likewise.
6618 * config/mcore/mcore.c (mcore_secondary_reload_class,
6619 mcore_reload_class): Likewise.
6620 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6621 mips_class_max_nregs, mips_cannot_change_mode_class,
6622 mips_preferred_reload_class, mips_secondary_reload_class,
6623 mips_output_mi_thunk): Likewise.
6624 * config/mmix/mmix.c (mmix_preferred_reload_class,
6625 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6627 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6629 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6630 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6631 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6632 * config/rs6000/rs6000.c (paired_expand_vector_init,
6633 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6634 compare_section_name, rs6000_memory_move_cost): Likewise.
6635 * config/s390/s390.c (s390_emit_compare_and_swap,
6636 s390_preferred_reload_class, s390_secondary_reload,
6637 legitimize_pic_address, legitimize_tls_address,
6638 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6639 s390_class_max_nregs): Likewise.
6640 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6641 * config/s390/s390.md: Likewise.
6642 * config/score/score-protos.h (score_secondary_reload_class,
6643 score_preferred_reload_class): Likewise.
6644 * config/score/score.c (score_preferred_reload_class,
6645 score_secondary_reload_class): Likewise.
6646 * config/score/score3.c (score3_output_mi_thunk,
6647 score3_preferred_reload_class, score3_secondary_reload_class,
6648 score3_hard_regno_mode_ok): Likewise.
6649 * config/score/score3.h (score3_preferred_reload_class,
6650 score3_secondary_reload_class): Likewise.
6651 * config/score/score7.c (score7_output_mi_thunk,
6652 score7_preferred_reload_class, score7_secondary_reload_class,
6653 score7_hard_regno_mode_ok): Likewise.
6654 * config/score/score7.h (score7_preferred_reload_class,
6655 score7_secondary_reload_class): Likewise.
6656 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6657 output_branchy_insn, add_constant, gen_block_redirect,
6658 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6659 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6660 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6661 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6662 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6663 xstormy16_preferred_reload_class): Likewise.
6664 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6665 xtensa_expand_atomic, override_options,
6666 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6668 * reorg.c (try_merge_delay_insns): Likewise.
6669 * tree.c (merge_dllimport_decl_attributes): Likewise.
6671 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6673 2008-08-06 Michael Matz <matz@suse.de>
6675 * Makefile.in (write_entries_to_file): Quote words.
6676 * gengtype.c: (read_input_line): Skip over leading white-space.
6678 2008-08-06 Marc Gauthier <marc@tensilica.com>
6680 * config.gcc: Match more processor names for Xtensa.
6681 * configure.ac: Likewise.
6682 * doc/install.texi (Specific): Likewise.
6683 * configure: Regenerate.
6685 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6687 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6688 * calls.c (avoid_likely_spilled_reg): Likewise.
6689 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6690 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6691 * config/i386/i386.c (ix86_expand_special_args_builtin,
6692 ix86_secondary_reload): Likewise.
6693 * except.c (struct eh_region, gen_eh_region_catch,
6694 remove_unreachable_regions, duplicate_eh_regions,
6695 assign_filter_values, build_post_landing_pads,
6696 sjlj_find_directly_reachable_regions, remove_eh_handler,
6697 reachable_next_level, foreach_reachable_handler,
6698 can_throw_internal_1, can_throw_external_1,
6699 collect_one_action_chain): Likewise.
6700 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6701 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6702 * function.c (update_temp_slot_address, instantiate_new_reg,
6703 instantiate_virtual_regs_in_rtx,
6704 instantiate_virtual_regs_in_insn): Likewise.
6705 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6706 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6707 gimplify_cleanup_point_expr): Likewise.
6708 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6709 * passes.c (next_pass_1): Likewise.
6710 * print-tree.c (print_node_brief, print_node): Likewise.
6711 * profile.c (branch_prob): Likewise.
6712 * tree-dump.c (dump_register): Likewise.
6713 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6715 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6716 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6717 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6718 copy_arguments_for_versioning, copy_static_chain): Likewise.
6719 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6720 add_new_name_mapping, register_new_name_mapping): Likewise.
6721 * tree-mudflap.c (mf_xform_derefs): Likewise.
6722 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6723 get_init_expr, combine_chains): Likewise.
6724 * tree-pretty-print.c (dump_generic_node): Likewise.
6725 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6726 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6727 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6728 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6730 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6733 * calls.c (expand_call): Use the biggest preferred stack
6736 2008-08-06 Michael Matz <matz@suse.de>
6739 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6740 for reused reload, instead of overwriting them.
6742 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6745 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6746 for incoming stack boundary.
6748 * function.c (assign_parm_find_entry_rtl): Update
6749 parm_stack_boundary.
6751 * function.h (rtl_data): Add parm_stack_boundary.
6753 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6754 parm_stack_boundary for incoming stack boundary.
6756 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6758 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6759 for unrepresentable subregs or treat them as equal to other regs
6760 or subregs with the same register number.
6762 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6765 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6768 2008-08-06 Jan Hubicka <jh@suse.cz>
6770 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6771 frequencies might be hot.
6773 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6775 * reload.c (find_reloads): Force constants into literal pool
6776 also if they are wrapped in a SUBREG.
6778 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6781 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6782 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6783 Don't allow predicated instructions for data speculation.
6784 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6787 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6789 * haifa-sched.c (extend_global): Split to extend_global_data and
6790 extend_region_data. Update all uses.
6791 (extend_all): Rename to extend_block_data.
6793 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6795 * sched-rgn.c (new_ready): Check if instruction can be
6796 speculatively scheduled before attempting speculation.
6797 (debug_rgn_dependencies): Remove wrongful assert.
6799 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6801 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6803 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6805 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6806 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6807 va_size, and type_size.
6809 2008-08-04 Jason Merrill <jason@redhat.com>
6812 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6813 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6815 2008-08-05 Richard Henderson <rth@redhat.com>
6817 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6818 * configure: Rebuild.
6820 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6823 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6824 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6827 2008-08-05 Richard Henderson <rth@redhat.com>
6829 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6830 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6831 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6832 * common.opt (fdwarf2-cfi-asm): New.
6833 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6834 * config.in, configure: Rebuild.
6835 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6836 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6838 (dw2_force_const_mem): Externalize.
6839 * dwarf2asm.h: Update.
6840 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6841 generate a real label.
6842 (output_cfi_directive): New.
6843 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6844 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6845 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6847 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6848 (output_loc_operands_raw, output_loc_sequence_raw): New.
6849 (output_cfa_loc_raw): New.
6851 2008-08-05 Paul Brook <paul@codesourcery.com>
6853 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6854 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6855 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6856 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6857 * config/arm/arm.h (TARGET_VFPD32): Define.
6858 (TARGET_VFP3): Use TARGET_VFPD32.
6859 (fputype): Add FPUTYPE_VFP3D16.
6860 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6861 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6862 * config/arm/arm-cores.def: Add cortex-r4f.
6863 * config/arm/arm-tune.md: Regenerate.
6865 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6867 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6868 Reword some comments throughout the file.
6870 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6871 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6872 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6873 MFC_MIN_DMA_LIST_ELEMENTS.
6874 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6875 MFC_MAX_DMA_LIST_ELEMENTS.
6877 (MFC_START_ENABLE): Remove PPU-only define.
6878 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6879 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6881 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6882 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6883 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6884 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6885 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6886 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6887 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6889 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6890 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6891 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6892 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6894 (spu_read_machine_status): Fix typo.
6896 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6898 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6899 SUBREG of multi-word hard register.
6900 * config/spu/spu.c (valid_subreg): Likewise.
6901 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6903 2008-08-04 Richard Guenther <rguenther@suse.de>
6905 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6906 the candidate with the stripped base if that base is different
6907 from the original base even for offset zero.
6909 2008-08-04 Richard Guenther <rguenther@suse.de>
6912 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6913 check for no_overflow.
6915 2008-08-04 Richard Guenther <rguenther@suse.de>
6917 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6919 2008-08-04 Paul Brook <paul@codesourcery.com>
6921 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6922 (arm_order_regs_for_local_alloc): New function.
6923 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6925 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6927 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6930 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6931 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6932 (ix86_expand_epilogue): Likewise.
6934 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6936 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6939 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6942 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6943 (*movv2sf_internal_rex64): Ditto.
6945 2008-08-03 Jan Hubicka <jh@suse.cz>
6947 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6948 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6949 * expmed.c (expand_smod_pow2): Likewise.
6951 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6954 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6955 alternative 0 of operand 1.
6956 (*vec_concatv2di_rex64_sse): Ditto.
6957 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6959 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6960 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6961 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6962 (*movv2sf_internal_rex64): Ditto.
6964 2008-08-02 Richard Guenther <rguenther@suse.de>
6967 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6968 (ssedoublesizemode): New mode attribute.
6969 (sse_shufps): Call gen_sse_shufps_v4sf.
6970 (sse_shufps_1): Macroize.
6971 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6972 (sse2_shufpd_1): Macroize.
6973 (vec_extract_odd, vec_extract_even): New expanders.
6974 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6975 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6976 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6977 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6978 (ix86_expand_vector_set): Likewise.
6979 (ix86_expand_reduc_v4sf): Likewise.
6981 2008-08-01 Doug Kwan <dougkwan@google.com>
6983 * matrix-reorg.c: Re-enable all code.
6984 (struct malloc_call_data): Change CALL_STMT to gimple type.
6985 (collect_data_for_malloc_call): Tuplify.
6986 (struct access_site_info): Change STMT to gimple type.
6987 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6988 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6989 (struct free_info): Change STMT to gimple type.
6990 (struct matrix_access_phi_node): Change PHI to gimple type.
6991 (get_inner_of_cast_expr): Remove.
6992 (may_flatten_matrices_1): Tuplify.
6993 (may_flatten_matrices): Ditto.
6994 (mark_min_matrix_escape_level): Ditto.
6995 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6996 (ssa_accessed_in_call_rhs): New
6997 (ssa_accessed_in_assign_rhs): New
6998 (record_access_alloc_site_info): Tuplify.
6999 (add_allocation_site): Ditto.
7000 (analyze_matrix_allocation_site): Ditto.
7001 (analyze_transpose): Ditto.
7002 (get_index_from_offset): Ditto.
7003 (update_type_size): Ditto.
7004 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7005 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7006 (analyze_accesses_for_phi_node): Tuplify.
7007 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7008 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7009 (analyze_matrix_accesses): Tuplify.
7010 (check_var_data): New call-back type for check_var_notmodified_p.
7011 (check_var_notmodified_p): Tuplify and use call-back struct to
7012 return statement found.
7013 (can_calculate_expr_before_stmt): Factor out statement related code
7015 (can_calculate_stmt_before_stmt): New.
7016 (check_allocation_function): Tuplify.
7017 (find_sites_in_func): Ditto.
7018 (record_all_accesses_in_func): Ditto.
7019 (transform_access_sites): Ditto.
7020 (transform_allocation_sites): Ditto.
7021 (matrix_reorg): Re-enable.
7022 (gate_matrix_reorg): Re-enable.
7024 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7026 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7027 for labels for which it hasn't been set yet. If it has been set,
7028 stop walking insns and continue with next worklist item.
7029 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7030 if the only BARRIER is at the very end of a function.
7032 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7034 * cfgexpand.c (expand_stack_alignment): Assert that
7035 stack_realign_drap and drap_rtx must match.
7037 * function.c (instantiate_new_reg): If DRAP is used to realign
7038 stack, replace virtual_incoming_args_rtx with internal arg
7041 2008-08-01 Richard Guenther <rguenther@suse.de>
7043 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7044 loop information only if we initialized it.
7045 (execute_pre): Call fini_pre with in_fre.
7046 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7047 if we do not unroll because we hit max-completely-peeled-insns.
7048 Use our estimation for consistency, do allow shrinking.
7050 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7053 with MIN_STACK_BOUNDARY.
7054 (ix86_update_stack_boundary): Likewise.
7055 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7058 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7059 (MIN_STACK_BOUNDARY): This.
7061 2008-08-01 Richard Guenther <rguenther@suse.de>
7064 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7066 2008-08-01 Richard Guenther <rguenther@suse.de>
7068 PR tree-optimization/36988
7069 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7070 do not matter if that doesn't change volatile qualification.
7072 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7074 * configure.ac: Do not generate libada-mk. Do not subst
7076 * libada-mk.in: Remove.
7077 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7078 * configure: Regenerate.
7080 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7082 * tree-pass.h: Added comment about not dumping passes with name
7083 starting with star in struct opt_pass.
7084 * passes.c (register_dump_files_1): Don't do dump for a pass with
7085 name starting with star.
7086 * doc/passes.texi (Pass manager): Mention pass names and special
7087 meaning of star prefix to avoid dump.
7089 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7091 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7093 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7094 (ISA_MIPS64R2): New macro.
7095 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7096 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7097 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7098 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7099 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7100 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7101 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7102 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7103 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7104 Move up to keep list alphabetically sorted.
7105 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7106 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7108 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7109 (-march=@var{arch}): Add mips64r2.
7111 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7115 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7117 * expr.c (expand_assignment): Check for complete type.
7119 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7122 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7124 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7125 for stack alignment.
7127 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7129 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7131 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7132 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7134 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7136 PR rtl-optimization/36419
7137 * dwarf2out.c (barrier_args_size): New variable.
7138 (compute_barrier_args_size, compute_barrier_args_size_1): New
7140 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7141 if not called yet in the current function, use barrier_args_size
7142 array to find the new args_size value.
7143 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7145 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7148 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7151 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7154 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7155 (dwarf2out_stack_adjust): Use it.
7156 (dwarf2out_frame_debug_expr): Likewise.
7158 2008-07-31 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/36978
7161 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7162 the generated condition.
7164 2008-07-31 Richard Guenther <rguenther@suse.de>
7166 * passes.c (init_optimization_passes): Always call
7167 pass_early_warn_uninitialized.
7168 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7169 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7170 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7172 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7175 * builtins.c (maybe_emit_free_warning): New function.
7176 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7177 maybe_emit_free_warning for BUILT_IN_FREE.
7180 * dwarf2out.c (get_context_die): New function.
7181 (force_decl_die, force_type_die): Use it.
7182 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7183 returns NULL, force generation of DW_TAG_typedef and put that into
7186 PR preprocessor/36649
7187 * c-pch.c (c_common_read_pch): Save and restore
7188 line_table->trace_includes across PCH restore.
7190 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7193 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7195 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7198 * final.c (call_from_call_insn): Handle COND_EXEC.
7200 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7202 * builtins.c (std_gimplify_va_arg_expr): Replace
7203 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7204 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7206 2008-07-30 Joey Ye <joey.ye@intel.com>
7207 H.J. Lu <hongjiu.lu@intel.com>
7209 * builtins.c (expand_builtin_setjmp_receiver): Replace
7210 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7211 (expand_builtin_apply_args_1): Likewise.
7212 (expand_builtin_longjmp): Need DRAP for stack alignment.
7213 (expand_builtin_apply): Likewise.
7215 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7216 instead of assign_stack_local to allow alignment reduction.
7218 * calls.c (emit_call_1): Need DRAP for stack alignment if
7220 (expand_call): Replace virtual_incoming_args_rtx with
7221 crtl->args.internal_arg_pointer.
7222 * stmt.c (expand_nl_goto_receiver): Likewise.
7224 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7225 alignment and store to stack_alignment_estimated and
7226 max_used_stack_slot_alignment.
7227 (expand_one_var): Likewise.
7228 (expand_stack_alignment): New function.
7229 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7230 and stack_alignment_estimated fields in rtl_data. Call
7231 expand_stack_alignment at end.
7233 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7234 (MAX_STACK_ALIGNMENT): Likewise.
7235 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7236 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7238 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7239 stack alignment when generating virtual registers.
7241 * function.c (assign_stack_local): Renamed to ...
7242 (assign_stack_local_1): This. Add a parameter to indicate
7243 if it is OK to reduce alignment.
7244 (assign_stack_local): Use it.
7245 (instantiate_new_reg): Instantiate virtual incoming args rtx
7246 to vDRAP if stack realignment and DRAP is needed.
7247 (assign_parms): Collect parameter/return type alignment and
7248 contribute to stack_alignment_estimated.
7249 (locate_and_pad_parm): Likewise.
7250 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7251 with crtl->args.internal_arg_pointer.
7253 * function.h (rtl_data): Add new field drap_reg,
7254 max_used_stack_slot_alignment, stack_alignment_estimated,
7255 stack_realign_needed, need_drap, stack_realign_processed and
7256 stack_realign_finalized.
7257 (stack_realign_fp): New macro.
7258 (stack_realign_drap): Likewise.
7260 * global.c (compute_regsets): Frame pointer is needed when
7261 stack is realigned. Can eliminate frame pointer when stack is
7262 realigned and dynamic realigned argument pointer isn't used.
7264 * reload1.c (update_eliminables): Frame pointer is needed
7265 when stack is realigned.
7266 (init_elim_table): Can eliminate frame pointer when stack is
7267 realigned and dynamic realigned argument pointer isn't used.
7269 * rtl.h (assign_stack_local_1): Declare new funtion.
7271 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7272 (TARGET_GET_DRAP_RTX): Likewise.
7273 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7274 TARGET_GET_DRAP_RTX.
7276 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7278 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7279 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7281 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7282 H.J. Lu <hongjiu.lu@intel.com>
7284 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7285 vdrap_reg, stack_realign and drap_reg_saved.
7286 (add_cfi): Don't allow redefining CFA when DRAP is used.
7287 (reg_save): Handle stack alignment.
7288 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7289 alignment. Don't generate DWARF information for (set fp sp)
7291 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7293 (int_loc_descriptor): Move prototype forward. Also define if
7294 DWARF2_UNWIND_INFO is true.
7295 (output_cfa_loc): Handle DW_CFA_expression.
7296 (build_cfa_aligned_loc): New.
7297 (based_loc_descr): Update assert for stack realign. For local
7298 variables, use sp+offset when stack is aligned without drap and
7299 fp+offset when stack is aligned with drap. For arguments, use
7300 cfa+offset when drap is used to align stack.
7302 2008-07-30 Joey Ye <joey.ye@intel.com>
7303 H.J. Lu <hongjiu.lu@intel.com>
7305 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7307 (ix86_gen_andsp): New.
7308 (ix86_user_incoming_stack_boundary): Likewise.
7309 (ix86_default_incoming_stack_boundary): Likewise.
7310 (ix86_incoming_stack_boundary): Likewise.
7311 (ix86_can_eliminate): Likewise.
7312 (find_drap_reg): Likewise.
7313 (ix86_update_stack_boundary): Likewise.
7314 (ix86_get_drap_rtx): Likewise.
7315 (ix86_finalize_stack_realign_flags): Likewise.
7316 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7317 (TARGET_GET_DRAP_RTX): Likewise.
7318 (override_options): Overide option value for new options.
7319 (ix86_function_ok_for_sibcall): Remove check for
7320 force_align_arg_pointer.
7321 (ix86_handle_cconv_attribute): Likewise.
7322 (ix86_function_regparm): Likewise.
7323 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7324 (ix86_va_start): Replace virtual_incoming_args_rtx with
7325 crtl->args.internal_arg_pointer.
7326 (ix86_select_alt_pic_regnum): Check DRAP register.
7327 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7328 (ix86_compute_frame_layout): Compute frame layout wrt stack
7330 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7331 (ix86_expand_prologue): Decide if stack realignment is needed
7332 and generate prologue code accordingly.
7333 (ix86_expand_epilogue): Generate epilogue code wrt stack
7334 realignment is really needed or not.
7336 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7337 (ABI_STACK_BOUNDARY): Likewise.
7338 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7339 (STACK_REALIGN_DEFAULT): Likewise.
7340 (INCOMING_STACK_BOUNDARY): Likewise.
7341 (MAX_STACK_ALIGNMENT): Likewise.
7342 (ix86_incoming_stack_boundary): Likewise.
7343 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7344 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7345 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7346 (machine_function): Remove force_align_arg_pointer.
7348 * config/i386/i386.md (BX_REG): New.
7349 (R13_REG): Likewise.
7351 * config/i386/i386.opt (mforce_drap): New.
7352 (mincoming-stack-boundary): Likewise.
7353 (mstackrealign): Add Init(-1).
7355 * config/i386/i386-protos.h (ix86_can_eliminate): New
7357 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7359 * doc/extend.texi: Update force_align_arg_pointer.
7361 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7364 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7365 (INCOMING_STACK_BOUNDARY): Likewise.
7366 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7367 (TARGET_GET_DRAP_RTX): Likewise.
7369 2008-07-30 Andreas Schwab <schwab@suse.de>
7371 PR rtl-optimization/36929
7372 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7373 add_insn_before and fix argument order.
7374 (replace_inc_dec_mem): Handle NULL rtx.
7376 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7378 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7380 (arm_compute_initial_elimination_offset): Use it.
7381 (arm_compute_save_reg_mask): Include static chain save slot when
7382 calculating alignment.
7383 (arm_get_frame_offsets): Ditto.
7384 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7385 that we can use to decrement the stack when the stack decrement
7386 could be too big for an immediate value in a single insn.
7387 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7389 2008-07-30 Richard Guenther <rguenther@suse.de>
7391 PR tree-optimization/36967
7392 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7393 Release defs of statements we remove.
7395 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7397 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7398 instead of NULL_RTVEC.
7400 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7404 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7407 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7409 * final.c (call_from_call_insn): New.
7410 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7412 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7414 * configure.ac: Substitute ADA_CFLAGS.
7415 * configure: Regenerate.
7416 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7417 * Makefile.in: Remove mention of X_* variables.
7418 * config/pa/x-ada-hpux10: Remove.
7419 * config/pa/x-ada: Remove.
7421 * doc/fragments.texi: Update.
7423 2008-07-30 Olivier Hainque <hainque@adacore.com>
7425 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7426 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7427 __dso_handle explicitly here.
7429 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7432 * c-typeck.c (build_binary_op): Encapsulate code into...
7433 * c-common.c (shorten_binary_op): ...this new function.
7434 (conversion_warning): Use the new function. Handle non-negative
7435 constant in bitwise-and.
7436 * c-common.h (shorten_binary_op): Declare.
7438 2008-07-30 Olivier Hainque <hainque@adacore.com>
7440 * scan.c (make_sstring_space): Add explicit conversions of
7441 allocator's return value.
7442 * fix-header.c (recognized_function): Likewise.
7444 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7446 * doc/cpp.texi: Update to GFDL 1.2.
7447 * doc/gcc.texi: Do not list GPL as Invariant Section.
7448 * doc/gccint.texi: Likewise. Update copyright years.
7449 * doc/install.texi: Update copyright years.
7451 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7454 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7455 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7457 2008-07-29 Jan Hubicka <jh@suse.cz>
7459 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7460 (grokdeclarator): Likewise.
7461 * langhooks.c (lhd_warn_unused_global_decl): Use
7462 DECL_DECLARED_INLINE_P.
7463 * print-tree.c (print_node): Remove DECL_INLINE check.
7465 2008-07-29 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/36945
7468 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7469 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7470 Record invariant addresses un-decomposed.
7471 (copy_reference_ops_from_call): Record reference call
7472 arguments properly. Simplify.
7473 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7474 helper split out from ...
7475 (create_component_ref_by_pieces): ... here. Simplify.
7476 Prepare for recursive invocation for call arguments.
7477 (create_expression_by_pieces): Adjust call to
7478 create_component_ref_by_pieces.
7479 (compute_avail): Process operand 2 of reference ops.
7481 2008-07-29 Richard Guenther <rguenther@suse.de>
7483 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7485 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7487 * c-format.c (check_format_types): Revert unwanted checkin.
7489 2008-07-29 Jan Hubicka <jh@suse.cz>
7491 * flags.h (flag_really_no_inline): Remove.
7492 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7493 * toplev.c (flag_really_no_inline): Remove.
7494 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7495 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7496 (cgraph_decide_inlining_incrementally): Likewise.
7497 (compute_inline_parameters): Likewise.
7498 * opts.c (decode_options): Simplify.
7499 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7500 * common.opt (finline): Initialize to 1.
7501 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7503 2008-07-29 Jan Hubicka <jh@suse.cz>
7505 * predict.c (always_optimize_for_size_p): New function.
7506 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7507 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7508 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7510 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7511 * function.c (prepare_function_start): Set default profile.
7512 * function.h (rtl_data): Add maybe_hot_insn_p.
7513 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7514 (construct_exit_block): Likewise.
7515 (tree_expand_cfg): Likewise.
7517 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7518 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7519 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7520 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7523 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7526 * c-decl.c (merge_decls): Merge USED flags.
7528 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7530 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7531 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7532 next_stack, lab_false and lab_over trees.
7534 2008-07-28 Richard Guenther <rguenther@suse.de>
7536 PR tree-optimization/36957
7537 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7538 (useless_type_conversion_p): Remove.
7539 (types_compatible_p): Remove.
7540 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7541 (useless_type_conversion_p): Declare.
7542 (types_compatible_p): Declare.
7543 (gimple_expr_type): Return the base type only if it is
7544 trivially convertible to the subtype.
7546 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7548 * configure.ac: Use the m4_do macro to concatenate the warnings into
7549 one string in ACX_PROG_CC_WARNING_OPTS,
7550 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7551 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7552 * configure: Regenerate.
7554 2008-07-28 Richard Guenther <rguenther@suse.de>
7556 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7557 (insert_fake_stores): Remove.
7558 (realify_fake_stores): Likewise.
7559 (execute_pre): Remove dead code.
7560 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7561 (find_func_aliases): Deal with it here instead.
7562 Re-enable gcc_unreachable call.
7564 2008-07-28 Richard Guenther <rguenther@suse.de>
7566 Merge from gimple-tuples-branch.
7568 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7569 * gimple.def: New file.
7570 * gsstruct.def: Likewise.
7571 * gimple-iterator.c: Likewise.
7572 * gimple-pretty-print.c: Likewise.
7573 * tree-gimple.c: Removed. Merged into ...
7574 * gimple.c: ... here. New file.
7575 * tree-gimple.h: Removed. Merged into ...
7576 * gimple.h: ... here. New file.
7578 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7579 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7580 --enable-checking=gimple flag.
7581 * config.in: Likewise.
7582 * configure: Regenerated.
7584 * tree-ssa-operands.h: Tuplified.
7585 * tree-vrp.c: Likewise.
7586 * tree-loop-linear.c: Likewise.
7587 * tree-into-ssa.c: Likewise.
7588 * tree-ssa-loop-im.c: Likewise.
7589 * tree-dump.c: Likewise.
7590 * tree-complex.c: Likewise.
7591 * cgraphbuild.c: Likewise.
7592 * tree-ssa-threadupdate.c: Likewise.
7593 * tree-ssa-loop-niter.c: Likewise.
7594 * tree-pretty-print.c: Likewise.
7595 * tracer.c: Likewise.
7596 * gengtype.c: Likewise.
7597 * tree-loop-distribution.c: Likewise.
7598 * tree-ssa-loop-unswitch.c: Likewise.
7599 * cgraph.c: Likewise.
7600 * cgraph.h: Likewise.
7601 * tree-ssa-loop-manip.c: Likewise.
7602 * value-prof.c: Likewise.
7603 * tree-ssa-loop-ch.c: Likewise.
7604 * tree-tailcall.c: Likewise.
7605 * value-prof.h: Likewise.
7608 * tree-pass.h: Likewise.
7609 * ipa-cp.c: Likewise.
7610 * tree-scalar-evolution.c: Likewise.
7611 * tree-scalar-evolution.h: Likewise.
7612 * target.h: Likewise.
7613 * lambda-mat.c: Likewise.
7614 * tree-phinodes.c: Likewise.
7615 * diagnostic.h: Likewise.
7616 * builtins.c: Likewise.
7617 * tree-ssa-alias-warnings.c: Likewise.
7618 * cfghooks.c: Likewise.
7619 * fold-const.c: Likewise.
7620 * cfghooks.h: Likewise.
7621 * omp-low.c: Likewise.
7622 * tree-ssa-dse.c: Likewise.
7623 * ipa-reference.c: Likewise.
7624 * tree-ssa-uncprop.c: Likewise.
7625 * toplev.c: Likewise.
7626 * tree-gimple.c: Likewise.
7627 * tree-gimple.h: Likewise.
7628 * tree-chrec.c: Likewise.
7629 * tree-chrec.h: Likewise.
7630 * tree-ssa-sccvn.c: Likewise.
7631 * tree-ssa-sccvn.h: Likewise.
7632 * cgraphunit.c: Likewise.
7633 * tree-ssa-copyrename.c: Likewise.
7634 * tree-ssa-ccp.c: Likewise.
7635 * tree-ssa-loop-ivopts.c: Likewise.
7636 * tree-nomudflap.c: Likewise.
7637 * tree-call-cdce.c: Likewise.
7638 * ipa-pure-const.c: Likewise.
7639 * c-format.c: Likewise.
7640 * tree-stdarg.c: Likewise.
7641 * tree-ssa-math-opts.c: Likewise.
7642 * tree-ssa-dom.c: Likewise.
7643 * tree-nrv.c: Likewise.
7644 * tree-ssa-propagate.c: Likewise.
7645 * ipa-utils.c: Likewise.
7646 * tree-ssa-propagate.h: Likewise.
7647 * tree-ssa-alias.c: Likewise.
7648 * gimple-low.c: Likewise.
7649 * tree-ssa-sink.c: Likewise.
7650 * ipa-inline.c: Likewise.
7651 * c-semantics.c: Likewise.
7652 * dwarf2out.c: Likewise.
7654 * tree-ssa-loop-ivcanon.c: Likewise.
7655 * predict.c: Likewise.
7656 * tree-ssa-loop.c: Likewise.
7657 * tree-parloops.c: Likewise.
7658 * tree-ssa-address.c: Likewise.
7659 * tree-ssa-ifcombine.c: Likewise.
7660 * matrix-reorg.c: Likewise.
7661 * c-decl.c: Likewise.
7662 * tree-eh.c: Likewise.
7663 * c-pretty-print.c: Likewise.
7664 * lambda-trans.c: Likewise.
7665 * function.c: Likewise.
7666 * langhooks.c: Likewise.
7667 * ebitmap.h: Likewise.
7668 * tree-vectorizer.c: Likewise.
7669 * function.h: Likewise.
7670 * langhooks.h: Likewise.
7671 * tree-vectorizer.h: Likewise.
7672 * ipa-type-escape.c: Likewise.
7673 * ipa-type-escape.h: Likewise.
7674 * domwalk.c: Likewise.
7675 * tree-if-conv.c: Likewise.
7676 * profile.c: Likewise.
7677 * domwalk.h: Likewise.
7678 * tree-data-ref.c: Likewise.
7679 * tree-data-ref.h: Likewise.
7680 * tree-flow-inline.h: Likewise.
7681 * tree-affine.c: Likewise.
7682 * tree-vect-analyze.c: Likewise.
7683 * c-typeck.c: Likewise.
7684 * gimplify.c: Likewise.
7685 * coretypes.h: Likewise.
7686 * tree-ssa-phiopt.c: Likewise.
7687 * calls.c: Likewise.
7688 * tree-ssa-coalesce.c: Likewise.
7689 * tree.def: Likewise.
7690 * tree-dfa.c: Likewise.
7691 * except.c: Likewise.
7692 * except.h: Likewise.
7693 * cfgexpand.c: Likewise.
7694 * tree-cfgcleanup.c: Likewise.
7695 * tree-ssa-pre.c: Likewise.
7696 * tree-ssa-live.c: Likewise.
7697 * tree-sra.c: Likewise.
7698 * tree-ssa-live.h: Likewise.
7699 * tree-predcom.c: Likewise.
7700 * lambda.h: Likewise.
7701 * tree-mudflap.c: Likewise.
7702 * ipa-prop.c: Likewise.
7703 * print-tree.c: Likewise.
7704 * tree-ssa-copy.c: Likewise.
7705 * ipa-prop.h: Likewise.
7706 * tree-ssa-forwprop.c: Likewise.
7707 * ggc-page.c: Likewise.
7708 * c-omp.c: Likewise.
7709 * tree-ssa-dce.c: Likewise.
7710 * tree-vect-patterns.c: Likewise.
7711 * tree-ssa-ter.c: Likewise.
7712 * tree-nested.c: Likewise.
7713 * tree-ssa.c: Likewise.
7714 * lambda-code.c: Likewise.
7715 * tree-ssa-loop-prefetch.c: Likewise.
7716 * tree-inline.c: Likewise.
7717 * tree-inline.h: Likewise.
7718 * tree-iterator.c: Likewise.
7719 * tree-optimize.c: Likewise.
7720 * tree-ssa-phiprop.c: Likewise.
7721 * tree-vect-transform.c: Likewise.
7722 * tree-object-size.c: Likewise.
7723 * tree-outof-ssa.c: Likewise.
7724 * cfgloop.c: Likewise.
7725 * system.h: Likewise.
7726 * tree-profile.c: Likewise.
7727 * cfgloop.h: Likewise.
7728 * c-gimplify.c: Likewise.
7729 * c-common.c: Likewise.
7730 * tree-vect-generic.c: Likewise.
7731 * tree-flow.h: Likewise.
7732 * c-common.h: Likewise.
7733 * basic-block.h: Likewise.
7734 * tree-ssa-structalias.c: Likewise.
7735 * tree-switch-conversion.c: Likewise.
7736 * tree-ssa-structalias.h: Likewise.
7737 * tree-cfg.c: Likewise.
7738 * passes.c: Likewise.
7739 * ipa-struct-reorg.c: Likewise.
7740 * ipa-struct-reorg.h: Likewise.
7741 * tree-ssa-reassoc.c: Likewise.
7742 * cfgrtl.c: Likewise.
7743 * varpool.c: Likewise.
7745 * tree-ssanames.c: Likewise.
7746 * tree-ssa-threadedge.c: Likewise.
7747 * langhooks-def.h: Likewise.
7748 * tree-ssa-operands.c: Likewise.
7749 * config/alpha/alpha.c: Likewise.
7750 * config/frv/frv.c: Likewise.
7751 * config/s390/s390.c: Likewise.
7752 * config/m32c/m32c.c: Likewise.
7753 * config/m32c/m32c-protos.h: Likewise.
7754 * config/spu/spu.c: Likewise.
7755 * config/sparc/sparc.c: Likewise.
7756 * config/i386/i386.c: Likewise.
7757 * config/sh/sh.c: Likewise.
7758 * config/xtensa/xtensa.c: Likewise.
7759 * config/stormy16/stormy16.c: Likewise.
7760 * config/ia64/ia64.c: Likewise.
7761 * config/rs6000/rs6000.c: Likewise.
7762 * config/pa/pa.c: Likewise.
7763 * config/mips/mips.c: Likewise.
7765 2008-07-28 Simon Baldwin <simonb@google.com>
7767 * c-pragma.c (handle_pragma_message): New function.
7768 (init_pragma): Register handle_pragma_message.
7769 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7772 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7774 PR tree-optimization/35252
7775 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7776 REALPART_EXPR to be considered as same load operation.
7778 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7780 PR tree-optimization/36830
7781 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7782 (expressions_equal_p): Return false if only one operand is null.
7784 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7786 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7787 version requirements.
7789 2008-07-26 Olivier Hainque <hainque@adacore.com>
7791 * collect2.c (symkind): New enum. Symbol kinds we care about.
7792 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7793 code and head comment accordingly.
7794 (scan_prog_file): Use symkind names instead of bare integers.
7796 2008-07-25 Jan Hubicka <jh@suse.cz>
7798 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7800 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7801 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7802 * dojump.c (clear_pending_stack_adjust): Likewise.
7803 * print-tree.c (print_node): Ignore DECL_INLINE.
7804 * tree-inline.c (inlinable_function_p): Likewise.
7806 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7808 * doc/extend.texi (hot attribute): Document that the hot attribute
7809 turns on -O3 for some ports.
7810 (cold attribute): Document that the cold attribute turns on -Os
7813 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7814 reflect function specific option support.
7816 * target.h (struct target_option_hooks): Add fields to say whether
7817 the cold attribute implies -Os and the hot attribute implies -O3.
7819 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7820 By default, do not turn on -Os for cold functions.
7821 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7822 not turn on -O3 for hot functions.
7824 * c-common.c (handle_hot_attribute): Use target hook to determine
7825 if hot functions should enable -O3.
7826 (handle_cold_attribute): Use target hook to determine if cold
7827 functions should enable -Os.
7829 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7830 (override_options): Move disable scheduling to
7831 optimization_options.
7832 (optimization_options): Disable scheduling here, not
7834 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7835 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7837 * config/ia64/ia64.c (ia64_override_options): Move setting
7838 scheduling flags to ia64_optimization_options.
7839 (ia64_optimization_options): Disable scheduling options here, and
7840 not in ia64_override_options.
7841 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7842 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7844 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7847 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7849 2008-07-25 Martin Jambor <mjambor@suse.cz>
7851 PR tree-optimization/36926
7852 * ipa-prop.c (ipa_analyze_call_uses): Call
7853 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7855 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7857 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7858 movv2si_internal): Add mem = reg alternative.
7860 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7863 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7864 DEFAULT_PCC_STRUCT_RETURN to 127.
7866 2008-07-24 Jan Hubicka <jh@suse.cz>
7868 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7869 (build_cgraph_edges): Likewise.
7870 * cgraph.c (cgraph_node): Do not update assembler hash.
7871 (cgraph_remove_node): Drop non-unit-at-a-time code.
7872 * tree-pass.h (pass_O0_always_inline): Remove.
7873 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7874 * toplev.c (process_options): Flag unit-at-a-time does not imply
7876 * cgraphunit.c: Update comments.
7877 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7878 (cgraph_assemble_pending_functions): Remove.
7879 (cgraph_reset_node): Drop non-unit-at-a-time code.
7880 (cgraph_finalize_function): Likewise.
7881 (cgraph_analyze_function): Likewise.
7882 (cgraph_finalize_compilation_unit): Likewise.
7883 (cgraph_expand_function): Likewise.
7884 (cgraph_optimize): Likesise.
7885 (save_inline_function_body): Likewise.
7886 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7887 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7888 * ipa-inline.c: Update comments.
7889 (enum inlining_mode): remove INLINE_SPEED.
7890 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7891 (cgraph_mark_inline_edge): Likewise.
7892 (try_inline): Likewise.
7893 (cgraph_decide_inlining_incrementally): Likewise.
7894 (cgraph_gate_inlining): Remove.
7895 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7896 (cgraph_gate_early_inlining): Likewise.
7897 (gate_inline_passes): Remove.
7898 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7899 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7900 pass_O0_always_inline): Remove.
7901 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7902 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7903 * opts.c (no_unit_at_a_time_default): Remove.
7904 (decode_options): Remove flag_unit_at_a_time reset and warning.
7905 * opts.h (no_unit_at_a_time_default): Remove.
7906 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7907 early in GNU dialect.
7908 (merge_decls): Update comment; drop unit-at-a-time check.
7909 (finish_decl): Likewise.
7910 (grok_declaration): Remove flag_inline_trees code.
7911 (finish_functions): Return on function returning non-void on all
7913 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7914 * cfgexpand.c (expand_one_static_var): Remove.
7915 (expand_one_var): Remove expand_one_static_var call.
7916 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7917 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7918 and flag_unit_at_a-time compatibility checks.
7919 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7920 * tree-inline.c (flag_inline_trees): Remove.
7921 (inlinable_function_p): Don't check it.
7922 (expand_call_inline): Remove non-unit-at-a-time code.
7923 * tree-inline.h (flag_inline_trees): Remove.
7924 * tree-optimize.c (execute_early_local_optimizations): Remove
7925 unit-at-a-time checks.
7926 (tree_rest_of_compilation): Likewise.
7927 * combine.c (setup_incoming_promotions): Likewise.
7928 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7929 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7930 * passes.c (pass_inline_parameters): Update comments; remove
7931 O0_alwaysinline pass.
7932 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7933 (execute_one_pass): Likewise.
7934 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7935 (ix86_function_sseregparm): Likewise.
7936 * arm.c (arm_function_in_section_p): Likewise.
7937 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7938 * varpool.c: Update comments.
7939 (decide_is_variable_needed): Remove unit-at-a-time checks.
7940 (varpool_finalize_decl): Likewise.
7942 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7946 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7948 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7950 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7951 imp symbol extension.
7953 2008-07-23 Ian Lance Taylor <iant@google.com>
7955 * tree-vrp.c (infer_value_range): Ignore asm statements when
7956 looking for memory accesses for -fdelete-null-pointer-checks.
7958 2008-07-24 Ben Elliston <bje@au.ibm.com>
7960 * config/spu/spu-c.c (__vector_keyword): New variable.
7961 (vector_keyword): Likewise.
7962 (spu_categorize_keyword): New function.
7963 (spu_macro_to_expand): Likewise.
7964 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7965 compiling an ISO C dialect.
7967 2008-07-24 Ben Elliston <bje@au.ibm.com>
7969 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7972 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7974 * configure: Regenerate.
7975 * configure.ac: Require texinfo 4.7.
7976 * doc/install.texi: Document texinfo 4.7 requirement.
7978 2008-07-23 Martin Jambor <mjambor@suse.cz>
7980 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7981 rather than for DECL_SAVED_TREE.
7982 * ipa-prop.c: Include diagnostic.h.
7983 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7985 (ipa_detect_param_modifications): Function rewritten from scratch.
7986 (ipa_compute_jump_functions): Changed accesses to modification flags.
7987 (ipa_free_node_params_substructures): Update flags destruction.
7988 (ipa_node_duplication_hook): Update flags duplication.
7989 (ipa_print_all_params_modified): Updated flag access.
7990 * ipa-prop.h (struct ipa_param_flags): New structure.
7991 (struct ipa_node_params): New field modification_analysis_done,
7992 modified_flags changed into param_flags.
7993 (ipa_is_ith_param_modified): Changed to use new flags.
7994 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7996 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7997 ipa-cp.c and split into two functions.
7998 (ipa_print_node_jump_functions): New function.
7999 (compute_scalar_jump_functions): New function.
8000 (type_like_member_ptr_p): New function.
8001 (compute_pass_through_member_ptrs): New function.
8002 (fill_member_ptr_cst_jump_function): New function.
8003 (determine_cst_member_ptr): New function.
8004 (compute_cst_member_ptr_arguments): New function.
8005 (ipa_compute_jump_functions): Complete rewrite.
8006 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8007 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8008 (struct ipa_member_ptr_cst): New structure.
8009 (union jump_func_value): New field member_cst.
8010 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8011 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8012 jump function types.
8013 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8014 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8015 instead of ipcp_print_all_jump_functions.
8016 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8017 only for replacable scalars.
8019 * doc/invoke.texi (Optimize options): Add description of
8020 -findirect-inlining.
8021 * common.opt (flag_indirect_inlining): New flag.
8022 * opts.c (decode_options): Set flag_indirect_inlining when
8025 * ipa-inline.c: Include ipa-prop.h.
8026 (inline_indirect_intraprocedural_analysis): New function.
8027 (inline_generate_summary): Allocate parameter and argument info
8028 structures, call inline_indirect_intraprocedural_analysis on each
8029 node when doing indirect inlining and deallocate indirect inlining
8030 data structures in the end.
8031 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8032 (free_all_ipa_structures_after_iinln): New function.
8033 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8035 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8037 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8038 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8039 of computing the frequency separately.
8040 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8041 of computing the frequency separately.
8042 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8043 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8044 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8045 (ipa_get_stmt_member_ptr_load_param): New function.
8046 (ipa_is_ssa_with_stmt_def): New function.
8047 (ipa_note_param_call): New function.
8048 (ipa_analyze_call_uses): New function.
8049 (ipa_analyze_stmt_uses): New function.
8050 (ipa_analyze_params_uses): New function.
8051 (ipa_free_node_params_substructures): Also free the param_calls linked
8053 (ipa_node_duplication_hook): Also duplicate the param_calls
8055 (ipa_print_node_param_flags): New function.
8056 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8057 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8058 * ipa-prop.h (struct ipa_param_flags): New field called.
8059 (struct ipa_param_call_note): New structure.
8060 (struct ipa_node_params): New fields param_calls and
8062 (ipa_is_ith_param_called): New function.
8063 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8064 ipa_analyze_params_uses and dump parameter flags.
8066 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8067 ipa_propagate_indirect_call_infos if performing indirect inlining,
8068 pass a new parameter new_edges to it.
8069 (add_new_edges_to_heap): New fucntion.
8070 (cgraph_decide_inlining_of_small_functions): New vector
8071 new_indirect_edges for newly found indirect edges , call
8072 ipa_propagate_indirect_call_infos after inlining.
8073 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8074 inlining if performing indirect inlining. Call
8075 free_all_ipa_structures_after_iinln when doing so too.
8076 (inline_generate_summary): Do not call
8077 free_all_ipa_structures_after_iinln here.
8078 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8079 (print_edge_addition_message): New function.
8080 (update_call_notes_after_inlining): New function.
8081 (propagate_info_to_inlined_callees): New function.
8082 (ipa_propagate_indirect_call_infos): New function.
8083 * ipa-prop.h: Include cgraph.h
8084 (struct ipa_param_call_note): Fields reordered, new field processed.
8085 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8087 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8088 rediscovered call statements.
8089 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8090 (dump_cgraph_node): Dump also the indirect_call flag.
8091 (cgraph_clone_edge): Copy also the indirect_call flag.
8092 * tree-inline.c (copy_bb): Do not check for fndecls from call
8093 expressions, check for edge availability when moving clones.
8094 (get_indirect_callee_fndecl): New function.
8095 (expand_call_inline): If callee declaration is not apprent from
8096 the statement, try calling get_indirect_callee_fndecl. Do not
8097 issue warnings or call sorry when not inlinings an indirect edge.
8098 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8100 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8101 bit more frandly to matching.
8102 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8103 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8104 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8106 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8109 * opth-gen.awk: Suppress function specific features when building
8111 * optc-gen.awk: Ditto.
8113 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8116 * diagnostic.c (pedwarn): Add opt parameter.
8118 * c-tree.h (pedwarn_init): Add opt parameter.
8119 (pedwarn_c90): Likewise.
8120 (pedwarn_c99): Likewise.
8121 * c-errors.c (pedwarn_c99): Likewise.
8122 (pedwarn_c90): Likewise.
8123 * toplev.h (pedwarn): Update declaration.
8124 (pedwarn0): Declare.
8125 * c-lex.c: All calls to pedwarn changed.
8126 * builtins.c: All calls to pedwarn changed.
8127 * toplev.c: All calls to pedwarn changed.
8128 * c-decl.c: All calls to pedwarn changed.
8129 * c-typeck.c: All calls to pedwarn changed.
8130 * c-common.c: All calls to pedwarn changed.
8131 * c-parser.c: All calls to pedwarn changed.
8133 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8134 Karthik Kumar <karthikkumar@gmail.com>
8136 * attribs.c (file scope): Include c-common.h.
8137 (decl_attributes): Add support for #pragma GCC optimize and
8140 * targhooks.c (default_can_inline_p): New function that is the
8141 default for the TARGET_CAN_INLINE_P target hook.
8143 * targhooks.h (default_can_inline_p): Add declaration.
8145 * tree.c (cl_optimization_node): New static tree for building
8146 OPTIMIZATION_NODE tree.
8147 (cl_target_option_node): New static tree for building
8148 TARGET_OPTION_NODE tree.
8149 (cl_option_hash_table): New hash table for hashing
8150 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8151 (cl_option_hash_hash): New function to provide the hash value for
8152 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8153 (cl_option_hash_eq): New function to provide an equality test for
8154 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8155 (tree_code_size): Add support for OPTIMIZATION_NODE and
8156 TARGET_OPTION_NODE trees.
8157 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8158 TARGET_OPTION_NODE trees.
8159 (build_optimization_node): Build a tree that has all of the
8160 current optimization options.
8161 (build_target_option_node): Build a tree that has the target
8162 options that might be changed on a per function basis.
8164 * tree.h (file scope): Include options.h.
8165 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8166 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8167 (TREE_OPTIMIZATION): Ditto.
8168 (TREE_TARGET_SPECIFIC): Ditto.
8169 (struct tree_function_decl): Add fields for remembering the
8170 current optimization options and target specific options.
8171 (struct tree_optimization_option): New tree variant that remembers
8172 the optimization options.
8173 (struct tree_target_option): New tree variant that remembers the
8174 target specific flags that might change for compiling a particular
8176 (union tree_node): Include tree_optimization_option and
8177 tree_target_option fields.
8178 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8179 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8180 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8181 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8182 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8183 optimization and target options.
8184 (optimization_default_node): New macro to refer to global_trees
8186 (optimization_current_node): Ditto.
8187 (optimization_cold_node): Ditto.
8188 (optimization_hot_node): Ditto.
8189 (target_option_default_node): Ditto.
8190 (target_option_current_node): Ditto.
8191 (current_option_pragma): Ditto.
8192 (current_optimize_pragma): Ditto.
8194 * target.h (struct gcc_target): Add valid_option_attribute_p,
8195 target_option_save, target_option_restore, target_option_print,
8196 target_option_pragma_parse, and can_inline_p hooks.
8198 * toplev.h (parse_optimize_options): Add declaration.
8199 (fast_math_flags_struct_set_p): Ditto.
8201 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8202 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8205 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8206 tree_can_inline_p hook to see if one function can inline another.
8207 (cgraph_decide_inlining): Ditto.
8208 (cgraph_decide_inlining_incrementally): Ditto.
8210 * opts.c (decode_options): Add support for running multiple times
8211 to allow functions with different target or optimization options
8212 than was specified on the command line.
8213 (fast_math_flags_struct_set_p): New function that is similar to
8214 fast_math_flags_set_p, except it uses the values in the
8215 cl_optimization structure instead of global variables.
8217 * optc-gen.awk: Add support for TargetSave to allow a back end to
8218 declare new fields that need to be saved when using function
8219 specific options. Include flags.h and target.h in the options.c
8220 source. Add support for Save to indicate which options can be set
8221 for individual functions. Generate cl_optimize_save,
8222 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8223 cl_target_option_restore, cl_target_option_print functions to
8224 allow functions to use different optimization or target options.
8226 * opt-functions.awk (var_type_struct): Return the type used for
8227 storing the field in a structure.
8229 * opth-gen.awk: Add support for TargetSave to allow a back end to
8230 declare new fields that need to be saved when using function
8231 specific options. Add support for Save to indicate which options
8232 can be set for individual functions. Only generate one extern for
8233 Mask fields. Generate cl_optimization and cl_target_option
8234 structures to remember optimization and target options.
8236 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8237 collecting new tree nodes.
8238 (TS_TARGET_OPTION): Ditto.
8240 * c-decl.c (merge_decls): Merge function specific target and
8241 optimization options.
8243 * function.c (invoke_set_current_function_hook): If the function
8244 uses different optimization options, change the global variables
8247 * coretypes.h (struct cl_optimization): Add forward reference.
8248 (struct cl_target_option): Ditto.
8250 * c-pragma.c (option_stack): New static vector to remember the
8251 current #pragma GCC option stack.
8252 (handle_pragma_option): New function to support #pragma GCC option
8253 to change target options.
8254 (optimize_stack): New static vector to remember the current
8255 #pragma GCC optimize stack.
8256 (handle_pragma_optimize): New function to support #pragma GCC
8257 optimize to change optimization options.
8258 (init_pragma): Add support for #pragma GCC optimize and #pragma
8261 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8262 optimization options.
8263 (TARGET_OPTION_NODE): New tree code for remembering certain target
8266 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8267 TARGET_OPTION_NODE trees.
8269 * common.opt (-O): Add Optimization flag.
8271 (-fmath-errno): Ditto.
8272 (-falign-functions): Add UInteger flag to make sure flag gets full
8273 int in cl_optimization structure.
8274 (-falign-jumps): Ditto.
8275 (-falign-labels): Ditto.
8276 (-falign-loops): Ditto.
8277 (-fsched-stalled-insns): Ditto.
8278 (-fsched-stalled-insns-dep): Ditto.
8280 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8282 (TARGET_OPTION_SAVE): Ditto.
8283 (TARGET_OPTION_RESTORE): Ditto.
8284 (TARGET_OPTION_PRINT): Ditto.
8285 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8286 (TARGET_CAN_INLINE_P): Ditto.
8287 (TARGET_INITIALIZER): Add new hooks.
8289 * tree-inline.c (tree_can_inline_p): New function to determine
8290 whether one function can inline another. Check if the functions
8291 use compatible optimization options, and also call the backend
8294 * tree-inline.h (tree_can_inline_p): Add declaration.
8296 * c-common.c (c_common_attribute): Add support for option and
8297 optimize attributes.
8298 (handle_option_attribute): Add support for the option attribute to
8299 allow the user to specify different target options for compiling a
8301 (handle_optimize_attribute): Add support for the optimize
8302 attribute to allow the user to specify different optimization
8303 options for compiling a specific function.
8304 (handle_hot_attribute): Turn on -O3 optimization for this one
8305 function if it isn't the default optimization level.
8306 (handle_cold_attribute): Turn on -Os optimization for this one
8307 function if it insn't the default optimization.
8308 (const_char_p): New const char * typedef.
8309 (optimize_args): New static vector to remember the optimization
8311 (parse_optimize_options): New function to set up the optimization
8312 arguments from either the optimize attribute or #pragma GCC optimize.
8314 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8315 (builtin_define_std): Ditto.
8317 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8318 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8319 (x86_64-*-*): Ditto.
8321 * Makefile.in (TREE_H): Add options.h.
8322 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8324 * doc/extend.texi (option attribute): Document new attribute.
8325 (optimize attribute): Ditto.
8326 (hot attribute): Document hot attribute sets -O3.
8327 (cold attribute): Document cold attribute sets -Os.
8328 (#pragma GCC option): Document new pragma.
8329 (#pragma GCC optimize): Ditto.
8331 * doc/options.texi (TargetSave): Document TargetSave syntax.
8332 (UInteger): Document UInteger must be used for certain flags.
8333 (Save): Document Save option to create target specific options
8334 that can be saved/restored on a function specific context.
8336 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8337 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8339 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8340 (TARGET_OPTION_SAVE): Ditto.
8341 (TARGET_OPTION_RESTORE): Ditto.
8342 (TARGET_OPTION_PRINT): Ditto.
8343 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8344 (TARGET_CAN_INLINE_P): Ditto.
8346 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8348 (-mfpmath=both): Ditto.
8350 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8351 Karthik Kumar <karthikkumar@gmail.com>
8353 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8354 (TARGET_POPCNT): Ditto.
8355 (TARGET_SAHF): Ditto.
8356 (TARGET_AES): Ditto.
8357 (TARGET_PCLMUL): Ditto.
8358 (TARGET_CMPXCHG16B): Ditto.
8359 (TARGET_RECIP): Move switch into target_flags.
8360 (TARGET_FUSED_MADD): Ditto.
8361 (ix86_arch_features): Make an unsigned char type.
8362 (ix86_tune_features): Ditto.
8363 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8364 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8365 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8367 * config/i386/i386.opt (arch): New TargetSave field to define
8368 fields that need to be saved for function specific option support.
8371 (branch_cost): Ditto.
8372 (ix86_isa_flags_explicit): Ditto.
8373 (tune_defaulted): Ditto.
8374 (arch_specified): Ditto.
8375 (-m128-long-double): Add Save flag to save option for target
8376 specific option support.
8378 (-maccumulate-outgoing-args): Ditto.
8379 (-malign-double): Ditto.
8380 (-malign-stringops): Ditto.
8381 (-mfancy-math-387): Ditto.
8382 (-mhard-float): Ditto.
8384 (-minline-all-stringops): Ditto.
8385 (-minline-stringops-dynamically): Ditto.
8386 (-mms-bitfields): Ditto.
8387 (-mno-align-stringops): Ditto.
8388 (-mno-fancy-math-387): Ditto.
8389 (-mno-push-args): Ditto.
8390 (-mno-red-zone): Ditto.
8391 (-mpush-args): Ditto.
8392 (-mred-zone): Ditto.
8394 (-msseregparm): Ditto.
8395 (-mstack-arg-probe): Ditto.
8410 (-mrecip): Move flag into target_flags.
8412 (-mno-fused-madd): Ditto.
8413 (-mfused-madd): Ditto.
8414 (-mabm): Move flag into ix86_isa_flags.
8421 * config/i386/i386-c.c: New file for #pragma support.
8422 (ix86_target_macros_internal): New function to #define or #undef
8423 target macros based when the user uses the #pragma GCC option to
8424 change target options.
8425 (ix86_pragma_option_parse): New function to add #pragma GCC option
8427 (ix86_target_macros): Move defining the target macros here from
8428 TARGET_CPU_CPP_BUILTINS in i386.h.
8429 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8430 defined, initialize any subtarget #pragmas.
8432 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8433 REGISTER_TARGET_PRAGMAS.
8435 * config/i386/t-i386: New file for x86 dependencies.
8436 (i386.o): Make dependencies mirror the include files used.
8437 (i386-c.o): New file, add dependencies.
8439 * config/i386/i386-protos.h (override_options): Add bool argument.
8440 (ix86_valid_option_attribute_tree): Add declaration.
8441 (ix86_target_macros): Ditto.
8442 (ix86_register_macros): Ditto.
8444 * config/i386/i386.c (ix86_tune_features): Move initialization of
8445 the target masks to initial_ix86_tune_features to allow functions
8446 to have different target options. Make type unsigned char,
8447 instead of unsigned int.
8448 (initial_ix86_tune_features): New static vector to hold processor
8449 masks for the tune variables.
8450 (ix86_arch_features): Move initialization of the target masks to
8451 initial_ix86_arch_features to allow functions to have different
8452 target options. Make type unsigned char, instead of unsigned int.
8453 (initial_ix86_arch_features): New static vector to hold processor
8454 masks for the arch variables.
8455 (enum ix86_function_specific_strings): New enum to describe the
8456 string options used for attribute((option(...))).
8457 (ix86_target_string): New function to return a string that
8458 describes the target options.
8459 (ix86_debug_options): New function to print the current options in
8461 (ix86_function_specific_save): New function hook to save the
8462 function specific global variables in the cl_target_option structure.
8463 (ix86_function_specific_restore): New function hook to restore the
8464 function specific variables from the cl_target_option structure to
8465 the global variables.
8466 (ix86_function_specific_print): New function hook to print the
8467 target specific options in the cl_target_option structure.
8468 (ix86_valid_option_attribute_p): New function hook to validate
8469 attribute((option(...))) arguments.
8470 (ix86_valid_option_attribute_tree): New function that is common
8471 code between attribute((option(...))) and #pragma GCC option
8472 support that parses the options and returns a tree holding the options.
8473 (ix86_valid_option_attribute_inner_p): New helper function for
8474 ix86_valid_option_attribute_tree.
8475 (ix86_can_inline_p): New function hook to decide if one function
8476 can inline another on a target specific basis.
8477 (ix86_set_current_function); New function hook to switch target
8478 options if the user used attribute((option(...))) or #pragma GCC
8480 (ix86_tune_defaulted): Move to static file scope from
8482 (ix86_arch_specified): Ditto.
8483 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8485 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8486 (OPTION_MASK_ISA_ABM_SET): Ditto.
8487 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8488 (OPTION_MASK_ISA_CX16_SET): Ditto.
8489 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8490 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8491 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8492 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8493 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8494 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8495 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8496 (struct ptt): Move to static file scope from override_options.
8497 (processor_target_table): Ditto.
8499 (ix86_handle_option): Add support for options that are now isa options.
8500 (override_options): Add support for declaring functions that
8501 support different target options than were specified on the
8502 command line. Move struct ptt, processor_target_table, cpu_names,
8503 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8504 Add bool argument. Fix up error messages so the appropriate error
8505 is given for either command line or attribute.
8506 (ix86_previous_fndecl): New static to remember previous function
8507 declaration to see if we need to change target options.
8508 (ix86_builtins_isa): New array to record the ISA of each builtin
8510 (def_builtin): Always create the builtin function, even if the
8511 current ISA doesn't support it.
8512 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8513 tests for those builtins.
8514 (ix86_init_builtins): Remove TARGET_MMX test for calling
8515 ix86_init_mmx_sse_builtins.
8516 (ix86_expand_builtin): If the current ISA doesn't support a given
8517 builtin, signal an error.
8518 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8519 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8520 (TARGET_OPTION_SAVE): Ditto.
8521 (TARGET_OPTION_RESTORE): Ditto.
8522 (TARGET_OPTION_PRINT): Ditto.
8523 (TARGET_CAN_INLINE_P): Ditto.
8525 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8527 * c-typeck.c (build_external_ref): Don't call assemble_external.
8528 * final.c (output_operand): Call assemble_external.
8530 2008-07-21 DJ Delorie <dj@redhat.com>
8532 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8533 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8535 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8537 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8538 original insn and splitter contents into ...
8539 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8540 flag_unsafe_math_optimizations. Add dummy scratch register.
8541 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8542 !flag_unsafe_math_optimizations. Returns number with next
8543 highest magnitude if this is still less or equal to the true
8544 quotient in magnitude.
8546 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8548 * Makefile.in: Replace toplev.h with TOPLEV_H.
8549 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8550 * c-lex.c (fe_file_change): Don't set in_system_header.
8551 * c-parser.c (c_token): Remove in_system_header.
8552 (c_lex_one_token): Don't set in_system_header.
8553 (c_parser_set_source_position_from_token): Don't set in_system_header.
8554 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8557 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8558 * flags.h (in_system_header): Remove.
8559 * function.c (saved_in_system_header): Remove.
8560 (push_cfun): Don't set in_system_header.
8561 (pop_cfun): Don't set in_system_header.
8562 (push_struct_function): Don't set in_system_header.
8563 * input.h (expanded_location): Add sysp.
8564 (in_system_header_at): New.
8565 (in_system_header): New.
8566 * toplev.c (in_system_header): Remove.
8567 * toplev.h: Include input.h
8569 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8570 * tree-ssa.c (warn_uninit): Call warning_at.
8571 (warn_uninitialized_var): Update calls to warn_uninit.
8572 (warn_uninitialized_phi): Update calls to warn_uninit.
8573 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8574 (expand_location): Initialize xloc.sysp.
8575 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8576 (tree_decl_with_vis): Remove in_system_header_flag.
8578 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8581 * recog.c (asm_operand_ok): Change the order of the extra
8582 memory constraint checks.
8584 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8587 * tree-switch-conversion.c (build_one_array): Call
8588 varpool_mark_needed_node and varpool_finalize_decl
8589 instead of assemble_variable.
8591 2008-07-19 Jan Hubicka <jh@suse.cz>
8593 * cgraph.c (cgraph_add_new_function): Do early local passes.
8594 * tree-nrv.c (gate_pass_return_slot): New gate.
8595 (pass_nrv): Add the gate.
8596 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8598 (coalesce_ssa_name): Coalesce SSA names.
8599 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8600 not optimizing so unused user vars remains visible.
8601 * common.opt (flag_tree_ter): Always enable by default.
8602 * tree-ssa-ter.c: Include flags.h
8603 (is_replaceable_p): Check that locations match; when aliasing
8604 is missing be conservative about loads.
8605 * tree-optimize.c (gate_init_datastructures): Remove.
8606 (pass_init_datastructures): New.
