1 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
5 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
6 (ira_compress_allocno_live_ranges): New prototype.
8 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
9 (coalesced_allocnos_living_at_program_points): New.
10 (coalesced_allocnos_live_at_points_p,
11 set_coalesced_allocnos_live_points): New functions.
12 (coalesce_spill_slots): Rewrite.
14 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
15 ira_compress_allocno_live_ranges): New functions.
17 * ira-build.c (ira_flattening): Call
18 ira_compress_allocno_live_ranges.
21 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
23 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
26 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
28 * combine.c (make_compound_operation): Handle the 'E' format.
29 (count_rtxs): Likewise.
30 (update_table_tick): Likewise.
31 (get_last_value_validate): Likewise.
33 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
35 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
37 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
39 * matrix-reorg.c (transform_allocation_sites): Initializers
40 added to avoid the warning.
42 2008-09-25 Martin Jambor <mjambor@suse.cz>
44 * cgraph.c (free_nodes): New variable.
45 (NEXT_FREE_NODE): New macro.
46 (cgraph_create_node): Reuse nodes from the free list. Do not
47 update uid if doing so.
48 (cgraph_remove_node): Add the node to the free list.
50 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
52 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
54 2008-09-24 Richard Henderson <rth@redhat.com>
56 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
57 * unwind-dw2.c (execute_stack_op): Handle it.
59 2008-09-24 David Edelsohn <edelsohn@gnu.org>
62 2008-09-24 Michael J. Eager <eager@eagercon.com>
64 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
66 * c-common.c (fname_decl): New location argument.
67 * c-common.h (fname_decl): Same.
68 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
70 (c_parser_typeof_specifier): Same.
71 (c_parser_parms_list_declarator): Same.
72 (c_parser_asm_string_literal): Same.
73 (c_parser_compound_statement_nostart): Same.
74 (c_parser_label): Same.
75 (c_parser_do_statement): Same.
76 (c_parser_asm_statement): Same.
77 (c_parser_unary_expression): Same.
78 (c_parser_sizeof_expression): Same.
79 (c_parser_postfix_expression): Same.
80 (c_parser_pragma): Same.
81 (c_parser_omp_clause_collapse): Same.
82 (c_parser_omp_clause_num_threads): Same.
83 (c_parser_omp_clause_schedule): Same.
84 (c_parser_omp_all_clauses): Same.
85 (c_parser_omp_sections_scope): Same.
86 (c_parser_omp_for_loop): Same. Pass condition's location to
87 c_objc_common_truthvalue_conversion.
88 (c_parser_enum_specifier): Remove comment.
90 2008-09-24 Michael J. Eager <eager@eagercon.com>
92 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
94 * config/rs6000/rs6000.c (rs6000_override_options): Move
95 rs6000_init_hard_regno_mode_ok after all options changed.
96 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
97 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
98 -msimple-fpu flags. Add warning messages if single FP not configured.
99 (rs6000_file_start): Output gnu_attribute for single-float.
100 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
101 (rs6000_legitimize_address): Likewise.
102 (rs6000_legitimize_reload_address): Likewise.
103 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
105 (function_arg_advance): Likewise.
106 (function_arg): Likewise.
107 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
108 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
110 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
111 (rs6000_emit_prologue): Likewise.
112 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
114 (rs6000_libcall_value): Likewise.
115 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
116 (TARGET_DOUBLE_FLOAT): New default to 1
117 (TARGET_SIMPLE_FPU): New default to 0
118 (TARGET_SINGLE_FPU): New default to 0
119 (TARGET_SINGLE_FLOAT_MODE): New.
120 (TARGET_DOUBLE_FLOAT_MODE): New.
121 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
122 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
124 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
125 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
126 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
127 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
128 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
129 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
130 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
131 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
132 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
133 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
134 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
135 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
136 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
137 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
138 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
139 cmptf_internal1, *cmptf_internal2): Condition on
141 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
142 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
143 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
144 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
145 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
146 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
148 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
149 * config/rs6000/rs6000.opt (-msingle-float): New.
150 (-mdouble-float): New.
152 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
153 -msingle-float, -mdouble-float, -msimple-fpu options.
154 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
155 _SOFT_DOUBLE for -msingle-float.
156 * config.gcc: New config for target=powerpc-xilinx-eabi.
158 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
160 * config/sparc/constraints.md: New file.
161 * config/sparc/sparc.md: Include it.
162 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
163 (sparc_extra_constraint_check): Delete.
164 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
165 (memory_ok_for_ldd): New predicate.
166 (sparc_extra_constraint_check): Delete.
167 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
168 (CONST_OK_FOR_LETTER_P): Likewise.
169 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
170 (EXTRA_CONSTRAINT): Likewise.
172 2008-08-23 Steve Ellcey <sje@cup.hp.com>
174 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
176 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
178 * alias.c (find_base_value): Use FIND_BASE_TERM.
179 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
181 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
183 * config/i386/i386.c: Include cselib.h.
184 (ix86_pic_register_p): New function.
185 (ix86_delegitimize_address): Use it to check for the PIC register.
187 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
189 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
190 * config/i386/i386.c (ix86_find_base_term): Don't check for
191 SYMBOL_REF and LABEL_REF.
193 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
195 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
196 constant PLUS in a CONST.
198 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
200 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
201 check for sibcall support for w64.
203 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
205 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
207 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
209 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
210 parser_build_binary_op.
211 * c-decl.c (build_enumerator): Pass location to build_binary_op.
212 * c-typeck.c (build_array_ref): Same.
213 (parser_build_unary_op): New location argument.
214 (pointer_diff): Pass location to build_binary_op,
215 c_objc_common_truthvalue_conversion.
216 (build_modify_expr): Same.
217 (build_unary_op): New location argument.
218 (build_binary_op): New location argument.
219 (c_objc_common_truthvalue_conversion): Pass location to
220 c_*common_truthvalue_conversion.
221 * c-convert.c (convert): Same.
222 * c-common.c (binary_op_error): New location argument.
223 (pointer_int_sum): Pass location to build_binary_op.
224 (c_common_truthvalue_conversion): New location argument.
225 (warn_for_sign_compare): Same.
226 * c-common.h: Add location argument to c_common_truthvalue_conversion,
227 binary_op_error, build_binary_op, warn_for_sign_compare.
228 * c-parser.c (c_parser_condition): Pass location to
229 c_*common_truthvalue_conversion.
230 (c_parser_conditional_expression): Save condition's location and pass
232 (c_parser_binary_expression): Same, but for the binary operator's
234 (c_parser_omp_for_loop): Pass location to
235 c_objc_common_truthvalue_conversion.
237 2008-09-23 Martin Jambor <mjambor@suse.cz>
239 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
240 (cgraph_node_remove_callees): New temporary f. Hold the next item
242 (cgraph_node_remove_callers): Likewise.
244 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
245 (ipa_node_removal_hook): Likewise.
247 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
248 gimple_call_copy_skip_args and moved to the gimple_call section.
249 * gimple.c (gimple_copy_call_skip_args): Renamed to
250 gimple_call_copy_skip_args. Changed al users.
252 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
254 * ira-color.c (start_allocno_priorities): Rename to
255 setup_allocno_priorities. Use costs and
256 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
257 range lengths. Get rid off doubles.
258 (ira_fast_allocations): Call start_allocno_priorities.
260 2008-09-22 David Daney <ddaney@avtrex.com>
263 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
264 register if TARGET_LONG_CALLS.
266 2008-09-22 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/37145
269 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
270 value-numbering union accesses with their offset and size only.
271 (visit_reference_op_load): Fix simplification of inserted conversions.
272 * tree-ssa-pre.c (find_or_generate_expression): Do not
273 recursively generate expressions if running FRE.
275 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
277 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
278 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
279 *baddu_di<mode>): New patterns.
281 2008-09-22 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/37145
284 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
285 (phi_translate_1): Constant fold references.
287 2008-09-22 Ira Rosen <irar@il.ibm.com>
289 PR tree-optimization/37482
290 * tree-vectorizer.h (struct _slp_instance): Add new field.
291 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
292 (get_earlier_stmt): New function.
293 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
295 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
296 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
297 asserts that GSI points to the scalar statement being vectorized.
298 Set new statement location according to GSI.
299 (vect_schedule_slp_instance): Use GSI of
300 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
302 2008-09-21 Jan Hubicka <jh@suse.cz>
304 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
305 (ipcp_insert_stage): Update dead_nodes bitmap.
307 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
310 * config/i386/t-cygming (SHLIB_LC): Remove.
311 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
312 * config/i386/t-cygwin (SHLIB_LC): Specify all required
315 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
319 * final.c (mark_symbol_ref_as_used): New helper function.
320 (output_operand): Instead of just looking inside MEMs for
321 SYMBOL_REFs, use new helper function and for_each_rtx.
322 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
323 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
324 Make head comment more general.
325 * config/darwin.c (machopic_output_indirection): Handle weak
326 references here, like in assemble_external.
328 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
330 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
331 (sparc_emit_float_lib_cmp): Change return type.
332 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
333 (gen_compare_operator): New function.
334 (sparc_emit_float_lib_cmp): Return the new operator to be used in
335 the comparison sequence. Minor tweaks.
336 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
337 that the final operator and the result of sparc_emit_float_lib_cmp
338 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
339 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
340 buneq, bunge, bunle, bltgt): Assert that the final operator and the
341 result of sparc_emit_float_lib_cmp match for software TFmode.
342 (movqicc, movhicc, movsicc, movdicc): Merge into...
343 (mov<I:mode>cc): ...this.
344 (movsfcc, movdfcc, movtfcc): Merge into...
345 (mov<F:mode>cc): ...this.
346 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
348 (mov<I:mode>_cc_v9): ...this.
349 (movdi_cc_sp64_trunc): Delete.
350 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
351 movdi_cc_reg_sp64): Merge into...
352 (mov<I:mode>_cc_reg_sp64): ...this.
353 (movsf_cc_sp64): Rename into...
354 (movsf_cc_v9): ...this.
355 (movdf_cc_sp64): Rename into...
356 (movdf_cc_v9): ...this.
357 (movtf_cc_hq_sp64): Rename into...
358 (movtf_cc_hq_v9): ...this.
359 (movtf_cc_sp64): Rename into...
360 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
362 2008-09-21 Diego Novillo <dnovillo@google.com>
364 * doc/gccint.texi: Include generic.texi and gimple.texi.
366 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
367 (GIMPLE): Move to gimple.texi.
368 (Annotations): Remove references to to stmt_ann_t and
370 (SSA Operands): Rename from 'Statement Operands'.
371 * doc/generic.texi: New.
372 * doc/gimple.texi: New.
373 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
375 * Makefile.in (TEXI_GCCINT_FILES):
376 * gimple.c (gimple_copy_call_skip_args): Rename from
377 giple_copy_call_skip_args. Update all users.
378 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
380 2008-09-21 Ira Rosen <irar@il.ibm.com>
382 PR tree-optimization/37539
383 * tree-vect-transform.c (vect_transform_strided_load): Save vector
384 statement in related statement field only for the first load of the
385 group of loads with the same data reference.
387 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
389 * config/mips/mips.h (TUNE_OCTEON): New macro.
390 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
391 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
392 * config/mips/octeon.md: New file.
393 * config/mips/mips.md: Include octeon.md. Restore
394 semi-alphabetical order of include files.
396 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
399 * config/i386/i386.md (*jcc_fused_1): Removed.
400 (*jcc_fused_2): Likewise.
401 (*jcc_fused_3): Likewise.
402 (*jcc_fused_4): Likewise.
404 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
406 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
407 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
408 * target.h (gcc_target): Add ira_cover_classes.
409 * ira.c: Remove IRA_COVER_CLASSES guards.
410 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
411 instead of IRA_COVER_CLASSES.
412 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
413 (setup_class_translate): Likewise.
414 (setup_reg_class_intersect_union): Likewise.
415 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
416 test of targetm.ira_cover_classes.
417 * opts.c (decode_options): Use targetm.ira_cover_classes instead
418 of IRA_COVER_CLASSES.
419 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
420 (TARGET_INITIALIZER): Include it.
421 * targhooks.h (default_ira_cover_classes): Declare.
422 * targhooks.c (default_ira_cover_classes): New function.
424 2008-09-19 Bob Wilson <bob.wilson@acm.org>
426 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
428 2008-09-19 Ian Lance Taylor <iant@google.com>
430 * varasm.c (narrowing_initializer_constant_valid_p): Return
431 NULL_TREE if ENDTYPE is not an integer.
433 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
436 * tree-ssa.c (execute_update_addresses_taken): Also update
437 DECL_GIMPLE_REG_P for vector and complex types.
439 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
440 Jan Hubicka <jh@suse.cz>
443 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
444 empty before freeing them.
445 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
447 2008-09-18 Bob Wilson <bob.wilson@acm.org>
449 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
450 * config/xtensa/predicates.md (tls_symbol_operand): New.
451 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
452 (TARGET_CANNOT_FORCE_MEM): Define.
453 (xtensa_tls_symbol_p): New.
454 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
455 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
456 (xtensa_tls_module_base): New.
457 (xtensa_call_tls_desc): New.
458 (xtensa_legitimize_tls_address): New.
459 (xtensa_legitimize_address): Handle TLS symbols.
460 (xtensa_tls_referenced_p_1): New.
461 (xtensa_tls_referenced_p): New.
462 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
463 (XTENSA_BUILTIN_THREAD_POINTER): New.
464 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
465 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
466 Add declarations for __builtin_thread_pointer and
467 __builtin_set_thread_pointer.
468 (xtensa_fold_builtin): Recognize new builtins.
469 (xtensa_expand_builtin): Expand new builtins.
470 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
471 (TARGET_THREADPTR): Define.
472 (HAVE_AS_TLS): Define default value.
473 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
474 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
475 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
476 (UNSPECV_SET_TP): New.
477 (sym_TPOFF, sym_DTPOFF): New.
478 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
479 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
480 * configure: Regenerated.
482 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
485 * config/ia64/ia64.c (ia64_optimization_options): Move
486 checking and setting flag_schedule_insns_after_reload and
487 ia64_flag_schedule_insns2 back to ...
488 (ia64_override_options): Here.
490 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
493 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
494 zero extend count after the correction to it is done.
495 (doloop_optimize): Update call to doloop_modify, don't zero extend
498 2008-09-18 Martin Jambor <mjambor@suse.cz>
500 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
502 * ipa-prop.c: Correct comments.
503 * ipa-prop.h: Likewise.
505 2008-09-18 Jan Hubicka <jh@suse.cz>
508 * ipa-reference.c (ipa_reference_local_vars_info_d,
509 ipa_reference_global_vars_info_d,
510 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
511 ipa_reference_vars_info_t): Move here from ipa-reference.h
512 (node_duplication_hook_holder, node_removal_hook_holder): New.
513 (get_reference_vars_info_from_cgraph): Rename to ...
514 (get_reference_vars_info): ... this one, use cgraph uids.
515 (get_local_reference_vars_info, get_global_reference_vars_info):
516 Use cgraph instead of decl.
517 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
518 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
519 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
521 (check_call): Simplify avail check.
522 (scan_stmt_for_static_refs): Update.
523 (propagate_bits): Update.
524 (merge_callee_local_info): Remove.
525 (init_function_info): Use cgraph nodes.
526 (clean_function_local_data): Break out from ...
527 (clean_function): ... here.
528 (copy_local_bitmap, copy_global_bitmap): New functions.
529 (duplicate_node_data, remove_node_data): New functions.
530 (generate_summary): Register hooks; use visibility instead of
532 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
533 * ipa-reference.h (ipa_reference_local_vars_info_d,
534 ipa_reference_global_vars_info_d,
535 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
536 ipa_reference_vars_info_t): Move to ipa-reference.c
537 (ipa_reference_get_read_local, ipa_reference_get_written_local):
539 (ipa_reference_get_read_global, ipa_reference_get_written_global,
540 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
542 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
543 (init_state): Remove.
544 (node_duplication_hook_holder, node_removal_hook_holder): New.
545 (get_function_state, set_function_state): Use VECtor.
546 (analyze_function): Check body availability.
547 (add_new_function): Likewise.
548 (duplicate_node_data, remove_node_data): New.
549 (generate_summary): Register hooks; do not care about clones.
550 (propafate): Do not care about clones; recursive functions are not looping.
551 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
552 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
553 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
555 * tree-flow.h (function_ann_d): Remove reference_vars_info.
556 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
557 ipa-reference accesors.
559 2008-09-18 Simon Baldwin <simonb@google.com>
561 * c-opts.c (c_common_handle_option): Add handling for
562 -Wbuiltin-macro-redefined command line option.
563 * c.opt: Added builtin-macro-redefined option.
564 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
567 2008-09-18 Richard Guenther <rguenther@suse.de>
569 PR tree-optimization/37258
570 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
571 and signedness for integral types.
572 (vn_phi_eq): Require compatible types.
574 2008-09-18 Jakub Jelinek <jakub@redhat.com>
577 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
578 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
580 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
581 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
582 ggc_free other TREE_LIST nodes from that chain.
583 * function.c (instantiate_decls): Instantiate also DECL_RTL
584 of vars in cfun->local_decls, free that list afterwards.
586 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
588 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
589 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
591 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
593 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
594 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
596 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
598 PR tree-optimization/37102
599 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
600 from a node. Check to see if another PHI is dead.
601 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
602 remove real PHIs which have no uses.
603 (rewrite_out_of_ssa): Call eliminate_useless_phis.
605 2008-09-18 Richard Guenther <rguenther@suse.de>
608 * tree-cfg.c (remove_useless_stmts_1): Remove
609 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
611 2008-09-18 Nick Clifton <nickc@redhat.com>
613 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
614 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
615 to frv_secondary_reload_class.
616 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
617 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
618 (frv_secondary_reload_class): Omit unused parameter.
619 (frv_secondary_reload): New function. Handle the case when
620 secondary_reload_class() is called before the reload_(in|out)
621 _optabs have been initialised.
622 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
624 * config/frv/frv.md: Define an exclusion set between fr550_m0
627 2008-09-18 Richard Guenther <rguenther@suse.de>
629 PR tree-optimization/37456
630 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
631 want to insert after ends a BB insert on the single fallthru
634 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
636 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
637 Mention -march=z9-109, z9-ec and z10.
639 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
641 PR rtl-optimization/37544
642 * regrename.c (maybe_mode_change): Exit early when copy_mode
643 is narrower than orig_mode and narrower than new_mode.
645 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
648 * sched-int.h (struct _haifa_insn_data): Remove unused field
651 * sched-rgn.c (ref_counts): Remove.
652 (insn_referenced): New static variable.
653 (INSN_REF_COUNT): Remove.
654 (sched_run_compute_dependencies): Use insn_referenced instead of
656 (add_branch_dependences): Likewise. Delete dead assignment.
658 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
660 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
661 consumer is an asm. Add comment why this is important.
662 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
663 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
666 2008-09-17 Joseph Myers <joseph@codesourcery.com>
668 * expr.c (emit_group_store): Do not shift before moving via a
671 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
673 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
674 from aggregate to non-aggregate type if the bit pattern is not fully
675 preserved afterwards.
677 2008-09-17 Richard Guenther <rguenther@suse.de>
679 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
680 (verify_gimple_assign): ... this. Split into ...
681 (verify_gimple_assign_unary): ... this,
682 (verify_gimple_assign_binary): ... that,
683 (verify_gimple_assign_single): ... and this.
684 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
685 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
686 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
687 (verify_types_in_gimple_reference): Be forgiving with
689 (verify_gimple_phi): Deal with virtual operands.
691 * tree.def (PREDICT_EXPR): Change to tcc_expression.
693 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
695 * tree.c (get_callee_fndecl): Don't call the language hook.
696 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
697 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
698 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
700 2008-09-17 Jakub Jelinek <jakub@redhat.com>
702 * tree.c (protected_set_expr_location): Don't unnecessarily
703 check for error_mark_node.
705 2008-09-17 Art Haas <ahaas@impactweather.com>
707 * ipa-reference.c (analyze_function): Declare step only if
708 ENABLE_CHECKING is defined.
710 2008-09-17 Jan Hubicka <jh@suse.cz>
713 * tree.h (DECL_INLINE): remove.
714 (DECL_DECLARED_INLINE_P): Update docs.
715 (DECL_NO_INLINE_WARNING_P): new.
716 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
717 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
719 2008-09-17 Jakub Jelinek <jakub@redhat.com>
720 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
723 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
726 2008-09-17 Jan Hubicka <jh@suse.cz>
728 * ipa-reference.c (ipa_obstack): Remove.
729 (local_info_obstack, global_info_obstack): New.
730 (add_static_var): We now handle variables only.
731 (mark_address_taken, mark_load, mark_store): New functions based on ...
732 (check_operand): ... remove.
733 (get_asm_stmt_operands): Rename to ...
734 (check_asm_memory_clobber): ... this. Look only for memory clobber.
735 (scan_stmt_for_static_refs): Rewrite.
736 (scan_op_for_static_refs): Rename to ...
737 (scan_initializer_for_static_refs): do not look for VAR_DECL
738 initializers; stop recursion on types and decls.
739 (ipa_init): Use proper obstacks.
740 (analyze_variable): Use scan_initializer_for_static_refs.
741 (init_function_info): Use local obstack.
742 (analyze_function): Simplify.
743 (add_new_function): We don't need visited_nodes obstack.
744 (generate_summary): Use proper obstacks; cleanup after propagation.
746 2008-09-17 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/37491
750 * alias.c (get_alias_set): Use the canonical type.
751 * tree-vect-transform.c (vectorizable_store): Use the type of
752 the lhs for the vector type. Adjust checking.
753 (vectorizable_load): Adjust checking.
755 2008-09-16 Jakub Jelinek <jakub@redhat.com>
756 Adam Nemet <anemet@caviumnetworks.com>
758 PR rtl-optimization/37483
759 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
760 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
761 Rearrange code to better match the original comment. Check
762 t_unconditional first. Improve comment.
764 2008-09-16 Jakub Jelinek <jakub@redhat.com>
767 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
768 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
771 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
772 GIMPLE_TRY if cleanup sequence is empty.
774 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
777 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
778 eliminate IV if the cost are the same.
780 2008-09-16 Richard Guenther <rguenther@suse.de>
783 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
786 2008-09-16 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/37508
789 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
791 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
793 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
795 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
797 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
798 use gen_floatdidf2 directly.
799 (floatunssidf2): Likewise.
800 (floatsidf_ppc64_mfpgpr): Remove.
801 (floatsidf_ppc64): Remove.
802 (floatunssidf_ppc64): Remove.
804 2008-09-15 Jakub Jelinek <jakub@redhat.com>
806 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
807 rather than update_cost_queue.
809 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
810 in every call starting with the second one, instead of only when
811 alias_bitmap_obstack.elements != NULL.
813 * tree-predcom.c (filter_suitable_components): Free all refs in
814 act->refs vector before calling release_component.
815 (add_ref_to_chain): Free ref if not adding it to chain->refs.
817 * tree-data-ref.c (free_subscripts): Free all subscript objects.
819 * tree-loop-linear.c (linear_transform_loops): Initialize
820 lambda_obstack only after calling perfect_loop_nest_depth.
821 Goto free_and_continue instead of just continue for later failures.
824 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
827 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
829 2008-09-14 Andreas Schwab <schwab@suse.de>
831 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
833 2008-09-14 Jan Hubicka <jh@suse.cz>
835 * invoke.texi (-fconserve-stack): Document.
836 * opts.c (decode_options): Handle conserve_stack.
837 * common.opt (fconvserve_stack): New.
839 2008-09-14 David Edelsohn <edelsohn@gnu.org>
841 * config.host: Add x-aix to host_xmake_file.
842 * config/rs6000/t-aix52: Do not override LDFLAGS.
843 * config/rs6000/x-aix: New file.
845 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
851 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
852 is not recognized as a valid register usage. Allow REG_X to be used
854 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
855 forces a reload when using a base register.
857 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
859 * config/i386/cygming-crtend.c (register_frame_ctor): If
860 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
861 directly with atexit.
862 (deregister_frame_ctor): Rename to ...
863 (deregister_frame_dtor): Use to call __gcc_deregister_frame
864 if !DEFAULT_USE_CXA_ATEXIT.
866 2008-09-13 Jan Hubicka <jh@suse.cz>
868 * cgraph.c: Include value-prof.h
869 * Makefile.in (cgraph.o): Add value-prof.h dependency.
871 2008-09-13 Jan Hubicka <jh@suse.cz>
874 * tree-profile.c (add_abnormal_goto_call_edges): New function.
875 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
876 tree_gen_one_value_profiler, tree_gen_average_profiler,
877 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
879 2008-09-13 Jan Hubicka <jh@suse.cz>
881 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
882 too many bytes on misalligned blocks.
884 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
886 * doc/cfg.texi: Fix some typos.
887 * doc/extend.texi: Likewise.
888 * doc/install.texi: Likewise.
889 * doc/invoke.texi: Likewise.
890 * doc/rtl.texi: Likewise.
891 * doc/tree-ssa.texi: Likewise.
893 2008-09-13 Richard Guenther <rguenther@suse.de>
896 * tree-nested.c (finalize_nesting_tree_1): Generate valid
897 gimple stores for memory rhs.
899 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
901 PR rtl-optimization/37489
902 * cse.c (fold_rtx): Don't return const_true_rtx for float
903 compare if FLOAT_STORE_FLAG_VALUE is undefined.
905 2008-09-13 Jan Hubicka <jh@suse.cz>
907 PR tree-optimization/37392
908 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
910 2008-09-13 Martin Jambor <mjambor@suse.cz>
911 Jan Hubicka <jh@suse.cz>
913 * cgraph.c (free_edges): New variable.
914 (NEXT_FREE_EDGE): New macro.
915 (cgraph_free_edge): New function.
916 (cgraph_remove_edge): Call cgraph_remove_edge_1.
917 (cgraph_node_remove_callees): Likewise.
918 (cgraph_node_remove_callers): Likewise.
919 (cgraph_create_edge): Reuse edges from the free list. Do not
920 update uid if doing so.
921 (cgraph_remove_*_hook): Add free call.
923 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
925 * ira-color.c (conflict_allocno_vec): Delete.
926 (update_cost_queue_elem): New structure.
927 (update_cost_queue): New variable.
928 (update_cost_queue_tail): Likewise.
929 (update_cost_queue_elems): Likewise.
930 (allocno_update_cost_check): Delete.
931 (initiate_cost_update): Allocate update_cost_queue_elems
932 instead of allocno_update_cost_check.
933 (finish_cost_update): Update the free()s accordingly.
934 (start_update_cost): New function.
935 (queue_update_cost): Likewise.
936 (get_next_update_cost): Likewise.
937 (update_copy_costs_1): Inline into...