8607 * passes.c: Reorder passes so we always go into SSA.
8609 2008-07-19 Jan Hubicka <jh@suse.cz>
8611 * doc/extend.texi (flatten attribute): Remove note about
8613 * doc/invoke.texi (--combine): Likewise.
8614 (-finline-functions-called-once): Update levels when enabled.
8615 (-funit-at-a-time): Document new behaviour.
8616 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8617 -fno-section-anchors when disabled explicitly.
8618 (inline params): They are not ignored now.
8619 (precompiled headers): Remove unit-at-a-time as being incompatible.
8620 * opts.c (decode_options): Handle unit-at-a-time as alias;
8621 imply -fno-section-anchors when toplevel reorder is disabled
8623 * common.opt (ftoplevel-reorder): Set default value to 2.
8624 (funit-at-a-time): Set default value to 1.
8625 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8628 2008-07-19 Jan Hubicka <jh@suse.cz>
8630 * builtins.c (expand_builtin_int_roundingfn,
8631 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8634 2008-07-19 Richard Guenther <rguenther@suse.de>
8637 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8638 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8639 * tree-ssa-pre.c (get_expr_value_id): For newly created
8640 constant value-ids make sure to add the expression to its
8643 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8646 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8647 return value of the builtin is ignored.
8649 2008-07-19 Olivier Hainque <hainque@adacore.com>
8651 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8652 bits, a C conformant malloc implementation has to provide.
8653 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8655 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8659 * reload.c (find_reloads_subreg_address): Only reload address if
8660 reloaded == 0, not for reloaded != 1.
8663 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8664 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8665 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8666 m32c_legitimize_reload_address.
8668 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8669 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8670 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8672 2008-07-19 Olivier Hainque <hainque@adacore.com>
8674 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8675 argument, saying whether nested array are to be collapsed
8676 into a single array type DIE with multiple subscripts.
8677 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8678 issues, centralize the nested array types collapsing control and
8679 disable the transformation for Ada.
8681 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8686 (x86_64_shift_adj_2): New expander.
8687 (x86_64_shift_adj_3): Ditto.
8688 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8689 to split TImode operands.
8690 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8691 (ix86_split_lshr): Ditto.
8693 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8695 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8696 and __CHAR32_TYPE__.
8697 * c-typeck.c (digest_init): Support char16_t and char32_t.
8698 (set_nonincremental_init_from_string): Idem.
8700 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8703 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8704 PREFERRED_STACK_BOUNDARY.
8705 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8707 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8710 * function.c (locate_and_pad_parm): Cap boundary earlier.
8712 2008-07-17 Julian Brown <julian@codesourcery.com>
8714 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8715 no-op for targets which don't use DLLs.
8717 2008-07-17 Martin Jambor <mjambor@suse.cz>
8719 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8720 that nodes are relevant by examining the node->analyzed flag.
8721 (ipcp_init_stage): Check which nodes are relevant, assert that the
8722 relevant ones are also required.
8723 (ipcp_propagate_stage): Check on the side arrays are properly
8725 (ipcp_print_all_jump_functions): Make sure not to touch any node
8726 that is not analyzed or an edge that does not have a corresponding
8727 entry in the on-the-side vectors.
8728 (ipcp_function_scale_print): Likewise.
8729 (ipcp_update_callgraph): Check that the node is relevant.
8730 (ipcp_insert_stage): Check that the node is relevant. Check there is
8731 an info for every node and edge.
8732 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8733 (ipa_print_all_tree_maps): Likewise and a new variable info.
8734 (ipa_print_all_params_modified): Likewise.
8735 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8737 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8740 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8742 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8744 PR rtl-optimization/36753
8745 * fwprop.c (use_killed_between): Don't shortcut
8746 single-definition global registers.
8748 2008-07-16 Jan Hubicka <jh@suse.cz>
8750 * cgraph.h (varpool_empty_needed_queue): Declare.
8751 * cgraphunit.c (output_in_order): Mark all variables as needed;
8753 * varpool.c (varpool_assemble_node): Update debug queue.
8754 (varpool_assemble_pending_decls): Don't do it here.
8755 (varpool_empty_needed_queue): New function.
8757 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8759 * recog.c (peephole2_optimize): Fix formatting.
8761 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8763 * c-pch.c (get_ident): Avoid C++ keywords.
8764 * combine-stack-adj.c (single_set_for_csa): Likewise.
8765 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8766 output_asm_insn): Likewise.
8767 * reload.c (push_secondary_reload, find_reusable_reload,
8768 push_reload, combine_reloads, find_reloads,
8769 debug_reload_to_stream): Likewise.
8770 * reload.h (struct reload): Likewise.
8771 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8772 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8773 emit_output_reload_insns): Likewise.
8774 * targhooks.c (default_secondary_reload): Likewise.
8775 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8777 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8779 * recog.c (validate_change_1, validate_change,
8780 validate_unshare_change, validate_replace_rtx_1, struct
8781 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8783 * reload.c (push_secondary_reload, secondary_reload_class,
8784 scratch_reload_class, find_valid_class, find_reusable_reload,
8785 push_reload, find_dummy_reload, find_reloads_address_1,
8786 find_reloads_address_part, find_equiv_reg): Likewise.
8787 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8788 choose_reload_regs): Likewise.
8789 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8791 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8792 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8793 * sched-rgn.c (concat_INSN_LIST): Likewise.
8794 * stor-layout.c (mode_for_size, mode_for_size_tree,
8795 smallest_mode_for_size): Likewise.
8797 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8799 * cfg.c (dump_reg_info): Avoid C++ keywords.
8800 * dwarf2asm.c (dw2_force_const_mem,
8801 dw2_asm_output_encoded_addr_rtx): Likewise.
8802 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8803 * expmed.c (expand_shift): Likewise.
8804 * global.c (find_reg): Likewise.
8805 * graph.c (draw_edge): Likewise.
8806 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8807 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8808 widen_clz, widen_bswap, expand_parity, expand_unop,
8809 emit_cmp_and_jump_insn_1): Likewise.
8810 * postreload.c (reload_cse_simplify_operands): Likewise.
8811 * ra.h (add_neighbor): Likewise.
8812 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8813 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8814 record_reg_classes, copy_cost, record_address_regs,
8815 invalid_mode_change_p): Likewise.
8816 * regrename.c (regrename_optimize, scan_rtx_reg,
8817 dump_def_use_chain, find_oldest_value_reg,
8818 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8820 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8822 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8823 MASK_POWERPC64 for power4 in previous commit.
8825 2008-07-16 Olivier Hainque <hainque@adacore.com>
8827 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8828 instead of bare conversion to cast const-ness away.
8830 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8832 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8833 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8834 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8835 (TARGET_FUNCTION_VALUE): Define.
8837 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8839 * config/rs6000/rs6000.c (processor_target_table): Add
8840 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8842 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8845 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8846 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8847 m32c_legitimize_reload_address.
8849 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8851 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8852 DECL_IN_SYSTEM_HEADER in sync.
8854 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8856 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8857 * tree-ssa-pre.c (pre_expr_eq): Ditto
8858 (get_constant_for_value_id): Take a type as an argument.
8859 (fully_constant_expression): Pass in type.
8860 (find_or_generate_expression): Short circuit constant case.
8861 (create_expression_by_pieces): Remove special casing of
8863 (do_regular_insertion): Short circuit constant case.
8864 (do_partial_partial_insertion): Ditto.
8866 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8869 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8871 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8873 * config/xtensa/libgcc-xtensa.ver: New file.
8874 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8876 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8878 * df-problems.c (df_set_note): Avoid C++ keywords.
8879 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8880 * dse.c (record_store, remove_useless_values): Likewise.
8881 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8882 gen_reg_rtx_offset, operand_subword, change_address_1,
8883 change_address, adjust_address_1, offset_address,
8884 widen_memory_access, emit_copy_of_insn_after): Likewise.
8885 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8886 * fwprop.c (should_replace_address, propagate_rtx_1,
8887 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8889 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8890 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8891 * lcm.c (compute_insert_delete, pre_edge_lcm,
8892 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8893 * lower-subreg.c (resolve_reg_notes): Likewise.
8894 * mode-switching.c (optimize_mode_switching): Likewise.
8896 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8898 * bt-load.c (add_btr_def, migrate_btr_def,
8899 branch_target_load_optimize): Avoid C++ keywords.
8900 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8902 * combine.c (subst, simplify_set, make_extraction,
8903 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8904 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8905 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8907 2008-07-15 Richard Guenther <rguenther@suse.de>
8910 * c-common.c (strict_aliasing_warning): Do not warn for
8911 TYPE_REF_CAN_ALIAS_ALL pointers.
8912 (c_common_get_alias_set): may_alias types are not special.
8913 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8914 attribute and set can_ref_all accordingly.
8915 (build_reference_type_for_mode): Likewise.
8916 * doc/extend.texi (may_alias): Clarify.
8918 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8921 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8922 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8924 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8927 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8928 gcc_assert, instead call output_operand_lossage.
8930 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8932 * builtins.c (std_canonical_va_list): Treat structure based
8935 2008-07-15 Ben Elliston <bje@au.ibm.com>
8937 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8939 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8941 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8944 2008-07-14 Jan Hubicka <jh@suse.cz>
8946 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8947 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8948 fix predicates and constraints.
8949 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8950 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8952 2008-07-14 Doug Kwan <dougkwan@google.com>
8954 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8955 additional option file arm/eabi.opt.
8956 * config/arm/eabi.h (File): New configuration file for EABI targets.
8957 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8958 SUBSUBTARGET_EXTRA_SPECS.
8959 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8960 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8961 from STARTFILE_SPEC so that it can be referenced in an override.
8962 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8963 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8964 can be referenced in an override.
8965 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8966 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8967 so that it can be referenced in an override.
8968 (LINK_SPEC): Use BPABI_LINK_SPEC.
8969 * config/arm/eabi.opt (File): New.
8971 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8973 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8974 (FIXED_VALUE_H): New variable.
8975 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8976 input.h, fixed-value.h.
8977 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8978 (BASIC_BLOCK_H): Use $(BITMAP_H).
8979 (FUNCTION_H): Add varray.h.
8980 (IPA_REFERENCE_H): Use $(BITMAP_H).
8981 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8982 (DF_H): Use $(BITMAP_H).
8983 (GGC_H): Add statistics.h.
8985 (INSN_ATTR_H): Use it.
8986 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8988 (SYMTAB_H): Add $(OBSTACK_H).
8989 (CPP_INTERNAL_H): New.
8990 (TREE_DUMP_H): Add tree-pass.h.
8991 (TREE_FLOW_H): Use $(BITMAP_H)
8992 (PRETTY_PRINT_H): Use $(INPUT_H).
8993 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8996 (many object files): Fix lots of header dependencies throughout.
8998 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9000 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9002 (s-gtyp-input): Use them to write tmp-gi.list.
9003 (echo_to_gi.list): Remove.
9005 2008-07-14 Richard Guenther <rguenther@suse.de>
9007 * tree-ssa-sccvn.c (pre_info): Remove.
9008 (switch_to_PRE_table): Likewise.
9009 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9010 (set_hashtable_value_ids): Do not create value-ids for the
9012 (run_scc_vn): Remove double test. Remove bogus special-case
9013 in value-number printing.
9014 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9015 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9017 * tree-flow-inline.h (get_value_handle): Remove.
9018 * tree-flow.h (get_value_handle): Remove.
9020 2008-07-14 Martin Jambor <mjambor@suse.cz>
9022 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9023 in which we generate arithmetics is not a subrange.
9025 2008-07-14 Martin Jambor <mjambor@suse.cz>
9027 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9029 2008-07-14 Richard Guenther <rguenther@suse.de>
9031 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9033 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9036 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9037 reload for symbol refs moved to r0 with -fPIC.
9038 (legitimize_pic_address): Use the target register as temporary
9040 (emit_symbolic_move): Adjust comment.
9041 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9044 2008-07-14 Ben Elliston <bje@au.ibm.com>
9046 * c-common.h (C_CPP_HASHNODE): New macro.
9047 * coretypes.h (struct cpp_token): Forward declare.
9048 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9049 the context-sensitive keyword method.
9050 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9051 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9052 expand_bool_pixel): New.
9053 (altivec_categorize_keyword): New function.
9054 (init_vector_keywords): New function.
9055 (rs6000_macro_to_expand): Likewise.
9056 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9057 compiling an ISO C dialect.
9059 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9061 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9062 (create_expression_by_pieces): Fix typo.
9063 (do_regular_insertion): Use debug counter here too.
9065 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9068 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9069 CONST_OK_FOR_LETTER_P. All port-local users changed.
9070 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9071 implement Kp matching power-of-two.
9072 (CONSTRAINT_LEN): Define to match.
9073 * config/cris/cris.md: Replace all use of constraint K with Kc.
9074 ("*btst*): Use Kp for operand 0 of last alternative.
9076 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9079 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9082 2008-07-13 Jan Hubicka <jh@suse.cz>
9084 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9087 2008-07-13 Richard Guenther <rguenther@suse.de>
9090 * langhooks.c (lhd_print_error_function): Deal with recursive
9093 2008-07-12 Jan Hubicka <jh@suse.cz>
9095 * cgraph.c (assembler_name_hash): New static var.
9096 (hash_node_by_assembler_name, eq_assembler_name): New.
9097 (cgraph_node_for_asm): Use hashtable.
9098 (cgraph_remove_node): Maintain hashtable.
9099 (change_decl_assembler_name): Sanity check that names are not changing
9100 after aliasing was processed.
9101 * cgraph.h (varpoon_node): Add next GGC marker.
9102 * tree.c (decl_assembler_name_equal): Constify.
9103 (decl_assembler_name_hash): New.
9104 * tree.h (decl_assembler_name_equal): Constify.
9105 (decl_assembler_name_hash): Update.
9107 2008-07-12 David Daney <ddaney@avtrex.com>
9109 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9112 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9114 * doc/md.texi: Document the MIPS "v" constraint.
9115 * config/mips/mips.h (reg_class): Revert last change.
9116 (REG_CLASS_NAMES): Likewise.
9117 (REG_CLASS_CONTENTS): Likewise.
9118 * config/mips/mips.c (mips_regno_to_class): Likewise.
9119 * config/mips/constraints.md (v): Likewise, but add documentation.
9120 Add a comment to say that this constraint should not be used in
9123 2008-07-11 DJ Delorie <dj@redhat.com>
9125 * config/h8300/h8300.md (length): Fix branch offset limit.
9127 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9129 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9130 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9131 (avr_hard_regno_scratch_ok): New function.
9132 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9133 * config/avr/avr.md (all peepholes that request a scratch register):
9134 Remove avr_peep2_scratch_safe use.
9136 2008-07-11 Tom Tromey <tromey@redhat.com>
9137 Ian Lance Taylor <iant@google.com>
9139 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9140 (struct c_common_resword): Define.
9141 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9142 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9143 (c_common_reswords, num_c_common_reswords): Declare.
9144 * c-common.c (c_common_reswords): New global const array.
9145 (num_c_common_reswords): New const int.
9146 * c-parser.c (struct resword, reswords): Don't define.
9147 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9148 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9149 than reswords. If warning about C++ keywords, give them a special
9151 (c_lex_one_token): Warn about C++ keywords. Call
9152 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9153 (c_parser_external_declaration): Look for RID_xxx rather than
9154 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9155 (c_parser_statement_after_labels): Likewise.
9156 (c_parser_objc_class_instance_variables): Likewise.
9157 (c_parser_objc_class_declaration): Likewise.
9158 (c_parser_objc_try_catch_statement): Likewise.
9159 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9160 (declspecs_add_type): Likewise.
9162 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9164 * ggc-page.c (alloc_page):
9165 Substituting xmalloc, xcalloc with
9166 XNEWVEC and XCNEWVAR macros which add the
9169 2008-07-11 Richard Guenther <rguenther@suse.de>
9171 PR tree-optimization/36765
9172 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9173 aliases from HEAP vars to SMTs.
9175 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9177 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9178 * configure.ac (loose_warn): Move -Wc++-compat from here...
9179 (strict_warn): ...to here.
9180 * configure: Regenerate.
9182 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9184 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9185 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9186 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9187 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9188 excluding more specific h8300-*-* and sh-*-* targets.
9190 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9192 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9194 (execute_pre): Call loop_optimizer_finalize in early exit.
9196 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9199 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9200 uids in the bitmap, not just VAR_DECL uids.
9202 PR rtl-optimization/36419
9203 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9204 (combine_stack_adjustments_for_block): Call it if needed. Delete
9206 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9207 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9208 prologue sp adjustment.
9210 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9213 * opts.c (print_ignored_options): Report postponed diagnostics for
9214 unknown -Wno-* options as warnings, not errors.
9215 (postpone_unknown_option_error): Renamed to...
9216 (postpone_unknown_option_warning): ... this.
9218 2008-07-09 Doug Kwan <dougkwan@google.com>
9221 2008-07-08 Doug Kwan <dougkwan@google.com>
9223 * config/arm/arm.opt (mandroid): New option.
9224 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9225 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9227 (CC1PLUS_SPEC): Same.
9229 (STARTFILE_SPEC): Same.
9230 (ENDFILE_SPEC): Same.
9231 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9234 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9237 * config/mips/mips.h (reg_class): Remove V1_REG.
9238 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9239 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9241 (mips_get_tp): New function.
9242 (mips_legitimize_tls_address): Use it.
9243 * config/mips/constraints.md (v): Delete.
9244 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9245 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9246 After reload, split into a move and ...
9247 (*tls_get_tp_<mode>_split): ...this new instruction.
9249 2008-07-09 David Daney <ddaney@avtrex.com>
9251 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9253 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9255 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9256 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9258 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9259 htab_delete should be called. Don't free c.
9260 (lookup_tmp_var): Create temp_htab lazily.
9261 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9262 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9264 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9265 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9266 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9267 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9268 * tree-sra.c (generate_element_init): Likewise.
9269 * tree-mudflap.c (execute_mudflap_function_ops,
9270 execute_mudflap_function_decls): Likewise.
9271 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9272 * tree-gimple.h (struct gimplify_ctx): New type.
9273 (push_gimplify_context): Adjust prototype.
9275 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9277 * tree-ssa-pre.c (phi_translate_1): Update placement of
9280 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9282 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9283 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9284 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9285 * targhooks.c (default_hard_regno_scratch_ok): New function.
9286 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9287 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9288 * recog.c: Include "target.h".
9289 (peep2_find_free_register): Add check for global regs. Add target
9291 * Makefile.in (recog.o): Depend on target.h.
9293 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9295 * config/sh/sh.c (sh_canonical_va_list_type): New.
9296 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9298 2008-07-09 Raksit Ashok <raksit@google.com>
9300 * doc/invoke.texi (Option Summary): Mention new option
9301 -Wdisallowed-function-list=...
9302 (Warning Options): Document -Wdisallowed-function-list=...
9303 * common.opt (Wdisallowed-function-list=): New flag.
9304 * flags.h (warn_disallowed_functions): External definition of new
9305 boolean warning flag.
9306 (warn_if_disallowed_function_p): Declare new function.
9307 * opts.c (warning_disallowed_functions): New static variable.
9308 (warn_disallowed_functions): New boolean warning flag.
9309 (warn_if_disallowed_function_p): New function.
9310 (add_comma_separated_to_vector): Rename
9311 add_instrument_functions_exclude_list to this.
9312 (common_handle_option): Handle new option. Rename calls to
9313 add_instrument_functions_exclude_list into calls to
9314 add_comma_separated_to_vector.
9315 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9316 based on flag warn_disallowed_functions.
9318 2008-07-09 Christian Bruel <christian.bruel@st.com>
9320 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9321 instead of get_attr_length.
9323 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9325 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9327 * genemit.c (gen_insn): Likewise.
9328 * gengtype.c (note_def_vec): Likewise.
9329 * gengtype.h (note_def_vec): Likewise.
9330 * genoutput.c (struct data, output_insn_data, process_template,
9331 gen_expand, gen_split, note_constraint): Likewise.
9332 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9333 make_insn_sequence): Likewise.
9334 * gensupport.c (record_insn_name): Likewise.
9336 2008-07-08 Doug Kwan <dougkwan@google.com>
9338 * config/arm/arm.opt (mandroid): New option.
9339 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9340 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9342 (CC1PLUS_SPEC): Same.
9344 (STARTFILE_SPEC): Same.
9345 (ENDFILE_SPEC): Same.
9346 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9349 2008-07-08 Raksit Ashok <raksit@google.com>
9351 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9352 (set_storage_via_setmem): Fix expected_align parameter.
9353 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9354 missing from the list.
9355 * doc/md.texi (movmem): Explicitly state that expected alignment is
9356 to be expressed in bytes.
9357 (setmem): Explicitly state that expected alignment is to be expressed
9360 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9362 * reload.c (find_reloads_subreg_address): Do not require validity
9363 of address in original mode before reloading address.
9365 2008-07-07 Tianwei Sheng <tianweis@google.com>
9367 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9368 bounds array access.
9370 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9372 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9374 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9376 Fix PR tree-optimization/23455
9377 Fix PR tree-optimization/35286
9378 Fix PR tree-optimization/35287
9379 * Makefile.in (OBJS-common): Remove tree-vn.o.
9380 (tree-vn.o): Remove.
9381 * dbgcnt.def: Add treepre_insert debug counter.
9382 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9383 (debug_value_expressions): Ditto.
9384 (print_value_expressions): Ditto.
9385 * tree-pretty-print.c (dump_generic_node): Updated for
9386 VALUE_HANDLE removal.
9387 * tree-ssa-dom.c (record_equality): Ditto.
9388 (cprop_operand): Ditto.
9389 (lookup_avail_expr): Ditto.
9390 * tree-ssa-threadedge.c
9391 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9392 (simplify_control_stmt_condition): Ditto.
9393 * tree.c (tree_code_size): Ditto.
9394 (tree_node_structure): Ditto.
9395 (iterative_hash_expr): Ditto.
9397 * tree.h (VALUE_HANDLE_ID): Ditto.
9398 (VALUE_HANDLE_EXPR_SET): Ditto.
9399 (struct tree_value_handle): Ditto.
9400 (union tree_node): Ditto.
9401 * treestruct.def: Ditto.
9402 * tree-vn.c: Removed.
9403 * tree-ssa-pre.c: Rewritten entirely.
9404 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9405 (constant_value_ids): Ditto.
9406 (vn_nary_op_t): Moved to header.
9408 (vn_reference_op_t): Ditto
9409 (vn_reference_t): Ditto.
9410 (next_value_id): New variable.
9411 (VN_INFO): Add an assert.
9412 (vn_constant_eq): New function.
9413 (vn_constant_hash): Ditto.
9414 (get_or_alloc_constant_value_id): Ditto.
9415 (value_id_constant_p): Ditto.
9416 (vn_reference_compute_hash): De-staticify.
9417 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9418 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9419 (valueize_refs): Update opcode if it changes from ssa name to constant.
9420 (vn_reference_lookup_1): Add new argument.
9421 (vn_reference_lookup): Ditto.
9422 (vn_reference_lookup_pieces): New function.
9423 (vn_reference_insert): Add return type. Modify to deal with value ids.
9424 (vn_reference_insert_pieces): New function.
9425 (vn_nary_op_compute_hash): De-staticify.
9426 (vn_nary_op_eq): Ditto.
9427 (vn_nary_op_lookup_pieces): New function.
9428 (vn_nary_op_lookup): Add new argument.
9429 (vn_nary_op_insert_pieces): New function.
9430 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9431 (vn_phi_insert): Ditto.
9432 (visit_unary_op): Update for callee changes.
9433 (visit_binary_op): Ditto.
9434 (visit_reference_op_load): Ditto.
9435 (visit_reference_op_store): Ditto.
9436 (init_scc_vn): Init next_value_id, constant_to_value_id and
9438 (free_scc_vn): Free them.
9439 (set_hashtable_value_ids): New function.
9440 (run_scc_vn): Use it.
9441 (get_max_value_id): New function.
9442 (get_next_value_id): Ditto.
9443 (expressions_equal_p): Moved from tree-vn.c
9444 (sort_vuses): Ditto.
9445 (sort_vuses_heap): Ditto.
9446 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9448 * tree.c (iterative_hash_hashval_t): Made non-static
9449 * tree.h (iterative_hash_hashval_t): Declare it.
9451 2008-07-08 Martin Jambor <mjambor@suse.cz>
9453 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9454 instead of ipa_create_node_params.
9455 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9456 ipa_check_create_edge_args, free them with
9457 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9459 * ipa-prop.c: Include flags.h and tree-inline.h.
9460 (ipa_node_params_vector): New variable.
9461 (ipa_edge_args_vector): New variable.
9462 (edge_removal_hook_holder): New variable.
9463 (node_removal_hook_holder): New variable.
9464 (edge_duplication_hook_holder): New variable.
9465 (node_duplication_hook_holder): New variable.
9466 (ipa_detect_param_modifications): Check for presence of modified flags.
9467 (ipa_compute_jump_functions): Check for presence of jump functions.
9468 (ipa_free_edge_args_substructures): New function.
9469 (ipa_create_node_params): Removed.
9470 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9471 (ipa_free_node_params_substructures): New function.
9472 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9474 (ipa_edge_removal_hook): New function.
9475 (ipa_node_removal_hook): New function.
9476 (duplicate_array): New function.
9477 (ipa_edge_duplication_hook): New function.
9478 (ipa_node_duplication_hook): New function.
9479 (ipa_register_cgraph_hooks): New function.
9480 (ipa_unregister_cgraph_hooks): New function.
9481 (free_all_ipa_structures_after_ipa_cp): New function.
9483 * ipa-prop.h: Include vec.h.
9484 (ipa_node_params_t): New typedef with vector types for it.
9485 (ipa_edge_args_t): New typedef with vector types for it.
9486 (IPA_NODE_REF): Changed to access an on-the-side vector.
9487 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9488 (ipa_check_create_node_params): New function.
9489 (ipa_check_create_edge_args): New function.
9491 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9494 2008-07-07 Tom Tromey <tromey@redhat.com>
9496 * configure, config.in: Rebuilt.
9497 * configure.ac: Don't check for scandir or alphasort.
9499 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9501 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9502 types immediately after creating them.
9504 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9506 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9508 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9510 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9511 dump_constraint_graph.
9512 (dump_constraint_edge): New function.
9513 (dump_constraint_graph): New function.
9514 (debug_constraint_graph): New function.
9515 (dump_constraint): Removed useless comparison.
9516 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9517 (dump_constraint_graph): Declare.
9518 (debug_constraint_graph): Declare.
9519 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9521 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9523 * config/i386/i386.c (is_va_list_char_pointer): New.
9524 (ix86_va_start): Replace compare with ms_va_list_type_node
9525 by is_va_list_char_pointer.
9526 (ix86_gimplify_va_arg): Likewise.
9528 2008-07-07 Martin Jambor <mjambor@suse.cz>
9530 * cgraph.c (cgraph_edge_max_uid): New variable.
9531 (struct cgraph_edge_hook_list): New type.
9532 (struct cgraph_node_hook_list): New type.
9533 (struct cgraph_2edge_hook_list): New type.
9534 (struct cgraph_2node_hook_list): New type.
9535 (first_cgraph_edge_removal_hook): New variable.
9536 (first_cgraph_node_removal_hook): New variable.
9537 (first_cgraph_edge_duplicated_hook): New variable.
9538 (first_cgraph_node_duplicated_hook): New variable.
9539 (cgraph_add_edge_removal_hook): New function.
9540 (cgraph_remove_edge_removal_hook): New function.
9541 (cgraph_call_edge_removal_hooks): New function.
9542 (cgraph_add_node_removal_hook): New function.
9543 (cgraph_remove_node_removal_hook): New function.
9544 (cgraph_call_node_removal_hooks): New function.
9545 (cgraph_add_edge_duplication_hook): New function.
9546 (cgraph_remove_edge_duplication_hook): New function.
9547 (cgraph_call_edge_duplication_hooks): New function.
9548 (cgraph_add_node_duplication_hook): New function.
9549 (cgraph_remove_node_duplication_hook): New function.
9550 (cgraph_call_node_duplication_hooks): New function.
9551 (cgraph_create_edge): Assign to edge uid.
9552 (cgraph_remove_edge): Call edge removal hooks.
9553 (cgraph_node_remove_callees): Call edge removal hooks.
9554 (cgraph_node_remove_callers): Call edge removal hooks.
9555 (cgraph_remove_node): Call node removal hooks.
9556 (cgraph_clone_edge): Call edge duplication hooks.
9557 (cgraph_clone_node): Call node duplication hooks.
9559 * cgraph.h (cgraph_edge): New field uid.
9560 (cgraph_edge_hook): New type.
9561 (cgraph_node_hook): New type.
9562 (cgraph_2edge_hook): New type.
9563 (cgraph_2node_hook): New type.
9565 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9567 * config.in: Regenerate.
9569 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9571 * gcc.c (print_sysroot): New.
9572 (option_map, display_help, process_command): Handle the
9573 -print-sysroot option.
9574 (main): Print the sysroot if requested.
9575 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9577 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9580 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9582 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9584 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9585 (assign_parm_setup_block_p): Also check mode of entry_parm.
9587 2008-07-07 Richard Guenther <rguenther@suse.de>
9589 * tree-ssa-structalias.h (set_used_smts): Remove.
9590 * tree-ssa-structalias.c (used_smts): Likewise.
9591 (set_used_smts): Likewise.
9592 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9593 call to set_used_smts.
9595 2008-07-07 Richard Guenther <rguenther@suse.de>
9597 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9598 (new_var_info): Set it to false.
9599 (solution_set_add): Correctly handle pointers outside a var and
9601 (type_safe): Treat variables with is_full_var properly.
9602 (do_sd_constraint): Likewise.
9603 (do_ds_constraint): Likewise.
9604 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9605 (get_constraint_for_ptr_offset): New function.
9606 (get_constraint_for_component_ref): For addresses at least include
9607 the last field of the variable. Handle is_full_vars properly.
9608 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9609 (handle_ptr_arith): Remove.
9610 (find_func_aliases): Simplify assignment handling.
9611 (create_function_info_for): For parameter and result varinfos set
9613 (create_variable_info_for): Set is_full_var flag whenever we
9614 just created a single varinfo for a decl.
9615 (init_alias_vars): Initialize use_field_sensitive from
9616 max-fields-for-field-sensitive parameter.
9618 2008-07-07 Richard Guenther <rguenther@suse.de>
9620 PR tree-optimization/36713
9621 * tree-flow-inline.h (is_call_used): New function.
9622 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9623 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9624 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9626 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9628 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9630 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9632 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9634 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9635 Nathan Sidwell <nathan@codesourcery.com>
9637 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9638 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9640 * config/m68k/t-linux: New.
9641 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9644 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9646 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9647 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9650 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9652 * gcc.c (execute): Fix -Wc++-compat warning.
9654 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9657 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9658 constant for little endian.
9660 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9662 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9663 mips_base_mips16 instead of TARGET_MIPS16.
9664 (mips_base_mips16): Declare.
9665 * config/mips/mips.c (mips_base_mips16): Make global.
9666 (was_mips16_p): Remove GTY marker.
9667 (was_mips16_pch_p): New variable.
9668 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9669 (mips_override_options): Force to non-MIPS16 mode initially.
9670 Do not complain about MIPS16 PIC incompatibilities here.
9671 Only allow -mgpopt if -mexplicit-relocs is in force for
9674 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9676 * configure.ac: Check for caddr_t, define to char * if not defined.
9677 * configure: Regenerate.
9678 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9679 (mmap_gt_pch_use_address): Likewise.
9680 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9682 2008-07-06 Richard Guenther <rguenther@suse.de>
9684 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9685 (new_var_info): Deal with it.
9686 (solution_set_add): Likewise.
9687 (bitpos_of_field): Make signed, fix.
9688 (struct fieldoff): Remove type and decl fields. Make size field
9689 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9691 (fieldoff_compare): Deal with it.
9692 (push_fields_onto_fieldstack): Remove has_union argument, glob
9693 adjacent non-pointer fields together.
9694 (create_function_info_for): Do not set has_union.
9695 (create_variable_info_for): Simplify.
9697 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9699 * config.gcc (extra_headers): Add cross-stdarg.h for target
9700 x86_64-*-* and i?86-*-*.
9701 * config/i386/cross-stdarg.h: New.
9702 * builtins.c (std_fn_abi_va_list): New.
9703 (std_canonical_va_list_type): New.
9704 (stabilize_va_list): Replace va_list_type_node use by
9705 mtarget.canonical_va_list_type.
9706 (gimplify_va_arg_expr): Likewise.
9707 (expand_builtin_va_copy): Replace va_list_type_node use by
9708 mtarget.fn_abi_va_list.
9709 * tree-sra.c (is_va_list_type): New helper.
9710 (decl_can_be_decomposed_p): Replace
9711 va_list_type_node use by is_va_list_type.
9712 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9713 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9714 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9715 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9716 (ix86_enum_va_list): New.
9717 * config/i386/i386.c (sysv_va_list_type_node): New.
9718 (ms_va_list_type_node): New.
9719 (ix86_function_type_abi): Remove sorry.
9720 (ix86_build_builtin_va_list_abi): New.
9721 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9723 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9724 (ix86_init_builtins_va_builtins_abi): New.
9725 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9727 (ix86_handle_abi_attribute): New.
9728 (attribute_spec): Add sysv_abi and ms_abi.
9729 (ix86_fn_abi_va_list): New.
9730 (ix86_canonical_va_list_type): New.
9731 (ix86_enum_va_list): New.
9732 (TARGET_FN_ABI_VA_LIST): New.
9733 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9734 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9735 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9736 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9737 (TARGET_ENUM_VA_LIST): New.
9738 * expr.h (std_fn_abi_va_list): New.
9739 (std_canonical_va_list_type): New.
9740 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9741 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9742 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9743 TARGET_CANONICAL_VA_LIST_TYPE.
9744 * target.h (struct gcc_target): Add fn_abi_va_list hook
9745 and canonical_va_list_type hook.
9747 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9749 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9750 integral and pointer types.
9752 2008-07-04 Roger Sayle <roger@eyesopen.com>
9754 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9755 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9757 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9760 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9762 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9764 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9765 build_gimple_modify_stmt.
9766 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9767 gimple operand. Use fold_build* instead of build*.
9769 2008-07-04 Richard Guenther <rguenther@suse.de>
9771 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9772 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9773 properly to compute the reachability set if we do field-sensitive PTA.
9774 * invoke.texi (max-fields-for-field-sensitive): Document default.
9775 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9776 100 for optimize >= 2.
9778 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9780 * ggc-zone.c (lookup_page_table_if_allocated,
9781 set_page_table_entry, zone_find_object_size, alloc_small_page,
9782 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9783 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9784 -Wc++-compat and/or -Wcast-qual warnings.
9786 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9789 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9790 pic_offset_table_rtx to be marked as used here.
9791 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9792 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9793 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9794 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9797 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9799 * alloc-pool.c (hash_descriptor, eq_descriptor,
9800 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9801 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9803 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9804 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9805 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9806 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9809 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9811 * tree-flow.h (loop_only_exit_p): Declare.
9812 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9813 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9814 the number of iterations if it is constant. Otherwise, if this is the
9815 only possible exit of the loop, use the conservative estimate on the
9816 number of iterations of the entire loop if available.
9818 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9820 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9821 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9822 Add synchronization functions.
9823 * config/sync.c: New file.
9824 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9825 (LIBGCC_SYNC_CFLAGS): Likewise.
9827 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9830 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9831 (*pushtf_sse): New insn pattern.
9832 (pushtf splitters): New splitters.
9834 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9837 * predict.c (build_predict_expr): Use void_type_node for the tree
9838 type, instead of NULL_TREE.
9840 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9842 * config/i386/i386.c (contains_aligned_value_p): Return true
9844 (ix86_data_alignment): Align TCmode to 128bits.
9845 (ix86_local_alignment): Likewise.
9847 2008-07-03 Andrew Haley <aph@redhat.com>
9850 * vec.h (VEC_TA): New.
9851 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9852 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9853 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9854 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9855 (C_COMMON_FIXED_TYPES): Remove first arg.
9856 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9857 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9858 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9859 not to use empty macro arguments.
9861 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9863 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9864 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9865 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9866 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9867 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9868 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9869 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9870 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9871 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9872 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9873 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9874 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9875 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9876 config/rs6000/e500crtres64gpr.asm,
9877 config/rs6000/e500crtres64gprctr.asm,
9878 config/rs6000/e500crtrest32gpr.asm,
9879 config/rs6000/e500crtrest64gpr.asm,
9880 config/rs6000/e500crtresx32gpr.asm,
9881 config/rs6000/e500crtresx64gpr.asm,
9882 config/rs6000/e500crtsav32gpr.asm,
9883 config/rs6000/e500crtsav64gpr.asm,
9884 config/rs6000/e500crtsav64gprctr.asm,
9885 config/rs6000/e500crtsavg32gpr.asm,
9886 config/rs6000/e500crtsavg64gpr.asm,
9887 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9888 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9889 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9890 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9891 config/sparc/sol2-cn.asm: Remove .file directives.
9893 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9895 * resource.c (mark_referenced_resources): Look inside
9896 UNSPEC_VOLATILEs and ASM_INPUTs.
9898 2008-07-02 Ian Lance Taylor <iant@google.com>
9900 * rtlanal.c (add_reg_note): New function.
9901 * rtl.h (add_reg_note): Declare.
9902 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9903 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9904 * builtins.c (expand_builtin_longjmp): Likewise.
9905 (expand_builtin_nonlocal_goto): Likewise.
9906 * calls.c (emit_call_1, expand_call): Likewise.
9907 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9908 * cfglayout.c (fixup_reorder_chain): Likewise.
9909 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9910 (commit_one_edge_insertion): Likewise.
9911 * combine.c (move_deaths, distribute_notes): Likewise.
9912 * df-problems.c (df_set_note): Likewise.
9913 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9914 (set_unique_reg_note): Likewise.
9915 (emit_copy_of_insn_after): Likewise.
9916 * expr.c (expand_expr_real): Likewise.
9917 * gcse.c (add_label_notes): Likewise.
9918 * haifa-sched.c (create_check_block_twin): Likewise.
9919 * jump.c (mark_jump_label_1): Likewise.
9920 * loop-doloop.c (add_test, doloop_modify): Likewise.
9921 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9922 * lower-subreg.c (move_eh_region_note): Likewise.
9923 * optabs.c (emit_libcall_block): Likewise.
9924 * predict.c (predict_insn): Likewise.
9925 (combine_predictions_for_insn): Likewise.
9926 * recog.c (peephole2_optimize): Likewise.
9927 * regmove.c (try_auto_increment): Likewise.
9928 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9929 * reload.c (find_reloads): Likewise.
9930 * reload1.c (fixup_eh_region_note): Likewise.
9931 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9932 * reorg.c (delete_prior_computation): Likewise.
9933 (delete_computation, dbr_schedule): Likewise.
9934 * config/pa/pa.c (legitimize_pic_address): Likewise.
9935 * config/sh/sh.c (sh_reorg): Likewise.
9937 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9940 * config/libgcc-glibc.ver: Add %exclude.
9941 * config/m32r/libgcc-glibc.ver: Likwise.
9942 * config/s390/libgcc-glibc.ver: Likwise.
9943 * config/sh/libgcc-glibc.ver: Likwise.
9944 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9946 * config/i386/libgcc-glibc.ver: New.
9948 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9950 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9952 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9953 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9954 i[34567]86-*-linux*, x86_64-*-linux*. Add
9955 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9956 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9957 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9958 i[34567]86-*-linux*, x86_64-*-linux*.
9960 * libgcc-std.ver: Add empty GCC_4.4.0.
9962 * mkmap-symver.awk: Support multiple versions per symbol.
9964 * config/i386/i386.c (ix86_init_builtins): Always define
9965 __builtin_fabsq and __builtin_copysignq with fallbacks.
9966 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9967 and __builtin_copysignq if SSE2 isn't available.
9969 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9970 (LIBGCC2_TF_CEXT): Likwise.
9973 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9975 * config/i386/sfp-machine.h: Moved to libgcc.
9977 * config/i386/sfp-machine.h: New.
9978 * config/i386/t-linux: Likwise.
9980 * config/i386/t-darwin: Remove softfp_wrap_start and
9982 * config/i386/t-darwin64: Likewise.
9984 * config/i386/t-fprules-softfp64: Renamed to ...
9985 * config/i386/t-fprules-softfp: This.
9987 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9988 and softfp_wrap_end.
9990 2008-07-02 Jason Merrill <jason@redhat.com>
9992 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9994 * tree.c (ctor_to_list): New fn.
9995 * tree.h: Declare it.
9996 (CONSTRUCTOR_ELT): New macro.
9997 (CONSTRUCTOR_NELTS): New macro.
9999 2008-07-02 Richard Guenther <rguenther@suse.de>
10001 * tree-ssa-structalias.c (struct variable_info): Reorder
10002 to fill padding on 64bit hosts. Make collapsed_to an int.
10003 (get_varinfo_fc): Deal with that.
10004 (new_var_info): Likewise.
10005 (collapse_rest_of_var): Likewise.
10007 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10009 * doc/install.texi (--enable-java-home): Document.
10010 (--enable-aot-compile-rpm): Likewise.
10011 (--with-arch-directory): Likewise.
10012 (--with-os-directory): Likewise.
10013 (--with-origin-name): Likewise.
10014 (--with-arch-suffix): Likewise.
10015 (--with-jvm-root-dir): Likewise.
10016 (--with-jvm-jar-dir): Likewise.
10017 (--with-python-dir): Likewise.
10019 2008-07-02 Richard Guenther <rguenther@suse.de>
10021 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10022 from decls explicitly. Merge operand checking from tuples.
10024 2008-07-02 Martin Jambor <mjambor@suse.cz>
10026 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10028 2008-07-02 Martin Jambor <mjambor@suse.cz>
10030 * tree-switch-conversion.c: Included timevar.h
10031 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10033 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10035 2008-07-02 Martin Jambor <mjambor@suse.cz>
10037 * tree-switch-conversion.c: Corrected various comments and
10039 (build_constructors): Fixed minor formatting mistakes.
10041 * invoke.texi (Optimize Options): Corrected the
10042 switch-conversion-max-branch-ratio parameter.
10044 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10046 * final.c (asm_insn_count): Return zero for an empty asm body.
10048 2008-07-02 Richard Guenther <rguenther@suse.de>
10050 * bitmap.h (bitmap_set_bit): Return bool.
10051 (bitmap_clear_bit): Likewise.
10052 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10053 write to the bitmap if it would.
10054 (bitmap_clear_bit): Likewise.
10055 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10056 bitmap_set_bit return value.
10057 (add_pred_graph_edge): Likewise.
10058 (add_graph_edge): Likewise.
10059 (do_sd_constraint): Likewise.
10060 (do_ds_constraint): Likewise.
10062 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10064 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10065 Fix -Wc++-compat and/or -Wcast-qual warnings.
10066 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10067 gen_regparm_prefix): Likewise.
10068 * vmsdbgout.c (write_modbeg, lookup_filename,
10069 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10071 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10073 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10074 defaults.h definition apply.
10076 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10078 * function.c (assign_parm_remove_parallels): New.
10079 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10081 (assign_parm_setup_block): Do not handle them.
10082 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10083 assign_parm_remove_parallels.
10085 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10087 * c-typeck.c (convert_for_assignment): Use
10088 vector_targets_convertible_p.
10089 * c-common.c (vector_targets_convertible_p): New.
10090 * c-common.h (vector_targets_convertible_p): New prototype.
10091 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10092 opaque_p_V2SI_type_node.
10094 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10096 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10099 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10101 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10102 TFmode constants via two element DImode vector for hosts with
10103 HOST_BITS_PER_WIDE_INT < 64.
10104 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10105 also for HOST_BITS_PER_WIDE_INT < 64.
10107 2008-07-01 Richard Guenther <rguenther@suse.de>
10109 PR tree-optimization/36666
10110 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10111 (get_constraint_exp_from_ssa_var): Split into ...
10112 (get_constraint_exp_for_temp): ... this ...
10113 (get_constraint_for_ssa_var): ... and that.
10114 Return constraint expressions for all touched sub-fields
10115 if the results address is not taken.
10116 (process_constraint): Remove assertion that aggregate
10117 assignments do not happen at this place.
10118 (get_constraint_for_component_ref): Add address_p argument.
10119 Return constraint expressions for all touched sub-fields
10120 if the results address is not taken.
10121 (do_deref): Use get_constraint_exp_for_temp.
10122 (get_constraint_for_1): Rename from ...
10123 (get_constraint_for): ... this. Add the old function as wrapper.
10124 (do_structure_copy): Use get_constraint_for_1.
10126 2008-07-01 Martin Jambor <mjambor@suse.cz>
10128 * Makefile.in (tree-switch-conversion.o): Add.
10129 (OBJS-common): Add tree-swtch-conversion.o.
10130 * passes.c (init_optimization_passes): Add pass_convert_switch.
10131 * tree-pass.h: (pass_convert_switch): Add.
10132 * tree-switch-conversion.c: New file.
10133 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10134 * common.opt (ftree-cswtch): New option.
10135 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10136 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10137 * opts.c (decode_options): Set flag_tree_switch_conversion when
10138 optimization level is >= 2.
10139 * doc/invoke.texi (Optimize Options): Added description of
10140 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10142 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10144 * config/darwin-driver.c (darwin_default_min_version): Fix
10145 -Wc++-compat warnings.
10147 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10149 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10152 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10154 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10156 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10158 PR rtl-optimization/34744
10159 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10160 (df_scan_free_internal): Free data structures not
10161 allocated in storage pools.
10162 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10163 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10164 df_scan_free_mws_vec.
10165 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10168 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10170 * config/i386/i386.c (contains_aligned_value_p): Return true
10172 (ix86_function_arg_boundary): Return its natural boundary
10174 (return_in_memory_32): Don't check TDmode.
10175 (ix86_split_to_parts): Support splitting into 4 parts and
10176 support TFmode for 32bit target.
10177 (ix86_split_long_move): Support splitting into 4 parts.
10178 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10180 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10181 (ix86_init_builtins): Here.
10182 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10183 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10184 'q' and 'w', respectively.
10186 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10188 (movtf_internal): Likewise.
10189 (<code>tf2): Likewise.
10190 (*absnegtf2_sse): Likewise.
10191 (copysign<mode>3): Likewise.
10192 (copysign<mode>3_const): Likewise.
10193 (copysign<mode>3_var): Likewise.
10194 (define_split UNSPEC_COPYSIGN): Likewise.
10195 * config/i386/sse.md (*nandtf3): Likewise.
10196 (<code>tf3): Likewise.
10197 (*<code>tf3): Likewise.
10199 2008-06-30 Joey Ye <joey.ye@intel.com>
10200 H.J. Lu <hongjiu.lu@intel.com>
10202 * global.c (compute_regsets): Set frame_pointer_needed here.
10203 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10205 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10207 * doc/install.texi (specific): Expand Windows build notes.
10209 2008-06-30 Ira Rosen <irar@il.ibm.com>
10211 PR tree-optimization/36648
10212 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10213 number of prolog iterations by step. Fix the comment.
10215 2008-06-30 Richard Guenther <rguenther@suse.de>
10217 PR middle-end/36671
10218 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10219 handle calls from ECF_MALLOC functions.
10220 (handle_pure_call): ECF_MALLOC functions do not return
10222 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10224 2008-06-29 Andreas Schwab <schwab@suse.de>
10226 * config/m68k/m68k.c (print_operand): Always print a float
10228 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10229 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10232 * config/rs6000/x-linux64: Remove never used file.
10234 2008-06-29 Richard Guenther <rguenther@suse.de>
10236 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10238 (struct alias_info): Move ...
10239 * tree-ssa-alias.c: ... here.
10240 (update_alias_info): Declare.
10241 (compute_may_aliases): Call it.
10242 (update_alias_info): New function.
10243 * tree-ssa-structalias.c (update_alias_info): Move ...
10244 * tree-ssa-alias.c (update_alias_info_1): ... here.
10245 * tree-ssa-structalias.c (process_constraint_1): Remove
10246 unused from_call argument. Rename to ...
10247 (process_constraint): ... this. Delete old wrapper.
10248 (make_constraint_to): Adjust callers.
10249 (handle_const_call): Likewise.
10250 (handle_pure_call): Likewise.
10251 (init_base_vars): Likewise.
10252 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10253 (find_func_aliases): We don't need structure copies for
10255 (make_constraint_from_anything): Remove.
10256 (create_variable_info_for): For globals make constraints
10257 from escaped, not from anything.
10258 (compute_points_to_sets): Do not call update_alias_info.
10259 (ipa_pta_execute): Use make_constraint_from.
10261 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10263 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10264 (bitmap.o-warn, dominance.o-warn): New.
10265 * configure.ac (cxx_compat_warn): Delete.
10266 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10267 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10269 * configure: Regenerate.
10271 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10274 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10276 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10277 * df-scan.c (df_notes_rescan): Likewise.
10278 * ggc-page.c (set_page_table_entry): Likewise.
10279 * intl.c (gcc_gettext_width): Likewise.
10280 * varasm.c (get_unnamed_section, get_noswitch_section,
10281 get_section): Likewise.
10283 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10285 * regrename.c (build_def_use): Don't copy RTX.
10287 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10289 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10290 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10291 punctuation. Use @ref instead of @xref.
10292 (Function Names): Remove stray @display/@end display.
10293 (C++ Attributes): Use @ref instead of @xref.
10294 (Deprecated Features): Fix punctuation around @xref.
10295 (Backwards Compatibility): Likewise.
10296 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10298 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10300 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10301 constants for E500 double.
10303 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10305 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10306 element type of const_vector.
10308 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10310 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10311 Remove FLAGS_REG clobber from expander pattern.
10312 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10313 (anddi3, andsi3, andhi3, andqi3): Ditto.
10314 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10315 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10316 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10317 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10318 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10319 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10320 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10321 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10323 2008-06-28 Richard Guenther <rguenther@suse.de>
10325 * tree-ssa-structalias.c (callused_id, var_callused,
10326 callused_tree): Add.
10327 (handle_pure_call): New function.
10328 (find_func_aliases): Call it.
10329 (find_what_p_points_to): Handle the call-used set.
10330 (clobber_what_escaped): Likewise.
10331 (compute_call_used_vars): New function.
10332 (init_base_vars): Init the call-used variable.
10333 (do_sd_constraint): Do not propagate the solution from CALLUSED
10334 but use CALLUSED as a placeholder.
10335 (solve_graph): Likewise.
10336 * tree-flow-inline.h (gimple_call_used_vars): New function.
10337 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10338 (compute_call_used_vars): Declare.
10339 * tree-ssa-alias.c (set_initial_properties): Call
10340 compute_call_used_vars.
10341 (reset_alias_info): Clear call-used variables.
10342 (add_call_clobber_ops): Assert we are not called for const/pure
10343 functions. Remove handling of them.
10344 (add_call_read_ops): Handle pure functions by adding the
10345 call-used set of variables as VUSEs.
10346 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10347 (delete_tree_ssa): Free it.
10348 * tree-dfa.c (remove_referenced_var): Clear the var from the
10351 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10353 * tree.c (build_varargs_function_type_list): New.
10354 (build_function_type_list_1): New.
10355 (build_function_type_list): Use build_function_type_list_1.
10356 * tree.h (build_varargs_function_type_list): New.
10358 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10361 * config/spu/spu.c (spu_builtin_splats): Do not generate
10362 invalid CONST_VECTOR expressions.
10363 (spu_expand_vector_init): Likewise.
10365 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10367 * optabs.c (libfunc_decls): New variable.
10368 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10369 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10370 for the same function twice.
10372 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10375 ix86_expand_binary_operator directly.
10376 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10378 (*ashrti3_1): Ditto.
10379 (*lshrti3_1): Ditto.
10380 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10381 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10382 using only one splitter. Conditionaly execute splitter before or
10383 after peephole2 pass.
10384 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10385 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10386 Use only one alternative in asm template.
10387 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10389 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10390 "J" operand constraint for operand 2.
10391 (*ashldi3_cconly_rex64): Ditto.
10392 (*ashrdi3_cmp_rex64): Ditto.
10393 (*ashrdi3_cconly_rex64): Ditto.
10394 (*lshrdi3_cmp_rex64): Ditto.
10395 (*lshrdi3_cconly_rex64): Ditto.
10396 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10397 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10398 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10401 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10403 * gimplify.c (omp_is_private): Don't return true if decl is not
10404 already private on #pragma omp for or #pragma omp parallel for.
10407 * tree-cfg.c (struct move_stmt_d): Replace block field with
10408 orig_block and new_block fields.
10409 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10410 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10411 (move_block_to_fn): Replace vars_map and new_label_map arguments
10412 with struct move_stmt_d pointer.
10413 (replace_block_vars_by_duplicates): New function.
10414 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10415 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10416 all subblocks of ORIG_BLOCK to the new function. Call
10417 replace_block_vars_by_duplicates.
10418 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10419 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10420 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10421 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10422 (expand_omp): Temporarily set input_location to the location of
10423 region's controlling stmt.
10424 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10425 BIND_EXPR, push ctx->block_vars and gimplification vars into
10426 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10427 into dest function.
10428 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10429 there are any BLOCK_VARS.
10430 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10431 OMP_PARALLEL or OMP_TASK stmt.
10432 (lower_omp): Save and restore input_location around the lower_omp_1
10435 2008-06-27 Richard Guenther <rguenther@suse.de>
10437 PR tree-optimization/36400
10438 PR tree-optimization/36373
10439 PR tree-optimization/36344
10440 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10441 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10442 (update_alias_info): Remove call clobbering code.
10443 (make_constraint_to): New helper function.
10444 (make_escape_constraint): Likewise.
10445 (handle_rhs_call): Use it on all pointer containing arguments.
10446 Also mark the static chain escaped.
10447 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10448 instead of ANYTHING.
10449 (make_constraint_from): New helper split out from ...
10450 (make_constraint_from_anything): ... here.
10451 (find_func_aliases): Add constraints for escape sites.
10452 (intra_create_variable_infos): Make constraints from NONLOCAL
10454 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10456 (clobber_what_p_points_to): Remove.
10457 (clobber_what_escaped): New function.
10458 (init_base_vars): Init NONLOCAL and ESCAPED.
10459 (do_sd_constraint): Do not propagate the solution from ESCAPED
10460 but use ESCAPED as a placeholder.
10461 (solve_graph): Likewise.
10462 * tree-flow.h (clobber_what_p_points_to): Remove.
10463 (clobber_what_escaped): Declare.
10464 * tree-ssa-alias.c (set_initial_properties): Call it.
10465 Remove code clobbering escaped pointers.
10467 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10469 * function.c (allocate_struct_function): Only allocate a unique
10470 funcdef_no if the decl is nonzero.
10472 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10474 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10475 * config/mips/mips.c (mips_split_const_insns): New function.
10476 * config/mips/mips.md (move_type): New attribute.
10477 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10478 (dword_mode): New attribute.
10479 (type): Avoid long line. Map "move_type"s to "type"s,
10480 choosing "multi" for doubleword moves if appropriate.
10481 Swap MTC/MFC comments to match their declaration order.
10482 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10483 "type" is "branch" or "jal" is "direct".
10484 (length): Handle "extended_mips16" first. Make the default
10485 "0" for "ghost" instructions. Set the length from "move_type".
10486 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10487 of "type", with "sll0" for the register alternative. Remove the
10488 "extended_mips16" attribute.
10489 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10490 of "type", with "shift_shift" for the register alternative.
10491 Remove the "length" attribute.
10492 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10493 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10494 of "type", with "andi" for the register alternative.
10495 (*zero_extendqihi2): Likewise.
10496 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10497 of "andi" instead of a "type" of "arith".
10498 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10500 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10501 (mov_<store>r, *mov<mode>_ra): Likewise.
10502 (extendsidi2): Use "move_type" instead of "type", with "move"
10503 for the register alternative.
10504 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10505 of "type", with "signext" for the register alternative.
10506 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10507 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10508 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10509 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10510 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10511 (unnamed branch insn): Likewise.
10512 (*movdi_gp32_fp64): Fold into...
10513 (*movdi_32bit): ...here.
10514 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10515 (*movdf_hardfloat): ...this new pattern.
10516 (*movdf_softfloat): Remove redundant FPR alternatives.
10517 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10518 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10519 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10520 the "move" attribute.
10521 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10522 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10523 and "store" for COP loads and stores.
10524 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10525 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10526 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10527 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10528 (*movtf_mips16, *movv2sf): Likewise.
10529 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10530 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10531 (mfhc1<mode>): Use "move_type" instead of "move".
10532 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10533 (loadgp_blockage): Remove the "length" attribute.
10534 (blockage, set_got_version, update_got_version): Likewise.
10535 (call_internal): Remove the "extended_mips16" attribute.
10536 (call_value_internal, call_value_multiple_internal): Likewise.
10537 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10539 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10540 the "length" attribute.
10542 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10544 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10545 -Wcast-qual warnings.
10546 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10547 handle_pragma_pop_macro): Likewise.
10548 * collect2.c (resolve_lib_name): Likewise.
10549 * config/arc/arc.c (arc_init): Likewise.
10550 * config/arm/arm.c (neon_builtin_compare,
10551 locate_neon_builtin_icode): Likewise.
10552 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10553 * config/bfin/bfin.c (bfin_init_machine_status,
10554 bfin_optimize_loop): Likewise.
10555 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10556 * config/cris/cris.c (cris_init_expanders): Likewise.
10557 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10558 * config/darwin.c (machopic_indirection_eq,
10559 machopic_indirection_name, machopic_output_indirection): Likewise.
10560 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10561 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10562 frv_optimize_membar): Likewise.
10563 * config/i386/cygwin.h (mingw_scan,
10564 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10565 * config/i386/cygwin1.c (mingw_scan): Likewise.
10566 * config/i386/i386.c (machopic_output_stub): Likewise.
10567 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10568 i386_pe_unique_section): Likewise.
10569 * config/ia64/ia64.c (ia64_init_machine_status,
10570 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10572 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10573 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10574 * config/m68k/m68k.c (m68k_handle_option,
10575 m68k_sched_md_init_global): Likewise.
10576 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10577 mcore_unique_section): Likewise.
10578 * config/mips/mips.c (mips_block_move_straight,
10579 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10581 * config/mmix/mmix.c (mmix_init_machine_status,
10582 mmix_encode_section_info): Likewise.
10583 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10584 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10585 print_operand_address, output_toc, redefine_groups,
10586 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10587 * config/s390/s390.c (s390_init_machine_status): Likewise.
10588 * config/score/score.c (score_block_move_straight,
10589 score_block_move_loop_body): Likewise.
10590 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10591 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10592 * emit-rtl.c (find_auto_inc): Likewise.
10593 * gcc.c (translate_options, process_command): Likewise.
10594 * reorg.c (dbr_schedule): Likewise.
10595 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10596 * xcoffout.c (xcoffout_declare_function): Likewise.
10598 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10600 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10601 ipa-pta working again.
10603 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10605 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10608 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10610 * config.gcc (powerpc*-*-*): Add new core e500mc.
10611 * config/rs6000/e500mc.md: New file.
10612 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10614 (rs6000_override_options): Add e500mc case to
10615 processor_target_table. Altivec and Spe options not allowed
10616 with e500mc. Add isel instruction to e500mc by
10617 default. Initialize rs6000_cost for e500mc.
10618 (rs6000_issue_rate): Set issue rate for e500mc.
10619 * config/rs6000/rs6000.h (processor_type): Add
10620 PROCESSOR_PPCE500MC.
10621 (ASM_CPU_SPEC): Add e500mc.
10622 Set TARGET_ISEL to rs6000_isel.
10623 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10624 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10625 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10627 * doc/invoke.texi: Add e500mc to list of cpus.
10629 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10632 * c-lex.c (lex_charconst): Initialize unsignedp.
10634 2008-06-27 Olivier Hainque <hainque@adacore.com>
10636 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10637 documented assumptions.
10639 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10641 * dwarf2out.c: Remove trailing white spaces. Break long line
10644 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10646 * libfuncs.h (LTI_synchronize): New libfunc_index.
10647 (synchronize_libfunc): Declare.
10648 * builtins.c (expand_builtin_synchronize): Consider using
10649 synchronize_libfunc before falling back on an asm blockage.
10650 * config/mips/mips.c: Include libfuncs.h
10651 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10653 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10655 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10656 parameter. Copy stack_reg to r11 where appropriate.
10657 (no_global_regs_above): Add gpr parameter.
10658 (rs6000_stack_info): Only add padding for SPE save area if we
10659 are saving SPE GPRs and CR.
10660 (saveres_routine_syms): New variable.
10661 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10663 (rs6000_savres_routine_sym): New function.
10664 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10666 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10667 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10668 Tweak FPR out-of-line saving.
10669 (rs6000_make_savres_rtx): New function.
10670 (rs6000_use_multiple_p): New function.
10671 (rs6000_savres_strategy): New function.
10672 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10673 out-of-line if appropriate.
10674 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10675 if we are optimizing for size.
10676 (GP_SAVE_INLINE): Define.
10677 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10678 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10679 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10680 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10681 (*save_fpregs_<mode>): Add use of r11.
10682 (*restore_gpregs_<mode>): New insn.
10683 (*return_and_restore_gpregs_<mode>): New insn.
10684 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10686 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10687 (*restore_gpregs_spe): New insn.
10688 (*return_and_restore_gpregs_spe): New insn.
10689 * config/rs6000/predicates.md (save_world_operation): Fix check.
10691 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10693 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10694 this point, so assert that.
10696 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10698 * cfganal.c: Include vec.h and vecprim.h.
10699 (compute_idf): Import from...
10700 * tree-into-ssa (compute_idf): ...here.
10701 * basic-block.h (compute_idf): Export.
10703 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10705 * c-decl.c (merge_decls): Use !current_function_decl to check for
10706 extern declaration of C99 inline function being at file scope.
10708 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10710 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10712 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10714 * alias.c (record_alias_subset, init_alias_analysis): Fix
10715 -Wc++-compat and/or -Wcast-qual warnings.
10716 * attribs.c (lookup_attribute_spec): Likewise.
10717 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10718 copy_bb, connect_traces,
10719 find_rarely_executed_basic_blocks_and_cr): Likewise.
10720 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10721 note_btr_set, migrate_btr_defs): Likewise.
10722 * builtins.c (result_vector, expand_builtin_memcpy,
10723 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10724 builtin_memset_read_str, expand_builtin_printf,
10725 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10727 * caller-save.c (mark_set_regs): Likewise.
10728 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10729 * cgraph.c (cgraph_edge): Likewise.
10730 * combine.c (likely_spilled_retval_1): Likewise.
10731 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10732 htab_counts_entry_del, get_coverage_counts): Likewise.
10733 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10734 new_cselib_val): Likewise.
10735 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10736 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10738 * df-core.c (df_compact_blocks): Likewise.
10739 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10740 * df-scan.c (df_grow_reg_info, df_ref_create,
10741 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10742 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10743 df_record_entry_block_defs, df_record_exit_block_uses,
10744 df_bb_verify): Likewise.
10745 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10746 DF_REF_EXTRACT_MODE_CONST): New.
10747 * dominance.c (get_immediate_dominator, get_dominated_by,
10748 nearest_common_dominator, root_of_dom_tree,
10749 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10750 -Wc++-compat and/or -Wcast-qual warnings.
10751 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10752 record_store, replace_read, check_mem_read_rtx, scan_insn,
10753 dse_step1, dse_record_singleton_alias_set): Likewise.
10754 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10756 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10758 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10759 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10760 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10761 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10762 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10763 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10764 file_name_acquire, output_file_names, add_const_value_attribute,
10765 premark_used_types_helper, file_table_eq, file_table_hash,
10766 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10767 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10768 -Wcast-qual warnings.
10769 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10770 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10771 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10772 gen_reg_rtx, start_sequence, init_emit): Likewise.
10773 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10774 * except.c (init_eh_for_function, gen_eh_region,
10775 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10776 arh_to_landing_pad, arh_to_label, add_action_record,
10777 add_call_site, switch_to_exception_section): Likewise.
10778 * expmed.c (synth_mult): Likewise.
10779 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10780 store_expr): Likewise.
10781 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10783 * function.c (assign_stack_temp_for_type,
10784 allocate_struct_function, match_asm_constraints_1): Likewise.
10785 * gcov-io.c (gcov_allocate): Likewise.
10786 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10787 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10788 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10789 record_one_set, insert_expr_in_table, insert_set_in_table,
10790 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10791 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10792 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10793 -Wcast-qual warnings.
10795 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10797 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10798 -Wcast-qual warnings.
10799 * gcc.c (process_command): Likewise.
10800 * genattrtab.c (oballoc): Use XOBNEW.
10801 (oballocvec): Define.
10802 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10803 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10804 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10805 -Wc++-compat and/or -Wcast-qual warnings.
10806 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10807 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10808 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10809 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10810 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10811 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10812 add_excls, process_presence_absence_names,
10813 process_presence_absence_patterns, add_presence_absence,
10814 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10815 get_free_state, add_arc, get_free_automata_list_el,
10816 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10817 transform_3, cache_presence, create_ainsns, create_automata,
10818 create_state_ainsn_table, dfa_insn_code_enlarge,
10819 output_trans_func, output_min_issue_delay_func,
10820 output_dead_lock_func, output_reset_func,
10821 output_get_cpu_unit_code_func, output_dfa_start_func,
10822 expand_automata): Likewise.
10823 * genextract.c (gen_insn): Likewise.
10824 * gengtype-lex.l: Likewise.
10825 * gengtype.c (read_input_list, adjust_field_type,
10826 process_gc_options): Likewise.
10827 * genoutput.c (note_constraint): Likewise.
10828 * genpreds.c (mangle, add_constraint): Likewise.
10829 * genrecog.c (process_define_predicate, new_decision,
10830 add_to_sequence): Likewise.
10831 * gensupport.c (record_insn_name): Likewise.
10833 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10835 * config/i386/driver-i386.c (detect_caches_amd,
10836 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10837 and/or -Wcast-qual warnings.
10838 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10839 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10840 gt_pch_save): Likewise.
10841 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10842 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10843 * global.c (compute_regsets): Likewise.
10844 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10845 finish_graph_dump_file): Likewise.
10846 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10847 unlink_bb_notes): Likewise.
10848 * integrate.c (get_hard_reg_initial_val): Likewise.
10849 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10850 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10851 * local-alloc.c (update_equiv_regs): Likewise.
10852 * loop-invariant.c (check_invariant_table_size,
10853 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10855 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10856 altered_reg_used, mark_altered): Likewise.
10857 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10858 insert_var_expansion_initialization,
10859 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10860 release_var_copies): Likewise.
10861 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10862 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10863 analyze_accesses_for_phi_node, check_var_notmodified_p,
10864 check_allocation_function, find_sites_in_func,
10865 record_all_accesses_in_func, transform_access_sites,
10866 transform_allocation_sites): Likewise.
10867 * omp-low.c (new_omp_region, create_omp_child_function_name,
10868 check_omp_nesting_restrictions, check_combined_parallel,
10869 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10870 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10871 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10872 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10874 * opts-common.c (prune_options): Likewise.
10875 * opts.c (add_input_filename, print_filtered_help,
10876 get_option_state): Likewise.
10877 * params.c (add_params): Likewise.
10878 * passes.c (set_pass_for_id, next_pass_1,
10879 do_per_function_toporder, pass_fini_dump_file): Likewise.
10880 * postreload.c (reload_cse_simplify_operands): Likewise.
10881 * predict.c (tree_predicted_by_p, tree_predict_edge,
10882 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10884 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10886 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10888 * recog.c (check_asm_operands, validate_change_1): Likewise.
10889 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10890 subst_asm_stack_regs): Likewise.
10891 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10892 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10893 * regmove.c (reg_is_remote_constant_p): Likewise.
10894 * regrename.c (regrename_optimize, scan_rtx_reg,
10895 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10897 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10898 regstat_compute_calls_crossed): Likewise.
10899 * reload1.c (init_reload, new_insn_chain,
10900 has_nonexceptional_receiver, reload, copy_reloads,
10901 calculate_needs_all_insns, init_elim_table): Likewise.
10902 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10903 * rtl.c (shallow_copy_rtx_stat): Likewise.
10904 * rtlanal.c (parms_set): Likewise.
10905 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10906 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10907 * sched-ebb.c (earliest_block_with_similiar_load,
10908 add_deps_for_risky_insns): Likewise.
10909 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10910 schedule_region): Likewise.
10911 * see.c (eq_descriptor_pre_extension,
10912 hash_descriptor_pre_extension, hash_del_pre_extension,
10913 eq_descriptor_properties, hash_descriptor_properties,
10914 hash_del_properties, see_seek_pre_extension_expr,
10915 see_initialize_data_structures, see_print_register_properties,
10916 see_print_pre_extension_expr, see_delete_merged_def_extension,
10917 see_delete_unmerged_def_extension, see_emit_use_extension,
10918 see_pre_delete_extension, see_map_extension, see_commit_changes,
10919 see_analyze_merged_def_local_prop,
10920 see_analyze_merged_def_local_prop,
10921 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10922 see_set_prop_merged_def, see_set_prop_unmerged_def,
10923 see_set_prop_unmerged_use, see_print_one_extension,
10924 see_merge_one_use_extension, see_merge_one_def_extension,
10925 see_store_reference_and_extension, see_update_uses_relevancy,
10926 see_update_defs_relevancy): Likewise.
10927 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10928 hash_statistics_free, curr_statistics_hash): Likewise.
10929 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10930 expand_asm_operands, expand_return, case_bit_test_cmp,
10931 expand_case): Likewise.
10932 * stor-layout.c (start_record_layout): Likewise.
10933 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10934 gt_pch_save_stringpool): Likewise.
10935 * tree-data-ref.c (hash_stmt_vertex_info,
10936 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10937 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10939 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10942 * config/i386/i386.md : Change constraints of HImode and QImode
10943 immediate operands from "i" to "n". Change SImode "ni" constraint to
10944 "i" and SImode "rmi" constraint to "g". Remove all constraints
10945 from const0_operand and const1_operand predicated operands.
10946 (i): Change QImode and HImode attribute from "i" to "n".
10947 (*subqi_2): Change HImode operands to QImode.
10950 2008-06-25 Olivier Hainque <hainque@adacore.com>
10952 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10955 2008-06-25 Richard Guenther <rguenther@suse.de>
10957 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10958 not overflow the result type.
10960 2008-06-25 Richard Guenther <rguenther@suse.de>
10962 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10963 (vn_lookup): Likewise.
10965 2008-06-25 Richard Guenther <rguenther@suse.de>
10967 PR tree-optimization/35518
10968 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10969 * tree-sra.c (instantiate_element): Use fold_build3 to build
10971 (try_instantiate_multiple_fields): Likewise.
10973 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10975 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10978 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10980 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10981 use_backchain_to_restore_sp to true
10982 if the offset of the link register save area would go over the 32k - 1
10983 offset limit of the load
10986 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10988 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10989 anchor for the type-punning blurb. Cross-reference "Structures
10990 unions enumerations and bit-fields implementation". Provide a
10991 cast-through-pointer example. Make final sentence self-contained.
10992 * doc/implement-c.texi (Structures unions enumerations and
10993 bit-fields implementation): Cross-reference the type-punning blurb
10994 in the -fstrict-aliasing documentation.
10996 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10998 PR middle-end/36594
10999 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11000 the memory instead of the memory itself for the save area.
11002 2008-06-24 Olivier Hainque <hainque@adacore.com>
11003 Nicolas Roche <roche@adacore.com>
11005 * gengtype.c (srcdir_len): size_t instead of int.
11006 (get_file_realbasename): New function. For F a filename, the real
11007 basename of F, with all the path components stripped.
11008 (get_file_srcdir_relative_path): New function. For F a filename, the
11009 relative path to F from $(srcdir).
11010 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11011 get_file_realbasename. Adjust the head comment.
11012 (get_prefix_langdir_index): New function. For F a filename, return the
11013 lang_dir_names[] relative index of the language directory that is
11015 (get_file_langdir): For F a filename, return the name of the language
11016 directory where F is located.
11017 (get_file_gtfilename): New function. The gt- output file name for an
11019 (get_output_file_with_visibility): Replace in-line computations with
11020 uses of get_file_gtfilename and get_prefix_langdir_index.
11021 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11023 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11025 PR tree-optimization/36504
11026 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11027 references without base address.
11029 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11031 PR middle-end/36584
11032 * calls.c (expand_call): Increase alignment for recursive functions.
11034 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11036 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11037 (TARGET_FUNCTION_VALUE): New define.
11038 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11039 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11041 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11043 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11044 (fmod<mode>3): Ditto.
11045 (remainderxf3): Ditto.
11046 (remainder<mode>3): Ditto.
11048 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11051 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11052 REG is a hard register.
11054 PR tree-optimization/36508
11055 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11056 499, don't check it at all in release compilers.
11058 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11060 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11061 together with SSE_TARGET_MATH to disable insn pattern.
11062 (*fop_<MODEF:mode>_2_i387): Ditto.
11063 (*fop_<MODEF:mode>_3_i387): Ditto.
11065 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11067 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11069 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11071 PR middle-end/34906
11072 * gimplify.c (gimplify_asm_expr): Check the return code of
11073 parse_output_constraint call, set function return and is_inout
11074 value if it failed.
11076 2008-06-22 Ian Lance Taylor <iant@google.com>
11078 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11079 (narrowest_signed_type): Likewise.
11080 * c-typeck.c (c_common_type): Change local variable mclass to enum
11082 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11083 tcc_comparison, not the tree code itself.
11084 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11085 (c_expand_expr): Cast modifier to enum expand_modifier.
11086 * c-common.h (C_RID_CODE): Add casts.
11087 (C_SET_RID_CODE): Define.
11088 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11089 (c_lex_one_token): Add cast to avoid warning.
11090 (c_parser_objc_type_name): Rename local typename to type_name.
11091 (check_no_duplicate_clause): Change code parameter to enum
11093 (c_parser_omp_var_list_parens): Change kind parameter to enum
11095 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11096 c_parser_omp_list_var_parens.
11097 (c_parser_omp_threadprivate): Likewise.
11098 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11099 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11100 * c-format.c (NO_FMT): Define.
11101 (printf_length_specs): Use NO_FMT.
11102 (asm_fprintf_length_specs): Likewise.
11103 (gcc_diag_length_specs): Likewise.
11104 (scanf_length_specs): Likewise.
11105 (strfmon_length_specs): Likewise.
11106 (gcc_gfc_length_specs): Likewise.
11107 (printf_flag_specs): Change 0 to STD_C89.
11108 (asm_fprintf_flag_specs): Likewise.
11109 (gcc_diag_flag_specs): Likewise.
11110 (gcc_cxxdiag_flag_specs): Likewise.
11111 (scanf_flag_specs): Likewise.
11112 (strftime_flag_specs): Likewise.
11113 (strfmon_flag_specs): Likewise.
11114 (print_char_table): Likewise.
11115 (asm_fprintf_char_table): Likewise.
11116 (gcc_diag_char_table): Likewise.
11117 (gcc_tdiag_char_table): Likewise.
11118 (gcc_cdiag_char_table): Likewise.
11119 (gcc_cxxdiag_char_table): Likewise.
11120 (gcc_gfc_char_table): Likewise.
11121 (scan_char_table): Likewise.
11122 (time_char_table): Likewis.
11123 (monetary_char_table): Likewise.
11124 * c-format.h (BADLEN): Likewise.
11126 2008-06-21 Ian Lance Taylor <iant@google.com>
11128 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11129 Define END_OF_BASE_TREE_CODES around inclusion.
11130 * tree.c (tree_code_type): New global array.
11131 (tree_code_length, tree_code_name): Likewise.
11132 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11133 $(lang_tree_files).
11134 (all-tree.def, s-alltree): New targets.
11135 (gencheck.h, s-gencheck): Remove.
11136 (tree.o): Depend upon all-tree.def.
11137 (build/gencheck.o): Remove gencheck.h dependency.
11138 (mostlyclean): Don't remove gencheck.h.
11139 * c-common.h (enum c_tree_code): Remove.
11140 * c-lang.c (tree_code_type): Remove.
11141 (tree_code_length, tree_code_name): Remove.
11142 * gencheck.c (tree_codes): Include all-tree.def, rather than
11143 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11145 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11147 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11148 (operator_name_info): Size to MAX_TREE_CODES.
11149 (assignment_operator_name_info): Likewise.
11150 * cp/cp-lang.c (tree_code_type): Remove.
11151 (tree_code_length, tree_code_name): Remove.
11152 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11153 (assignment_operator_name_info): Likewise.
11154 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11156 * cp/mangle.c (write_expression): Likewise.
11157 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11158 * fortran/f95-lang.c (tree_code_type): Remove.
11159 (tree_code_length, tree_code_name): Remove.
11160 * java/java-tree.h (enum java_tree_code): Remove.
11161 * java/lang.c (tree_code_type): Remove.
11162 (tree_code_length, tree_code_name): Remove.
11163 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11164 * objc/objc-act.h (enum objc_tree_code): Remove.
11165 * objc/objc-lang.c (tree_code_type): Remove.
11166 (tree_code_length, tree_code_name): Remove.
11167 * objcp/objcp-lang.c (tree_code_type): Remove.
11168 (tree_code_length, tree_code_name): Remove.
11169 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11170 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11171 * ada/misc.c (tree_code_type): Remove.
11172 (tree_code_length, tree_code_name): Remove.
11174 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11176 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11177 the grand_bitmap_obstack.
11179 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11181 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11182 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11183 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11184 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11185 move_stmt_r, new_label_mapper): Likewise.
11186 * tree-complex.c (cvc_lookup): Likewise.
11187 * tree-dfa.c (create_function_ann): Likewise.
11188 * tree-dump.c (dump_register): Likewise.
11189 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11190 find_phi_replacement_condition): Likewise.
11191 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11192 tree_function_versioning): Likewise.
11193 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11194 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11195 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11196 get_nonlocal_debug_decl, convert_nonlocal_reference,
11197 convert_nonlocal_omp_clauses, get_local_debug_decl,
11198 convert_local_reference, convert_local_omp_clauses,
11199 convert_nl_goto_reference, convert_nl_goto_receiver,
11200 convert_tramp_reference, convert_call_expr): Likewise.
11201 * tree-outof-ssa.c (contains_tree_r): Likewise.
11202 * tree-parloops.c (reduction_phi, initialize_reductions,
11203 eliminate_local_variables_1, add_field_for_reduction,
11204 add_field_for_name, create_phi_for_local_result,
11205 create_call_for_reduction_1, create_loads_for_reductions,
11206 create_stores_for_reduction, create_loads_and_stores_for_name):
11208 * tree-phinodes.c (allocate_phi_node): Likewise.
11209 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11210 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11211 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11212 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11213 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11214 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11215 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11216 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11217 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11218 vn_nary_op_insert): Likewise.
11219 * tree-ssa.c (redirect_edge_var_map_add,
11220 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11221 * tree-vectorizer.c (vectorize_loops): Likewise.
11222 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11223 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11224 tree_cons_stat, build1_stat, build_variant_type_copy,
11225 decl_init_priority_lookup, decl_fini_priority_lookup,
11226 decl_priority_info, decl_restrict_base_lookup,
11227 decl_restrict_base_insert, decl_debug_expr_lookup,
11228 decl_debug_expr_insert, decl_value_expr_lookup,
11229 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11230 type_hash_add, get_file_function_name, tree_check_failed,
11231 tree_not_check_failed, tree_range_check_failed,
11232 omp_clause_range_check_failed, build_omp_clause,
11233 build_vl_exp_stat): Likewise.
11234 * value-prof.c (gimple_histogram_value,
11235 gimple_duplicate_stmt_histograms): Likewise.
11236 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11237 unshare_variable, variable_union_info_cmp_pos, variable_union,
11238 dataflow_set_different_1, dataflow_set_different_2,
11239 vt_find_locations, variable_was_changed, set_variable_part,
11240 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11241 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11242 section_entry_hash, object_block_entry_eq,
11243 object_block_entry_hash, create_block_symbol,
11244 initialize_cold_section_name, default_function_rodata_section,
11245 strip_reg_name, set_user_assembler_name, const_desc_eq,
11246 build_constant_desc, output_constant_def, lookup_constant_def,
11247 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11248 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11249 default_internal_label): Likewise.
11250 * varray.c (varray_init, varray_grow): Likewise.
11251 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11253 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11255 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11256 operators for "test" insn. Macroize insn using SWI mode macro.
11257 (*jcc_fused_2): Ditto.
11258 (*jcc_fused_3): Macroize insn using SWI mode macro.
11259 (*jcc_fused_4): Ditto.
11261 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11263 * tree-ssa-pre.c: Fix typo in comment.
11264 (init_antic, fini_antic): Add explicit funtions for
11265 initializing and deinitializing ANTIC and AVAIL sets.
11266 (create_expression_by_pieces): Fix typo in comment.
11267 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11268 (execute_pre): Eventually dump details about ANTIC_IN.
11270 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11272 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11273 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11274 add_to_obstack, file_at_path, find_a_file, execute,
11275 add_preprocessor_option, add_assembler_option, add_linker_option,
11276 process_command, insert_wrapper, do_option_spec, do_self_spec,
11277 spec_path, do_spec_1, is_directory, main, used_arg,
11278 getenv_spec_function): Likewise.
11279 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11280 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11283 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11285 * doc/rtl.texi: Updated subreg section.
11287 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11290 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11291 node->needed and node->reachable.
11292 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11293 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11294 (expand_task_call): Don't call expand_task_copyfn.
11295 (expand_task_copyfn): Renamed to...
11296 (finalize_task_copyfn): ... this.
11298 2008-06-19 Jan Hubicka <jh@suse.cz>
11300 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11301 clobbering framepointer.
11303 2008-06-19 Jan Hubicka <jh@suse.cz>
11305 * tree-optimize.c (execute_early_local_optimizations): Set
11306 cgraph_state only at first invocation.
11308 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11310 * system.h (-Wc++-compat): Activate as a warning, no an error.
11312 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11314 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11315 instead of "#" in insn asm template.
11316 (*jcc_fused_2): Ditto.
11318 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11320 * config/i386/i386.h (ix86_tune_indices)
11321 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11322 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11323 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11324 (*jcc_fused_2): Ditto.
11325 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11326 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11327 (print operand): Handle 'E' and 'e' code.
11329 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11331 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11332 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11333 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11335 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11337 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11339 (cgraph_expand_function): Use local copy of decl.
11340 (cgraph_expand_all_functions): Remove redundant initialization of
11342 (cgraph_optimize): Reword internal_error message.
11344 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11346 * arm-protos.h (arm_return_in_memory): Remove public
11347 arm_return_in_memory() prototype.
11348 * arm.c (arm_return_in_memory): Add static prototype, add target
11349 hook macro, change definition and comments.
11350 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11352 2008-06-19 Ben Elliston <bje@au.ibm.com>
11354 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11355 real.c: Remove references to IEEE 754R.
11356 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11357 * doc/libgcc.texi (Decimal float library routines): Likewise.
11359 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11361 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11362 (default_unwind_word_mode): Add prototype.
11363 * targhooks.c (default_unwind_word_mode): New function.
11364 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11365 instead of word_mode.
11366 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11367 (TARGET_INITIALIZER): Use it.
11369 * c-common.c (handle_mode_attribute): Support "unwind_word"
11371 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11373 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11374 word_mode to access SjLj_Function_Context member "data".
11375 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11376 conversion from targetm.eh_return_filter_mode () to
11377 targetm.unwind_word_mode () if they differ.
11379 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11380 (BT_FN_UNWINDWORD_PTR): New function type.
11381 (BT_FN_WORD_PTR): Remove.
11382 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11383 * except.c (expand_builtin_extend_pointer): Convert pointer to
11384 targetm.unwind_word_mode () instead of word_mode.
11386 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11387 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11388 (spu_unwind_word_mode): New function.
11389 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11390 (TARGET_UNWIND_WORD_MODE): Define.
11391 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11393 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11395 * config/spu/spu.c (reg_align): Remove.
11396 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11397 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11398 (spu_split_store): Likewise.
11400 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11402 * gcc/tree-vn.c: Fix typo in comment.
11404 2008-06-18 Jan Hubicka <jh@suse.cz>
11406 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11407 toplevel reorder too.
11409 2008-06-18 Jan Hubicka <jh@suse.cz>
11411 * c-opts.c (c_common_post_options): PCH is not compatible with
11413 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11414 -fno-toplevel-reorder by default now.
11416 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11418 PR documentation/30739
11419 * doc/install.texi (Prerequisites): Document dependency on awk.
11421 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11422 Ian Lance Taylor <iant@google.com>
11424 PR rtl-optimization/35604
11425 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11426 only want to change jump destinations, not eventual label comparisons.
11428 2008-06-16 Jan Hubicka <jh@suse.cz>
11430 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11432 (cgraph_analyze_function): Likewise.
11434 2008-06-16 Jan Hubicka <jh@suse.cz>
11436 * cgraph.h (cgraph_mark_if_needed): New function.
11437 * cgraphunit.c (cgraph_mark_if_needed): New function.
11438 * c-decl.c (duplicate_decl): Use it.
11440 2008-06-16 Jan Hubicka <jh@suse.cz>
11442 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11445 2008-06-16 Jan Hubicka <jh@suse.cz>
11447 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11449 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11450 Kazu Hirata <kazu@codesourcery.com>
11451 Maxim Kuvyrkov <maxim@codesourcery.com
11453 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11454 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11455 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11456 EXTRA_SPEC_FUNCTIONS.
11457 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11458 (DRIVER_SELF_SPECS): Adjust.
11459 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11460 * config/mips/st.h, config/mips/t-st: New.
11461 * config/mips/driver-native.c, config/mips/x-native: New.
11462 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11465 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11467 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11469 (ISA_HAS_FP_CONDMOVE): New macro.
11470 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11471 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11472 (ISA_HAS_NMADD3_NMSUB3): New macro.
11473 * config/mips/mips.c (mips_rtx_costs): Update.
11474 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11475 compiling for ST Loongson 2E/2F.
11476 (madd<mode>): Rename to madd4<mode>. Update.
11477 (madd3<mode>): New pattern.
11478 (msub<mode>): Rename to msub4<mode>. Update.
11479 (msub3<mode>): New pattern.
11480 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11481 (nmadd3<mode>): New pattern.
11482 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11483 (nmadd3<mode>_fastmath): New pattern.
11484 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11485 (nmsub3<mode>): New pattern.
11486 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11487 (nmsub3<mode>_fastmath): New pattern.
11488 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11490 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11492 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11493 (DF_REF_INSN_INFO): New.
11494 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11495 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11496 with a NULL DF_REF_INSN_INFO.
11497 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11499 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11500 DF_INSN_INFO_EQ_USES): New.
11501 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11502 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11503 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11504 * df-core.c: Update comment for above changes.
11505 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11506 DF_INSN_UID_* macros.
11507 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11508 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11509 insn rtx. Update all callers.
11510 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11511 df_ref_create_structure, df_insn_refs_collect): Likewise.
11512 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11513 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11514 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11515 macros to access the insn refs.
11516 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11517 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11518 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11519 for accessing the refs.
11520 (try_fwprop_subst): Likewise.
11521 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11522 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11523 for accessing the refs.
11524 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11525 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11526 to look at the insn refs.
11527 (record_uses): Likewise.
11528 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11530 (mark_artificial_uses): Don't mark_insn for artificial refs.
11531 (mark_reg_rependencies): Likewise.
11533 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11535 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11537 * configure: Regenerate.
11539 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11541 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11542 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11543 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11545 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11547 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11548 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11549 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11551 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11553 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11554 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11555 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11557 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11559 * tree-ssa-sccvn.c: Fix format of comments.
11561 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11563 * cgraph.c: Remove unneeded forward declarations of eq_node()
11566 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11568 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11570 (see_update_relevancy): Likewise.
11571 * fwprop.c (try_fwprop_subst): Likewise.
11572 * rtlanal.c (noop_move_p): Likewise.
11573 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11574 notes to non-existing libcall blocks.
11575 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11577 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11578 (dead_libcall_p): Remove.
11579 (delete_trivially_dead_insns): Don't use it.
11580 * web.c (union_defs): Remove comment about keeping nops.
11581 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11582 (compute_hash_table_work): Don't track libcall notes.
11583 (do_local_cprop): Don't take libcall pointers. Don't update
11585 (adjust_libcall_notes): Deleted.
11586 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11587 ever have existed in the first place).
11588 (replace_store_insn): Don't try to remove libcall notes.
11589 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11590 (resolve_reg_notes): Don't call them.
11591 (resolve_simple_move): Likewise.
11592 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11593 Don't remove REG_RETVAL notes.
11594 * emit-rtl.c (try_split): Don't update libcall notes.
11595 (emit_copy_of_insn_after): Dito.
11596 * cselib.c (cselib_current_insn_in_libcall): Remove.
11597 (cselib_process_insn): Don't set/clear it.
11598 (new_elt_loc_list): Don't record it.
11599 (cselib_init): Don't initialize it.
11600 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11601 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11603 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11604 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11605 (init_deps): Don't initialize it.
11606 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11607 * combine.c (delete_noop_moves): Don't update libcall notes.
11608 (can_combine_p): Remove now pointless #if 0 block.
11609 (try_combine): Remove another obsolete #if 0 block.
11610 (distribute_notes): Don't distribute libcall notes.
11611 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11612 * dce.c (libcall_dead_p): Remove.
11613 (delete_unmarked_insns): Don't handle libcall blocks.
11614 (preserve_libcall_for_dce): Remove.
11615 (prescan_insns_for_dce): Don't special-case libcall block insns.
11616 * reload1 (reload): Don't handle libcall notes.
11617 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11620 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11622 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11623 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11624 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11626 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11628 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11629 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11630 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11632 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11634 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11636 2008-06-16 Ira Rosen <irar@il.ibm.com>
11638 PR tree-optimization/36493
11639 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11640 the arguments list. Use VECTYPE to create vector pointer.
11641 (vectorizable_store): Fail if accesses through a pointer to vectype
11642 do not alias the original memory reference operands.
11643 Call vect_create_data_ref_ptr without the removed argument.
11644 (vectorizable_load): Likewise.
11645 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11648 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11651 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11652 reg_equiv_constant.
11654 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11656 * config/mips/loongson2ef.md: New file.
11657 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11658 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11659 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11660 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11661 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11663 (loongson2ef.md): New include.
11664 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11665 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11666 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11667 (loongson_gt_<mode>, loongson_extract_halfword)
11668 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11669 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11670 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11671 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11672 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11673 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11674 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11675 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11676 (vec_interleave_low<mode>): Define type attribute.
11677 * config/mips/mips.c (mips_ls2): New static variable.
11678 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11679 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11680 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11681 Implement target scheduling hooks.
11682 (mips_multipass_dfa_lookahead): Update to handle tuning for
11684 (mips_sched_init): Initialize data for Loongson scheduling.
11685 (mips_ls2_variable_issue): New static function.
11686 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11688 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11689 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11690 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11691 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11692 Handle ST Loongson 2E/2F cores.
11693 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11695 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11697 * omp-low.c (extract_omp_for_data): Fix comment typo.
11700 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11702 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11703 FIXME note about gcc/config.guess.
11704 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11705 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11706 * doc/cppopts.texi: Likewise.
11707 * doc/extend.texi: Likewise.
11708 * doc/gcc.texi: Likewise.
11709 * doc/gccint.texi: Likewise.
11710 * doc/gcov.texi: Likewise.
11711 * doc/gty.texi: Likewise.
11712 * doc/hostconfig.texi: Likewise.
11713 * doc/install.texi: Likewise.
11714 * doc/invoke.texi: Likewise.
11715 * doc/loop.texi: Likewise.
11716 * doc/makefile.texi: Likewise.
11717 * doc/md.texi: Likewise.
11718 * doc/passes.texi: Likewise.
11719 * doc/tm.texi: Likewise.
11720 * doc/tree-ssa.texi: Likewise.
11721 * doc/trouble.texi: Likewise.
11723 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11724 Nathan Sidwell <nathan@codesourcery.com>
11725 Maxim Kuvyrkov <maxim@codesourcery.com>
11726 Richard Sandiford <rdsandiford@googlemail.com>
11728 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11729 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11730 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11732 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11733 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11734 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11736 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11737 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11738 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11739 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11740 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11741 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11742 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11743 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11744 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11745 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11746 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11747 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11748 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11749 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11750 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11751 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11752 (mips_builtins): Add Loongson builtins.
11753 (mips_loongson_2ef_bdesc): New.
11754 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11755 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11756 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11757 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11759 (mips_expand_vector_init): New.
11760 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11761 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11763 * config/mips/mips.md: Add unspec numbers for Loongson
11764 builtins. Include loongson.md.
11765 (MOVE64): Include Loongson vector modes.
11766 (SPLITF): Include Loongson vector modes.
11767 (HALFMODE): Handle Loongson vector modes.
11768 * config/mips/loongson.md: New.
11769 * config/mips/loongson.h: New.
11770 * config.gcc: Add loongson.h header for mips*-*-* targets.
11771 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11773 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11775 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11776 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11777 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11778 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11779 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11780 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11781 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11782 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11783 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11784 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11785 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11786 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11787 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11788 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11789 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11790 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11791 Remove use_fixproto=yes.
11792 (ia64*-*-hpux*): Remove comment about using fixproto.
11793 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11795 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11797 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11799 * configure: Regenerate.
11801 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11803 PR middle-end/36520
11804 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11805 before evaluating it.
11807 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11810 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11811 nested inline functions.
11812 (start_decl, start_function): Don't invert DECL_EXTERNAL
11813 for nested inline functions.
11815 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11817 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11818 splits that must be made for correctness.
11820 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11822 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11823 (AVAIL_NON_MIPS16): Likewise.
11824 (mips_builtin_description): Replace target_flags with a predicate.
11825 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11826 (dspr2_32): New availability predicates.
11827 (MIPS_BUILTIN): New macro.
11828 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11829 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11830 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11831 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11832 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11833 (mips_dsp_32only_bdesc): Merge into...
11834 (mips_builtins): ...this new array.
11835 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11836 (mips_init_builtins): Update after above changes.
11837 (mips_expand_builtin_1): Merge into...
11838 (mips_expand_builtin): ...here and update after above changes.
11840 2008-06-12 Paul Brook <paul@codesourcery.com>
11842 * longlong.h (__arm__): Define count_leading_zeros.
11843 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11844 (clzsi2, clzdi2): New functions.
11845 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11846 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11847 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11848 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11849 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11850 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11851 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11852 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11853 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11854 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11856 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11858 * config/m68k/m68k.c (m68k_tune_flags): New.
11859 (override_options): Compute m68k_tune_flags.
11860 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11861 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11863 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11865 PR middle-end/36506
11866 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11868 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11870 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11871 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11873 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11875 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11876 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11878 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11880 PR middle-end/36506
11881 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11884 2008-06-12 Richard Guenther <rguenther@suse.de>
11886 PR tree-optimization/36345
11887 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11888 add memory_tag_needed flag.
11889 (may_alias_p): Declare.
11890 * tree-ssa-alias.c (may_alias_p): Export.
11891 (set_initial_properties): Use memory_tag_needed flag.
11892 (update_reference_counts): Likewise.
11893 (reset_alias_info): Reset memory_tag_needed flag.
11894 (create_name_tags): Check memory_tag_needed flag.
11895 (dump_points_to_info_for): Dump it.
11896 * tree-ssa-structalias.c (struct variable_info): Remove
11897 directly_dereferenced flag.
11898 (new_var_info): Do not initialize it.
11899 (process_constraint_1): Do not set it.
11900 (update_alias_info): Set is_dereferenced flag.
11901 (set_uids_in_ptset): Use may_alias_p.
11902 (set_used_smts): Check memory_tag_needed flag.
11903 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11904 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11905 memory_tag_needed flag.
11906 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11907 from broken design.
11909 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11911 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11912 red zone for w64 abi.
11913 (ix86_expand_prologue): Likewise.
11914 (ix86_force_to_memory): Likewise.
11915 (ix86_free_from_memory): Likewise.
11917 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11920 * config/rs6000/rs6000.c (rs6000_override_options): Set
11921 rs6000_isel conditionally to the absence of comand line override.
11922 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11923 Remove duplicate rs6000_isel setting.
11924 * config/rs6000/eabispe.h: Ditto.
11926 2008-06-11 Richard Guenther <rguenther@suse.de>
11928 * alias.c (get_alias_set): Use the element alias-set for arrays.
11929 (record_component_aliases): For arrays and vectors do nothing.
11930 * c-common.c (strict_aliasing_warning): Handle the cases
11931 of alias set zero explicitly.
11932 * Makefile.in (dfp.o-warn): Add -Wno-error.
11934 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11936 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11938 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11939 tune_32 tune_64 to supported_defaults. Allow values not
11940 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11941 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11942 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11943 with_cpu_64 to generic for 64-bit-supporting configurations, not
11944 with_cpu. Remove FIXMEs.
11945 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11946 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11947 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11948 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11949 arch_32 and arch_64.
11951 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11952 Olivier Hainque <hainque@adacore.com>
11954 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11955 Use DECL_SIZE_UNIT to retrieve the size of the field.
11957 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11959 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11960 with function calls after declarations. Lay out
11961 neon_float_type_node before further use.
11963 2008-06-11 Richard Guenther <rguenther@suse.de>
11965 * tree-flow.h (may_point_to_global_var): Declare.
11966 * tree-ssa-alias.c (may_point_to_global_var): New function.
11967 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11969 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11971 * configure.ac: Teach that fido supports .debug_line.
11972 * configure: Regenerate.
11974 2008-06-10 Tom Tromey <tromey@redhat.com>
11976 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11979 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11981 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11982 (encode_decimal64, decode_decimal64, encode_decimal128,
11983 decode_decimal128): Reverse order of 32-bit parts of value if host
11984 and target endianness differ.
11986 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11988 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11989 Avoid division by 0.
11990 (tree_mod_pow2_value_transform): Likewise.
11991 (tree_ic_transform): Likewise.
11992 (tree_stringops_transform): Likewise.
11993 (tree_mod_subtract_transform): Likewise.
11994 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11995 (copy_edges_for_bb): Likewise.
11996 (initialize_cfun): Likewise.
11998 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12000 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12001 nonmemory_operand. Add "N" operand constraint.
12003 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12004 (*jcc_btsi_mask): Ditto.
12005 (*jcc_btsi_mask_1): Ditto.
12007 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12009 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12010 TYPE_CANONICAL for copied element type.
12012 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12015 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12016 Add m_CORE2 and m_GENERIC.
12017 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12018 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12020 (*jcc_btdi_rex64): New instruction and split pattern.
12021 (*jcc_btsi): Ditto.
12022 (*jcc_btsi_1): Ditto.
12023 (*btsq): Fix Intel asm dialect operand order.
12027 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12029 PR middle-end/36447
12030 * simplify-rtx.c (simplify_subreg): Add check for shift count
12033 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12035 * doc/md.texi: Synchronize with later constraints.md change.
12036 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12037 with a C implementation.
12038 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12040 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12041 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12042 when moving to and from MD_REGNUM.
12043 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12044 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12045 Handle byte and halfword moves.
12046 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12048 * config/mips/constraints.md (h): Turn into NO_REGS.
12049 (l, x): Update documentation.
12050 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12051 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12052 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12053 (HILO): New mode iterator.
12055 (any_div): New code iterator.
12056 (u): Extend code attribute to div and udiv.
12057 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12058 d_operand in the splitters. Remove redundant CONST_INT checks.
12059 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12060 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12061 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12062 accordingly, using normal moves instead of unspecs to move LO into
12063 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12064 (<u>mulsidi3): Handle expansion in C code.
12065 (<u>mulsidi3_32bit_internal): Rename to...
12066 (<u>mulsidi3_32bit): ...this.
12067 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12068 (*<u>mulsidi3_64bit): Rename to...
12069 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12070 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12071 to set LO and HI to the multiplication result. Use a normal move
12072 for MFLO and an unspec for MFHI.
12073 (*<u>mulsidi3_64bit_parts): Replace with...
12074 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12075 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12076 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12077 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12078 instead of HI. Split the instruction into a separate multiplication
12079 and MFHI if !TARGET_FIX_R4000.
12080 (<su>muldi3_highpart): Likewise.
12081 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12082 and the "=h" clobber.
12083 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12084 (<u>mulditi3): New expander.
12085 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12086 (madsi): Remove "=h" clobber.
12087 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12088 Force the modulus result to be a GPR and split the instruction into
12089 a division followed by an MFHI after reload.
12090 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12091 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12092 the MIPS16 HIGH define_split.
12093 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12094 of acc<->gpr moves to "multi".
12095 (*movdi_64bit): Replace the single "x" alternative with
12096 alternatives for moving into and out of "a".
12097 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12098 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12099 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12100 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12101 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12102 (movti): New expander.
12103 (*movti, *movti_mips16): New insns.
12104 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12105 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12106 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12107 * config/mips/predicates.md (fpr_operand): Delete.
12108 (d_operand): New predicate.
12110 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12112 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12113 failure on some Bourne shells.
12114 (x86_64-*-*): Ditto.
12116 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12118 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12120 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12122 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12123 (sparc-sun-solaris2*): Likewise.
12125 2008-06-09 Arnaud Charlet <charlet@adacore.com
12127 * doc/install.texi: Update requirements to build the Ada compiler.
12129 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12131 * df-scan.c (struct df_scan_problem_data): Remove the
12132 mw_link_pool alloc pool.
12133 (df_scan_free_internal): Don't free it.
12134 (df_scan_alloc): Don't allocate it.
12135 * df.h (struct df_link): Update comment.
12137 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12139 * except.h: Correct checks for when SJLJ exceptions must be used.
12141 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12143 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12146 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12148 PR tree-optimization/36218
12149 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12150 configure for the build system.
12151 (BUILD_LDFLAGS): Define.
12152 * configure: Regenerate.
12153 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12155 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12158 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12159 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12160 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12162 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12164 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12166 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12168 * config.gcc (Obsolete configurations): Remove list of
12170 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12171 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12172 targets matched by those patterns.
12173 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12174 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12175 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12176 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12177 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12178 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12179 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12180 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12181 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12182 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12183 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12184 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12185 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12186 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12187 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12188 Make code for Solaris 7 and greater unconditional for Solaris.
12189 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12190 Remove --with-* handling.
12191 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12192 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12193 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12194 LINK_OS_WINDISS_SPEC): Remove.
12195 * config/rs6000/sysv4.opt (mwindiss): Remove.
12196 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12197 * configure: Regenerate.
12198 * doc/cpp.texi: Don't mention BeOS.
12199 * doc/extend.texi (interrupt): Don't mention MS1.
12200 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12201 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12202 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12203 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12204 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12206 * doc/invoke.texi (MT Options): Remove.
12207 (-mwindiss): Remove.
12208 (CRIS Options): Remove cris-axis-aout references.
12209 (HPPA Options): Don't mention hppa1.1-*-pro.
12210 * doc/md.texi: (MorphoTech family): Remove.
12211 * libgcc2.c: Don't handle UWIN.
12212 * config/alpha/t-unicosmk: Remove.
12213 * config/alpha/unicosmk.h: Remove.
12214 * config/arm/kaos-arm.h: Remove.
12215 * config/arm/kaos-strongarm.h: Remove.
12216 * config/arm/strongarm-coff.h: Remove.
12217 * config/arm/strongarm-elf.h: Remove.
12218 * config/arm/strongarm-pe.h: Remove.
12219 * config/arm/t-strongarm-pe: Remove.
12220 * config/arm/t-xscale-coff: Remove.
12221 * config/arm/t-xscale-elf: Remove.
12222 * config/arm/xscale-coff.h: Remove.
12223 * config/arm/xscale-elf.h: Remove.
12224 * config/chorus.h: Remove.
12225 * config/cris/aout.h: Remove.
12226 * config/cris/aout.opt: Remove.
12227 * config/cris/t-aout: Remove.
12228 * config/i386/beos-elf.h: Remove.
12229 * config/i386/kaos-i386.h: Remove.
12230 * config/i386/ptx4-i.h: Remove.
12231 * config/i386/sco5.h: Remove.
12232 * config/i386/sco5.opt: Remove.
12233 * config/i386/sysv4-cpp.h: Remove.
12234 * config/i386/sysv5.h: Remove.
12235 * config/i386/t-beos: Remove.
12236 * config/i386/t-sco5: Remove.
12237 * config/i386/t-uwin: Remove.
12238 * config/i386/uwin.asm: Remove.
12239 * config/i386/uwin.h: Remove.
12240 * config/kaos.h: Remove.
12241 * config/mips/windiss.h: Remove.
12242 * config/mt: Remove directory.
12243 * config/pa/pa-osf.h: Remove.
12244 * config/pa/pa-pro-end.h: Remove.
12245 * config/pa/t-pro: Remove.
12246 * config/ptx4.h: Remove.
12247 * config/rs6000/beos.h: Remove.
12248 * config/rs6000/kaos-ppc.h: Remove.
12249 * config/rs6000/t-beos: Remove.
12250 * config/rs6000/windiss.h: Remove.
12251 * config/sh/kaos-sh.h: Remove.
12252 * config/sol2-6.h: Remove.
12253 * config/sparc/sol26-sld.h: Remove.
12254 * config/sparc/sysv4-only.h: Remove.
12255 * config/vax/bsd.h: Remove.
12256 * config/vax/t-memfuncs: Remove.
12257 * config/vax/ultrix.h: Remove.
12258 * config/vax/vaxv.h: Remove.
12259 * config/windiss.h: Remove.
12261 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12263 PR rtl-optimization/36438
12264 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12265 for vector shifts with constant scalar shift operands.
12267 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12269 * doc/invoke.texi: Document -march=xlr.
12270 * config/mips/xlr.md: New file.
12271 * config/mips/mips.md: Include it.
12273 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12274 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12275 (mips_rtx_cost_data): Likewise.
12277 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12279 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12280 PRE_INC and PRE_DEC cases.
12282 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12284 PR rtl-optimization/36419
12285 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12286 the emitting jump insn.
12289 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12290 is not bool, boolify the whole *expr_p and convert to the desired type.
12292 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12294 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12295 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12296 Add omp_private_outer_ref hook, add another argument to
12297 omp_clause_default_ctor hook.
12298 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12299 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12300 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12301 hook_tree_tree_tree_tree_null.
12302 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12303 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12304 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12305 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12306 * tree.def (OMP_TASK): New tree code.
12307 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12308 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12309 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12310 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12311 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12312 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12313 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12314 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12315 (OMP_DIRECTIVE_P): Add OMP_TASK.
12316 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12317 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12318 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12319 and OMP_CLAUSE_UNTIED entries.
12320 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12322 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12323 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12324 * tree-pretty-print.c (dump_omp_clause): Handle
12325 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12326 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12327 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12328 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12329 warning about unsigned iterators. Change decl/init/cond/incr
12330 arguments to TREE_VECs, check arguments for all collapsed loops.
12331 (c_finish_omp_taskwait): New function.
12332 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12334 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12335 default_function_array_conversion on init. Add par_clauses argument.
12336 If decl is present in parallel's lastprivate clause, change it to
12337 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12338 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12339 collapse count in clauses.
12340 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12341 c_parser_omp_for_loop callers.
12342 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12343 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12344 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12345 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12347 (c_parser_omp_clause_schedule): Handle schedule(auto).
12348 Include correct location in the error message.
12349 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12350 and PRAGMA_OMP_CLAUSE_UNTIED.
12351 (OMP_TASK_CLAUSE_MASK): Define.
12352 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12353 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12354 * tree-nested.c (convert_nonlocal_omp_clauses,
12355 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12356 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12357 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12358 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12360 (conver_nonlocal_reference, convert_local_reference,
12361 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12362 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12363 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12364 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12365 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12366 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12367 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12368 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12369 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12371 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12372 * c-common.h (c_finish_omp_taskwait): New prototype.
12373 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12374 * tree-parloops.c (create_parallel_loop): Create 1 entry
12375 vectors for OMP_FOR_{INIT,COND,INCR}.
12376 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12377 (make_edges): Handle OMP_TASK.
12378 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12379 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12380 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12381 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12382 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12383 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12384 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12385 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12386 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12387 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12388 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12389 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12390 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12391 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12392 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12393 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12394 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12395 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12396 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12397 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12398 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12399 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12400 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12401 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12402 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12403 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12404 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12405 original iterator is present in lastprivate clause or if
12406 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12407 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12408 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12409 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12410 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12411 if it is set, lookup var in outer contexts too. Handle
12412 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12413 to be implicitly determined firstprivate for task regions.
12414 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12415 if it is set, lookup var in outer contexts too. Set
12416 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12417 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12418 OMP_CLAUSE_UNTIED. Take region_type as last argument
12419 instead of in_parallel and in_combined_parallel.
12420 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12422 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12423 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12424 (new_omp_context): Set default_kind to
12425 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12426 (omp_region_type): New enum.
12427 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12428 fields, add region_type.
12429 (new_omp_context): Take region_type as argument instead of is_parallel
12430 and is_combined_parallel.
12431 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12432 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12433 ctx->is_combined_parallel checks.
12434 (gimplify_omp_task): New function.
12435 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12437 * omp-low.c (extract_omp_for_data): Use schedule(static)
12438 for schedule(auto). Handle pointer and unsigned iterators.
12439 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12440 Add loops argument. Extract data for collapsed OMP_FOR loops.
12441 (expand_parallel_call): Assert sched_kind isn't auto,
12442 map runtime schedule to index 3.
12443 (struct omp_for_data_loop): New type.
12444 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12445 Add loop, loops, collapse and iter_type fields.
12446 (workshare_safe_to_combine_p): Disallow combined for if
12447 iter_type is unsigned long long. Don't combine collapse > 1 loops
12448 unless all bounds and steps are constant. Adjust extract_omp_for_data
12450 (expand_omp_for_generic): Handle pointer, unsigned and long long
12451 iterators. Handle collapsed OMP_FOR loops. Adjust
12452 for struct omp_for_data changes. If libgomp function doesn't return
12453 boolean_type_node, add comparison of the return value with 0.
12454 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12455 pointer, unsigned and long long iterators. Adjust for struct
12456 omp_for_data changes.
12457 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12458 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12459 unsigned long long. Allocate loops array, pass it to
12460 extract_omp_for_data. For collapse > 1 loops use always
12461 expand_omp_for_generic.
12462 (omp_context): Add sfield_map and srecord_type fields.
12463 (is_task_ctx, lookup_sfield): New functions.
12464 (use_pointer_for_field): Use is_task_ctx helper. Change first
12465 argument's type from const_tree to tree. Clarify comment.
12466 In OMP_TASK disallow copy-in/out sharing.
12467 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12468 (install_var_field): Add mask argument. Populate both record_type
12469 and srecord_type if needed.
12470 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12472 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12473 and DECL_FIELD_OFFSET.
12474 (scan_sharing_clauses): Adjust install_var_field callers. For
12475 firstprivate clauses on explicit tasks allocate the var by value in
12476 record_type unconditionally, rather than by reference.
12477 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12478 Use is_taskreg_ctx instead of is_parallel_ctx.
12479 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12480 (create_omp_child_function_name): Add task_copy argument, use
12481 *_omp_cpyfn* names if it is true.
12482 (create_omp_child_function): Add task_copy argument, if true create
12483 *_omp_cpyfn* helper function.
12484 (scan_omp_parallel): Adjust create_omp_child_function callers.
12485 Rename parallel_nesting_level to taskreg_nesting_level.
12486 (scan_omp_task): New function.
12487 (lower_rec_input_clauses): Don't run constructors for firstprivate
12488 explicit task vars which are initialized by *_omp_cpyfn*.
12489 Pass outer var ref to omp_clause_default_ctor hook if
12490 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12491 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12492 OMP_CLAUSE_REDUCTION_INIT.
12493 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12494 avoid duplicate setting of fields. Handle
12495 OMP_CLAUSE_PRIVATE_OUTER_REF.
12496 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12497 copy-out if TREE_READONLY, only copy-in.
12498 (expand_task_copyfn): New function.
12499 (expand_task_call): New function.
12500 (struct omp_taskcopy_context): New type.
12501 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12503 (lower_omp_parallel): Rename to...
12504 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12505 Call create_task_copyfn if srecord_type is needed. Adjust
12507 (task_shared_vars): New variable.
12508 (check_omp_nesting_restrictions): Warn if work-sharing,
12509 barrier, master or ordered region is closely nested inside OMP_TASK.
12510 Add warnings for barrier if closely nested inside of work-sharing,
12511 ordered, or master region.
12512 (scan_omp_1): Call check_omp_nesting_restrictions even for
12513 GOMP_barrier calls. Rename parallel_nesting_level to
12514 taskreg_nesting_level. Handle OMP_TASK.
12515 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12516 work-sharing construct, continue looking for them on parent parallel
12518 (lower_omp_for_lastprivate): Add lastprivate clauses
12519 to the beginning of dlist rather than end. Adjust for struct
12520 omp_for_data changes.
12521 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12522 not after it. Handle collapsed OMP_FOR loops, adjust for
12523 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12524 (get_ws_args_for): Adjust extract_omp_for_data caller.
12525 (scan_omp_for): Handle collapsed OMP_FOR
12526 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12527 (lower_omp_single_simple): If libgomp function doesn't return
12528 boolean_type_node, add comparison of the return value with 0.
12529 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12530 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12531 (parallel_nesting_level): Rename to...
12532 (taskreg_nesting_level): ... this.
12533 (is_taskreg_ctx): New function.
12534 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12535 of is_parallel_ctx.
12536 (execute_lower_omp): Rename parallel_nesting_level to
12537 taskreg_nesting_level.
12538 (expand_omp_parallel): Rename to...
12539 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12540 Call omp_task_call for OMP_TASK regions.
12541 (expand_omp): Adjust caller, handle OMP_TASK.
12542 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12544 * bitmap.c (bitmap_default_obstack_depth): New variable.
12545 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12546 if argument is NULL and bitmap_default_obstack is already initialized.
12547 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12549 * matrix-reorg.c (matrix_reorg): Likewise.
12551 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12553 * config/i386/i386.md (*indirect_jump): Macroize using P
12554 mode iterator. Remove !TARGET_64BIT from insn constraints.
12555 (*tablejump_1): Ditto.
12556 (*indirect_jump_rex64): Remove insn pattern.
12557 (*tablejump_1_rex64): Ditto.
12558 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12559 and eh_return_si insn patterns.
12561 2008-06-06 Richard Guenther <rguenther@suse.de>
12563 * tree-ssa-structalias.c (merge_smts_into): Remove.
12564 (find_what_p_points_to): Do not bother to compute the
12565 points-to set for pt_anything pointers.
12566 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12567 for pt_anything pointers is ok.
12569 2008-06-06 Jan Hubicka <jh@suse.cz>
12571 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12573 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12575 * cgraph.c: Fix typos in comments.
12576 (cgraph_availability_names): Fix string typo.
12577 * fold-const.c: Fix typos in comments.
12578 (fold_binary): Fix typo in warning.
12579 * genautomata.c: Fix typos in comments.
12580 (check_presence_pattern_sets): Fix typo in local variable.
12581 (output_description): Fix typo in output.
12582 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12583 * hwint.h: Likewise.
12584 * matrix-reorg.c (check_allocation_function): Likewise.
12585 * omega.c (smooth_weird_equations): Likewise.
12586 * auto-inc-dec.c: Fix typos in comments.
12587 * bb-reorder.c: Likewise.
12588 * builtins.c: Likewise.
12589 * c-common.c: Likewise.
12590 * c-cppbuiltin.c: Likewise.
12591 * c-parser.c: Likewise.
12592 * c-pretty-print.c: Likewise.
12593 * cfgcleanup.c: Likewise.
12594 * cfgexpand.c: Likewise.
12595 * cfghooks.c: Likewise.
12596 * cfglayout.c: Likewise.
12597 * cfgloopmanip.c: Likewise.
12598 * cgraphunit.c: Likewise.
12599 * coverage.c: Likewise.
12600 * dbxout.c: Likewise.
12601 * df-byte-scan.c: Likewise.
12602 * df-core.c: Likewise.
12603 * df-problems.c: Likewise.
12604 * df-scan.c: Likewise.
12606 * dominance.c: Likewise.
12607 * domwalk.c: Likewise.
12609 * dwarf2out.c: Likewise.
12610 * emit-rtl.c: Likewise.
12611 * et-forest.c: Likewise.
12612 * function.c: Likewise.
12613 * function.h: Likewise.
12615 * gcov-io.c: Likewise.
12616 * gcov.c: Likewise.
12617 * gcse.c: Likewise.
12618 * genattrtab.c: Likewise.
12619 * ggc-page.c: Likewise.
12620 * gimplify.c: Likewise.
12621 * gthr-lynx.h: Likewise.
12622 * haifa-sched.c: Likewise.
12623 * ipa-cp.c: Likewise.
12624 * ipa-inline.c: Likewise.
12625 * ipa-prop.h: Likewise.
12626 * ipa-pure-const.c: Likewise.
12627 * ipa-struct-reorg.c: Likewise.
12628 * ipa-struct-reorg.h: Likewise.
12629 * ipa-type-escape.c: Likewise.
12631 * loop-doloop.c: Likewise.
12632 * mips-tfile.c: Likewise.
12633 * mkmap-flat.awk: Likewise.
12634 * mkmap-symver.awk: Likewise.
12635 * modulo-sched.c: Likewise.
12636 * omp-low.c: Likewise.
12637 * optabs.c: Likewise.
12638 * optabs.h: Likewise.
12639 * opts.c: Likewise.
12640 * passes.c: Likewise.
12641 * postreload-gcse.c: Likewise.
12642 * postreload.c: Likewise.
12643 * predict.c: Likewise.
12644 * pretty-print.h: Likewise.
12645 * profile.c: Likewise.
12646 * protoize.c: Likewise.
12647 * ra-conflict.c: Likewise.
12648 * real.c: Likewise.
12649 * recog.c: Likewise.
12650 * regclass.c: Likewise.
12651 * regs.h: Likewise.
12652 * reload.c: Likewise.
12653 * rtl-error.c: Likewise.
12654 * rtlanal.c: Likewise.
12655 * scan.h: Likewise.
12656 * sched-rgn.c: Likewise.
12658 * stmt.c: Likewise.
12659 * target.h: Likewise.
12660 * tree-dfa.c: Likewise.
12661 * tree-eh.c: Likewise.
12662 * tree-flow-inline.h: Likewise.
12663 * tree-inline.c: Likewise.
12664 * tree-into-ssa.c: Likewise.
12665 * tree-loop-distribution.c: Likewise.
12666 * tree-nested.c: Likewise.
12667 * tree-parloops.c: Likewise.
12668 * tree-pass.h: Likewise.
12669 * tree-pretty-print.c: Likewise.
12670 * tree-profile.c: Likewise.
12671 * tree-scalar-evolution.c: Likewise.
12672 * tree-sra.c: Likewise.
12673 * tree-ssa-alias-warnings.c: Likewise.
12674 * tree-ssa-ccp.c: Likewise.
12675 * tree-ssa-coalesce.c: Likewise.
12676 * tree-ssa-dom.c: Likewise.
12677 * tree-ssa-dse.c: Likewise.
12678 * tree-ssa-forwprop.c: Likewise.
12679 * tree-ssa-live.c: Likewise.
12680 * tree-ssa-live.h: Likewise.
12681 * tree-ssa-loop-im.c: Likewise.
12682 * tree-ssa-loop-ivopts.c: Likewise.
12683 * tree-ssa-loop-niter.c: Likewise.
12684 * tree-ssa-loop-prefetch.c: Likewise.
12685 * tree-ssa-phiopt.c: Likewise.
12686 * tree-ssa-phiprop.c: Likewise.
12687 * tree-ssa-sccvn.c: Likewise.
12688 * tree-ssa-ter.c: Likewise.
12689 * tree-ssa-threadupdate.c: Likewise.
12690 * tree-ssa.c: Likewise.
12691 * tree-vect-analyze.c: Likewise.
12692 * tree-vect-transform.c: Likewise.
12693 * tree-vectorizer.c: Likewise.
12694 * tree-vn.c: Likewise.
12695 * tree-vrp.c: Likewise.
12696 * tree.c: Likewise.
12697 * tree.def: Likewise.
12698 * tree.h: Likewise.
12699 * unwind-dw2-fde.c: Likewise.
12700 * unwind.inc: Likewise.
12701 * value-prof.c: Likewise.
12702 * vmsdbgout.c: Likewise.
12704 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12706 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12707 always place FP constants in the TOC for TARGET_POWERPC64.
12708 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12710 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12712 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12713 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12714 enable for TARGET_E500_DOUBLE.
12715 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12716 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12717 floating-point modes like integer modes for E500 double.
12718 (rs6000_legitimate_offset_address_p): Likewise.
12719 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12720 addressing for DDmode for E500 double.
12721 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12722 modes as using 64-bits of registers for E500 double.
12723 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12724 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12725 specially for E500 double.
12726 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12727 TDmode for E500 double.
12728 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12729 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12730 (rs6000_split_multireg_move): Do not handle TDmode specially for
12732 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12733 using 64-bit registers for E500 double.
12734 (emit_frame_save): Do not handle DDmode specially for E500 double.
12735 (gen_frame_mem_offset): Likewise.
12736 (rs6000_function_value): Do not call spe_build_register_parallel
12737 for DDmode or TDmode.
12738 (rs6000_libcall_value): Likewise.
12739 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12740 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12743 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12745 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12748 2008-06-04 Junjie Gu <jgu@tensilica.com>
12750 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12751 comparison for frame pointers.
12753 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12756 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12758 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12761 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12762 register is already smaller or equal to required mode.
12764 2008-06-04 Xinliang David Li <davidxl@google.com>
12766 * tree-call-cdce.c: New file.
12767 (cond_dead_built_in_calls): New static variable.
12768 (input_domain): New struct.
12769 (check_pow): New function.
12770 (check_builtin_call): Ditto.
12771 (check_target_format): Ditto.
12772 (is_call_dce_candidate): Ditto.
12773 (gen_one_condition): Ditto.
12774 (gen_conditions_for_domain): Ditto.
12775 (get_domain): Ditto.
12776 (gen_conditions_for_pow_cst_base): Ditto.
12777 (gen_conditions_for_pow_int_base): Ditto.
12778 (gen_conditions_for_pow): Ditto.
12779 (get_no_error_domain): Ditto.
12780 (gen_shrink_wrap_conditions): Ditto.
12781 (shrink_wrap_one_built_in_call): Ditto.
12782 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12783 (tree_call_cdce): Ditto.
12784 (gate_call_cdce): Ditto.
12785 (pass_call_cdce): New gimple pass.
12786 * passes.c: (init_optimization_passes): New pass.
12787 * tree-pass.h: New pass declaration.
12788 * opts.c (decode_options): New flag setting.
12789 * common.opt: Add -ftree-builtin-call-dce flag.
12790 * Makefile.in: Add new source file.
12791 * tempvar.def: New tv_id.
12792 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12794 2008-06-04 Richard Guenther <rguenther@suse.de>
12796 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12797 (is_call_clobbered): Always check var_ann->call_clobbered.
12798 (mark_call_clobbered): Always set var_ann->call_clobbered.
12799 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12800 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12801 (reset_alias_info): Clear call clobbering info on MTAGs and
12803 (set_pt_anything): Set pt_global_mem.
12804 (create_tag_raw): Adjust comment.
12805 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12807 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12808 Maxim Kuvyrkov <maxim@codesourcery.com>
12810 * config/m68k/m68k.opt (mxgot): New option.
12811 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12812 (m68k_output_addr_const_extra): New.
12813 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12814 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12815 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12816 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12818 2008-06-04 Richard Guenther <rguenther@suse.de>
12820 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12821 negative or non-representable offsets.
12823 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12825 * config/i386/i386.c (ix86_gen_leave): New.
12826 (ix86_gen_pop1): Likewise.
12827 (ix86_gen_add3): Likewise.
12828 (ix86_gen_sub3): Likewise.
12829 (ix86_gen_sub3_carry): Likewise.
12830 (ix86_gen_one_cmpl2): Likewise.
12831 (ix86_gen_monitor): Likewise.
12832 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12833 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12834 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12835 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12836 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12837 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12838 (ix86_expand_epilogue): Updated.
12839 (print_operand): Handle integer register operand for 'z'.
12840 (ix86_expand_strlensi_unroll_1): Likewise.
12841 (ix86_expand_strlen): Likewise.
12842 (ix86_expand_builtin): Likewise.
12843 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12844 mov{q}/mov{l} and add{q}/add{l}.
12846 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12848 * config/i386/i386.md (P): New mode iterator.
12849 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12850 using P mode iterator.
12851 (DFmode push_operand splitter): Ditto.
12852 (XFmode push_operand splitter): Ditto.
12853 (DFmode float_extend SFmode push_operand splitter): Ditto.
12854 (XFmode float_extend SFmode push_operand splitter): Do not generate
12855 SImode pushes for 64bit target. Macroize Dimode and SImode
12856 pushes using P mode iterator.
12857 (XFmode float_extend DFmode push_operand splitter): Ditto.
12859 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12861 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12862 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12863 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12864 return type to int.
12865 (ix86_call_abi_override): Remove check for call_used_regs.
12867 2008-06-03 Richard Guenther <rguenther@suse.de>
12869 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12870 for the lhs of calls if the return type contains pointers.
12872 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12874 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12875 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12876 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12877 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12878 of cfun and DEFAULT_ABI to deceide abi mode.
12879 (DEFAULT_ABI): New.
12880 (REG_PARM_STACK_SPACE): Removed.
12881 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12882 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12883 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12884 (ix86_function_abi): Likewise.
12885 (ix86_function_type_abi): Likewise.
12886 (ix86_call_abi_override): Likewise.
12887 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12888 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12889 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12890 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12892 (X86_64_REGPARM_MAX): New.
12893 (X86_64_SSE_REGPARM_MAX): New.
12894 (X64_REGPARM_MAX): New.
12895 (X64_SSE_REGPARM_MAX): New.