938 (update_copy_costs): ...here. Use a queue instead of recursive calls.
939 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
940 once we've established they are equal. Don't allocate update
941 costs if there is nothing to add to them.
942 (update_conflict_hard_regno_costs): Remove ALLOCNO and
943 DIVISOR arguments. Use a queue instead of recursive calls;
944 process all the allocnos in the initial queue, rather than
946 (assign_hard_reg): Use queue_update_cost instead of
947 conflict_allocno_vec. Queue coalesced allocnos instead
948 of calling update_conflict_hard_regno_costs for each one.
949 Just call update_conflict_hard_regno_costs once for the
951 (ira_color): Remove conflict_allocno_vec handling.
953 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
955 PR tree-optimization/37484
956 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
957 (save_var_name): Same.
958 (initialize_cloog_names): Same.
959 (initialize_cloog_names): Same.
961 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
963 * tree-scalar-evolution.c (set_instantiated_value): Set
966 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
970 * ira-build.c (common_loop_tree_node_dominator): Remove.
971 (copy_live_ranges_to_removed_store_destinations): New function.
972 (regno_top_level_allocno_map): Move to top level from ...
973 (ira_flattening): ... here. Use
974 copy_live_ranges_to_removed_store_destinations.
976 * ira-emit.c (generate_edge_moves): Fix a comment.
978 2008-09-12 Anatoly Sokolov <aesok@post.ru>
981 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
982 scratch register after 'set' pattern.
984 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
986 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
987 information passed to mark_reg_pointer.
988 * explow.c (force_reg): Likewise.
990 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
992 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
993 when building for the celledp architecture.
995 2008-09-12 Richard Guenther <rguenther@suse.de>
997 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
999 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1001 PR rtl-optimization/37424
1002 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1003 the regnos instead of the addresses.
1005 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1007 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1009 2008-09-11 Richard Guenther <rguenther@suse.de>
1011 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1012 entering the weaker equivalence recording.
1014 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1016 2008-09-11 Jeff Law <law@redhat.com>
1018 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1019 by assign_stack_local on the IRA path for stack slot sharing
1020 as well as the non-IRA path.
1022 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.h: Fix whitespace issues.
1026 2008-09-11 Martin Jambor <mjambor@suse.cz>
1028 * ipa-prop.h (struct ipa_param_flags): Removed.
1029 (struct ipa_param_descriptor): New structure.
1030 (struct ipa_node_params): ipcp_lattices, param_decls and
1031 param_flags moved to ipa_param_description.
1032 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1033 descriptors. Renamed all users.
1034 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1035 changed to access descriptors. Renamed all users.
1036 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1037 to access descriptors. Renamed all users.
1038 * ipa-cp.c (ipcp_init_cloned_node): Call
1039 ipa_initialize_node_params instead of ipa_count_formal_params and
1040 ipa_create_param_decls_array.
1041 (ipcp_analyze_node): Likewise.
1042 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1043 descriptors. Renamed all users.
1044 (ipcp_initialize_node_lattices): Remove allocation.
1045 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1046 ipa_initialize_node_params instead of ipa_count_formal_params and
1047 ipa_create_param_decls_array.
1048 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1049 ipa_populate_param_decls, made static, added parameter info,
1050 renamed mt to node, removed allocation, changed to use
1052 (ipa_count_formal_params): Made static, added parameter info,
1054 (ipa_initialize_node_params): New function.
1055 (ipa_check_stmt_modifications): Changed to use descriptors.
1056 (ipa_detect_param_modifications): Removed allocation, changed to
1058 (ipa_note_param_call): Changed to use descriptors.
1059 (ipa_analyze_params_uses): Removed allocation.
1060 (ipa_free_node_params_substructures): Changed to use descriptors.
1061 (ipa_edge_duplication_hook): Use the unused attribute.
1062 (ipa_node_duplication_hook): Use the unused attribute, changed to
1063 use descriptors, changed to duplicate descriptors.
1065 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1066 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1067 indirect inlining. Made static.
1068 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1069 functions called only once.
1070 (cgraph_decide_recursive_inlining): Don't call
1071 ipa_propagate_indirect_call_infos, pass new_edges to
1072 cgraph_mark_inline_edge instead.
1073 (cgraph_decide_inlining_of_small_functions): Don't call
1074 ipa_propagate_indirect_call_infos, pass new_edges to
1075 cgraph_mark_inline_edge instead.
1076 (cgraph_decide_inlining): Don't call
1077 ipa_propagate_indirect_call_infos.
1078 * ipa-prop.c: Check that vectors are allocated.
1080 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1081 iff a new cgraph edges have been created.
1082 (cgraph_decide_inlining): New variable redo_always_inline.
1083 Flattening and always_inlining loop until callgraph stabilizes.
1084 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1085 true iff new cgraph edges have been created.
1086 (propagate_info_to_inlined_callees): Likewise.
1087 (ipa_propagate_indirect_call_infos): Likewise.
1089 2008-09-11 Richard Guenther <rguenther@suse.de>
1091 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1092 (set_prologue_iterations): Likewise.
1093 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1095 (vect_update_init_of_dr): Likewise.
1096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1098 * fold-const.c (fold_unary): Do not generate calculations
1101 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1103 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1104 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1105 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1107 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1109 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1110 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1111 before finalizing the changes.
1112 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1114 (simplify_truth_ops_using_ranges): New.
1115 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1116 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1117 whether a simplification was made.
1118 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1119 use a switch statement and also call simplify_truth_ops_using_ranges.
1121 2008-09-11 Jan Hubicka <jh@suse.cz>
1123 * ggc-common.c (loc_array): Make static.
1124 * dce.c (rest_of_handle_ud_dce): Free worklist.
1126 2008-09-11 Jan Hubicka <jh@suse.cz>
1128 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1129 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1130 function so we are sure we do not dangle it forever.
1131 * function.c (outer_function_chain, find_function_data): Remove.
1132 (function_context_stack): New.
1133 (push_function_context, pop_function_context): Update.
1134 * function.h (struct function): Remove pointer outer.
1135 (outer_function_chain, find_function_data): Remove.
1136 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1138 2008-09-11 Jan Hubicka <jh@suse.cz>
1141 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1143 2008-09-11 Jan Hubicka <jh@suse.cz>
1145 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1147 2008-09-11 Jan Hubicka <jh@suse.cz>
1149 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1150 (free_var_map_entry): New function.
1151 (redirect_edge_var_map_destroy): Use it.
1153 2008-09-11 Jan Hubicka <jh@suse.cz>
1156 * tree-inline.c (add_lexical_block): Replace with ...
1157 (prepend_lexical_block): ... prepend at begginig.
1158 (remap_blocks): Use it and reverse later.
1159 (expand_call_inline): Use prepend_lexical_block.
1161 2008-09-11 Jan Hubicka <jh@suse.cz>
1163 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1165 2008-09-11 Jan Hubicka <jh@suse.cz>
1167 * function.c (free_after_compilation): Call insn_locators_free.
1168 * cfglayout.c (insn_locators_free): New function.
1169 * rtl.h (insn_locators_free): Declare.
1171 2008-09-11 Jan Hubicka <jh@suse.cz>
1173 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1175 (cond_move_process_if_block): Update call.
1177 2008-09-11 Jan Hubicka <jh@suse.cz>
1179 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1180 * vec.c: Include hashtab.h
1181 (vec_descriptor, ptr_hash_entry): New structures.
1182 (vec_desc_hash, vec_ptr_map): New static variables.
1183 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1184 register_overhead, free_overhead, vec_heap_free): New functions.
1185 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1186 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1187 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1190 2008-09-11 Ira Rosen <irar@il.ibm.com>
1192 PR tree-optimization/37474
1193 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1194 length of load permutation.
1196 2008-09-11 Andreas Schwab <schwab@suse.de>
1198 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1200 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1203 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1204 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1205 simplify_gen_subreg.
1207 2008-09-11 Ira Rosen <irar@il.ibm.com>
1209 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1212 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1215 * gimplify.c (gimplify_body): Call default_rtl_profile.
1218 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1219 instead of tok->val.node if not expanding to something else. Handle
1220 intervening CPP_PADDING tokens.
1221 (altivec_categorize_keyword): Remove unneeded comparisons.
1223 2008-09-10 Richard Guenther <rguenther@suse.de>
1225 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1227 2008-09-10 Richard Guenther <rguenther@suse.de>
1230 * tree-inline.c (insert_init_stmt): Make sure to not
1231 insert invalid gimple stores.
1233 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1235 PR tree-optimization/37388
1236 * toplev.c (process_options): Fail and warn when graphite
1237 flags are used, but the compiler has not been configured
1238 with graphite libraries.
1239 * graphite.c (graphite_transform_loops): Remove printfs
1240 to dump_file for the case when graphite is not available.
1242 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1245 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1246 the even element into register.
1247 (ix86_expand_vector_init_general): Don't use
1248 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1249 if we can't move from GPR to SSE register directly.
1251 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1253 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1254 not lose track of the number of NOPs needed. Number of NOPs needed
1255 for sync vs. loads workaround was switched; corrected. Run second
1256 pass for all workarounds. No NOPs needed after call insns. Change
1257 second pass to use find_next_insn_start and find_load helpers in order
1258 to properly detect parallel insns.
1259 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1261 2008-09-10 Jan Hubicka <jh@suse.cz>
1263 * value-prof.c (gimple_ic): Fix tuplification bug.
1264 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1267 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1269 PR tree-optimization/37353
1270 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1271 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1272 calls instead of cond_dead_built_in_calls.
1273 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1274 initalize the vector only before adding first entry. Use VEC_safe_push
1275 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1276 shrink_wrap_conditional_dead_built_in_calls call.
1278 2008-09-10 Ira Rosen <irar@il.ibm.com>
1280 PR tree-optimization/37385
1281 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1282 and use it as a vector type if not NULL.
1283 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1285 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1287 (vectorizable_load): Likewise.
1289 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1291 * config/i386/i386.md (SWI32): New mode iterator.
1292 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1295 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1297 PR rtl-optimization/37435
1298 * caller-save.c (insert_restore, insert_save): Check the mode by
1301 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1304 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1306 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1309 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1311 * doc/invoke.texi (ARM Options): Correct errors in discussion
1312 of -mfloat-abi, -mhard-float, and -msoft-float.
1314 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1315 Jan Hubicka <jh@suse.cz>
1318 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1319 calling gimple_regimplify_operands on it. Iterate over all newly
1320 added statements, not just the last one.
1321 (insert_init_stmt): Insert stmt into seq first, then call
1322 gimple_regimplify_operands on it. Don't create new gimplification
1323 context, nor find referenced vars.
1325 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1328 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1329 to pointer to vector pointer.
1330 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1331 propagate_info_to_inlined_callees): Likewise.
1332 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1333 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1334 ipa_check_create_edge_args.
1335 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1336 to pointer to vector pointer.
1337 (cgraph_decide_inlining_of_small_function): Adjust
1338 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1342 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1343 optimizing for size, not speed.
1345 PR rtl-optimization/37408
1346 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1347 if parm is promoted.
1349 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1351 PR tree-optimization/37375
1352 * tree-scalar-evolution.c (scev_info_str): Add field
1354 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1355 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1356 set_instantiated_value): Pass instantiated_below.
1357 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1359 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1360 the definitions are not instantiated.
1362 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1363 (block_before_loop): New.
1364 * tree-data-ref.c (dr_analyze_indices): Update uses of
1366 * graphite.c (block_before_scop): New.
1367 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1368 basic block, not a loop for determining the parameters.
1369 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1371 (idx_record_params, find_params_in_bb, find_scop_parameters,
1372 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1373 to instantiate_scev.
1375 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1377 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1381 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1383 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1384 Check zero freq and increase if necessary.
1386 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1388 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1389 regno is in the right range. Add comments.
1391 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1393 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1395 * mips-tfile.c (copy_object): Cast alloca result to int *.
1396 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1398 Rename class to sclass.
1399 (read_tfile): Cast read_seek return values to proper types.
1400 Cast xcalloc return value to proper type.
1402 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1404 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1405 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1406 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1408 2008-09-09 Jan Hubicka <jh@suse.cz>
1410 * profile.c (is_edge_inconsistent): Add debug output; ignore
1411 negative count on fake edges.
1412 (is_inconsistent): Add debug output.
1414 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1416 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1418 (choose_ready): When first insn is chosen from the ready list, also
1421 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1423 PR rtl-optimization/37360
1424 * haifa-sched.c (max_issue): Do not assert that we never issue more
1425 insns than issue_rate. Add comment.
1427 2008-09-09 Richard Guenther <rguenther@suse.de>
1429 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1430 (verify_types_in_gimple_call): Rename to ...
1431 (verify_gimple_call): ... this. Enhance.
1432 (verify_types_in_gimple_cond): Remove.
1433 (verify_gimple_comparison): New function ...
1434 (verify_types_in_gimple_assign): ... split out from here.
1435 (verify_types_in_gimple_return): Rename to ...
1436 (verify_gimple_return): ... this. Enhance.
1437 (verify_types_in_gimple_switch): Rename to ...
1438 (verify_gimple_switch): ... this. Enhance.
1439 (verify_gimple_goto): New function.
1440 (verify_types_in_gimple_phi): Rename to ...
1441 (verify_gimple_phi): ... this. Enhance.
1442 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1443 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1444 (verify_types_in_gimple_seq_2): Remove cases handled in
1445 verify_types_in_gimple_stmt.
1447 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1449 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1450 (push_multiple_operation, pop_multiple_operation): Set it.
1451 (workaround_rts_anomaly): New function.
1452 (workaround_speculation): New function, broken out of bfin_reorg.
1453 (bfin_reorg): Call the new functions.
1455 2008-09-09 Richard Guenther <rguenther@suse.de>
1459 * gimplify.c (gimplify_conversion): Change conversions of
1460 non-register type to VIEW_CONVERT_EXPRs.
1461 (gimplify_addr_expr): If we need to make the operand
1462 addressable make sure to use a properly initialized
1463 temporary for that so it gets a valid gimple store.
1465 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1467 * function.h (struct function): Add function_start_locus.
1468 * cfgexpand.c (gimple_expand_cfg): Use it.
1469 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1471 2008-09-09 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/37433
1474 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1477 2008-09-09 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/37387
1480 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1481 and bits to a common type.
1483 2008-09-09 Nick Clifton <nickc@redhat.com>
1485 * config/v850/v850.md (return): Restore frame size restriction.
1487 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1489 * c-common.c (c_expand_decl): Remove.
1490 * c-common.h (anon_aggr_type_p): Remove prototype.
1491 (DECL_ANON_UNION_ELEMS): Remove.
1492 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1493 * c-decl.c (anon_aggr_type_p): Remove.
1494 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1495 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1496 * langhooks.h (struct lang_hooks): Remove expand_decl.
1497 * langhooks.c (lhd_expand_decl): Remove.
1498 * stmt.c (expand_anon_union_decl): Remove.
1499 * tree.h (expand_anon_union_decl): Remove prototype.
1501 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1504 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1506 * config/avr/avr.md (QISI) : Define mode iterator.
1507 (negated_tst<mode>) : Redefine as split using mode macro.
1508 (reversed_tstqi): Define insn as reversed compare with zero.
1509 (reversed_tsthi): Ditto.
1510 (reversed_tstsi): Ditto.
1512 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1515 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1516 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1519 * predict.c (optimize_function_for_size_p): Don't segfault if
1521 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1522 tree_swap_operands_p): Don't test cfun != NULL before calling
1523 optimize_function_for_s*_p.
1525 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1527 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1530 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1532 * crx/crx.h (IRA_COVER_CLASSES): Define.
1534 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1537 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1538 even when a stmt has been gimple_modified_p, but after fold_stmt is
1539 not any longer. Remove unneeded may_have_exposed_new_symbols
1542 2008-09-08 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/37421
1545 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1548 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1551 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1553 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1556 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1557 * pa-hpux10.h (LINK_SPEC): Likewise.
1558 * pa-hpux11.h (LINK_SPEC): Likewise.
1560 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1562 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1563 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1565 2008-09-07 Helge Deller <deller@gmx.de>
1567 * pa/linux-atomic.c: New file.
1568 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1569 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1571 2008-09-07 Richard Guenther <rguenther@suse.de>
1572 Ira Rosen <irar@il.ibm.com>
1574 PR tree-optimization/36630
1575 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1576 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1578 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1579 Ira Rosen <irar@il.ibm.com>
1581 PR tree-optimization/35642
1582 * config/rs6000/altivec.md (mulv8hi3): Implement.
1584 2008-09-06 Jeff Law <law@redhat.com>
1586 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1588 2008-09-06 Jan Hubicka <jh@suse.cz>
1590 PR tree-optimization/14703
1591 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1593 * passes.c (init_optimization_passes): Recompute inline parameters.
1595 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1597 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1600 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1601 Peter Fuerst <post@pfrst.de>
1603 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1604 * doc/extend.texi: Document __builtin_mips_cache.
1605 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1606 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1607 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1608 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1609 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1610 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1611 (set_push_mips_isas): New variable.
1612 (mips_r10k_cache_barrier): New variable.
1613 (cache): New availability predicate.
1614 (mips_builtins): Add an entry for __builtin_mips_cache.
1615 (mips_build_cvpointer_type): New function.
1616 (MIPS_ATYPE_CVPOINTER): New macro.
1617 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1619 (r10k_simplified_address_p, r10k_simplify_address)
1620 (r10k_uncached_address_p, r10k_safe_address_p)
1621 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1622 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1623 (r10k_insert_cache_barriers): New functions.
1624 (mips_reorg_process_insns): Delete cache barriers after a
1625 branch-likely instruction.
1626 (mips_reorg): Call r10k_insert_cache_barriers.
1627 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1628 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1629 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1630 (mips_cache, r10k_cache_barrier): New define_insns.
1632 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1634 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1635 * ira-color.c (setup_allocno_left_conflicts_num): Use
1636 hard_reg_set_equal_p instead of a comparison with
1637 ira_zero_hard_reg_set.
1638 * ira.c (setup_reg_subclasses): Likewise.
1639 (setup_cover_and_important_classes): Likewise.
1640 (setup_class_translate): Likewise.
1641 (setup_reg_class_intersect_union): Likewise.
1642 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1643 (ira_init_once): Don't initialize them.
1645 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1647 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1649 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1651 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1653 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1655 Improved branch hints, safe hints, and scheduling.
1657 * haifa-sched.c (sched_emit_insn) : Define.
1658 * sched-int.h (sched_emit_insn) : Add prototype.
1659 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1660 -mhint-max-distance -msafe-hints) : Document.
1661 * config/spu/spu.c (spu_flag_var_tracking): New.
1662 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1663 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1664 TARGET_ASM_FILE_START): Define.
1665 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1666 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1667 (spu_emit_branch_hint): Add blocks argument.
1668 (insert_branch_hints, insert_nops): Remove.
1669 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1670 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1671 spu_sched_reorder, asm_file_start): New functions.
1672 (clock_var, spu_sched_length, pipe0_clock,
1673 pipe1_clock, prev_clock_var, prev_priority,
1674 spu_ls_first, prev_ls_clock): New static variables.
1675 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1676 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1677 (nopn_nv): Add a non-volatile version of nop.
1678 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1679 -mhint-max-distance, -msafe-hints): New options.
1681 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1682 Samuel Tardieu <sam@rfc1149.net>
1684 * opts.c (decode_options): Combine nested if statements.
1687 * opts.c (decode_options): Handle more relationships among
1688 unit-at-a-time, toplevel-reorder, and section-anchors.
1690 2008-09-05 David Daney <ddaney@avtrex.com>
1692 * doc/install.texi (--enable-reduced-reflection): Document new option.
1694 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1696 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1698 (constantpool_operand): New.
1699 (move_operand): Disallow sub-word modes for the constant pool.
1700 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1701 (xtensa_secondary_reload_class): Replace with....
1702 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1703 Set icode for sub-word reloads from the constant pool.
1704 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1705 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1706 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1707 * config/xtensa/xtensa-protos.h: Update prototypes.
1709 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1711 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1712 (REG_CLASS_NAMES): Update.
1713 (REG_CLASS_CONTENTS): Update.
1714 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1715 of ALL_REGS for regs 77 and 78.
1716 * function.c (instantiate_virtual_regs_in_insn): Assert that
1717 return value of simplify_gen_subreg is not NULL.
1719 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1721 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1722 (gen_rtvec_v): Fix coding standards.
1724 2008-09-04 Jan Hubicka <jh@suse.cz>
1726 * i386.c (decide_alg): Be more conservative about optimizing for size.
1728 2008-09-04 Ian Lance Taylor <iant@google.com>
1730 * varasm.c (narrowing_initializer_constant_valid_p): New
1732 (initializer_constant_valid_p): Call it.
1734 2008-09-04 Jeff Law <law@redhat.com>
1736 * fold-const.c (native_encode_real): Fix computation of WORDS.
1737 (native_interpret_real): Likewise.
1739 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1741 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1743 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1745 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1746 that the cost is already taken into account in ira-costs.c
1748 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1750 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1751 ira_debug_copies): New.
1752 (ira_bulid): Call print_copies.
1754 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1756 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1759 * config/rs6000/rs6000.c (optimization_options): Remove check of
1760 flag_toplevel_order.
1762 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1764 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1765 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1766 second operand is a reg_imm10_operand.
1767 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1768 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1769 (*seq_<GPR:mode><GPR2:mode>): Rename to
1770 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1772 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1773 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1775 (*sne_<GPR:mode><GPR2:mode>): Rename to
1776 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1779 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1781 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1782 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1783 combining an arithmetic right shift by more than 31 and a
1784 trunction. Don't match for out-of-range shift amounts. Set
1785 attribute mode to <MODE>.
1786 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1787 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1788 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1789 shifts by less than 32.
1790 (extv): Change predicate on first operand to accept registers.
1791 Change predicate of the other operands from immediate_operand to
1792 const_int_operand. Expand exts when source is a register.
1793 (extzv): Change predicate of the constant operands from
1794 immediate_operand to const_int_operand.
1795 (extzv<mode>): Change predicate of the constant operands from
1796 immediate_operand to const_int_operand and no constraint. Also
1798 (*extzv_trunc<mode>_exts): New pattern.
1800 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1802 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1803 * config/mips/mips-protos.h (mask_low_and_shift_p,
1804 mask_low_and_shift_len): Declare.
1805 * config/mips/mips.c (mask_low_and_shift_p,
1806 mask_low_and_shift_len): New functions.
1807 (mips_print_operand): Handle new operand prefix "m".
1808 * config/mips/mips.md (*cins<mode>): New pattern.
1810 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1812 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1813 optimizing for size.
1815 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1817 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1818 regardless of epilogue_completed.
1820 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1823 * ira-lives.c (process_bb_node_lives): Check setjmp.
1825 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1828 * ira-build.c (form_loop_tree): Reverse BB walk.
1829 (create_bb_allocnos): Likewise.
1830 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1831 (mark_reg_store): Rename to...
1832 (mark_ref_live): ...this and take a df_ref argument instead of
1833 note_stores arguments. Assert that we have a register.
1834 (mark_reg_clobber): Delete.
1835 (def_conflicts_with_inputs_p): New function.
1836 (mark_reg_conflicts): Delete.
1837 (mark_reg_death): Rename to...
1838 (mark_ref_dead): ...this and take a df_ref argument instead of
1839 a register. Assert that we have a register.
1840 (process_bb_node_lives): Hoist frequency calculation out of
1841 instruction walk. Convert from a forwards scan to a backwards scan.
1842 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1843 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1844 (create_allocno_live_ranges): Don't create regs_set.
1846 2008-09-04 Ian Lance Taylor <iant@google.com>
1848 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1849 or REG_LABEL_TARGET.
1850 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1851 comparing MODE with MEM.
1852 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1853 comparing with GF_PREDICT_TAKEN.
1854 (gimple_get_lhs): Change code to enum gimple_code.
1855 (gimple_set_lhs): Likewise.
1856 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1857 * omp-low.c (find_omp_clause): Change kind parameter to enum
1859 * tree-flow.h (find_omp_clause): Update declaration.
1860 * regrename.c (clear_dead_regs): Change kind parameter to enum
1862 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1864 * see.c (see_get_extension_data): Change return type to enum
1865 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1866 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1867 (see_gen_normalized_extension): Change extension_code parameter to
1869 (see_seek_pre_extension_expr): Change extension_code to enum
1871 (see_merge_one_def_extension): Likewise.
1872 (see_handle_relevant_defs): Likewise.
1873 (see_handle_relevant_uses): Likewise.
1874 (see_analyze_one_def): Likewise.
1875 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1876 GIMPLE_ASM rather than ASM_EXPR.
1877 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1878 GIMPLE_RETURN rather than RETURN_EXPR.
1879 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1880 (evaluate_stmt): Likewise.
1881 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1882 to enum vect_relevant.
1883 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1884 compare gimple codes with tree codes.
1886 2008-09-04 Paul Brook <paul@codesourcery.com>
1888 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1890 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1892 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1893 pointer check lost in the recent no-unit-at-a-time patch.
1895 2008-09-04 Jan Hubicka <jh@suse.cz>
1898 * tree-switch-conversion.c (check_final_bb): Accept only IP
1901 2008-09-04 Jan Hubicka <jh@suse.cz>
1903 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1905 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1906 using_ranges argument.
1907 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1908 (vrp_visit_cond_stmt): Update call of
1909 vrp_evaluate_conditional_warnv_with_ops
1911 2008-09-04 Jan Hubicka <jh@suse.cz>
1913 PR tree-optimization/37345
1914 PR tree-optimization/37358
1915 PR tree-optimization/37357
1916 * tree.c (build_function_type_skip_args): Build distinct type copy;
1918 (build_function_decl_skip_args): Set type of new decl not orig decl;
1919 clear DECL_VINDEX for methods turned into functions.
1921 2008-09-04 Nick Clifton <nickc@redhat.com>
1923 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1924 * configure: Regenerate.
1925 * config.in: Regenerate.
1926 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1927 alignment field, if it is supported.
1929 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1931 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1934 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1936 * config/rs6000/rs6000.c (processor_target_table): Do not
1937 enable VMX for POWER6.
1939 2008-09-03 Anton Blanchard <anton@samba.org>
1941 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1942 emit memory barrier before operation.
1944 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1947 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1948 default_elf_asm_output_external.
1950 2008-09-03 Jeff Law <law@redhat.com>
1952 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1954 2008-09-03 Richard Henderson <rth@redhat.com>
1956 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1957 memory barrier to below the test-and-set.
1958 (alpha_split_lock_test_and_set_12): Likewise.
1960 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1964 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1967 * ira-color.c (print_loop_title): Use all_allocnos.