12896 (X86_32_REGPARM_MAX): New.
12897 (X86_32_SSE_REGPARM_MAX): New.
12898 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12899 (ix86_function_regparm): Handle user calling abi.
12900 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12901 by DEFAULT_ABI versus SYSV_ABI check.
12902 (ix86_reg_parm_stack_space): New.
12903 (ix86_function_type_abi): New.
12904 (ix86_call_abi_override): New.
12905 (ix86_function_abi): New.
12906 (ix86_cfun_abi): New.
12907 (init_cumulative_args): Call abi specific initialization.
12908 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12909 (function_arg_64): Extend SSE_REGPARM_MAX check.
12910 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12911 (ix86_pass_by_reference): Likewise.
12912 (ix86_function_value_regno_p): Likewise.
12913 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12914 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12915 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12916 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12917 (setup_incoming_varargs_64): Adjust regparm for call abi.
12918 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12919 (ix86_va_start): Likewise.
12920 (ix86_gimplify_va_arg): Likewise.
12921 (ix86_expand_prologue): Likewise.
12922 (output_pic_addr_const): Likewise.
12923 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12924 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12925 (x86_output_mi_thunk): Likewise.
12926 (x86_function_profiler): Likewise.
12927 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12928 (SYSV_ABI, MS_ABI): New constants.
12929 (DEFAULT_ABI): New.
12930 (init_regs): Add prototype of function in regclass.c file.
12931 (OVERRIDE_ABI_FORMAT): New.
12932 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12933 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12934 (OUTGOING_REG_PARM_STACK_SPACE): New.
12935 (ix86_reg_parm_stack_space): New prototype.
12936 (CUMULATIVE_ARGS): Add call_abi member.
12937 (machine_function): Add call_abi member.
12938 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12939 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12941 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12944 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12945 (avr_builtin_setjmp_frame_value): New function.
12946 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12947 (nonlocal_goto): Define.
12949 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12951 * config/mips/mips.c (mips_emit_loadgp): Return early if
12952 there is nothing do to, otherwise emit a blockage if
12953 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12954 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12956 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12958 * configure.ac: Drop unneeded backslash ending up in config.in.
12959 * acinclude.m4: Likewise.
12960 * config.in: Regenerate.
12962 2008-05-26 Jan Hubicka <jh@suse.cz>
12964 * predict.c (maybe_hot_frequency_p): Break out of...
12965 (maybe_hot_bb_p): ... here.
12966 (maybe_hot_edge_p): New.
12967 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12968 * basic-block.h (maybe_hot_edge_p): Declare.
12970 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12972 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12973 (*cmpfp_<mode>_cc): Ditto.
12974 (*fp_jcc_8<mode>_387): Ditto.
12975 (*fop_<MODEF:mode>_2_i387): Ditto.
12976 (*fop_<MODEF:mode>_3_i387): Ditto.
12977 (*fop_xf_2_i387): Ditto.
12978 (*fop_xf_3_i387): Ditto.
12980 2008-06-02 Tomas Bily <tbily@suse.cz>
12982 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12984 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12986 * config/mips/mips.c (mips_valid_offset_p): New function.
12987 (mips_valid_lo_sum_p): Likewise.
12988 (mips_classify_address): Use them.
12989 (mips_force_address): New function.
12990 (mips_legitimize_address): Use it.
12991 * config/mips/mips.md (MOVE128): New mode iterator.
12992 (movtf): Require TARGET_64BIT. Remove empty strings.
12993 (*movtf_internal): Rename to...
12994 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12995 of "R" and use {,fp}{load,store} attributes instead of "multi".
12996 Use a separate define_split.
12997 (*movtf_mips16): New pattern.
12999 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13001 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13002 * config/mips/mips.c (mips_expand_before_return): New function.
13003 (mips_expand_epilogue): Call it.
13004 * config/mips/mips.md (return): Turn into a define_expand.
13005 (*return): New insn.
13007 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13009 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13010 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13011 functions. Do not emit uses and clobbers of CONCATs; individually
13012 use and clobber their operands.
13013 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13014 gen_clobber, emit_use and gen_use.
13015 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13016 (expand_builtin_return): Likewise.
13017 * cfgbuild.c (count_basic_blocks): Likewise.
13018 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13019 * explow.c (emit_stack_restore): Likewise.
13020 * expmed.c (extract_bit_field_1): Likewise.
13021 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13022 (emit_move_multi_word, store_constructor): Likewise.
13023 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13024 (thread_prologue_and_epilogue_insns): Likewise.
13025 * lower-subreg.c (resolve_simple_move): Likewise.
13026 * optabs.c (widen_operand, expand_binop): Likewise.
13027 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13028 * reload.c (find_reloads): Likewise.
13029 * reload1.c (eliminate_regs_in_insn): Likewise.
13030 * stmt.c (expand_nl_goto_receiver): Likewise.
13031 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13032 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13033 * config/arm/arm.c (arm_load_pic_register): Likewise.
13034 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13035 * config/arm/arm.md (untyped_return): Likewise.
13036 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13037 * config/avr/avr.c (expand_prologue): Likewise.
13038 * config/bfin/bfin.c (do_unlink): Likewise.
13039 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13040 * config/cris/cris.c (cris_expand_prologue): Likewise.
13041 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13042 (machopic_legitimize_pic_address): Likewise.
13043 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13044 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13045 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13046 (ix86_expand_convert_uns_didf_sse): Likewise.
13047 (ix86_expand_vector_init_general): Likewise.
13048 * config/ia64/ia64.md (eh_epilogue): Likewise.
13049 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13050 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13051 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13052 (config/iq2000/iq2000.c): Likewise.
13053 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13054 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13055 (builtin_longjmp): Likewise.
13056 * config/mn10300/mn10300.md (call, call_value): Likewise.
13057 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13058 * config/pdp11/pdp11.md (abshi2): Likewise.
13059 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13060 * config/s390/s390.c (s390_emit_prologue): Likewise.
13061 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13062 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13063 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13064 * config/sh/sh.c (prepare_move_operands): Likewise.
13065 (output_stack_adjust, sh_expand_epilogue): Likewise.
13066 (sh_set_return_address, sh_expand_t_scc): Likewise.
13067 * config/sparc/sparc.c (load_pic_register): Likewise.
13068 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13069 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13070 * config/v850/v850.c (expand_epilogue): Likewise.
13072 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13074 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13075 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13076 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13077 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13078 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13079 stack pointer register.
13080 (output_movhi): Remove code for interrupt specific writing to the
13081 stack pointer register.
13083 2008-05-31 Richard Guenther <rguenther@suse.de>
13085 PR tree-optimization/34244
13086 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13087 (tree_expr_nonzero_warnv_p): Likewise.
13088 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13089 ssa_name_nonnegative_p.
13090 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13091 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13092 not tree_expr_nonzero_warnv_p.
13094 PR tree-optimization/36262
13096 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13098 PR tree-optimization/34244
13099 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13100 (record_numbers_of_iterations): New function.
13101 (execute_vrp): Cache the numbers of iterations of loops.
13102 * tree-scalar-evolution.c (scev_reset_except_niters):
13104 (scev_reset): Use scev_reset_except_niters.
13105 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13107 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13109 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13110 __WORKAROUND_RETS when appropriate.
13112 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13114 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13115 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13117 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13118 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13119 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13120 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13121 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13122 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13123 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13124 *fop_df_1_sse insn patterns using MODEF mode iterator.
13125 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13126 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13127 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13128 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13129 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13130 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13131 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13132 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13133 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13134 (*fop_xf_5_i387): Ditto.
13135 (*fop_xf_6_i387): Ditto.
13137 2008-05-30 Richard Guenther <rguenther@suse.de>
13139 * builtins.c (build_string_literal): Avoid generating
13140 a non-gimple_val result.
13142 2008-05-30 DJ Delorie <dj@redhat.com>
13144 * exec-tool.in: Use an environment variable (private) instead of a
13145 file (shared) as a semaphore, so as to not break parallel builds.
13147 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13149 * optabs.c (maybe_encapsulate_block): Remove.
13150 (emit_libcall_block): Adjust accordingly.
13151 * optabs.h (maybe_encapsulate_block): Remove prototype.
13153 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13154 Don't use maybe_encapsulate_block.
13156 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13158 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13159 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13160 rtx is a SYMBOL_REF before calling get_pool_constant.
13162 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13164 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13166 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13168 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13169 rather than OS names to choose INO_T_EQ definition.
13170 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13171 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13173 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13176 * config/darwin-f.c: New.
13177 * config/t-darwin: Added rule to build darwin-f.o.
13178 * config.gcc: Defined new variable, fortran_target_objs.
13179 (*-*-darwin*): Set fortran_target_objs.
13180 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13181 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13182 * configure: Regenerated.
13184 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13187 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13188 canonical type if needed.
13190 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13192 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13194 2008-05-29 Richard Guenther <rguenther@suse.de>
13196 PR tree-optimization/36343
13197 PR tree-optimization/36346
13198 PR tree-optimization/36347
13199 * tree-flow.h (clobber_what_p_points_to): Declare.
13200 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13201 pointed-to variable is dereferenced is irrelevant to whether
13202 the pointer can access the pointed-to variable.
13203 (clobber_what_p_points_to): New function.
13204 * tree-ssa-alias.c (set_initial_properties): Use it.
13205 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13206 call clobber check for NMTs.
13208 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13210 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13211 for printing gcov_type.
13213 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13215 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13216 and the eh region information.
13217 * value-prof.c (gimple_move_stmt_histograms): New function.
13218 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13220 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13222 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13224 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13226 * value-prof.c (tree_ic_transform): Print counts.
13227 * tree-profile.c (tree_gen_ic_func_profiler):
13228 Clear __gcov_indreict_call_callee variable to avoid misattribution
13231 2008-05-28 Rafael EspÃndola <espindola@google.com>
13233 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13236 2008-05-28 Richard Guenther <rguenther@suse.de>
13238 PR tree-optimization/36339
13239 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13240 and clobbering code out of the loop.
13242 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13244 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13247 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13248 s390_contiguous_bitmask_p, s390_symref_operand_p,
13249 s390_check_symref_alignment, s390_reload_larl_operand,
13250 s390_reload_symref_address): New functions.
13251 (s390_branch_condition_mnemonic): Support compare and branch
13253 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13254 and 'W' constraints.
13255 (s390_secondary_reload): Add secondary reloads for unaligned
13256 symbol refs or symbol refs to floating point or QI/TI mode
13258 (legitimate_address_p): Accept symbol references as addresses.
13259 (s390_expand_insv): Use rotate and insert selected bits
13260 instruction for insv when building for z10.
13261 (print_operand_address): Handle symbol ref addresses.
13262 (print_operand): Output modifier 'c' added for signed byte values.
13263 (s390_encode_section_info): Mark symbol refs with
13264 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13266 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13267 (length attribute): RRF, RRR have 4 byte length.
13268 (FPALL, INTALL): New mode iterators added.
13269 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13270 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13271 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13272 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13273 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13274 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13275 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13276 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13278 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13279 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13280 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13281 reload<INTALL:mode><P:mode>_toreg_z10,
13282 reload<FPALL:mode><P:mode>_tomem_z10,
13283 reload<FPALL:mode><P:mode>_toreg_z10,
13284 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13285 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13286 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13287 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13289 (movmem, clrmem, cmpmem): New splitters added.
13291 * config/s390/predicates.md (larl_operand): Use
13292 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13293 SYMBOL_REF_ALIGN1_P.
13294 (s390_signed_integer_comparison,
13295 s390_unsigned_integer_comparison): New predicates.
13297 * config/s390/s390-protos.h (s390_check_symref_alignment,
13298 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13299 s390_reload_symref_address,
13300 s390_compare_and_branch_condition_mask): Prototypes added.
13302 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13303 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13304 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13306 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13308 * config/s390/s390.c (z10_cost): New cost function for z10.
13309 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13310 (s390_issue_rate): Adjust issue rate for z10.
13311 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13312 (processor_flags): Add PF_Z10.
13313 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13314 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13315 * gcc/config.gcc: Add z10.
13317 2008-05-28 Richard Guenther <rguenther@suse.de>
13319 PR tree-optimization/36291
13320 * tree-flow. h (struct gimple_df): Remove var_anns member.
13321 * tree-flow-inline.h (gimple_var_anns): Remove.
13322 (var_ann): Simplify.
13323 * tree-dfa.c (create_var_ann): Simplify.
13324 (remove_referenced_var): Clear alias info from var_anns of globals.
13325 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13326 (delete_tree_ssa): Clear alias info from var_anns of globals.
13327 Do not free var_anns.
13328 (var_ann_eq): Remove.
13329 (var_ann_hash): Likewise.
13331 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13333 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13334 and loongson2f entries.
13335 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13336 * config/mips/mips.h (processor_type): Add Loongson-2E
13337 and Loongson-2F entries.
13338 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13339 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13340 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13341 * doc/invoke.texi (MIPS Options): Document loongson2e
13342 and loongson2f processor names.
13344 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13348 * config/i386/i386.c (ix86_function_arg_boundary): Use
13349 alignment of canonical type.
13350 (ix86_expand_vector_move): Check unaligned memory access for
13353 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13355 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13356 Moved to the front of file.
13358 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13359 H.J. Lu <hongjiu.lu@intel.com>
13361 * dwarf2out.c (current_fde): New.
13363 (lookup_cfa:): Likewise.
13364 (dwarf2out_end_epilogue): Likewise.
13365 (dwarf2out_note_section_used): Likewise.
13367 2008-05-27 Michael Matz <matz@suse.de>
13370 * c.opt (Wenum-compare): New warning option.
13371 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13373 2008-05-27 Michael Matz <matz@suse.de>
13375 PR middle-end/36326
13376 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13378 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13379 into memory as tail calls.
13381 2008-05-27 Richard Guenther <rguenther@suse.de>
13383 PR tree-optimization/36339
13384 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13385 pointers cause all addressable variables to be call clobbered.
13387 2008-05-27 Richard Guenther <rguenther@suse.de>
13389 PR tree-optimization/36245
13390 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13392 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13394 * config/s390/s390.md: Replace all occurences of the 'm'
13395 constraint with 'RT'.
13397 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13399 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13401 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13403 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13404 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13405 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13407 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13409 * reload.c: (find_reloads): Skip alternatives according to the
13410 "enabled" attribute. Constify the constraint variable.
13411 * recog.c (get_attr_enabled): Add default implementation.
13412 (extract_insn): Set the alternative_enabled_p array
13413 in the recog_data struct.
13414 (preprocess_constraints, constrain_operands): Skip
13415 alternatives according to the "enabled" attribute
13416 * recog.h (struct recog_data): New field alternative_enabled_p.
13417 (skip_alternative): New inline function.
13418 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13419 (record_reg_classes): Skip alternative according to the
13420 "enabled" attribute.
13422 * doc/md.texi: Add documention for the "enabled" attribute.
13424 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13426 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13427 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13428 constraint with TARGET_MEM_CONSTRAINT.
13429 * recog.c (asm_operand_ok, preprocess_constraints,
13430 constrain_operands): Likewise.
13431 * regclass.c (record_reg_classes): Likewise.
13432 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13433 * reload1.c (maybe_fix_stack_asms): Likewise.
13434 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13435 * recog.h: Adjust comment.
13436 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13437 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13438 * doc/md.texi: Add a note to description of 'm' constraint.
13439 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13441 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13443 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13444 that the bitfield is of integral type before testing its precision.
13446 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13447 Sa Liu <saliu@de.ibm.com>
13449 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13450 __modti3, __udivti3, __umodti3 and __udivmodti4.
13451 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13452 that implement TImode mul and div functions.
13453 * config/spu/multi3.c: New. Implement __multi3.
13454 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13455 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13458 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13460 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13461 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13462 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13463 tls_sysv_suffix): New mode and mode attribute iterators.
13464 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13465 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13466 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13467 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13468 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13471 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13473 PR tree-optimization/36329
13474 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13475 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13476 * cgraphbuild.c (initialize_inline_failed): Use the latter
13477 macro in lieu of the former.
13478 * ipa-inline.c (cgraph_mark_inline): Likewise.
13479 (cgraph_decide_inlining_of_small_function): Likewise.
13480 (cgraph_decide_inlining): Likewise.
13481 (cgraph_decide_inlining_incrementally): Likewise.
13483 2008-05-26 Tristan Gingold <gingold@adacore.com>
13484 Anatoly Sokolov <aesok@post.ru>
13486 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13487 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13488 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13489 optimization for 'avr6' architecture.
13491 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13494 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13496 2008-05-26 Richard Guenther <rguenther@suse.de>
13498 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13499 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13501 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13503 PR middle-end/36253
13504 * caller-save.c (insert_restore): Verify alignment of spill space.
13505 (insert_save): Likewise.
13506 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13507 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13508 (STACK_SLOT_ALIGNMENT): Likewise.
13509 * function.c (LOCAL_ALIGNMENT): Removed.
13510 (get_stack_local_alignment): New.
13511 (assign_stack_local): Use it. Set alignment on stack slot.
13512 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13513 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13514 (STACK_SLOT_ALIGNMENT): New.
13515 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13516 stack slot in XFmode.
13518 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13520 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13523 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13524 argument operand in rax isn't removed.
13526 2008-05-26 Richard Guenther <rguenther@suse.de>
13528 PR middle-end/36300
13529 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13530 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13532 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13535 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13537 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13539 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13540 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13542 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13544 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13545 build a trampoline if we don't want one.
13546 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13547 return zero for nested functions if we don't want a trampoline.
13549 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13551 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13553 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13556 * c.opt: Removed undocumented option '-lang-fortran'.
13557 * c-common.h: Removed global variable 'lang_fortran'.
13558 * c-opts.c (c_common_handle_option): Removed code to handle
13559 option '-lang-fortran'. Updated includes.
13560 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13561 definition of '__GFORTRAN__'.
13562 (define__GNUC__): Reimplemented to use BASEVER and
13563 cpp_define_formatted.
13564 (builtin_define_with_value_n): Removed.
13565 * c-incpath.h: Renamed to ...
13566 * incpath.h: ... this.
13567 * c-incpath.c: Renamed to ...
13568 * incpath.c: ... this. Updated includes.
13569 * fix-header.c: Updated includes.
13570 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13571 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13572 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13574 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13576 * tree.h: Update the table of flags used on tree nodes.
13577 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13578 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13579 (FORCED_LABEL): Add access check.
13580 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13581 (ASM_INPUT_P): Likewise.
13582 (ASM_VOLATILE_P): Likewise.
13583 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13584 (OMP_SECTION_LAST): Access private_flag directly.
13585 (OMP_RETURN_NOWAIT): Likewise.
13586 (OMP_PARALLEL_COMBINED): Likewise.
13587 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13588 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13589 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13590 deprecated_flag directly.
13592 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13594 * final.c (frame_pointer_needed): Removed.
13595 * flags.h (frame_pointer_needed): Likewise.
13597 * function.h (rtl_data): Add frame_pointer_needed.
13598 (frame_pointer_needed): New.
13600 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13602 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13604 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13606 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13609 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13611 * c-common.c (strip_array_types): Move function to..
13613 (get_inner_array_type): Delete.
13614 * c-common.h (strip_array_types): Move declaration to..
13616 (get_inner_array_type): Delete.
13617 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13618 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13619 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13620 * config/pa/pa.c (emit_move_sequence): Likewise.
13622 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13624 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13627 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13629 * function.c: Include target hook for nonlocal_goto frame value.
13631 2008-05-24 Richard Guenther <rguenther@suse.de>
13633 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13634 variable can be only accessed through a pointer or a union.
13636 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13638 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13639 * doc/extend.texi: Likewise.
13641 2008-05-23 DJ Delorie <dj@redhat.com>
13643 * config/m32c/jump.md (untyped_call): Add.
13645 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13646 for A24 to PSImode.
13647 (m32c_address_cost): Detail costs for indirect offsets.
13649 2008-05-23 Rafael EspÃndola <espindola@google.com>
13651 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13652 if a node is a SUBREG.
13653 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13656 2008-05-23 Paul Brook <paul@codesourcery.com>
13657 Carlos O'Donell <carlos@codesourcery.com>
13659 * doc/extend.texi: Clarify use of __attribute__((naked)).
13660 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13661 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13662 * function.c (use_register_for_decl): Use
13663 targetm.calls.allocate_stack_slots_for_args.
13664 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13665 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13666 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13668 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13670 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13672 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13674 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13675 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13676 is only rounded once.
13678 2008-05-23 Richard Guenther <rguenther@suse.de>
13680 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13682 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13683 Jakub Jelinek <jakub@redhat.com>
13686 * configure.ac: Handle --enable-cld.
13687 * configure: Regenerated.
13688 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13689 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13690 (ix86_current_function_needs_cld): New define.
13691 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13692 (cld): New isns pattern.
13693 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13694 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13695 * config/i386/i386.opt (mcld): New option.
13696 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13697 TARGET_CLD and ix86_current_function_needs_cld.
13698 (override_options): Use -mcld by default for 32-bit code if
13701 * doc/install.texi (Options specification): Document --enable-cld.
13702 * doc/invoke.texi (Machine Dependent Options)
13703 [i386 and x86-64 Options]: Add -mcld option.
13704 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13706 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13707 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13708 (return_in_memory_64): Likewise.
13709 (return_in_memory_ms_64): Likewise.
13711 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13713 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13714 * builtins.c (fold_builtin_fpclassify): New.
13715 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13716 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13717 * c-common.c (handle_type_generic_attribute): Adjust to accept
13718 fixed arguments before an elipsis.
13719 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13720 * doc/extend.texi: Document __builtin_fpclassify.
13722 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13724 * omp-low.c (gate_expand_omp_ssa): Remove.
13725 (pass_expand_omp_ssa): Remove.
13726 (gate_expand_omp): Do not check for flag_openmp_ssa.
13727 * common.opt (-fopenmp-ssa): Remove.
13728 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13730 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13732 * config/sh/sh.opt (mfixed-range): New option.
13733 * config/sh/sh-protos.h (sh_fix_range): Declare.
13734 * config/sh/sh.c (sh_fix_range): New function.
13735 * config/sh/sh.h (sh_fixed_range_str): Declare.
13736 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13738 * doc/invoke.texi (SH Options): Document -mfixed-range.
13740 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13742 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13743 it before the redeclaration.
13745 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13747 * config/avr/avr.c (get_sequence_length): Add new function.
13748 (expand_prologue, expand_epilogue): Remove duplicate code.
13750 2008-05-22 Rafael EspÃndola <espindola@google.com>
13752 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13755 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13757 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13758 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13760 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13761 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13762 (vect_update_misalignment_for_peel): Likewise.
13763 (vector_alignment_reachable_p): Likewise.
13764 * tree-vect-transform.c (vectorizable_load): Likewise.
13765 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13766 (get_vectype_for_scalar_type): Pass mode of scalar_type
13767 to UNITS_PER_SIMD_WORD.
13769 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13770 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13771 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13772 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13773 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13775 2008-05-22 Ira Rosen <irar@il.ibm.com>
13777 PR tree-optimization/36293
13778 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13779 if the first load must be skipped because of a gap.
13781 2008-05-22 Richard Guenther <rguenther@suse.de>
13783 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13784 more cases of offset disambiguation that is possible if
13785 strict-aliasing rules apply.
13786 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13787 for basic offset and type-based disambiguation.
13789 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13791 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13792 ix86_expand_vector_set on V16QImode for SSE4.1.
13794 2008-05-21 Tom Tromey <tromey@redhat.com>
13796 * c.opt (Wimport): Mark as undocumented.
13797 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13799 (Warning Options): Likewise.
13800 * doc/cppopts.texi: Don't mention -Wimport.
13802 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13804 PR tree-optimization/36287
13805 PR tree-optimization/36286
13806 * lambda-code.c (build_access_matrix): Do not use the loop->num
13807 for computing the number of induction variables: use the loop depth
13810 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13813 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13814 option -f(no-)leading-underscore.
13816 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13818 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13819 GET_MODE_NUNITS (mode).
13821 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13823 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13824 (-mmulhw): Add 464 to description.
13825 (-mdlmzb): Likewise.
13826 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13827 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13829 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13830 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13831 * config/rs6000/rs6000.md: Update comments for 464.
13833 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13835 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13837 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13839 * config/i386/sse.md (vec_extractv4sf): Removed.
13840 (vec_extractv2df): Likewise.
13841 (vec_extractv2di): Likewise.
13842 (vec_extractv4si): Likewise.
13843 (vec_extractv8hi): Likewise.
13844 (vec_extractv16qi): Likewise.
13845 (vec_extract<mode>): New.
13847 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13849 * config/i386/sse.md (vec_setv4sf): Removed.
13850 (vec_setv2df): Likewise.
13851 (vec_setv2di): Likewise.
13852 (vec_setv4si): Likewise.
13853 (vec_setv8hi): Likewise.
13854 (vec_setv16qi): Likewise.
13855 (vec_set<mode>): New.
13857 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13859 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13860 goto for vec_concat and vec_interleave.
13862 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13864 * config/i386/sse.md (vec_initv4sf): Removed.
13865 (vec_initv2df): Likewise.
13866 (vec_initv2di): Likewise.
13867 (vec_initv4si): Likewise.
13868 (vec_initv8hi): Likewise.
13869 (vec_initv16qi): Likewise.
13870 (vec_init<mode>): New.
13872 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13874 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13876 2008-05-21 Tom Tromey <tromey@redhat.com>
13878 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13879 (zone_find_object_offset): Likewise.
13880 (gt_ggc_m_S): Likewise.
13881 (highest_bit): Likewise.
13882 * ggc-page.c (gt_ggc_m_S): New function.
13883 * stringpool.c (string_stack): Remove.
13884 (init_stringpool): Update.
13885 (ggc_alloc_string): Use ggc_alloc.
13886 (maybe_delete_ident): New function.
13887 (ggc_purge_stringpool): Likewise.
13888 (gt_ggc_m_S): Remove.
13889 * ggc-common.c (ggc_protect_identifiers): New global.
13890 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13891 ggc_protect_identifiers.
13892 * ggc.h (ggc_protect_identifiers): Declare.
13893 (gt_ggc_m_S): Update.
13894 (ggc_purge_stringpool): Declare.
13895 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13896 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13898 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13900 2008-05-21 David S. Miller <davem@davemloft.net>
13902 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13905 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13907 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13910 2008-05-20 David Daney <ddaney@avtrex.com>
13912 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13913 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13914 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13915 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13916 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13917 (atomic_hiqi_op): New define_code_iterator.
13918 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13919 mips_expand_compare_and_swap_12.
13920 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13921 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13922 (sync_<optab><mode>, sync_old_<optab><mode>,
13923 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13924 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13925 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13926 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13927 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13928 (test_and_set_12): New insn.
13929 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13930 sync_new_<optab><mode>, sync_old_nand<mode>,
13931 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13932 clobber to operand 0 for SI and DI mode insns.
13933 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13934 mips_gen_fn_4): New typedefs.
13935 (mips_gen_fn_ptrs): Define new union type.
13936 (mips_expand_compare_and_swap_12): Remove declaration.
13937 (mips_expand_atomic_qihi): Declare function.
13938 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13939 (mips_expand_atomic_qihi): ... this. Use new generator function
13941 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13942 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13943 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13944 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13945 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13946 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13947 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13948 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13949 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13950 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13953 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13955 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13958 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13960 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13961 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13962 (avr_attribute_table): Add 'OS_main' function attribute.
13963 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13964 functions with 'OS_main' attribute.
13966 2008-05-20 Richard Guenther <rguenther@suse.de>
13968 PR tree-optimization/35204
13969 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13970 helper, split out from ...
13971 (DFS): ... here. Make the DFS walk non-recursive.
13973 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13974 Jan Sjodin <jan.sjodin@amd.com>
13976 PR tree-optimization/36181
13977 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13978 (parallelize_loops): Don't parallelize when the loop has vector
13981 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13982 Sebastian Pop <sebastian.pop@amd.com>
13984 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13985 matrix, and never look at the tree representation of the memory
13987 (linear_transform_loops): Computes parameters and access matrices.
13988 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13990 (access_matrix_get_index_for_parameter): New.
13991 * tree-data-ref.h (struct access_matrix): New.
13992 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13993 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13994 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13995 am_vector_index_for_loop): New.
13996 (struct data_reference): Add field access_matrix.
13997 (DR_ACCESS_MATRIX): New.
13998 (compute_data_dependences_for_loop): Update declaration.
13999 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14000 * lambda.h (lambda_vector_vec_p): Declared.
14001 * lambda-code.c: Depend on pointer-set.h.
14002 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14003 av_for_af_base, av_for_af, build_access_matrix,
14004 lambda_compute_access_matrices): New.
14005 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14007 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14009 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14010 $SOURCEDIR/include.
14012 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14013 Sebastian Pop <sebastian.pop@amd.com>
14015 PR tree-optimization/36206
14016 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14018 (instantiate_scev_1): Rename flags to fold_conversions.
14019 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14020 outeside instantiation_loop.
14021 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14022 (evolution_function_is_affine_or_constant_p): Removed.
14023 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14025 (analyze_siv_subscript): Pass in the loop nest number.
14026 Call evolution_function_is_affine_in_loop instead of
14027 evolution_function_is_affine_p.
14028 (analyze_overlapping_iterations): Pass in the loop nest number.
14030 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14031 Sebastian Pop <sebastian.pop@amd.com>
14033 PR tree-optimization/36206
14034 * tree-chrec.h (chrec_fold_op): New.
14035 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14038 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14040 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14042 (remove_duplicates): Do not set inode on non-inode systems.
14045 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14047 * config.gcc (tm_file): Update comments about relative pathnames.
14049 2008-05-20 Richard Guenther <rguenther@suse.de>
14051 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14052 * tree-ssa-sccvn.c (process_scc): Likewise.
14053 * tree-ssa-sink.c (execute_sink_code): Likewise.
14054 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14055 * tree-vrp.c (process_assert_insertions): Likewise.
14056 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14057 (perform_tree_ssa_dce): Likewise.
14058 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14059 (dump_dominator_optimization_stats): Likewise.
14060 * tree-vectorizer.c (vectorize_loops): Likewise.
14062 2008-05-20 Richard Guenther <rguenther@suse.de>
14064 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14066 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14068 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14069 (ix86_i386elf_return_in_memory): Likewise.
14070 (ix86_i386interix_return_in_memory): Likewise.
14071 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14072 (SUBTARGET_RETURN_IN_MEMORY): New.
14073 * config/i386/i386elf.h: Likewise.
14074 * config/i386/ptx4-i.h: Likewise.
14075 * config/i386/sol2-10.h: Likewise.
14076 * config/i386/sysv4.h: Likewise.
14077 * config/i386/vx-common.h: Likewise.
14078 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14079 * config/i386/i386.c (ix86_return_in_memory): Made static and
14080 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14081 (ix86_i386elf_return_in_memory): Removed.
14082 (ix86_i386interix_return_in_memory): Removed.
14083 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14084 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14086 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14088 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14090 2008-05-19 Xinliang David Li <davidxl@google.com>
14092 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14094 * common.opt: Ditto.
14095 * doc/invoke.texi: Ditto.
14097 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14099 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14100 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14102 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14104 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14105 sizes of operand array from 8/4 to 4/2.
14106 (ix86_expand_vector_init_general): Change size of operand array
14107 from 32 to 16. Remove op0, op1 and half_mode.
14109 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14112 (ix86_expand_vector_init_interleave): Likewise.
14113 (ix86_expand_vector_init_general): Use them. Assert
14114 word_mode == SImode when n_words == 4.
14116 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14118 * config/i386/i386.c (ix86_secondary_reload): New static function.
14119 (TARGET_SECONDARY_RELOAD): New define.
14120 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14121 * config/i386/i386.md (reload_outqi): Remove.
14123 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14125 PR middle-end/35509
14126 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14127 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14128 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14129 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14130 (fold_builtin_1): Likewise.
14131 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14132 c-common.c (check_builtin_function_arguments): Handle
14133 BUILT_IN_ISINF_SIGN.
14134 * doc/extend.texi: Document __builtin_isinf_sign.
14135 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14137 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14139 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14140 EH cleanup at the end of the pass, search for those that have been
14141 turned into forwarder blocks and do the cleanup on their successor.
14143 2008-05-18 Richard Guenther <rguenther@suse.de>
14145 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14146 pointers to sizetype and vice versa.
14148 2008-05-18 Xinliang David Li <davidxl@google.com>
14150 * gcc/tree-ssa-dce.c: Coding style fix.
14151 (check_pow): Documentation comment.
14152 (check_log): Documenation comment. Coding style fix.
14153 (is_unnecessary_except_errno_call): Ditto.
14154 (gen_conditions_for_pow): Ditto.
14155 (gen_conditions_for_log): Ditto.
14156 (gen_shrink_wrap_conditions): Ditto.
14157 (shrink_wrap_one_built_in_calls): Ditto.
14158 * gcc/doc/invoke.texi: Better documentation string.
14159 * ChangeLog: Fix wrong change log entries from
14160 May 17 checkin on function call DCE.
14162 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14164 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14166 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14168 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14169 * df-problems.c (simulation routines): Fixed block comment to
14170 properly say how to add forwards scanning functions.
14172 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14174 * tree-inline.c (setup_one_parameter): Remove dead code.
14176 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14178 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14179 a BIT_AND_EXPR only for an INTEGER_TYPE.
14181 2008-05-17 Xinliang David Li <davidxl@google.com>
14183 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14184 (check_pow, check_log, is_unnecessary_except_errno_call): New
14185 functions to check for eliminating math functions that are pure
14186 except for setting errno.
14187 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14188 general condition expressions for shrink-wrapping pow/log calls.
14189 (gen_shrink_wrap_conditions): Ditto.
14190 (shrink_wrap_one_built_in_call): Ditto.
14191 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14192 (mark_operand_necessary): If debugging, output if OP is necessary.
14193 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14195 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14197 * gcc/common.opt: New user flag -ftree-builtin-dce.
14198 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14200 2008-05-16 David S. Miller <davem@davemloft.net>
14202 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14203 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14205 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14208 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14210 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14212 * ifcvt.c (dead_or_predicable): Rename
14213 df_simulate_one_insn_backwards to df_simulate_one_insn.
14214 * recog.c (peephole2_optimize): Ditto.
14215 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14217 * df.h: Rename df_simulate_one_insn_backwards to
14218 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14219 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14220 scanning of defs and uses.
14221 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14222 (df_simulate_one_insn_forwards): Removed.
14224 2008-05-16 Doug Kwan <dougkwan@google.com>
14226 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14228 (real_from_string): Handle NaNs and Inf as approriate.
14230 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14232 * doc/gty.texi (Source Files Containing Type Information): Note
14233 that headers should appear first in the gtfiles list.
14235 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14237 * tree.def (COND_EXEC): Properly documented this code.
14239 2008-05-16 Diego Novillo <dnovillo@google.com>
14241 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14242 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14245 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14247 * tree-ssa-dse (max_stmt_uid): Removed.
14248 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14249 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14250 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14251 * function.h (cfun.last_stmt_uid): New field.
14252 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14253 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14255 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14256 (create_stmt_ann): Initialize the ann->uid field.
14257 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14259 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14261 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14263 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14264 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14265 (init_empty_tree_cfg): Call it.
14267 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14269 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14272 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14274 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14275 * tree-dump.c (dump_options): New verbose option.
14276 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14278 * tree-pass.h (TDF_VERBOSE): New dump flag.
14279 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14280 (tree-flow.h): Added include.
14281 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14283 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14285 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14287 From Jie Zhang <jie.zhang@analog.com>
14288 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14289 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14290 mcpu=bf561-none and mcpu=bf561-0.2.
14291 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14292 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14293 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14294 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14295 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14296 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14297 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14299 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14300 (cputype_selected): Remove.
14301 (bfin_handle_option): Don't use cputype_selected.
14302 (override_options): When no mcpu option, enable all workarounds.
14303 Don't use bfin_workarounds.
14304 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14306 (DEFAULT_CPU_TYPE): Don't define.
14308 2008-05-16 Richard Guenther <rguenther@suse.de>
14310 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14311 on deletion of the last stmt.
14313 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14315 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14316 V8HImode for SSE2 and V16QImode for SSE4.1.
14318 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14320 * cgraph.h (compute_inline_parameters): Made public.
14321 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14322 variable_generate_summary, function_write_summary,
14323 variable_write_summary, variable_read_summary. Added generate_summary,
14324 write_summary, read_summary.
14325 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14326 pass_ipa_inline.function_generate_summary, to
14327 compute_inline_parameters.
14328 * ipa-inline.c (compute_inline_parameters): Made public and added
14330 (compute_inline_parameters_for_current): New function.
14331 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14332 (inline_generate_summary): Removed parameter and made to loop over
14334 (pass_ipa_inline): Updated for new IPA_PASS structure.
14335 * passes.c (execute_ipa_summary_passes): Now is called once per
14336 pass rather than once per node*pass.
14338 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14340 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14341 avr_have_mul_p, avr_asm_only_p): Remove variables.
14342 (avr_override_options): Remove initialization of removed variables.
14343 (avr_file_start): Convert removed variables to fields of
14344 'struct base_arch_s *avr_current_arch'.
14345 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14346 (AVR_HAVE_MUL): (Ditto.).
14347 (AVR_HAVE_MOVW): (Ditto.).
14348 (AVR_HAVE_LPMX): (Ditto.).
14349 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14350 avr_asm_only_p): Remove declaration.
14352 2008-05-15 Diego Novillo <dnovillo@google.com>
14354 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14355 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14357 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14359 PR middle-end/36194
14360 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14361 Don't call record_truncated_value from here.
14362 (record_truncated_value): Turn it into a for_each_rtx callback.
14363 (record_truncated_values): New function.
14364 (combine_instructions): Call note_uses with record_truncated_values.
14365 Change name of check_conversion to check_promoted_subreg.
14367 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14369 * doc/sourcebuild.texi: Document support for torture tests.
14371 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14373 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14374 to alternative 4 of operand 2.
14376 2008-05-15 Richard Guenther <rguenther@suse.de>
14378 * tree-pass.h (current_pass): Declare.
14379 (get_pass_for_id): Likewise.
14380 * passes.c (passes_by_id, passes_by_id_size): New globals.
14381 (set_pass_for_id): New function.
14382 (get_pass_for_id): Likewise.
14383 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14384 (execute_function_todo): Flush per function statistics.
14385 * toplev.c (compile_file): Init statistics.
14386 (general_init): Do early statistics initialization.
14387 (finalize): Finish statistics.
14388 * statistics.h (statistics_early_init): Declare.
14389 (statistics_init): Likewise.
14390 (statistics_fini): Likewise.
14391 (statistics_fini_pass): Likewise.
14392 (statistics_counter_event): Likewise.
14393 (statistics_histogram_event): Likewise.
14394 * statistics.c: New file.
14395 * Makefile.in (OBJS-common): Add statistics.o.
14396 (statistics.o): Add dependencies.
14397 * doc/invoke.texi (-fdump-statistics): Document.
14399 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14400 (insert): Likewise.
14401 (execute_pre): Use statistics_counter_event.
14402 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14403 (substitute_and_fold): Increment it. Use statistics_counter_event.
14405 2008-05-15 Diego Novillo <dnovillo@google.com>
14407 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14409 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14410 * tree-ssa-alias.c (new_type_alias): Remove references to
14411 sub-variables from comment.
14412 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14414 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14416 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14417 attribute to 1 only for insertps alternative.
14419 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14421 * config/bfin/bfin.md (loadbytes): New pattern.
14422 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14423 (bfin_init_builtins): Initialize it.
14424 (bdesc_1arg): Add it.
14426 2008-05-15 Sa Liu <saliu@de.ibm.com>
14428 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14429 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14430 * testsuite/lib/target-supports.exp: Add
14431 check_effective_target_fortran_integer_16.
14433 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14435 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14436 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14437 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14438 (TARGET_RETURN_IN_MEMORY): Define.
14440 2008-05-15 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/36244
14443 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14444 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14445 represent unmodifiable vars.
14447 2008-05-15 Richard Guenther <rguenther@suse.de>
14449 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14450 INDIRECT_REF and TARGET_MEM_REF.
14451 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14454 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14455 H.J. Lu <hongjiu.lu@intel.com>
14457 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14458 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14459 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14460 insn alternatives. Add missing alternatives.
14461 (*vec_concatv2di_rex64_sse4_1): Likewise.
14462 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14463 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14464 Require TARGET_SSE.
14466 2008-05-15 Richard Guenther <rguenther@suse.de>
14468 PR tree-optimization/36009
14469 PR tree-optimization/36204
14470 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14471 (determine_invariantness_stmt): Record the loop a store is
14472 always executed in.
14473 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14476 2008-05-15 Richard Guenther <rguenther@suse.de>
14478 PR tree-optimization/34330
14479 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14480 through the pointer will alias the SMT.
14482 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14484 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14486 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14488 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14490 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14491 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14493 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14494 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14495 (vashl_optab): New optab for vector/vector shifts.
14496 (vashr_optab): Ditto.
14497 (vlshr_optab): Ditto.
14498 (vrotl_optab): Ditto.
14499 (vrotr_optab): Ditto.
14500 (optab_subtype): New enum for optab_for_tree_code call.
14501 (optab_for_tree_code): Add enum optab_subtype argument.
14503 * optabs.c (optab_for_tree_code): Take an additional argument to
14504 distinguish between a vector shift by a scalar and vector shift by
14505 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14506 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14507 vector shift by a vector.
14508 (expand_widen_pattern_expr): Pass additional argument to
14509 optab_for_tree_code.
14511 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14512 vrotl_optab, vrotr_optab.
14514 * expr.c (expand_expr_real_1): Update calls to
14515 optab_for_tree_code to distinguish between vector shifted by a
14516 scalar and vector shifted by a vector.
14517 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14518 (supportable_narrowing_operation): Ditto.
14519 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14520 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14521 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14522 (vect_create_epilog_for_reduction): Ditto.
14523 (vectorizable_reduction): Ditto.
14524 (vectorizable_operation): Ditto.
14525 (vect_strided_store_supported): Ditto.
14526 (vect_strided_load_supported): Ditto.
14527 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14528 * expmed.c (expand_shift): Ditto.
14530 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14532 (ashr@var{m}3): Ditto.
14533 (vashl@var{m}3): Document new vector/vector shift standard name.
14534 (vashr@var{m}3): Ditto.
14535 (vlshr@var{m}3): Ditto.
14536 (vrotl@var{m}3): Ditto.
14537 (vrotr@var{m}3): Ditto.
14539 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14540 (PPERM_INVERT): Ditto.
14541 (PPERM_REVERSE): Ditto.
14542 (PPERM_REV_INV): Ditto.
14543 (PPERM_ZERO): Ditto.
14544 (PPERM_ONES): Ditto.
14545 (PPERM_SIGN): Ditto.
14546 (PPERM_INV_SIGN): Ditto.
14547 (PPERM_SRC1): Ditto.
14548 (PPERM_SRC2): Ditto.
14550 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14551 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14552 allows a memory operand to be the value being added, and split it
14553 to improve vectorization.
14554 (sse5_pmacsdqh_mem): Ditto.
14555 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14556 (sse5_mulv2div2di3_high): Ditto.
14557 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14558 (vec_pack_trunc_v4si): Ditto.
14559 (vec_pack_trunc_v2di): Ditto.
14560 (sse5_pcmov_<mode>): Remove code that tried to use use
14561 andps/andnps instead of pcmov.
14562 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14563 pmacsdqh instructions.
14564 (vec_widen_smult_lo_v4si): Ditto.
14566 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14567 (PPERM_INVERT): Ditto.
14568 (PPERM_REVERSE): Ditto.
14569 (PPERM_REV_INV): Ditto.
14570 (PPERM_ZERO): Ditto.
14571 (PPERM_ONES): Ditto.
14572 (PPERM_SIGN): Ditto.
14573 (PPERM_INV_SIGN): Ditto.
14574 (PPERM_SRC1): Ditto.
14575 (PPERM_SRC2): Ditto.
14576 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14578 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14580 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14581 says ignore whether the last reference is a memory operand.
14583 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14584 Paolo Bonzini <bonzini at gnu dot org>
14586 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14589 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14590 (vlshr<mode>3): Rename from vlshr<mode>3.
14591 (vashr<mode>3): Rename from vashr<mode>3.
14592 (mulv4sf3): Change the names of vector shift patterns.
14596 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14599 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14624 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14625 (floatunssidf2_internal): Change vector/vector shift names.
14626 (floatunsdidf2_internal): Ditto.
14633 (vashl<mode>3): Rename from ashl<mode>3.
14634 (vashr<mode>3): Rename from ashr<mode>3.
14635 (vlshr<mode>3): Rename from lshr<mode>3.
14636 (vrotl<mode>3): Rename from rotl<mode>3.
14638 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14641 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14642 multiply gives the wrong value when doing widening multiplies.
14643 (vec_widen_smult_lo_v4si): Ditto.
14645 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14647 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14648 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14649 emit_library_call_value.
14650 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14651 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14652 * calls.c (initialize_argument_information, precompute_arguments,
14653 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14654 (precompute_arguments): Removed flags parameter.
14655 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14657 2008-05-14 Richard Guenther <rguenther@suse.de>
14659 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14660 Make sure to register the store if the use is a PHI_NODE.
14662 2008-05-14 Olivier Hainque <hainque@adacore.com>
14664 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14665 memory if the component is to be referenced in BLKmode according
14666 to get_inner_reference.
14668 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14670 * calls.c (emit_library_call_value_1): Restore code clearing
14671 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14673 2008-05-14 Olivier Hainque <hainque@adacore.com>
14674 Nicolas Roche <roche@adacore.com>
14676 * configure.ac: Add support for a "gcc_subdir" variable in
14677 config-lang.in, to denote a subdirectory where the language/GCC
14678 integration files are to be found.
14679 * configure: Regenerate.
14681 2008-05-14 Ira Rosen <irar@il.ibm.com>
14683 PR tree-optimization/36098
14684 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14685 value for the first load in the group in case of a gap.
14686 (vect_build_slp_tree): Check that there are no gaps in loads.
14688 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14690 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14691 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14692 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14693 emit_insn and remove unneeded code to construct extra args.
14694 (emit_no_conflict_block): Removed.
14695 * optabls.h: (emit_no_conflict_block): Removed.
14696 * cse.c (cse_extended_basic_block): Remove search for
14697 REG_NO_CONFLICT note.
14698 * global.c: Removed incorrect comment added in revision 117.
14699 * expr.c (convert_move): Change call to emit_no_conflict_block to
14701 * recog.c: Change comments so that they do not mention
14703 * local_alloc.c (combine_regs): Removed last parameter.
14704 (no_conflict_p): Removed.
14705 (block_alloc): Removed note, no_conflict_combined_regno and set
14706 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14707 (combine_regs): Removed already_dead and code to look for
14708 REG_NO_CONFLICT notes.
14709 * lower_subreg (remove_retval_note): Removed code to look for
14710 REG_NO_CONFLICT block.
14711 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14712 (resolve_clobber): Remove code to process libcalls that have
14713 REG_NO_CONFLICT notes.
14714 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14716 * combine.c (can_combine_p, distribute_notes): Removed
14717 REG_NO_CONFLICT case.
14718 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14720 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14721 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14723 * reg-notes.def (NO_CONFLICT): Removed.
14725 2008-05-14 David S. Miller <davem@davemloft.net>
14727 * config/sparc/sparc.c (sparc_profile_hook): If
14728 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14729 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14730 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14732 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14734 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14736 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14739 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14740 and op1 expansion before vector concat to have less live pseudos.
14742 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14744 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14745 ix86_expand_vector_set if supported.
14747 2008-05-13 Diego Novillo <dnovillo@google.com>
14748 Kenneth Zadeck <zadeck@naturalbridge.com>
14750 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14752 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14753 phinodes_print_statistics, init_ssanames, fini_ssanames,
14754 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14755 release_ssa_name, release_defs, replace_ssa_name_symbol,
14756 ssanames_print_statistics): Move ...
14757 * tree-flow.h: ... here.
14758 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14759 Use FN instead of cfun.
14760 (make_ssa_name_fn): Rename from make_ssa_name.
14761 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14762 * tree-flow-inline.h (make_ssa_name): Move from
14763 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14764 * omp-low.c (expand_omp_parallel):
14765 * tree-flow-inline.h (redirect_edge_var_map_result):
14766 * tree-ssa.c (init_tree_ssa): Add argument FN.
14767 Use it instead of cfun. Update all users.
14769 2008-05-13 Tom Tromey <tromey@redhat.com>
14771 PR preprocessor/22168:
14772 * doc/cpp.texi (Top): Update menu.
14773 (Alternatives to Wrapper #ifndef): New node.
14774 (Other Directives): Document deprecation.
14775 (Obsolete Features): Remove menu.
14776 (Assertions): Merge node into Obsolete Features.
14777 (Obsolete once-only headers): Move earlier; rename to Alternatives
14778 to Wrapper #ifndef.
14779 * doc/cppopts.texi: Update.
14780 * c.opt (Wdeprecated): Enable for C and ObjC.
14781 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14782 (C++ Dialect Options): Move -Wno-deprecated from here to...
14783 (Warning Options): ... here.
14785 2008-05-13 Richard Guenther <rguenther@suse.de>
14787 PR middle-end/36227
14788 * fold-const.c (fold_sign_changed_comparison): Do not allow
14789 changes in pointer-ness.
14791 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14794 * config/sh/sh.c (sh_expand_prologue): Don't clear
14795 RTX_FRAME_RELATED_P for push insns.
14797 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14799 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14801 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14803 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14804 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14805 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14807 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14809 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14810 (*vec_concatv4sf_sse): This.
14811 (*sse2_concatv2si): Renamed to ...
14812 (*vec_concatv2si_sse2): This.
14813 (*sse1_concatv2si): Renamed to ...
14814 (*vec_concatv2si_sse): This.
14815 (*vec_concatv2di_rex): Renamed to ...
14816 (*vec_concatv2di_rex64): This.
14817 (*vec_concatv2si_sse4_1): New.
14818 (*vec_concatv2di_rex64_sse4_1): Likewise.
14820 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14822 PR rtl-optimization/36111
14823 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14824 that was created for swappable operands.
14826 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14829 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14830 * configure.ac: Add call to ACX_PROG_GNAT.
14832 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14834 * optc-gen.awk: Fix comment typo.
14836 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14838 * pretty-print.c (pp_integer_with_precision): Use
14839 HOST_LONG_LONG_FORMAT.
14841 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14843 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14845 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14847 * config/i386/i386.c (bdesc_ptest): Removed.
14848 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14849 (bdesc_args): Add __builtin_ia32_ptestz128,
14850 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14851 (ix86_init_mmx_sse_builtins): Updated.
14852 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14853 (ix86_expand_builtin): Updated.
14855 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14857 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14858 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14860 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14862 * value-prof.c (interesting_stringop_to_profile): Do not
14863 return early for BUILT_IN_MEMPCPY.
14865 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14867 * calls.c (expand_call): Don't use callgraph to increase
14868 preferred_stack_boundary.
14870 * cgraph.h (cgraph_rtl_info): Use unsigned on
14871 preferred_incoming_stack_boundary.
14873 * final.c (rest_of_clean_state): Use unsigned on
14874 preferred_stack_boundary.
14876 2008-05-09 Tom Tromey <tromey@redhat.com>
14878 PR preprocessor/22231:
14879 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14882 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14884 PR tree-optimization/36129
14885 * tree-ssa-ccp.c: Include value-prof.h.
14886 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14887 built-in function was folded to a constant.
14888 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14890 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14891 Sebastian Pop <sebastian.pop@amd.com>
14893 * tree-scalar-evolution.c: Document instantiate_scev.
14894 (instantiate_parameters_1): Renamed instantiate_scev_1.
14895 Don't use the same loop for instantiation_loop and evolution_loop.
14896 (instantiate_scev): New.
14897 (instantiate_parameters): Moved...
14898 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14899 same loop twice. Maintains the semantics for this function.
14900 * tree-scalar-evolution.h (instantiate_scev): Declare.
14901 (instantiate_parameters): ...here. Now static inline.
14902 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14903 instead of resolve_mixers.
14905 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14907 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14909 2008-05-09 Tomas Bily <tbily@suse.cz>
14911 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14912 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14913 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14914 * c-common.c (c_common_truthvalue_conversion): Likewise.
14915 * tree-object-size.c (compute_object_offset): Likewise.
14916 * tree-inline.c (estimate_num_insns_1): Likewise.
14917 * varasm.c (const_hash_1, compare_constant, copy_constant)
14918 (compute_reloc_for_constant, output_addressed_constants)
14919 (initializer_constant_valid_p): Likewise.
14920 * c-omp.c (check_omp_for_incr_expr): Likewise.
14921 * gimplify.c (gimplify_expr): Likewise.
14922 * c-typeck.c (c_finish_return): Likewise.
14923 * tree-vectorizer.c (supportable_widening_operation)
14924 (supportable_narrowing_operation): Likewise.
14925 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14926 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14927 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14928 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14929 (descr_info_loc): Likewise.
14930 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14931 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14932 (fold_unary): Likewise.
14933 * builtins.c (get_pointer_alignment): Likewise.
14934 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14935 (instantiate_parameters_1): Likewise.
14936 * tree.c (expr_align, stabilize_reference): Likewise.
14937 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14938 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14939 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14940 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14941 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14942 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14944 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14945 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14946 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14947 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14948 (forward_propagate_comparison)
14949 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14950 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14951 * emit-rtl.c (component_ref_for_mem_expr)
14952 (set_mem_attributes_minus_bitpos): Likewise.
14953 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14954 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14956 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14957 (build_function_call, pointer_diff, build_compound_expr)
14958 (c_finish_return): Likewise.
14959 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14960 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14962 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14963 * expr.c (is_aligning_offset): Likewise.
14964 * tree-ssa-alias.c (is_escape_site): Likewise.
14965 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14966 (check_all_va_list_escapes): Likewise.
14967 * tree-ssa-loop-ivopts.c (determine_base_object)
14968 (determine_common_wider_type): Likewise.
14969 * dojump.c (do_jump): Likewise.
14970 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14971 * tree-gimple.c (is_gimple_cast): Likewise.
14972 * fold-const.c (decode_field_reference, )
14973 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14974 (fold_binary): Likewise.
14975 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14976 (already_warned_in_frontend_p): Likewise.
14977 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14978 * tree.c (really_constant_p, get_unwidened): Likewise.
14979 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14980 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14981 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14983 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14985 (CONVERT_EXPR_P): Define.
14986 (CASE_CONVERT): Define.
14988 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14990 PR middle-end/36117
14991 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14992 (delete_unmarked_insns): When deleting a call, call
14993 delete_unreachable_blocks.
14994 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14995 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14997 2008-05-08 Richard Guenther <rguenther@suse.de>
14999 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15000 (-ftree-salias): Likewise.
15001 (salias-max-implicit-fields): Remove param documentation.
15002 (salias-max-array-elements): Likewise.
15003 * tree-pass.h (pass_create_structure_vars): Remove.
15004 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15005 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15006 * tree-ssa-alias.c (create_structure_vars): Remove.
15007 (gate_structure_vars): Likewise.
15008 (pass_create_structure_vars): Likewise.
15009 (gate_build_alias): Likewise.
15010 (pass_build_alias): Adjust to run always and dump the function.
15011 * common.opt (ftree-salias): Hide.
15012 * passes.c (init_optimization_passes): Remove
15013 pass_create_structure_vars, adjust comment.
15014 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15015 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15016 * opts.c (decode_options): Do not set flag_tree_salias.
15017 (common_handle_option): Add OPT_ftree_salias to the backward
15018 compatibility section.
15020 2008-05-08 Richard Guenther <rguenther@suse.de>
15022 * tree-flow-inline.h (var_can_have_subvars): Move ...
15023 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15024 * tree-flow.h (var_can_have_subvars): Remove.
15025 (push_fields_onto_fieldstack): Remove.
15026 (sort_fieldstack): Likewise.
15027 (struct fieldoff): Move ...
15028 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15029 alias_set and base_for_components fields.
15030 (sort_fieldstack): Make static.
15031 (push_fields_onto_fieldstack): Likewise. Remove code that
15032 handles anything but RECORD_TYPEs. Remove alias_set and
15033 base_for_components handling.
15034 (create_variable_info_for): Adjust.
15036 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15038 * common.opt (Wframe-larger-than=): Shorten the help message
15040 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15042 2008-05-08 Rafael EspÃndola <espindola@google.com>
15044 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15046 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15047 trap and that both operands are gimple values.
15048 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15049 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15052 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15054 * read-rtl.c (join_c_conditions): Return the first string if the
15055 two strings are equal.
15057 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15059 * gensupport.h (pred_data): Add a "num_codes" field.
15060 (add_predicate_code): Declare.
15061 * gensupport.c (add_predicate_code): New function.
15062 (std_pred_table): Add an "allows_const_p" field.
15063 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15064 Remove the (incomplete) list of such codes from the codes field.
15065 (init_predicate_table): Use add_predicate_code. Add all
15066 RTX_CONST_OBJs if allows_const_p is true.
15067 * genrecog.c (process_define_predicate): Use add_predicate_code.
15069 2008-05-08 David Daney <ddaney@avtrex.com>
15070 Richard Sandiford <rsandifo@nildram.co.uk>
15072 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15073 special case of constant zero operands.
15074 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15075 old and new values. Special case constant zero values.
15076 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15078 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15079 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15081 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15084 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15085 similar RTX_CONST_OBJ before CONST_INT.
15087 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15089 * stmt.c (expand_stack_restore): Change sa mode if needed.
15091 2008-05-08 Richard Guenther <rguenther@suse.de>
15093 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15094 return type to bool.
15095 (ix86_sol10_return_in_memory): Likewise.
15096 (ix86_i386elf_return_in_memory): Likewise.
15097 (ix86_i386interix_return_in_memory): Likewise.
15098 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15099 (ix86_sol10_return_in_memory): Likewise.
15100 (ix86_i386elf_return_in_memory): Likewise.
15101 (ix86_i386interix_return_in_memory): Likewise.
15103 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15106 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15108 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15109 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15112 2008-05-08 Richard Guenther <rguenther@suse.de>
15114 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15115 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15116 (DR_SUBVARS): Remove.
15117 * tree-dfa.c (dump_subvars_for): Remove.
15118 (debug_subvars_for): Likewise.
15119 (dump_variable): Do not dump subvars.
15120 (remove_referenced_var): Do not remove subvars.
15121 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15122 (lookup_subvars_for_var): Remove.
15123 (get_subvars_for_var): Likewise.
15124 (get_subvars_at): Likewise.
15125 (get_first_overlapping_subvar): Likewise.
15126 (overlap_subvar): Likewise.
15127 * tree-flow.h (subvar_t): Remove.
15128 (struct var_ann_d): Remove subvars field.
15129 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15130 argument. Remove special handling of SFTs.
15131 (compute_tag_properties): Likewise.
15132 (set_initial_properties): Likewise.
15133 (compute_call_clobbered): Likewise.
15134 (count_mem_refs): Likewise.
15135 (compute_memory_partitions): Likewise.
15136 (compute_flow_insensitive_aliasing): Likewise.
15137 (setup_pointers_and_addressables): Likewise.
15138 (new_type_alias): Likewise.
15139 (struct used_part): Remove.
15140 (used_portions): Likewise.
15141 (struct used_part_map): Likewise.
15142 (used_part_map_eq): Likewise.
15143 (used_part_map_hash): Likewise.
15144 (free_used_part_map): Likewise.
15145 (up_lookup): Likewise.
15146 (up_insert): Likewise.
15147 (get_or_create_used_part_for): Likewise.
15148 (create_sft): Likewise.
15149 (create_overlap_variables_for): Likewise.
15150 (find_used_portions): Likewise.
15151 (create_structure_vars): Likewise.
15152 * tree.def (STRUCT_FIELD_TAG): Remove.
15153 * tree.h (MTAG_P): Adjust.
15154 (struct tree_memory_tag): Remove base_for_components and
15155 unpartitionable flags.
15156 (struct tree_struct_field_tag): Remove.
15157 (SFT_PARENT_VAR): Likewise.
15158 (SFT_OFFSET): Likewise.
15159 (SFT_SIZE): Likewise.
15160 (SFT_NONADDRESSABLE_P): Likewise.
15161 (SFT_ALIAS_SET): Likewise.
15162 (SFT_UNPARTITIONABLE_P): Likewise.
15163 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15164 (union tree_node): Remove sft field.
15165 * alias.c (get_alias_set): Remove special handling of SFTs.
15166 * print-tree.c (print_node): Remove handling of SFTs.
15167 * tree-dump.c (dequeue_and_dump): Likewise.
15168 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15169 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15170 * tree-predcom.c (set_alias_info): Do not set subvars.
15171 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15172 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15173 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15174 (add_vars_for_offset): Remove.
15175 (add_virtual_operand): Remove special handling of SFTs.
15176 (add_call_clobber_ops): Likewise.
15177 (add_call_read_ops): Likewise.
15178 (get_asm_expr_operands): Likewise.
15179 (get_modify_stmt_operands): Likewise.
15180 (get_expr_operands): Likewise.
15181 (add_to_addressable_set): Likewise.
15182 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15183 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15184 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15185 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15186 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15187 (tree_node_structure): Likewise.
15188 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15190 (find_what_p_points_to): Likewise.
15192 2008-05-08 Sa Liu <saliu@de.ibm.com>
15194 * config/spu/spu.md: Fixed subti3 pattern.
15196 2008-05-08 Richard Guenther <rguenther@suse.de>
15198 PR middle-end/36154
15199 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15200 sure to create a representative for trailing arrays for PTA.
15202 2008-05-08 Richard Guenther <rguenther@suse.de>
15204 PR middle-end/36172
15205 * fold-const.c (operand_equal_p): Two objects which types
15206 differ in pointerness are not equal.
15208 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15210 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15211 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15212 (emit_library_call_value_1): Add new variable fndecl initialized by
15213 NULL_TREE. It should be the decl type of orgfun, but this information
15214 seems not to be available here, so it uses the default calling abi.
15215 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15216 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15217 by TARGET_RETURN_IN_MEMORY.
15218 * config/i386/i386-interix.h: Likewise.
15219 * config/i386/i386.h: Likewise.
15220 * config/i386/i386elf.h: Likewise.
15221 * config/i386/ptx4-i.h: Likewise.
15222 * config/i386/sol2-10.h: Likewise.
15223 * config/i386/sysv4.h: Likewise.
15224 * config/i386/vx-common.h: Likewise.
15225 * config/cris/cris.h: Removed #if 0 clause.
15226 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15227 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15229 (ix86_sol10_return_in_memory): Likewise.
15230 (ix86_i386elf_return_in_memory): New.
15231 (ix86_i386interix_return_in_memory): New.
15232 * config/mt/mt-protos.h (mt_return_in_memory): New.
15233 * config/mt/mt.c: Likewise.
15234 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15235 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15236 * config/bfin/bfin.h: Likewise.
15237 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15239 * config/bfin/bfin.c: Likewise.
15240 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15241 * config/alpha/unicosmk.h: Likewise.
15242 * config/i386/cygming.h: Likewise.
15243 * config/iq2000/iq2000.h: Likewise.
15244 * config/mips/mips.h: Likewise.
15245 * config/mn10300/mn10300.h: Likewise.
15246 * config/rs6000/rs6000.h: Likewise.
15247 * config/score/score.h: Likewise.
15248 * config/spu/spu.h: Likewise.
15249 * config/v850/v850.h: Likewise.
15250 * defaults.h: Likewise.
15251 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15252 * expr.c (emit_block_move): Adjust use of
15253 OUTGOING_REG_PARM_STACK_SPACE.
15254 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15255 OUTGOING_REG_PARM_STACK_SPACE.
15256 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15258 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15260 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15261 on OMP_RETURN for OMP_FOR.
15264 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15265 (fortran_common): New function.
15266 (gen_variable_die): Call fortran_common instead of common_check,
15267 adjust for it returning tree instead of rtx. Formatting.
15269 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15273 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15274 * c-decl.c (merge_decls): Ditto.
15275 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15276 to RTL_CONST_OR_PURE_CALL_P.
15277 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15278 Initialized DECL_LOOPING_CONST_PURE.
15279 (process_call_operands): Set tree_side_effects properly.
15280 * tree.h (TREE_READONLY_DECL_P): Removed.
15281 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15282 (DECL_LOOPING_OR_CONST_P): New macro.
15283 (struct tree_function_decl): Added looping_const_or_pure_p.
15284 (ECF_*) Renumbered.
15285 (ECF_LOOPING_OR_CONST_P): New macro.
15286 * rtlanal.c (pure_const_p): Removed.
15287 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15288 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15289 to RTL_CONST_CALL_P.
15290 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15291 (check_decl, check_tree, check_call, scan_function): Initialize
15293 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15294 (static_execute): Set looping true for recursive functions.
15295 Undo setting state to IPA_NEITHER for recursive functions.
15296 * cse.c (cse_insn):
15297 * ifcvt.c (noce_can_store_speculate_p): Changed
15298 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15299 RTL_CONST_OR_PURE_CALL_P.
15300 * dse.c (scan_insn): Ditto.
15301 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15302 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15303 RTL_CONST_OR_PURE_CALL_P.
15304 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15305 pure_call_p to RTL_CONST_CALL_P.
15306 * gimplify.c (gimplify_call_expr): Clear side effects for
15307 non-looping pure and constant calls.
15308 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15309 (flags_from_decl_or_type): Set ecf flags from decl flags.
15310 (initialize_argument_information): Turn off
15311 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15312 Change const to pure if callee_copies is true rather than just
15314 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15315 way of marking pure calls.
15316 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15317 Remove hack that was supposed to fix pr7335 and remove old
15318 way of marking pure calls.
15319 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15320 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15321 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15322 RTL_CONST_OR_PURE_CALL_P.
15323 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15324 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15325 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15326 * sched-deps.c (schedule_analyze): Ditto.
15327 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15328 return_val field of calls to represent pure and const function info.
15329 (CONST_OR_PURE_CALL_P): Deleted macro.
15330 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15331 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15332 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15334 * tree-optimize.c (execute_fixup_cfg): Added test for
15335 ECF_LOOPING_CONST_OR_PURE.
15336 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15338 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15339 effects for looping pure or const calls.
15340 (verify_gimple_expr): Added verification code.
15341 * config/alpha/alpha.c (alpha_legitimize_address,
15342 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15344 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15345 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15346 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15347 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15348 RTL_CONST_OR_PURE_CALL_P.
15349 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15350 and const calls to be deleted.
15352 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15355 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15356 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15357 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15358 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15359 to handle nonimmediate operands.
15360 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15361 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15362 to handle nonimmediate operands.
15363 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15364 (mmx_pmulhrwv4hi3): New expander. Use
15365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15366 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15367 (sse2_umulv1siv1di3): New expander. Use
15368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15369 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15370 (mmx_eq<mode>3): New expander. Use
15371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15372 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15373 (mmx_uavgv8qi3): New expander. Use
15374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15375 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15376 (mmx_uavgv4hi3): New expander. Use
15377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15379 * config/i386/sse.md
15380 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15381 to handle nonimmediate operands.
15382 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15383 to handle nonimmediate operands.
15384 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15385 to handle nonimmediate operands.
15386 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15387 to handle nonimmediate operands.
15388 (sse2_unpckhpd_exp): New expander. Use
15389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15390 (sse2_unpcklpd_exp): New expander. Use
15391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15392 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15393 to handle nonimmediate operands.
15394 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15395 to handle nonimmediate operands.
15396 (*sse2_<plusminus_insn><mode>3): Rename from
15397 sse2_<plusminus_insn><mode>3 insn pattern.
15398 (sse2_<plusminus_insn><mode>3): New expander. Use
15399 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15400 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15401 (sse2_umulv2siv2di3): New expander. Use
15402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15403 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15404 (sse4_1_mulv2siv2di3): New expander. Use
15405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15406 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15407 (sse2_pmaddwd): New expander. Use
15408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15409 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15410 (sse2_eq<mode>3): New expander. Use
15411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15412 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15413 (sse4_1_eqv2di3): New expander. Use
15414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15415 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15416 (sse2_uavgv16qi3): New expander. Use
15417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15418 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15419 (sse2_uavgv16qi3): New expander. Use
15420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15421 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15422 (sse2_uavgv8hi3): New expander. Use
15423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15424 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15425 (ssse3_pmulhrswv8hi3): New expander. Use
15426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15427 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15428 (ssse3_pmulhrswv4hi3): New expander. Use
15429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15431 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15432 (<sse>_vmmul<mode>3): Ditto.
15433 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15435 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15436 (ssse3_pmaddubsw): Ditto.
15438 * config/i386/i386.c (struct_builtin_description)
15439 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15440 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15441 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15442 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15443 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15444 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15445 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15446 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15447 (ix86_fixup_binary_operands): Assert that src1
15448 and src2 must have the same mode when swapped.
15449 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15450 and ix86_binary_operator_ok. Do not force operands in registers
15453 2008-05-07 Jan Hubicka <jh@suse.cz>
15455 * cgraph.c (dump_cgraph_node): Update.
15456 * cgraph.h (cgraph_local_info): Break out inline summary.
15457 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15459 * ipa-inline (inline_summary): New accestor function.
15460 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15461 cgraph_decide_inlining, compute_inline_parameters): Update.
15462 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15464 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15466 Cleanup ColdFire scheduling support and add V4 pipeline model.
15468 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15469 (define_attr cpu): Add cfv4 value.
15470 (define_attr type, define_attr type1): Merge into a single 'type'
15471 attribute. Update all uses.
15472 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15473 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15475 (define_attr opx_mem, define_attr opy_mem): Remove.
15476 (define_attr op_mem): Clean up, update comment.
15477 (define_attr size): Use specific values instead of general int.
15478 (define_attr guess, define_attr split): Remove. Update all uses.
15479 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15480 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15481 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15482 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15483 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15484 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15485 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15486 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15487 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15488 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15489 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15490 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15491 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15492 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15493 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15494 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15495 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15496 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15497 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15498 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15499 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15500 Update or set attributes.
15501 (stack_tie): New fake instruction.
15503 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15504 (m68k_sched_attr_size): Update declaration.
15505 (m68k_sched_attr_type2): Remove.
15506 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15507 Declare new bypass predicates.
15509 * config/m68k/m68k.c (m68k_sched_issue_rate,
15510 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15512 (TARGET_SCHED_ISSUE_RATE,
15513 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15514 (override_options): Handle scheduling for ColdFire V4 core.
15515 (m68k_expand_prologue): Emit stack_tie.
15516 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15517 'OP_TYPE_FPN'. Update all uses.
15518 (sched_guess_p): Remove.
15519 (sched_address_type): Handle symbolic addresses.
15520 (sched_get_operand): New static function.
15521 (sched_operand_type): Merge into sched_attr_op_type.
15522 (sched_attr_op_type): Handle FP registers, handle quick constants,
15524 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15525 (m68k_sched_attr_size): Update. Move logic to ...
15526 (sched_get_attr_size_int): New static function.
15527 (sched_get_opxy_mem_type): New static function.
15528 (m68k_sched_attr_op_mem): Update.
15529 (m68k_sched_attr_type2): Remove.
15530 (sched_cfv4_bypass_data): New static variable.
15531 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15532 (m68k_sched_issue_rate): Implement scheduler hook.
15533 (struct _sched_ib: enabled_p): New field.
15534 (m68k_sched_variable_issue): Update. Handle V4.
15535 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15536 sched_dump_class_func_t, sched_dump_split_class,
15537 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15538 sched_dump_dfa_class, m68k_sched_dump): Remove.
15539 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15541 (m68k_sched_init_global): Remove statisctics dumping, introduce
15542 sanity check that all instructions have pipeline reservations. Handle
15544 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15545 Handle ColdFire V4 core.
15546 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15547 New static functions.
15548 (m68k_sched_address_bypass_p): New bypass predicate.
15549 (sched_get_indexed_address_scale): New static function.
15550 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15552 * cf.md: Update comments.
15553 (define_attr type2): Remove. Use 'type' attribute instead.
15555 (cf_ib): Rename to cfv123_ib. Update all uses.
15556 (cf_oep): Rename to cfv123_oep. Update all uses.
15557 (cf_chr): Rename to cfv123_chr. Update all uses.
15558 (cf_mem): Rename to cfv123_mem. Update all uses.
15559 (cf_mac): Move to more appropriate place.
15560 (cfv123_guess): New automaton and cpu_unit.
15561 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15562 Update uses of 'size' attribute. Handle before reload scheduling.
15563 (cfv123_guess): New dummy reservation for unhandled instructions.
15564 (cfv4_*): Pipeline description of ColdFire V4 core.
15565 (ignore): New reservation to handle 'ignore' type.
15567 2008-05-07 Ian Lance Taylor <iant@google.com>
15569 PR middle-end/36013
15570 * gimplify.c (find_single_pointer_decl_1): Don't look through
15572 (find_single_pointer_decl): Adjust comments.
15574 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15576 PR middle-end/36137
15577 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15578 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15580 PR middle-end/36106
15581 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15582 integral type rather than floating point, then VIEW_CONVERT_EXPR
15583 to the floating point type.
15585 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15587 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15588 TFmode op0 to register.
15590 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15592 * c-decl.c (grokdeclarator): Comment typo.
15594 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15596 * tree-flow.h: Remove prototype for computed_goto_p.
15597 * tree-cfg.c (computed_goto_p): Make static.
15599 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15602 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15603 (contains_aligned_value_p): This. Handle _Decimal128.
15604 (ix86_function_arg_boundary): Only align _Decimal128 to its
15605 natural boundary and handle it properly.
15607 2008-05-06 Martin Jambor <mjambor@suse.cz>
15609 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15610 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15611 (ipcp_method_set_orig_node): Removed.
15612 (ipcp_cval_get_cvalue_type): Removed.
15613 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15614 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15615 (ipcp_cval_set_cvalue_type): Removed.
15616 (ipcp_cval_get_cvalue): Removed.
15617 (ipcp_cval_set_cvalue): Removed.
15618 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15619 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15620 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15621 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15622 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15623 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15624 (ipcp_get_ith_lattice): Changed parameters.
15625 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15626 (ipcp_lattice_from_jfunc): Changed parameters.
15627 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15628 (ipcp_method_cval_print): Added temporary variable info.
15629 (ipcp_redirect): Removed already unused local variable caller.
15630 (ipcp_redirect): New temporary variable orig_callee_info
15631 (ipcp_redirect): Removed newly unused local variable callee.
15632 (ipcp_redirect): Removed (a bit confusing) local variable type.
15633 (ipcp_insert_stage): Added local variable info.
15634 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15636 (ipcp_formal_create): Removed.
15637 (ipcp_method_cval_set): Removed.
15638 (ipcp_propagate_stage): Renamed lattice variables.
15639 (ipcp_method_cval_set_cvalue_type): Removed.
15640 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15641 (ipcp_print_all_lattices): Changed printed strings to refer to
15642 lattices rather than cvals.
15643 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15644 (ipcp_propagate_const): Changed formal parameters.
15645 (build_const_val): Changed formal parameters.
15646 (ipcp_insert_stage): Removed useless variable cvalue
15647 (build_const_val): Changed formal parameters.
15648 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15649 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15650 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15651 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15652 (ipcp_print_func_profile_counts): Changed string from "method" to
15654 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15655 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15656 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15657 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15658 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15659 (ipcp_lat_is_const): Changed parameters and made inline.
15660 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15661 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15662 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15663 the predicate condition directly
15664 (ipcp_propagate_stage): Added local variable args. Removed local
15665 variable callee. (Both are mere code simplifications.)
15666 (ipcp_method_dont_insert_const): Renamed to
15667 ipcp_node_not_modifiable_p.
15668 (ipcp_node_not_modifiable_p): Made inline.
15669 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15670 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15671 (ipcp_print_all_lattices): Removed variable cvalue
15672 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15675 2008-05-06 Olivier Hainque <hainque@adacore.com>
15677 * tree-sra.c (try_instantiate_multiple_fields): Early return
15678 if field has POINTER_TYPE.
15680 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15682 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15683 by using 'q' specifier for instruction.
15684 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15686 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15688 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15689 Change mode of zero_extract from QImode to HImode.
15690 (sign bit tests peepholes): (Ditto.).
15692 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15694 * config/i386/mmx.md: Remove double backslashes from asm templates.
15695 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15696 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15697 to handle nonimmediate operands.
15698 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15699 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15700 to handle nonimmediate operands.
15701 (*mmx_<code>v2sf3_finite): New insn pattern.
15702 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15703 (mmx_<code>v2sf3): New expander. Use
15704 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15705 (mmx_<plusminus_insn><mode>3): New expander. Use
15706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15707 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15708 (mmx_add<mode>3): Removed.
15709 (mmx_ssadd<mode>3): Ditto.
15710 (mmx_usadd<mode>3): Ditto.
15711 (mmx_sub<mode>3): Ditto.
15712 (mmx_sssub<mode>3): Ditto.
15713 (mmx_ussub<mode>3): Ditto.
15714 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15715 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15716 to handle nonimmediate operands.
15717 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15719 (mmx_smulv4hi3_highpart): New expander. Use
15720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15721 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15723 (mmx_umulv4hi3_highpart): New expander. Use
15724 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15725 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15726 (mmx_<code>v4hi3): New expander. Use
15727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15728 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15729 (mmx_<code>v8qi3): New expander. Use
15730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15731 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15732 (mmx_<code><mode>3): New expander. Use
15733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15735 2008-05-05 Jan Hubicka <jh@suse.cz>
15737 PR tree-optimization/36118
15738 * passes.c (pass_init_dump_file): Fix dump header.
15740 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15742 PR middle-end/36141
15743 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15744 VCE for function decls.
15746 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15748 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15750 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15752 * config/i386/i386.md (sat_plusminus): New.
15753 (plusminus_insn): Likewise.
15754 (plusminus_mnemonic): Likewise.
15756 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15757 (*<addsub><mode>3_cc_overflow): Renamed to ...
15758 (*<plusminus_insn><mode>3_cc_overflow): This.
15759 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15760 (*<plusminus_insn>si3_zext_cc_overflow): This.
15762 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15763 (<plusminus_insn><mode>3): This.
15764 (*<addsub><mode>3): Renamed to ...
15765 (*<plusminus_insn><mode>3): This.
15766 (<sse>_vm<addsub><mode>3): Renamed to ...
15767 (<sse>_vm<plusminus_insn><mode>3): This.
15768 (sse3_h<addsub>v4sf3): Renamed to ...
15769 (sse3_h<plusminus_insn>v4sf3): This.
15770 (sse3_h<addsub>v2df3): Renamed to ...
15771 (sse3_h<plusminus_insn>v2df3): This.
15772 (<plusminus_insn><mode>3): New.
15773 (*<plusminus_insn><mode>3): Likewise.
15774 (sse2_<plusminus_insn><mode>3): Likewise.
15775 (add<mode>): Removed.
15776 (*add<mode>3): Likewise.
15777 (sse2_ssadd<mode>3): Likewise.
15778 (sse2_usadd<mode>3): Likewise.
15779 (sub<mode>3): Likewise.
15780 (*sub<mode>3): Likewise.
15781 (sse2_sssub<mode>3): Likewise.
15782 (sse2_ussub<mode>3): Likewise.
15784 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15786 * gthr-single.h: Add in required interface elements as per gthr.h.
15787 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15788 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15789 Generalize UNUSED macro.
15790 (__gthread_once): Add.
15791 (__gthread_key_create): Add.
15792 (__gthread_key_delete): Add.
15793 (__gthread_getspecific): Add.
15794 (__gthread_setspecific): Add.
15796 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15799 the same size types for the indirect reference on the rhs, then
15802 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15804 * config/i386/i386.md
15805 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15806 one insn template instead of template series.
15807 (*xordi_1_rex64): Ditto.
15808 (*xordi_2_rex64): Ditto.
15810 2008-05-05 Ira Rosen <irar@il.ibm.com>
15812 PR tree-optimization/36119
15813 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15816 2008-06-04 Jan Hubicka <jh@suse.cz>
15818 tree-optimization/36100
15819 * tree-pass.h (pass_O0_always_inline): Declare.
15820 * ipa-inline.c (inline_transform): Remove dead code.
15821 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15822 pass_O0_always_inline): New.
15823 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15825 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15827 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15828 mnemonic in this_param move for TARGET_64BIT.
15830 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15833 (*strmovsi_rex_1): Ditto.
15834 (*strsetsi_1): Ditto.
15835 (*strsetsi_rex_1): Ditto.
15837 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15838 adddicc expanders using SWI mode iterator.
15840 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15843 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15846 2008-05-04 David S. Miller <davem@davemloft.net>
15848 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15849 (sparc*-*-linux*): Use linux.h in tm_file.
15850 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15851 compiler defaulting to 32-bit.
15852 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15854 * config/sparc/linux.h: Remove definitions now obtained
15855 properly from linux.h
15856 * config/sparc/linux64.h: Likewise.
15857 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15858 don't want this setting for 32-bit builds in a biarch compiler.
15859 * doc/install.texi: Add sparc-linux to list of targets
15860 supporting --enable-targets=all.
15862 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15864 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15866 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15868 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15869 after V4SI_FTYPE_V8HI.
15870 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15871 case V4SI_FTYPE_V2DF.
15873 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15875 * doc/invoke.texi (max-flow-memory-locations): Removed.
15876 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15878 2008-05-03 Richard Guenther <rguenther@suse.de>
15880 PR middle-end/34973
15881 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15883 2008-05-02 David S. Miller <davem@davemloft.net>
15885 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15887 2008-05-02 Simon Baldwin <simonb@google.com>
15890 * c-common.h (warn_array_subscript_range): Removed.
15891 * c-common.c (warn_array_subscript_range): Ditto.
15892 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15893 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15895 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15897 * config/i386/i386.c (ix86_special_builtin_type): New.
15898 (bdesc_special_args): Likewise.
15899 (ix86_expand_special_args_builtin): Likewise.
15900 (ix86_init_mmx_sse_builtins): Updated.
15901 (ix86_expand_builtin): Updated.
15902 (ix86_expand_store_builtin): Removed.
15903 (ix86_expand_unop_builtin): Likewise.
15905 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15906 * config/i386/mmintrin.h (__v2sf): Here.
15908 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15910 (_mm_loadl_pi): Likewise.
15911 (_mm_storeh_pi): Replace __v2si with __v2sf.
15912 (_mm_storel_pi): Likewise.
15914 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15915 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15916 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15917 __builtin_ia32_loadlpd.
15919 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15922 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15923 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15924 (ix86_init_mmx_sse_builtins): Updated.
15925 (ix86_expand_args_builtin): Likewise.
15926 (ix86_expand_builtin): Likewise.
15927 (ix86_expand_unop1_builtin): Renamed to ...
15928 (ix86_expand_unop_vec_merge_builtin): This.
15930 2008-05-01 Jan Hubicka <jh@suse.cz>
15933 * ipa-inline.c (inline_generate_summary): Make static.
15934 (inline_transform): Do not call inlining at -O0; make static.
15935 * passes.c (execute_todo): Add sanity check.
15936 (execute_one_ipa_transform_pass): Execute proper flags.
15938 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15940 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15941 (DECL_NONADDRESSABLE_P): Likewise.
15942 * alias.c (record_component_aliases): Fix comment.
15944 2008-05-01 Simon Baldwin <simonb@google.com>
15946 * c-common.h (warn_array_subscript_range): New function.
15947 * c-common.c (warn_array_subscript_range): Ditto.
15948 * tree-vrp.c (check_array_ref): Corrected code to agree with
15949 comment, ignoring only arrays of size 0 or size 1.
15950 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15952 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15954 * config/i386/i386.c (ix86_builtin_type): Replace
15955 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15956 (bdesc_args): Updated.
15957 (ix86_init_mmx_sse_builtins): Likewise.
15958 (ix86_expand_args_builtin): Likewise.
15960 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15963 * doc/extend.texi: Correct __builtin_ia32_palignr.
15965 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15968 * config/i386/i386.c (bdesc_crc32): Removed.
15969 (ix86_expand_crc32): Likewise.
15970 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15971 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15972 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15973 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15974 UINT_FTYPE_UINT_UCHAR.
15975 (bdesc_args): Updated. Add crc32 builtins.
15976 (ix86_init_mmx_sse_builtins): Updated.
15977 (ix86_expand_args_builtin): Updated to support subreg.
15979 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15981 2008-05-01 Jan Hubicka <jh@suse.cz>
15983 * tree-pass.h (opt_pass): Add IPA_PASS.
15984 (varpool_node, cgraph_node): Forward declare.
15985 (ipa_opt_pass): Define.
15986 (pass_ipa_inline): Turn into ipa_opt_pass.
15987 (pass_apply_inline): Remove.
15988 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15989 (apply_inline): Turn into ....
15990 (inline_transform): ... this one.
15991 (inline_generate_summary): New function.
15992 (pass_apply_inline): Remove.
15993 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15995 (struct function): Add ipa_transforms_to_apply.
15996 * passes.c (register_one_dump_file): Work on IPA_PASS.
15997 (init_optimization_passes): Remove pass_inline_parameters and
15999 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16000 (execute_one_pass) ... here; apply transforms when possible.
16001 (add_ipa_transform_pass, execute_ipa_summary_asses,
16002 execute_one_ipa_transform_pass): New.
16003 (execute_ipa_pass_list): Update for IPA_PASS type.
16005 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16007 * config/i386/i386.c (ix86_builtin_type): Add
16008 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16009 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16010 (bdesc_args): Add SSE4a builtins.
16011 (ix86_init_mmx_sse_builtins): Updated.
16012 (ix86_expand_args_builtin): Likewise.
16013 (ix86_expand_builtin): Likewise.
16015 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16017 * config/i386/i386.c (ix86_builtin_type): Add
16018 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16019 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16020 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16021 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16022 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16023 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16024 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16025 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16026 and DI_FTYPE_DI_DI_INT.
16027 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16028 (ix86_init_mmx_sse_builtins): Updated.
16029 (ix86_expand_args_builtin): Likewise.
16030 (ix86_expand_builtin): Likewise.
16031 (ix86_expand_binop_imm_builtin): Removed.
16033 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16035 2008-04-30 Richard Guenther <rguenther@suse.de>
16037 PR tree-optimization/32921
16038 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16040 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16042 * config/arm/arm.c (arm_unwind_emit): Use
16043 crtl->all_throwers_are_sibcalls instead of
16044 cfun->all_throwers_are_sibcalls.
16045 (arm_output_fn_unwind): Likewise.
16046 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16047 instead of cfun->uses_pic_offset_table.
16048 (frv_expand_prologue): Likewise.
16049 (frv_frame_pointer_required): Likewise.
16050 (frv_expand_fdpic_call): Likewise.
16051 (frv_emit_movsi): Likewise.
16052 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16053 cfun->returns_pcc_struct instead of
16054 current_function_returns_pcc_struct.
16055 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16056 instead of cfun->calls_eh_return.
16057 (m32c_pushm_popm): Likewise.
16058 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16059 "extern" declaration.
16061 2008-04-30 Richard Guenther <rguenther@suse.de>
16063 PR tree-optimization/21636
16064 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16066 (evaluate_stmt): Print the likely value.
16067 (ccp_visit_stmt): Avoid excessive vertical spacing.
16069 2008-04-30 Rafael EspÃndola <espindola@google.com>
16071 * builtins.c (fold_call_expr): Return realret.
16072 * tree-ssa-threadedge.c
16073 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16074 __builtin_object_size.
16076 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16078 * gcc.c (wrapper_string): New variable.
16079 (insert_wrapper): New function.
16080 (execute): New option -wrapper.
16081 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16083 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16085 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16086 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16087 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16089 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16090 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16091 config/rs6000/e500crtres64gprctr.asm,
16092 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16093 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16094 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16095 config/rs6000/e500crtsav64gprctr.asm,
16096 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16097 config/rs6000/e500crtsavg64gprctr.asm: New files.
16098 * config/rs6000/t-ppccomm: Add build rules for new files.
16099 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16100 * config/rs6000/t-netbsd: Add build rules for new files.
16101 (LIB2FUNCS_STATIC_EXTRA): New variable.
16102 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16103 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16104 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16106 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16108 * config/i386/i386.c (ix86_builtin_type): Add
16109 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16110 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16111 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16112 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16113 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16114 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16115 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16116 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16117 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16118 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16119 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16120 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16121 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16122 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16123 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16124 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16125 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16126 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16127 V1DI_FTYPE_V2SI_V2SI.
16128 (bdesc_2arg): Moved to ...
16129 (bdesc_args): Here.
16130 (ix86_init_mmx_sse_builtins): Updated.
16131 (ix86_expand_args_builtin): Updated. Take a pointer
16132 to const struct builtin_description. Handle comparison
16134 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16135 (ix86_expand_builtin): Updated.
16137 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16138 (ssse3_pmaddubsw128): This.
16139 (ssse3_pmaddubswv4hi3): Renamed to ...
16140 (ssse3_pmaddubsw): This.
16142 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16143 (__builtin_ia32_packssdw128): Likewise.
16144 (__builtin_ia32_packuswb128): Likewise.
16145 (__builtin_ia32_pmaddubsw): Likewise.
16146 (__builtin_ia32_pmaddubsw128): Likewise.
16148 2008-04-30 Richard Guenther <rguenther@suse.de>
16150 PR tree-optimization/14847
16151 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16152 (recognize_bits_test): Use it.
16153 (recognize_single_bit_test): Likewise.
16155 2008-04-30 Martin Jambor <mjambor@suse.cz>
16157 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16158 instead of setting number of formal parameters to zero.
16159 (ipcp_init_stage): Do not set the number of actual parameters to zero
16161 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16162 which are called with variable number of arguments.
16163 (ipcp_insert_stage): Explicitely skipping all nodes which are
16164 called with variable number of arguments.
16165 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16166 number of parameters.
16168 * ipa-prop.h (struct ipa_node_params): Added flag
16169 called_with_var_arguments
16170 (ipa_set_param_count): Added. Changed sole setter to use it.
16171 (ipa_get_param_count): Added. All readers of param_count
16172 converted to use it instead.
16173 (ipa_set_called_with_variable_arg): Added.
16174 (ipa_is_called_with_var_arguments): Added.
16175 (ipa_get_ith_param): Added. All readers of param_decls converted
16177 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16179 (ipa_get_cs_argument_count): Added, all readers of argument_count
16181 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16184 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16185 (struct ipcp_lattice): Renamed cval_type to type
16186 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16188 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16189 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16190 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16191 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16192 (build_const_val): Changed the type of parameter cvalue to tree
16193 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16194 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16196 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16199 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16200 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16201 (ipa_add_method): Renamed to ipa_push_func_to_list
16202 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16203 (ipa_callsite_param_count): Removed.
16204 (ipa_callsite_param_count_set): Removed.
16205 (ipa_callsite_param): Removed.
16206 (ipa_callsite_callee): Removed.
16207 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16208 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16209 (ipa_method_formal_count): Removed.
16210 (ipa_method_formal_count_set): Removed.
16211 (ipa_method_get_tree): Removed.
16212 (ipa_method_tree_map_create): Removed.
16213 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16214 (ipa_create_param_decls_array): Creates the array itself
16215 (ipa_create_param_decls_array): Temporary variable info instead of
16216 a few dereferences.
16217 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16218 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16219 (get_type): Removed.
16220 (ipa_jf_get_info_type): Removed.
16221 (ipa_node_create): Renamed to ipa_create_node_params
16222 (ipa_free): Renamed to ipa_free_all_node_params
16223 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16224 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16225 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16226 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16227 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16228 ipa_free_all_edge_args
16229 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16230 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16231 (ipa_create_methodlist_node): Removed.
16232 (ipa_methodlist_method): Removed.
16233 (ipa_methodlist_method_set): Removed.
16234 (ipa_methodlist_next_method): Removed.
16235 (ipa_methodlist_next_method_set): Removed.
16236 (ipa_method_is_modified): Removed.
16237 (ipa_method_modify_create): Removed.
16238 (ipa_method_modify_init): Temporary variable info instead of a few
16240 (ipa_detect_param_modifications): Temporary variable info instead of
16241 a few dereferences.
16242 (ipa_compute_jump_functions): Temporary variable info instead of
16243 a few dereferences.
16244 (ipa_method_modify_set): Removed.
16245 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16246 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16247 than craph_node as the first parameter.
16248 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16249 (ipa_method_modify_init): Removed.
16250 (ipa_compute_jump_functions): Added a temp variable instead of
16251 repeatadly dereferencing the cgraph_edge.aux pointer
16252 (ipa_callsite_param_set_type): Removed.
16253 (ipa_compute_jump_functions): i renamed to index and moved to
16255 (ipa_callsite_param_set_info_type_formal): Removed.
16256 (ipa_callsite_param_set_info_type): Removed.
16257 (ipa_callsite_param_map_create): Removed.
16258 (ipa_callsite_tree): Removed.
16259 (ipa_callsite_caller): Removed.
16260 (ipa_pop_func_from_list): return_method removed to return_func
16262 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16263 prefixed all values with IPA_. Changed all users.
16264 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16265 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16266 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16267 (union parameter_info): Renamed to jump_func_value.
16268 (union jump_func_value): Renamed value to constant
16269 (struct ipa_jump_func): Renamed info_type to value
16270 (struct ipa_node): Renamed to ipa_node_params
16271 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16272 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16273 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16274 (struct ipa_edge): Renamed to ipa_edge_args
16275 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16276 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16277 (struct ipa_methodlist): Renamed to ipa_func_list
16278 (struct ipa_func_list): method_p renamed to node, next_method
16280 (ipa_methodlist_p): Removed, switched all users to struct pointer
16281 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16283 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16285 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16286 (rs6000_emit_epilogue): Use backchain to restore only when we
16287 have a large frame. Make use of frame pointer to restore if we
16288 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16290 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16292 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16293 Add mode to zero_extract.
16294 (sign bit tests peepholes): (Ditto.).
16296 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16298 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16299 Instructions in comments with SSE3.
16300 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16301 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16302 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16303 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16304 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16305 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16306 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16307 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16308 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16309 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16310 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16311 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16312 (bdesc_sse_args): Renamed to ...
16313 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16314 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16315 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16316 IX86_BUILTIN_FABSQ.
16317 (bdesc_1arg): Moved to ...
16318 (bdesc_args): Here.
16319 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16320 Instructions in comments with SSE3.
16321 (ix86_expand_sse_operands_builtin): Renamed to ...
16322 (ix86_expand_args_builtin): This. Updated.
16323 (ix86_expand_unop1_builtin): Update comments.
16324 (ix86_expand_builtin): Updated.
16326 2008-04-29 Richard Guenther <rguenther@suse.de>
16328 PR tree-optimization/36078
16329 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16330 Update virtual SSA form after cleaning up the CFG.
16332 2008-04-29 Richard Guenther <rguenther@suse.de>
16334 PR middle-end/15255
16335 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16337 2008-04-29 Richard Guenther <rguenther@suse.de>
16339 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16340 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16341 (compute_flow_insensitive_aliasing): Do not treat
16342 PTR_IS_REF_ALL pointers special.
16343 (get_smt_for): Likewise.
16344 (may_alias_p): Re-structure.
16345 (is_escape_site): A ref-all pointer conversion is not an escape site.
16346 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16347 PTR_IS_REF_ALL pointers special.
16348 * tree-ssa-structalias.h (struct alias_info): Remove
16349 ref_all_symbol_mem_tag field.
16350 (PTR_IS_REF_ALL): Remove.
16352 2008-04-29 Richard Guenther <rguenther@suse.de>
16354 PR middle-end/36077
16355 * fold-const.c (extract_muldiv_1): In combining division constants
16356 make sure to never overflow.
16358 2008-04-29 Nick Clifton <nickc@redhat.com>
16360 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16362 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16365 * optc-gen.awk: Work around HP-UX/IA awk bug.
16367 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16369 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16372 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16375 * config/i386/i386.md
16376 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16377 Change operand 1 predicate to nonimmediate_operand.
16379 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16382 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16384 * gengtype.c (walk_type, write_func_for_structure): Handle
16386 * doc/gty.texi: Document chain_circular.
16388 2008-04-28 Richard Guenther <rguenther@suse.de>
16390 PR tree-optimization/36066
16391 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16394 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16397 * config/i386/i386.md
16398 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16399 Use match_scratch instead of match_operand for operands 3 and 4.
16401 2008-04-27 Richard Guenther <rguenther@suse.de>
16403 PR tree-optimization/18754
16404 PR tree-optimization/34223
16405 * tree-pass.h (pass_complete_unrolli): Declare.
16406 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16407 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16408 Rewrite loop into loop closed SSA form if it is not already.
16409 (tree_unroll_loops_completely): Re-structure to iterate over
16410 innermost loops with intermediate CFG cleanups.
16411 Unroll outermost loops only if requested or the code does not grow
16413 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16414 loops are available.
16415 (tree_vectorize): Instead do so here.
16416 (tree_complete_unroll): Also unroll outermost loops.
16417 (tree_complete_unroll_inner): New function.
16418 (gate_tree_complete_unroll_inner): Likewise.
16419 (pass_complete_unrolli): New pass.
16420 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16421 uses outside of the loop.
16422 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16423 form if it is available.
16424 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16425 * passes.c (init_optimization_passes): Schedule complete inner
16426 loop unrolling pass before the first CCP pass after final inlining.
16428 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16430 * targhooks.h (default_emutls_var_fields,
16431 default_emutls_var_init): Declare.
16432 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16433 * target.h (struct gcc_target): Add struct emutls member.
16434 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16435 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16436 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16437 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16438 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16439 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16440 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16441 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16442 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16443 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16444 emit debug information.
16445 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16446 * varasm.c: Include targhooks.h.
16447 (emutls_object_section, emutls_tmpl_section): New.
16448 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16449 (EMUTLS_SEPARATOR): New.
16450 (prefix_name): New.
16451 (get_emutls_object_name): New.
16452 (default_emutls_var_fields): New, broken out of ...
16453 (get_emutls_object_type): ... here. Adjust to use target hooks.
16454 (get_emutls_init_templ_addr): Adjust to use target hooks.
16455 (emutls_decl): Adjust to use target hooks.
16456 (emutls_finish): Likewise.
16457 (default_emutls_var_init): New, broken out of ...
16458 (assemble_variable): ... here. Adjust to use target hooks.
16459 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16460 SECCAT_EMUTLS_TMPL.
16461 * c-common.c (handle_section_attribute): Prevent overriding
16462 sections for emulated tls with special sections.
16463 * config/i386/i386.c (x86_64_elf_select_section): Add
16464 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16465 (x86_64_elf_unique_section): Likewise.
16466 * config/vxworks.c: Include tree.h.
16467 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16468 (vxworks_override_options): Set TLS scheme.
16469 * doc/tm.texi (Emulated TLS): New node.
16471 2008-04-26 Simon Baldwin <simonb@google.com>
16474 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16475 with propagated string constants.
16477 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16479 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16480 constraint for operand 2 when operand 0 is memory operand.
16481 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16482 operand 0 is memory operand.
16483 (fix_trunc<mode>_i387_with_temp): Ditto.
16484 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16485 operand 2 when operand 1 is memory operand.
16486 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16487 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16488 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16489 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16490 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16491 operands 2,3 and 4 when operand 1 is memory operand.
16492 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16494 (fistdi2_floor_with_temp): Ditto.
16495 (fist<mode>2_floor_with_temp): Ditto.
16496 (fistdi2_ceil_with_temp): Ditto.
16497 (fist<mode>2_ceil_with_temp): Ditto.
16498 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16500 2008-04-26 David Daney <ddaney@avtrex.com>
16502 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16504 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16505 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16506 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16507 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16508 (compare_and_swap_12): New insn.
16509 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16510 * config/mips/mips.c (mips_force_binary): New function.
16511 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16512 (mips_expand_compare_and_swap_12): New function.
16513 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16515 2008-04-25 Jan Hubicka <jh@suse.cz>
16518 * cfgexpand.c (pass_expand): Turn into RTL pass.
16519 * passes.c (execute_one_pass): Do pass typechecking after execution.
16520 * tree-pass.h (pass_expand): Turn into RTL pass.
16522 * function.h (struct rtl_data): Move here fields
16523 accesses_prior_frames, calls_eh_return, saves_all_registers,
16524 has_nonlocal_goto, has_asm_statement, is_thunk,
16525 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16526 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16527 arg_pointer_save_area_init from struct function; turn into bool.
16528 (struct function): Move
16529 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16530 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16531 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16532 tail_call_emit, arg_pointer_save_area_init
16533 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16534 (current_function_returns_struct, current_function_returns_pcc_struct,
16535 current_function_calls_setjmp, current_function_calls_alloca,
16536 current_function_accesses_prior_frames,
16537 current_function_calls_eh_return, current_function_is_thunk,
16538 current_function_stdarg, current_function_profile,
16539 current_function_limit_stack, current_function_uses_pic_offset_table,
16540 current_function_uses_const_pool, current_function_has_nonlocal_label,
16541 current_function_saves_all_registers,
16542 current_function_has_nonlocal_goto,
16543 current_function_has_asm_statement): Remove accesor macros.
16544 * ra-conflict.c (global_conflicts): Update.
16545 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16546 (suitable_for_tail_call_opt_p): Update.
16547 * builtins.c (expand_builtin_return_addr): Update.
16548 (expand_builtin_setjmp_setup): Update.
16549 (expand_builtin_nonlocal_goto): Update.
16550 * final.c (final_start_function): Update.
16551 (profile_function): Update.
16552 (leaf_function_p): Update.
16553 (only_leaf_regs_used): Update.
16554 * df-scan.c (df_get_exit_block_use_set): Update.
16555 * dojump.c (clear_pending_stack_adjust): Update.
16556 * tree-stdarg.c (gate_optimize_stdarg): Update.
16557 * gimple-low.c (lower_function_body): Update.
16558 * global.c (compute_regsets): Update.
16559 (global_alloc): Update.
16560 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16561 * expr.c (expand_assignment): Update.
16562 * dse.c (dse_step0): Update.
16563 (dse_step1): Update.
16564 * c-decl.c (store_parm_decls): Update.
16565 * local-alloc.c (combine_regs): Update.
16566 (find_free_reg): Update.
16567 * function.c (assign_parms_augmented_arg_list): Update.
16568 (assign_parm_find_data_types): Update.
16569 (assign_parms): Update.
16570 (allocate_struct_function): Update.
16571 (expand_function_start): Update.
16572 (expand_function_end): Update.
16573 (get_arg_pointer_save_area): Update.
16574 (thread_prologue_and_epilogue_insns): Update.
16575 (rest_of_match_asm_constraints): Update.
16576 * stor-layout.c (variable_size): Update.
16577 * gcse.c (gcse_main): Update.
16578 (bypass_jumps): Update.
16579 * gimplify.c (gimplify_function_tree): Update.
16580 * calls.c (emit_call_1): Update.
16581 (expand_call): Update.
16582 * bt-load.c (compute_defs_uses_and_gen): Update.
16583 * except.c (sjlj_assign_call_site_values): Update.
16584 (sjlj_emit_function_enter): Update.
16585 (can_throw_external): Update.
16586 (set_nothrow_function_flags): Update.
16587 (expand_builtin_unwind_init): Update.
16588 (expand_eh_return): Update.
16589 (convert_to_eh_region_ranges): Update.
16590 (output_function_exception_table): Update.
16591 * emit-rtl.c (gen_tmp_stack_mem): Update.
16592 * cfgexpand.c (expand_used_vars): Update.
16593 (tree_expand_cfg): Update.
16594 * cfgcleanup.c (rest_of_handle_jump): Update.
16595 * explow.c (allocate_dynamic_stack_space): Update.
16596 * varasm.c (assemble_start_function): Update.
16597 (force_const_mem): Update.
16598 (mark_constant_pool): Update.
16599 * tree-optimize.c (tree_rest_of_compilation): Update.
16600 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16601 * tree-cfg.c (notice_special_calls): Update.
16602 (is_ctrl_altering_stmt): Update.
16603 (tree_can_make_abnormal_goto): Update.
16604 (tree_purge_dead_abnormal_call_edges): Update.
16605 * config/alpha/predicates.md: Update.
16606 * config/alpha/alpha.c (alpha_sa_mask): Update.
16607 (alpha_sa_size): Update.
16608 (alpha_does_function_need_gp): Update.
16609 (alpha_expand_prologue): Update.
16610 (alpha_start_function): Update.
16611 (alpha_output_function_end_prologue): Update.
16612 (alpha_expand_epilogue): Update.
16613 * config/frv/frv.c (frv_stack_info): Update.
16614 (frv_expand_epilogue): Update.
16615 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16616 (s390_register_info): Update.
16617 (s390_frame_info): Update.
16618 (s390_init_frame_layout): Update.
16619 (s390_can_eliminate): Update.
16620 (save_gprs): Update.
16621 * config/spu/spu.c (spu_split_immediate): Update.
16622 (need_to_save_reg): Update.
16623 (spu_expand_prologue): Update.
16624 (spu_expand_epilogue): Update.
16625 * config/sparc/sparc.md: Update.
16626 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16627 (sparc_tls_got): Update.
16628 (legitimize_pic_address): Update.
16629 (sparc_emit_call_insn): Update.
16630 (sparc_expand_prologue): Update.
16631 (output_return): Update.
16632 (print_operand): Update.
16633 (sparc_function_ok_for_sibcall): Update.
16634 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16635 * config/m32r/m32r.md: Update.
16636 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16637 (m32r_compute_frame_size): Update.
16638 (m32r_expand_prologue): Update.
16639 (m32r_expand_epilogue): Update.
16640 (m32r_legitimize_pic_address): Update.
16641 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16642 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16643 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16644 (gen_push): Update.
16645 (ix86_save_reg): Update.
16646 (ix86_compute_frame_layout): Update.
16647 (ix86_expand_prologue): Update.
16648 (ix86_expand_epilogue): Update.
16649 * config/sh/sh.c (output_stack_adjust): Update.
16650 (calc_live_regs): Update.
16651 (sh5_schedule_saves): Update.
16652 (sh_expand_prologue): Update.
16653 (sh_expand_epilogue): Update.
16654 (sh_setup_incoming_varargs): Update.
16655 (sh_allocate_initial_value): Update.
16656 (sh_get_pr_initial_val): Update.
16657 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16658 * config/sh/sh.md (label:): Update.
16659 * config/avr/avr.c (out_movhi_mr_r): Update.
16660 * config/crx/crx.h (enum): Update.
16661 * config/xtensa/xtensa.h (along): Update.
16662 * config/stormy16/stormy16.c Update.
16663 (xstormy16_compute_stack_layout): Update.
16664 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16665 (fr30_expand_prologue): Update.
16666 * config/cris/cris.c (cris_conditional_register_usage): Update.
16667 (cris_reg_saved_in_regsave_area): Update.
16668 (cris_initial_frame_pointer_offset): Update.
16669 (cris_simple_epilogue): Update.
16670 (cris_expand_prologue): Update.
16671 (cris_expand_epilogue): Update.
16672 (cris_expand_pic_call_address): Update.
16673 (cris_asm_output_symbol_ref): Update.
16674 (cris_asm_output_label_ref): Update.
16675 * config/cris/cris.md Update.
16676 * config/iq2000/iq2000.c (compute_frame_size): Update.
16677 (iq2000_expand_epilogue): Update.
16678 * config/mt/mt.h (save_direction): Update.
16679 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16680 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16681 (ia64_secondary_reload_class): Update.
16682 * config/m68k/m68k.c (m68k_save_reg): Update.
16683 (m68k_expand_prologue): Update.
16684 (m68k_expand_epilogue): Update.
16685 (legitimize_pic_address): Update.
16686 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16687 (first_reg_to_save): Update.
16688 (first_altivec_reg_to_save): Update.
16689 (compute_vrsave_mask): Update.
16690 (compute_save_world_info): Update.
16691 (rs6000_stack_info): Update.
16692 (spe_func_has_64bit_regs_p): Update.
16693 (rs6000_ra_ever_killed): Update.
16694 (rs6000_emit_eh_reg_restore): Update.
16695 (rs6000_emit_allocate_stack): Update.
16696 (rs6000_emit_prologue): Update.
16697 (rs6000_emit_epilogue): Update.
16698 (rs6000_output_function_epilogue): Update.
16699 (output_profile_hook): Update.
16700 (rs6000_elf_declare_function_name): Update.
16701 * config/rs6000/rs6000.h (rs6000_args): Update.
16702 * config/rs6000/rs6000.md: Update.
16703 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16704 * config/arc/arc.c (arc_output_function_epilogue): Update.
16705 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16706 * config/darwin.c (machopic_function_base_name): Update.
16707 * config/score/score3.c (score3_compute_frame_size): Update.
16710 (score3_epilogue): Update.
16711 * config/score/score7.c (score7_compute_frame_size): Update.
16712 (score7_prologue): Update.
16713 (score7_epilogue): Update.
16714 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16715 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16716 * config/arm/arm.c (use_return_insn): Update.
16717 (require_pic_register): Update.
16718 (arm_load_pic_register): Update.
16719 (arm_compute_save_reg0_reg12_mask): Update.
16720 (arm_compute_save_reg_mask): Update.
16721 (thumb1_compute_save_reg_mask): Update.
16722 (output_return_instruction): Update.
16723 (arm_output_function_prologue): Update.
16724 (arm_output_epilogue): Update.
16725 (arm_get_frame_offsets): Update.
16726 (arm_expand_prologue): Update.
16727 (thumb_pushpop): Update.
16728 (thumb_exit): Update.
16729 (thumb1_expand_prologue): Update.
16730 (thumb1_expand_epilogue): Update.
16731 (arm_unwind_emit): Update.
16732 (arm_output_fn_unwind): Update.
16733 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16734 * config/arm/arm.md: Update.
16735 * config/pa/pa.md: Update.
16736 * config/pa/pa.c (legitimize_pic_address): Update.
16737 (compute_frame_size): Update.
16738 (hppa_expand_prologue): Update.
16739 (hppa_expand_epilogue): Update.
16740 (borx_reg_operand): Update.
16741 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16742 (HARD_REGNO_RENAME_OK): Update.
16743 * config/mips/mips.c (mips_global_pointer): Update.
16744 (mips_save_reg_p): Update.
16745 (mips_compute_frame_info): Update.
16746 (mips_frame_pointer_required): Update.
16747 (mips_expand_prologue): Update.
16748 (mips_expand_epilogue): Update.
16749 (mips_can_use_return_insn): Update.
16750 (mips_reorg_process_insns): Update.
16751 * config/v850/v850.c (compute_register_save_size): Update.
16752 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16753 * config/mmix/mmix.c (along): Update.
16754 (mmix_expand_epilogue): Update.
16755 * config/bfin/bfin.c (legitimize_pic_address): Update.
16756 (must_save_p): Update.
16757 (stack_frame_needed_p): Update.
16758 (add_to_reg): Update.
16759 (bfin_expand_prologue): Update.
16760 * stmt.c (expand_asm_operands): Update.
16761 * reload1.c (reload): Update.
16762 (init_elim_table): Update.
16764 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16766 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16768 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16770 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16771 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16772 (mov<mode>): Removed.
16773 (*movv4sf_internal): Likewise.
16774 (*movv2df_internal): Likewise.
16776 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16778 * config.gcc (crx-*-elf): Remove deprecation.
16780 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16782 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16783 __gcc_deregister_frame with atexit.
16784 (deregister_frame_dtor): Remove.
16786 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16787 Nathan Sidwell <nathan@codesourcery.com>
16789 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16791 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16792 (rs6000_isel): Likewise.
16793 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16794 (rs6000_isel): New variable.
16795 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16797 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16800 * c-common.c (handle_vector_size_attribute): Call
16801 lang_hooks.types.reconstruct_complex_type instead of
16802 reconstruct_complex_type.
16803 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16804 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16805 * langhooks.h (struct lang_hooks_for_types): Add
16806 reconstruct_complex_type hook.
16807 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16808 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16810 2008-04-24 Richard Guenther <rguenther@suse.de>
16812 * c-common.h (check_builtin_function_arguments): Declare.
16813 * c-common.c (validate_nargs): New function.
16814 (check_builtin_function_arguments): Likewise.
16815 * c-typeck.c (build_function_call): Call
16816 check_builtin_function_arguments.
16817 * builtins.c (fold_builtin_classify): Remove error reporting code.
16818 (fold_builtin_unordered_cmp): Likewise.
16819 (fold_builtin_1): Likewise.
16820 (fold_builtin_n): Likewise.
16822 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16824 PR tree-optimization/36008
16825 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16826 the original op1, rather than delta by step.
16828 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16829 Sebastian Pop <sebastian.pop@amd.com>
16831 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16832 eliminate_local_variables_stmt, eliminate_local_variables,
16833 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16834 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16835 of code delimited by two edges in the CFG.
16836 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16837 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16838 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16839 the case of parallelisation of reductions.
16840 (expr_invariant_in_region_p): New.
16842 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16843 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16845 2008-04-24 Ira Rosen <irar@il.ibm.com>
16846 Richard Guenther <rguenther@suse.de>
16848 PR tree-optimization/36034
16849 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16850 incapable of dealing with loads with gaps.
16852 2008-04-24 Rafael EspÃndola <espindola@google.com>
16854 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16855 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16856 vrp_evaluate_conditional.
16857 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16858 (vrp_evaluate_conditional): Split the cond argument.
16859 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16860 (simplify_stmt_for_jump_threading): Update call to
16861 vrp_evaluate_conditional.
16863 2008-04-24 Ira Rosen <irar@il.ibm.com>
16865 PR tree-optimization/35982
16866 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16867 interleaved data-refs are of the same type.
16869 2008-04-24 Danny Smith <dannysmith@users.net>
16871 * c-format.c (check_format_info_main): Use strncmp rather than a
16872 magic prefix to handle multichar length specs.
16873 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16874 Don't prefix "I64" and "I32" with '\0'.
16876 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16879 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16880 in registers for -m32 only if stdarg_p (fntype).
16882 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16884 PR rtl-optimization/36006
16885 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16886 temp to op0 in order to avoid invalid rtx sharing.
16888 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16890 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16891 check TREE_INVARIANT.
16892 * tree-gimple.c (is_gimple_address): New.
16893 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16894 * tree-gimple.h (is_gimple_address): New.
16895 * tree.h (decl_address_invariant_p): New.
16896 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16897 (build_string): Likewise.
16898 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16899 (tree_invariant_p_1): Likewise.
16900 (save_expr): Use it.
16901 (tree_invariant_p): New.
16902 (skip_simple_arithmetic): Use it.
16903 (stabilize_reference_1): Use it.
16904 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16906 (build1_stat): Drop code to compute TREE_INVARIANT.
16907 (build2_stat): Drop code to compute TREE_INVARIANT.
16908 (build3_stat): Drop code to compute TREE_INVARIANT.
16909 (build4_stat): Drop code to compute TREE_INVARIANT.
16910 (build5_stat): Drop code to compute TREE_INVARIANT.
16911 (build7_stat): Drop code to compute TREE_INVARIANT.
16912 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16913 * tree.h (struct tree_base): Remove invariant_flag.
16914 (TREE_INVARIANT): Remove.
16915 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16916 (fold_builtin_expect): Check TREE_CONSTANT.
16917 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16918 * c-tree.h (c_expr_to_decl): Drop third parameter.
16919 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16920 (build_c_cast): Don't set TREE_INVARIANT.
16921 (pop_init_level): Don't set TREE_INVARIANT.
16922 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16923 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16925 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16926 (gimplify_addr_expr): Adjust comment.
16927 * tree-mudflap.c (mf_build_string):
16928 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16929 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16930 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16931 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16932 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16933 * langhooks.h (struct lang_hooks): Drop third parameter from
16936 2008-04-23 Richard Guenther <rguenther@suse.de>
16938 PR tree-optimization/27799
16939 PR tree-optimization/32921
16940 PR tree-optimization/32624
16941 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16942 SMTs aliases and the tag itself into the solution.
16943 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16944 merge the points-to solution back into the SMT aliases.
16945 (may_alias_p): Use alias_set_subset_of instead of
16946 aliases_conflict_p. A pointer which points to
16947 memory with alias set zero may access any variable.
16949 2008-04-23 Richard Guenther <rguenther@suse.de>
16951 * alias.c (alias_set_subset_of): Correctly handle asking
16952 if zero is a subset of an alias set with zero child.
16953 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16954 (compute_flow_insensitive_aliasing): Correctly walk all
16955 pointers. Do not unnecessarily union sets.
16957 2008-04-23 Richard Guenther <rguenther@suse.de>
16959 PR middle-end/36021
16960 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16962 2008-04-22 Tomas Bily <tbily@suse.cz>
16964 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16966 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16968 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16969 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16970 * tree-inline.c (estimate_num_insns_1): Likewise.
16971 * varasm.c (const_hash_1, compare_constant, copy_constant)
16972 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16973 * emit-rtl.c (component_ref_for_mem_expr)
16974 (set_mem_attributes_minus_bitpos): Likewise.
16975 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16976 (is_aligning_offset): Likewise.
16977 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16978 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16979 * dojump.c (do_jump): Likewise.
16980 * builtins.c (get_pointer_alignment, get_memory_rtx)
16981 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16982 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16984 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16986 PR rtl-optimization/36017
16987 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16988 expanding the library call.
16990 2008-04-22 Ian Lance Taylor <iant@google.com>
16992 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16993 than size_in_bytes.
16995 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16997 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16998 of LR/CTR moves for Power6.
17000 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17002 PR middle-end/36003
17003 * passes.c (init_optimization_passes): Remove
17004 pass_fast_rtl_byte_dce.
17006 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17009 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17010 builtin functions to generate faster code.
17011 (_mm_cvtpu16_ps): Ditto.
17012 (_mm_cvtpi32x2_ps): Ditto.
17014 2008-04-22 Nick Clifton <nickc@redhat.com>
17016 * common.opt (ftree-loop-distribution): Add Optimization
17019 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17020 (frv_expand_builtin_va_start): Likewise.
17022 * config/arm/arm.c (thumb_find_work_register): Fix location of
17023 argument register count.
17025 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17027 Support scheduling for ColdFire V1 and V3 microarchitecture.
17028 Improve scheduling of multiplication instructions.
17030 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17031 (mac): New instruction attribute.
17032 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17033 (m68k_sched_mac): New variable.
17034 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17035 Handle cfv1 and cfv3.
17036 (max_insn_size): New static variable.
17037 (struct _sched_ib): New type.
17038 (sched_ib): New static variable.
17039 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17040 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17041 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17043 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17044 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17045 new variables. Update.
17046 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17047 Add modeling of cfv3 instruction buffer. Update.
17048 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17049 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17050 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17051 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17052 a particular reservation applies to.
17053 (type2): Reorganize attribute values. Rename alu to alu_reg,
17054 alu_l to alu, move_l to omove. Join move to alu. Split mul
17055 to mul_l and mul_w.
17056 (cf_ib_*): Simplify description of instruction buffer.
17057 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17058 (cf_mem): Split into cf_mem1 and cf_mem2.
17059 (cf_v2_move_??): Rename to cfv12_alu_??.
17060 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17061 (cf_v2_mul_??): Remove reservations.
17062 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17063 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17064 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17066 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17067 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17068 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17069 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17070 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17071 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17072 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17073 expansions of the above reservations for instructions of sizes
17076 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17078 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17080 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17082 * coverage.c: Include tree-pass.h.
17083 (coverage_counter_alloc): Print da_file_name to the dump file.
17085 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17087 * sbitmap.c (sbitmap_range_empty_p): New function.
17088 * sbitmap.h (sbitmap_range_empty_p): New function.
17089 * bitmap.h: Now includes obstack.h.
17091 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17092 Kenneth Zadeck <zadeck@naturalbridge.com>
17094 * dbgcnt.def (ra_byte_scan): Added.
17095 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17096 when the last hit happens for a counter.
17097 * timevar.def (TV_DF_BYTE_LR): New variable.
17098 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17099 * passes.c (pass_fast_rtl_byte_dce): New pass.
17100 * fwprop.c (update_df): Added mode to call df_ref_create.
17101 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17102 DF_REF_EXTRACT_OFFSET.
17103 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17104 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17106 (df_ref_extract): Added mode field.
17107 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17108 DF_REF_EXTRACT_OFFSET.
17109 (DF_REF_EXTRACT_MODE): New macro.
17110 (df_byte_lr_bb_info): New structure.
17111 (df_print_byte_regset, df_compute_accessed_bytes,
17112 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17113 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17114 df_byte_lr_simulate_uses,
17115 df_byte_lr_simulate_artificial_refs_at_top,
17116 df_byte_lr_simulate_artificial_refs_at_end,
17117 df_compute_accessed_bytes): New function.
17118 (df_ref_create): Add parameter.
17119 (df_byte_lr_get_bb_info): New inline function.
17120 * df-scan.c (df_ref_record, df_uses_record,
17121 df_ref_create_structure): Added mode parameter.
17122 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17123 df_defs_record, df_uses_record, df_get_conditional_uses,
17124 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17125 df_entry_block_defs_collect, df_exit_block_uses_collect):
17126 Added mode parameter to calls to df_ref_record, df_uses_record,
17127 df_ref_create_structure.
17128 (df_ref_equal_p, df_ref_compare): Added test for modes.
17129 (df_ref_create_structure): Added code to set mode. Renamed
17130 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17131 DF_REF_EXTRACT_OFFSET.
17132 * df-core.c (df_print_byte_regset): New function.
17133 * df-byte-scan.c: New file.
17134 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17135 calls to BITMAP_FREE.
17136 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17137 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17138 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17139 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17140 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17141 df_byte_lr_local_compute, df_byte_lr_init,
17142 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17143 df_byte_lr_transfer_function, df_byte_lr_free,
17144 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17145 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17146 df_byte_lr_simulate_uses,
17147 df_byte_lr_simulate_artificial_refs_at_top,
17148 df_byte_lr_simulate_artificial_refs_at_end): New function.
17149 * dce.c (byte_dce_process_block): New function.
17150 (dce_process_block): au is now passed in rather than computed
17151 locally. Changed loops that look at artificial defs to not look
17152 for conditional or partial ones, because there never are any.
17153 (fast_dce): Now is able to drive byte_dce_process_block or
17154 dce_process_block depending on the kind of dce being done.
17155 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17156 (rest_of_handle_fast_byte_dce): New function.
17157 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17158 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17160 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17163 * gcc.h: Added fortran options that take arguments to
17164 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17167 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17169 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17170 scalarization if on the LHS and not a full access.
17172 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17174 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17176 2008-04-18 Rafael EspÃndola <espindola@google.com>
17178 * tree-vrp.c (find_case_label_index): Fix the binary search.
17179 (find_case_label_range): New.
17180 (vrp_visit_switch_stmt): Use find_case_label_range.
17181 (simplify_switch_using_ranges): Use find_case_label_range.
17183 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17185 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17186 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17188 2008-04-18 Tom Tromey <tromey@redhat.com>
17191 * doc/cpp.texi (Implementation-defined behavior): Mention
17194 2008-04-18 Ian Lance Taylor <iant@google.com>
17196 * fold-const.c (pointer_may_wrap_p): New static function.
17197 (fold_comparison): Add another test for pointer overflow. Use
17198 pointer_may_wrap_p to disable some false positives.
17200 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17202 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17203 (fname_as_string): Match updated cpp_interpret_string prototype.
17204 (fix_string_type): Support char16_t* and char32_t*.
17205 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17206 derivative) nodes. Register as builtin if C++0x.
17207 (c_parse_error): Support CPP_CHAR{16,32}.
17208 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17209 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17210 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17211 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17212 CTI_CHAR32_ARRAY_TYPE>: New elements.
17213 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17214 char32_type_node, signed_char32_type_node, char16_array_type_node,
17215 char32_array_type_node): New defines.
17216 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17217 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17218 (lex_string): Support CPP_STRING{16,32}, match updated
17219 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17220 (lex_charconst): Support CPP_CHAR{16,32}.
17221 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17222 and CPP_STRING{16,32}.
17224 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17227 * aclocal.m4: Regenerate.
17228 * configure: Regenerate.
17230 2008-04-18 Jan Hubicka <jh@suse.cz>
17232 * except.c (dw2_size_of_call_site_table,
17233 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17235 * cgraphbuild.c (build_cgraph_edges): Update.
17236 * tree-pass.h: Update comment.
17237 * final.c (leaf_function_p): Update.
17238 (leaf_renumber_regs): Update.
17239 (rest_of_clean_state): Update.
17240 * omp-low.c (expand_omp_parallel): Update.
17241 * ipa-reference.c (analyze_function): Update.
17242 * reorg.c (find_end_label): Update.
17243 (optimize_skip): Update.
17244 (fill_simple_delay_slots): Update.
17245 (fill_simple_delay_slots): Update.
17246 (make_return_insns): Update.
17247 (dbr_schedule): Update.
17248 * gimple-low.c (record_vars_into): Update.
17249 * cfgbuild.c (make_edges): Update.
17250 * function.c (assign_stack_local): Update.
17251 (assign_parm_adjust_stack_rtl): Update.
17252 (locate_and_pad_parm): Update.
17253 (allocate_struct_function): Do not initialize stack_alignment_needed
17254 and preferred_stack_boundary here.
17255 (stack_protect_prologue): Update.
17256 (stack_protect_epilogue): Update.
17257 (expand_function_start): Initialize stack_alignment_needed,
17258 preferred_stack_boundary and max_jumptable_ents.
17259 (expand_function_end): Update.
17260 (free_after_compilation): Do not NULLify epilogue_delay_list.
17261 * function.h (struct rtl_data): Add stack_protect_guard,
17262 stack_alignment_needed,
17263 preferred_stack_boundary, epilogue_delay_list.
17264 (struct function): Remove value_histograms, stack_alignment_needed,
17265 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17267 unexpanded_var_list, stack_protect_guard.
17268 (current_function_epilogue_delay_list): Remove.
17269 * ipa-type-escape.c (analyze_function): Update.
17270 * gimplify.c (pop_gimplify_context): Update comment.
17271 * calls.c (expand_call): Update.
17272 (emit_library_call_value_1): Update.