1968 (color_pass): Ditto. Don't add border_allocnos. Check that
1969 subloop allocno in the correspdoning bitmap all_allocnos.
1971 * ira-emit.c (change_loop): Use all_allocnos.
1973 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1975 (ira_create_allocno): Set up all_allocnos bit for the created
1977 (create_cap_allocno): Remove setting mentioned_allocnos.
1978 (create_insn_allocnos): Ditto.
1979 (remove_unnecessary_allocnos): Use all_allocnos.
1980 (check_allocno_creation): Check that allocnos are in the
1981 corresponding bitmap all_allocnos.
1983 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1987 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
1988 (process_regs_for_copy): Process subregs. Refine check when cost
1989 is taken into account in ira-costs.c.
1990 (process_reg_shuffles): Use REG_SUBREG_P.
1991 (add_insn_allocno_copies): Ditto. Ignore modes.
1993 * ira-color.c (conflict_allocno_vec): New.
1994 (COST_HOP_DIVISOR): New macro.
1995 (update_copy_costs_1): Use it.
1996 (update_conflict_hard_regno_costs): New function.
1997 (assign_hard_reg): Use it.
1998 (ira_color): Allocate and free conflict_allocno_vec.
2000 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2004 * ira-int.h (ira_sort_insn_chain): Remove.
2006 * ira.c (basic_block_order_nums, chain_insn_order,
2007 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2008 (ira): Don't call ira_sort_insn_chain.
2010 * reload1.c (reload): Don't call ira_sort_insn_chain.
2012 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2015 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2016 which become non throw.
2017 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2018 update_call_expr after updating the flags on the decl.
2020 2008-09-03 Jan Hubicka <jh@suse.cz>
2022 PR tree-optimization/37315
2023 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2024 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2025 (cgraph_analyze_functions): Use node->analyzed
2026 (cgraph_mark_functions_to_output): Likewise.
2027 (cgraph_expand_function): All functions can be released after
2029 (cgraph_optimize): Use gimple_has_body_p.
2030 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2031 (cgraph_decide_inlining_incrementally): Likewise.
2032 (inline_transform): Inline transform.
2033 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2035 (inlinable_function_p): Drop gimple_body check.
2036 (expand_call_inline): Use gimple_has_body_p.
2037 * gimple.c (gimple_has_body_p): New.
2038 * gimple.h (gimple_has_body_p): Add prototype.
2039 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2040 (dump_function_to_file): Use gimple_has_body_p check.
2042 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2045 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2047 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2049 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2051 From Michael Frysinger <michael.frysinger@analog.com>
2052 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2053 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2056 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2059 * doc/extend.texi: Document picoChip builtin functions.
2060 * doc/invoke.texi: Document picoChip options.
2061 * doc/contrib.texi: Add picoChip contribution.
2062 * doc/md.texi: Document picoChip constraints.
2063 * config.gcc: Add picochip-*-*.
2064 * config/picochip/: Add new port.
2066 2008-09-03 Richard Guenther <rguenther@suse.de>
2068 PR tree-optimization/37328
2069 * tree-sra.c (sra_build_assignment): Gimplify properly.
2070 (generate_copy_inout): Take the correct stmt as definition,
2071 remove bogus assert.
2073 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2075 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2078 From Michael Frysinger <michael.frysinger@analog.com>
2079 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2081 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2083 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2084 (__gthread_setspecific): Revert 2008-08-31 change to
2085 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2087 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2089 * diagnostic.c (error_at): New.
2090 * toplev.h (error_at): New prototype.
2091 * c-typeck.c (build_array_ref): Call error_at instead of error.
2092 Pass location to pedwarn.
2094 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2096 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2098 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2100 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2101 VAR_DECL and CONST_DECL.
2103 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2104 Jakub Jelinek <jakub@redhat.com>
2106 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2107 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2108 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2109 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2110 Don't set ix86_save_varrargs_registers.
2111 (ix86_setup_incoming_varargs): Assume cum != NULL.
2112 (ix86_va_start): Check ix86_varargs_gpr_size and
2113 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2114 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2115 from frame pointer if ix86_varargs_gpr_size == 0.
2116 (ix86_compute_frame_layout): Updated.
2117 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2118 (ix86_varargs_gpr_size): Define.
2119 (ix86_varargs_fpr_size): Likewise.
2120 (machine_function): Remove save_varrargs_registers.
2121 Add varargs_gpr_size and varargs_fpr_size.
2123 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2125 * config/alpha/alpha.c (va_list_skip_additions,
2126 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2127 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2130 PR tree-optimization/36766
2131 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2132 for already removed basic blocks.
2135 * real.c (real_maxval): Clear a lower bit to make real_maxval
2136 match get_max_float for IBM long double format.
2138 2008-09-02 Andreas Schwab <schwab@suse.de>
2140 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2141 * configure: Regenerate.
2143 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2145 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2146 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2147 checking for a non-VOID CONSTANT_P.
2149 2008-09-02 Jan Hubicka <jh@suse.cz>
2151 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2152 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2155 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2157 * expr.c (emit_group_store): Don't assert stack temp mode size.
2159 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2160 Tobias Grosser <grosser@fim.uni-passau.de>
2161 Jan Sjodin <jan.sjodin@amd.com>
2162 Harsha Jagasia <harsha.jagasia@amd.com>
2163 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2164 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2165 Adrien Eliche <aeliche@isty.uvsq.fr>
2167 Merge from graphite branch.
2170 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2171 * doc/invoke.texi (-floop-block, -floop-interchange,
2172 -floop-strip-mine): Document new flags.
2173 * tree-into-ssa.c (gimple_vec): Moved...
2174 * tree-loop-distribution.c (rdg_component): Moved...
2175 * cfgloopmanip.c: Include tree-flow.h.
2176 (update_dominators_in_loop): New.
2177 (create_empty_if_region_on_edge): New.
2178 (create_empty_loop_on_edge): New.
2179 (loopify): Use update_dominators_in_loop.
2180 * tree-pass.h (pass_graphite_transforms): Declared.
2181 * configure: Regenerate.
2182 * tree-phinodes.c (make_phi_node): Export.
2183 (add_phi_node_to_bb): New, split from create_phi_node.
2184 * tree-chrec.c (for_each_scev_op): New.
2185 * tree-chrec.h (for_each_scev_op): Declared.
2186 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2187 (remove_statement): Call get_phi_with_result.
2188 * config.in (HAVE_cloog): Undef.
2189 * gdbinit.in (pgg): New.
2190 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2191 * tree-ssa-loop.c (graphite_transforms): New.
2192 (gate_graphite_transforms): New.
2193 (pass_graphite_transforms): New.
2194 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2195 HAVE_cloog): Defined.
2196 * tree-vectorizer.c (rename_variables_in_bb): Export.
2197 * tree-data-ref.c (dr_may_alias_p): Export.
2198 (stmt_simple_memref_p): New.
2199 (find_data_references_in_stmt): Export.
2200 (find_data_references_in_loop): Export.
2201 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2202 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2203 (create_rdg_vertices): Export.
2204 (build_empty_rdg): New.
2205 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2206 * tree-data-ref.h (rdg_component): ... here.
2208 (struct data_reference): Add a field scop.
2210 (find_data_references_in_loop): Declared.
2211 (find_data_references_in_stmt): Declared.
2212 (create_rdg_vertices): Declared.
2213 (dr_may_alias_p): Declared.
2214 (stmt_simple_memref_p): Declared.
2215 (struct rdg_edge): Add a field ddr_p relation.
2216 (build_empty_rdg): Declared.
2217 * lambda.h (lambda_matrix): Declare a VEC of.
2218 (find_induction_var_from_exit_cond): Declared.
2219 (lambda_vector_compare): New.
2220 * common.opt (fgraphite, floop-strip-mine,
2221 floop-interchange, floop-block): New flags.
2222 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2223 * cfgloop.c (is_loop_exit): New.
2224 * cfgloop.h (is_loop_exit): Declared.
2225 (create_empty_if_region_on_edge): Declared.
2226 (create_empty_loop_on_edge): Declared.
2227 * tree-flow.h (add_phi_node_to_bb): Declared.
2228 (make_phi_node): Declared.
2229 (rename_variables_in_bb): Declared.
2230 (perfect_loop_nest_depth): Declared.
2231 (graphite_transform_loops): Declared.
2232 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2233 (graphite.o-warn): Add -Wno-error.
2234 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2235 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2236 (INCLUDES): Add PPLINC, CLOOGINC.
2237 (OBJS-common): Add graphite.o.
2238 (graphite.o): Add rule.
2239 * gimple.h (gimple_vec): ... here.
2240 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2241 * passes.c (init_optimization_passes): Schedule
2242 pass_graphite_transforms.
2244 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2247 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2248 and -fno-toplevel-reorder after handle_options.
2250 2008-09-02 Paul Brook <paul@codesourcery.com>
2252 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2253 (arm_override_options): Set arm_tune_cortex_a9.
2254 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2255 (arm_issue_rate): Handle cortexa9.
2256 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2257 * config/arm/arm-cores.def: Add cortex-a9.
2258 * config/arm/arm-tune.md: Regenerate.
2259 * config/arm/arm.md: Include cortex-a9.md.
2260 (generic_sched, generic_vfp): Add cortexa9.
2261 * config/arm/cortex-a9.md: New file.
2263 2008-09-02 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/37327
2266 * tree-vrp.c (register_new_assert_for): Make sure to not have
2267 TREE_OVERFLOW set on the bound.
2269 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2271 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2273 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2274 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2277 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2279 * gcc/config/spu/spu.md (divdf3): Removed.
2281 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2283 PR tree-optimization/37095
2284 * cgraph.c (cgraph_node): When creating new cgraph node after
2285 assembler_name_hash has been populated, record it in the hash
2288 2008-09-01 Paul Brook <paul@codesourcery.com>
2290 * doc/invoke.texi: Document -mword-relocations.
2291 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2292 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2293 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2294 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2295 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2296 (arm_emit_movpair): New function.
2297 (arm_print_operand <c>): Handle sybolic addresses.
2298 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2299 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2300 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2301 * config/arm/arm.opt: Add -mword-relocations.
2302 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2303 (arm_movt, arm_movw): New.
2305 2008-09-01 Paul Brook <paul@codesourcery.com>
2307 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2308 Allow Interworking on ARMv4 EABI based targets.
2309 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2310 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2312 2008-09-01 Paul Brook <paul@codesourcery.com>
2314 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2315 optimized LT0 test. Remove optimization for GT.
2317 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2319 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2320 openmp applications.
2321 * pa-hpux11.h (LIB_SPEC): Likewise.
2323 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2326 2008-09-01 Jan Hubicka <jh@suse.cz>
2328 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2329 present, use only counts; when guessed use only frequencies.
2330 (estimate_bb_frequencies): Use function_frequency.
2331 * profile.c (compute_branch_probabilities): Exit early when
2332 profile reading failed. Set profile_status.
2333 (branch_prob): Do not set profile_status.
2335 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2337 * tree.c (protected_set_expr_location): New.
2338 * tree.h (protected_set_expr_location): New prototype.
2339 * c-tree.h (build_array_ref): Add argument.
2340 (parser_build_unary_op): Same.
2341 * c-typeck.c (build_indirect_ref): Handle new location argument.
2342 (build_array_ref): Same.
2343 (parser_build_unary_op): Same.
2344 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2346 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2348 * c-common.c (finish_label_address_expr): Handle new location argument.
2349 * c-common.h (build_indirect_ref): Add argument.
2350 (finish_label_address_expr): Same.
2351 * c-parser.c (c_parser_unary_expression): Pass location to build
2353 (c_parser_postfix_expression): Same.
2355 2008-09-01 Paul Brook <paul@codesourcery.com>
2357 * config/arm/arm.md: Include cortex-r4f.md.
2358 (attr fpu): Update type list.
2359 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2360 fconstd, fcmps and fcmpd.
2361 (attr tune_cortexr4): Define.
2362 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2363 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2364 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2365 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2366 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2367 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2368 cortex_a8_vfp_farith: Ditto.
2369 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2370 * config/arm/cortex-r4.md: Use tune_cortexr4.
2371 * config/arm/cortex-r4f.md: New file.
2373 2008-09-01 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/37305
2376 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2377 the result of constant conversions.
2378 (fold_gimple_assign): Likewise.
2380 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2382 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2383 #ifdef ENABLE_CHECKING.
2385 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2387 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2388 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2389 when !INSN_SCHEDULING.
2391 2008-09-01 Andreas Schwab <schwab@suse.de>
2393 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2395 2008-09-01 Paul Brook <paul@codesourcery.com>
2397 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2399 2008-09-01 Jan Hubicka <jh@suse.cz>
2401 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2403 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2405 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2406 * gimplify.c (gimplify_init_constructor): Add speed operand.
2407 * tree-sra.c (decide_block_copy): Likewise.
2408 * tree-inline.c (estimate_move_cost): Likewise.
2409 * config/alpha/alpha.h (MOVE_RATIO): Update.
2410 * config/frv/frv.c (MOVE_RATIO): Update.
2411 * config/spu/spu.h (MOVE_RATIO): Update.
2412 * config/sparc/sparc.h (MOVE_RATIO): Update.
2413 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2414 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2415 * config/cris/cris.h (MOVE_RATIO): Update.
2416 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2417 * config/arm/arm.h (MOVE_RATIO): Update.
2418 * config/pa/pa.md: Update uses of MOVE_RATIO
2419 * config/pa/pa.h (MOVE_RATIO): Update.
2420 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2421 CLEAR_RATIO, SET_RATIO): Update.
2422 * config/h8300/h8300.h (MOVE_RATIO): Update.
2423 * config/v850/v850.h (MOVE_RATIO): Update.
2424 * config/bfin/bfin.h (MOVE_RATIO): Update.
2426 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2427 Dmitry Melnik <dm@ispras.ru>
2428 Dmitry Zhurikhin <zhur@ispras.ru>
2429 Alexander Monakov <amonakov@ispras.ru>
2430 Maxim Kuvyrkov <maxim@codesourcery.com>
2432 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2433 sel-sched-dump.c, sel-sched-ir.c: New files.
2434 * Makefile.in (OBJS-common): Add selective scheduling object files.
2435 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2436 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2437 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2438 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2439 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2440 (make_forwarder_block): Update loop latch if we have redirected
2441 the loop latch edge.
2442 * cfgloop.c (get_loop_body_in_custom_order): New function.
2443 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2444 (CP_FALLTHRU_PREHEADERS): Likewise.
2445 (get_loop_body_in_custom_order): Declare.
2446 * cfgloopmanip.c (has_preds_from_loop): New.
2447 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2448 Assert that the preheader edge will be fall thru when it is set.
2449 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2450 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2451 fsel-sched-substitution, fselective-scheduling): New flags.
2452 * cse.c (hash_rtx_cb): New.
2454 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2455 sel_sched_insn_cnt): New counters.
2456 * final.c (compute_alignments): Export. Free dominance
2457 info after loop_optimizer_finalize.
2458 * genattr.c (main): Output maximal_insn_latency prototype.
2459 * genautomata.c (output_default_latencies): New.
2460 Factor its code from ...
2461 (output_internal_insn_latency_func): ... here.
2462 (output_internal_maximal_insn_latency_func): New.
2463 (output_maximal_insn_latency_func): New.
2464 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2465 (struct hard_reg_set_iterator): New.
2466 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2467 hard_reg_set_iter_next): New functions.
2468 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2469 * lists.c (remove_free_INSN_LIST_node,
2470 remove_free_EXPR_LIST_node): New functions.
2471 * loop-init.c (loop_optimizer_init): When
2472 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2473 calling create_preheaders.
2474 (loop_optimizer_finalize): Do not verify flow info after reload.
2475 * recog.c (validate_replace_rtx_1): New parameter simplify.
2476 Default it to true. Update all uses. Factor out simplifying
2478 (simplify_while_replacing): ... this new function.
2479 (validate_replace_rtx_part,
2480 validate_replace_rtx_part_nosimplify): New.
2481 * recog.h (validate_replace_rtx_part,
2482 validate_replace_rtx_part_nosimplify): Declare.
2483 * rtl.c (rtx_equal_p_cb): New.
2484 (rtx_equal_p): Use it.
2485 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2486 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2487 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2488 * vecprim.h: Add a vector type for unsigned int.
2489 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2490 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2491 ready_try, cycle_issued_insns, spec_info): Make global.
2492 (readyp): Initialize.
2493 (dfa_lookahead): New global variable.
2494 (old_max_uid, old_last_basic_block): Remove.
2495 (h_i_d): Make it a vector.
2496 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2498 (after_recovery, adding_bb_to_current_region_p):
2499 New variables to handle correct insertion of the recovery code.
2500 (struct ready_list): Move declaration to sched-int.h.
2501 (rgn_n_insns): Removed.
2502 (rtx_vec_t): Move to sched-int.h.
2503 (find_insn_reg_weight): Remove.
2504 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2505 (haifa_init_h_i_d, haifa_finish_h_i_d):
2506 New functions to initialize / finalize haifa instruction data.
2507 (extend_h_i_d, init_h_i_d): Rewrite.
2508 (unlink_other_notes): Move logic to add_to_note_list. Handle
2509 selective scheduler.
2510 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2511 find_fallthru_edge): Make global, remove static prototypes.
2512 (max_issue): Make global. Add privileged_n and state parameters. Use
2514 (extend_global, extend_all): Removed.
2515 (init_before_recovery): Add new param. Fix the handling of the case
2516 when we insert a recovery code before the EXIT which has a predecessor
2517 with a fallthrough edge to it.
2518 (create_recovery_block): Make global. Rename to
2519 sched_create_recovery_block. Update.
2520 (change_pattern): Rename to sched_change_pattern. Make global.
2521 (speculate_insn): Rename to sched_speculate_insn. Make global.
2522 Split haifa-specific functionality into ...
2523 (haifa_change_pattern): New static function.
2524 (sched_extend_bb): New static function.
2525 (sched_init_bbs): New function.
2526 (current_sched_info): Change type to struct haifa_sched_info.
2527 (insn_cost): Adjust for selective scheduling.
2528 (dep_cost_1): New function. Move logic from ...
2529 (dep_cost): ... here.
2530 (dep_cost): Use dep_cost_1.
2531 (contributes_to_priority_p): Use sched_deps_info instead of
2533 (priority): Adjust to work with selective scheduling. Process the
2534 corner case when all dependencies don't contribute to priority.
2535 (rank_for_schedule): Use ds_weak instead of dep_weak.
2536 (advance_state): New function. Move logic from ...
2537 (advance_one_cycle): ... here.
2538 (add_to_note_list, concat_note_lists): New functions.
2539 (rm_other_notes): Make static. Adjust for selective scheduling.
2540 (remove_notes, restore_other_notes): New functions.
2541 (move_insn): Add two arguments. Update assert. Don't call
2543 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2544 Remove more_issue, max_points. Move the code to initialize
2545 max_lookahead_tries to max_issue.
2546 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2547 ready. Adjust use of move_insn. Call restore_other_notes.
2549 (sched_init, sched_finish): Move Haifa-specific initialization/
2551 (haifa_sched_init, haifa_sched_finish): ... respectively.
2553 (setup_sched_dump): New function.
2554 (haifa_init_only_bb): New static function.
2555 (haifa_speculate_insn): New static function.
2556 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2557 (extend_ready, extend_all): Remove.
2558 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2559 (create_check_block_twin, add_to_speculative_block): Use
2560 haifa_insns_init instead of extend_global. Update to use new
2561 initialization functions. Change parameter. Factor out code from
2562 create_check_block_twin to ...
2563 (sched_create_recovery_edges) ... this new function.
2564 (add_block): Remove.
2565 (sched_scan_info): New.
2566 (extend_bb): Use sched_scan_info.
2567 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2568 static functions for walking through scheduling region.
2569 (sched_luids): New vector variable to replace uid_to_luid.
2570 (luids_extend_insn): New function.
2571 (sched_max_luid): New variable.
2572 (luids_init_insn): New function.
2573 (sched_init_luids, sched_finish_luids): New functions.
2574 (insn_luid): New debug function.
2575 (sched_extend_target): New function.
2576 (haifa_init_insn): New static function.
2577 (sched_init_only_bb): New hook.
2578 (sched_split_block): New hook.
2579 (sched_split_block_1): New function.
2580 (sched_create_empty_bb): New hook.
2581 (sched_create_empty_bb_1): New function.
2582 (common_sched_info, ready): New global variables.
2583 (current_sched_info_var): Remove.
2584 (move_block_after_check): Use common_sched_info.
2585 (haifa_luid_for_non_insn): New static function.
2586 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2587 (increase_insn_priority): New.
2588 * modulo-sched.c: (issue_rate): Remove static declaration.
2589 (sms_sched_info): Change type to haifa_sched_info.
2590 (sms_sched_deps_info, sms_common_sched_info): New variables.
2591 (setup_sched_infos): New.
2592 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2593 Do not call regstat_free_calls_crossed.
2594 (sms_print_insn): Use const_rtx.
2595 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2596 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2597 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2598 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2599 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2600 current_sched_info to use it.
2601 (enum reg_pending_barrier_mode): Move to sched-int.h.
2602 (h_d_i_d): New variable. Initialize to NULL.
2603 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2605 (estimate_dep_weak): Remove static declaration.
2606 (sched_has_condition_p): New function. Adjust users of
2607 sched_get_condition to use it instead.
2608 (conditions_mutex_p): Add arguments indicating which conditions are
2610 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2611 argument to indicate whether returned condition is reversed. Do not
2612 generate new rtx when condition should be reversed; indicate it by
2613 setting new argument instead.
2614 (add_dependence_list_and_free): Add deps parameter.
2615 Update all users. Do not free dependence list when
2616 deps context is readonly.
2617 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2619 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2620 (remove_from_deps): New. Use the above functions.
2621 (cur_insn, can_start_lhs_rhs_p): New static variables.
2622 (add_or_update_back_dep_1): Initialize present_dep_type.
2623 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2624 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2625 haifa_note_dep): New functions implementing dependence hooks for
2626 the Haifa scheduler.
2627 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2628 note_dep): New functions.
2629 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2631 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2632 (free_deps): Initialize deps->reg_last.
2633 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2634 sched_analyze_insn): Update to use dependency hooks infrastructure
2635 and readonly contexts.
2636 (deps_analyze_insn): New function. Move part of logic from ...
2637 (sched_analyze): ... here. Also move some logic to ...
2638 (deps_start_bb): ... here. New function.
2639 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2641 (sched_deps_init): New function. Move code from ...
2642 (init_dependency_caches): ... here. Remove.
2643 (init_deps_data_vector): New.
2644 (sched_deps_finish): New function. Move code from ...
2645 (free_dependency_caches): ... here. Remove.
2646 (init_deps_global, finish_deps_global): Adjust for use with
2647 selective scheduling.
2648 (get_dep_weak): Move logic to ...
2649 (get_dep_weak_1): New function.
2650 (ds_merge): Move logic to ...
2651 (ds_merge_1): New static function.
2652 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2653 (ds_get_max_dep_weak): New function.
2654 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2655 (n_insns): Rename to rgn_n_insns.
2656 (debug_ebb_dependencies): New function.
2657 (init_ready_list): Use it.
2658 (begin_schedule_ready): Use sched_init_only_bb.
2659 (ebb_print_insn): Indicate when an insn starts a new cycle.
2660 (contributes_to_priority, compute_jump_reg_dependencies,
2661 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2662 (add_block1): Remove to ebb_add_block.
2663 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2664 (schedule_ebb): Initialize them. Use remove_notes instead of
2665 rm_other_notes. Use haifa_local_init/finish.
2666 (schedule_ebbs): Use haifa_sched_init/finish.
2667 * sched-int.h: Include vecprim.h, remove rtl.h.
2668 (struct ready_list): Delete declaration.
2669 (sched_verbose_param, enum sched_pass_id_t,
2670 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2671 (struct sched_scan_info_def): New structure.
2672 (sched_scan_info, sched_scan, sched_init_bbs,
2673 sched_init_luids, sched_finish_luids, sched_extend_target,
2674 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2675 (struct common_sched_info_def): New.
2676 (common_sched_info, haifa_common_sched_info,
2677 sched_emulate_haifa_p): Declare.
2679 (sched_luids): Declare.
2680 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2681 (sched_max_luid, insn_luid): Declare.
2682 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2683 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2684 print_insn, print_pattern, print_value, haifa_classify_insn,
2685 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2686 setup_sched_dump, sched_init, sched_finish,
2687 sel_insn_is_speculation_check): Export.
2688 (struct ready_list): Move from haifa-sched.c.
2689 (ready_try, ready, max_issue): Export.
2690 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2691 sched_init_only_bb, sched_split_block, sched_split_block_1,
2692 sched_create_empty_bb, sched_create_empty_bb_1,
2693 sched_create_recovery_block, sched_create_recovery_edges): Export.
2694 (enum reg_pending_barrier_mode): Export.
2695 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2697 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2698 print_insn field. Move add_block and fix_recovery_cfg to
2699 common_sched_info_def. Move compute_jump_reg_dependencies,
2701 (struct sched_deps_info_def): ... this new structure.
2702 (sched_deps_info): Declare.
2703 (struct spec_info_def): Remove weakness_cutoff, add
2704 data_weakness_cutoff and control_weakness_cutoff.
2705 (spec_info): Declare.
2706 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2708 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2709 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2710 (current_sched_info): Change type to struct haifa_sched_info.
2711 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2712 (h_d_i_d): New variable.
2713 (HDID): New accessor macro.
2714 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2715 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2717 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2718 (enum SCHED_FLAGS): Update for selective scheduler.
2719 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2720 (init_dependency_caches, free_dependency_caches): Delete declarations.
2721 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2722 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2723 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2724 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2725 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2727 (rm_other_notes): Delete declaration.
2728 (schedule_block): Remove one argument.
2729 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2730 ready_element, ready_lastpos, sched_extend_ready_list,
2731 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2732 concat_note_lists): Export.
2733 (struct region): Move from sched-rgn.h.
2734 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2735 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2736 BLOCK_TO_BB, CONTAINING_RGN): Export.
2737 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2738 (current_nr_blocks, current_blocks, target_bb): Likewise.
2739 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2740 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2741 sched_rgn_local_init, extend_regions,
2742 rgn_make_new_region_out_of_new_block, compute_priorities,
2743 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2744 extend_rgns, deps_join rgn_setup_common_sched_info,
2745 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2746 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2747 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2748 increase_insn_priority): Likewise.
2749 * sched-rgn.c: Include sel-sched.h.
2750 (ref_counts): New static variable. Use it ...
2751 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2752 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2753 (sched_is_disabled_for_current_region_p): Delete static declaration.
2754 (struct region): Move to sched-int.h.
2755 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2756 ebb_head): Define and initialize.
2757 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2758 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2759 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2761 (find_single_block_region): Add new argument to indicate that EBB
2762 regions should be constructed.
2763 (debug_live): Delete declaration.
2764 (current_nr_blocks, current_blocks, target_bb):
2765 Remove static qualifiers.
2766 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2768 (init_regions): Delete declaration.
2769 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2770 rgn_estimate_number_of_insns): New.
2771 (too_large): Use estimate_number_of_insns.
2772 (haifa_find_rgns): New. Move the code from ...
2773 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2774 (free_trg_info): New.
2775 (compute_trg_info): Allocate candidate tables here instead of ...
2776 (init_ready_list): ... here.
2777 (rgn_print_insn): Use const_rtx.
2778 (contributes_to_priority, extend_regions): Delete static declaration.
2779 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2780 (add_block1): Rename to rgn_add_block.
2781 (debug_rgn_dependencies): Delete static qualifier.
2782 (new_ready): Use sched_deps_info. Simplify.
2783 (rgn_common_sched_info, rgn_const_sched_deps_info,
2784 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2786 (region_sched_info): Rename to rgn_const_sched_info.
2787 (deps_join): New, extracted from ...
2788 (propagate_deps): ... here.
2789 (compute_block_dependences, debug_dependencies): Update for selective
2791 (free_rgn_deps, compute_priorities): New functions.
2792 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2793 sched_rgn_compute_dependencies): New functions.
2794 (schedule_region): Use them.
2795 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2796 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2798 (schedule_insns): Call new functions that were split out.
2799 (rgn_make_new_region_out_of_new_block): New.
2800 (get_rgn_sched_max_insns_priority): New.
2801 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2802 scheduling when appropriate.
2803 * sched-vis.c: Include insn-attr.h.
2804 (print_value, print_pattern): Make global.
2805 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2806 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2807 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2808 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2809 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2810 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2811 hooks. Initialize them to 0.
2812 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2813 * target.h (struct gcc_target): Add them. Rename gen_check field to
2815 * flags.h (sel_sched_switch_set): Declare.
2816 * opts.c (sel_sched_switch_set): New variable.
2817 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2818 pipelining is disabled from command line.
2819 (common_handle_option): Record whether selective scheduling is
2820 requested from command line.
2821 * doc/invoke.texi: Document new flags and parameters.
2822 * doc/tm.texi: Document new target hooks.
2823 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2825 (dfa_state_size): Do not declare locally.
2826 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2827 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2828 rs6000_alloc_sched_context, rs6000_set_sched_context,
2829 rs6000_free_sched_context): New functions.
2830 (struct _rs6000_sched_context): New.
2831 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2833 (rs6000_sched_finish): Do not run for selective scheduling.
2835 2008-08-31 Jan Hubicka <jh@suse.cz>
2837 * frv.c (frv_rtx_costs): Update forward declaration.
2838 * spu.c (spu_rtx_costs): Likewise.
2839 * pdp11.c: Include df.h
2840 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2841 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2842 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2843 * iq2000.c (iq2000_address_cost): Add speed argument.
2844 (iq2000_rtx_costs): Likewise.
2845 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2846 update call of mn10300_address_cost.
2847 * mcore.c: Include df.h
2848 (mcore_rtx_costs): Update prototype.
2849 * score3.c: Include df.h
2850 (score3_rtx_costs): Remove speed argument.
2851 * score7.c: Include df.h
2852 (score7_address_cost): Remove speed argument.
2853 * score-protos.h (score_address_cost): Update prototype.
2854 * score.c: Include df.h
2855 (score_rtx_costs): Update call of costs functions.
2856 * v850.c (v850_rtx_costs): Add bool argument.
2858 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2860 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2862 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2864 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2865 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2867 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2869 * mkmap-flat.awk: Add option pe_dll.
2870 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2871 * config/i386/t-cygwin (SHLIB_LC): Add.
2872 * config/i386/t-mingw32 (SHLIB_LC): Add.
2873 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2874 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2875 (LINK_SPEC): Support libgcc_s.
2876 (LIBGCC_SPEC): Support libgcc_s.
2877 (LIBGCC_SONAME): New.
2879 2008-08-31 Jan Hubicka <jh@suse.cz>
2881 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2882 mistakely had old version of patch.
2884 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2885 (ipcp_estimate_growth): New.
2886 (ipcp_insert_stage): Use ipcp_estimate_growth.
2887 * profile.c (branch_prob): When reading failed, do not consider
2890 2008-08-31 Jan Hubicka <jh@suse.cz>
2892 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2893 loop is optimized for speed.
2895 2008-08-31 Richard Guenther <rguenther@suse.de>
2898 * fold-const.c (fold_binary): Retain conversions in folding
2901 2008-08-31 Jan Hubicka <jh@suse.cz>
2903 * postreload-gcse.c (eliminate_partially_redundant_loads):
2904 Use optimize_bb_for_size_p.
2905 * predict.c (maybe_hot_frequency_p): Make inline.
2906 (maybe_hot_count_p): Break out from ...
2907 (maybe_hot_bb_p): ... this one.
2908 (maybe_hot_edge_p): Simplify.
2909 * basic-block.h (probably_cold_bb_p): Remove.
2911 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2914 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2916 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2917 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2918 Also split V4SFmode.
2919 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2922 2008-08-31 Jan Hubicka <jh@suse.cz>
2924 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2926 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2928 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2931 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2934 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2935 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2937 2008-08-31 Jan Hubicka <jh@suse.cz>
2939 * sparc.h (BRANCH_COST): Fix macro definition.
2940 * avr.c (avr_operand_rtx_cost): Add speed argument.
2941 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2943 2008-08-31 Richard Guenther <rguenther@suse.de>
2945 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2946 types instead of operands. Re-instantiate verifying of
2947 binary expression operands.
2949 2008-08-30 Jan Hubicka <jh@suse.cz>
2951 * fwprop.c (should_replace_address): Add speed attribute.
2952 (PR_OPTIMIZE_FOR_SPEED): New flag.
2953 (propagate_rtx_1): Use it.
2954 (propagate_rtx): Set it.
2955 (try_fwprop_subst): Update call of rtx_costs.
2956 (forward_propagate_and_simplify): LIkewise.
2957 * hooks.c (hook_int_rtx_bool_0): New
2958 (hook_bool_rtx_int_int_intp_false): Replace by ...
2959 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2960 * hooks.h (hook_int_rtx_bool_0): New
2961 (hook_bool_rtx_int_int_intp_false): Replace by ...
2962 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2963 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2964 (prepare_cmp_insn): UPdate call of rtx_cost.
2965 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2966 (reload_cse_simplify_operands): Update call of rtx_cost.
2967 (reload_cse_move2add): call of rtx_cost.
2968 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2969 * rtlanal.c (rtx_cost): Add speed argument.
2970 (address_cost): Add speed argument
2971 (default_address_cost): Likewise.
2972 (insn_rtx_cost): Likewise.
2973 * cfgloopanal.c (seq_cost): Add speed argument.
2974 (target_reg_cost, target_spill_cost): Turn to array.
2975 (init_set_costs): Update for speed.
2976 (estimate_reg_pressure_cost): Add speed argument.
2977 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2978 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2979 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2980 (seq_cost): Add speed argument.
2981 (computation_cost): Add speed arugment.
2982 (add_cost, multiply_by_const, get_address_cost): add speed argument.
2983 (force_expr_to_var_cost): Update for profile info.
2984 (force_var_cost): Likewise.
2985 (split_address_cost): Likewise.
2986 (ptr_difference_cost): Likewise.
2987 (difference_cost): Likewise.
2988 (get_computation_cost_at): Likewise.
2989 (determine_iv_cost): Likewise.
2990 (ivopts_global_cost_for_size): Likewise.
2991 (rewrite_use_address): Likewise.
2992 (tree_ssa_iv_optimize_loop): Initialize speed field.
2993 * cse.c (optimize_this_for_speed_p): New static var.
2994 (notreg_cost): Update call of rtx_cost.
2995 (cse_extended_basic_block): set optimize_this_for_speed_p.
2996 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
2997 (noce_try_cmove_arith): Likewise.
2998 (noce_try_sign_mask): LIkewise.
2999 * expr.c (compress_float_constant): Update rtx_cost calls.
3000 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3002 (addr_to_parts): Likewise.
3003 (create_mem_ref): Likewise.
3004 * dse.c (find_shift_sequence): Add speed argument.
3005 (replace_read): Update call.
3006 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3007 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3008 * neg_cost, shift_cost, shiftadd_cost,
3009 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3010 mul_highpart_cost): Increase dimension.
3011 (init_expmed): Initialize for both size and speed.
3012 (expand_shift): Use profile.
3013 (synth_mult): Use profile.
3014 (choose_mult_variant): Use profile.
3015 (expand_mult): Use profile.
3016 (expand_mult_highpart_optab): Use profile.
3017 (expand_mult_highpart): Use profile.
3018 (expand_smod_pow2): Use profile.
3019 (expand_divmod): Use profile.
3020 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3022 * loop-invariant.c (create_new_invariant): Use profile.
3023 (gain_for_invariant): Add speed parameter.
3024 (best_gain_for_invariant): Likewise.
3025 (find_invariants_to_move): Likewise.
3026 (move_single_loop_invariants): Set it.
3027 * target-def.h (TARGET_RTX_COSTS): Use hook.
3028 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3029 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3030 * output.h (default_address_cost): Update prototype.
3031 * combine.c (optimize_this_for_speed_p): New static var.
3032 (combine_validate_cost): Update call of rtx_cost.
3033 (combine_instructions): Set optimize_this_for_speed_p.
3034 (expand_compound_operation): Update call of rtx_cost.
3035 (make_extraction):Update call of rtx_cost.
3036 (force_to_mode):Update call of rtx_cost.
3037 (distribute_and_simplify_rtx):Update call of rtx_cost.
3038 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3039 (estimate_reg_pressure_cost): Update prototype.
3040 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3041 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3043 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3044 (alpha_rtx_costs): Update.
3045 * config/frv/frv.c (frv_rtx_costs): Update.
3046 * config/s390/s390.c (s390_rtx_costs): Update.
3047 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3048 (m32c_rtx_costs): Update.
3049 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3050 (spu_rtx_costs): Update.
3051 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3052 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3053 * config/i386/i386.c (:ix86_address_cost): Update.
3054 (ix86_rtx_costs): Update.
3055 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3056 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3057 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3058 * config/crx/crx.c (crx_address_cost): Update.
3059 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3060 * config/stormy16/stormy16.c
3061 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3062 * config/m68hc11/m68hc11.c
3063 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3064 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3065 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3067 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3069 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3070 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3071 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3072 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3073 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3074 (mcore_rtx_costs): update.
3075 * config/score/score3.c (score3_rtx_costs): Update.
3076 * config/score/score7.c (score7_rtx_costs): Update.
3077 * config/score/score3.h (score3_rtx_costs):Update.
3078 * config/score/score7.h (score7_rtx_costs): Update.
3079 * config/score/score.c (score_rtx_costs): Update.
3080 * config/arm/arm.c (arm_address_cost): Update.
3081 (arm_rtx_costs_1): Update.
3082 (arm_rtx_costs_1): Update.
3083 (arm_size_rtx_costs): Update.
3084 (arm_size_rtx_costs): Update.
3085 (arm_size_rtx_costs): Update.
3086 (arm_xscale_rtx_costs): Update.
3087 (arm_thumb_address_cost): Update.
3088 * config/pa/pa.c (hppa_address_cost): Update.
3089 * config/mips/mips.c (mips_rtx_costs): Update.
3090 * config/vax/vax.c (vax_address_cost): Update.
3091 * config/h8300/h8300.c (h8300_shift_costs): Update.
3092 (h8300_rtx_costs): Update.
3093 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3094 (v850_rtx_costs): Update.
3095 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3096 * config/bfin/bfin.c
3097 (bfin_address_cost): Update.
3098 (bfin_rtx_costs): Update.
3099 * stmt.c (lshift_cheap_p): Update.
3101 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3104 * expmed.c (extract_bit_field_1): Check the mode size to make
3105 sure the vector modes have the same size.
3107 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3109 * dojump.c (top level): Include basic-block.h to declare
3110 optimize_insn_for_speed_p
3112 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3114 * opts.h (CL_SAVE): New option class for marking options that are
3115 target specific options usable in the target attribute.
3116 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3118 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3119 can easily find the target specific options that are safe to use
3120 in the attribute or pragma.
3122 * attribs.c (decl_attributes): Change #pragma GCC option to
3123 #pragma GCC target, and attribute((option(...))) to
3124 attribute((target(...))).
3126 * doc/extend.texi (target attribute): Change from option
3127 attribute. Delete push/pop/reset.
3128 (#pragma GCC target): Change from #pragma GCC option. Delete
3130 (#pragma GCC push_options): Document new pragma.
3131 (#pragma GCC pop_options): Document new pragma.
3132 (#pragma GCC reset_options): Document new pragma.
3134 * targhooks.c (default_target_option_valid_attribute_p): Add
3135 warning about port not supporting target attributes.
3136 (default_target_option_pragma_parse): New function, warn about
3137 #pragma GCC target not being supported.
3139 * targhooks.h (default_target_option_pragma_parse): Add
3142 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3143 TI_CURRENT_OPTION_PRAGMA.
3144 (current_target_pragma): Rename from current_option_pragma.
3146 * target.h: (struct target_option): Delete booleans for changing
3147 the optimization level on hot/cold functions. Change signature of
3148 pragma_parse hook to take a second tree.
3150 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3152 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3153 that the declaration is done at global scope.
3155 * langhooks.c (add_builtin_function_common): Move most of the code
3156 from add_builtin_function here, calling the hook passed in.
3157 (add_builtin_function): Call add_builtin_function_common with
3158 standard builtin hook.
3159 (add_builtin_function_ext_scope): New function to add builtins to
3162 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3164 (add_builtin_function_ext_scope): Add declaration.
3166 * c-pragma.c (handle_pragma_target): Rename from
3167 handle_pragma_option, #pragma GCC option is now #pragma GCC
3168 target. Move warning about port not supporting target options to
3169 default pragma parse hook. Remove push/pop/reset from this
3171 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3172 (option_stack): Delete static variable.
3173 (optimize_stack): Ditto.
3174 (optons_stack): New stack of saved target and optimization
3176 (handle_pragma_push_options): New function to handle pushing both
3177 target and optimization options.
3178 (handle_pragma_pop_options): New function to handle popping both
3179 target and optimization options.
3180 (handle_pragma_reset_options): New function to handle resetting
3181 both target and optimization options to their initial state.
3182 (init_pragma): Rename handle_pragma_option to
3183 handle_pragma_target. Add support for push_options, pop_options,
3184 and reset_options pragmas.
3186 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3187 default_target_option_pragma_parse.
3188 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3189 default_target_option_valid_attribute_p.
3190 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3191 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3192 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3193 optimization level on hot/cold functions.
3195 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3196 if the caller and callee have different optimization levels.
3198 * c-common.c (handle_target_attribute): Rename from
3199 handle_option_attribute, attribute((option(...))) is now
3200 attribute((target(...))). Move warning if the port does not
3201 support target attributes to the default hook.
3202 (handle_hot_attribute): Delete code to change the optimization
3203 level of hot functions.
3204 (handle_cold_attribute): Ditto.
3206 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3207 argument that is the binary tree options to use if there are no
3208 arguments. Call ix86_valid_target_attribute_tree instead of
3209 ix86_valid_option_attribute_tree.
3210 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3211 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3212 ix86_pragma_option_parse.
3214 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3215 Rename from ix86_valid_option_attribute_tree.
3217 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3218 new builtins when the ISA changes.
3219 (ix86_valid_target_attribute_tree): Rename from
3220 ix86_valid_option_attribute_tree. Change callers. If the
3221 function specified optimization options, use those as the starting
3222 point before setting up the target attributes. If the
3223 optimization options were changed in the course of setting the
3224 target attributes, record the new optimization options.
3225 (ix86_valid_target_attribute_tree_inner_p): Rename from
3226 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3227 ix86_add_new_builtins if the ISA changed.
3228 (ix86_valid_target_attribute_p): Rename from
3229 ix86_valid_option_attribute_p. Change callers.
3230 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3231 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3232 as delayed builtin functions.
3233 (struct builtin_isa): New structure to record builtin functions
3234 that should be delayed until the ISA for that function is used.
3235 (ix86_builtins_isa): Change from int to struct to track builtin
3236 functions we want to declare at some point.
3237 (def_builtin): If the front end can delay defining the builtin
3238 functions, don't create builtins for ISAs not part of the default
3240 (def_builtin_const): Ditto.
3241 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3242 __builtin_ia32_pcmov_v2di to be different builtin functions.
3243 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3244 a structure instead of an int.
3245 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3246 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3247 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3248 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3250 * config/ia64/ia64.h
3251 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3252 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3254 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3255 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3256 (LANG_HOOKS_INITIALIZER): Add
3257 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3259 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3262 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3263 the reload address with the index register for SFmode
3264 access with a displacement.
3266 2008-08-30 Jan Hubicka <jh@suse.cz>
3268 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3269 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3270 * dojump.c (do_jump): Likewise.
3271 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3272 (note-if_info): Add BRANCH_COST.
3273 (noce_try_store_flag_constants, noce_try_addcc,
3274 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3275 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3276 find_if_case_2): Use computed branch cost.
3277 * expr.h (BRANCH_COST): Update default.
3278 * predict.c (predictable_edge_p): New function.
3279 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3280 Update BRANCH_COST call.
3281 * basic-block.h (predictable_edge_p): Declare.
3282 * config/alpha/alpha.h (BRANCH_COST): Update.
3283 * config/frv/frv.h (BRANCH_COST): Update.
3284 * config/s390/s390.h (BRANCH_COST): Update.
3285 * config/spu/spu.h (BRANCH_COST): Update.
3286 * config/sparc/sparc.h (BRANCH_COST): Update.
3287 * config/m32r/m32r.h (BRANCH_COST): Update.
3288 * config/i386/i386.h (BRANCH_COST): Update.
3289 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3291 * config/sh/sh.h (BRANCH_COST): Update.
3292 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3293 * config/avr/avr.h (BRANCH_COST): Update.
3294 * config/crx/crx.h (BRANCH_COST): Update.
3295 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3296 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3297 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3298 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3299 * config/ia64/ia64.h (BRANCH_COST): Update.
3300 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3301 * config/arc/arc.h (BRANCH_COST): Update.
3302 * config/score/score.h (BRANCH_COST): Update.
3303 * config/arm/arm.h (BRANCH_COST): Update.
3304 * config/pa/pa.h (BRANCH_COST): Update.
3305 * config/mips/mips.h (BRANCH_COST): Update.
3306 * config/vax/vax.h (BRANCH_COST): Update.
3307 * config/h8300/h8300.h (BRANCH_COST): Update.
3308 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3309 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3310 * doc/tm.texi (BRANCH_COST): Update.
3312 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3315 * config/arm/arm.c (arm_optimization_options): Set
3316 flag_section_anchors to 2 instead of 1 to distinguish it from
3317 -fsection-anchors given explicitely on the command line.
3319 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3321 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3322 final insn of a split.
3324 2008-08-30 Jan Hubicka <jh@suse.cz>
3326 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3327 optimized for speed.
3328 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3329 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3330 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3331 flag_gcse_after_reload_set): New static vars.
3332 (common_handle_option): Enable those flags for profile-use.
3333 (decode_options): Remove optimize_size flags that are handled
3334 on higher granuality.
3335 * tree-vectorizer.c (vectorize_loops): Use
3336 optimize_loop_nest_for_speed_p.
3337 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3338 * tree-predcom.c (tree_predictive_commoning): Use
3339 optimize_loop_for_speed_p.
3340 * varasm.c (assemble_start_function): Use
3341 optimize_function_for_speed_p.
3342 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3343 * predict.c (optimize_loop_for_speed_p): Fix walk.
3345 2008-08-30 Jan Hubicka <jh@suse.cz>
3347 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3349 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3350 profile presence locally.
3352 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3355 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3356 versions before 4.0.
3358 2008-08-29 Jan Hubicka <jh@suse.cz>
3360 * tree-inline.c (insert_init_stmt): Insert sequence even when
3363 2008-08-29 Jeff Law <law@redhat.com>
3365 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3366 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3367 location and class is an FP register.
3369 2008-08-29 Jan Hubicka <jh@suse.cz>
3371 * see.c (see_merge_one_def_extension): Silence used uninitialized
3373 * matrix-reorg.c (check_allocation_function): Likewise.
3374 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3376 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3379 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3380 compute new & and | in type rather than TREE_TYPE (arg0).
3382 * dwarf2out.c (fortran_common): Update comment.
3383 (gen_variable_die): Swap com_die and var_die variables in Fortran
3384 COMMON block handling code.
3386 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3388 * dwarf2out.c (gen_const_die): New function.
3389 (size_of_die, value_format, output_die): Output larger
3390 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3391 (native_encode_initializer): New function.
3392 (tree_add_const_value_attribute): Call it.
3393 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3395 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3396 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3397 TREE_THIS_VOLATILE to add_type_attribute.
3399 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3401 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3404 * dwarf2out.c (loc_by_reference): New function.
3405 (add_location_or_const_value_attribute): Use it.
3408 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3409 as DW_TAG_variable children of DW_TAG_common_block rather than
3410 DW_TAG_member children. Put DW_AT_external to individual
3411 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3413 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3414 loc_descriptor_from_tree_1.
3418 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3419 arguments to imported_module_or_decl.
3420 (debug_nothing_tree_tree): Removed.
3421 (debug_nothing_tree_tree_tree_bool): New prototype.
3422 * debug.c (do_nothing_debug_hooks): Adjust.
3423 (debug_nothing_tree_tree): Removed.
3424 (debug_nothing_tree_tree_tree_bool): New function.
3425 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3426 (gen_variable_die): Put all common vars for the
3427 same COMMON block under one DW_TAG_common_block.
3428 (declare_in_namespace): Return new context_die, for Fortran
3429 return the module DIE instead of adding extra declarations into
3431 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3432 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3433 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3435 (dwarf2out_global_decl): Don't skip Fortran global vars.
3436 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3437 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3438 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3439 DW_TAG_imported_declaration as child of previous
3440 DW_TAG_imported_module.
3441 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3442 * sdbout.c (sdb_debug_hooks): Likewise.
3443 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3445 2008-08-29 Jan Hubicka <jh@suse.cz>
3447 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3449 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3450 * ipa-cp.c (n_cloning_candidates): New static variable.
3451 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3452 (ipcp_print_all_lattices): Improve debug output.
3453 (ipcp_cloning_candidate_p): New function.
3454 (ipcp_initialize_node_lattices): Use it.
3455 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3456 (ipcp_propagate_stage): Prettier debug output.
3457 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3458 (ipcp_print_all_structures): Remove.
3459 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3460 (ipcp_insert_stage): Prettier debug output; call
3461 cgraph_remove_unreachable_nodes before propagating.
3462 (pass_ipa_cp): Schedule function removal pass.
3463 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3465 (cgraph_maybe_hot_edge_p): Move to ...
3466 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3467 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3468 (common_handle_option): Set them; enable ipa-cp when profiling.
3469 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3470 (ipa_print_all_jump_functions): Likewise.
3471 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3472 (ipa_print_node_params, ipa_print_all_params): New.
3473 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3474 ipa_print_all_param_flags): Remove.
3475 (ipa_print_node_params, ipa_print_all_params): New.
3477 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3479 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3480 change from 2008-04-03.
3481 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3483 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3486 * ira-color.c (push_allocnos_to_stack): Truncate
3487 removed_splay_allocno_vec.
3489 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3492 * ira-color (ira_fast_allocation): Don't assign hard registers to
3495 2008-08-29 Jan Hubicka <jh@suse.cz>
3498 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3499 for cold internal loops.
3501 2008-08-29 Richard Guenther <rguenther@suse.de>
3503 * tree-ssa-structalias.c (create_variable_info_for): Do not
3504 create fields for heap vars or vars with a noalias state.
3505 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3508 2008-08-29 Richard Guenther <rguenther@suse.de>
3510 * common.opt (ftree-store-ccp): Mark as preserved for
3511 backward compatibility.
3512 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3513 * tree-pass.h (pass_store_ccp): Remove.
3514 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3515 (first_vdef): Remove declaration.
3516 (get_value_loaded_by): Likewise.
3517 * tree-ssa-ccp.c (do_store_ccp): Remove.
3518 (get_default_value): Simplify as do_store_ccp is always false
3519 now. Do not initialize mem_ref.
3520 (set_value_varying): Likewise.
3521 (canonicalize_float_value): Likewise.
3522 (set_lattice_value): Likewise.
3523 (likely_value): Likewise.
3524 (surely_varying_stmt_p): Likewise.
3525 (ccp_initialize): Likewise.
3526 (ccp_lattice_meet): Likewise.
3527 (ccp_visit_phi_node): Likewise.
3528 (ccp_fold): Likewise.
3529 (evaluate_stmt): Likewise.
3530 (visit_assignment): Likewise.
3531 (ccp_visit_stmt): Likewise.
3532 (execute_ssa_ccp): Fold into ...
3533 (do_ssa_ccp): ... this.
3534 (do_ssa_store_ccp): Remove.
3535 (gate_store_ccp): Likewise.
3536 (pass_store_ccp): Likewise.
3537 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3539 * tree-ssa-propagate.c (first_vdef): Remove.
3540 (get_value_loaded_by): Likewise.
3541 (replace_vuses_in): Likewise.
3542 (substitute_and_fold): Do not call replace_vuses_in.
3543 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3545 2008-08-29 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3549 PARAM_NOALIAS tags with is_heapvar.
3550 * tree-ssa-operands.c (access_can_touch_variable): Offset
3551 based tests do not apply for heapvars. Fix offset test.
3553 2008-08-29 Jan Hubicka <jh@suse.cz>
3555 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3556 (-fipa-cp-clone): Enabled by default at -O3.
3557 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3558 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3560 2008-08-29 Jan Hubicka <jh@suse.cz>
3562 * tree.c (build_function_type_skip_args,
3563 build_function_decl_skip_args): New functions.
3564 * tree.h (build_function_type_skip_args,
3565 build_function_decl_skip_args): Declare.
3566 * gimple.c (giple_copy_call_skip_args): New function.
3567 (giple_copy_call_skip_args): Declare.
3569 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3570 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3571 (ipcp_node_modifiable_p): ... this one; use
3572 tree_versionable_function_p.
3573 (ipcp_create_replace_map): Improve debug output.
3574 (ipcp_need_redirect_p): Return false when not clonning.
3575 (ipcp_update_callgraph): Skip args.
3576 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3578 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3579 (save_inline_function_body): Update call of tree_function_versioning.