17273 * except.c (set_nothrow_function_flags): Update.
17274 * cfgexpand.c (get_decl_align_unit): Update.
17275 (create_stack_guard): Update.
17276 (estimated_stack_frame_size): Update.
17277 (expand_used_vars): Update.
17278 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17279 * explow.c (allocate_dynamic_stack_space): Update.
17280 * tree-ssa-live.c (remove_unused_locals): Update.
17281 * varasm.c (mark_constant_pool): Update.
17282 * tree-inline.c (remap_decls): Update.
17283 (initialize_cfun): Update.
17284 (declare_return_variable): Update.
17285 (inline_forbidden_p): Update.
17286 (expand_call_inline): Update.
17287 (declare_inline_vars): Update.
17288 (tree_function_versioning): Update.
17289 * tree-flow.h (value_histograms): New.
17290 (VALUE_HISTOGRAMS): New macro.
17291 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17293 * tree-cfg.c (set_bb_for_stmt): Update.
17294 (replace_by_duplicate_decl): Update.
17295 (move_block_to_fn): Update.
17296 (new_label_mapper): Update.
17297 (dump_function_to_file): Update.
17298 * ipa-struct-reorg.c (build_data_structure): Update.
17299 * cfgrtl.c (print_rtl_with_bb): Update.
17300 * reload1.c (reload): Update.
17302 * config/i386/i386.c (setup_incoming_varargs_64,
17303 ix86_compute_frame_layout): Update.
17304 * config/arc/arc.c (arc_output_function_epilogue): Update.
17306 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17308 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17309 for FreeBSD as well.
17310 * gthr-posix95.h: Likewise.
17312 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17314 PR rtl-optimization/35838
17315 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17316 out the byte offset of the first subreg.
17318 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17320 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17321 to split_ti instead of three separate calls with single member arrays.
17322 (subti3 splitter): Ditto.
17323 (adddi3 splitter): Ditto with split_di.
17324 (subdi3 splitter): Ditto.
17325 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17326 two separate calls with single member arrays. Swap match_dup
17327 operands 1 and 2 to better fit into the array.
17328 (negdi2 splitter): Ditto with split_di.
17329 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17330 two separate calls with single member arrays. Swap match_dup operands
17331 6 and 7 to better fit into the array.
17333 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17335 * config/i386/i386.c (sse_builtin_type): New.
17336 (bdesc_sse_args): Likewise.
17337 (bdesc_sse_3arg): Removed.
17338 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17339 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17340 IX86_BUILTIN_ROUNDPS.
17341 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17342 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17343 IX86_BUILTIN_ROUNDPS.
17344 (ix86_expand_sse_4_operands_builtin): Removed.
17345 (ix86_expand_sse_operands_builtin): New.
17346 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17347 and CODE_FOR_sse4_1_roundps.
17348 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17349 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17351 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17354 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17355 regs before frame pop when needed. If use_backchain_to_restore_sp
17356 then load backchain into a temp reg to restore vr and vrsave. Add
17357 code to restore vr after frame pop if possible.
17359 2008-04-17 Richard Guenther <rguenther@suse.de>
17361 * tree-vn.c (expressions_equal_p): Do not check type
17362 equality or compatibility before calling operand_equal_p.
17363 * fold-const.c (operand_equal_p): Check equivalence of
17364 integer constants before bailing out due to signedness or
17365 precision differences.
17366 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17367 spurious differences in type qualification. Ignore types
17368 for COMPONENT_REFs at all.
17370 2008-04-17 Christian Bruel <christian.bruel@st.com>
17372 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17373 msw_skip comparison.
17375 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17378 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17381 PR tree-optimization/35899
17382 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17383 rather than TREE_OPERAND.
17385 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17388 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17389 temporary registers. Change operand predicate to general_operand.
17390 (remainderxf3): Ditto.
17392 2008-04-16 Richard Guenther <rguenther@suse.de>
17394 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17395 * tree-affine.c (aff_combination_expand): Look through some
17398 2008-04-15 Doug Kwan <dougkwan@google.com>
17400 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17402 * tree-pretty-print.c (dump_generic_node): Ditto.
17403 * final.c (output_addr_const): Ditto.
17404 * dwarf2out.c (output_cfi): Ditto.
17405 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17406 * print-rtl.c (print_rtx): Ditto.
17407 * print-tree.c (print_node_brief, print_node): Ditto.
17408 * c-common.c (match_case_to_enum_1): Ditto.
17409 * sched-vis.c (print_value): Ditto.
17410 * config/i386/i386.c (print_operand): Cast to long unsigned int
17413 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17414 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17415 MS Windows VirtualProtect function.
17417 2008-04-15 Jan Hubicka <jh@suse.cz>
17419 * gengtype.c (write_root): Param_is argument is OK.
17420 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17421 * function.h: Include varray.h
17422 (rtl_eh): New stucture based on except.c one.
17423 (call_site_record): New forward declaration and vector type.
17424 * calls.c (emit_call_1): Do not call
17425 note_current_region_may_contain_throw.
17426 * except.c (eh_status): Remove cur_region, try_region since they are
17428 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17429 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17430 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17431 Remove call_site_data_used, call_site_data_size.
17432 Turn call_site_record into vector in function.h.
17433 (note_current_region_may_contain_throw): Remove.
17434 (get_exception_pointer, get_exception_filter): Do not take struct
17435 function argument; update.
17436 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17437 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17438 build_post_landing_pads, dw2_build_landing_pads,
17439 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17440 sjlj_emit_function_enter, sjlj_emit_function_enter,
17441 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17442 sjlj_build_landing_pads, finish_eh_generation,
17443 remove_exception_handler_label, remove_eh_handler,
17444 maybe_remove_eh_handler, add_reachable_handler,
17445 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17446 add_action_record, collect_one_action_chain, add_call_site,
17447 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17448 sjlj_output_call_site_table, output_function_exception_table,
17449 * except.h (note_current_region_may_contain_throw): Remove
17450 (get_exception_pointer, get_exception_filter): Do not take struct
17452 * Makefile.in (GTFILES): Put varargs before struct function.
17454 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17456 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17457 punt for STRING_CST.
17458 (get_constraint_for): Deal with STRING_CST here instead.
17460 2008-04-15 Richard Guenther <rguenther@suse.de>
17462 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17463 statements in a basic-block with a backward walk. Do not
17464 substitute into dead statements but instead remove those.
17466 2008-04-15 Richard Guenther <rguenther@suse.de>
17468 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17469 to zero, thus disable creation of SFTs.
17471 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17473 * tree-predcom.c (suitable_reference_p): Return false if the
17474 reference can throw.
17476 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17479 * c-decl.c (finish_decl): If extern or static var has variable
17480 size, set TREE_TYPE (decl) to error_mark_node.
17482 2008-04-15 Rafael EspÃndola <espindola@google.com>
17484 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17487 2008-04-15 Richard Guenther <rguenther@suse.de>
17489 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17490 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17491 (visit_reference_op_load): Do walk vuse-vdef chains on
17492 vn_reference_lookup.
17493 (visit_reference_op_store): But do not here.
17494 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17495 vn_reference_lookup.
17496 (vn_lookup_with_vuses): But do so here.
17498 2008-04-14 Ian Lance Taylor <iant@google.com>
17500 * fold-const.c (fold_overflow_warning): Remove assertion.
17502 2008-04-15 Ben Elliston <bje@au.ibm.com>
17504 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17505 temp1 local variables.
17507 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17510 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17511 ".text.unlikely" section as executable.
17513 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17515 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17516 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17517 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17518 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17519 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17520 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17521 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17523 2008-04-14 Ian Lance Taylor <iant@google.com>
17525 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17526 * fold-const.c (fold_comparison): If appropriate, test
17527 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17528 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17529 reassociating a pointer type.
17530 * doc/invoke.texi (Optimize Options): Document that
17531 -fstrict-overflow applies to pointer wraparound.
17533 2008-04-13 Jan Hubicka <jh@suse.cz>
17535 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17537 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17539 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17540 we are going to "save the world".
17542 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17544 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17545 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17546 operand 0 constraint, not "=".
17548 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17550 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17552 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17554 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17555 of size of positions_needed * CHAR_BIT.
17557 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17559 PR middle-end/35897
17560 * dse.c (store_info): Change positions_needed to unsigned
17562 (lowpart_bitmask): New.
17563 (record_store): Cast to unsigned HOST_WIDE_INT for
17564 positions_needed. Assert width <= size of positions_needed *
17565 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17566 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17567 lowpart_bitmask to set mask.
17569 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17571 * config/bfin/constraints.md: New file.
17572 * config/bfin/bfin.md: Include it.
17573 (adddi3): Use satisfies_constraint functions instead of the old macros.
17574 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17575 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17576 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17577 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17578 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17579 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17580 EXTRA_CONSTRAINT): Delete.
17581 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17582 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17584 * config/bfin/bfin.c: Include "tm-constrs.h".
17585 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17586 Use satisfies_constraint functions instead of the old macros.
17587 * doc/md.texi (Blackfin Constraints): Update file name reference.
17589 2008-04-11 Richard Guenther <rguenther@suse.de>
17591 PR tree-optimization/35869
17592 * tree-vrp.c (execute_vrp): Move switch statement update after
17593 jump threading. Schedule another cfg cleanup run.
17595 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17598 * attribs.c (decl_attributes): Return early on errorneous node.
17600 2008-04-10 Oleg Ryjkov <olegr@google.com>
17602 * tree.h (struct tree_base): Added a new flag default_def_flag.
17603 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17605 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17607 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17609 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17612 * pa.md: Define mode iterator P. Define mode attribute dwc.
17613 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17614 (icacheflush): Likewise.
17615 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17616 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17618 2008-04-11 Ben Elliston <bje@au.ibm.com>
17620 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17622 2008-04-10 Rafael EspÃndola <espindola@google.com>
17624 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17625 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17626 (extract_range_from_expr): The same.
17628 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17630 * config/mips/mips.md (GPR2): New mode iterator.
17631 (seq): Add comment.
17632 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17633 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17634 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17635 Rewrite these to take two modes, the mode of comparison and the
17636 mode of the destination.
17637 * config/mips/mips.c (mips_expand_scc): Instead of having
17638 paradoxical subreg as destination, expand "narrowing" scc if mode
17639 of comparison is SI and target is requested in DI mode.
17640 (mips_emit_int_order_test): Update comment. Make mode of
17641 comparison match CMP0 rather than TARGET. When creating inverse
17642 target use mode of TARGET.
17644 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17646 * gcov-dump.c (tag_summary): Only print summaries for the first
17647 GCOV_COUNTERS_SUMMABLE counters.
17649 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17651 * config/i386/i386.md (absneg): New code iterator.
17652 (absnegprefix): New code attribute.
17653 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17654 patterns using absneg code iterator.
17655 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17656 using absneg code iterator.
17657 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17658 *neg<mode>2 patterns using absneg code iterator.
17659 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17660 *negextendsfdf2 patterns using absneg code iterator.
17661 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17662 *negextendsfxf2 patterns using absneg code iterator.
17663 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17664 *negextendsfdf2 patterns using absneg code iterator.
17665 * config/i386/sse.md (<code><mode>2): Macroize expander from
17666 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17668 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17670 * config/s390/s390.h: Remove the remains of the recent search
17671 & replace action of current_function_outgoing_args_size.
17673 2008-04-10 Ira Rosen <irar@il.ibm.com>
17675 PR tree-optimization/35821
17676 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17677 NEW_STMT_LIST is not NULL.
17679 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17682 * toplev.c (process_options): Remove -ffunction-sections debugging
17685 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17687 PR middle-end/PR28690
17688 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17689 than gen_rtx_fmt_ee to perform more canonicalizations.
17691 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17694 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17696 2008-04-09 Richard Guenther <rguenther@suse.de>
17698 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17699 (dump_function_to_file): Dump function arguments with types.
17701 2008-04-08 Richard Guenther <rguenther@suse.de>
17703 * fold-const.c (fold_widened_comparison): Do not allow
17704 sign-changes that change the result.
17706 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17709 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17710 kinds of indirect references.
17712 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17714 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17715 GNU Fortran language string.
17717 2008-04-08 Rafael EspÃndola <espindola@google.com>
17719 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17720 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17721 * tree.h (tree_call_nonnegative_warnv_p): New.
17723 2008-04-08 Jan Hubicka <jh@suse.cz>
17725 * function.c (free_after_compilation): Clear out regno_reg_rtx
17728 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17731 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17733 PR middle-end/PR28690
17734 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17735 same precedence as REG_POINTER and MEM_POINTER operands.
17737 2008-04-08 Richard Guenther <rguenther@suse.de>
17739 PR middle-end/35834
17740 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17741 for adding index to base.
17743 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17745 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17746 (MINGW_ENABLE_EXECUTE_STACK): New.
17747 (IN_LIBGCC2): For libgcc include windows.h file for
17748 function declarations.
17750 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17752 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17753 and tem2 if tem1 is not a REG or MULT.
17755 2008-04-08 Jan Hubicka <jh@suse.cz>
17757 * function.h (incomming_args): Break out of struct function.
17758 (function_subsections): Break out of struct function.
17759 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17760 return_rtx and hard_reg_initial_vals from struct function.
17761 Kill inl_max_label_num.
17762 (current_function_pops_args, current_function_args_info,
17763 current_function_args_size, current_function_args_size,
17764 current_function_pretend_args_size,
17765 current_function_outgoing_args_size,
17766 current_function_internal_arg_pointer, current_function_return_rtx):
17767 Kill compatibility accestor macros.
17768 * builtins.c (expand_builtin_apply_args_1): Update.
17769 (expand_builtin_next_arg): Update.
17770 * df-scan.c (df_get_call_refs): Update.
17771 * dbxout.c (dbxout_function_end): Update.
17772 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17773 (output_line_info): Update.
17774 (secname_for_decl): Update.
17775 (dwarf2out_var_location): Update.
17776 * function.c (free_after_compilation): Update.
17777 (assign_parm_find_stack_rtl): Update.
17778 (assign_parms): Update.
17779 (expand_dummy_function_end): Update.
17780 (expand_function_end): Update.
17781 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17782 (expand_call): Update.
17783 (emit_library_call_value_1): Update.
17784 (store_one_arg): Update.
17785 * varasm.c (initialize_cold_section_name): Update.
17786 (unlikely_text_section): Update.
17787 (unlikely_text_section_p): Update.
17788 (assemble_start_function): Update.
17789 (assemble_end_function): Update.
17790 (default_section_type_flags): Update.
17791 (switch_to_section): Update.
17792 * integrate.c (set_decl_abstract_flags): Update.
17793 (get_hard_reg_initial_val): Update.
17794 (has_hard_reg_initial_val): Update.
17795 (allocate_initial_values): Update.
17796 * resource.c (init_resource_info): Update.
17797 * config/alpha/alpha.c (NUM_ARGS): Update.
17798 (direct_return): Update.
17799 (alpha_va_start): Update.
17800 (alpha_sa_size): Update.
17801 (alpha_initial_elimination_offset): Update.
17802 (alpha_expand_prologue): Update.
17803 (alpha_start_function): Update.
17804 (alpha_expand_epilogue): Update.
17805 (unicosmk_initial_elimination_offset):
17806 * config/alpha/alpha.md (call expander): Update.
17807 * config/s390/s390.c (s390_register_info): Update.
17808 (s390_register_info): Update.
17809 (s390_frame_info): Update.
17810 (s390_initial_elimination_offset): Update.
17811 (s390_build_builtin_va_list): Update.
17812 (s390_va_start): Update.
17813 * config/spu/spu.c (direct_return): Update.
17814 (spu_expand_prologue): Update.
17815 (spu_initial_elimination_offset): Update.
17816 (spu_build_builtin_va_list): Update.
17817 (spu_va_start): Update.
17818 * config/sparc/sparc.c (sparc_init_modes): Update.
17819 (sparc_compute_frame_size): Update.
17820 (function_value): Update.
17821 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17822 * config/i386/i386.md (return expander): Update.
17823 * config/i386/i386.c (ix86_va_start): Update.
17824 (ix86_can_use_return_insn_p): Update.
17825 (ix86_compute_frame_layout): Update.
17826 (ix86_expand_epilogue): Update.
17827 * config/sh/sh.c (output_stack_adjust): Update.
17828 (calc_live_regs): Update.
17829 (sh_expand_prologue): Update.
17830 (sh_builtin_saveregs): Update.
17831 (sh_va_start): Update.
17832 (initial_elimination_offset): Update.
17833 (sh_allocate_initial_value): Update.
17834 (sh_function_ok_for_sibcall): Update.
17835 (sh_get_pr_initial_val): Update.
17836 * config/sh/sh.md (return expander): Update.
17837 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17838 * config/crx/crx.c (crx_compute_frame): UPdate.
17839 (crx_initial_elimination_offset): UPdate.
17840 * config/xtensa/xtensa.c (compute_frame_size): Update
17841 (xtensa_builtin_saveregs): Update.
17842 (xtensa_va_start): Update.
17843 (order_regs_for_local_alloc): Update.
17844 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17845 (xstormy16_expand_builtin_va_start): Update.
17846 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17847 * config/m68hc11/m68hc11.md (return expanders): Update.
17848 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17849 (expand_epilogue): Update.
17850 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17851 (cris_simple_epilogue): Update.
17852 (cris_expand_prologue): Update.
17853 (cris_expand_epilogue): Update.
17854 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17855 (compute_frame_size): Update.
17856 * config/mt/mt.c (mt_compute_frame_size): Update.
17857 * config/mn10300/mn10300.c (expand_prologue): Update.
17858 (expand_epilogue): Update.
17859 (initial_offset): Update.
17860 (mn10300_builtin_saveregs):
17861 * config/mn10300/mn10300.md (return expander): Update.
17862 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17863 (ia64_initial_elimination_offset): Update.
17864 (ia64_initial_elimination_offset): Update.
17865 (ia64_expand_prologue): Update.
17866 * config/m68k/m68k.md (return expander): Update.
17867 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17868 (rs6000_stack_info): Update.
17869 * config/mcore/mcore.c (layout_mcore_frame): Update.
17870 (mcore_expand_prolog): Update.
17871 * config/arc/arc.c (arc_compute_frame_size): Update.
17872 * config/score/score3.c (score3_compute_frame_size): Update.
17873 * config/score/score7.c (score7_compute_frame_size): Update.
17874 * config/arm/arm.c (use_return_insn): Update.
17875 (thumb_find_work_register): Update.
17876 (arm_compute_save_reg_mask): Update.
17877 (arm_output_function_prologue): Update.
17878 (arm_output_epilogue): Update.
17879 (arm_size_return_regs): Update.
17880 (arm_get_frame_offsets): Update.
17881 (arm_expand_prologue): Update.
17882 (thumb_exit): Update.
17883 (thumb_unexpanded_epilogue): Update.
17884 (thumb1_output_function_prologue): Update.
17885 * config/pa/pa.md (return expander): Update.
17886 * config/pa/pa.c (compute_frame_size): Update.
17887 (hppa_builtin_saveregs): Update.
17888 * config/mips/mips.c (mips_va_start): Update.
17889 (mips16_build_function_stub): Update.
17890 (mips_compute_frame_info): Update.
17891 (mips_restore_gp): Update.
17892 (mips_output_function_prologue): Update.
17893 (mips_expand_prologue): Update.
17894 * config/v850/v850.c (compute_frame_size): Update.
17895 (expand_prologue): * config/mmix/mmix.c (along): update.
17896 (mmix_initial_elimination_offset): update.
17897 (mmix_reorg): update.
17898 (mmix_use_simple_return): update.
17899 (mmix_expand_prologue): update.
17900 (mmix_expand_epilogue): Update.
17901 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17902 (emit_link_insn): Update.
17904 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17906 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17907 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17909 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17912 2008-04-07 Jan Hubicka <jh@suse.cz>
17914 * function.h (rtl): Rename to x_rtl.
17915 (crtl): New define.
17916 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17917 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17918 used_temp_slots avail_temp_slots, temp_slot_level,
17919 nonlocal_goto_handler_labels): Update accesstors.
17920 (rtl): New global variable.
17921 (struct function): Move some fileds to rtl_data.
17922 (get_arg_pointer_save_area): Update prototype.
17923 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17924 get_arg_pointer_save_area.
17925 * expr.c (init_expr): Update
17926 * function.c (get_frame_size): Update
17927 (assign_stack_local): Update
17928 (expand_function_end): Update.
17929 (get_art_pointer_save_area): Update
17931 * emit-rtl.c (rtl): Declare.
17932 (regno_reg_rtx): Declare.
17933 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17935 (gen_reg_rtx): Update.
17936 * varasm.c (n_deferred_constatns): Update accestor.
17937 (init_varasm_status): Do not allocate varasm_status.
17938 (force_const_mem, get_pool_size, output_constant_pool): Update.
17939 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17940 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17941 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17942 * sparc/sparc.h (INIT_EXPANDERS): Update.
17943 * ia64/ia64.h (INIT_EXPANDERS): Update.
17945 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17947 * reload.c (push_secondary_reload): Add missing break to for loop.
17949 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17951 PR middle-end/PR28690
17952 * rtlanal.c: Update copyright years.
17953 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17954 as REG_POINTER and MEM_POINTER operands.
17955 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17956 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17957 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17958 * gcse.c: Update copyright years.
17959 (pre_delete): Call gen_reg_rtx_and_attrs.
17960 (hoist_code): Likewise.
17961 (build_store_vectors): Likewise.
17962 (delete_store): Likewise.
17963 * loop-invariant.c (move_invariant_reg): Likewise.
17964 Update copyright years.
17966 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17968 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17969 control string instead of quoted.
17971 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17973 * doc/rtl.texi: Rewrite of subreg section.
17975 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17978 * config/i386/i386.c (legitimize_pic_address): Add treating
17979 of dllimport SYM_REF's.
17980 (legitimize_dllimport_symbol): Add prototype.
17982 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17984 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17985 reference in constructor with non self-referential type.
17987 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17989 Removal of Return with Depressed Stack Pointer support
17990 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17991 (ECF_SP_DEPRESSED): Likewise.
17992 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17993 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17994 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17995 (expand_call): Do not test ECF_SP_DEPRESSED.
17996 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17997 * function.c (keep_stack_depressed): Delete.
17998 (handle_epilogue_set): Likewise.
17999 (update_epilogue_consts): Likewise.
18000 (emit_equiv_load): Likewise.
18001 (thread_prologue_and_epilogue_insns): Remove support for Return with
18002 Depressed Stack Pointer.
18003 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18005 2008-04-06 Richard Guenther <rguenther@suse.de>
18007 PR tree-optimization/35400
18008 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18009 information from SSA_NAMEs.
18011 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18013 * config/avr/avr.h (avr_mega_p): Remove declaration.
18014 (AVR_MEGA): Remove macro.
18015 * config/avr/avr.c (avr_mega_p): Remove variable.
18016 (avr_override_options): Remove inicializion of avr_mega_p.
18017 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18018 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18019 (avr_jump_mode): (Ditto.).
18020 (avr_output_progmem_section_asm_op): (Ditto.).
18021 (avr_asm_init_sections): (Ditto.).
18022 (avr_asm_init_sections): (Ditto.).
18023 (avr_rtx_costs): (Ditto.).
18024 * config/avr/avr.md: (Ditto.).
18025 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18028 2008-04-06 Richard Guenther <rguenther@suse.de>
18030 PR tree-optimization/35842
18031 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18032 is_gimple_invariant_address.
18034 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18036 * gcc.c (default_compilers): Sync Fortran extensions list with
18037 that in fortran/lang-specs.h.
18038 * doc/invoke.texi: Likewise.
18039 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18040 * dwarf2out.c (gen_compile_unit_die): Likewise.
18042 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18044 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18046 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18049 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18050 attribute is used for nested functions.
18052 2008-04-05 Jan Hubicka <jh@suse.cz>
18054 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18056 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18058 (dump_files): Update.
18059 (enable_rtl_dump_file): Do not accept letter argument.
18060 * tree-pass.h (dump_file_info): Remove letter argument.
18061 * toplev.c (decode_d_option): Update -da handling.
18062 * toplev.h (enable_rtl_dump_file): Update prototype.
18063 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18064 it out based on pass type.
18065 (register_dump_files_1): Likewise.
18066 (init_optimization_passes): Update register_one_dump_file calls.
18067 (execute_one_pass): Sanity check that IPA passes are called at IPA
18068 level and RTL passes at RTL level.
18069 (execute_pass_list): IPA pass can not be after or subpass of
18071 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18072 disallov RTL subpasses of IPA subpasses.
18074 2008-04-05 Ben Elliston <bje@au.ibm.com>
18076 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18077 builtins that return exactly once and do not throw. Cache call to
18080 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18082 PR rtl-optimization/34916
18083 PR middle-end/35519
18084 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18085 between instruction pairs.
18087 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18089 * doc/invoke.texi: Document -mbitops for SH.
18090 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18091 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18092 * config/sh/sh.c (print_operand): Add %t operand code.
18093 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18094 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18095 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18096 (extendqihi2): Likewise.
18097 (movqi_i): Likewise.
18098 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18099 (extv): Use bld instruction for SH2A if possible.
18101 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18102 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18103 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18104 (bset.b, bclr.b): Define peepholes.
18105 * config/sh/sh.opt (mbitops): New option.
18107 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18110 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18111 and view convert expression.
18113 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18116 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18118 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18120 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18122 * config/i386/cpuid.h (bit_AES): New.
18123 (bit_PCLMUL): Likewise.
18125 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18126 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18127 SSE2 if AES or PCLMUL is enabled.
18128 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18129 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18130 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18131 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18132 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18133 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18134 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18135 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18136 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18137 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18138 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18139 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18140 __builtin_ia32_aeskeygenassist128 and
18141 __builtin_ia32_pclmulqdq128.
18142 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18143 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18144 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18146 * config/i386/i386.h (TARGET_AES): New.
18147 (TARGET_PCLMUL): Likewise.
18148 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18150 * config/i386/i386.md (UNSPEC_AESENC): New.
18151 (UNSPEC_AESENCLAST): Likewise.
18152 (UNSPEC_AESDEC): Likewise.
18153 (UNSPEC_AESDECLAST): Likewise.
18154 (UNSPEC_AESIMC): Likewise.
18155 (UNSPEC_AESKEYGENASSIST): Likewise.
18156 (UNSPEC_PCLMUL): Likewise.
18158 * config/i386/i386.opt (maes): New.
18159 (mpclmul): Likewise.
18161 * config/i386/sse.md (aesenc): New pattern.
18162 (aesenclast): Likewise.
18163 (aesdec): Likewise.
18164 (aesdeclast): Likewise.
18165 (aesimc): Likewise.
18166 (aeskeygenassist): Likewise.
18167 (pclmulqdq): Likewise.
18169 * config/i386/wmmintrin.h: New.
18171 * doc/extend.texi: Document AES and PCLMUL built-in function.
18173 * doc/invoke.texi: Document -maes and -mpclmul.
18175 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18177 * function.c (free_after_parsing): Replace with
18178 cxx_push_function_context from C++ front-end.
18179 (allocate_struct_function): Don't call langhook.
18180 * langhooks.h (struct lang_hooks_for_functions): Delete.
18181 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18183 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18184 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18185 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18186 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18187 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18188 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18189 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18191 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18192 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18194 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18197 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18200 2008-04-04 Richard Guenther <rguenther@suse.de>
18202 PR middle-end/35823
18203 * fold-const.c (optimize_minmax_comparison): Use the correct
18204 type for the constant in the simplified comparison.
18206 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18208 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18209 Pass L2 size as "--param l2-cache-size" to the compiler.
18210 (decode_l2_cache): New function to decode L2 cache parameters using
18211 0x8000006 extended cpuid function.
18212 (detect_caches_amd): Determine parameters of L2 cache using
18213 decode_l2_caches function.
18214 (decode_caches_intel): Decode L2 cache parameters.
18215 (detect_caches_intel): Determine L2 cache parameters using
18216 decode_caches_intel and decode_l2_caches functions.
18218 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18220 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18221 secondary input reload for subword loads from the constant pool.
18223 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18226 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18227 constants of the appropriate size for runtime calculations.
18230 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18231 decimal-float literal constant zero.
18233 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18236 * c-parser.c (c_parser_omp_atomic): Call
18237 default_function_array_conversion on the RHS.
18239 PR middle-end/35818
18240 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18241 call is_variable_sized if decl has incomplete type.
18243 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18245 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18247 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18249 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18251 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18252 (sgt<u>): Merge sgt and sgtu into new expander.
18253 (sgt, sgtu): Remove expanders.
18254 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18255 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18256 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18257 *sgtu_<mode>_mips16 into new pattern.
18258 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18259 (sge<u>): Merge sge and sgeu into new expander.
18260 (sge, sgeu): Remove expanders.
18261 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18263 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18264 (slt<u>): Merge slt and sltu into new expander.
18265 (slt, sltu): Remove expanders.
18266 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18267 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18268 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18269 *sltu_<mode>_mips16 into new pattern.
18270 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18271 (sle<u>): Merge sle and sleu into new expander.
18272 (sle, sleu): Remove expanders.
18273 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18274 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18275 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18276 *sleu_<mode>_mips16 into new pattern.
18277 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18279 2008-04-03 Jan Hubicka <jh@suse.cz>
18281 PR tree-optimization/35795
18282 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18283 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18284 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18285 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18286 * score/score3.c (score3_output_mi_thunk): Likewise.
18287 * score/score7.c (score7_output_mi_thunk): Likewise.
18288 * mips/mips.c (mips_output_mi_thunk): Likewise.
18290 2008-04-03 Richard Guenther <rguenther@suse.de>
18292 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18293 conversions. Simplify code.
18295 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18297 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18299 2008-04-03 Tom Tromey <tromey@redhat.com>
18300 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18302 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18303 * config/bfin/t-bfin-linux (generated_files): Add
18304 linux-sysroot-suffix.h.
18305 * doc/install.texi (Prerequisites): Require make 3.80.
18306 * doc/sourcebuild.texi (Front End Directory): Document new
18308 * Makefile.in (generated_files): New variable.
18309 (ALL_HOST_OBJS): New variable.
18310 ($(ALL_HOST_OBJS)): New target.
18312 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18314 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18315 (remap_block): Call id->transform_lang_insert_block instead
18317 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18318 Set id.transform_lang_insert_block to NULL.
18319 (clone_body): Move to cp/optimize.c
18320 * tree-inline.h (struct copy_body_data): Change
18321 transform_lang_insert_block to function pointer.
18322 (copy_generic_body, copy_decl_no_change): Export.
18323 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18324 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18325 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18327 * c-tree.h (insert_block): Kill.
18328 * c-decl.c (insert_block): Kill.
18330 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18332 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18333 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18334 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18336 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18337 argument, call {push,pop}_function_context from here.
18338 * c-parser.c: Use c_{push,pop}_function_context.
18340 * function.c (push_function_context_to): Move meat ...
18341 (push_function_context): ... here. Simplify.
18342 * function.c (pop_function_context_from): Move meat ...
18343 (pop_function_context): ... here. Simplify.
18344 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18346 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18347 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18348 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18349 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18351 2008-04-03 Ben Elliston <bje@au.ibm.com>
18353 * expmed.c (extract_force_align_mem_bit_field): Remove.
18355 2008-04-03 Richard Guenther <rguenther@suse.de>
18357 PR middle-end/35800
18358 * expr.h (try_casesi): Adjust prototype.
18359 * expr.c (try_casesi): Take fallback label as extra parameter.
18360 Use that for gen_casesi if default_label is NULL.
18361 * stmt.c (expand_case): Pass fallback label to try_casesi,
18362 make sure to fill gaps with a fallback label if default_label
18365 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18368 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18370 2008-04-03 Ben Elliston <bje@au.ibm.com>
18372 * expmed.c (extract_split_bit_field): Remove if (0) code.
18373 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18374 (do_ds_constraint): Likewise.
18376 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18378 * doc/cppopts.texi (-dU): Document.
18379 * c-common.h (flag_dump_macros): Update comment.
18380 * c-opts.c (handle_OPT_d): Handle -dU.
18381 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18382 dump_queued_macros, cb_used_define, cb_used_undef): New.
18383 (init_pp_output): Handle -dU.
18384 (cb_line_change): Call dump_queued_macros.
18385 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18387 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18389 * config/avr/predicates.md (io_address_operand): New predicate.
18390 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18391 * config/avr/avr.c (avr_io_address_p): Remove function.
18392 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18393 'avr_io_address_p' function.
18394 (out_movhi_r_mr): (Ditto.).
18395 (out_movqi_mr_r): (Ditto.).
18396 (out_movhi_mr_r): (Ditto.).
18397 (avr_address_cost): (Ditto.).
18399 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18401 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18402 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18403 in 32bit mode when XMM registers are available to avoid store
18405 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18406 corresponding post-reload splitters.
18408 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18410 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18411 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18412 __builtin_ia32_roundss.
18413 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18414 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18415 __builtin_ia32_roundss.
18416 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18417 IX86_BUILTIN_SHUFPD here.
18419 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18421 * config/i386/i386.md (plogic): New.
18422 (plogicprefix): Likewise.
18424 * config/i386/mmx.md (mmx_<code><mode>3): New.
18425 (mmx_and<mode>3): Removed.
18426 (mmx_ior<mode>3): Likewise.
18427 (mmx_xor<mode>3): Likewise.
18429 * config/i386/sse.md (<code><mode>3): New.
18430 (*<code><mode>3): Likewise.
18431 (*<code><mode>3): Likewise.
18432 (<code><mode>3): Likewise.
18433 (*sse_<code><mode>3): Likewise.
18434 (*sse2_<code><mode>3): Likewise.
18435 (<code>tf3): Likewise.
18436 (*<code>tf3): Likewise.
18437 (and<mode>3): Likewise.
18438 (*and<mode>3): Likewise.
18439 (ior<mode>3): Removed.
18440 (*ior<mode>3): Likewise.
18441 (xor<mode>3): Likewise.
18442 (*xor<mode>3): Likewise.
18443 (*and<mode>3): Likewise.
18444 (*ior<mode>3): Likewise.
18445 (*xor<mode>3): Likewise.
18446 (and<mode>3): Likewise.
18447 (*sse_and<mode>3): Likewise.
18448 (*sse2_and<mode>3): Likewise.
18449 (andtf3): Likewise.
18450 (*andtf3): Likewise.
18451 (ior<mode>3): Likewise.
18452 (*sse_ior<mode>3): Likewise.
18453 (*sse2_ior<mode>3): Likewise.
18454 (iortf3): Likewise.
18455 (*iortf3): Likewise.
18456 (xor<mode>3): Likewise.
18457 (*sse_xor<mode>3): Likewise.
18458 (*sse2_xor<mode>3): Likewise.
18459 (xortf3): Likewise.
18460 (*xortf3): Likewise.
18462 2008-04-02 Richard Guenther <rguenther@suse.de>
18464 PR tree-optimization/14495
18465 PR tree-optimization/34793
18466 * tree-vrp.c (struct switch_update): New structure.
18467 (to_remove_edges, to_update_switch_stmts): New VECs.
18468 (simplify_switch_using_ranges): New function. Remove not taken
18469 case labels and edges.
18470 (simplify_stmt_using_ranges): Call it.
18471 (identify_jump_threads): Mark edges we have queued for removal
18472 so we don't thread them.
18473 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18475 * tree-cfg.c (group_case_labels): Deal with missing default label.
18476 (tree_verify_flow_info): Allow missing default label.
18477 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18478 (emit_case_nodes): Likewise.
18479 (expand_case): Do not rely on the default label to be present.
18480 * expr.c (try_casesi): Deal with NULL default_label.
18481 (do_tablejump): Likewise.
18483 2008-04-02 Richard Guenther <rguenther@suse.de>
18485 PR tree-optimization/14495
18486 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18487 SWITCH_EXPR here ...
18488 (vrp_visit_switch_stmt): ... but here (new function).
18489 (find_case_label_index): New helper function.
18490 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18492 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18494 * fwprop.c: Fix ISO-C99ism.
18496 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18499 * Makefile.in (objdir): Set it here.
18500 * configure.ac: Not here. Find dynamic linker characteristics.
18501 * exec-tool.in: Use them.
18502 * aclocal.m4: Regenerate.
18503 * configure: Regenerate.
18505 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18507 * expr.c (expand_var): Delete it.
18508 * expr.h (expand_var): Delete prototype.
18509 * function.c (expand_function_start): Use expand_decl instead.
18510 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18513 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18515 PR rtl-optimization/35542
18516 * fwprop.c (forward_propagate_and_simplify): Replace
18517 loc_reg_mentioned_in_p with reg_mentioned_p.
18519 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18521 PR rtl-optimization/35281
18522 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18523 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18524 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18525 (varying_mem_p): Move above propagate_rtx.
18526 (all_uses_available_at): Do not check MEMs.
18528 2008-04-02 Rafael EspÃndola <espindola@google.com>
18530 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18531 (register_edge_assert_for_2): Split the cond argument.
18532 (register_edge_assert_for_1): Adjust for the change in
18533 register_edge_assert_for_2.
18534 (register_edge_assert_for): Split the cond argument.
18535 (find_switch_asserts): Adjust for the change in
18536 register_edge_assert_for.
18538 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18540 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18541 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18542 offsets for 64-bit mingw.
18543 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18544 abi for x86_64-pc-mingw.
18546 2008-04-02 Richard Guenther <rguenther@suse.de>
18548 * tree-vrp.c (extract_range_from_assert): Make sure to not
18549 produce range min/max with TREE_OVERFOW set.
18550 If merging a anti-range and a range keep the anti-range if
18551 the range covers all values of the type.
18552 (register_edge_assert_for_2): Only allow sign-changing
18553 conversions in detecting canonical range checks. Also
18554 register an assert for the unsigned name if useful.
18556 PR tree-optimization/35787
18557 * tree-vrp.c (vrp_val_max): New function.
18558 (vrp_val_min): Likewise.
18559 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18560 (vrp_val_is_min): Likewise.
18561 (supports_overflow_infinity): Use vrp_val_{min,max}.
18562 (negative_overflow_infinity): Likewise.
18563 (positive_overflow_infinity): Likewise.
18564 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18565 (is_positive_overflow_infinity): Likewise.
18566 (is_overflow_infinity): Likewise.
18567 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18568 vrp_val_is_{min,max}.
18569 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18570 to ranges if possible. Avoid empty ranges.
18572 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18574 PR middle-end/35705
18575 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18576 the expression is a function address.
18578 2008-04-01 George Helffrich <george@gcc.gnu.org>
18580 PR fortran/35154, fortran/23057
18581 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18582 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18583 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18584 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18586 (dbxout_syms): Check for COMMON-based symbol and wrap in
18587 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18588 in bracket for efficiency.
18590 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18591 using DW_TAG_common_block + member offset.
18592 (add_pubname_string): New function.
18593 (dw_expand_expr): New function to find block name and offset for
18595 (common_check): New function to check whether symbol in Fortran COMMON.
18596 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18598 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18601 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18603 2008-04-02 Ben Elliston <bje@au.ibm.com>
18605 * config/v850/v850.md (casesi): Remove if (0) code.
18606 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18607 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18609 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18611 * config/i386/i386.md (rex64suffix): New mode attribute.
18612 (floathi<mode>2): Disable expander for SSE math.
18613 (*floathi<mode>2_1): New insn insn_and_split pattern.
18614 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18615 corresponding post-reload splitters.
18616 (*floathi<mode>2_i387): New macroized insn pattern.
18617 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18618 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18619 insn_and_split pattern.
18620 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18621 New macroized instruction patterns and corresponding post-reload
18623 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18624 and corresponding post-reload splitters.
18625 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18626 New macroized instruction patterns.
18627 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18628 macroized instruction patterns and corresponding post-reload splitters.
18629 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18630 corresponding post-reload splitters.
18631 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18632 New macroized instruction patterns.
18633 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18634 corresponding post-reload splitters.
18635 (*floatsi<mode>2_i387): New macroized instruction patterns.
18637 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18639 * config/i386/i386.md (smaxmin): New.
18640 (umaxmin): Likewise.
18641 (maxminiprefix): Likewise.
18642 (maxminfprefix): Likewise.
18643 (<code><mode>3): Likewise.
18644 (smin<mode>3): Removed.
18645 (smax<mode>3): Likewise.
18647 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18648 (mmx_<code>v4hi3): Likewise.
18649 (mmx_<code>v8qi3): Likewise.
18650 (mmx_smaxv2sf3): Removed.
18651 (mmx_sminv2sf3): Likewise.
18652 (mmx_umaxv8qi3): Likewise.
18653 (mmx_smaxv4hi3): Likewise.
18654 (mmx_uminv8qi3): Likewise.
18655 (mmx_sminv4hi3): Likewise.
18657 * config/i386/sse.md (<addsub><mode>3): New.
18658 (*<addsub><mode>3): Likewise.
18659 (<sse>_vm<addsub><mode>3): Likewise.
18660 (<maxmin><mode>3): Likewise.
18661 (*<maxmin><mode>3_finite): Likewise.
18662 (*<maxmin><mode>3): Likewise.
18663 (<sse>_vm<maxmin><mode>3): Likewise.
18664 (sse3_h<addsub>v4sf3): Likewise.
18665 (sse3_h<addsub>v2df3): Likewise.
18666 (<maxmin>v16qi3): Likewise.
18667 (*<maxmin>v16qi3): Likewise.
18668 (<maxmin>v8hi3): Likewise.
18669 (*<maxmin>v8hi3): Likewise.
18670 (*sse4_1_<maxmin><mode>3): Likewise.
18671 (*sse4_1_<maxmin><mode>3): Likewise.
18672 (add<mode>3): Removed.
18673 (*add<mode>3): Likewise.
18674 (<sse>_vmadd<mode>3): Likewise.
18675 (sub<mode>3): Likewise.
18676 (*sub<mode>3): Likewise.
18677 (<sse>_vmsub<mode>3): Likewise.
18678 (smin<mode>3): Likewise.
18679 (*smin<mode>3_finite): Likewise.
18680 (*smin<mode>3): Likewise.
18681 (<sse>_vmsmin<mode>3): Likewise.
18682 (smax<mode>3): Likewise.
18683 (*smax<mode>3_finite): Likewise.
18684 (*smax<mode>3): Likewise.
18685 (<sse>_vmsmax<mode>3): Likewise.
18686 (sse3_haddv4sf3): Likewise.
18687 (sse3_haddv2df3): Likewise.
18688 (sse3_hsubv4sf3): Likewise.
18689 (sse3_hsubv2df3): Likewise.
18690 (umaxv16qi3): Likewise.
18691 (*umaxv16qi3): Likewise.
18692 (smaxv8hi3): Likewise.
18693 (*smaxv8hi3): Likewise.
18694 (*sse4_1_smax<mode>3): Likewise.
18695 (*sse4_1_umax<mode>3): Likewise.
18696 (uminv16qi3): Likewise.
18697 (*uminv16qi3): Likewise.
18698 (sminv8hi3): Likewise.
18699 (*sminv8hi3): Likewise.
18700 (*sse4_1_smin<mode>3): Likewise.
18701 (*sse4_1_umin<mode>3): Likewise.
18703 2008-04-01 Rafael EspÃndola <espindola@google.com>
18705 * tree-cfg.c (verify_expr): remove in_phi.
18706 (verify_stmt): Don't call walk_tree with verify_expr. Use
18707 is_gimple_min_invariant instead of is_gimple_val.
18709 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18711 * doc/include/gpl_v3.texi: Update for manpage generation.
18712 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18714 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18715 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18716 gpl_v3.texi instead of gpl.texi.
18719 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18722 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18724 2008-04-01 Rafael EspÃndola <espindola@google.com>
18726 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18727 (extract_code_and_val_from_cond): Use
18728 extract_code_and_val_from_cond_with_ops.
18730 2008-04-01 Jan Hubicka <jh@suse.cz>
18732 * function.c (free_after_compilation): Free epilogue_delay_list.
18733 (prepare_function_start): Assert that previous compilation was freed.
18735 2008-04-01 Jan Hubicka <jh@suse.cz>
18736 Jim Wilson <wilson@tuliptree.org>
18737 Andreas Tobler <andreast@gcc.gnu.org>
18739 PR middle-end/35781
18740 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18741 rtl.emit instead cfun->emit.
18742 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18743 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18745 2008-04-01 Ben Elliston <bje@au.ibm.com>
18747 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18749 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18751 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18753 (fprofile-use): Add var flag_profile_use
18754 * coverage.c (coverage_begin_output): Do not open a gcno file for
18755 output only if -ftest-coverage is set.
18756 Do not add getpwd() to gcda file path.
18757 (build_gcov_info): Check the new flag
18758 flag_profile_datafile_relative_path.
18759 (coverage_init): Use profile_data_prefix.
18760 Read profile counter only if flag_profile_use is set.
18761 * opts.c (common_handle_option): New option fprofile-use=,
18762 fprofile-dir=, fprofile-generate=.
18763 * toplev.c (profile_data_prefix): New variable definition.
18764 * toplev.h (profile_data_prefix): New declaration.
18765 * doc/invoke.tex (Option Summary, Optimization Options):
18768 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18770 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18771 use tmp consistently.
18774 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18775 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18776 UNSPEC_FR_RECIP_APPROX_RES.
18777 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18779 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18782 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18784 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18786 PR middle-end/30186
18787 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18788 element of the vector via a pointer.
18790 2008-03-31 Ian Lance Taylor <iant@google.com>
18792 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18794 2008-03-31 Jan Hubicka <jh@suse.cz>
18796 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18797 get_arg_pointer_save_area.
18798 * expr.c (init_expr): Just clear out rtl.expr.
18799 * function.c (free_after_compilation): Clear out whole RTL structure.
18800 (get_func_frame_size): Merge into ...
18801 (get_frame_size): ... this one.
18802 (assign_stack_local_1): Merge into ...
18803 (assign_stack_local): ... this one.
18804 (expand_function_end): Update call of get_arg_pointer_save_area.
18805 (get_art_pointer_save_area): Remove cfun argument.
18806 * function.h (emit_status): regno_pointer_align does not need length
18807 attribute. Move x_regno_reg_rtx to ...
18808 (regno_reg_rtx): ... new global array.
18809 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18810 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18811 apply_args_value, forced_labels, stack_pointer_delta):
18813 (struct varasm_status): Move here from varasm.c
18814 (struct rtl_data): New. Move here some fields from struct function.
18815 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18816 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18817 used_temp_slots avail_temp_slots, temp_slot_level,
18818 nonlocal_goto_handler_labels): Update accesstors.
18819 (rtl): New global variable.
18820 (struct function): Move some fileds to rtl_data.
18821 (get_arg_pointer_save_area): Update prototype.
18822 * emit-rtl.c (rtl): Declare.
18823 (regno_reg_rtx): Declare.
18824 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18826 (gen_reg_rtx): Update.
18827 (init_virtual_regs): Do not tate emit_status argument.
18828 (init_emit): Do not allocate emit.
18829 * varasm.c (varasm_statuc): Move to function.h.
18830 (n_deferred_constatns): Update accestor.
18831 (init_varasm_status): Do not allocate varasm_status.
18832 (force_const_mem, get_pool_size, output_constant_pool): Update.
18833 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18834 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18836 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18838 PR rtl-optimization/35729
18839 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18842 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18845 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18846 load/store if memory is unaligned.
18847 (*movti_rex64): Likewise.
18849 * config/i386/predicates.md (misaligned_operand): New.
18851 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18854 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18857 2008-03-31 Jan Beulich <jbeulich@novell.com>
18859 * config/ia64/constraints.md: Add 'j' constraint.
18860 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18861 (movdi_internal): Likewise.
18863 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18866 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18868 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18872 proper error message for the third argument on blendpd and
18875 * config/i386/sse.md (blendbits): New.
18876 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18878 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18880 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18882 2008-03-30 Richard Guenther <rguenther@suse.de>
18884 PR middle-end/31023
18885 * fold-const.c (fold_sign_changed_comparison): Do leave
18886 conversions to base-types alone.
18888 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18890 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18891 the link register if one altivec register is be saved.
18893 2008-03-30 Ben Elliston <bje@au.ibm.com>
18895 * final.c (final_scan_insn): Remove if (0) code.
18897 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18899 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18901 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18903 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18904 of V4SFmode to ix86_binary_operator_ok.
18906 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18908 * config/i386/i386.c (override_options): Initialize
18909 ix86_veclib_handler to ix86_veclibabi_svml when
18910 -mveclibabi=svml is used.
18911 (ix86_veclibabi_svml): New function for SVML ABI style
18912 vectorization support.
18913 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18915 2008-03-28 Rafael EspÃndola <espindola@google.com>
18917 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18918 (tree_binary_nonnegative_warnv_p): Make it public.
18919 (tree_single_nonnegative_warnv_p): Make it public.
18920 (tree_invalid_nonnegative_warnv_p): Make it public.
18921 (tree_unary_nonzero_warnv_p): Make it public.
18922 (tree_binary_nonzero_warnv_p): Make it public
18923 (tree_single_nonzero_warnv_p): Make it public.
18924 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18925 (extract_range_from_binary_expr): Split the expr argument.
18926 (extract_range_from_unary_expr): Split the expr argument.
18927 (extract_range_from_comparison): Split the expr argument.
18928 (extract_range_from_expr): Use the new aux functions.
18929 (vrp_evaluate_conditional_warnv): Use
18930 vrp_evaluate_conditional_warnv_with_ops.
18931 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18932 (tree_binary_nonzero_warnv_p): Declare.
18933 (tree_single_nonzero_warnv_p): Declare.
18934 (tree_expr_nonzero_warnv_p): Declare.
18935 (tree_unary_nonnegative_warnv_p): Declare.
18936 (tree_binary_nonnegative_warnv_p): Declare.
18937 (tree_single_nonnegative_warnv_p): Declare.
18938 (tree_invalid_nonnegative_warnv_p): Declare.
18940 2008-03-28 Richard Guenther <rguenther@suse.de>
18942 PR tree-optimization/30317
18943 PR tree-optimization/30911
18944 PR tree-optimization/34793
18945 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18946 (struct assert_locus_d): New member EXPR.
18947 (register_new_assert_for): Add EXPR parameter to support
18948 ASSERT_EXPR <name, expr OP limit>.
18949 (register_edge_assert_for_1): Adjust callers.
18950 (find_assert_locations): Likewise.
18951 (process_assert_insertions_for): Build condition from expression.
18952 (extract_range_from_assert): Handle ASSERT_EXPRs
18953 of the form ASSERT_EXPR <name, expr OP limit>.
18954 (register_edge_assert_for_2): New helper registering
18955 asserts for comparisons. Recognize range tests of the form
18956 (unsigned)i - CST1 OP CST2.
18957 (register_edge_assert_for_1): Use it.
18958 (register_edge_assert_for): Likewise.
18959 (needs_overflow_infinity): Integer sub-types
18960 do not need overflow infinities.
18961 (vrp_val_is_max): The extreme values of integer sub-types
18962 are those of the base type.
18963 (vrp_val_is_min): Likewise.
18964 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18967 2008-03-28 Nick Clifton <nickc@redhat.com>
18970 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18971 Return GENERAL_REGS for stack adjustment reloads.
18973 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18976 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18977 const_vector when all the vectors are constant.
18979 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18981 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18983 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18984 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18986 (s<code>_sf): Use new scc_sf attribute for opcode names.
18988 2008-03-27 Tom Tromey <tromey@redhat.com>
18990 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18991 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18992 config/spu/t-spu-elf, config/i386/t-interix,
18993 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18994 config/i386/x-darwin, config/i386/x-mingw32,
18995 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18996 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18997 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18998 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18999 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19000 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19001 config/score/t-score-elf, config/arm/t-strongarm-pe,
19002 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19003 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19004 Revert automatic dependency patch.
19006 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19009 * config/i386/i386.c (ix86_function_arg_boundary): Align
19010 decimal floating point to its natural boundary.
19012 2008-03-27 Richard Guenther <rguenther@suse.de>
19014 PR middle-end/35716
19015 * fold-const.c (fold_comparison): Restrict distinct decl
19016 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19017 solely rely on operand_equal_p.
19019 2008-03-27 Richard Guenther <rguenther@suse.de>
19022 * c-common.c (handle_weak_attribute): Reject combination of
19025 2008-03-27 Richard Guenther <rguenther@suse.de>
19027 PR tree-optimization/32810
19028 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19029 conversions from DECL_INITIAL.
19030 (fold_const_aggregate_ref): Likewise from constructor elements.
19032 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19034 * tree-affine.h (aff_combination_expand): Declare.
19035 (get_inner_reference_aff): Likewise.
19036 * tree-affine.c (aff_combination_expand): Split out from
19037 tree_to_aff_combination_expand.
19038 (get_inner_reference_aff): New function.
19039 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19040 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19041 (struct lim_aux_data): sm_done field removed.
19042 (mem_ref_loc_p, mem_ref_locs_p): New types.
19043 (struct mem_ref): Added id, stored, accesses_in_loop,
19044 indep_loop, dep_loop, indep_ref, dep_ref fields.
19045 Removed is_stored, locs and next fields.
19046 (memory_accesses): New variable.
19047 (movement_possibility): Do not allow moving statements
19048 that store to memory.
19049 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19051 (determine_max_movement): For statements with memory references,
19052 find the outermost loop in that the reference is independent.
19053 (move_computations_stmt): Mark the virtual operands for renaming.
19054 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19055 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19056 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19057 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19058 create_vop_ref_mapping, analyze_memory_references,
19059 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19060 get_all_locs_in_loop, ref_always_accessed_p,
19061 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19062 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19063 store_motion_loop, store_motion): New functions.
19064 (struct vop_to_refs_elt): New type.
19065 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19066 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19067 (schedule_sm): Replaced by...
19068 (execute_sm): ... this.
19069 (determine_lsm_ref, hoist_memory_references,
19070 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19071 find_more_ref_vops, free_mem_ref, free_mem_refs,
19072 determine_lsm_loop, determine_lsm): Removed.
19073 (tree_ssa_lim_finalize): Free data structures used by store motion.
19074 (tree_ssa_lim): Call analyze_memory_references. Use
19075 store_motion instead of determine_lsm.
19077 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19079 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19080 rename tmake_file to m68hc11/t-m68hc11.
19081 (mcore): Set inhibit_libc to true.
19082 * config.host (alpha*-dec-*vms*): Set extra_programs.
19083 (interix3*): Don't use host_xmake_file.
19084 * configure.ac: Let config.gcc override inhibit_libc.
19085 * configure: Regenerate.
19087 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19088 * config/t-openbsd-thread: Remove commented out lines.
19090 * config/x-interix: Remove.
19092 * config/m68hc11/t-m68hc11-gas: Rename to...
19093 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19095 * config/mcore/t-mcore: Remove T_CFLAGS.
19096 * config/mcore/t-mcore-pe: Likewise.
19098 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19100 * configure.ac: Replace custom __GNU_SOURCE test with
19101 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19102 * aclocal.m4: Regenerate.
19103 * configure: Regenerate.
19104 * config.in: Regenerate.
19106 2008-03-27 Richard Guenther <rguenther@suse.de>
19108 * fold-const.c (target.h): Include.
19109 (fold_comparison): Fold comparison of addresses of decls
19110 that bind locally or of constants. Consolidate address folding code.
19111 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19112 results from fold_binary_to_constant.
19113 (compare_values_warnv): Likewise.
19115 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19117 PR middle-end/35429
19118 * fold-const.c (fold_truthop): Check for integeral types when folding
19119 a == 0 && b == 0 and a != 0 || b != 0 .
19121 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19123 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19125 2008-03-26 Andreas Schwab <schwab@suse.de>
19127 * doc/invoke.texi: Fix use of @item vs. @itemx.
19129 2008-03-26 Tom Tromey <tromey@redhat.com>
19131 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19132 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19133 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19134 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19135 build/genconstants.o, build/genemit.o, build/genextract.o,
19136 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19137 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19140 2008-03-26 Richard Guenther <rguenther@suse.de>
19143 2008-03-26 Richard Guenther <rguenther@suse.de>
19145 * fold-const.c (target.h): Include.
19146 (fold_comparison): Fold comparison of addresses of two decls
19147 that bind locally. Consolidate address folding code.
19149 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19151 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19152 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19153 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19154 dconstsqrt2, dconstthird, dconste and/or dconst10.
19155 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19156 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19157 dconstsqrt2, dconste): Delete.
19158 (init_emit_once): Likewise. Simplify initializing dconstm1.
19160 * real.c (get_real_const): New.
19161 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19162 dconstsqrt2, dconste): Delete.
19163 (real_value_const, get_real_const): New.
19165 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19167 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19169 * config/i386/i386.c (ix86_function_arg_boundary): Check
19170 BIGGEST_ALIGNMENT instead of 128.
19171 (setup_incoming_varargs_64): Likewise.
19173 2008-03-26 Tom Tromey <tromey@redhat.com>
19175 * Makefile.in (DEPFILES): Add missing '/'.
19177 2008-03-26 Richard Guenther <rguenther@suse.de>
19179 * fold-const.c (target.h): Include.
19180 (fold_comparison): Fold comparison of addresses of two decls
19181 that bind locally. Consolidate address folding code.
19183 2008-03-26 Nick Clifton <nickc@redhat.com>
19186 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19187 not allow INT+INT as a legitimate addressing mode.
19189 2008-03-26 Richard Guenther <rguenther@suse.de>
19191 * tree-flow.h (widen_bitfield): Remove declaration.
19192 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19193 (widen_bitfield): Remove function.
19194 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19197 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19200 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19203 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19205 PR rtl-optimization/35232
19206 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19207 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19208 reg_reloaded_call_part_clobbered here.
19209 (reload_regs_reach_end_p): New function.
19210 (reload_reg_rtx_for_input): New variable.
19211 (reload_reg_rtx_for_output): Likewise.
19212 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19213 when reassigning a pseudo register. Load reloadreg from
19214 reload_reg_rtx_for_input, moving the mode and register
19216 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19217 instead of the original when deciding whether an input reload
19218 would be a no-op or whether an output reload can be deleted.
19219 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19220 when setting up new_spill_reg_store. Load it from
19221 reload_reg_rtx_for_output, moving the mode and register
19223 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19224 instead of the original when deciding whether an output reload
19225 would be a no-op. Do the same when modifying insn notes.
19226 Use rtx_equal_p instead of == to compare the registers.
19227 (inherit_piecemeal_p): Take a mode and two register numbers
19229 (emit_reload_insns): Clear new_spill_reg_store for every hard
19230 register in the reload register. Remove spill registers
19231 from reg_reloaded_valid before considering whether to record
19232 inheritance information for them. Use reload_reg_rtx_for_output
19233 instead of reg_rtx when recording output reloads. Use
19234 reload_reg_rtx_for_input instead of reg_rtx when recording
19235 input reloads. Set or clear reg_reloaded_call_part_clobbered
19236 at the same time as setting reg_reloaded_valid.
19237 (delete_output_reload): Add a new_reload_reg parameter and use it
19238 instead of rld[j].reg_rtx.
19239 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19242 2008-03-25 Tom Tromey <tromey@redhat.com>
19244 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19245 (build/genattr.o): Likewise.
19246 (build/genattrtab.o): Likewise.
19247 (build/gencodes.o): Likewise.
19248 (build/genconfig.o): Likewise.
19249 (build/genconstants.o): Likewise.
19250 (build/genemit.o): Likewise.
19251 (build/genextract.o): Likewise.
19252 (build/genflags.o): Likewise.
19254 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19256 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19257 instead of size_int for integer types.
19258 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19259 to match type of MINUS_EXPR.
19261 2008-03-25 Tom Tromey <tromey@redhat.com>
19263 * configure: Rebuilt.
19264 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19267 2008-03-25 Tom Tromey <tromey@redhat.com>
19269 * config/x-solaris (host-solaris.o): Update.
19270 * config/x-linux (host-linux.o): Update.
19271 * config/x-hpux (host-hpux.o): Update.
19272 * config/x-darwin (host-darwin.o): Update.
19273 * config/v850/t-v850e (v850-c.o): Update.
19274 * config/v850/t-v850 (v850-c.o): Update.
19275 * config/t-vxworks (vxworks.o): Update.
19276 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19277 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19278 * config/spu/t-spu-elf (spu-c.o): Update.
19280 * config/sh/t-symbian (sh-c.o): Update.
19281 (symbian.o): Update.
19282 * config/sh/t-sh (sh-c.o): Update.
19283 * config/score/t-score-elf (score7.o, score3.o): Update.
19284 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19285 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19286 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19287 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19288 (rs6000.o): Remove.
19289 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19290 * config/m32c/t-m32c (m32c-pragma.o): Update.
19291 * config/ia64/t-ia64 (ia64-c.o): Update.
19292 * config/i386/x-mingw32 (host-mingw32.o): Update.
19293 * config/i386/x-i386 (driver-i386.o): Update.
19294 * config/i386/x-darwin (host-i386-darwin.o): Update.
19295 * config/i386/x-cygwin (host-cygwin.o): Update.
19296 * config/i386/t-nwld (nwld.o): Update.
19297 * config/i386/t-netware (netware.o): Update.
19298 * config/i386/t-interix (winnt.o): Update.
19299 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19300 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19301 msformat-c.o): Update.
19302 * config/bfin/t-bfin-linux (generated_files): Add
19303 linux-sysroot-suffix.h.
19304 * config/arm/t-wince-pe (pe.o): Update.
19305 * config/arm/t-strongarm-pe (pe.o): Update.
19306 * config/arm/t-pe (pe.o): Update.
19307 * config/arm/t-arm (arm-c.o): Update.
19308 * doc/install.texi (Prerequisites): Require make 3.80.
19309 * Makefile.in: Remove .o targets.
19310 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19311 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19312 (simple_generated_h, simple_generated_c): Move earlier.
19313 (generated_files): New variable.
19314 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19315 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19316 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19317 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19318 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19319 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19320 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19321 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19322 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19323 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19324 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19325 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19327 (COMPILE.base, COMPILE): New variables.
19328 (%.o): New pattern rule.
19329 (ALL_HOST_OBJS): New variable.
19330 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19331 (dummy-checksum.o, cc1-checksum.o): Remove.
19332 (DRIVER_SHLIB): New variable.
19333 (DRIVER_DEFINES): Use it.
19334 (gencondmd.c): Move out of build/.
19335 (s-conditions): Update.
19336 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19337 (ALL_BUILD_OBJS): Likewise.
19338 (build/%.o): Use BUILDCOMPILE.
19339 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19340 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19341 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19342 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19343 build/genconfig.o, build/genconstants.o, build/genemit.o,
19344 build/genextract.o, build/genflags.o, build/genmddeps.o,
19345 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19346 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19347 build/gen-protos.o, build/scan.o, build/fix-header.o,
19348 build/scan-decls.o): Simplify.
19349 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19350 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19351 prefix.o, toplev.o): Reduce to variable setting.
19352 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19353 ($(out_object_file), gcc-options.o): New targets.
19354 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19355 * configure: Rebuilt.
19356 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19357 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19359 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19361 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19362 complain when we hit an error, return ERROR_MARK_NODE.
19364 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19366 * config/sh/constraints.md (Pso, Psz): New constraints.
19367 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19368 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19370 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19372 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19373 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19375 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19377 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19378 (prefetch_sh2a): New.
19380 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19381 Naveen.H.S <naveen.hs@kpitcummins.com>
19383 * config/sh/constraints.md (I28): New constraint.
19384 * config/sh/sh.c (broken_move): Add support for movi20s.
19385 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19387 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19388 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19389 Naveen.H.S <naveen.hs@kpitcummins.com>
19391 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19392 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19393 (print_operand): Handle resbank in %@ operand code.
19394 (sh_encode_section_info): New.
19395 (push_regs): Add conditions for resbank.
19396 (sh_expand_epilogue): Likewise.
19397 (sh_insert_attributes): Likewise.
19398 (sh_attribute_table): Likewise.
19399 (sh_handle_resbank_handler_attribute): New.
19400 (sh2a_handle_function_vector_handler_attribute): New.
19401 (sh2a_is_function_vector_call): New.
19402 (sh2a_get_function_vector_number): New.
19403 (sh2a_function_vector_p): New.
19404 (sh_cfun_resbank_handler_p): New.
19405 * config/sh/sh.md (calli): Emit jsr/n if possible.
19406 (calli_tbr_rel): New.
19407 (calli_pcrel): Emit jsr/n if possible.
19408 (return_i): Emit rts/n if possible.
19409 (call_valuei_tbr_rel): New.
19410 (call_valuei_pcrel): Add condition for SH2A target.
19411 (call_value): Likewise.
19412 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19413 (sh2a_get_function_vector_number): Likewise.
19414 (sh2a_is_function_vector_call): Likewise.
19415 * doc/extend.texi: Document TBR relative addressing of SH2A.
19416 (resbank): Add description for SH2A.
19418 2008-03-24 Richard Guenther <rguenther@suse.de>
19421 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19422 pointer assignments change conversions according to middle-end rules.
19423 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19424 * configure.ac: Include type checking in yes.
19425 * configure: Regenerate.
19427 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19429 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19430 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19432 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19434 * gthr-vxworks.h (UNUSED): Define.
19436 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19438 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19440 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19442 * doc/extend.texi (Function Attributes): Add missing comma in the
19443 example of the "alloc_size" attribute.
19445 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19448 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19450 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19453 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19456 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19457 of the underlying type of a MS bitfield layout to the natural
19458 alignment of the type.
19460 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19462 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19463 to their natural alignment to avoid store forwarding stalls.
19465 2008-03-22 Richard Guenther <rguenther@suse.de>
19467 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19468 For PHI nodes verify the address is invariant.
19469 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19470 (get_symbol_constant_value): Use is_gimple_min_invariant.
19471 (maybe_fold_stmt_indirect): Likewise.
19473 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19475 PR rtl-optimization/33927
19476 * Makefile.in (dse.o): Depend on $(TM_P_H).
19477 * expr.h (extract_low_bits): Declare.
19478 * expmed.c (extract_low_bits): New function.
19479 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19480 * dse.c: Include tm_p.h.
19481 (find_shift_sequence): Remove the read_reg argument and return the
19482 read value. Emit the instructions instead of returning them.
19483 Iterate on new_mode rather than calculating it each time.
19484 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19485 source to NEW_MODE and extract_low_bits to convert the shifted
19486 value to READ_MODE.
19487 (replace_read): Allow the load and store to have different mode
19488 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19489 or extraction instructions before trying the replacement. Update
19490 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19492 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19494 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19495 to their natural alignment to avoid store forwarding stalls.
19497 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19500 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19501 encouraging but not allowing gprs for input;
19502 change the input constraint to !f#r.
19503 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19505 change the output constraint to !f#r.
19507 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19510 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19511 corresponding post-reload splitters.
19512 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19513 when x87 FP math is selected.
19514 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19515 New function prototype.
19516 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19517 unreachable function to ease macroization of insn patterns.
19519 2008-03-21 Martin Jambor <mjambor@suse.cz>
19521 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19522 reference dumps if ddr is NULL or dependence is unknown.
19524 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19526 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19527 unsigned extension into account.
19528 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19529 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19530 Do computations on a scratch register.
19532 2008-03-21 Richard Guenther <rguenther@suse.de>
19534 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19535 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19536 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19537 * tree-ssa-dom.c (record_equality): Likewise.
19538 * tree-inline.c (copy_body_r): Likewise.
19539 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19542 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19544 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19545 as 'delete_unused' argument.
19547 2008-03-20 Richard Guenther <rguenther@suse.de>
19549 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19550 special casing of constant qualifiers.
19551 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19552 care about them in general.
19553 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19554 regardless of their type.
19555 (fold_stmt_r): Forcefully fold *& if we end up with that.
19557 2008-03-20 Paul Brook <paul@codesourcery.com>
19559 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19560 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19562 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19564 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19565 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19567 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19569 * common.opt (Wmudflap): New option.
19570 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19571 (mx_register_decls): Likewise.
19572 (mudflap_finish_file): Likewise.
19573 * doc/invoke.texi: Document -Wno-mudflap.
19575 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19577 * c-format.c (replace_format_name_to_system_name): New.
19578 (cmp_attribs): New.
19579 (convert_format_name_to_system_name): New.
19580 (decode_format_attr): Add use of convert_format_name_to_system_name.
19581 (format_types_orig): Add gnu_ prefix to names.
19582 (check_format_info_main): Special treating of \0 escaped names for
19583 supporting multi-character format specifiers as I32, I64.
19584 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19585 (gnu_target_overrides_format_attributes): New.
19586 * c-format.h: Add structure target_ovr_attr to hold
19587 system specific formatter names.
19588 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19589 msformat-c.o file to c_target_objs and cxx_target_objs.
19590 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19591 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19592 (TARGET_N_FORMAT_TYPES): New.
19593 * config/i386/msformat-c.c: New.
19594 * config/i386/t-cygming: Add build rule for msformat-c.o.
19595 * doc/extend.texi: Add new format names gnu_* and ms_* and
19597 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19599 2008-03-20 Ira Rosen <irar@il.ibm.com>
19601 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19602 optimizations turned on under -O3.
19603 (ftree-vectorize): Add that the flag is turned on with -O3.
19605 2008-03-20 Ben Elliston <bje@au.ibm.com>
19607 * regmove.c (try_auto_increment): Fix spelling error in comment.
19608 * final.c (final_scan_insn): Likewise.
19610 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19613 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19614 allocator preferences for "y" and "r" class registers.
19615 ("*mov<mode>_internal"): Ditto.
19616 ("*movv2sf_internal_rex64"): Ditto.
19617 ("*movv2sf_internal"): Ditto.
19619 2008-03-19 Michael Matz <matz@suse.de>
19621 PR middle-end/35616
19622 * calls.c (expand_call): Check overlap of arguments with call
19623 address for sibcalls.
19625 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19628 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19629 of the underlying type of a MS bitfield layout to the natural
19630 alignment of the type.
19632 2008-03-19 Jan Hubicka <jh@suse.cz>
19635 * toplev.c (decode_d_option): Handle all CPP flags.
19636 * tree-vrp.c: Update tree_pass descriptors.
19637 * regrename.c: Update tree_pass descriptors.
19638 * fwprop.c: Update tree_pass descriptors.
19639 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19640 * tree-into-ssa.c: Update tree_pass descriptors.
19641 * tree-dump.c: Update tree_pass descriptors.
19642 * tree-complex.c: Update tree_pass descriptors.
19643 * tree-dump.h: Update tree_pass descriptors.
19644 * see.c: Update tree_pass descriptors.
19645 * cgraphbuild.c: Update tree_pass descriptors.
19646 * tracer.c: Update tree_pass descriptors.
19647 * tree-loop-distribution.c: Update tree_pass descriptors.
19648 * cgraph.c: Update tree_pass descriptors.
19649 * postreload-gcse.c: Update tree_pass descriptors.
19650 * postreload.c: Update tree_pass descriptors.
19651 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19652 * tree-tailcall.c: Update tree_pass descriptors.
19653 * tree-pass.h (tree_opt_pass): Rename to ...
19654 (opt_pass) ... this one; add "type" field and remove letter field.
19655 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19656 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19657 all_lowering_passes): Update declaration.
19658 * ipa-cp.c: Update tree_pass descriptors.
19659 * final.c: Update tree_pass descriptors.
19660 * omp-low.c: Update tree_pass descriptors.
19661 * tree-ssa-dse.c: Update tree_pass descriptors.
19662 * ipa-reference.c: Update tree_pass descriptors.
19663 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19664 * auto-inc-dec.c: Update tree_pass descriptors.
19665 * reorg.c: Update tree_pass descriptors.
19666 * cgraphunit.c: Update tree_pass descriptors.
19667 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19668 * tree-ssa-ccp.c: Update tree_pass descriptors.
19669 * df-core.c: Update tree_pass descriptors.
19670 * mode-switching.c: Update tree_pass descriptors.
19671 * tree-nomudflap.c: Update tree_pass descriptors.
19672 * modulo-sched.c: Update tree_pass descriptors.
19673 * ipa-pure-const.c: Update tree_pass descriptors.
19674 * cse.c: Update tree_pass descriptors.
19675 * web.c: Update tree_pass descriptors.
19676 * tree-stdarg.c: Update tree_pass descriptors.
19677 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19678 * tree-ssa-dom.c: Update tree_pass descriptors.
19679 * tree-nrv.c: Update tree_pass descriptors.
19680 * tree-ssa-alias.c: Update tree_pass descriptors.
19681 * loop-init.c: Update tree_pass descriptors.
19682 * gimple-low.c: Update tree_pass descriptors.
19683 * ipa-inline.c: Update tree_pass descriptors.
19684 * tree-ssa-sink.c: Update tree_pass descriptors.
19685 * global.c: Update tree_pass descriptors.
19686 * ifcvt.c: Update tree_pass descriptors.
19687 * jump.c: Update tree_pass descriptors.
19688 * predict.c: Update tree_pass descriptors.
19689 * tree-ssa-loop.c: Update tree_pass descriptors.
19690 * recog.c: Update tree_pass descriptors.
19691 * dse.c: Update tree_pass descriptors.
19692 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19693 * tree-eh.c: Update tree_pass descriptors.
19694 * regmove.c: Update tree_pass descriptors.
19696 * function.c: Update tree_pass descriptors.
19697 * tree-vectorizer.c: Update tree_pass descriptors.
19698 * gcse.c: Update tree_pass descriptors.
19699 * ipa-type-escape.c: Update tree_pass descriptors.
19700 * tree-if-conv.c: Update tree_pass descriptors.
19701 * init-regs.c: Update tree_pass descriptors.
19702 * ipa.c: Update tree_pass descriptors.
19703 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19704 * rtl-factoring.c: Update tree_pass descriptors.
19705 * lower-subreg.c: Update tree_pass descriptors.
19706 * bt-load.c: Update tree_pass descriptors.
19707 * tree-dfa.c: Update tree_pass descriptors.
19708 * except.c: Update tree_pass descriptors.
19709 * emit-rtl.c: Update tree_pass descriptors.
19710 * cfgexpand.c: Update tree_pass descriptors.
19711 * tree-cfgcleanup.c: Update tree_pass descriptors.
19712 * cfgcleanup.c: Update tree_pass descriptors.
19713 * tree-ssa-pre.c: Update tree_pass descriptors.
19714 * tree-sra.c: Update tree_pass descriptors.
19715 * tree-mudflap.c: Update tree_pass descriptors.
19716 * tree-ssa-copy.c: Update tree_pass descriptors.
19717 * cfglayout.c: Update tree_pass descriptors.
19718 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19719 * tree-ssa-dce.c: Update tree_pass descriptors.
19720 * tree-ssa.c: Update tree_pass descriptors.
19721 * regclass.c: Update tree_pass descriptors.
19722 * integrate.c: Update tree_pass descriptors.
19723 * tree-optimize.c: Update tree_pass descriptors.
19724 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19725 * tree-object-size.c: Update tree_pass descriptors.
19726 * combine.c: Update tree_pass descriptors.
19727 * tree-outof-ssa.c: Update tree_pass descriptors.
19728 * bb-reorder.c: Update tree_pass descriptors.
19729 * stack-ptr-mod.c: Update tree_pass descriptors.
19730 * var-tracking.c: Update tree_pass descriptors.
19731 * tree-profile.c: Update tree_pass descriptors.
19732 * tree-vect-generic.c: Update tree_pass descriptors.
19733 * reg-stack.c: Update tree_pass descriptors.
19734 * sched-rgn.c: Update tree_pass descriptors.
19735 * tree-ssa-structalias.c: Update tree_pass descriptors.
19736 * tree-cfg.c: Update tree_pass descriptors.
19737 * passes.c (current_pass): Update declaration.
19738 (finish_optimization_passes): Update.
19739 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19740 (register_one_dump_file, register_dump_files_1, next_pass_1):
19742 (init_optimization_passes): Update handling of new types.
19743 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19744 * ipa-struct-reorg.c: Update tree_pass descriptors.
19745 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19746 * combine-stack-adj.c: Update tree_pass descriptors.
19747 * cfgrtl.c: Update tree_pass descriptors.
19748 * dce.c: Update tree_pass descriptors.
19749 * tree-ssanames.c: Update tree_pass descriptors.
19751 2008-03-19 Richard Guenther <rguenther@suse.de>
19753 PR middle-end/35609
19754 * tree-ssa.c (walk_data): New structure.
19755 (warn_uninitialized_var): If not always_executed warn with "maybe"
19757 (execute_early_warn_uninitialized): Compute post-dominators.
19758 Initialize always_executed before processing each basic block.
19760 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19763 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19764 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19766 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19768 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19770 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19772 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19774 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19775 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19776 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19777 target after ignore has been set, and move there also the commputation
19778 of subtarget and original_target.
19779 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19780 (LANG_HOOKS_INITIALIZER): Remove it.
19781 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19783 2008-03-18 Richard Guenther <rguenther@suse.de>
19785 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19786 found an expression with constants, note that in the VN for the lhs.
19787 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19788 fold them to constants if possible. Run cleanup_cfg if done so.
19789 (execute_pre): Return todo.
19790 (do_pre): Likewise.
19791 (execute_fre): Likewise.
19792 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19794 (get_prop_source_stmt): Look through pointer conversions.
19796 2008-03-18 Jan Hubicka <jh@suse.cz>
19798 * tree-pretty-print.c: Include predict.h.
19799 (dump_generic_node): Dump predictor.
19800 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19801 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19802 * gimple-low.c (lower_stmt): Likewise.
19803 * expr.c (expand_expr_real): Likewise.
19804 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19806 (build_predict_expr, build_predict_expr): New.
19807 * predict.h (predictor_name, build_predict_expr): Update.
19808 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19809 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19810 * predict.def (PRED_CONTINUE): Update hitrate.
19811 * tree.def (PREDICT_EXPR): Define.
19812 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19813 do not handle BIND_EXPR.
19814 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19815 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19816 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19819 2008-03-18 Michael Matz <matz@suse.de>
19821 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19823 2008-03-18 Richard Guenther <rguenther@suse.de>
19825 * tree-gimple.h (is_gimple_invariant_address): Declare.
19826 (is_gimple_constant): Likewise.
19827 * tree-gimple.c (is_gimple_constant): New function.
19828 (is_gimple_invariant_address): Likewise.
19829 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19830 and is_gimple_invariant_address.
19831 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19833 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19834 an addressable base.
19836 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19838 PR middle-end/35611
19839 * gimplify.c (gimplify_expr): Gimplify second operand of
19842 2008-03-17 Richard Guenther <rguenther@suse.de>
19844 PR tree-optimization/19637
19845 * fold-const.c (fold_unary): Remove restrictions of removing
19846 intermediate pointer-conversions (P2)(P1)P0.
19847 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19848 conversion to void pointer.
19849 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19851 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19854 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19855 emulated thread local variables.
19857 2008-03-16 Richard Guenther <rguenther@suse.de>
19859 PR middle-end/35607
19860 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19861 expand TREE_INVARIANT operations that are not gimple invariant.
19863 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19865 * doc/extend.texi (Alignment): Say that the ABI controls
19866 the __alignof__ for non-strict-alignment targets rather
19867 than being a recommendation.
19869 2008-03-15 Paul Brook <paul@codesourcery.com>
19871 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19873 (arm_output_fn_unwind): Mark functions that can not be unwound.
19875 2008-03-15 Paul Brook <paul@codesourcery.com>
19877 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19878 extension instructions.
19880 2008-03-15 Richard Guenther <rguenther@suse.de>
19882 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19883 and fold constant aggregate refs.
19884 (fold_const_aggregate_ref): Handle string constants
19885 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19886 (evaluate_stmt): Simplify now that ccp_fold folds constant
19889 2008-03-15 Paul Brook <paul@codesourcery.com>
19891 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19892 (extzv): Use gen_extzv_t2.
19893 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19895 2008-03-15 Richard Guenther <rguenther@suse.de>
19897 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19898 (fold_const_aggregate_ref): Likewise.
19899 (get_value): Return NULL if we don't have any values.
19900 (ccp_finalize): Set const_val to NULL after freeing it.
19901 * tree-flow.h (get_symbol_constant_value): Declare.
19902 (fold_const_aggregate_ref): Likewise.
19903 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19905 2008-03-15 Richard Guenther <rguenther@suse.de>
19907 PR middle-end/35593
19908 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19909 to not produce negative array indices if not allowed. Add
19910 parameter to indicate that.
19911 (maybe_fold_offset_to_component_ref): Allow negative array
19912 indices only for the first member of a structure.
19913 (maybe_fold_offset_to_reference): Allow negative array indices.
19914 (maybe_fold_stmt_addition): Likewise.
19916 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19917 Anatoly Sokolov <aesok@post.ru>
19919 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19920 (avr_arch): Add ARCH_AVR6.
19921 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19922 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19923 instead of fixed value 2.
19924 (print_operand_address): Use gs() asm specifier instead of pm().
19925 (avr_assemble_integer): (Ditto.).
19926 (avr_output_addr_vec_elt): (Ditto.).
19927 (print_operand): Handle "!" code.
19928 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19929 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19930 (AVR_HAVE_EIJMP_EICALL): Define.
19931 (AVR_3_BYTE_PC): Redefine.
19932 (AVR_2_BYTE_PC): (Ditto.).
19933 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19934 (LINK_SPEC): Add atmega2560 and atmega2561.
19935 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19937 * config/avr/avr.md (call_insn): Use eicall instead of icall
19938 for 3 byte PC devices.
19939 (call_value_insn): (Ditto.).
19940 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19941 (indirect_jump): Use only for for 2 byte PC devices.
19942 (*tablejump): (Ditto.).
19943 (*indirect_jump_avr6): Add insn.
19944 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19945 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19946 instead of ijmp for 3 byte PC devices.
19947 (__tablejump2__): (Ditto.).
19948 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19949 (MULITLIB_DIRNAMES): (Ditto.).
19950 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19952 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19954 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19955 "sse2_umulsidi3". Use V1DI mode for operand 0.
19956 ("mmx_psadbw"): Use V1DI mode for operand 0.
19957 * config/i386/i386-modes.def (V1SI): New vector mode.
19958 * config/i386/i386.c (struct builtin_description)
19959 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19960 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19961 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19962 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19963 v1di_ftype_v8qi_v8qi type.
19964 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19966 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19967 __builtin_ia32_pmuludq]: Fix the mode of return value.
19969 2008-03-15 Richard Guenther <rguenther@suse.de>
19971 PR middle-end/35595
19972 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19975 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19977 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19978 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19979 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19980 unless TARGET_SERIALIZE_VOLATILE is enabled.
19981 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19982 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19983 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19985 2008-03-14 Richard Guenther <rguenther@suse.de>
19987 PR tree-optimization/34172
19988 * tree-flow.h (refs_may_alias_p): Declare.
19989 (get_single_def_stmt): Likewise.
19990 (get_single_def_stmt_from_phi): Likewise.
19991 (get_single_def_stmt_with_phi): Likewise.
19992 * tree-dfa.c (refs_may_alias_p): New function.
19993 (get_single_def_stmt): Likewise.
19994 (get_single_def_stmt_from_phi): Likewise.
19995 (get_single_def_stmt_with_phi): Likewise.
19996 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19997 (vn_reference_lookup_1): New helper function.
19998 (vn_reference_lookup): Walk the virtual use-def chain to
19999 continue searching for a match if the def does not alias the
20000 reference we are looking for.
20002 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20004 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20005 archive and Perzl. Update The Written Word listing.
20007 2008-03-14 Richard Guenther <rguenther@suse.de>
20009 PR tree-optimization/34043
20010 PR tree-optimization/33989
20011 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20013 (bitmap_find_leader): Use extra argument to verify dominance
20014 relationship inside a basic-block.
20015 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20016 (find_leader_in_sets): Adjust.
20017 (create_component_ref_by_pieces): Take extra argument for
20018 dominance check, handle lookup failures.
20019 (find_or_generate_expression): Likewise.
20020 (create_expression_by_pieces): Likewise.
20021 (insert_into_preds_of_block): Adjust.
20022 (create_value_expr_from): If asked for, verify all operands
20023 are in the blocks AVAIL_OUT set.
20024 (make_values_for_stmt): Check for SSA_NAMEs that are life
20025 over an abnormal edge.
20026 (compute_avail): Remove such check.
20027 (do_SCCVN_insertion): New function.
20028 (eliminate): If we do not find a leader suitable for replacement
20029 insert a replacement expression from SCCVN if available.
20030 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20031 (struct vn_ssa_aux): Add needs_insertion flag.
20032 * tree-ssa-sccvn.c (may_insert): New global flag.
20033 (copy_reference_ops_from_ref): Value-number union member access
20034 based on its size, not type and member if insertion is allowed.
20035 (visit_reference_op_load): For a weak match from union type
20036 punning lookup a view-converted value and insert a SSA_NAME
20037 for that value if that is not found.
20038 (visit_use): Make dumps shorter. Do not disallow value numbering
20039 SSA_NAMEs that are life over an abnormal edge to constants.
20040 (free_scc_vn): Release inserted SSA_NAMEs.
20041 (run_scc_vn): New flag to specify whether insertion is allowed.
20042 Process SSA_NAMEs in forward order.
20043 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20044 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20045 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20046 pointer type to/from integral types that do not change the
20047 precision to regular conversions.
20049 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20051 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20052 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20053 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20054 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20055 input arguments and the mode of return value. Built-in functions
20056 that operate on whole 64-bit MMX register now use V1DI mode.
20058 2008-03-13 Alon Dayan <alond@il.ibm.com>
20059 Olga Golovanevsky <olga@il.ibm.com>
20061 PR tree-optimization/35041
20062 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20063 to locate the right position in a statement.
20065 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20069 * config/i386/xmmintrin.h: Change all static inline functions to
20070 extern inline and add __gnu_inline__ attribute.
20071 * config/i386/bmintrin.h: Ditto.
20072 * config/i386/smmintrin.h: Ditto.
20073 * config/i386/tmmintrin.h: Ditto.
20074 * config/i386/mmintrin-common.h: Ditto.
20075 * config/i386/ammintrin.h: Ditto.
20076 * config/i386/emmintrin.h: Ditto.
20077 * config/i386/pmmintrin.h: Ditto.
20078 * config/i386/mmintrin.h: Ditto.
20079 * config/i386/mm3dnow.h: Ditto.
20081 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20083 PR middle-end/35185
20084 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20085 (lower_omp_2): New function.
20086 (lower_omp_1, lower_omp): Rewritten.
20088 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20091 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20092 with the phrase "Microsoft Windows compilers".
20093 (Push/Pop Macro Pragmas): New subsection. Document
20094 #pragma push_macro and pragma pop_macro.
20096 2008-03-12 Paul Brook <paul@codesourcery.com>
20098 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20100 2008-03-12 Paul Brook <paul@codesourcery.com>
20102 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20103 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20104 (thumb2_addsi_shortim): Rename ...
20105 (thumb2_addsi_short): ... to this. Allow register operands.
20106 (thumb2_subsi_short): New pattern.
20107 (thumb2_one_cmplsi2_short,
20108 thumb2_negsi2_short): New patterns and peepholes.
20110 2008-03-12 Paul Brook <paul@codesourcery.com>
20112 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20114 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20116 * config/i386/i386.md (int_cond): New code iterator.
20118 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20119 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20120 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20121 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20122 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20123 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20124 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20125 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20127 2008-03-12 Paul Brook <paul@codesourcery.com>
20129 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20130 instead of {arm,thumb}_compute_save_reg_mask.
20131 (output_return_instruction): Ditto.
20132 (thumb_unexpanded_epilogue): Ditto.
20133 (thumb1_expand_prologue): Ditto.
20134 (thumb1_output_function_prologue): Ditto.
20135 (arm_set_return_address): Ditto.
20136 (thumb_set_return_address): Ditto.
20137 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20138 regs to achieve stack alignment.
20139 (thumb1_compute_save_reg_mask): Fix compiler warning.
20140 (arm_output_epilogue): Use offsets->saved_regs_mask.
20141 Adjust stack pointer by poping call clobered registers.
20142 (arm_expand_prologue): Use offsets->saved_regs_mask.
20143 Adjust stack pointer by pushing extra registers.
20144 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20146 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20149 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20150 conversion to the operands of a multiplication.
20152 2008-03-12 Richard Guenther <rguenther@suse.de>
20154 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20155 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20156 * timevar.def (TV_TREE_PHIPROP): Add.
20157 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20158 pass description. Use TV_TREE_PHIPROP.
20159 * tree-ssa-forwprop.c: Remove phiprop code.
20161 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20163 PR middle-end/35549
20164 * omp-low.c (maybe_lookup_decl): Constify first argument.
20165 (use_pointer_for_field): Change last argument from bool to
20166 omp_context *. Disallow shared copy-in/out in nested
20167 parallel if decl is shared in outer parallel too.
20168 (build_outer_var_ref, scan_sharing_clauses,
20169 lower_rec_input_clauses, lower_copyprivate_clauses,
20170 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20172 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20173 Ira Rosen <irar@il.ibm.com>
20175 * tree-vectorizer.c (free_stmt_vec_info): New function.
20176 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20177 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20178 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20179 * tree-vect-transform.c (vectorizable_conversion): Free
20180 vec_oprnds0 if it was allocated.
20181 (vect_permute_store_chain): Remove unused VECs.
20182 (vectorizable_store): Free VECs that are allocated in the..
20184 (vect_transform_strided_load, vectorizable_load): Likewise.
20185 (vect_remove_stores): Simplify the code.
20186 (vect_transform_loop): Move code to vect_remove_stores().
20187 Call vect_remove_stores() and free_stmt_vec_info().
20189 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20191 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20192 TARGET_HPUX. Revise comment.
20193 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20194 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20195 Use sr4 variant of `be' instruction when not generating PIC code.
20196 (attr_length_call): Adjust for above change.
20198 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20200 * ipa-reference.c (static_execute): Remove module_statics_const and
20201 associated setting code.
20203 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20206 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20207 predicate for operand 1.
20208 (paritysi2_cmp): Use register_operand predicate for operand 2.
20209 Use earlyclobber modifier for operand 1. Remove support for
20211 (paritydi2_cmp): Use register_operand predicate for operand 3.
20212 Use earlyclobber modifier for operand 1. Remove support for
20215 2008-03-11 Paul Brook <paul@codesourcery.com>
20216 Vladimir Prus <vladimir@codesourcery.com>
20218 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20219 (arm_compute_save_reg0_reg12_mask): Always
20220 check if register 11 must be saved. Always safe hard frame pointer
20221 when frame_pointer_needeed.
20222 (arm_compute_save_reg_mask): Save IP and PC
20223 only with apcs frames.
20224 (arm_output_epilogue): Adjust Thumb2 codepath to
20225 be also invoked and work for ARM non-apcs frames.
20226 (arm_expand_prologue): Don't bother saving IP
20227 for non-apcs frame, since it's not clobbered by
20228 prologue code. Implement non-apcs frame
20231 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20233 PR rtl-optimization/35281
20234 * expr.c (convert_move): Use a new pseudo for the intermediate
20235 from_mode->word_mode result.
20237 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20239 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20240 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20241 * toplev.c (compile_file): Don't call it.
20243 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20245 PR middle-end/35526
20246 * expr.c (store_expr): Call emit_block_move if the mode
20247 of "temp" RTX is BLKmode.
20249 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20250 Richard Guenther <rguenther@suse.de>
20252 PR tree-optimization/31358
20253 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20254 the step with a NULL_TREE.
20255 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20256 to sizetype if type is a pointer type.
20257 (add_candidate_1): Don't convert the base and step to
20258 the generic type if the orginal type is a pointer type.
20259 (add_iv_value_candidates): Use sizetype for the step
20260 if type is a pointer type.
20261 (cand_value_at): Likewise.
20262 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20264 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20265 Don't convert the tem affine to the type.
20266 (add_elt_to_tree): Use sizetype for the step if a pointer.
20267 Use POINTER_PLUS_EXPR for pointers.
20268 (aff_combination_to_tree): Use sizetype for the step if a
20271 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20273 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20274 Remove commutativity hint.
20276 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20280 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20281 errorneous type. Check that v is a VAR_DECL.
20283 PR middle-end/35099
20284 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20286 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20288 PR tree-optimization/35494
20289 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20290 may be overriden at link and run time.
20292 2008-03-10 Richard Guenther <rguenther@suse.de>
20294 PR tree-optimization/34677
20295 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20296 (poolify_tree): Likewise.
20297 (modify_expr_template): Likewise.
20298 (poolify_modify_stmt): Likewise.
20299 (insert_fake_stores): Handle all component-ref style stores
20300 in addition to INDIRECT_REF. Also handle complex types.
20301 Do not poolify the inserted load.
20302 (realify_fake_stores): Do not rebuild the tree but only
20303 make it a SSA_NAME copy.
20304 (init_pre): Remove initialzation of modify_expr_template.
20305 Do not allocate modify_expr_node_pool.
20306 (fini_pre): Do not free modify_expr_node_pool.
20308 2008-03-10 Paul Brook <paul@codesourcery.com>
20310 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20311 to avoid conflicts.
20313 2008-03-10 Paul Brook <paul@codesourcery.com>
20314 Mark Shinwell <shinwell@codesourcery.com>
20316 * config/arm/cortex-r4.md: New.
20317 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20319 * config/arm/arm.md: Include cortex-r4.md.
20320 (insn): Add smmls, sdiv and udiv values.
20321 (generic_sched): Don't use generic scheduling for Cortex-R4.
20322 (arm_issue_rate): New function.
20323 (TARGET_SCHED_ISSUE_RATE): Define.
20325 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20327 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20329 2008-03-10 Richard Guenther <rguenther@suse.de>
20331 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20332 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20334 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20336 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20337 Set default to true.
20339 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20341 * c.opt (Wsynth): Deprecate.
20342 * doc/invoke.texi (Option Summary, Warning Options): Document
20343 -Wno-format-contains-nul.
20345 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20348 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20349 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20351 2008-03-09 Ira Rosen <irar@il.ibm.com>
20353 * config/rs6000/rs6000.c (builtin_description): Rename vector
20354 left shift operations.
20355 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20356 (altivec_vsl<VI_char>): Rename to ...
20357 (ashl<mode>3): ... new name.
20358 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20360 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20362 2008-03-08 Richard Guenther <rguenther@suse.de>
20364 * coverage.h (tree_coverage_counter_addr): Declare.
20365 * coverage.c (tree_coverage_counter_addr): New function.
20366 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20367 before using again.
20368 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20369 (tree_gen_one_value_profiler): Likewise.
20370 (tree_gen_ic_profiler): Likewise.
20371 (tree_gen_average_profiler): Likewise.
20372 (tree_gen_ior_profiler): Likewise.
20374 2008-03-08 Richard Guenther <rguenther@suse.de>
20376 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20377 (vn_binary_op_insert): Likewise.
20378 (vn_unary_op_lookup): Likewise.
20379 (vn_unary_op_insert): Likewise.
20380 (vn_nary_op_lookup): Declare.
20381 (vn_nary_op_insert): Likewise.
20382 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20383 and binary hashes, use a single obstack for unary_op_pool
20384 and binary_op_pool.
20385 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20386 a single struct vn_nary_op_s. Store tree code length and
20387 a variable number of operands.
20388 (struct vn_reference_op_struct): Remove unused op2.
20389 (vn_reference_op_eq): Do not compare op2.
20390 (vn_reference_op_compute_hash): Do not compute hash of op2.
20391 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20392 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20393 with vn_nary_op_compute_hash.
20394 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20395 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20397 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20399 (visit_unary_op): Call nary functions.
20400 (visit_binary_op): Likewise.
20401 (process_scc): Adjust for struct vn_tables_s changes.
20402 (allocate_vn_table): Likewise.
20403 (free_vn_table): Likewise.
20404 * tree-vn.c (vn_add): Call nary functions.
20405 (vn_lookup): Likewise.
20407 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20410 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20411 wdst back after sync_compare_and_swapqhi_internal.
20413 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20416 * config/i386/i386-modes.def (V1DI): New vector mode.
20417 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20418 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20419 (MMXMODE248): Ditto.
20420 (MMXMODE): Add V1DI mode.
20421 (mmxvecsize): Change DI mode to V1DI mode.
20422 ("mov<mode>): Use MMXMODEI8 mode iterator.
20423 ("*mov<mode>_internal_rex64"): Ditto.
20424 ("*mov<mode>_internal"): Ditto.
20425 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20426 ("mmx_sub<mode>3"): Ditto.
20427 ("mmx_adddi3"): Remove insn pattern.
20428 ("mmx_subdi3"): Ditto.
20429 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20430 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20431 ("mmx_ashl<mode>3"): Ditto.
20432 ("mmx_lshrdi3"): Remove insn pattern.
20433 ("mmx_ashldi3"): Ditto.
20434 * config/i386/i386.c (classify_argument): Handle V1DImode.
20435 (function_arg_advance_32): Ditto.
20436 (function_arg_32): Ditto.
20437 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20438 mmx_addv1di3 insn pattern.
20439 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20440 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20441 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20442 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20443 Remove definitions of built-in functions.
20444 (V1DI_type_node): New node.
20445 (v1di_ftype_v1di_int): Ditto.
20446 (v1di_ftype_v1di_v1di): Ditto.
20447 (v2si_ftype_v2si_si): Ditto.
20448 (v4hi_ftype_v4hi_di): Remove node.
20449 (v2si_ftype_v2si_di): Ditto.
20450 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20451 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20452 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20453 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20454 Add new builtins using def_builtin_const.
20455 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20456 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20457 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20458 * config/i386/mmintrin.h (__v1di): New typedef.
20459 (_mm_add_si64): Cast arguments to __v1di type.
20460 (_mm_sub_si64): Ditto.
20461 (_mm_sll_pi16): Cast __count to __v4hi type.
20462 (_mm_sll_pi32): Cast __count to __v2si type.
20463 (_mm_sll_si64): Cast arguments to __v1di type.
20464 (_mm_srl_pi16): Cast __count to __v4hi type.
20465 (_mm_srl_pi32): Cast __count to __v2si type.
20466 (_mm_srl_si64): Cast arguments to __v1di type.
20467 (_mm_sra_pi16): Cast __count to __v4hi type.
20468 (_mm_sra_pi32): Cast __count to __v2si type.
20469 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20470 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20471 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20472 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20473 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20474 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20475 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20476 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20477 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20478 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20479 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20480 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20482 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20484 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20486 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20489 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20490 reg+const addressing for Altivec modes. Don't generate reg+reg
20491 addressing for TFmode or TDmode quantities.
20493 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20495 * c-common.c (vector_types_convertible_p): Call langhook
20496 instead of comptypes.
20498 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20501 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20502 integral and scalar float variables which have a
20505 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20507 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20508 dwarf_register_span hook when emitting unwind information for
20509 register-to-memory saves.
20510 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20511 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20513 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20515 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20516 for the same VAR_DECL.
20518 2008-03-06 Tom Tromey <tromey@redhat.com>
20520 * treelang: Delete.
20521 * doc/standards.texi (Standards): Don't mention treelang.
20522 * doc/invoke.texi (Overall Options): Don't mention treelang.
20523 * doc/install.texi (Prerequisites): Don't mention bison or
20525 (Configuration): Don't mention treelang.
20526 (Building): Likewise.
20527 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20529 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20531 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20532 word-extractions out of a multi-word object.
20534 2008-03-06 Richard Guenther <rguenther@suse.de>
20536 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20537 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20538 result type and precision.
20539 * expr.c (get_inner_reference): Set unsignedp based on the result
20540 type of BIT_FIELD_REF.
20541 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20542 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20543 (try_instantiate_multiple_fields): Likewise. Use the correct type
20545 (sra_build_assignment): Likewise.
20546 (sra_build_elt_assignment): Likewise.
20547 (sra_explode_bitfield_assignment): Likewise.
20548 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20549 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20550 set BIT_FIELD_REF_UNSIGNED.
20551 (vectorizable_load): Likewise.
20553 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20555 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20558 2008-03-06 Richard Guenther <rguenther@suse.de>
20560 * alias.c (struct alias_set_entry): Move has_zero_child field
20561 to pack with alias_set.
20563 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20565 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20568 2008-03-05 Ian Lance Taylor <iant@google.com>
20570 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20572 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20574 * fwprop.c (update_df): Support width and offset parameters of
20576 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20577 global_conflicts): Change DF_REF_EXTRACT to either
20578 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20579 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20580 * df-scan.c (df_ref_record, df_defs_record,
20581 df_ref_create_structure, df_def_record_1, df_uses_record,
20582 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20583 df_bb_refs_collect, df_entry_block_defs_collect,
20584 df_exit_block_uses_collect): Support new width and offset fields.
20585 (ref_extract_pool): New storage pool.
20586 (df_free_ref): New function.
20587 (df_reg_chain_unlink, df_free_collection_rec,
20588 df_sort_and_compress_refs): Call df_free_ref.
20589 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20591 (df_ref_create_structure): Allocate df_ref_extract if offset and
20592 width fields are used.
20593 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20594 (df_uses_record): Get offset and width from ZERO_EXTRACT
20596 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20597 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20598 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20599 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20600 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20601 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20602 (df_ref_extract): New structure.
20603 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20604 (df_ref_create): Add width and offset parameters.
20606 2008-03-05 Richard Guenther <rguenther@suse.de>
20608 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20609 Use ranges_overlap_p.
20610 (offset_overlaps_with_access): Rename
20611 to ranges_overlap_p and move ...
20612 * tree-flow-inline.h (ranges_overlap_p): ... here.
20614 * tree.h (get_inner_reference, handled_component_p): Update
20617 * tree.h (record_component_aliases, get_alias_set,
20618 alias_sets_conflict_p, alias_sets_must_conflict_p,
20619 objects_must_conflict_p): Move declarations ...
20620 * alias.h (record_component_aliases, get_alias_set,
20621 alias_sets_conflict_p, alias_sets_must_conflict_p,
20622 objects_must_conflict_p): ... here.
20623 Include coretypes.h.
20624 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20626 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20628 * cfg.c: Include tree-flow.h.
20629 (remove_edge_raw): Call redirect_edge_var_map_clear.
20630 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20631 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20632 (redirect_edge_var_map_result): New.
20633 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20634 PENDING_STMT use with redirect_edge_var_map_*.
20635 * tree-ssa.c (edge_var_maps): New definition.
20636 (redirect_edge_var_map_add): New.
20637 (redirect_edge_var_map_clear): New.
20638 (redirect_edge_var_map_dup): New.
20639 (redirect_edge_var_map_vector): New.
20640 (redirect_edge_var_map_destroy): New.
20641 (ssa_redirect_edge): Replace PENDING_STMT use with
20642 redirect_edge_var_map_*.
20643 (flush_pending_stmts): Same.
20644 (delete_tree_ssa): Destroy edge var map.
20645 * tree-flow.h (struct _edge_var_map): New.
20646 Define edge_var_map vector type.
20647 Declare redirect_edge_var_map_* prototypes.
20648 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20649 * tree-cfg.c (reinstall_phi_args): Replace
20650 PENDING_STMT use with redirect_edge_var_map_*.
20652 2008-03-05 Richard Guenther <rguenther@suse.de>
20654 PR tree-optimization/35472
20655 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20656 whose single use_stmt has a overlapping set of loaded and
20657 stored symbols as that use_stmt might be a noop assignment then.
20659 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20661 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20663 2008-03-05 Richard Guenther <rguenther@suse.de>
20666 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20667 should be constants.
20668 * tree-cfg.c (verify_expr): Verify it.
20669 * fold-const.c (fold_truthop): Remove code generating
20670 BIT_FIELD_REFs of structure bases.
20671 (fold_binary): Likewise.
20672 (fold_ternary): Position and size of BIT_FIELD_REFs are
20673 always host integers.
20674 (make_bit_field_ref): Remove.
20675 (optimize_bit_field_compare): Remove.
20676 (all_ones_mask_p): Remove.
20678 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20681 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20682 (split_block_and_df_analyze): New. Split basic block and rebuild
20684 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20686 (split_pattern_seq): Likewise.
20687 (erase_matching_seqs): Likewise.
20688 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20690 2008-03-04 Geoff Keating <geoffk@apple.com>
20692 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20693 declaration and code.
20694 (tree_invalid_nonnegative_warnv_p): Likewise.
20696 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20698 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20699 examples. Truncate option-names then causing overfull hbox.
20701 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20704 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20706 * configure: Rebuilt.
20708 2008-03-04 Rafael EspÃndola <espindola@google.com>
20710 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20711 (tree_unary_nonnegative_warnv_p): New.
20712 (tree_binary_nonnegative_warnv_p): New.
20713 (tree_single_nonnegative_warnv_p): New.
20714 (tree_invalid_nonnegative_warnv_p): New.
20715 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20717 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20720 * opts.c (handle_option): Postpone 'unknown option' errors only for
20723 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20726 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20729 2008-03-04 Rafael EspÃndola <espindola@google.com>
20731 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20732 (tree_binary_nonzero_warnv_p): New.
20733 (tree_single_nonzero_warnv_p): New.
20734 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20736 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20738 PR middle-end/35456
20739 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20740 transformations for modes that have signed zeros.
20741 * ifcvt.c (noce_try_abs): Ditto.
20743 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20745 * config/i386/i386.c (override_options): Force
20746 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20748 2008-03-04 Jan Hubicka <jh@suse.cz>
20751 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20754 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20756 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20757 label to probe the stack.
20759 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20761 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20762 (__gthr_win32_mutex_destroy): Declare.
20763 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20764 __gthr_win32_mutex_destroy.
20765 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20767 2008-03-03 Jan Hubicka <jh@suse.cz>
20770 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20771 aggressive on inlining cold calls.
20773 2008-03-03 Richard Guenther <rguenther@suse.de>
20775 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20776 struct copies into the expression table.
20777 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20778 (try_to_simplify): Likewise.
20779 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20780 integral and pointer arguments which do not change the
20781 precision to NOP_EXPRs.
20782 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20783 VIEW_CONVERT_EXPR case.
20785 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20787 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20788 defined in a loop at depth 0 is invariant.
20789 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20790 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20791 be called at loop depth 0.
20793 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20796 * gcc.c (process_command): Update copyright notice dates.
20797 * gcov.c (print_version): Likewise.
20798 * gcov-dump.c (print_version): Likewise.
20799 * mips-tfile.c (main): Likewise.
20800 * mips-tdump.c (main): Likewise.
20802 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20805 * c-common.c (flag_permissive): Delete.
20806 (constant_expression_warnings): Check flags first.
20807 (constant_expression_error): New.
20808 * c-common.h (flag_permissive): Delete.
20809 (constant_expression_error): Declare.
20810 * flags.h (flag_permissive): Declare. Update description.
20811 * diagnostic.c (pedwarn): Update.
20813 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20814 (permissive_error_kind): New.
20815 * toplev.c (flag_permissive): Define. Update description.
20816 * toplev.h (permissive_error_kind): Declare.
20817 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20818 (pedwarn_c90): Use pedantic_warning_kind.
20819 * c-opts.c (c_common_post_options): flag_permissive does not affect
20820 flag_pedantic_errors.
20822 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20824 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20825 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20826 __absvsi2, __absvDI2): Use unsigned arithmetic.
20828 2008-03-02 Andi Kleen <ak@suse.de>
20829 Richard Guenther <rguenther@suse.de>
20831 * struct-equiv.c: Remove file.
20832 * cfg_cleanup.c (condjump_equiv_p): Remove.
20833 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20834 (struct-equiv.o): Remove rule.
20835 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20836 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20837 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20839 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20841 * ifcvt.c (noce_process_if_block): Try to handle only the then
20842 block if the else block exists but isn't suitable.
20844 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20847 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20848 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20849 regression from previous patch.
20851 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20854 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20856 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20857 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20858 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20859 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20860 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20861 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20862 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20863 (__gthread_mutex_destroy_function): Rename to
20864 __gthread_mutex_destroy.
20865 * gthr-dce.h (__gthread_mutex_destroy): Call
20866 pthread_mutex_destroy.
20867 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20868 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20869 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20871 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20873 * df-scan.c (df_ref_chain_change_bb): Simplify.
20874 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20875 set_block_for_insn if there's any change.
20876 * df.h ((df_insn_change_bb): Fix prototype.
20877 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20878 df_insn_change_bb, don't call set_block_for_insn.
20879 * emit-rtl.c (reorder_insns): Likewise.
20880 * haifa-sched.c (move_insn): Likewise.
20882 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20884 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20886 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20888 * tree-flow-inline.h (next_readonly_imm_use): Return
20889 NULL_USE_OPERAND_P after the end.
20891 2008-03-01 Richard Guenther <rguenther@suse.de>
20893 PR tree-optimization/35411
20894 * tree-sra.c (sra_build_assignment): Split conversion to
20895 final type to a separate statement if we are not assigning
20898 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20900 * fold-const.c (fold_convertible_p): Correct the logic to follow
20901 that in fold_convert().
20903 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20906 * tree-inline.c (build_duplicate_type): When we make a
20907 duplicate type, make it unique in the canonical types system.
20909 2008-02-29 Tom Tromey <tromey@redhat.com>
20911 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20912 input_file_stack_history, input_file_stack_restored): Remove.
20913 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20914 * input.h (struct file_stack): Remove.
20915 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20916 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20918 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20920 (diagnostic_last_module_changed): Add 'map' argument.
20921 (diagnostic_set_last_function): Likewise.
20922 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20923 line map, not input_file_stack.
20924 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20926 2008-02-29 Paul Brook <paul@codesourcery.com>
20928 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20930 2008-02-29 Paul Brook <paul@codesourcery.com>
20932 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20934 2008-02-29 Richard Guenther <rguenther@suse.de>
20936 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20938 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20939 value for comparing for a store match.
20940 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20941 (try_to_simplify): Do not do a full-blown reference lookup.
20943 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20945 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20946 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20948 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20950 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20952 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20953 strides against cache sizes.
20955 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20957 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20960 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20962 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20963 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20964 is smaller than the original promoted value.
20965 (simplify_subreg): If OP is a SUBREG, try to preserve its
20966 SUBREG_PROMOTED_VAR_P information.
20968 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20970 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20971 (VN_INFO_GET): Allocate new objects on the obstack.
20972 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20973 for rpo_numbers_temp, for consistency.
20974 (free_scc_vn): Free the obstack.
20976 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20978 * doc/invoke.texi: Document -ftree-loop-distribution.
20979 * tree-loop-distribution.c: New.
20980 * tree-pass.h (pass_loop_distribution): New.
20981 * graphds.h (struct graph): Add htab_t indices.
20982 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20983 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20984 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20985 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20986 * tree-data-ref.c (debug_data_dependence_relations): New.
20987 (dump_data_dependence_relation): Also print data references.
20988 (free_data_ref): Extern.
20989 (same_access_functions): Moved...
20990 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20991 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20992 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20993 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20994 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20995 (stmts_from_loop): Skip LABEL_EXPR.
20996 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20998 (build_rdg): Initialize rdg->indices htab.
20999 (free_rdg, stores_from_loop, ref_base_address,
21000 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21001 have_similar_memory_accesses_1, ref_base_address_1,
21002 remove_similar_memory_refs): New.
21003 * tree-data-ref.h: Depend on tree-chrec.h.
21004 (debug_data_dependence_relations, free_data_ref): Declared.
21005 (same_access_functions): ... here.
21006 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21008 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21009 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21010 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21011 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21012 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21013 rdg_vertex_for_stmt): Declared.
21014 (struct rdg_edge): Add level.
21016 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21017 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21019 (rdg_has_similar_memory_accesses): New.
21020 * tree-vect-analyze.c: Remove unused static decls.
21021 * lambda.h (dependence_level): New.
21022 * common.opt (ftree-loop-distribution): New.
21023 * tree-flow.h (mark_virtual_ops_in_bb,
21024 slpeel_tree_duplicate_loop_to_edge_cfg,
21025 rename_variables_in_loop): Declared.
21026 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21027 (OBJS-common): Add tree-loop-distribution.o.
21028 (tree-loop-distribution.o): New rule.
21029 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21030 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21031 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21033 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21036 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21037 other than structures and unions.
21039 2008-02-28 Richard Guenther <rguenther@suse.de>
21042 2008-02-26 Richard Guenther <rguenther@suse.de>
21044 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21045 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21046 (lookup_decl_from_uid): Declare.
21047 (remove_decl_from_map): Likewise.
21048 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21049 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21050 (decl_for_uid_map): New global hashtable mapping DECL_UID
21052 (init_ttree): Allocate it.
21053 (insert_decl_to_uid_decl_map): New helper function.
21054 (make_node_stat): Insert new decls into the map.
21055 (copy_node_stat): Likewise.
21056 (lookup_decl_from_uid): New function.
21057 (remove_decl_from_map): Likewise.
21058 (print_decl_for_uid_map_statistics): New helper.
21059 (dump_tree_statistics): Call it.
21061 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21062 (referenced_var_iterator): Adjust.
21063 (FOR_EACH_REFERENCED_VAR): Adjust.
21064 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21065 (num_referenced_vars): Adjust.
21066 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21067 (first_referenced_var): Remove.
21068 (end_referenced_vars_p): Likewise.
21069 (next_referenced_var): Likewise.
21070 (referenced_var_iterator_set): New helper function.
21071 * tree-dfa.c (referenced_var_lookup): Adjust.
21072 (referenced_var_check_and_insert): Likewise.
21073 (remove_referenced_var): Likewise.
21074 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21075 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21076 (verify_call_clobbering): Likewise.
21077 (verify_memory_partitions): Likewise.
21078 (init_tree_ssa): Allocate bitmap instead of hashtable for
21080 (delete_tree_ssa): Adjust.
21081 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21083 (compute_tag_properties): Likewise.
21084 (set_initial_properties): Likewise.
21085 (find_partition_for): Likewise.
21086 (update_reference_counts): Likewise.
21087 (dump_may_aliases_for): Likewise.
21088 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21089 (add_call_clobber_ops): Likewise.
21090 (add_call_read_ops): Likewise.
21091 (get_asm_expr_operands): Likewise.
21092 * tree-into-ssa.c (dump_decl_set): Likewise.
21093 (update_ssa): Likewise.
21094 * tree-sra.c (scan_function): Likewise.
21095 (decide_instantiations): Likewise.
21096 (scalarize_parms): Likewise.
21097 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21098 (dsa_named_for): Likewise.
21099 * tree-ssa-structalias.c (update_alias_info): Likewise.
21100 (merge_smts_into): Likewise.
21102 2008-02-27 David Daney <ddaney@avtrex.com>
21105 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21106 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21107 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21108 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21109 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21111 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21114 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21115 (BUILT_IN_NEXTTOWARD): Remove.
21116 (BUILT_IN_NEXTTOWARDF): Ditto.
21117 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21118 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21120 2008-02-27 Tom Tromey <tromey@redhat.com>
21122 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21123 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21125 2008-02-27 Jan Beulich <jbeulich@novell.com>
21127 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21128 update the respective field on newdecl.
21130 2008-02-27 Revital Eres <eres@il.ibm.com>
21132 PR rtl-optimization/34999
21133 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21134 crossing edges that ends with a call insn.
21135 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21136 call insn and clear the EDGE_CROSSING flag of the crossing edge
21137 when fixing fallthru edges.
21139 2008-02-27 Richard Guenther <rguenther@suse.de>
21141 PR middle-end/35390
21142 * fold-const.c (fold_unary): Return the correct argument,
21143 converted to the result type.
21145 2008-02-27 Richard Guenther <rguenther@suse.de>
21147 PR middle-end/34971
21148 * expr.c (expand_expr_real_1): Assert on rotates that operate
21150 * fold-const.c (fold_binary): Use the types precision, not the
21151 bitsize of the mode if folding rotate expressions. Build rotates
21152 only for full modes.
21154 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21156 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21157 and CPP_PRAGMA_EOL.
21158 * c-pragma.c (pragma_ns_name): New typedef.
21159 (registered_pp_pragmas): New variable.
21160 (c_pp_lookup_pragma): New function.
21161 (c_register_pragma_1): If flag_preprocess_only, do nothing
21162 for non-expanded pragmas, for expanded ones push pragma's
21163 namespace and name into registered_pp_pragmas vector.
21164 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21165 flag_preprocess_only, don't register GCC pch_preprocess
21166 pragma if flag_preprocess_only.
21167 * c-opts.c (c_common_init): Call init_pragma even if
21168 flag_preprocess_only.
21169 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21170 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21171 cpp_register_pragma if flag_preprocess_only.
21173 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21176 * c-parser.c (c_parser_translation_unit): Warn for empty
21177 translation unit, not empty source file.
21179 2008-02-26 Paul Brook <paul@codesourcery.com>
21181 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21182 operand for Thumb-2.
21183 * config/arm/arm.h (reg_class): Add CORE_REGS.
21184 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21185 (BASE_REG_CLASS): Use CORE_REGS.
21186 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21187 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21188 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21189 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21190 ARM_REGNO_OK_FOR_INDEX_P.
21191 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21192 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21193 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21194 (ldm/stm peepholes): Ditto.
21195 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21196 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21197 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21198 * config/arm/constraints.md: Enable "k" constraint on ARM.
21200 2008-02-27 Ben Elliston <bje@au.ibm.com>
21202 * config/rs6000/rs6000.c: Annotate cache line size field in all
21203 instances of struct processor_costs.
21205 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21207 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21208 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21209 jump_bypass): New counters.
21210 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21211 * dce.c (gate_ud_dce): Same.
21212 (gate_fast_dce): Same.
21213 * dse.c (gate_dse1): New function.
21214 (gate_dse2): New function.
21215 (gate_dse): Merge results of new gate functions.
21216 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21217 (gate_handle_jump_bypass): Add dbg_cnt.
21218 (gate_handle_gcse): Add dbg_cnt.
21219 * ifcvt.c (gate_handle_if_conversion): Same.
21220 (gate_handle_if_after_combine): Same.
21221 (gate_handle_if_after_reload): Same.
21222 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21224 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21226 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21228 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21230 2008-02-26 Jason Merrill <jason@redhat.com>
21233 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21234 alone if it's the naming decl for the type's main variant.
21236 2008-02-26 Tom Tromey <tromey@redhat.com>
21238 * system.h (USE_MAPPED_LOCATION): Poison.
21239 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21240 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21241 (make_goto_expr_edges): Likewise.
21242 (remove_bb): Likewise.
21243 (execute_warn_function_return): Likewise.
21244 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21246 * c-common.c (fname_decl): Remove old location code.
21247 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21249 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21251 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21252 (gen_rtx_ASM_INPUT): Likewise.
21253 (gen_rtx_ASM_INPUT_loc): Likewise.
21254 (get_rtx_asm_OPERANDS): Remove.
21255 * cfglayout.c (insn_locators_alloc): Remove old location code.
21256 (set_curr_insn_source_location): Likewise.
21257 (curr_insn_locator): Likewise.
21258 * print-tree.c (print_node): Remove old location code.
21259 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21260 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21261 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21262 location_from_locus.
21263 (construct_exit_block): Remove old location code.
21264 * emit-rtl.c (force_next_line_note): Remove old location code.
21265 * profile.c (branch_prob): Remove old location code.
21266 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21267 LOC_LINE): Remove old-location variants.
21268 * langhooks.c (lhd_print_error_function): Remove old location
21270 * configure, config.in: Rebuilt.
21271 * configure.ac (--enable-mapped-location): Remove.
21272 * c-decl.c (c_init_decl_processing): Remove old location code.
21273 (finish_function): Likewise.
21274 * recog.c (decode_asm_operands): Remove old location code.
21275 * c-pch.c (c_common_read_pch): Remove old location code.
21276 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21278 * gimple-low.c (lower_function_body): Remove old location code.
21279 * toplev.c (unknown_location): Remove.
21280 (push_srcloc): Remove old-location variant.
21281 (process_options): Remove old location code.
21282 (lang_dependent_init): Likewise.
21283 * input.h (UNKNOWN_LOCATION): Move definition.
21284 (location_t): Undeprecate.
21285 (source_locus): Remove.
21286 (location_from_locus): Remove.
21287 (struct location_s): Remove.
21288 Remove all old-location code.
21289 (input_line, input_filename): Remove.
21290 * final.c (final_scan_insn): Remove old location code.
21291 * diagnostic.c (diagnostic_build_prefix): Remove
21292 USE_MAPPED_LOCATION test.
21293 * tree.h (gimple_stmt) <locus>: Now a location_t.
21294 (tree_exp) <locus>: Likewise.
21295 (DECL_IS_BUILTIN): Remove old-location variant.
21296 (annotate_with_file_line, annotate_with_locus): Likewise.
21297 (expr_locus, set_expr_locus): Update.
21298 * tree.c (build1_stat): Remove old location code.
21299 (last_annotated_node): Remove.
21300 (annotate_with_file_line): Remove old-location variant.
21301 (annotate_with_locus): Likewise.
21302 (expr_location): Remove old location code.
21303 (set_expr_location): Likewise.
21304 (expr_has_location): Likewise.
21305 (expr_locus): Likewise.
21306 (set_expr_locus): Likewise.
21307 (expr_filename): Don't use location_from_locus.
21308 (expr_lineno): Likewise.
21309 * rtl-error.c (location_for_asm): Remove old location code.
21310 * c-lex.c (cb_line_change): Remove old location code.
21311 (fe_file_change): Likewise.
21312 (cb_def_pragma): Likewise.
21313 (c_lex_with_flags): Likewise.
21314 * gengtype.c (do_typedef): Don't special-case location types.
21315 (define_location_structures): Remove.
21316 (main): Don't call define_location_structures.
21317 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21320 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21323 * builtins.def (BUILT_IN_STDARG_START): Remove.
21324 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21325 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21326 * tree-inline.c (inline_forbidden_p_1): Likewise.
21328 2008-02-26 Richard Guenther <rguenther@suse.de>
21330 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21331 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21332 (lookup_decl_from_uid): Declare.
21333 (remove_decl_from_map): Likewise.
21334 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21335 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21336 (decl_for_uid_map): New global hashtable mapping DECL_UID
21338 (init_ttree): Allocate it.
21339 (insert_decl_to_uid_decl_map): New helper function.
21340 (make_node_stat): Insert new decls into the map.
21341 (copy_node_stat): Likewise.
21342 (lookup_decl_from_uid): New function.
21343 (remove_decl_from_map): Likewise.
21344 (print_decl_for_uid_map_statistics): New helper.
21345 (dump_tree_statistics): Call it.
21347 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21348 (referenced_var_iterator): Adjust.
21349 (FOR_EACH_REFERENCED_VAR): Adjust.
21350 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21351 (num_referenced_vars): Adjust.
21352 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21353 (first_referenced_var): Remove.
21354 (end_referenced_vars_p): Likewise.
21355 (next_referenced_var): Likewise.
21356 (referenced_var_iterator_set): New helper function.
21357 * tree-dfa.c (referenced_var_lookup): Adjust.
21358 (referenced_var_check_and_insert): Likewise.
21359 (remove_referenced_var): Likewise.
21360 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21361 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21362 (verify_call_clobbering): Likewise.
21363 (verify_memory_partitions): Likewise.
21364 (init_tree_ssa): Allocate bitmap instead of hashtable for
21366 (delete_tree_ssa): Adjust.
21367 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21369 (compute_tag_properties): Likewise.
21370 (set_initial_properties): Likewise.
21371 (find_partition_for): Likewise.
21372 (update_reference_counts): Likewise.
21373 (dump_may_aliases_for): Likewise.
21374 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21375 (add_call_clobber_ops): Likewise.
21376 (add_call_read_ops): Likewise.
21377 (get_asm_expr_operands): Likewise.
21378 * tree-into-ssa.c (dump_decl_set): Likewise.
21379 (update_ssa): Likewise.
21380 * tree-sra.c (scan_function): Likewise.
21381 (decide_instantiations): Likewise.
21382 (scalarize_parms): Likewise.
21383 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21384 (dsa_named_for): Likewise.
21385 * tree-ssa-structalias.c (update_alias_info): Likewise.
21386 (merge_smts_into): Likewise.
21388 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21391 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21392 * c-opts.c (c_common_handle_option): Wall enables
21393 Wvolatile-register-var.
21394 * common.opt: Move Wvolatile-register-var to...
21397 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21399 * common.opt (Wlarger-than=): New.
21400 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21402 * opts.c (common_handle_option): Handle -Wlarger-than=.
21403 * optc-gen.awk: Likewise.
21404 * opth-gen.awk: Likewise.
21405 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21406 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21408 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21410 * c-common.c (match_case_to_enum_1): Add appropriate
21411 OPT_W* parameter to warning.
21412 (c_do_switch_warnings): Likewise.
21413 * c-typeck.c (warning_init): Add one more parameter following
21414 'warning' function.
21415 (push_init_level): Update call to warning_init.
21416 (pop_init_level): Likewise.
21417 (add_pending_init): Likewise.
21418 (output_init_element: Likewise.
21420 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21423 * toplev.c (toplev_main): If there are warnings or error, print
21424 errors for ignored options.
21425 * opts.c (ignored_options): New static variable.
21426 (postpone_unknown_option_error): New.
21427 (print_ignored_options): New.
21428 (handle_option): Postpone errors for unknown -Wno-* options.
21429 * opts.h (print_ignored_options): Declare.
21431 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21433 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21436 2008-02-25 Richard Guenther <rguenther@suse.de>
21439 2008-02-25 Richard Guenther <rguenther@suse.de>
21441 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21442 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21443 (lookup_decl_from_uid): Declare.
21444 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21445 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21446 (decl_for_uid_map): New global hashtable mapping DECL_UID
21448 (init_ttree): Allocate it.
21449 (insert_decl_to_uid_decl_map): New helper function.
21450 (make_node_stat): Insert new decls into the map.
21451 (copy_node_stat): Likewise.
21452 (lookup_decl_from_uid): New function.
21453 (print_decl_for_uid_map_statistics): New helper.
21454 (dump_tree_statistics): Call it.
21456 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21457 (referenced_var_iterator): Adjust.
21458 (FOR_EACH_REFERENCED_VAR): Adjust.
21459 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21460 (num_referenced_vars): Adjust.
21461 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21462 (first_referenced_var): Remove.
21463 (end_referenced_vars_p): Likewise.