3580 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3581 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3583 (tree_function_versioning): Likewise.
3584 * tree-inline.h (tree_function_versioning): Update prototype.
3586 2008-08-29 Jan Hubicka <jh@suse.cz>
3588 * loop-unswitch.c (unswitch_single_loop): Use
3589 optimize_loop_for_speed_p.
3590 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3591 Use optimize_function_for_size_p.
3592 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3593 * postreload-gcse.c (eliminate_partially_redundant_load):
3594 Use optimize_bb_for_size_p.
3595 * value-prof.c (gimple_divmod_fixed_value_transform,
3596 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3597 gimple_stringops_transform): Use optimize_bb_for_size_p.
3598 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3599 * final.c (compute_alignments): Use optimize_function_for_size_p.
3600 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3601 (fold_builtin_strcpy, fold_builtin_fputs): Use
3602 optimize_function_for_size_p.
3603 * fold-const.c (tree_swap_operands_p): Use
3604 optimize_function_for_size_p.
3605 * recog.c (relax_delay_slots): Likewise.
3606 * tree-ssa-math-opts.c (replace_reciprocal):
3607 Use optimize_bb_for_speed_p.
3608 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3609 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3610 optimize_function_for_size_p.
3611 (cgraph_decide_inlining_of_small_function): Use
3612 optimize_function_for_size_p.
3613 * global.c (find_reg): Use optimize_function_for_size_p.
3614 * opts.c (decode_options): Do not clear flag_tree_ch,
3615 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3616 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3617 work it out from profile.
3618 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3619 optimize_loop_for_speed_p.
3620 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3622 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3623 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3624 * tree-eh.c (decide_copy_try_finally): Use
3625 optimize_function_for_size_p.
3626 * local-alloc.c (block_alloc): Pass BB pointer.
3627 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3628 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3629 * loop-unroll.c (decide_unrolling_and_peeling):
3630 Use optimize_loop_for_size_p.
3631 (decide_peel_completely): Likewise.
3632 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3633 optimize_loop_for_size_p.
3634 (vect_enhance_data_refs_alignment): Likewise.
3635 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3636 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3638 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3639 (try_crossjump_bb): Use optimize_bb_for_size_p.
3640 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3641 optimize_loop_for_speed_p.
3642 * bb-reorder.c (find_traces_1_round): Likewise.
3643 (copy_bb): Use optimize_bb_for_speed_p.
3644 (duplicate_computed_gotos): Likewise.
3645 * basic-block.h (optimize_loop_nest_for_size_p,
3646 optimize_loop_nest_for_speed_p): New.
3647 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3649 2008-08-29 Tristan Gingold <gingold@adacore.com>
3651 * gcov.c (main): Call expandargv.
3653 2008-08-29 Jan Hubicka <jh@suse.cz>
3655 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3657 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3659 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3660 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3662 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3664 2008-08-29 Jan Hubicka <jh@suse.cz>
3666 * tree-pass.h (pass_strip_predict_hints): Declare.
3667 * predict.c (strip_builtin_expect): Rename to ...
3668 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3669 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3670 (tree_estimate_probability): Do not strip builtin_expect.
3671 (pass_strip_predict_hints): New pass.
3672 * tree-inline.c (expand_call_inline): When inlining cold function,
3673 predict it as unlikely.
3674 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3676 2008-08-29 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/37207
3679 * tree-vrp.c (extract_range_from_binary_expr): Also try
3680 to constant fold if only one of the operands is a constant.
3682 2008-08-29 Nick Clifton <nickc@redhat.com>
3684 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3685 the same way as SYMBOL_REFs.
3687 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3689 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3691 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3693 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3694 * config/mips/mips.md (branch_likely): Remove const. Fix
3696 (define_delay for type "branch"): Change to only apply for branch
3697 with likely variant.
3698 (define_delay for type "branch" and "branch_likely" no). New delay
3700 (equality_op): New code iterator.
3701 (bbv, bbinv): New code attributes.
3702 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3705 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3706 Andrew Pinski <pinskia@gcc.gnu.org>
3709 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3711 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3713 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3714 rule that a symbolic constant must be defined and >= 0 for the
3715 corresponding facility to be present at compile-time.
3716 * gthr-posix.c: Likewise.
3718 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3720 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3721 * config/mips/mips.md (D): New mode attribute.
3722 (mulsi3, muldi3): Merge it into ...
3723 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3724 (muldi3_mul3): New pattern.
3725 (mulsi3_mult3): Rename to mulsi3_mul3.
3727 2008-08-28 Jan Hubicka <jh@suse.cz>
3729 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3731 * predict.c (always_optimize_for_size_p): Rename to ...
3732 (optimize_function_for_size): ... this one; make extern.
3733 (optimize_function_for_speed_p): New.
3734 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3735 optimize_edge_for_size_p,optimize_edge_for_size_p,
3736 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3737 * basic-block.h (optimize_function_for_size_p,
3738 optimize_function_for_speed_p): Declare.
3739 * i386.md (optimize_size checks): Replace them by appropriate
3741 (standard_80387_constant_p, ix86_compute_frame_layout,
3742 ix86_expand_epilogue, ix86_decompose_address,
3743 print_operand, emit_i387_cw_initialization,
3744 inline_memory_move_cost, ix86_pad_returns,
3745 ix86_reorg): Replace optimize_size checks.
3747 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3749 * rtl.h (simplify_subreg_regno): Declare.
3750 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3751 * simplify-rtx.c (simplify_subreg): ...here.
3752 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3753 subreg_offset_representable_p.
3755 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * c-typeck.c (convert_for_assignment): Give a note describing what
3759 was passed and what was expected.
3761 2008-08-28 Joey Ye <joey.ye@intel.com>
3763 * doc/extend.texi: Document AVX built-in functions.
3764 * doc/invoke.texi: Document -mavx.
3766 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3767 Joey Ye <joey.ye@intel.com>
3768 Xuepeng Guo <xuepeng.guo@intel.com>
3770 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3772 * config/i386/cpuid.h (bit_FMA): New.
3773 (bit_XSAVE): Likewise.
3774 (bit_OSXSAVE): Likewise.
3775 (bit_AVX): Likewise.
3777 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3778 define. Use ASM_OUTPUT_AVX_PREFIX.
3780 * config/i386/gmmintrin.h: New.
3782 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3783 (OPTION_MASK_ISA_AVX_SET): New.
3784 (OPTION_MASK_ISA_FMA_SET): Likewise.
3785 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3786 (OPTION_MASK_ISA_FMA_SET): Likewise.
3787 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3788 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3789 (pta_flags): Add PTA_AVX and PTA_FMA.
3790 (override_options): Handle PTA_AVX and PTA_FMA.
3791 (init_cumulative_args): Handle warn_avx.
3792 (classify_argument): Return 0 for COImode and OImode. Return
3793 1 and X86_64_AVX_CLASS for 256bit vector types.
3794 (examine_argument): Handle X86_64_AVX_CLASS.
3795 (construct_container): Likewise.
3796 (function_arg_advance_32): Pass OImode and 256bit vector types
3798 (function_arg_advance_64): Take a new argument to indicate if a
3799 parameter is named. Handle 256bit vector types. Return
3800 immediately for unnamed 256bit vector mode parameters.
3801 (function_arg_advance): Updated.
3802 (function_arg_32): Add comments for TImode. Handle OImode
3803 and 256bit vector types.
3804 (function_arg_64): Take a new argument to indicate if a
3805 parameter is named. Handle 256bit vector types. Return NULL
3806 for unnamed 256bit vector mode parameters.
3807 (function_arg): Updated.
3808 (setup_incoming_varargs_64): Support
3809 AVX encoding for *sse_prologue_save_insn.
3810 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3811 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3812 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3813 enabled, otherwise return -3.
3814 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3816 (print_reg): Support AVX registers. Handle 'x' and 't'.
3817 Handle 'd' to duplicate the operand.
3818 (print_operand): Likewise. Also support AVX vector compare
3820 (output_387_binary_op): Support AVX.
3821 (output_fp_compare): Likewise.
3822 (ix86_expand_vector_move_misalign): Likewise.
3823 (ix86_attr_length_vex_default): New.
3824 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3825 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3826 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3827 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3828 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3829 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3830 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3831 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3832 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3833 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3834 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3835 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3836 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3837 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3838 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3839 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3840 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3841 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3842 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3843 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3844 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3845 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3846 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3847 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3848 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3849 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3850 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3851 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3852 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3853 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3854 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3855 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3856 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3857 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3858 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3859 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3860 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3861 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3862 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3863 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3864 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3865 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3866 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3867 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3868 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3869 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3870 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3871 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3872 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3873 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3874 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3875 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3876 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3877 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3878 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3879 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3880 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3881 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3882 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3883 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3884 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3885 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3886 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3887 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3888 and IX86_BUILTIN_MOVMSKPS256,
3889 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3890 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3891 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3892 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3893 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3894 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3895 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3896 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3897 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3898 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3899 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3900 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3901 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3902 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3903 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3904 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3905 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3906 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3907 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3908 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3909 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3910 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3911 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3912 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3913 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3914 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3915 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3916 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3917 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3918 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3919 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3920 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3921 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3922 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3923 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3924 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3925 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3926 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3927 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3928 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3929 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3930 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3931 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3932 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3933 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3934 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3935 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3936 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3937 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3938 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3939 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3940 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3941 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3942 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3943 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3944 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3945 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3946 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3948 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3949 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3950 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3951 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3952 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3953 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3954 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3955 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3956 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3957 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3958 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3959 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3960 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3961 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3962 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3963 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3964 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3965 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3966 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3967 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3968 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3969 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3970 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3971 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3972 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3973 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3974 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3975 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3976 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3977 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3978 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3979 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3980 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3981 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3982 IX86_BUILTIN_MOVMSKPS256.
3983 (ix86_init_mmx_sse_builtins): Support AVX builtins.
3984 (ix86_expand_args_builtin): Likewise.
3985 (ix86_expand_special_args_builtin): Likewise.
3986 (ix86_hard_regno_mode_ok): Handle AVX modes.
3987 (ix86_expand_vector_init_duplicate): Likewise.
3988 (ix86_expand_vector_init_one_nonzero): Likewise.
3989 (ix86_expand_vector_init_one_var): Likewise.
3990 (ix86_expand_vector_init_concat): Likewise.
3991 (ix86_expand_vector_init_general): Likewise.
3992 (ix86_expand_vector_set): Likewise.
3993 (ix86_vector_mode_supported_p): Likewise.
3994 (x86_extended_reg_mentioned_p): Check INSN_P before using
3997 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3998 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4000 * config/i386/i386.h (TARGET_AVX): New.
4001 (TARGET_FMA): Likewise.
4002 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4003 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4004 (VALID_AVX256_REG_MODE): New.
4005 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4006 (AVX_FLOAT_MODE_P): Likewise.
4007 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4008 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4009 (AVX_VEC_FLOAT_MODE_P): Likewise.
4010 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4011 (ASM_OUTPUT_OPCODE): Likewise.
4012 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4014 (SSE_REG_MODE_P): Allow 256bit vector modes.
4015 (ix86_args): Add a warn_avx field.
4017 * config/i386/i386.md (UNSPEC_PCMP): New.
4018 (UNSPEC_VPERMIL): Likewise.
4019 (UNSPEC_VPERMIL2): Likewise.
4020 (UNSPEC_VPERMIL2F128): Likewise.
4021 (UNSPEC_MASKLOAD): Likewise.
4022 (UNSPEC_MASKSTORE): Likewise.
4023 (UNSPEC_CAST): Likewise.
4024 (UNSPEC_VTESTP): Likewise.
4025 (UNSPECV_VZEROALL): Likewise.
4026 (UNSPECV_VZEROUPPER): Likewise.
4027 (XMM0_REG): Likewise.
4028 (XMM1_REG): Likewise.
4029 (XMM2_REG): Likewise.
4030 (XMM3_REG): Likewise.
4031 (XMM4_REG): Likewise.
4032 (XMM5_REG): Likewise.
4033 (XMM6_REG): Likewise.
4034 (XMM8_REG): Likewise.
4035 (XMM9_REG): Likewise.
4036 (XMM10_REG): Likewise.
4037 (XMM11_REG): Likewise.
4038 (XMM12_REG): Likewise.
4039 (XMM13_REG): Likewise.
4040 (XMM14_REG): Likewise.
4041 (XMM15_REG): Likewise.
4043 (prefix_vex_imm8): Likewise.
4044 (prefix_vex_w): Likewise.
4045 (length_vex): Likewise.
4048 (*avx_ashlti3): Likewise.
4049 (*avx_lshrti3): Likewise.
4050 (*avx_setcc<mode>): Likewise.
4051 (*fop_<mode>_comm_mixed_avx): Likewise.
4052 (*fop_<mode>_comm_avx): Likewise.
4053 (*fop_<mode>_1_mixed_avx): Likewise.
4054 (*fop_<mode>_1_avx): Likewise.
4055 (*avx_<code><mode>3): Likewise.
4056 (*avx_ieee_smin<mode>3): Likewise.
4057 (*avx_ieee_smax<mode>3): Likewise.
4058 (mode): Add OI, V8SF and V4DF.
4059 (length): Support VEX prefix.
4060 (*cmpfp_i_mixed): Set prefix attribute.
4061 (*cmpfp_i_sse): Likewise.
4062 (*cmpfp_iu_mixed): Likewise.
4063 (*cmpfp_iu_sse): Likewise.
4064 (*movsi_1): Support AVX.
4065 (*movdi_2): Likewise.
4066 (*movdi_1_rex64): Likewise.
4067 (*movti_internal): Likewise.
4068 (*movti_rex64): Likewise.
4069 (*movsf_1): Likewise.
4070 (*movdf_nointeger): Likewise.
4071 (*movdf_integer_rex64): Likewise.
4072 (*movtf_internal): Likewise.
4073 (zero_extendsidi2_32): Likewise.
4074 (zero_extendsidi2_rex64): Likewise.
4075 (*extendsfdf2_mixed): Likewise.
4076 (*extendsfdf2_sse): Likewise.
4077 (*truncdfsf_fast_mixed): Likewise.
4078 (*truncdfsf_fast_sse): Likewise.
4079 (*truncdfsf_mixed): Likewise.
4080 (fix_trunc<mode>di_sse): Likewise.
4081 (fix_trunc<mode>si_sse): Likewise.
4082 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4083 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4084 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4085 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4086 (*rcpsf2_sse): Likewise.
4087 (*rsqrtsf2_sse): Likewise.
4088 (*sqrt<mode>2_sse): Likewise.
4089 (sse4_1_round<mode>2): Likewise.
4090 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4091 Support AVX. Set length attribute properly for AVX.
4093 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4094 (VECTOR_MODES (FLOAT, 32)): Likewise.
4095 (VECTOR_MODE (INT, DI, 8)): Likewise.
4096 (VECTOR_MODE (INT, HI, 32)): Likewise.
4097 (VECTOR_MODE (INT, QI, 64)): Likewise.
4098 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4099 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4100 (VECTOR_MODE (INT, DI, 4)): Removed.
4101 (VECTOR_MODE (INT, SI, 8)): Likewise.
4102 (VECTOR_MODE (INT, HI, 16)): Likewise.
4103 (VECTOR_MODE (INT, QI, 32)): Likewise.
4104 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4105 (INT_MODE (OI, 32)): Likewise.
4107 * config/i386/i386.opt (mavx): New.
4110 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4112 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4113 (*mov<mode>_internal_avx): New.
4114 (*movv2sf_internal_rex64_avx): Likewise.
4115 (*movv2sf_internal_avx): Likewise.
4117 * config/i386/predicates.md (const_4_to_5_operand): New.
4118 (const_6_to_7_operand): Likewise.
4119 (const_8_to_11_operand): Likewise.
4120 (const_12_to_15_operand): Likewise.
4121 (avx_comparison_float_operator): Likewise.
4123 * config/i386/sse.md (AVX256MODEI): New.
4124 (AVX256MODE): Likewise.
4125 (AVXMODEQI): Likewise.
4126 (AVXMODE): Likewise.
4127 (AVX256MODEF2P): Likewise.
4128 (AVX256MODE2P): Likewise.
4129 (AVX256MODE4P): Likewise.
4130 (AVX256MODE8P): Likewise.
4131 (AVXMODEF2P): Likewise.
4132 (AVXMODEF4P): Likewise.
4133 (AVXMODEDCVTDQ2PS): Likewise.
4134 (AVXMODEDCVTPS2DQ): Likewise.
4135 (avxvecmode): Likewise.
4136 (avxvecpsmode): Likewise.
4137 (avxhalfvecmode): Likewise.
4138 (avxscalarmode): Likewise.
4139 (avxcvtvecmode): Likewise.
4140 (avxpermvecmode): Likewise.
4141 (avxmodesuffixf2c): Likewise.
4142 (avxmodesuffixp): Likewise.
4143 (avxmodesuffixs): Likewise.
4144 (avxmodesuffix): Likewise.
4145 (vpermilbits): Likewise.
4146 (pinsrbits): Likewise.
4147 (mov<mode>): Likewise.
4148 (*mov<mode>_internal): Likewise.
4149 (push<mode>1): Likewise.
4150 (movmisalign<mode>): Likewise.
4151 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4152 (avx_movdqu<avxmodesuffix>): Likewise.
4153 (avx_lddqu<avxmodesuffix>): Likewise.
4154 (<plusminus_insn><mode>3): Likewise.
4155 (*avx_<plusminus_insn><mode>3): Likewise.
4156 (*avx_vm<plusminus_insn><mode>3): Likewise.
4157 (mul<mode>3): Likewise.
4158 (*avx_mul<mode>3): Likewise.
4159 (*avx_vmmul<mode>3): Likewise.
4160 (divv8sf3): Likewise.
4161 (divv4df3): Likewise.
4162 (avx_div<mode>3): Likewise.
4163 (*avx_div<mode>3): Likewise.
4164 (*avx_vmdiv<mode>3): Likewise.
4165 (avx_rcpv8sf2): Likewise.
4166 (*avx_vmrcpv4sf2): Likewise.
4167 (sqrtv8sf2): Likewise.
4168 (avx_sqrtv8sf2): Likewise.
4169 (*avx_vmsqrt<mode>2): Likewise.
4170 (rsqrtv8sf2): Likewise.
4171 (avx_rsqrtv8sf2): Likewise.
4172 (*avx_vmrsqrtv4sf2): Likewise.
4173 (<code><mode>3): Likewise.
4174 (*avx_<code><mode>3_finite): Likewise.
4175 (*avx_<code><mode>3): Likewise.
4176 (*avx_vm<code><mode>3): Likewise.
4177 (*avx_ieee_smin<mode>3): Likewise.
4178 (*avx_ieee_smax<mode>3): Likewise.
4179 (avx_addsubv8sf3): Likewise.
4180 (avx_addsubv4df3): Likewise.
4181 (*avx_addsubv4sf3): Likewise.
4182 (*avx_addsubv2df3): Likewise.
4183 (avx_h<plusminus_insn>v4df3): Likewise.
4184 (avx_h<plusminus_insn>v8sf3): Likewise.
4185 (*avx_h<plusminus_insn>v4sf3): Likewise.
4186 (*avx_h<plusminus_insn>v2df3): Likewise.
4187 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4188 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4189 (*avx_maskcmp<mode>3): Likewise.
4190 (avx_nand<mode>3): Likewise.
4191 (*avx_<code><mode>3): Likewise.
4192 (*avx_nand<mode>3): Likewise.
4193 (*avx_<code><mode>3): Likewise.
4194 (*avx_cvtsi2ss): Likewise.
4195 (*avx_cvtsi2ssq): Likewise.
4196 (*avx_cvtsi2sd): Likewise.
4197 (*avx_cvtsi2sdq): Likewise.
4198 (*avx_cvtsd2ss): Likewise.
4199 (avx_cvtss2sd): Likewise.
4200 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4201 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4202 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4203 (*avx_cvtsi2sd): Likewise.
4204 (*avx_cvtsi2sdq): Likewise.
4205 (avx_cvtdq2pd256): Likewise.
4206 (avx_cvtpd2dq256): Likewise.
4207 (avx_cvttpd2dq256): Likewise.
4208 (*avx_cvtsd2ss): Likewise.
4209 (*avx_cvtss2sd): Likewise.
4210 (avx_cvtpd2ps256): Likewise.
4211 (avx_cvtps2pd256): Likewise.
4212 (*avx_movhlps): Likewise.
4213 (*avx_movlhps): Likewise.
4214 (avx_unpckhps256): Likewise.
4215 (*avx_unpckhps): Likewise.
4216 (avx_unpcklps256): Likewise.
4217 (*avx_unpcklps): Likewise.
4218 (avx_movshdup256): Likewise.
4219 (avx_movsldup256): Likewise.
4220 (avx_shufps256): Likewise.
4221 (avx_shufps256_1): Likewise.
4222 (*avx_shufps_<mode>): Likewise.
4223 (*avx_loadhps): Likewise.
4224 (*avx_storelps): Likewise.
4225 (*avx_loadlps): Likewise.
4226 (*avx_movss): Likewise.
4227 (*vec_dupv4sf_avx): Likewise.
4228 (*vec_concatv2sf_avx): Likewise.
4229 (*vec_concatv4sf_avx): Likewise.
4230 (*vec_setv4sf_0_avx): Likewise.
4231 (*vec_setv4sf_avx): Likewise.
4232 (*avx_insertps): Likewise.
4233 (avx_vextractf128<mode>): Likewise.
4234 (vec_extract_lo_<mode>): Likewise.
4235 (vec_extract_hi_<mode>): Likewise.
4236 (vec_extract_lo_<mode>): Likewise.
4237 (vec_extract_hi_<mode>): Likewise.
4238 (vec_extract_lo_v16hi): Likewise.
4239 (vec_extract_hi_v16hi): Likewise.
4240 (vec_extract_lo_v32qi): Likewise.
4241 (vec_extract_hi_v32qi): Likewise.
4242 (avx_unpckhpd256): Likewise.
4243 (*avx_unpckhpd): Likewise.
4244 (avx_movddup256): Likewise.
4245 (*avx_movddup): Likewise.
4246 (avx_unpcklpd256): Likewise.
4247 (*avx_unpcklpd): Likewise.
4248 (avx_shufpd256): Likewise.
4249 (avx_shufpd256_1): Likewise.
4250 (*avx_punpckhqdq): Likewise.
4251 (*avx_punpcklqdq): Likewise.
4252 (*avx_shufpd_<mode>): Likewise.
4253 (*avx_storehpd): Likewise.
4254 (*avx_loadhpd): Likewise.
4255 (*avx_loadlpd): Likewise.
4256 (*avx_movsd): Likewise.
4257 (*vec_concatv2df_avx): Likewise.
4258 (*avx_<plusminus_insn><mode>3): Likewise.
4259 (*avx_<plusminus_insn><mode>3): Likewise.
4260 (*avx_mulv8hi3): Likewise.
4261 (*avxv8hi3_highpart): Likewise.
4262 (*avx_umulv8hi3_highpart): Likewise.
4263 (*avx_umulv2siv2di3): Likewise.
4264 (*avx_mulv2siv2di3): Likewise.
4265 (*avx_pmaddwd): Likewise.
4266 (*avx_mulv4si3): Likewise.
4267 (*avx_ashr<mode>3): Likewise.
4268 (*avx_lshr<mode>3): Likewise.
4269 (*avx_ashl<mode>3): Likewise.
4270 (*avx_<code><mode>3): Likewise.
4271 (*avx_eq<mode>3): Likewise.
4272 (*avx_gt<mode>3): Likewise.
4273 (*avx_nand<mode>3): Likewise.
4274 (*avx_nand<mode>3): Likewise.
4275 (*avx_<code><mode>3): Likewise.
4276 (*avx_<code><mode>3): Likewise.
4277 (*avx_packsswb): Likewise.
4278 (*avx_packssdw): Likewise.
4279 (*avx_packuswb): Likewise.
4280 (*avx_punpckhbw): Likewise.
4281 (*avx_punpcklbw): Likewise.
4282 (*avx_punpckhwd): Likewise.
4283 (*avx_punpcklwd): Likewise.
4284 (*avx_punpckhdq): Likewise.
4285 (*avx_punpckldq): Likewise.
4286 (*avx_pinsr<avxmodesuffixs>): Likewise.
4287 (*avx_pinsrq): Likewise.
4288 (*avx_loadld): Likewise.
4289 (*vec_extractv2di_1_rex64_avx): Likewise.
4290 (*vec_extractv2di_1_avx): Likewise.
4291 (*vec_dupv2di_avx): Likewise.
4292 (*vec_concatv2si_avx): Likewise.
4293 (*vec_concatv4si_1_avx): Likewise.
4294 (*vec_concatv2di_avx): Likewise.
4295 (*vec_concatv2di_rex64_avx): Likewise.
4296 (*avx_uavgv16qi3): Likewise.
4297 (*avx_uavgv8hi3): Likewise.
4298 (*avx_psadbw): Likewise.
4299 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4300 (*avx_phaddwv8hi3): Likewise.
4301 (*avx_phadddv4si3): Likewise.
4302 (*avx_phaddswv8hi3): Likewise.
4303 (*avx_phsubwv8hi3): Likewise.
4304 (*avx_phsubdv4si3): Likewise.
4305 (*avx_phsubswv8hi3): Likewise.
4306 (*avx_pmaddubsw128): Likewise.
4307 (*avx_pmulhrswv8hi3): Likewise.
4308 (*avx_pshufbv16qi3): Likewise.
4309 (*avx_psign<mode>3): Likewise.
4310 (*avx_palignrti): Likewise.
4311 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4312 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4313 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4314 (*avx_mpsadbw): Likewise.
4315 (*avx_packusdw): Likewise.
4316 (*avx_pblendvb): Likewise.
4317 (*avx_pblendw): Likewise.
4318 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4319 (avx_ptest256): Likewise.
4320 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4321 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4322 (*avx_aesenc): Likewise.
4323 (*avx_aesenclast): Likewise.
4324 (*avx_aesdec): Likewise.
4325 (*avx_aesdeclast): Likewise.
4326 (avx_vzeroupper): Likewise.
4327 (avx_vzeroupper_rex64): Likewise.
4328 (avx_vpermil<mode>): Likewise.
4329 (avx_vpermilvar<mode>3): Likewise.
4330 (avx_vpermil2<mode>3): Likewise.
4331 (avx_vperm2f128<mode>3): Likewise.
4332 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4333 (avx_vbroadcastss256): Likewise.
4334 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4335 (avx_vinsertf128<mode>): Likewise.
4336 (vec_set_lo_<mode>): Likewise.
4337 (vec_set_hi_<mode>): Likewise.
4338 (vec_set_lo_<mode>): Likewise.