21464 (next_referenced_var): Likewise.
21465 (referenced_var_iterator_set): New helper function.
21466 * tree-dfa.c (referenced_var_lookup): Adjust.
21467 (referenced_var_check_and_insert): Likewise.
21468 (remove_referenced_var): Likewise.
21469 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21470 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21471 (verify_call_clobbering): Likewise.
21472 (verify_memory_partitions): Likewise.
21473 (init_tree_ssa): Allocate bitmap instead of hashtable for
21475 (delete_tree_ssa): Adjust.
21476 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21477 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21478 (compute_tag_properties): Likewise.
21479 (set_initial_properties): Likewise.
21480 (find_partition_for): Likewise.
21481 (update_reference_counts): Likewise.
21482 (dump_may_aliases_for): Likewise.
21483 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21484 (add_call_clobber_ops): Likewise.
21485 (add_call_read_ops): Likewise.
21486 (get_asm_expr_operands): Likewise.
21487 * tree-into-ssa.c (dump_decl_set): Likewise.
21488 (update_ssa): Likewise.
21489 * tree-sra.c (scan_function): Likewise.
21490 (decide_instantiations): Likewise.
21491 (scalarize_parms): Likewise.
21492 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21493 (dsa_named_for): Likewise.
21494 * tree-ssa-structalias.c (update_alias_info): Likewise.
21495 (merge_smts_into): Likewise.
21497 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21500 * doc/invoke.texi (-fcx-limited-range): Document new option.
21501 * toplev.c (process_options): Handle -fcx-fortran-rules.
21502 * common.opt: Add documentation for -fcx-fortran-rules.
21504 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21507 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21508 actual behaviour and C99.
21510 2008-02-26 Ben Elliston <bje@au.ibm.com>
21512 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21513 (ASM_CPU_POWER6_SPEC): Likewise.
21514 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21515 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21516 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21518 2008-02-25 Richard Guenther <rguenther@suse.de>
21520 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21521 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21522 (lookup_decl_from_uid): Declare.
21523 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21524 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21525 (decl_for_uid_map): New global hashtable mapping DECL_UID
21527 (init_ttree): Allocate it.
21528 (insert_decl_to_uid_decl_map): New helper function.
21529 (make_node_stat): Insert new decls into the map.
21530 (copy_node_stat): Likewise.
21531 (lookup_decl_from_uid): New function.
21532 (print_decl_for_uid_map_statistics): New helper.
21533 (dump_tree_statistics): Call it.
21535 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21536 (referenced_var_iterator): Adjust.
21537 (FOR_EACH_REFERENCED_VAR): Adjust.
21538 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21539 (num_referenced_vars): Adjust.
21540 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21541 (first_referenced_var): Remove.
21542 (end_referenced_vars_p): Likewise.
21543 (next_referenced_var): Likewise.
21544 (referenced_var_iterator_set): New helper function.
21545 * tree-dfa.c (referenced_var_lookup): Adjust.
21546 (referenced_var_check_and_insert): Likewise.
21547 (remove_referenced_var): Likewise.
21548 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21549 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21550 (verify_call_clobbering): Likewise.
21551 (verify_memory_partitions): Likewise.
21552 (init_tree_ssa): Allocate bitmap instead of hashtable for
21554 (delete_tree_ssa): Adjust.
21555 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21556 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21557 (compute_tag_properties): Likewise.
21558 (set_initial_properties): Likewise.
21559 (find_partition_for): Likewise.
21560 (update_reference_counts): Likewise.
21561 (dump_may_aliases_for): Likewise.
21562 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21563 (add_call_clobber_ops): Likewise.
21564 (add_call_read_ops): Likewise.
21565 (get_asm_expr_operands): Likewise.
21566 * tree-into-ssa.c (dump_decl_set): Likewise.
21567 (update_ssa): Likewise.
21568 * tree-sra.c (scan_function): Likewise.
21569 (decide_instantiations): Likewise.
21570 (scalarize_parms): Likewise.
21571 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21572 (dsa_named_for): Likewise.
21573 * tree-ssa-structalias.c (update_alias_info): Likewise.
21574 (merge_smts_into): Likewise.
21576 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21579 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21580 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21581 * alias.h (nonoverlapping_memrefs_p): Likewise.
21583 2008-02-25 Jan Beulich <jbeulich@novell.com>
21585 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21586 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21587 __emultls_get_address, __emultls_register_common,
21588 __floatundi?f, and _Unwind_GetIPInfo.
21589 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21590 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21591 (gen_regparm_prefix): Likewise.
21592 (i386_nlm_encode_section_info): Sync with
21593 config/i386/winnt.c:i386_pe_encode_section_info().
21594 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21595 i386_nlm_mangle_decl_assembler_name): New.
21596 (netware_override_options): New.
21597 * config/i386/netware.h (netware_override_options): Declare.
21598 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21599 (i386_nlm_mangle_decl_assembler_name): Declare.
21600 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21602 2008-02-25 Ben Elliston <bje@au.ibm.com>
21605 * c-decl.c (grokdeclarator): Remove unused local variables
21606 `typedef_type' and `type_as_written'.
21608 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21609 unused local variable `has_hot_blocks'.
21610 (fix_crossing_conditional_branches): Remove unused local variable
21613 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21615 PR middle-end/19984
21616 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21617 using DEF_C99_BUILTIN.
21618 (BUILT_IN_NANF): Ditto.
21619 (BUILT_IN_NANL): Ditto.
21621 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21622 Revital Eres <eres@il.ibm.com>
21624 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21625 regarding the order of two dependent insns in the same row.
21627 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21629 * stor-layout.c (layout_decl): Do not bump the alignment of a
21630 bit-field to more than byte alignment if it is packed.
21632 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21634 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21637 2008-02-24 Diego Novillo <dnovillo@google.com>
21639 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21642 * tree-vrp.c (vrp_evaluate_conditional): With
21643 -Wtype-limits, emit a warning when comparing against a
21644 constant outside the natural range of OP0's type.
21645 * c.opt (Wtype-limits): Move ...
21646 * common.opt (Wtype-limits): ... here.
21648 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21650 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21651 * config/rs6000/e300c2c3.md: New file.
21652 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21654 (rs6000_override_options): Add e300c2 and e300c3 cases to
21655 processor_target_table. Do not allow usage of Altivec or Spe
21656 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21657 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21658 * config/rs6000/rs6000.h (processor_type): Add
21659 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21660 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21661 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21662 and ppce300c3. Include e300c2c3.md.
21664 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21666 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21667 instead of TARGET_STRICT_ALIGN.
21669 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21671 * explow.c (memory_address): Assert that the generated address is
21674 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21677 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21678 * config/darwin-ppc-ldouble-patch.def: New file.
21679 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21680 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21681 SUBTARGET_INIT_BUILTINS if defined.
21682 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21685 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21688 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21689 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21691 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21694 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21695 file" warning condtional on -Winvalid-PCH.
21697 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21699 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21701 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21705 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21706 prevent reload from using MMX registers.
21707 (*mov<mode>_internal): Ditto.
21708 (*movv2sf_internal_rex64): Ditto.
21709 (*movv2sf_internal): Ditto.
21711 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21713 PR documentation/31569
21714 * doc/install.texi2html: Use makeinfo --no-number-sections.
21716 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21718 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21719 ensure that we can address an entire entity > 8 bytes. Don't
21720 generate reg+reg addressing for such data.
21722 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21724 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21725 strings when optimizing for size, unless the target cares about
21728 2008-02-22 Tom Tromey <tromey@redhat.com>
21730 * regclass.c (current_pass): Remove declaration.
21732 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21734 * config/avr/libgcc.S (__RAMPZ__): Define.
21735 (__do_copy_data): Add for devices with 128KB code memory.
21737 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21739 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21741 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21743 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21745 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21748 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21751 * c-typeck.c (build_binary_op): Warn about floating point
21752 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21754 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21757 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21758 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21760 (rs6000_override_options): Set altivec_abi as default, not override,
21761 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21762 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21763 is used; use new member spe_abi.
21764 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21765 spe_abi and altivec_abi.
21767 2008-02-22 Tomas Bily <tbily@suse.cz>
21769 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21771 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21774 * config.build (build_file_translate): Set to `CMD //c' only if
21776 * Makefile.in (build_file_translate): Improve comment.
21778 2008-02-21 Jan Hubicka <jh@suse.cz>
21780 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21781 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21782 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21784 2008-02-21 Michael Matz <matz@suse.de>
21787 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21789 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21791 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21792 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21793 as insn constraint.
21794 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21795 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21796 SSE_VEC_FLOAT_MODE_P as insn constraint.
21797 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21798 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21799 sse4a_movntdf using MODEF mode iterator.
21800 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21801 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21802 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21803 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21804 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21805 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21806 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21808 2008-02-21 Richard Guenther <rguenther@suse.de>
21810 * tree.def (PAREN_EXPR): New tree code.
21811 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21813 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21814 * expr.c (expand_expr_real_1): Likewise.
21815 * tree-inline.c (estimate_num_insns_1): Likewise.
21816 * tree-complex.c (expand_complex_move): Likewise.
21817 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21820 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21823 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21825 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21828 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21830 * config/sh/sh.c (find_barrier): Don't go past
21831 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21833 2008-02-20 DJ Delorie <dj@redhat.com>
21835 * config/h8300/h8300.md (insv): Force source operand to be a register.
21837 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21838 as a jump, not as a plain insn.
21840 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21842 * doc/invoke.texi (Warning Options): Add new option
21843 -Wframe-larger-than=.
21844 (-Wframe-larger-than): Document.
21846 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21847 Add declarations for new option variables.
21849 * final.c (final_start_function): Check the frame size
21850 before emission and issue a Wframe-larger-than warning.
21852 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21853 Add definitions for new option variables.
21854 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21856 * common.opt (Wframe-larger-than=): New option.
21858 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21860 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21861 (<sse>_div<mode>3): Ditto.
21862 (<sse>_vmdiv<mode>3): Ditto.
21863 (<sse>_vmsqrt<mode>2): Ditto.
21864 (*smax<mode>3): Ditto.
21865 (sse5_frcz<mode>2): Ditto.
21866 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21867 as insn constraint.
21869 2008-02-20 Richard Guenther <rguenther@suse.de>
21871 PR middle-end/35265
21872 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21873 be happy with INTEGRAL_TYPE_P.
21875 2008-02-20 Richard Guenther <rguenther@suse.de>
21877 * fold-const.c (split_tree): Associate floatig-point expressions
21878 if flag_associative_math is set.
21880 2008-02-20 Richard Guenther <rguenther@suse.de>
21882 * tree.h (fold_real_zero_addition_p): Declare.
21883 * fold-const.c (fold_real_zero_addition_p): Export.
21884 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21885 floating-point operations with zero and one.
21887 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21889 * doc/install.texi: Correct references to CFLAGS, replacing them
21890 with BOOT_CFLAGS. Document flags used during bootstrap for
21893 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21895 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21896 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21897 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21899 (smin<mode>3): Ditto from similar patterns.
21900 (smax<mode>3): Ditto.
21901 (*ieee_smin<mode>3): Ditto.
21902 (*ieee_smax<mode>3): Ditto.
21903 * config/i386/sse.md (sse): New mode attribute.
21904 (mov<mode>): Macroize expander from movv4sf and movv2df using
21905 SSEMODEF2P mode iterator.
21906 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21907 SSE_VEC_FLOAT_MODE_P as insn constraint.
21908 (storent<mode>): Ditto.
21909 (storent<mode>): Macroize expander from storentsf and storentdf using
21910 MODEF mode iterator.
21911 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21912 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21913 (abs<mode>2): Ditto from similar patterns.
21914 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21915 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21916 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21917 (<sse>_vmsqrt<mode>2): Ditto.
21918 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21919 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21920 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21921 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21922 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21923 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21924 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21926 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21927 iterator and SSE_FLOAT_MODE_P as insn constraint.
21928 (<sse>_ucomi): Ditto from similar patterns.
21929 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21930 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21931 SSE_VEC_FLOAT_MODE_P as insn constraint.
21932 (vcond<mode>): Ditto from similar patterns.
21933 (and<mode>3, *and<mode>3): Ditto.
21934 (<sse>_nand<mode>3): Ditto.
21935 (ior<mode>3, *ior<mode>3): Ditto.
21936 (xor<mode>3, *xor<mode>3): Ditto.
21937 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21938 iterator and SSE_FLOAT_MODE_P as insn constraint.
21939 (*nand<mode>3): Ditto from similar patterns.
21940 (*ior<mode>3): Ditto.
21941 (*xor<mode>3): Ditto.
21943 2008-02-20 Ira Rosen <irar@il.ibm.com>
21945 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21946 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21947 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21949 2008-02-19 Jan Hubicka <jh@suse.cz>
21951 * predict.c (tree_bb_level_predictions): Remove variable next
21952 mistakely introduced by previous commit.
21954 2008-02-19 Jan Hubicka <jh@suse.cz>
21956 * predict.c (predict_paths_leading_to): Rewrite.
21957 (predict_paths_for_bb): New.
21958 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21960 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21963 * Makefile.in (build_file_translate): New.
21964 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21965 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21966 * configure.ac (build_file_translate): Substitute it.
21967 * configure: Regenerate.
21969 2008-02-19 Jan Hubicka <jh@suse.cz>
21971 PR rtl-optimization/34408
21972 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21975 2008-02-19 Jan Hubicka <jh@suse.cz>
21977 PR middle-end/28779
21978 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21981 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21984 * config/i386/i386-modes.def: Revert the last DI alignment
21985 change until Ada people can look into it.
21987 2008-02-19 Nick Clifton <nickc@redhat.com>
21989 * opts.c (print_specific_help): Fix typo in --help text.
21991 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21994 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21995 32-bit inline asm without asm alternatives for host GCC < 3.0.
21997 2008-02-19 Richard Guenther <rguenther@suse.de>
21999 PR tree-optimization/34989
22000 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22001 Allow propagation to INDIRECT_REF if we can simplify only.
22003 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22005 * c-common.c (warn_for_collisions_1): Use appropriate option when
22008 2008-02-19 Nick Clifton <nickc@redhat.com>
22011 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22012 (handle_options): Fix indentation.
22013 (print_filtered_help): If no language-specific options were
22014 displayed tell the user how to list all the options supported by
22015 the language's front-end.
22016 (print_specific_help): Fix indentation and remove duplicate line.
22017 (common_handle_option): Handle the -v option.
22018 For --help enable the display of undocumented options if the -v
22019 switch has been included on the command line.
22020 For --help= check for overlaps in the arguments between the option
22021 classes and the language names and issue a warning when they
22022 cannot be disambiguated.
22023 * c.opt (v): Pass on to the common option handler.
22025 2008-02-19 Revital Eres <eres@il.ibm.com>
22027 * modulo-sched.c (sms_schedule): Change dump message when
22028 create_ddg function fails.
22029 (try_scheduling_node_in_cycle): Rename row to cycle.
22030 (print_partial_schedule): Rename CYCLE to ROW.
22032 2008-02-19 Christian Bruel <christian.bruel@st.com>
22033 Zdenek Dvorak <ook@ucw.cz>
22035 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22037 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22040 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22041 (*x86_movdicc_0_m1_se): Ditto.
22043 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22045 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22046 (CMPtype): Define as __gcc_CMPtype.
22047 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22048 (CMPtype): Define as __gcc_CMPtype.
22050 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22052 Support valgrind 3.3 for --enable-checking=valgrind.
22053 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22055 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22056 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22057 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22058 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22059 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22060 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22061 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22063 * ggc-zone.c: Similar.
22064 * ggc-page.c: Similar.
22066 2008-02-19 Paul Brook <paul@codesourcery.com>
22069 * config/arm/ieee754-df.S: Fix do_it typo.
22070 * config/arm/ieee754-sf.S: Fix do_it typo.
22072 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22075 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22076 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22077 (OPTION_MASK_ISA_SSE_SET): Likewise.
22078 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22079 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22080 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22081 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22082 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22083 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22084 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22085 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22086 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22087 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22088 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22089 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22090 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22091 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22092 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22093 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22094 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22095 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22096 (OPTION_MASK_ISA_SSE4): Removed.
22097 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22098 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22099 (override_options): Don't turn on implied SSE/MMX bits in
22102 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22104 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22107 2008-02-18 Joey Ye <joey.ye@intel.com>
22109 PR middle-end/34921
22110 * tree-nested.c (insert_field_into_struct): Set type alignment
22111 to field alignment if the former is less than the latter.
22113 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22115 * BASE-VER: Set to 4.4.0.
22117 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22119 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22120 * doc/cfg.texi: Likewise.
22121 * doc/extend.texi: Likewise.
22122 * doc/gty.texi: Likewise.
22123 * doc/invoke.texi: Likewise.
22124 * doc/loop.texi: Likewise.
22125 * doc/md.texi: Likewise.
22126 * doc/passes.texi: Likewise.
22127 * doc/rtl.texi: Likewise.
22128 * doc/sourcebuild.texi: Likewise.
22129 * doc/tm.texi: Likewise.
22130 * doc/tree-ssa.texi: Likewise.
22132 2008-02-17 Richard Guenther <rguenther@suse.de>
22134 PR middle-end/35227
22135 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22136 without default definition.
22138 2008-02-17 Richard Guenther <rguenther@suse.de>
22140 PR tree-optimization/35231
22141 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22144 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22147 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22148 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22149 libgcc_cmp_return mode.
22151 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22154 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22156 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22158 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22161 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22163 * doc/c-tree.texi: Use `@.' where appropriate.
22164 * doc/extend.texi: Likewise.
22165 * doc/install.texi: Likewise.
22166 * doc/invoke.texi: Likewise.
22167 * doc/loop.texi: Likewise.
22168 * doc/makefile.texi: Likewise.
22169 * doc/md.texi: Likewise.
22170 * doc/passes.texi: Likewise.
22171 * doc/standards.texi: Likewise.
22172 * doc/tm.texi: Likewise.
22174 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22176 PR middle-end/35196
22177 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22179 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22180 rather than in entry_bb.
22182 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22184 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22185 libgcc_cmp_return mode.
22187 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22189 PR middle-end/35130
22190 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22191 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22193 2008-02-15 Richard Guenther <rguenther@suse.de>
22194 Zdenek Dvorak <ook@ucw.cz>
22196 PR tree-optimization/35164
22197 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22198 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22199 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22200 Only propagate addresses which do not have abnormal SSA_NAMEs
22203 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22206 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22208 2008-02-15 Jan Hubicka <jh@suse.cz>
22210 PR middle-end/35149
22211 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22213 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22215 PR middle-end/34621
22216 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22217 when calculating alignment_pad.
22219 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22221 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22222 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22223 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22224 and STACK_BOUNDARY define.
22226 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22228 PR preprocessor/35061
22229 * c-pragma.c (handle_pragma_pop_macro): Check that
22230 pushed_macro_table has been allocated.
22232 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22234 PR middle-end/35136
22235 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22236 (force_gimple_operand): Likewise.
22237 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22238 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22239 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22240 (find_interesting_uses_address): Check addressability and alignment
22241 of the base expression only after substituting bases of IVs into it.
22243 2008-02-14 Michael Matz <matz@suse.de>
22246 * function.c (instantiate_virtual_regs_in_insn): Reload address
22247 before falling back to reloading the whole operand.
22249 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22251 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22252 before the first section switch note.
22254 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22256 * doc/bugreport.texi: Update copyright years.
22257 * doc/c-tree.texi: Likewise.
22258 * doc/cfg.texi: Likewise.
22259 * doc/cpp.texi: Likewise.
22260 * doc/cppinternals.texi: Likewise.
22261 * doc/fragments.texi: Likewise.
22262 * doc/frontends.texi: Likewise.
22263 * doc/gcc.texi: Likewise.
22264 * doc/gty.texi: Likewise.
22265 * doc/hostconfig.texi: Likewise.
22266 * doc/implement-c.texi: Likewise.
22267 * doc/libgcc.texi: Likewise.
22268 * doc/loop.texi: Likewise.
22269 * doc/makefile.texi: Likewise.
22270 * doc/options.texi: Likewise.
22271 * doc/passes.texi: Likewise.
22272 * doc/rtl.texi: Likewise.
22273 * doc/sourcebuild.texi: Likewise.
22274 * doc/standards.texi: Likewise.
22275 * doc/tree-ssa.texi: Likewise.
22276 * doc/trouble.texi: Likewise.
22278 * doc/extend.texi: Use @: or add comma where appropriate.
22279 * doc/invoke.texi: Likewise.
22280 * doc/tm.texi: Likewise.
22282 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22285 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22288 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22290 * doc/md.texi (clz, ctz): Add reference.
22291 * doc/rtl.texi (clz, ctz): Likewise.
22293 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22296 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22299 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22301 * config/s390/s390.c (struct constant_pool): New field
22302 emit_pool_after added.
22303 (s390_mainpool_start): Set the emit_pool_after flag according
22304 to the section switch notes.
22305 (s390_mainpool_finish): Consider emit_pool_after when emitting
22306 the literal pool at the end of the function.
22307 (s390_chunkify_start): Force literal pool splits at section
22310 2008-02-13 Michael Matz <matz@suse.de>
22313 * var-tracking.c (clobber_variable_part): Correctly traverse the
22316 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22319 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22320 Add -fdump-ipa-inline.
22321 * tree-dump.c (dump_files): Remove tree-inlined dump.
22322 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22324 2008-02-12 Richard Guenther <rguenther@suse.de>
22326 PR tree-optimization/35171
22327 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22330 2008-02-12 Richard Guenther <rguenther@suse.de>
22332 PR middle-end/35163
22333 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22334 value-preserving mode. Disallow final truncation.
22336 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22338 PR middle-end/35136
22339 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22340 code from here to...
22341 (force_gimple_operand): ...here.
22343 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22346 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22347 non-compatible pointers.
22348 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22349 different FIELD_DECLs, try harder by comparing field offsets, sizes
22352 PR inline-asm/35160
22353 * function.c (match_asm_constraints_1): Don't replace the same input
22356 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22358 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22359 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22360 (expand_epilogue): Restore RAMPZ register.
22361 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22363 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22365 * config/i386/cygwin.asm: (__alloca): Correct calling
22366 convention and alignment.
22367 (__chkstk): Force 8 byte stack alignment.
22369 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22370 Richard Guenther <rguenther@suse.de>
22372 PR tree-optimization/33992
22373 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22374 the zero we compare against.
22376 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22378 PR libfortran/35063
22379 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22380 to CloseHandle after unlocking to prevent accumulation of handle
22383 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22385 PR middle_end/34150
22386 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22387 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22388 and update LABEL_NUSES during and after reload.
22390 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22392 PR middle-end/34627
22393 * combine.c (simplify_if_then_else): Make sure the comparison is
22394 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22396 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22399 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22400 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22401 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22402 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22403 * tree.h (get_type_static_bounds): Likewise.
22405 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22407 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22408 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22409 Make -Wfoo language annotations match what the compiler outputs.
22411 2008-02-08 Sa Liu <saliu@de.ibm.com>
22413 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22414 intrinsics spu_convts, spu_convtu, spu_convtf.
22416 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22418 * doc/extend.texi (Function Attributes) <noinline>: Mention
22419 asm ("") as method to keep calls.
22421 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22424 * doc/options.texi (Options): Replace references to opts.sh with
22426 * opts-common.c: Likewise.
22427 * optc-gen.awk: Likewise.
22429 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22431 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22433 2008-02-07 Richard Henderson <rth@redhat.com>
22436 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22437 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22440 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22442 PR tree-optimization/35085
22443 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22444 for operand entry oe2 in addition to operand entry oe3 in order to
22445 expose more opportunities for vectorizer sum reduction.
22447 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22450 * Makefile.in (LIBS): Remove $(GMPLIBS).
22451 (cc1-dummy, cc1): Add $(GMPLIBS).
22453 2008-02-06 Jan Hubicka <jh@suse.cz>
22456 * i386.md (moddf_integer): Do not produce partial memory stalls for
22457 targets where it hurts.
22459 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22462 * optabs.c (expand_float): Do not check for decimal modes when
22463 expanding unsigned integer through signed conversion.
22465 2008-02-06 Nick Clifton <nickc@redhat.com>
22467 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22468 inside the clobber with a match_operand and duplicated operand
22469 number in the constraint.
22470 (ineqbranchsi): Delete redundant comment.
22472 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22474 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22475 builtin_define ("__USE_INIT_FINI__").
22476 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22478 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22480 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22482 PR documentation/30330
22483 * doc/invoke.texi (C++ Dialect Options)
22484 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22485 For each warning option -Wfoo that allows -Wno-foo, ensure both
22486 -Wfoo and -Wno-foo are listed in the option index. Fix index
22487 entry of -Wswitch-default, index -Wnormalized= including the
22488 `=', and -Wlarger-than-@var{len} including @var{len}.
22490 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22492 * config/i386/i386.md (floatunssisf2): Use
22493 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22494 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22495 Macroize expander using MODEF mode iterator.
22497 2008-02-05 Diego Novillo <dnovillo@google.com>
22499 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22502 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22504 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22507 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22509 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22512 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22513 to indicate if a message should be generated.
22514 (init_cumulative_args): Updated.
22515 (function_value_32): Likewise.
22517 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22519 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22521 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22524 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22525 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22527 2008-02-04 Diego Novillo <dnovillo@google.com>
22529 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22532 * tree-vrp.c (vrp_evaluate_conditional): With
22533 -Wtype-limits, emit a warning when comparing against a
22534 constant outside the natural range of OP0's type.
22536 2008-02-04 Richard Guenther <rguenther@suse.de>
22538 PR middle-end/33631
22539 * expr.c (count_type_elements): Give for unions instead of
22542 2008-02-04 Richard Guenther <rguenther@suse.de>
22544 PR middle-end/35043
22545 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22546 to TYPE_DOMAINs base type instead of using bitsizetype here.
22548 2008-02-03 Jason Merrill <jason@redhat.com>
22550 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22552 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22555 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22556 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22557 (RS/6000 and PowerPC Options): Fix typos and markup.
22558 * doc/passes.texi (Tree-SSA passes): Likewise.
22560 2008-02-02 Michael Matz <matz@suse.de>
22563 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22564 from record_last_reg_set_info.
22565 (record_last_reg_set_info): Take an RTX argument, iterate over all
22566 constituent hardregs.
22567 (record_last_set_info, record_opr_changes): Change calls to
22568 new signature or to record_last_reg_set_info_regno.
22570 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22572 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22574 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22576 PR rtl-optimization/34773
22577 * reg-notes.def (EQUAL): Mention significance of combination of
22578 REG_EQUAL and REG_RETVAL.
22579 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22580 insn that has a REG_RETVAL.
22582 2008-02-01 Roger Sayle <roger@eyesopen.com>
22585 * configure.ac (--enable-fixed-point): Disable unless explicitly
22587 * configure: Regenerate.
22589 2008-02-01 Richard Guenther <rguenther@suse.de>
22592 * invoke.texi (-finline-limit): Remove no longer true parts
22593 of the documentation. Note that there is no default value.
22595 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22596 Mark Mitchell <mark@codesourcery.com>
22597 Ben Elliston <bje@au.ibm.com>
22600 * doc/extend.texi (Other Builtins): Document.
22602 2008-01-31 Tom Browder <tom.browder@gmail.com>
22604 * doc/c-tree.texi (Types): Fix grammar.
22605 (Expression trees): Ditto.
22606 * doc/passes.texi (Tree-SSA passes): Ditto.
22608 * doc/configterms.texi (Configure Terms): Fix typo.
22609 * doc/cpp.texi (Common Predefined Macros): Ditto.
22610 * doc/md.texi (Machine Constraints): Ditto.
22612 * doc/makefile.texi (Makefile): Add comma.
22614 2008-01-31 Tom Browder <tom.browder@gmail.com>
22615 Gerald Pfeifer <gerald@pfeifer.com>
22617 * doc/sourcebuild.texi (Front End): Remove references to CVS
22618 and CVSROOT/modules.
22619 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22620 (Back End): Remove reference to CVS.
22622 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22625 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22627 (mips16_gp_pseudo_reg): ...here.
22628 * config/mips/mips.md (load_const_gp): Replace with...
22629 (load_const_gp_<mode>): ...this :P-based insn.
22631 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22633 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22634 options. Minor fixes.
22635 (-std): Move reference to standards closer to where language
22636 standards are first mentioned.
22638 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22640 PR rtl-optimization/34995
22641 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22642 parameter and return a bool. If the rtx parameter is nonnull,
22643 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22644 (find_reloads): Update call accordingly. Pass the new operand
22645 if it needed no address reloads, otherwise pass null.
22647 2008-01-30 Richard Henderson <rth@redhat.com>
22650 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22651 for unbounded arrays.
22653 2008-01-30 Silvius Rus <rus@google.com>
22655 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22657 2008-01-30 Jan Hubicka <jh@suse.cz>
22660 * i386.c (init_cumulative_args): Use real function declaration when
22663 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22665 PR rtl-optimization/34998
22666 * global.c (build_insn_chain): Treat non-subreg_lowpart
22667 SUBREGs of pseudos as clobbering all the words covered by the
22668 SUBREG, not just all the bytes.
22669 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22670 original df_ref rather than an extract parameter.
22671 (global_conflicts): Update call accordingly.
22673 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22675 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22676 the overflow check to make it easier to read.
22677 (__fixtfdi): Change the type of the ll member in union
22678 long_double to UDItype_x.
22680 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22682 PR middle-end/34969
22683 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22684 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22685 * tree-inline.c (fold_marked_statements): Call
22686 cgraph_update_edges_for_call_stmt if folding a call statement.
22687 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22688 debug_generic_stmt calls, reset it back afterwards.
22691 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22693 * c-typeck.c (build_external_ref): Don't pedwarn about
22694 static vars in current function's scope.
22696 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22698 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22700 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22703 * ipa-struct-reorg.c: Fix spelling.
22704 * params.def: Ditto.
22706 2008-01-29 Richard Guenther <rguenther@suse.de>
22708 PR middle-end/35006
22709 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22711 * tree-inline.c (remap_type): Increment remapping_type_depth
22712 around remapping types.
22713 (copy_body_r): Only add referenced variables if they are referenced
22714 from code, not types.
22716 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22727 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22728 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22730 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22733 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22734 pointer for tiny stack.
22736 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22738 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22740 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22742 * config/vx-common.h: Fix typo in comment.
22744 2008-01-28 Ian Lance Taylor <iant@google.com>
22748 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22749 coalesce pointers if they have different DECL_NO_TBAA_P values.
22750 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22751 between variables with different DECL_NO_TBAA_P values.
22753 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22756 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22757 are not legitimate small data references on SPE targets.
22759 2008-01-28 David Daney <ddaney@avtrex.com>
22761 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22763 2008-01-28 David Daney <ddaney@avtrex.com>
22765 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22767 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22769 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22770 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22771 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22772 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22773 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22774 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22775 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22776 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22778 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22780 * basic-block.h (condjump_equiv_p): Fix comment.
22782 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22784 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22785 print_generic_stmt_indented): Fix comment.
22787 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22789 * configure.ac (__stack_chk_fail): Add detecion for availability
22790 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22791 * configure: Regenerate.
22793 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22795 PR middle-end/34688
22796 * final.c (output_addr_const): Handle TRUNCATE.
22798 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22801 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22802 (zero_cost, infinite_cost): New constants.
22803 (struct cost_pair): Change type of cost to comp_cost.
22804 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22805 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22807 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22808 split_address_cost, ptr_difference_cost, difference_cost,
22809 get_computation_cost_at, get_computation_cost,
22810 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22811 determine_use_iv_cost_condition, determine_use_iv_costs,
22812 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22813 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22814 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22815 Change type of cost to comp_cost.
22816 (determine_iv_cost): Increase cost of non-original ivs, instead
22817 of decreasing the cost of original ones.
22818 (get_address_cost): Indicate the complexity of the addressing mode
22820 (try_add_cand_for): Prefer using ivs not specific to some object.
22821 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22823 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22824 Janis Johnson <janis187@us.ibm.com>
22827 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22828 (TARGET_INSTANTIATE_DECLS): Likewise.
22829 * target.h (expand_to_rtl_hook): New target hook.
22830 (instantiate_decls): Likewise.
22831 * function.c (instantiate_decl): Make non-static. Rename to...
22832 (instantiate_decl_rtl): ... this.
22833 (instantiate_expr): Use instantiate_decl_rtl.
22834 (instantiate_decls_1): Likewise.
22835 (instantiate_decls): Likewise.
22836 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22837 * function.h (instantiate_decl_rtl): Add prototype.
22838 * cfgexpand.c (target.h): New include.
22839 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22840 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22841 (TARGET_INSTANTIATE_DECLS): Likewise.
22842 (TARGET_INITIALIZER): New target hooks added.
22843 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22845 * config/rs6000/rs6000.c (tree-flow.h): New include.
22846 (machine_function): Add sdmode_stack_slot field.
22847 (rs6000_alloc_sdmode_stack_slot): New function.
22848 (rs6000_instantiate_decls): Likewise.
22849 (rs6000_secondary_memory_needed_rtx): Likewise.
22850 (rs6000_check_sdmode): Likewise.
22851 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22852 (TARGET_INSTANTIATE_DECLS): Likewise.
22853 (rs6000_hard_regno_mode_ok): Allow SDmode.
22854 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22855 (rs6000_emit_move): Handle SDmode.
22856 (function_arg_advance): Likewise.
22857 (function_arg): Likewise.
22858 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22859 SDmode var args for 32-bit compiles.
22860 (rs6000_secondary_reload_class): Handle SDmode.
22861 (rs6000_output_function_epilogue): Likewise.
22862 (rs6000_function_value): Simplify if statement.
22863 (rs6000_libcall_value): Likewise.
22864 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22865 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22866 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22867 (movsd_hardfloat): New define_insn.
22868 (movsd_softfloat): Likewise.
22869 (movsd_store): Likewise.
22870 (movsd_load): Likewise.
22871 (extendsddd2): Likewise.
22872 (extendsdtd2): Likewise.
22873 (truncddsd2): Likewise.
22874 (movdd_hardfloat64): Fixup comment.
22875 (UNSPEC_MOVSD_LOAD): New constant.
22876 (UNSPEC_MOVSD_STORE): Likewise.
22878 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22881 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22883 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22884 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22885 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22886 and TRUTH_XOR_EXPR.
22888 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22891 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22892 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22893 __LONGDOUBLE128 too.
22894 * config/rs6000/aix61.h: New file.
22896 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22898 PR rtl-optimization/34959
22899 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22900 popcount and parity rtxes the same mode as their operand.
22901 Truncate or extend the result to the return value's mode
22904 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22907 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22908 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22909 to GOT_VERSION_REGNUM.
22910 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22911 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22912 * config/mips/mips.c (mips_emit_call_insn): New function.
22913 (mips_call_tls_get_addr): Call mips_expand_call directly.
22914 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22916 (mips16_build_call_stub): Likewise. Return the call insn or null.
22917 (mips_expand_call): Update the call to mips16_build_call_stub
22918 accordingly and a remove redundant condition. Assert that MIPS16
22919 stubs do not use lazy binding. Use mips_emit_call_insn and return
22921 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22923 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22924 (mips_avoid_hazard): Remove hazard_set handling.
22925 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22926 (UNSPEC_RESTORE_GP): ...this.
22927 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22928 (FAKE_CALL_REGNO): Rename to...
22929 (GOT_VERSION_REGNUM): ...this.
22930 (type): Add "ghost" value. Add an associated insn reservation.
22931 (hazard_set): Remove.
22932 (exception_receiver): Rename to...
22933 (restore_gp): ...this and update the unspec identifier accordingly.
22934 (exception_receiver, nonlocal_got_receiver): New expanders.
22935 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22936 FAKE_CALL_REGNO. Remove hazard_set attribute.
22937 (set_got_version, update_got_version): New patterns.
22939 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22942 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22944 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22947 * doc/install.texi2html: Generate gcc-vers.texi.
22949 2008-01-25 DJ Delorie <dj@redhat.com>
22951 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22953 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22955 * config/c4x: Remove directory.
22956 * config.gcc (crx-*, mt-*): Mark obsolete.
22957 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22958 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22959 sh-*-rtemscoff*): Remove cases.
22960 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22961 * real.c (encode_c4x_single, decode_c4x_single,
22962 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22963 c4x_extended_format): Remove.
22964 * real.h (c4x_single_format, c4x_extended_format): Remove.
22965 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22967 (Pragmas): Remove comment about c4x pragmas.
22968 * doc/install.texi (c4x): Remove target-specific instructions.
22969 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22970 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22971 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22972 refer to C4x source files as examples.
22973 (C4X_FLOAT_FORMAT): Remove documentation.
22975 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22977 * config/bfin/bfin.c (override_options): Reorder tests so that
22978 flag_pic gets enabled for -msep-data.
22980 2008-01-25 Richard Guenther <rguenther@suse.de>
22982 PR middle-end/32244
22983 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22984 to its bitfield precision if required.
22986 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22988 PR middle-end/33880
22989 * tree-nested.c (walk_omp_for): New function.
22990 (convert_nonlocal_reference, convert_local_reference): Call
22991 walk_omp_for on OMP_FOR.
22992 (convert_call_expr): Call walk_body on OMP_FOR's
22993 OMP_FOR_PRE_INIT_BODY.
22995 2008-01-25 Richard Guenther <rguenther@suse.de>
22997 PR tree-optimization/34966
22998 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22999 default defs and PHI_NODEs we have to insert after the
23000 defining statement.
23002 2008-01-24 Nick Clifton <nickc@redhat.com>
23004 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23005 Provide a default definition.
23006 (LIBGCC2_UNITS_PER_WORD): Likewise.
23008 * config/stormy16/stormy16.c: Include df.h for the prototype
23009 for df_regs_ever_live_p.
23010 (xstormy16_expand_builtin_va_start): Convert the stack offset
23011 into a component_ref and then use POINTER_PLUS_EXPR to add it
23012 to the incoming_virtual_args_rtx.
23013 (xstormy16_gimplify_va_arg_expr): Rename to
23014 xstormy16_gimplify_va_arg_expr.
23015 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23016 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23017 xstormy16_gimplify_va_arg_expr.
23018 Fix up some formatting issues.
23020 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23021 Move to predicates.md.
23022 (xs_hi_general_operand): Likewise.
23023 (xs_hi_nonmemory_operand): Likewise.
23024 * config/stormy16/predicates.md:
23025 (xstormy16_carry_plus_operand): New predicate.
23026 (xs_hi_general_operand): New predicate.
23027 (xs_hi_nonmemory_operand): New predicate.
23028 * config/stormy16/stormy16-protos.h:
23029 (xstormy16_carry_plus_operand): Delete prototype.
23030 (xs_hi_general_operand): Likewise.
23031 (xs_hi_nonmemory_operand): Likewise.
23033 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23034 modifiers as they are no longer needed and they can trigger
23035 reload spill failures.
23037 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23038 with a match_operand in order to help reload.
23040 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23041 constraint with 'e' for the 8th alternative as this version of
23042 the mov.w instruction only accepts the lower 8 registers.
23044 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23047 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23048 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23051 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23053 PR middle-end/33333
23054 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23056 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23058 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23060 (remove_structure): Update allocations list before removing structure.
23062 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23064 * ipa-struct-reorg.c (is_safe_cond_expr,
23065 create_new_stmts_for_cond_expr): Use integer_zerop function,
23066 that recognize not only zero-pointer, but zero-integer too.
23068 2008-01-25 Ben Elliston <bje@au.ibm.com>
23071 * fixproto: Escape "." in sed expression that strips leading "./".
23073 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23076 * gcc.c (SWITCH_OK): Removed.
23077 (SWITCH_LIVE): Changed to bit.
23078 (SWITCH_FALSE): Likewise.
23079 (SWITCH_IGNORE): Likewise.
23080 (switchstr): Change live_cond to unsigned int.
23081 (process_command): Replace SWITCH_OK with 0.
23082 (do_self_spec): Likewise.
23083 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23084 (give_switch): Likewise.
23085 (used_arg): Likewise.
23086 (do_spec_1): Set the SWITCH_IGNORE bit.
23087 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23088 bits. Set the SWITCH_LIVE bit.
23090 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23092 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23094 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23096 PR tree-optimization/34472
23097 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23098 parameter to a "bool *" and set *DATA to false if there is
23099 an unsafe access. Do not delete the structure here.
23100 (check_cond_exprs): Delete it here instead.
23101 (check_cond_exprs, exclude_cold_structs): Do not increase
23102 I when removing a structure.
23104 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23107 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23108 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23110 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23112 PR middle-end/34934
23113 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23114 a fixed vector for stack.
23116 2008-01-24 Ben Elliston <bje@au.ibm.com>
23119 * doc/gcc.texi (Software development): Add a direntry for g++.
23121 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23123 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23124 stale and straggling -fforce-addr comments above.
23126 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23128 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23129 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23131 2008-01-23 Michael Matz <matz@suse.de>
23134 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23137 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23139 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23140 malloc result type.
23142 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23144 * config/avr/avr.c (avr_current_arch): New variable.
23145 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23146 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23147 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23148 (avr_override_options): Init 'avr_current_arch'.
23149 (base_arch_s): Move from here...
23150 * config/avr/avr.h (base_arch_s): ... here. Add new members
23151 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23152 'mega' to 'have_jmp_call'.
23153 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23154 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23156 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23158 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23159 MULTILIB_MATCHES): Ditto.
23161 2008-01-23 Richard Guenther <rguenther@suse.de>
23163 PR middle-end/31529
23164 * cgraphunit.c (cgraph_reset_node): Always mark the node
23165 not reachable if it is not queued already.
23167 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23169 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23170 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23171 (cputype_selected): New static variable.
23172 (bfin_handle_option): Set it if -mcpu is used.
23173 (override_option): Select default set of workarounds if no cpu type
23174 selected on the command line.
23175 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23177 From Michael Frysinger <michael.frysinger@analog.com>
23178 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23179 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23181 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23182 for bf547, bf523, bf524, and bf526.
23183 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23185 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23186 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23187 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23188 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23189 * doc/invoke.texi (Blackfin Options): Document that
23190 -mcpu now accept bf547, bf523, bf524, and bf526.
23192 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23194 PR rtl-optimization/34628
23195 * combine.c (try_combine): Stop and undo after the first combination
23196 if an autoincrement side-effect on the first insn has effectively
23199 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23202 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23203 Offset addresses are not valid for Altivec or paired float modes.
23205 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23208 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23209 if DECL_INITIAL (decl) is error_mark_node.
23212 * c-common.c (handle_vector_size_attribute): Only allow
23213 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23214 the same way as pointer, array etc. types.
23215 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23218 * tree.c (build_type_attribute_qual_variant): Call
23219 build_qualified_type if attributes are equal, but quals are not.
23221 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23224 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23225 * flags.h (warn_strict_aliasing): Remove.
23226 (warn_strict_overflow): Remove.
23227 * opts.c (warn_strict_aliasing): Remove.
23228 (warn_strict_overflow): Remove.
23229 * c-opts.c (c_common_handle_option): -Wall only sets
23230 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23231 (c_common_post_options): Give default values to -Wstrict-aliasing
23232 and -Wstrict-overflow if they are uninitialized.
23233 * common.opt (Wstrict-aliasing): Specify Var and Init.
23234 (Wstrict-overflow): Likewise.
23236 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23238 PR rtl-optimization/26854
23239 PR rtl-optimization/34400
23240 PR rtl-optimization/34884
23241 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23243 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23244 (df_rd_bb_info.expanded_lr_out): Deleted
23245 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23246 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23247 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23248 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23249 Removed code to allocate, initialize or free expanded_lr_out.
23250 (df_rd_bb_local_compute_process_def): Restructured to make more
23252 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23253 sets if the sets are being trimmed.
23255 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23258 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23259 (as_vers): Likewise.
23260 * configure: Regenerated.
23262 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23264 PR middle-end/33092
23265 * tree-pass.h (pass_build_alias): New pass.
23266 * tree-ssa-alias.c (gate_build_alias): New.
23267 (pass_build_alias): New.
23268 * passes.c (init_optimization_passes): Add pass_build_alias after
23269 pass_create_structure_vars.
23271 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23273 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23274 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23275 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23276 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23277 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23278 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23279 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23280 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23281 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23282 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23283 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23284 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23285 * config/s390/s390.md (FP_ALL): New mode iterator.
23286 (_d): New mode attribute.
23287 ("*signbit<mode>2>"): Changed mode of first operand.
23288 ("isinf<mode>2"): Changed mode of first operand.
23289 ("*TDC_insn"): Adaptation for DFP modes.
23291 2008-01-22 Ben Elliston <bje@au.ibm.com>
23293 * tree.c (check_qualified_type): Improve function description.
23295 2008-01-21 Jason Merrill <jason@redhat.com>
23298 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23299 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23302 2008-01-21 DJ Delorie <dj@redhat.com>
23304 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23307 2008-01-21 Richard Guenther <rguenther@suse.de>
23309 PR middle-end/34856
23310 * tree-cfg.c (verify_expr): Allow all invariant expressions
23311 instead of just constant class ones as reference argument.
23312 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23313 like any other constant.
23314 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23316 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23318 * regmove.c (fixup_match_1): Update call crossed frequencies.
23320 2008-01-21 Richard Guenther <rguenther@suse.de>
23323 * tree-inline.c (setup_one_parameter): Deal with mismatched
23324 types using a VIEW_CONVERT_EXPR.
23326 2008-01-21 Alon Dayan <alond@il.ibm.com>
23327 Olga Golovanevsky <olga@il.ibm.com>
23329 PR tree-optimization/34701
23330 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23331 when the structure size is not a power of 2.
23333 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23335 * doc/install.texi: Add doc for --enable-checking=df.
23337 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23339 PR rtl-optimization/34808
23340 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23342 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23344 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23347 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23349 PR rtl-optimization/26854
23350 PR rtl-optimization/34400
23351 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23353 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23354 (df_rd_bb_info.expanded_lr_out): New.
23355 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23356 * loop_iv.c (iv_analysis_loop_init): Ditto.
23357 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23358 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23359 Added code to allocate, initialize or free expanded_lr_out.
23360 (df_rd_bb_local_compute_process_def): Restructured to make
23361 more understandable.
23362 (df_rd_confluence_n): Add code to do nothing with fake edges and
23363 code to no apply invalidate_by_call sets if the sets are being trimmed.
23364 (df_lr_local_finalize): Renamed to df_lr_finalize.
23365 (df_live_local_finalize): Renamed to df_live_finalize.
23367 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23370 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23371 deciding whether to use reciprocal instructions.
23373 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23375 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23376 dwarf2out_note_section_used if cold_text_section is NULL.
23378 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23380 PR gcov-profile/34610
23381 * tree-cfg.c (make_edges): Mark both outgoing edges from
23382 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23383 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23384 from OMP_FOR and OMP_CONTINUE outgoing edges.
23386 * tree-profile.c (tree_profiling): Return early if
23387 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23389 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23390 from cfun to child_cfun.
23391 * function.h (struct function): Add after_tree_profile bit.
23393 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23395 * config/avr/avr.S (_exit): Disable interrupt.
23397 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23398 Steven Bosscher <stevenb.gcc@gmail.com>
23400 PR rtl-optimization/26854
23401 PR rtl-optimization/34400
23402 * df-problems.c (df_live_scratch): New scratch bitmap.
23403 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23404 (df_live_reset): Clear the proper bitmaps.
23405 (df_live_bb_local_compute): Only process the artificial defs once
23406 since the order is not important.
23407 (df_live_init): Init the df_live sets only with the variables
23408 found live by df_lr.
23409 (df_live_transfer_function): Use the df_lr sets to prune the
23410 df_live sets as they are being computed.
23411 (df_live_free): Free df_live_scratch.
23413 2008-01-18 Ian Lance Taylor <iant@google.com>
23415 * common.opt: Add fmerge-debug-strings.
23416 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23417 flag_merge_debug_strings rather than flag_merge_constants.
23418 * doc/invoke.texi (Option Summary): Mention
23419 -fmerge-debug-strings.
23420 (Debugging Options): Document -fmerge-debug-strings.
23422 2008-01-18 Ian Lance Taylor <iant@google.com>
23425 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23426 (struct tree_function_decl): Add new field operator_new_flag.
23427 * tree-inline.c (expand_call_inline): When inlining a call to
23428 operator new, force the return value to go into a variable, and
23429 set DECL_NO_TBAA_P on that variable.
23430 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23432 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23435 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23436 DWARF2_DEBUGGING_INFO.
23437 (dwarf2out_note_section_used): Ditto. Add prototype.
23438 (have_multiple_function_sections, text_section_used,
23439 cold_text_section_used, *cold_text_sections): Move declarations
23442 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23444 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23445 field and add signal_ra.
23446 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23447 assignments to frame state pc. Move end of stack check after
23448 MD_FALLBACK_FRAME_STATE_FOR.
23449 (uw_update_context_1): Use frame state signal_regs if set, instead
23450 of checking signal_frame flag.
23451 (uw_update_context): Use frame state signal_ra if set.
23452 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23453 * config/xtensa/linux-unwind.h: New file.
23455 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23457 * modulo-sched.c (get_sched_window): Fix comment typo.
23459 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23461 PR tree-optimization/34648
23462 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23464 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23466 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23467 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23469 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23471 PR rtl-optimization/34400
23472 * df-core.c (df_worklist_dataflow_overeager,
23473 df_worklist_dataflow_doublequeue): New functions.
23474 (df_worklist_dataflow): Two different worklist solvers.
23475 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23478 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23481 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23482 and ftree-parallelize-loops.
23484 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23486 PR rtl-optimization/34826
23487 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23489 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23491 * global.c (find_reg): Mark the eh regs as used if necessary.
23492 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23493 * ra.h (struct allocno): no_eh_reg field added. Changed
23494 no_stack_reg type to bitfield.
23496 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23498 * tree.c (substitute_in_expr): Add missing 'break'.
23500 2008-01-17 Richard Guenther <rguenther@suse.de>
23502 PR tree-optimization/34825
23503 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23504 x / x as division to handle.
23506 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23508 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23509 "-pthread" is specified.
23510 * pa-hpux11.h (LIB_SPEC): Likewise.
23512 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23513 Peter Bergner <bergner@vnet.ibm.com>
23515 PR rtl-optimization/33796
23516 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23518 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23520 PR libgfortran/34699
23521 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23523 * pa-hpux10.h (LINK_SPEC): Likewise.
23524 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23526 2008-01-16 Richard Guenther <rguenther@suse.de>
23528 PR middle-end/32628
23529 * fold-const.c (fold_convert_const_int_from_int): Do not
23530 set overflow if that occured only because of a sign extension
23531 change when converting from/to a sizetype with the same
23532 precision and signedness.
23534 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23537 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23538 location address to the correct place. Update copyright year.
23540 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23542 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23543 no dependences in the dependence_relations vector.
23545 2008-01-16 Jan Hubicka <jh@suse.cz>
23547 PR rtl-optimization/31396
23548 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23549 * cfg.c (dump_reg_info): Print it.
23550 * regs.h (struct reg_info_t): add freq_calls_crossed.
23551 (REG_FREQ_CALLS_CROSSED): New macro.
23552 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23553 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23554 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23555 regmove_optimize): Update call crossed frequencies.
23556 * local-alloc.c (struct qty): Add freq_calls_crossed.
23557 (alloc_qty): Copute freq_calls_crossed.
23558 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23559 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23560 * ra.h (struct allocno): Add freq_calls_crossed.
23562 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23564 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23565 libgomp when compiling with ftree-parallelize-loops.
23566 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23568 2008-01-16 Richard Guenther <rguenther@suse.de>
23570 PR tree-optimization/34769
23571 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23572 * tree.c (int_cst_value): Instead make this function more
23573 permissive in what it accepts as valid input. Document this
23574 function always sign-extends the value.
23576 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23577 Richard Guenther <rguenther@suse.de>
23580 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23581 (gimple_fold_indirect_ref_rhs): ... this.
23582 (gimple_fold_indirect_ref): New function with foldings
23583 that preserve lvalueness.
23584 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23585 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23586 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23587 to fold an INDIRECT_REF, fall back to the old use of
23588 fold_indirect_ref_1.
23590 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23592 * tree-data-ref.c (subscript_dependence_tester_1): Call
23593 free_conflict_function.
23594 (compute_self_dependence): Same.
23596 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23599 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23600 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23602 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23603 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23604 for DWARF2_UNWIND_INFO targets.
23606 2008-01-16 Richard Guenther <rguenther@suse.de>
23609 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23610 type qualifiers for function types.
23612 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23614 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23615 loop_iterator li from previous commit.
23617 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23619 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23621 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23623 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23624 (parallelize_loops): Don't parallelize irreducible components.
23626 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23629 * c-opts (c_common_post_options): Do not enable CPP
23630 flag_pedantic_errors by default.
23632 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23634 PR rtl-optimization/31944
23635 * cse.c (remove_pseudo_from_table): New function.
23636 (merge_equiv_classes): Use above function to remove pseudo-registers.
23637 (invalidate): Likewise.
23639 2008-01-13 Richard Guenther <rguenther@suse.de>
23641 PR middle-end/34601
23642 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23643 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23645 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23647 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23648 validate_change to unshare the source of the PC set.
23650 2008-01-12 Jan Hubicka <jh@suse.cz>
23652 PR middle-end/32135
23653 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23654 references above array bounds. This might trigger bounds checks for
23655 pointers to arrays.
23657 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23659 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23660 new_replaceable_dependencies.
23662 2008-01-12 Doug Kwan <dougkwan@google.com>
23664 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23665 instead of OPT_Wreturn_type in warning due to ignored return type
23667 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23668 options included in -Wextra.
23669 * c.opt: New option -Wignored_qualifiers.
23670 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23671 -Wignore_qualifiers.
23672 (-Wignored-qualifiers): Document.
23673 (-Wreturn-type): Remove description of functionality now handled
23674 by -Wignored-qualifiers.
23676 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23679 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23680 NOP_EXPR if it is between integral types with the same precision.
23682 2008-01-12 Jan Hubicka <jh@suse.cz>
23685 * invoke.texi (max-inline-recursive-depth): Fix default value.
23687 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23689 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23692 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23694 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23696 2008-01-11 James E. Wilson <wilson@specifix.com>
23699 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23701 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23703 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23704 save/restore frame pointer register and don't use 'call-prologues'
23705 optimization in function with "OS_task" attribute.
23707 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23709 PR middle-end/31309
23710 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23711 when copying to memory.
23713 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23715 PR rtl-optimization/30905
23716 * cfgcleanup.c: Include dce.h
23717 (crossjumps_occured): New global variable.
23718 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23719 If something changed, set crossjumps_occured to true.
23720 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23721 Don't add/remove fake edges to exit here...
23722 (cleanup_cfg): ...but do it here, when crossjumping.
23723 Run a fast DCE when successful crossjumps occured in the latest
23724 iteration of try_optimize_cfg.
23726 2008-01-11 Richard Guenther <rguenther@suse.de>
23728 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23729 (struct vn_unary_op_s): Likewise.
23730 (vn_reference_insert): Free old reference on hash collision.
23732 2008-01-10 Raksit Ashok <raksit@google.com>
23734 PR rtl-optimization/27971
23735 * combine.c (find_split_point): Split PLUS expressions which are
23736 inside a MEM rtx, and whose first operand is complex.
23738 2008-01-10 DJ Delorie <dj@redhat.com>
23740 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23741 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23742 (m32c_hard_regno_ok): Call the underlying function.
23744 2008-01-10 Richard Guenther <rguenther@suse.de>
23746 PR middle-end/34683
23747 * tree-cfg.c (tree_merge_blocks): Do not go through the
23748 full-blown folding and stmt updating path if we just deal
23749 with virtual operands.
23750 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23751 test for abnormal SSA_NAMEs.
23753 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23755 PR middle-end/34641
23756 * reload.c (push_reload): Add assertions. All constants from
23757 reg_equiv_constant should have been used for replacing the respective
23759 (find_reloads_address): Invoke find_reloads_address_part for
23760 constant taken from the reg_equiv_constant array.
23762 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23764 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23765 field (valnum) the first in the struct. Replace bools with
23768 2008-01-10 Richard Guenther <rguenther@suse.de>
23770 PR tree-optimization/34651
23771 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23772 types and ordering for masking and converting.
23774 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23776 PR tree-optimization/34017
23777 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23778 also for PHI_NODE expressions.
23780 2008-01-09 Jan Hubicka <jh@suse.cz>
23782 PR tree-optimization/34708
23783 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23784 based on number of case labels.
23785 (init_inline_once): Remove switch_cost.
23786 * tree-inline.h (eni_weights_d): Remove switch_cost.
23788 2008-01-09 Richard Guenther <rguenther@suse.de>
23789 Andrew Pinski <andrew_pinski@playstation.sony.com>
23791 PR middle-end/30132
23792 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23793 temporary if an rvalue is ok or an lvalue is not required.
23795 2008-01-09 Richard Guenther <rguenther@suse.de>
23797 PR middle-end/34458
23798 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23799 adjust return type.
23801 2008-01-09 Richard Guenther <rguenther@suse.de>
23803 PR middle-end/34679
23804 * tree.c (host_integerp): Check for sizetype only if the
23805 type is an integer type.
23807 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23810 * opts.c (decode_options): Disable inlining of functions called
23811 once if not in unit-at-a-time mode.
23813 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23815 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23817 2008-01-08 Richard Guenther <rguenther@suse.de>
23819 PR middle-end/31863
23820 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23821 out early if the result will be unused.
23823 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23828 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23829 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23832 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23834 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23835 for vectorization tuned.
23837 2008-01-08 Richard Guenther <rguenther@suse.de>
23839 PR tree-optimization/34683
23840 * tree-ssa-operands.c (operand_build_cmp): Export.
23841 * tree-ssa-operands.h (operand_build_cmp): Declare.
23842 * tree-vn.c (vuses_compare): Remove.
23843 (sort_vuses): Use operand_build_cmp.
23844 (sort_vuses_heap): Likewise.
23845 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23846 to re-use old VEC if available. Do not sort already sorted VUSEs.
23847 (vdefs_to_vec): Do not sort already sorted VDEFs.
23849 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23851 PR middle-end/34694
23852 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23854 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23857 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23858 limitations of reciprocal sequences on x86 targets.
23860 2008-01-08 Richard Guenther <rguenther@suse.de>
23862 PR tree-optimization/34683
23863 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23865 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23868 * config/darwin.c (darwin_mergeable_string_section): Don't use
23869 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23871 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23874 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23875 negxf2. Macroize expander using X87MODEF mode iterator. Change
23876 predicates of op0 and op1 to register_operand.
23877 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23878 expander using X87MODEF mode iterator. Change predicates of
23879 op0 and op1 to register_operand.
23880 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23881 corresponding patterns and macroize using MODEF macro. Change
23882 predicates of op0 and op1 to register_operand and remove
23883 "m" constraint. Disparage "r" alternative with "!".
23884 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23885 macroize using X87MODEF macro. Change predicates of op0 and op1
23886 to register_operand and remove "m" constraint. Disparage "r"
23887 alternative with "!".
23888 (absneg splitter with memory operands): Remove.
23889 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23890 patterns and macroize using X87MODEF mode iterator.
23891 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23892 Change predicate of op1 to register_operand.
23893 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23894 for memory operands.
23896 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23898 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23900 2008-01-07 Richard Guenther <rguenther@suse.de>
23902 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23905 2008-01-07 Richard Guenther <rguenther@suse.de>
23907 PR tree-optimization/34683
23908 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23909 VOPs of the needed size to save memory. Use VEC_quick_push
23910 to save compile-time.
23911 (vdefs_to_vec): Likewise.
23913 2008-01-07 Sa Liu <saliu@de.ibm.com>
23915 * config/spu/spu.md (divdf3): Genetate inline code for double
23916 division. The implementation doesn't handle INF or NAN, therefore it
23917 only applies when -ffinite-math-only is given.
23919 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23922 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23923 * doc/cpp.texi ([Common Predefined Macros]): Document.
23925 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23927 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23928 order to use commutative addition instead of subtraction.
23930 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23931 Mircea Namolaru <namolaru@il.ibm.com>
23932 Vladimir Yanovsky <yanov@il.ibm.com>
23933 Revital Eres <eres@il.ibm.com>
23935 PR tree-optimization/34263
23936 * tree-outof-ssa.c (process_single_block_loop_latch,
23937 contains_tree_r): New functions.
23938 (analyze_edges_for_bb): Call process_single_block_loop_latch
23939 function to empty single-basic-block latch block if possible.
23941 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23943 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23945 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23947 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23949 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23951 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23953 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23955 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23957 PR tree-optimization/34618
23958 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23961 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23964 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23965 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23966 Update copyright year.
23968 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23969 Update copyright year.
23970 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23973 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23975 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23976 edge does not point to current bb before changing need_assert.
23978 2008-01-04 Richard Guenther <rguenther@suse.de>
23980 PR middle-end/34029
23981 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23982 for verifying purposes if they are is_gimple_min_invariant.
23984 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23986 PR tree-optimization/34448
23987 PR tree-optimization/34465
23988 * gimplify.c (gimplify_init_constructor): Add new parameter
23989 notify_temp_creation. Use it.
23990 (gimplify_modify_expr_rhs): Take volatiles into account when
23991 optimizing constructors.
23992 Do not optimize constructors if gimplify_init_constructor will dump to
23994 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23995 * gcc.c-torture/compile/pr34448.c: New.
23997 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23999 PR gcov-profile/34609
24000 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24001 return_slot if result is TREE_ADDRESSABLE.
24003 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24005 * config/mips/mips.md (sqrt_condition): Tweak comment.
24006 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24008 2008-01-03 Tom Tromey <tromey@redhat.com>
24011 * c-common.c (c_type_hash): Handle VLAs.
24013 2008-01-03 Jan Hubicka <jh@suse.cz>
24015 PR tree-optimization/31081
24016 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24017 0 when inlining and not inlining to first basic block.
24018 (remap_decl): When var is initialized to 0, don't set default_def.
24019 (expand_call_inline): Set entry_bb.
24020 * tree-inline.h (copy_body_data): Add entry_bb.
24022 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24025 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24028 PR tree-optimization/29484
24029 * tree-inline.c (inline_forbidden_p_2): New function.
24030 (inline_forbidden_p): Disallow inlining if some static var
24031 has an address of a local LABEL_DECL in its initializer.
24032 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24035 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24037 PR tree-optimization/34635
24038 * tree-data-ref.c (add_other_self_distances): Make sure that the
24039 evolution step is constant.
24041 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24043 PR middle-end/34608
24044 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24046 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24048 * tree-sra.c (scalarize_init): Insert the generate_element_init
24049 statements after the generate_element_zero statements.
24051 2008-01-02 Richard Guenther <rguenther@suse.de>
24053 PR middle-end/34093
24054 PR middle-end/31976
24055 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24056 for very large number of operands instead of ICEing.
24058 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24061 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24062 while stack probing.
24064 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24066 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24069 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24071 PR libmudflap/26442
24072 * tree-mudflap.c (mx_register_decls): Guard warning by
24073 !DECL_ARTIFICIAL check.
24075 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24077 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24078 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24079 sse5_perm<mode>): Fix constraints.