4339 (vec_set_hi_<mode>): Likewise.
4340 (vec_set_lo_v16hi): Likewise.
4341 (vec_set_hi_v16hi): Likewise.
4342 (vec_set_lo_v32qi): Likewise.
4343 (vec_set_hi_v32qi): Likewise.
4344 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4345 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4346 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4347 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4348 (vec_init<mode>): Likewise.
4349 (*vec_concat<mode>_avx): Likewise.
4350 (blendbits): Support V8SF and V4DF.
4351 (sse2_movq128): Support AVX.
4352 (<sse>_movnt<mode>): Likewise.
4353 (sse2_movntv2di): Likewise.
4354 (sse_rcpv4sf2): Likewise.
4355 (sse_sqrtv4sf2): Likewise.
4356 (sse_rsqrtv4sf2): Likewise.
4357 (<sse>_comi): Likewise.
4358 (<sse>_ucomi): Likewise.
4359 (sse_cvtss2si): Likewise.
4360 (sse_cvtss2si_2): Likewise.
4361 (sse_cvtss2siq): Likewise.
4362 (sse_cvtss2siq_2): Likewise.
4363 (sse_cvttss2si): Likewise.
4364 (sse_cvttss2siq): Likewise.
4365 (sse2_cvtsd2si): Likewise.
4366 (sse2_cvtsd2si_2): Likewise.
4367 (sse2_cvtsd2siq): Likewise.
4368 (sse2_cvtsd2siq_2): Likewise.
4369 (sse2_cvttsd2si): Likewise.
4370 (sse2_cvttsd2siq): Likewise.
4371 (sse2_cvtdq2pd): Likewise.
4372 (*sse2_cvtpd2dq): Likewise.
4373 (*sse2_cvttpd2dq): Likewise.
4374 (*sse2_cvtpd2ps): Likewise.
4375 (sse2_cvtps2pd): Likewise.
4376 (sse3_movshdup): Likewise.
4377 (sse3_movsldup): Likewise.
4378 (sse_storehps): Likewise.
4379 (*sse4_1_extractps): Likewise.
4380 (sse2_storelpd): Likewise.
4381 (vec_dupv2df_sse3): Likewise.
4382 (*vec_concatv2df_sse3): Likewise.
4383 (*sse4_1_pextrb): Likewise.
4384 (*sse4_1_pextrb_memory): Likewise.
4385 (*sse2_pextrw): Likewise.
4386 (*sse4_1_pextrw_memory): Likewise.
4387 (*sse4_1_pextrd): Likewise.
4388 (*sse4_1_pextrq): Likewise.
4389 (sse2_pshufd_1): Likewise.
4390 (sse2_pshuflw_1): Likewise.
4391 (sse2_pshufhw_1): Likewise.
4392 (*sse2_storeq_rex64): Likewise.
4393 (*vec_dupv4si): Likewise.
4394 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4395 (sse2_pmovmskb): Likewise.
4396 (*sse2_maskmovdqu): Likewise.
4397 (*sse2_maskmovdqu_rex64): Likewise.
4398 (sse_ldmxcsr): Likewise.
4399 (sse_stmxcsr): Likewise.
4400 (abs<mode>2): Likewise.
4401 (sse4_1_movntdqa): Likewise.
4402 (sse4_1_phminposuw): Likewise.
4403 (sse4_1_extendv8qiv8hi2): Likewise.
4404 (*sse4_1_extendv8qiv8hi2): Likewise.
4405 (sse4_1_extendv4qiv4si2): Likewise.
4406 (*sse4_1_extendv4qiv4si2): Likewise.
4407 (sse4_1_extendv2qiv2di2): Likewise.
4408 (*sse4_1_extendv2qiv2di2): Likewise.
4409 (sse4_1_extendv4hiv4si2): Likewise.
4410 (*sse4_1_extendv4hiv4si2): Likewise.
4411 (sse4_1_extendv2hiv2di2): Likewise.
4412 (*sse4_1_extendv2hiv2di2): Likewise.
4413 (sse4_1_extendv2siv2di2): Likewise.
4414 (*sse4_1_extendv2siv2di2): Likewise.
4415 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4416 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4417 (sse4_1_zero_extendv4qiv4si2): Likewise.
4418 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4419 (sse4_1_zero_extendv2qiv2di2): Likewise.
4420 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4421 (sse4_1_zero_extendv4hiv4si2): Likewise.
4422 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4423 (sse4_1_zero_extendv2hiv2di2): Likewise.
4424 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4425 (sse4_1_zero_extendv2siv2di2): Likewise.
4426 (*sse4_1_zero_extendv2siv2di2): Likewise.
4427 (sse4_1_ptest): Likewise.
4428 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4429 (sse4_2_pcmpestri): Likewise.
4430 (sse4_2_pcmpestrm): Likewise.
4431 (sse4_2_pcmpistri): Likewise.
4432 (sse4_2_pcmpistrm): Likewise.
4434 (aeskeygenassist): Likewise.
4436 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4438 * config/i386/predicates.md (vzeroall_operation): New.
4440 * config/i386/sse.md (avx_vzeroall): New.
4441 (*avx_vzeroall): Likewise.
4443 2008-08-28 Paul Brook <paul@codesourcery.com>
4444 Mark Shinwell <shinwell@codesourcery.com>
4445 Richard Earnshaw <richard.earnshaw@arm.com>
4447 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4448 (TARGET_MIN_ANCHOR_OFFSET): New.
4449 (arm_override_options): Set correct anchor ranges for Thumb-1
4450 and Thumb-2 if required.
4451 (legitimize_pic_address): Handle case involving a TLS symbol
4452 reference with an addend.
4453 (arm_optimization_options): Enable section anchors at -O1 and
4455 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4456 * config/arm/arm-protos.h (arm_optimization_options): New.
4458 2008-08-28 Nick Clifton <nickc@redhat.com>
4460 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4461 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4464 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4465 * config/v850/v850.md (return): Remove frame size restriction.
4467 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4469 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4471 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4473 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4475 2008-08-28 Paul Brook <paul@codesourcery.com>
4477 * config/arm/vfp11.md: Update license notice.
4478 * config/arm/cortex-r4.md: Ditto.
4480 2008-08-28 Richard Guenther <rguenther@suse.de>
4482 PR tree-optimization/37207
4483 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4486 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4489 * tree.c (int_fits_type_p): Don't forget unsigned integers
4490 of type sizetype which higher end word equals -1.
4492 2008-08-28 Ira Rosen <irar@il.ibm.com>
4494 * target.h (struct vectorize): Add new target builtin.
4495 * tree-vectorizer.c (destroy_loop_vec_info): Call
4496 vect_free_slp_instance instead of vect_free_slp_node.
4497 * tree-vectorizer.h (enum slp_load_perm_type): New.
4498 (struct _slp_instance): Add new fields.
4499 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4500 (SLP_INSTANCE_LOADS): New.
4501 (vect_free_slp_tree): Remove.
4502 (vect_free_slp_instance): Declare.
4503 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4504 (vectorizable_load): Add argument.
4505 (vect_transform_slp_perm_load): New.
4506 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4508 (vect_get_place_in_interleaving_chain): New function.
4509 (vect_free_slp_tree): Make static.
4510 (vect_free_slp_instance): New function.
4511 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4512 collect the load location in the interleaving chain.
4513 (vect_supported_slp_permutation_p): New function.
4514 (vect_supported_load_permutation_p): Likewise.
4515 (vect_analyze_slp_instance): In case of loads permutation, call
4516 vect_supported_load_permutation_p to check that the permutation is
4518 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4519 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4520 (vect_create_mask_and_perm): New function.
4521 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4522 (vectorizable_load): Add an argument. Don't keep the created vectors
4523 statements in the node if permutation is required. Call
4524 vect_transform_slp_perm_load to generate the permutation.
4525 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4526 additional argument.
4527 (vect_schedule_slp_instance): In case of loads permutation, allocate
4528 vectorized statements structure for all the related SLP nodes. Call
4529 vect_transform_stmt with addditional argument.
4530 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4531 * config/spu/spu.c (spu_builtin_vec_perm): New.
4532 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4533 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4534 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4535 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4537 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4539 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4540 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4541 __gthread_cond_signal, __gthread_cond_timedwait,
4542 __gthread_cond_timedwait_recursive): New functions.
4543 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4545 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4548 2008-08-28 Richard Guenther <rguenther@suse.de>
4551 * fold-const.c (maybe_canonicalize_comparison_1): Require
4552 undefined overflow only for canonicalizing A +- CST cmp CST.
4553 Make sure to not generate new constants that are not inside
4554 their TYPE_MIN/MAX_VALUE range.
4555 (maybe_canonicalize_comparison): Remove undefined overflow
4557 (fold_binary): Remove now duplicate folding.
4559 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4561 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4562 use not updated in the last change.
4564 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4566 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4567 (IRA_COVER_CLASSES): Add FPUL_REGS.
4569 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4572 * c-common.c (conversion_warning): Check for null operands.
4574 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4577 * c-decl.c (check_for_loop_decls): Improve error message. Give
4580 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4583 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4584 (convert_for_assignment): Pass corrent OPT_W* parameter to
4585 WARN_FOR_ASSIGNMENT.
4587 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4590 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4592 2008-08-27 Paul Brook <paul@codesourcery.com>
4594 * config.gcc: Loosen checks for arm uclinux eabi targets.
4596 2008-08-27 Paul Brook <paul@codesourcery.com>
4598 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4600 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4602 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4604 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4605 the enumerators of an ENUMERAL_TYPE.
4606 * dbxout.c (dbxout_type): Ditto.
4608 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4611 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4612 (fwprop_addr): Check that the loop_father is not the outer loop.
4614 2008-08-26 Paul Brook <paul@codesourcery.com>
4616 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4617 Remove documentation entry for fmul type.
4618 Use fmuls to annotate single-precision multiplication patterns,
4619 fmuld to annotate double-precision multiplication patterns,
4620 fmacs to annotate single-precision multiply-accumulate patterns
4621 and fmacd to annotate double-precision multiply-accumulate patterns.
4622 * config/arm/vfp11.md: Update reservations accordingly.
4623 * config/arm/arm.md: Note that certain values of the "type"
4624 attribute are documented in vfp.md.
4625 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4626 (v10_cvt): Use new fmul types.
4628 2008-08-26 Paul Brook <paul@codesourcery.com>
4630 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4631 * config/arm/vfp11.md: ...here. New.
4632 * config/arm/arm.md: Include vfp11.md.
4634 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4636 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4637 parameter to inform call.
4639 2008-08-26 Jeff Law <law@redhat.com>
4641 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4642 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4643 preferred class when copying a constant into a partial word register.
4645 2008-08-26 Ben Elliston <bje@au.ibm.com>
4647 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4648 * cp/typeck.c: Likewise.
4649 * cp/tree.c: Likewise.
4650 * gimple-low.c: Likewise.
4653 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4655 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4656 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4658 * doc/passes.texi: Describe IRA.
4660 * doc/tm.texi (IRA_COVER_CLASSES,
4661 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4663 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4664 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4665 -fira-propagate-cost, -fno-ira-share-save-slots,
4666 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4668 * flags.h (ira_algorithm): New enumeration.
4669 (flag_ira_algorithm, flag_ira_verbose): New external variable
4672 * postreload.c (gate_handle_postreload): Don't do post reload
4673 optimizations unless the reload is completed.
4675 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4678 * tree-pass.h (pass_ira): New external variable declaration.
4680 * reload.h: Add 2008 to the Copyright.
4682 * cfgloopanal.c: Include params.h.
4683 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4686 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4688 * toplev.c (ira.h): New include.
4689 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4690 (backend_init_target): Call ira_init.
4691 (backend_init): Call ira_init_once.
4692 (finalize): Call finish_ira_once.
4694 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4695 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4698 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4699 may_move_out_cost): New external variable declarations.
4700 (move_table): New typedef.
4702 * caller-save.c: Include headers output.h and ira.h.
4703 (no_caller_save_reg_set): New global variable.
4704 (save_slots_num, save_slots): New variables.
4705 (reg_save_code, reg_restore_code, add_stored_regs): Add
4707 (init_caller_save): Set up no_caller_save_reg_set.
4708 (init_save_areas): Reset save_slots_num.
4709 (saved_hard_reg): New structure.
4710 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4711 (initiate_saved_hard_regs, new_saved_hard_reg,
4712 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4714 (setup_save_areas): Add code for sharing stack slots.
4715 (all_blocks): New variable.
4716 (save_call_clobbered_regs): Process pseudo-register too.
4717 (mark_set_regs): Process pseudo-register too.
4718 (insert_one_insn): Put the insn after bb note in a empty basic
4719 block. Add insn check.
4721 * global.c (eliminable_regset): Make it external.
4722 (mark_elimination): Use DF_LR_IN for IRA.
4723 (pseudo_for_reload_consideration_p): New.
4724 (build_insn_chain): Make it external. Don't ignore spilled
4725 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4726 (gate_handle_global_alloc): New function.
4727 (pass_global_alloc): Add the gate function.
4729 * opts.c (decode_options): Set up flag_ira. Print the warning for
4731 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4733 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4735 * regmove.c (regmove_optimize): Don't do replacement of output for
4738 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4739 New external variable declarations.
4741 * local-alloc.c (update_equiv_regs): Make it external. Return
4742 true if jump label rebuilding should be done. Rescan new_insn for
4744 (gate_handle_local_alloc): New function.
4745 (pass_local_alloc): Add the gate function.
4747 * alias.c (value_addr_p, stack_addr_p): New functions.
4748 (nonoverlapping_memrefs_p): Use them for IRA.
4750 * common.opt (fira, fira-algorithm, fira-coalesce,
4751 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4752 fira-verbose): New options.
4754 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4755 move_cost, may_move_in_cost, may_move_out_cost): Make the
4757 (move_table): Remove typedef.
4758 (init_move_cost): Make it external.
4759 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4762 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4763 setup_reg_classes): New function prototypes.
4764 (eliminable_regset): New external variable declaration.
4765 (build_insn_chain, update_equiv_regs): New function prototypes.
4767 * Makefile.in (IRA_INT_H): New definition.
4768 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4769 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4770 (reload1.o, toplev.o): Add dependence on ira.h.
4771 (cfgloopanal.o): Add PARAMS_H.
4772 (caller-save.o): Add dependence on output.h and ira.h.
4773 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4774 ira-emit.o, ira-lives.o): New entries.
4776 * passes.c (pass_ira): New pass.
4778 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4780 * reload1.c (ira.h): Include the header.
4781 (changed_allocation_pseudos): New bitmap.
4782 (init_reload): Initiate the bitmap.
4783 (compute_use_by_pseudos): Permits spilled registers in FROM.
4784 (temp_pseudo_reg_arr): New variable.
4785 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4786 IRA. Call alter_reg with the additional parameter. Don't clear
4787 spilled_pseudos for IRA. Restore original insn chain for IRA.
4788 Clear changed_allocation_pseudos at the end of reload.
4789 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4790 (hard_regno_to_pseudo_regno): New variable.
4791 (count_pseudo): Check spilled pseudos. Set up
4792 hard_regno_to_pseudo_regno.
4793 (count_spilled_pseudo): Check spilled pseudos. Update
4794 hard_regno_to_pseudo_regno.
4795 (find_reg): Use better_spill_reload_regno_p. Check
4796 hard_regno_to_pseudo_regno.
4797 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4799 (eliminate_regs_1): Use additional parameter for alter_reg.
4800 (finish_spills): Set up pseudo_previous_regs only for spilled
4801 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4802 more arguments. Don't clear live_throughout and dead_or_set for
4803 spilled pseudos. Use additional parameter for alter_reg. Call
4804 mark_allocation_change. Set up changed_allocation_pseudos.
4805 Remove sanity check.
4806 (emit_input_reload_insns, delete_output_reload): Use additional
4807 parameter for alter_reg. Call mark_allocation_change.
4808 (substitute, gen_reload_chain_without_interm_reg_p): New
4810 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4812 * testsuite/gcc.dg/20080410-1.c: New file.
4814 * config/s390/s390.h (IRA_COVER_CLASSES,
4815 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4817 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4819 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4821 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4823 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4825 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4827 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4829 2008-08-24 Jeff Law <law@redhat.com>
4830 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4831 when ignoring unavailable registers.
4833 2008-08-24 Jeff Law <law@redhat.com>
4834 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4835 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4836 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4837 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4839 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4840 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4842 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4843 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4844 * reload1.c (find_reg): Process registers in register allocation order.
4846 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4847 * toplev.c (backend_init_target): Move ira_init call from
4849 (lang_dependent_init_target): ...to here.
4851 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4852 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4853 calculate memory move costs for NO_REGS.
4855 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4857 STACK_REGS is defined.
4859 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4860 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4862 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4863 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4865 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4866 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4867 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4870 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4871 Dorit Nuzman <dorit@il.ibm.com>
4873 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4874 vec_extract_evenv4sf, vec_extract_evenv8hi,
4875 vec_extract_evenv16qi, vec_extract_oddv4si,
4876 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4877 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4878 vec_interleave_highv4si, vec_interleave_lowv4si,
4879 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4880 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4881 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4883 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4886 * config/rs6000/rs6000.c (optimization_options): Don't default to
4887 section anchors without toplevel reorder.
4889 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4891 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4892 (mfc_end_critical_section): Likewise.
4894 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4896 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4897 all type qualifiers from element type to vector type.
4899 2008-08-25 David Daney <ddaney@avtrex.com>
4901 * config/mips/mips.md (immediate_insn): Move up in file, fix
4902 comment typo, reformat.
4903 (fetchop_bit, atomic_hiqi_op memory_barrier,
4904 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4905 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4906 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4907 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4908 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4909 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4910 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4911 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4912 sync_old_nand<mode>, sync_new_nand<mode>,
4913 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4914 test_and_set_12): Moved to sync.md.
4916 * config/mips/sync.md: New file.
4918 2008-08-25 Richard Henderson <rth@redhat.com>
4920 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4921 (regsave): Likewise.
4922 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4923 (output_cfi_directive): Likewise.
4924 (div_data_align): New.
4925 (output_cfi): Use it.
4927 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4929 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4930 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4931 (TARGET_OCTEON): New macro.
4932 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4933 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4934 (ISA_HAS_POP): New macro.
4935 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4937 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4939 * config/mips/mips.md (cpu): Add octeon.
4940 (type): Add pop attribute value.
4941 (popcount<mode>2): New pattern.
4942 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4944 2008-08-24 Jan Hubicka <jh@suse.cz>
4946 * doc/invoke.texi (-fipa-cp-clone): New option.
4947 (-fipa-cp): Update docs.
4948 (--param ipcp-unit-growth):New.
4949 * ipa-cp.c: Include fibheap.h, params.h
4950 (ipcp_initialize_node_lattices): When not cloning, all externally
4951 visible functions are bottom.
4952 (ipcp_need_redirect_p): Accept clones.
4953 (ipcp_insert_stage): Use cost driven heuristics.
4954 (max_count, dead_nodes): New static vars.
4955 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4956 ipcp_const_param_count): New functions.
4957 * common.opt (ipa-cp-clone): New command line option.
4958 * params.def (ipcp-unit-growth): New.
4960 2008-08-24 Jan Hubicka <jh@suse.cz>
4962 * tree-inline.c (tree_function_versioning): Look harder
4963 for referenced vars.
4965 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4967 PR tree-optimization/37185
4968 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4970 2008-08-23 Jan Hubicka <jh@suse.cz>
4972 * ipa-cp.c (ipcp_analyze_node): New function.
4973 (ipcp_update_cloned_node): Use it.
4974 (ipcp_init_stage): Likewise.
4975 * ipa-inline.c (function_insertion_hook_holder): New static var.
4976 (analyze_function): Break out from ....
4977 (inline_generate_summary): Here; register insertion hook.
4978 (cgraph_decide_inlining): Remove hook.
4979 (add_new_function): New function.
4981 2008-08-23 Jan Hubicka <jh@suse.cz>
4983 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
4985 2008-08-23 Jan Hubicka <jh@suse.cz>
4987 * ipa-cp.c (constant_val_insert): Remove.
4988 (ipcp_propagate_one_const): Remove.
4989 (ipcp_create_replace_map): Always insert replacements to the map.
4990 (ipcp_insert_stage): Do not try to insert statements by hand.
4991 * tree-inline.c (insert_init_stmt): Break out from ...
4992 (setup_one_parameter): ... here; allow NULL BB pointer.
4993 (tree_function_versioning): Use setup_one_parameter to process
4996 2008-08-23 Jan Hubicka <jh@suse.cz>
4998 * tree.c (decl_address_ip_invariant_p): New function.
4999 * tree.h (decl_address_ip_invariant_p): Declare.
5000 * gimple.c (strip_invariant_refs): Break out from ...
5001 (is_gimple_invariant_address): ... here
5002 (is_gimple_ip_invariant_address): New function.
5003 (is_gimple_ip_invariant): New function.
5004 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5007 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5008 (ipcp_lat_is_insertable): All constants are insertable.
5009 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5010 IPA_CONST_VALUE_REF.
5011 (ipcp_initialize_node_lattices): Propagate all types of operands.
5012 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5013 (ipcp_create_replace_map): Reformat.
5014 (ipcp_need_redirect_p): Simplify.
5015 (ipcp_insert_stage): Check that argument is used before clonning.
5016 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5018 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5019 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5020 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5021 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5022 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5023 * tree-inline.c (tree_function_versioning): Add variables referenced
5026 2008-08-23 Jan Hubicka <jh@suse.cz>
5029 * i386.c (standard_80387_constant_p): Use optimize_size.
5031 2008-08-23 Ira Rosen <irar@il.ibm.com>
5033 PR tree-optimization/37161
5034 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5035 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5036 (vect_determine_vectorization_factor): Move the scalar type
5037 retrieval to vect_get_smallest_scalar_type.
5038 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5039 scalar type. Remove redundant computation.
5040 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5041 (vect_get_slp_defs): Take the type of RHS into account if
5042 necessary by calling vect_get_smallest_scalar_type. Call
5043 vect_get_constant_vectors with additional argument.
5045 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5048 * doc/invoke.texi (Wwrite-strings): Clarify description.
5050 2008-08-23 Ira Rosen <irar@il.ibm.com>
5052 PR tree-optimization/37174
5053 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5054 def stmt is a part of the loop before accessing its stmt_vec_info.
5056 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5059 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5060 (*swap): New insn pattern.
5061 (*ashlqi3): Rename from ashlqi3 insn pattern.
5062 (ashlqi3): New expanders.
5063 (*lshrqi3): Rename from lshrqi3 insn pattern.
5064 (lshrqi3): New expanders.
5065 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5066 lshrqi3_const5, lshrqi3_const6): New splitters.
5067 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5068 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5071 2008-08-22 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/37078
5074 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5075 [+INF, +INF] ranges.
5077 2008-08-22 Richard Guenther <rguenther@suse.de>
5079 PR tree-optimization/37143
5080 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5081 a conversion statement instead of a copy.
5083 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5086 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5087 CCCmode, CCOmode and CCSmode destination modes.
5090 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5091 from different units in a single alternative.
5092 (*vec_extractv2sf_1): Ditto.
5093 (*vec_extractv2si_0): Ditto.
5094 (*vec_extractv2si_1): Ditto.
5095 * config/i386/sse.md (sse2_storehpd): Ditto.
5096 (sse2_storelpd): Ditto.
5097 (sse2_loadhpd): Ditto.
5098 (sse2_loadlpd): Ditto.
5101 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5102 (popcountsi2): Ditto.
5103 (clzdi2_abm): Ditto.
5104 (popcountdi2): Ditto.
5105 (clzhi2_abm): Ditto.
5106 (popcounthi2): Ditto.
5108 2008-08-22 Richard Guenther <rguenther@suse.de>
5112 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5113 if the multiplication does not overflow.
5115 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5117 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5119 2008-08-21 Richard Henderson <rth@redhat.com>
5121 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5122 spurrious comma from test.
5123 * configure: Rebuild.
5125 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5128 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5131 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5133 * c-tree.h (grokfield): New argument.
5134 * c-decl.c (grokfield): Handle new location argument.
5135 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5137 2008-08-21 Richard Guenther <rguenther@suse.de>
5139 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5141 2008-08-21 Jan Hubicka <jh@suse.cz>
5143 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5144 (cgraph_add_function_insertion_hook,
5145 cgraph_remove_function_insertion_hook,
5146 cgraph_call_function_insertion_hooks): New functions.
5147 * cgraph.h (cgraph_add_function_insertion_hook,
5148 cgraph_remove_function_insertion_hook,
5149 cgraph_call_function_insertion_hooks): Declare.
5150 * ipa-reference.c (function_insertion_hook_holder): New variable.
5151 (check_operand, look_for_address_of): When checking late, do not care
5152 about module bitmaps.
5153 (add_new_function): New function.
5154 (generate_summary): Register hooks; zero module bitmaps.
5155 (propagate): Unregister hooks.
5156 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5157 (add_new_function): New function.
5158 (generate_summary): Register hook.
5159 (propagate): Remove hook.
5161 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5163 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5164 * ipa-cp.c (ipcp_update_cloned_node): New function.
5165 (build_const_val): Handle functions correctly; bring type logic
5166 into sync with tree-inline.c
5167 (ipcp_init_stage): Take care of computing stuff needed by
5168 indirect inlining; update clones.
5169 (ipcp_generate_summary): Break out of ipcp_driver.
5170 (ipcp_driver): Do only execution and transformation.
5171 (pass_ipa_cp): Make IPA_PASS.
5172 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5174 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5175 ipcp, some info is already available.
5176 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5177 * tree-inline.c (remap_ssa_name): Unshare expression.
5179 2008-08-21 Richard Guenther <rguenther@suse.de>
5181 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5182 a PHI ask VN if it is already available.
5183 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5184 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5186 2008-08-21 Richard Guenther <rguenther@suse.de>
5189 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5190 makes sure to produce a result of the correct type.
5192 2008-08-21 Jan Hubicka <jh@suse.cz>
5193 Backport from LTO branch:
5195 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5196 Jan Hubicka <jh@suse.cz>
5199 (init_state, finish_state, set_function_state, generate_summary):
5201 (scan_stmt): Renamed from scan_function. Changed to keep state in
5202 local static vars rather than cgraph aux field.
5203 (propagate): Renamed from static_execute. Changed to keep state in
5204 local static vars rather than cgraph aux field.
5205 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5206 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5208 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5210 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5211 * ipa-reference.c (init_function_info, generate_summary,
5212 propagate): New functions.
5213 (analyze_function): Call init_function_info.
5214 (static_execute): Stripped into generate_summary and propagate.
5215 (pass_ipa_reference): Made into ipa_opt_pass.
5217 2008-08-21 Richard Guenther <rguenther@suse.de>
5219 PR tree-optimization/37181
5220 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5222 (extract_range_from_unary_expr): Likewise.
5224 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5226 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5228 * toplev.h (pedwarn_at): Likewise.
5229 * builtins.c: Update all calls to pedwarn.
5230 * c-lex.c: Likewise.
5231 * toplev.c: Likewise.
5232 * c-tree.h: Likewise.
5233 * c-decl.c: Likewise.
5234 * c-errors.c: Likewise.
5235 * c-typeck.c: Likewise.
5236 * c-common.c: Likewise.
5237 * c-parser.c: Likewise.
5239 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5242 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5243 with MODE_VECTOR_INT mode.
5245 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5248 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5249 initialized outside the current module.
5250 (warn_uninitialized_var): Ignore left-hand side when walking the
5251 trees. Ignore address expressions. Examine VUSE operands in gimple
5252 statements with a variable declaration on the right-hand side.
5254 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5257 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5259 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5262 * c-common.c (conversion_warning): Do not warn if applying bit-and
5263 operator to unsigned constant that fits in the target type.
5265 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5268 * c-common.c (conversion_warning): Do not warn for artificial
5271 2008-08-20 Richard Guenther <rguenther@suse.de>
5273 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5274 (extract_range_from_binary_expr): Fall back to constant propagation.
5275 (extract_range_from_unary_expr): Likewise.
5277 2008-08-20 Richard Guenther <rguenther@suse.de>
5279 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5280 with TREE_THIS_VOLATILE on shared nodes.
5281 (fold_stmt_r): Likewise.
5283 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5286 * c-parser.c (c_parser_attributes): For keywords use canonical
5287 spelling for attr_name.
5289 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5291 * value-prof.c (check_counter): Revert wrong call to error.
5293 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5295 * profile.c: Update calls to inform.
5296 * value-prof.c: Update calls to inform.
5298 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5300 * diagnostic.c (inform): Add an explicit location_t parameter.
5301 * toplev.h (inform): Update declaration.
5302 * builtins.c: Update all calls to inform.
5303 * c-common.c: Likewise.
5304 * c-decl.c: Likewise.
5305 * c-opts.c: Likewise.
5306 * c-pch.c: Likewise.
5307 * c-pragma.c: Likewise.
5308 * c-typeck.c: Likewise.
5309 * coverage.c: Likewise.
5311 * toplev.c: Likewise.
5312 * tree-cfg.c: Likewise.
5313 * tree-ssa.c: Likewise.
5315 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5318 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5319 V2DI mode, for SSE4.1, use movq instead of vector set if the
5320 second element is zero and inter-unit moves are OK.
5322 2008-08-20 Richard Guenther <rguenther@suse.de>
5324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5325 properly handle conversion/copy chains after tuplification.
5327 2008-08-20 Richard Guenther <rguenther@suse.de>
5329 * passes.c (init_optimization_passes): Move the second
5330 forwprop pass before alias computation. Remove the second
5331 DCE pass. Remove the first dominator and phi copy/const
5334 2008-08-20 Nick Clifton <nickc@redhat.com>
5336 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5337 support of this feature. Do not assume that a sufficiently new
5338 assembler will support the feature regardless of the target type.
5339 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5340 * configure: Regenerate.
5342 2008-08-20 Richard Guenther <rguenther@suse.de>
5344 * tree-vrp.c (found_in_subgraph): Remove.
5345 (live): New global static.
5346 (live_on_edge): New function.
5347 (blocks_visited): Remove.
5348 (register_edge_assert_for_2): Use live_on_edge.
5349 (find_conditional_asserts): Remove code dealing with
5350 found_in_subgraph. Do not walk the CFG.
5351 (find_switch_asserts): Likewise.
5352 (find_assert_locations_1): Renamed from find_assert_locations.
5353 Move finding assert locations for conditional and switch
5354 statements first. Update live bitmap. Do not walk the CFG.
5355 (find_assert_locations): New function.
5356 (insert_range_assertions): Remove entry of CFG walk.
5357 Adjust call to find_assert_locations.
5358 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5359 that only can appear because of fake exit edges but assert we
5360 never try to insert on those.
5361 (fini_pre): Do not remove fake exit edges here...
5362 (execute_pre): ...but here, before committing edge inserts.
5364 2008-08-19 Richard Guenther <rguenther@suse.de>
5366 * passes.c (init_optimization_passes): Exchange store-ccp
5369 2008-08-19 Rafael EspÃndola <espindola@google.com>
5371 * varasm.c (weak_decls): Move earlier in the file.
5372 (assemble_external): Add weak decls to the weak_decls list.
5373 (declare_weak): Don't add decls to the weak_decls list.
5375 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5378 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5379 before (sse2_shufpd_<mode>).
5381 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5384 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5385 * tree.c (block_nonartificial_location): Likewise.
5387 2008-08-19 Richard Guenther <rguenther@suse.de>
5389 PR tree-optimization/35972
5390 PR tree-optimization/23094
5391 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5393 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5394 handle MISALIGNED_INDIRECT_REF.
5395 (get_ref_from_reference_ops): New helper.
5396 (vn_reference_lookup_pieces): Walk the use-def chain using the
5397 alias-oracle if requested.
5398 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5399 walking the use-def chain.
5400 (compute_avail): But not here.
5401 (create_component_ref_by_pieces_1): Properly handle
5402 MISALIGNED_INDIRECT_REF.
5403 (do_regular_insertion): Handle fully redundant
5404 expressions after PHI-translation also for SSA_NAME values, not
5405 only constants. Correctly use edoubleprime for that.
5407 2008-08-19 Ira Rosen <irar@il.ibm.com>
5409 * tree-vectorizer.c (supportable_widening_operation): Support
5410 multi-step conversion, return the number of steps in such conversion
5411 and the required intermediate types.
5412 (supportable_narrowing_operation): Likewise.
5413 * tree-vectorizer.h (vect_pow2): New function.
5414 (supportable_widening_operation): Change argument types.
5415 (supportable_narrowing_operation): Likewise.
5416 (vectorizable_type_promotion): Add an argument.
5417 (vectorizable_type_demotion): Likewise.
5418 * tree-vect-analyze.c (vect_analyze_operations): Call
5419 vectorizable_type_promotion and vectorizable_type_demotion with
5420 additional argument.
5421 (vect_get_and_check_slp_defs): Detect patterns.
5422 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5424 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5425 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5426 factor according to the smallest type in the loop.
5427 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5428 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5429 supportable_widening_operation with correct arguments.
5430 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5431 operands lists according to the number of vector statements in left
5432 or right node, if exists.
5433 (vect_gen_widened_results_half): Remove unused argument.
5434 (vectorizable_conversion): Call supportable_widening_operation,
5435 supportable_narrowing_operation, and vect_gen_widened_results_half
5436 with correct arguments.
5437 (vectorizable_assignment): Change documentation, support multiple
5439 (vectorizable_operation): Likewise.
5440 (vect_get_loop_based_defs): New function.
5441 (vect_create_vectorized_demotion_stmts): Likewise.
5442 (vectorizable_type_demotion): Support loop-aware SLP and general
5443 multi-step conversion. Call vect_get_loop_based_defs and
5444 vect_create_vectorized_demotion_stmts for transformation.
5445 (vect_create_vectorized_promotion_stmts): New function.
5446 (vectorizable_type_promotion): Support loop-aware SLP and general
5447 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5449 (vectorizable_store): Change documentation, support multiple
5451 (vectorizable_load): Likewise.
5452 (vect_transform_stmt): Pass SLP_NODE to
5453 vectorizable_type_promotion and vectorizable_type_demotion.
5454 (vect_schedule_slp_instance): Move here the calculation of number
5455 of vectorized statements for each node from...
5456 (vect_schedule_slp): ... here.
5457 (vect_transform_loop): Call vect_schedule_slp without the last
5460 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5463 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5464 to == in assert statement.
5465 (vectorizable_reduction): Fix typo.
5467 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5470 * value-prof.c (check_counter): Dereference pointer to overall
5471 count when printing it.
5473 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5475 * profile.h: Really add it.
5477 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5479 * mcf.c: Really add it.
5481 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5482 Vinodha Ramasamy <vinodha@google.com>
5484 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5486 * value-prof.c (check_counter): Fix the counter if
5487 flag_profile_correction is true.
5488 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5489 tree_mod_subtract_transform):
5490 Follow check_counter parameter change.
5491 * common.opt (fprofile-correction): New option.
5493 * profile.h: Likewise.
5494 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5495 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5496 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5498 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5499 flag_profile_correction is set.
5501 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5503 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5505 2008-08-18 Tomas Bily <tbily@suse.cz>
5507 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5508 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5510 * tree-data-ref.c (split_constant_offset_1): Likewise.
5511 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5512 * tree-sra.c (sra_walk_expr): Likewise.
5513 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5514 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5515 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5516 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5518 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5519 * tree-vect-transform.c (vectorizable_type_demotion)
5520 (vectorizable_type_promotion): Likewise.
5521 * tree-inline.c (expand_call_inline):
5522 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5523 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5524 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5525 * expr.c (expand_expr_real_1): Likewise.
5526 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5527 (gimple_assign_unary_useless_conversion_p): Likewise.
5528 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5529 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5530 * fold-const.c (fold_unary): Likewise.
5531 * tree.h (CONVERT_EXPR_P): Likewise.
5532 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5533 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5535 (register_edge_assert_for_2, extract_range_from_unary_expr)
5536 (register_edge_assert_for_1): Likewise.
5538 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5540 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5541 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5542 (enum real_value_const): Delete.
5543 (get_real_const): Delete.
5544 * real.c (get_real_const): Delete.
5545 (dconst_e_ptr): Define.
5546 (dconst_third_ptr): Define.
5547 (dconst_sqrt2_ptr): Define.
5548 * builtins.c: Update all callers.
5550 2008-08-18 Richard Guenther <rguenther@suse.de>
5552 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5553 statement iterator after statement removal.
5555 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5557 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5558 (detect_processor_freebsd): Likewise.
5559 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5561 2008-08-18 Richard Guenther <rguenther@suse.de>
5563 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5564 and loads have the correct types.
5566 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5569 * c-opts.c (cpp_opts): Remove static.
5570 * c-parser.c (cpp_opts): Declare it extern.
5571 (disable_extension_diagnostics): Handle cpp options.
5572 (enable_extension_diagnostics): Likewise.
5574 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5576 * diagnostics.c (permerror_at): Rename as permerror.
5577 (permerror): Delete.
5578 * toplev.h: Likewise.
5580 2008-08-18 Richard Guenther <rguenther@suse.de>
5582 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5583 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5584 Move call_cdce before build_alias. Move copyrename2,
5585 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5586 right after final inlining.
5587 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5588 (pass_build_cfg): But instead via TODO_dump_func.
5590 2008-08-18 Richard Guenther <rguenther@suse.de>
5592 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5594 (scalarize_init): If we failed to generate some initializers
5595 do not generate zeros for not instantiated members. Instead
5596 rely on the copy out.
5597 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5598 about missing flow-sensitive alias info only if we have
5601 2008-08-17 Nick Clifton <nickc@redhat.com>
5603 * doc/extend.texi (Function Attributes): Fix typo in description
5604 if hot function attribute.
5606 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5607 Richard Sandiford <rdsandiford@googlemail.com>
5609 * doc/install.texi (--with-mips-plt): Document.
5610 * doc/invoke.texi (-mplt, -mno-plt): Document.
5611 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5612 and handle ${with_mips_plt}.
5613 * config/mips/mips.opt (mplt): New option.
5614 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5615 (TARGET_ABICALLS_PIC2): Likewise.
5616 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5617 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5618 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5619 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5620 to decide whether to output ".option picX" directives.
5621 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5622 Pass -call_nonpic rather than -KPIC for -mplt.
5623 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5624 on the command line. Also remove it when -mabi=64 is used without
5626 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5627 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5628 TARGET_ABICALLS_PIC0.
5629 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5631 (mips16_build_function_stub): Only output ".option pic" directives
5632 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5633 (mips16_build_call_stub): Fix comment and remove redundant
5634 ".set at"/"set .noat" directives.
5635 (mips_function_rodata_section): Use the default behaviour for
5636 TARGET_ABSOLUTE_ABICALLS.
5637 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5638 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5639 (mips_restore_gp): Do nothing if the current function doesn't use
5641 (mips_expand_prologue): Only save $gp if the current function uses it.
5642 Use a normal move for TARGET_ABICALLS_PIC0.
5643 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5645 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5647 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5648 of function when handling GLOBAL_POINTER_REGNUM.
5650 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5653 * common.opt (-fstack-check): Do not declare the variable here.
5654 (-fstack-check=): New option variant.
5655 * doc/invoke.texi (Code Gen Options): Document it.
5656 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5657 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5658 (STACK_CHECK_STATIC_BUILTIN): New macro.
5659 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5660 * opts.c: Include expr.h.
5661 (common_handle_option) <OPT_fold_stack_check_>: New case.
5662 <OPT_fstack_check>: Likewise.
5663 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5664 consistently in the test for variable-sized types. Adjust for
5665 new behaviour of flag_stack_check.
5666 * explow.c: Include except.h.
5667 (allocate_dynamic_stack_space): Do not take into account
5668 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5669 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5670 for variable-sized parameters. Treat all parameters whose size is
5671 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5672 stack checking is enabled.
5673 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5674 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5675 if generic stack checking is enabled.
5676 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5677 * reload1.c (reload): Likewise.
5678 * stmt.c (expand_decl): Assert that all automatic variables have
5679 fixed size at this point and remove dead code.
5680 * flags.h (stack_check_type): New enumeration type.
5681 (flag_stack_check): Declare.
5682 * toplev.c (flag_stack_check): New global variable.
5683 * Makefile.in (opts.o): Add dependency on EXPR_H.
5684 (explow.o): Add dependency on except.h.
5686 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5688 * config/avr/avr.c (avr_override_options): Reduce value of
5689 PARAM_INLINE_CALL_COST.
5691 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5693 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5694 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5695 lieu of TYPE_MODE (type) throughout.
5697 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5699 * config/arm/arm.c (add_minipool_backward_ref): Check for
5700 8-byte-aligned entries in second case of forcing insertion after a
5701 particular entry. Change third case to avoid inserting
5702 non-8-byte-aligned entries before 8-byte-aligned ones.
5704 2008-08-15 Richard Guenther <rguenther@suse.de>
5706 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5707 strip components for unknown size accesses.
5709 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5711 * config/s390/2097.md New file.
5712 * config/s390/s390.md ("z10prop" attribute): Define none,
5713 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5714 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5715 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5716 possible values and apply them to insns as appropriate.
5717 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5718 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5719 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5720 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5721 ("bfp" mode attribute): Removed. Every occurence replaced
5723 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5724 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5727 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5730 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5733 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5735 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5736 additional argument. Support reduction when duplication is needed due
5737 to data-types of different sizes in the loop.
5738 (get_initial_def_for_induction): Fix printout.
5739 (vect_get_vec_def_for_stmt_copy): Support case where the
5740 vec_stmt_for_operand is a phi node.
5741 (vectorizable_reduction): Support reduction when duplication is needed
5742 due to data-types of different sizes in the loop.
5743 (vectorizable_call): Remove restriction to not vectorize in case we
5744 have data-types of different sizes in the loop.
5745 (vectorizable_conversion): Likewise.
5746 (vectorizable_operation): Likewise.
5747 (vectorizable_type_demotion): Likewise.
5748 (vectorizable_type_promotion): Likewise.
5749 (vectorizable_induction): Add restriction to not vectorize in case
5750 we have data-types of different sizes in the loop.
5752 2008-08-14 Christophe Saout <christophe@saout.de>
5753 Uros Bizjak <ubizjak@gmail.com>
5756 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5757 (*vec_concatv2di_rex64_sse4_1): Ditto.
5758 (*vec_concatv2di_rex64_sse): Ditto.
5760 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5763 * fold-const.c (fold_widened_comparison): Do not allow
5764 sign changes that change the result even if shorter type
5765 is wider than arg1_unw's type.
5767 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5769 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5770 Skip if the multilib testing specifies -march that does not
5771 agree with the one specified in the testcase.
5773 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5775 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5776 zero extend SImode values being converted to TFmode before passing
5779 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5782 __PPU__ when targeting the Cell/B.E. PPU processor.
5784 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5786 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5787 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5788 Rematerialize the static chain, if any.
5789 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5792 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5794 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5795 (new_loc_descr): Likewise.
5796 (add_loc_descr): Likewise.
5797 (size_of_loc_descr): Likewise.
5798 (size_of_locs): Likewise.
5799 (output_loc_operands): Likewise.
5800 (output_loc_sequence): Likewise.
5801 (new_reg_loc_descr): New.
5802 (build_cfa_loc): Use it.
5803 (build_cfa_aligned_loc): Likewise.
5804 (one_reg_loc_descriptor): Likewise.
5805 (based_loc_descr): Likewise.
5807 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5810 * doc/invoke.texi (Wmain): Update.
5811 * c-decl.c (start_decl): warn_main is only 0 or 1.
5812 (start_function): Likewise. Fix formatting.
5813 (finish_function): Delete redundant warning.
5814 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5815 * c-opts (c_common_handle_option): -Wall only has effect if
5816 warn_main is uninitialized. OPT_Wmain is automatically
5817 handled. -pedantic also enables Wmain.
5818 (c_common_post_options): Handle all logic for Wmain here.
5819 * c-common.c (warn_main): Delete.
5820 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5821 * c-common.h (warn_main): Delete.
5823 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5826 * expr.c (emit_group_store): Allocate stack temp with the
5827 largest alignment when copying from register to stack.
5829 2008-08-13 Richard Guenther <rguenther@suse.de>
5831 * tree.h (maybe_fold_offset_to_address): Declare.
5832 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5833 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5834 Likewise for POINTER_PLUS_EXPR.
5835 (maybe_fold_offset_to_reference): Enable disabled code.
5836 (maybe_fold_offset_to_address): New function.
5837 (fold_stmt_r): Use it.
5838 (fold_gimple_assign): Likewise.
5839 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5840 (gimplify_expr): Likewise.
5842 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5844 * toplev.h (pedwarn_at): Fix declaration.
5846 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5848 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5849 LINK_SPEC): Use %R in -Y P argument.
5851 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5854 * diagnostic.c (pedwarn_at): New.
5855 * toplev.h (pedwarn_at): Declare.
5856 * c-tree.h (build_enumerator): Update declaration.
5857 * c-decl.c (finish_enum): Update comment.
5858 (build_enumerator): Take a location parameter. Give a pedwarn but do
5859 not perform any conversion.
5860 * c-parser.c (c_parser_enum_specifier): Set correct location for
5863 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5866 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5867 expressions except for conversions to signed:1 bitfields. Handle
5868 COND_EXPR with constant operands.
5870 2008-08-13 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/15255
5873 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5874 (struct oecount_s): New struct and VEC types.
5876 (oecount_hash): New function.
5877 (oecount_eq): Likewise.
5878 (oecount_cmp): Likewise.
5879 (zero_one_operation): New function.
5880 (build_and_add_sum): Likewise.
5881 (undistribute_ops_list): Perform un-distribution of multiplication
5882 and division on the chain of summands.
5883 (should_break_up_subtract): Also break up subtracts for factors.
5884 (reassociate_bb): Delete dead visited statements.
5885 Call undistribute_ops_list. Re-sort and optimize if it did something.
5886 * passes.c (init_optimization_passes): Move DSE before
5888 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5891 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5893 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5895 * doc/invoke.texi: Revert unintended checkin.
5897 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5900 * gcc.c (include_spec_function): Tweak call to find_a_file.
5902 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5905 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5906 and TRUTH_ORIF_EXPR.
5907 * dojump.c (do_jump): Likewise.
5909 PR tree-optimization/37084
5910 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5911 if id->regimplify, don't assume stmt is a cast assignment.
5913 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5915 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5917 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5920 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5923 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5925 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5926 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5928 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5929 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5930 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5931 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5932 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5934 * doc/tm.texi (Storage Layout): Remove documentation for
5935 TARGET_FLOAT_FORMAT.
5937 * simplify-rtx.c (simplify_binary_operation_1): Replace
5938 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5940 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5942 * real.h (struct real_format): New member has_sign_dependent_rounding.
5943 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5944 spu_single_format, ieee_double_format, mips_double_format,
5945 motorola_double_format, ieee_extended_motorola_format,
5946 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5947 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5948 mips_extended_format, ieee_quad_format, mips_quad_format,
5949 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5950 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5952 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5953 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5954 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5955 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5956 (ROUND_TOWARDS_ZERO): Likewise.
5958 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5959 (FLOAT_MODE_FORMAT): New macro.
5960 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5961 (MODE_COMPOSITE_P): ... this new macro.
5962 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5963 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5964 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5966 * flags.h: Include "real.h".
5968 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5969 REAL_MODE_FORMAT_COMPOSITE_P.
5970 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5972 * doc/tm.texi (Storage Layout): Remove documentation of
5973 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5974 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5975 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5976 they only apply to libgcc2.a.
5978 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5980 * config/spu/float_disf.c: New file.
5981 * config/spu/float_unsdisf.c: New file.
5982 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
5983 (LIB2FUNCS_EXCLUDE): Define.
5985 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5986 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5988 * real.h (struct real_format): New member round_towards_zero.
5989 * real.c (round_for_format): Respect fmt->round_towards_zero.
5990 (ieee_single_format, mips_single_format, motorola_single_format,
5991 spu_single_format, ieee_double_format, mips_double_format,
5992 motorola_double_format, ieee_extended_motorola_format,
5993 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5994 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5995 mips_extended_format, ieee_quad_format, mips_quad_format,
5996 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5997 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5999 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6000 real_format to choose rounding mode when calling MPFR functions.
6001 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6002 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6004 * real.h (real_to_decimal_for_mode): Add prototype.
6005 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6006 Respect target rounding mode when generating decimal representation.
6007 (real_to_decimal): New stub for backwards compatibility.
6008 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6009 real_to_decimal_for_mode instead of real_to_decimal.
6011 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6013 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6014 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6016 * real.c (spu_single_format): New variable.
6017 * real.h (spu_single_format): Declare.
6019 * config/spu/spu.c (spu_override_options): Install SFmode format.
6020 (spu_split_immediate): Use integer mode to operate on pieces of
6021 floating-point values in all cases.
6023 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6024 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6025 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6027 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6029 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6031 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6033 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6035 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6038 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6039 on the VAR_DECL instead of TYPE_READONLY on its type.
6041 2008-08-12 Ira Rosen <irar@il.ibm.com>
6043 * tree-vectorizer.c: Depend on langhooks.h.
6044 (supportable_widening_operation): Add two arguments. Support double
6046 (supportable_narrowing_operation): Likewise.
6047 * tree-vectorizer.h (supportable_widening_operation): Add two
6049 (supportable_narrowing_operation): Likewise.
6050 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6051 supportable_widening_operation with correct arguments.
6052 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6053 (vectorizable_type_demotion): Support double type conversions.
6054 (vectorizable_type_promotion): Likewise.
6055 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6057 2008-08-11 Michael Matz <matz@suse.de>
6059 * i386/i386.c (override_options): Move initialisation from
6060 flag_schedule_insns_after_reload to here from ...
6061 (optimization_options): ... here.
6063 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6065 PR rtl-optimization/36998
6066 * dwarf2out.c (compute_barrier_args_size_1,
6067 compute_barrier_args_size): Temporarily remove assertions.
6069 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6072 * tree-ssa.c (struct walk_data): Add new flag
6073 warn_possibly_uninitialized.
6074 (warn_uninitialized_var): Use it.
6075 (warn_uninitialized_vars): New.
6076 (execute_early_warn_uninitialized): Call it.
6077 (execute_late_warn_uninitialized): Likewise.
6079 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6082 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6085 2008-08-09 Jan Hubicka <jh@suse.cz>
6088 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6090 (expand_fix): Be prepared for expansion to fail.
6091 (expand_sfix_optab): Remove instructions if expansion failed.
6093 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6095 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6097 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6098 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6100 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6102 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6103 mips/t-libgcc-mips16 to tmake_file.
6104 * config/mips/mips-protos.h (mips_call_type): New enum.
6105 (mips_pic_base_register, mips_got_load): Declare.
6106 (mips_restore_gp): Take an rtx argument.
6107 (mips_use_pic_fn_addr_reg_p): Declare.
6108 (mips_expand_call): Replace the sibcall_p argument with
6109 a mips_call_type argument. Add a lazy_p parameter.
6110 (mips_split_call): Declare.
6111 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6112 (MIPS16_PIC_TEMP): Likewise.
6113 (reg_class): Delete M16_NA_REGS.
6114 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6115 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6116 (mips_split_hi_p): Declare.
6117 * config/mips/mips.c (mips_split_hi_p): New array.
6118 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6119 (mips_got_symbol_type_p): New function.
6120 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6121 (mips16_stub_function_p): New function.
6122 (mips16_local_function_p): Likewise.
6123 (mips_use_pic_fn_addr_reg_p): Likewise.
6124 (mips_cannot_force_const_mem): Return false for HIGHs.
6125 Extend CONST_INT and symbolic handling to MIPS16, using
6126 mips_symbol_insns to check that the base symbol type is a
6127 legitimate constant. Reject GOT-based constants if
6128 TARGET_MIPS16_PCREL_LOADS.
6129 (mips_const_insns): Check targetm.cannot_force_const_mem when
6130 decomposing a symbolic base and a large offset.
6131 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6132 When calling a function that needs $25 from MIPS16 code,
6133 move the target address into $25 separately and add a USE
6135 (mips16_gp_pseudo_reg): Insert the initializer immediately
6136 before the first real insn.
6137 (mips_pic_base_register, mips_got_load): New functions.
6138 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6139 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6140 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6141 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6142 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6143 also passing NULL_RTX rather than const0_rtx as the aux argument.
6144 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6145 instead of TARGET_EXPLICIT_RELOCS.
6146 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6147 (mips_load_call_address): Replace the sibcall_p argument with
6148 a mips_call_type argument. Use mips_got_load.
6149 (mips16_local_alias): New structure.
6150 (mips16_local_aliases): New variable.
6151 (mips16_local_aliases_hash): New function.
6152 (mips16_local_aliases_eq): Likewise.
6153 (mips16_local_alias): Likewise.
6154 (mips16_stub_function): Likewise.
6155 (mips16_build_function_stub): Create a local alias for the target
6156 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6157 .cpload directive and an R_MIPS_NONE relocation for the target
6158 function, then load the alias rather than the function itself.
6159 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6160 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6161 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6162 (mips16_build_call_stub): Replace the FN parameter with an
6163 FN_PTR parameter. Force the address into a register if it
6164 isn't a call_insn_operand; don't rely on the caller to do this.
6165 If a call to a locally-defined and locally-binding MIPS16
6166 function must be made indirectly, redirect the call to the
6167 function's local alias. Use mips16_stub_function_p,
6168 mips16_stub_function, mips_expand_call and use_reg.
6169 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6170 Use explicit %hi and %lo accesses where possible.
6171 Use MIPS_CALL to generate the correct code form of a
6172 jal instruction. Add clobbers of $18 instead of uses.
6173 Update the call to mips_emit_call_insn.
6174 (mips_expand_call): Replace the SIBCALL_P argument with a
6175 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6176 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6177 allowing it to modify the call address. Update the calls to
6178 mips_load_call_address and mips_emit_call_insn.
6179 (mips_split_call): New function.
6180 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6181 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6182 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6183 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6184 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6186 (mips_cprestore_slot): New function.
6187 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6188 and use mips_cprestore_slot.
6189 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6191 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6192 then use a copygp_mips16 instruction to set up $28.
6193 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6194 (mips16_lay_out_constants): Call split_all_insns_noflow.
6195 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6196 false if TARGET_MIPS16.
6197 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6198 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6199 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6200 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6201 MIPS16 code. Allow MIPS16 o32 PIC.
6202 (mips_override_options): Allow MIPS16 o32 PIC.
6203 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6204 after reload if TARGET_USE_GOT.
6205 (UNSPEC_COPYGP): New constant.
6206 (length): Use a default length of 8 for MIPS16 GOT loads.
6207 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6208 (*got_page<mode>): Check mips_split_hi_p.
6209 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6210 (unspec_got<mode>, unspec_call<mode>): New expanders.
6211 (load_got<mode>, load_call<mode>): Remove the length attributes.
6212 Use a got attribute instead of a type attribute.
6213 (copygp_mips16): New insn.
6214 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6215 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6216 (sibcall, sibcall_value, call, call_value): Update the calls
6217 to mips_expand_call.
6218 (call_internal, call_value_internal): Use mips_split_call.
6219 (call_value_multiple_internal): Likewise.
6220 (call_split): Move after call_internal (the insn it is split from).
6221 (call_internal_direct, call_value_internal_direct): Turn into
6222 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6223 (call_direct_split, call_value_direct_split): New patterns.
6224 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6225 and use M16_REGS instead of M16_NA_REGS.
6226 * config/mips/predicates.md (const_call_insn_operand): Replace
6227 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6228 mips_use_pic_fn_addr_reg_p check.
6229 (move_operand): Reject HIGHs if mips_split_hi_p.
6230 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6231 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6232 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6233 * config/mips/libgcc-mips16.ver: New file.
6234 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6235 $(srcdir)/config/mips/libgcc-mips16.ver.
6237 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6239 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6241 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6242 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6243 (mips16_cfun_returns_in_fpr_p): Likewise.
6245 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6247 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6248 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6249 rather than 4 to PC.
6251 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6253 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6254 (FUNCTION_PROFILER): Save the static chain pointer into $2
6255 beforehand and restore it aftewards.
6256 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6257 address directly into $25 and call the function through $25;
6258 do not clobber $3. Pad the DImode version to cover the space
6259 left by the deleted $25 <- $3 move.
6260 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6261 the removal of the $25 <- $3 move.
6262 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6263 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6265 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6266 Daniel Jacobowitz <dan@codesourcery.com>
6268 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6269 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6270 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6271 * config/mips/mips.c (mips_start_function_definition): New function.
6272 (mips_end_function_definition): Likewise.
6273 (mips_output_function_prologue): Use mips_start_function_definition.
6274 (mips_output_function_epilogue): Use mips_end_function_definition.
6275 (build_mips16_function_stub): Use mips_start_function_definition
6276 and mips_end_function_definition.
6277 (build_mips16_call_stub): Likewise.
6279 2008-08-09 Richard Guenther <rguenther@suse.de>
6281 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6282 * gimple.h (gimple_call_fn): Adjust comment.
6283 (gimple_call_set_fndecl): New function.
6284 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6285 longer having bare FUNCTION_DECL operand.
6286 (gimple_call_return_type): Likewise.
6287 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6289 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6290 (gimple_mod_pow2): Likewise.
6291 (gimple_mod_subtract): Likewise.
6292 (gimple_ic): Likewise.
6293 (gimple_stringop_fixed_value): Likewise.
6294 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6295 longer having bare FUNCTION_DECL operand.
6296 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6297 * omp-low.c (optimize_omp_library_calls): Likewise.
6298 * cgraphunit.c (update_call_expr): Likewise.
6299 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6300 (execute_convert_to_rsqrt): Likewise.
6301 * cfgexpand.c (gimple_to_tree): Simplify.
6302 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6303 bare FUNCTION_DECL operand.
6304 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6305 (convert_gimple_call): Use gimple_call_fndecl.
6306 * c-common.c (c_warn_unused_result): Likewise.
6308 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6311 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6312 (c_finish_return): Likewise.
6313 (c_start_case): Likewise.
6314 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6315 * c-parser.c (c_parser_condition): New. Call
6316 verify_sequence_points.
6317 (c_parser_paren_condition): Call c_parser_condition.
6318 (c_parser_for_statement): Call c_parser_condition.
6320 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6323 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6324 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6325 Moved from diagnostic.h
6326 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6328 (emit_diagnostic): New.
6329 (warning0, pedwarn0): Delete.
6330 (warning, warning_at, pedwarn, permerror): Return bool.
6331 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6332 Moved to diagnostic.c.
6333 (struct diagnostic_context): Use correct type for
6334 classify_diagnostic.
6335 (diagnostic_report_diagnostic): Update declaration.
6336 (emit_diagnostic): Declare.
6337 * errors.c (warning): Return bool.
6338 * errors.h (warning): Update declaration.
6339 * toplev.h (warning0, pedwarn0): Delete.
6340 (warning, warning_at, pedwarn, permerror): Return bool.
6341 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6342 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6343 inform. Update all calls.
6344 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6345 before giving informative note.
6346 (implicit_decl_warning): Likewise.
6347 * c-typeck.c (build_function_call): Likewise.
6348 * tree-sssa.c (warn_uninit): Likewise.
6349 * builtins.c (gimplify_va_arg_expr): Likewise.
6351 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6354 * doc/invoke.texi (-Wextra): Move warning from here...
6355 (-Wuninitialized): ... to here.
6357 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6360 * flags.h (set_Wunused): Delete
6361 * toplev.c (process_options): Handle Wunused flags here.
6362 * opts.c (maybe_warn_unused_parameter): Delete.
6363 (common_handle_option): Replace set_Wunused by warn_unused.
6364 (set_Wextra): Do not handle Wunused-parameter here.
6365 (set_Wunused): Delete.
6366 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6368 * common.opt (Wunused): Add Var and Init.
6369 (Wunused-function): Likewise.
6370 (Wunused-label): Likewise.
6371 (Wunused-parameter): Likewise.
6372 (Wunused-value): Likewise.
6373 (Wunused-variable): Likewise.
6375 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6377 * doc/invoke.texi: Add cpu_type power7.
6378 * config.in (HAVE_AS_VSX): New.
6379 * config.gcc: Add cpu_type power7.
6380 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6382 * configure: Regenerate.
6383 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6385 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6386 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6387 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6389 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6391 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6392 type to vectorize.builtin_conversion.
6393 (vectorizable_conversion): Likewise.
6394 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6395 integral type as input.
6396 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6398 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6399 and ALTIVEC_BUILTIN_VCTSXS.
6400 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6403 2008-08-08 Richard Guenther <rguenther@suse.de>
6405 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6406 (surely_varying_stmt_p): Calls are varying only if they are
6407 non-builtin and not indirect or have no result.
6408 (ccp_fold): Re-instantiate code before the tuples merge.
6410 2008-08-08 Richard Guenther <rguenther@suse.de>
6412 PR tree-optimization/37056
6413 * gimple.h (gimple_assign_rhs_class): New helper function.
6414 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6415 unary operations properly.
6417 2008-08-07 Jan Hubicka <jh@suse.cz>
6419 * i386.h (ix86_size_cost): Declare.
6420 (ix86_cur_cost): New function macro.
6421 * i386.md (peepholes expanding size and splitters): Predicate by
6422 optimize_insn_for_speed_p.
6423 (peepholes reduce size and splitters): Predicate by
6424 optimize_insn_for_size_p.
6425 * i386.c (ix86_size_cost): Rename from ...
6426 (size_cost): This one.
6427 (override_options): Update.
6428 (decide_alg): Likewise.
6429 (ix86_expand_clear): Use RTL profile.
6430 (ix86_pad_returns): Use RTL profile.
6432 2008-08-07 Jan Hubicka <jh@suse.cz>
6434 * recog.c (split_all_insns): Set RTL profile
6435 (peephole2_optimize): Likewise.
6436 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6437 * combine.c (combine_instructions): Likewise.
6439 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6441 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6443 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6445 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6446 value in a6 after the set_frame_ptr insn.
6448 2008-08-07 Richard Henderson <rth@redhat.com>
6451 * gcc.c (cpp_options): Pass along -g*.
6453 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6455 * config/arm/arm.c (output_move_neon): Update comment describing
6456 big-endian vector layout.
6457 (arm_assemble_integer): Do not handle big-endian NEON vectors
6459 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6460 neon_vget_lane<mode>_sext_internal,
6461 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6462 element indices for big-endian.
6464 2008-08-07 Richard Henderson <rth@redhat.com>
6466 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6467 * configure, config.in: Rebuild.
6468 * debug.h (dwarf2out_do_cfi_asm): Declare.
6469 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6470 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6471 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6472 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6474 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6476 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6477 movv2si_internal): Combine into mov<mode>_internal.
6478 (movv2si_internal_2): Remove.
6480 2008-08-07 Jan Hubicka <jh@suse.cz>
6483 * i386.md (single stringop patterns): Enable unconditionally.
6485 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6488 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6490 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6491 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6493 * config/i386/sse.md (sse2_movq128): New.
6495 * doc/extend.texi: Document __builtin_ia32_movq128.
6497 2008-08-07 Richard Guenther <rguenther@suse.de>
6500 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6501 pointers can access anything.
6503 2008-08-06 Jan Hubicka <jh@suse.cz>
6505 * optabs.c (emit_unop_insn): Break out to ...
6506 (maybe_emit_unop_insn): ... this one.
6507 (expand_sfix_optab): Use maybe variant.
6508 * optabs.h (maybe_emit_unop_insn): Declare.
6510 * i386.md (mov0 patterns): Enable by default.
6511 (FP conversion expanders): Disable expansion of code expanding
6512 sequences when instruction should be optimized for size.
6513 (single strinop patterns): Enable when optimizing for size.
6514 (string expanders): Disable expanding of code expanding sequences
6515 when optimizning instruction for size.
6516 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6518 (ix86_fp_comparison_sahf_cost): Likewise.
6519 (ix86_expand_branch): Likewise.
6520 (ix86_expand_ashl_const): Likewise.
6521 (ix86_split_ashl): Likewise.
6522 (ix86_expand_strlen): Likewise.
6523 (ix86_emit_fp_unordered_jump): Likewie.
6525 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6527 * c-common.c: Fix typo.
6528 (c_common_reswords): Activate more C++ keyword warnings.
6530 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6532 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6535 * diagnostic.c (permerror_at): New.
6536 * toplev.h (permerror_at): Declare.
6538 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6539 Ira Rosen <irar@il.ibm.com>
6541 * tree-vect-transform.c (vect_model_simple_cost): Return
6542 immediately if stmt is pure SLP.
6543 (vect_model_store_cost): Ditto.
6544 (vect_model_load_cost): Ditto.
6545 (vectorizable_store): Remove PURE_SLP check before call
6546 to vect_model_store_cost.
6547 (vect_model_store_cost): When checking whether stmt describe
6548 strided access, add a check that it is not slp_node.
6550 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6553 * c-common.c (warn_for_sign_compare): New. Handle separately the
6554 case that 'constant' is zero.
6555 * c-typeck.c (build_binary_op): Move code to c-common.c
6557 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6559 * config/alpha/alpha.c (alpha_preferred_reload_class,
6560 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6561 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6562 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6563 * config/arm/arm.md: Likewise.
6564 * config/avr/avr-protos.h (preferred_reload_class,
6565 test_hard_reg_class, avr_simplify_comparison_p,
6566 out_shift_with_cnt, class_max_nregs): Likewise.
6567 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6568 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6569 preferred_reload_class, test_hard_reg_class): Likewise.
6570 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6571 bfin_memory_move_cost, bfin_secondary_reload,
6572 bfin_output_mi_thunk): Likewise.
6573 * config/crx/crx.c (crx_secondary_reload_class,
6574 crx_memory_move_cost): Likewise.
6575 * config/frv/frv-protos.h (frv_secondary_reload_class,
6576 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6577 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6578 frv_secondary_reload_class, frv_class_likely_spilled_p,
6579 frv_class_max_nregs): Likewise.
6580 * config/h8300/h8300.c (h8300_classify_operand,
6581 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6583 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6584 * config/ia64/ia64.c (ia64_preferred_reload_class,
6585 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6586 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6587 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6589 * config/m68hc11/m68hc11.c (preferred_reload_class,
6590 m68hc11_memory_move_cost): Likewise.
6591 * config/mcore/mcore.c (mcore_secondary_reload_class,
6592 mcore_reload_class): Likewise.
6593 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6594 mips_class_max_nregs, mips_cannot_change_mode_class,
6595 mips_preferred_reload_class, mips_secondary_reload_class,
6596 mips_output_mi_thunk): Likewise.
6597 * config/mmix/mmix.c (mmix_preferred_reload_class,
6598 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6600 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6602 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6603 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6604 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6605 * config/rs6000/rs6000.c (paired_expand_vector_init,
6606 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6607 compare_section_name, rs6000_memory_move_cost): Likewise.
6608 * config/s390/s390.c (s390_emit_compare_and_swap,
6609 s390_preferred_reload_class, s390_secondary_reload,
6610 legitimize_pic_address, legitimize_tls_address,
6611 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6612 s390_class_max_nregs): Likewise.
6613 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6614 * config/s390/s390.md: Likewise.
6615 * config/score/score-protos.h (score_secondary_reload_class,
6616 score_preferred_reload_class): Likewise.
6617 * config/score/score.c (score_preferred_reload_class,
6618 score_secondary_reload_class): Likewise.
6619 * config/score/score3.c (score3_output_mi_thunk,
6620 score3_preferred_reload_class, score3_secondary_reload_class,
6621 score3_hard_regno_mode_ok): Likewise.
6622 * config/score/score3.h (score3_preferred_reload_class,
6623 score3_secondary_reload_class): Likewise.
6624 * config/score/score7.c (score7_output_mi_thunk,
6625 score7_preferred_reload_class, score7_secondary_reload_class,
6626 score7_hard_regno_mode_ok): Likewise.
6627 * config/score/score7.h (score7_preferred_reload_class,
6628 score7_secondary_reload_class): Likewise.
6629 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6630 output_branchy_insn, add_constant, gen_block_redirect,
6631 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6632 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6633 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6634 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6635 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6636 xstormy16_preferred_reload_class): Likewise.
6637 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6638 xtensa_expand_atomic, override_options,
6639 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6641 * reorg.c (try_merge_delay_insns): Likewise.
6642 * tree.c (merge_dllimport_decl_attributes): Likewise.
6644 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6646 2008-08-06 Michael Matz <matz@suse.de>
6648 * Makefile.in (write_entries_to_file): Quote words.
6649 * gengtype.c: (read_input_line): Skip over leading white-space.
6651 2008-08-06 Marc Gauthier <marc@tensilica.com>
6653 * config.gcc: Match more processor names for Xtensa.
6654 * configure.ac: Likewise.
6655 * doc/install.texi (Specific): Likewise.
6656 * configure: Regenerate.
6658 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6660 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6661 * calls.c (avoid_likely_spilled_reg): Likewise.
6662 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6663 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6664 * config/i386/i386.c (ix86_expand_special_args_builtin,
6665 ix86_secondary_reload): Likewise.
6666 * except.c (struct eh_region, gen_eh_region_catch,
6667 remove_unreachable_regions, duplicate_eh_regions,
6668 assign_filter_values, build_post_landing_pads,
6669 sjlj_find_directly_reachable_regions, remove_eh_handler,
6670 reachable_next_level, foreach_reachable_handler,
6671 can_throw_internal_1, can_throw_external_1,
6672 collect_one_action_chain): Likewise.
6673 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6674 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6675 * function.c (update_temp_slot_address, instantiate_new_reg,
6676 instantiate_virtual_regs_in_rtx,
6677 instantiate_virtual_regs_in_insn): Likewise.
6678 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6679 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6680 gimplify_cleanup_point_expr): Likewise.
6681 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6682 * passes.c (next_pass_1): Likewise.
6683 * print-tree.c (print_node_brief, print_node): Likewise.
6684 * profile.c (branch_prob): Likewise.
6685 * tree-dump.c (dump_register): Likewise.
6686 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6688 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6689 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6690 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6691 copy_arguments_for_versioning, copy_static_chain): Likewise.
6692 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6693 add_new_name_mapping, register_new_name_mapping): Likewise.
6694 * tree-mudflap.c (mf_xform_derefs): Likewise.
6695 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6696 get_init_expr, combine_chains): Likewise.
6697 * tree-pretty-print.c (dump_generic_node): Likewise.
6698 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6699 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6700 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6701 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6703 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6706 * calls.c (expand_call): Use the biggest preferred stack
6709 2008-08-06 Michael Matz <matz@suse.de>
6712 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6713 for reused reload, instead of overwriting them.
6715 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6718 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6719 for incoming stack boundary.
6721 * function.c (assign_parm_find_entry_rtl): Update
6722 parm_stack_boundary.
6724 * function.h (rtl_data): Add parm_stack_boundary.
6726 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6727 parm_stack_boundary for incoming stack boundary.
6729 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6731 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6732 for unrepresentable subregs or treat them as equal to other regs
6733 or subregs with the same register number.
6735 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6738 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6741 2008-08-06 Jan Hubicka <jh@suse.cz>
6743 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6744 frequencies might be hot.
6746 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6748 * reload.c (find_reloads): Force constants into literal pool
6749 also if they are wrapped in a SUBREG.
6751 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6754 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6755 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6756 Don't allow predicated instructions for data speculation.
6757 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6760 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6762 * haifa-sched.c (extend_global): Split to extend_global_data and
6763 extend_region_data. Update all uses.
6764 (extend_all): Rename to extend_block_data.
6766 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6768 * sched-rgn.c (new_ready): Check if instruction can be
6769 speculatively scheduled before attempting speculation.
6770 (debug_rgn_dependencies): Remove wrongful assert.
6772 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6774 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6776 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6778 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6779 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6780 va_size, and type_size.
6782 2008-08-04 Jason Merrill <jason@redhat.com>
6785 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6786 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6788 2008-08-05 Richard Henderson <rth@redhat.com>
6790 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6791 * configure: Rebuild.
6793 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6796 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6797 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6800 2008-08-05 Richard Henderson <rth@redhat.com>
6802 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6803 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6804 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6805 * common.opt (fdwarf2-cfi-asm): New.
6806 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6807 * config.in, configure: Rebuild.
6808 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6809 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6811 (dw2_force_const_mem): Externalize.
6812 * dwarf2asm.h: Update.
6813 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6814 generate a real label.
6815 (output_cfi_directive): New.
6816 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6817 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6818 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6820 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6821 (output_loc_operands_raw, output_loc_sequence_raw): New.
6822 (output_cfa_loc_raw): New.
6824 2008-08-05 Paul Brook <paul@codesourcery.com>
6826 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6827 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6828 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6829 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6830 * config/arm/arm.h (TARGET_VFPD32): Define.
6831 (TARGET_VFP3): Use TARGET_VFPD32.
6832 (fputype): Add FPUTYPE_VFP3D16.
6833 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6834 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6835 * config/arm/arm-cores.def: Add cortex-r4f.
6836 * config/arm/arm-tune.md: Regenerate.
6838 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6840 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6841 Reword some comments throughout the file.
6843 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6844 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6845 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6846 MFC_MIN_DMA_LIST_ELEMENTS.
6847 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6848 MFC_MAX_DMA_LIST_ELEMENTS.
6850 (MFC_START_ENABLE): Remove PPU-only define.
6851 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6852 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6854 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6855 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6856 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6857 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6858 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6859 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6860 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6862 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6863 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6864 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6865 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6867 (spu_read_machine_status): Fix typo.
6869 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6871 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6872 SUBREG of multi-word hard register.
6873 * config/spu/spu.c (valid_subreg): Likewise.
6874 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6876 2008-08-04 Richard Guenther <rguenther@suse.de>
6878 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6879 the candidate with the stripped base if that base is different
6880 from the original base even for offset zero.
6882 2008-08-04 Richard Guenther <rguenther@suse.de>
6885 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6886 check for no_overflow.
6888 2008-08-04 Richard Guenther <rguenther@suse.de>
6890 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6892 2008-08-04 Paul Brook <paul@codesourcery.com>
6894 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6895 (arm_order_regs_for_local_alloc): New function.
6896 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6898 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6900 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6904 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6905 (ix86_expand_epilogue): Likewise.
6907 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6909 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6912 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6914 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6915 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6916 (*movv2sf_internal_rex64): Ditto.
6918 2008-08-03 Jan Hubicka <jh@suse.cz>
6920 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6921 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6922 * expmed.c (expand_smod_pow2): Likewise.
6924 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6927 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6928 alternative 0 of operand 1.
6929 (*vec_concatv2di_rex64_sse): Ditto.
6930 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6932 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6933 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6934 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6935 (*movv2sf_internal_rex64): Ditto.
6937 2008-08-02 Richard Guenther <rguenther@suse.de>
6940 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6941 (ssedoublesizemode): New mode attribute.
6942 (sse_shufps): Call gen_sse_shufps_v4sf.
6943 (sse_shufps_1): Macroize.
6944 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6945 (sse2_shufpd_1): Macroize.
6946 (vec_extract_odd, vec_extract_even): New expanders.
6947 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6948 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6949 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6950 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6951 (ix86_expand_vector_set): Likewise.
6952 (ix86_expand_reduc_v4sf): Likewise.
6954 2008-08-01 Doug Kwan <dougkwan@google.com>
6956 * matrix-reorg.c: Re-enable all code.
6957 (struct malloc_call_data): Change CALL_STMT to gimple type.
6958 (collect_data_for_malloc_call): Tuplify.
6959 (struct access_site_info): Change STMT to gimple type.
6960 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6961 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6962 (struct free_info): Change STMT to gimple type.
6963 (struct matrix_access_phi_node): Change PHI to gimple type.
6964 (get_inner_of_cast_expr): Remove.
6965 (may_flatten_matrices_1): Tuplify.
6966 (may_flatten_matrices): Ditto.
6967 (mark_min_matrix_escape_level): Ditto.
6968 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6969 (ssa_accessed_in_call_rhs): New
6970 (ssa_accessed_in_assign_rhs): New
6971 (record_access_alloc_site_info): Tuplify.
6972 (add_allocation_site): Ditto.
6973 (analyze_matrix_allocation_site): Ditto.
6974 (analyze_transpose): Ditto.
6975 (get_index_from_offset): Ditto.
6976 (update_type_size): Ditto.
6977 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6978 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6979 (analyze_accesses_for_phi_node): Tuplify.
6980 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6981 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6982 (analyze_matrix_accesses): Tuplify.
6983 (check_var_data): New call-back type for check_var_notmodified_p.
6984 (check_var_notmodified_p): Tuplify and use call-back struct to
6985 return statement found.
6986 (can_calculate_expr_before_stmt): Factor out statement related code
6988 (can_calculate_stmt_before_stmt): New.
6989 (check_allocation_function): Tuplify.
6990 (find_sites_in_func): Ditto.
6991 (record_all_accesses_in_func): Ditto.
6992 (transform_access_sites): Ditto.
6993 (transform_allocation_sites): Ditto.
6994 (matrix_reorg): Re-enable.
6995 (gate_matrix_reorg): Re-enable.
6997 2008-08-01 Jakub Jelinek <jakub@redhat.com>
6999 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7000 for labels for which it hasn't been set yet. If it has been set,
7001 stop walking insns and continue with next worklist item.
7002 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7003 if the only BARRIER is at the very end of a function.
7005 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7007 * cfgexpand.c (expand_stack_alignment): Assert that
7008 stack_realign_drap and drap_rtx must match.
7010 * function.c (instantiate_new_reg): If DRAP is used to realign
7011 stack, replace virtual_incoming_args_rtx with internal arg
7014 2008-08-01 Richard Guenther <rguenther@suse.de>
7016 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7017 loop information only if we initialized it.
7018 (execute_pre): Call fini_pre with in_fre.
7019 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7020 if we do not unroll because we hit max-completely-peeled-insns.
7021 Use our estimation for consistency, do allow shrinking.
7023 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7025 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7026 with MIN_STACK_BOUNDARY.
7027 (ix86_update_stack_boundary): Likewise.
7028 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7031 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7032 (MIN_STACK_BOUNDARY): This.
7034 2008-08-01 Richard Guenther <rguenther@suse.de>
7037 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7039 2008-08-01 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/36988
7042 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7043 do not matter if that doesn't change volatile qualification.
7045 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7047 * configure.ac: Do not generate libada-mk. Do not subst
7049 * libada-mk.in: Remove.
7050 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7051 * configure: Regenerate.
7053 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7055 * tree-pass.h: Added comment about not dumping passes with name
7056 starting with star in struct opt_pass.
7057 * passes.c (register_dump_files_1): Don't do dump for a pass with
7058 name starting with star.
7059 * doc/passes.texi (Pass manager): Mention pass names and special
7060 meaning of star prefix to avoid dump.
7062 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7064 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7066 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7067 (ISA_MIPS64R2): New macro.
7068 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7069 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7070 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7071 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7072 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7073 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7074 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7075 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7076 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7077 Move up to keep list alphabetically sorted.
7078 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7079 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7081 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7082 (-march=@var{arch}): Add mips64r2.
7084 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7086 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7088 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7090 * expr.c (expand_assignment): Check for complete type.
7092 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7095 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7097 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7098 for stack alignment.
7100 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7102 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7104 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7105 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7107 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7109 PR rtl-optimization/36419
7110 * dwarf2out.c (barrier_args_size): New variable.
7111 (compute_barrier_args_size, compute_barrier_args_size_1): New
7113 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7114 if not called yet in the current function, use barrier_args_size
7115 array to find the new args_size value.
7116 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7118 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7121 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7124 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7127 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7128 (dwarf2out_stack_adjust): Use it.
7129 (dwarf2out_frame_debug_expr): Likewise.
7131 2008-07-31 Richard Guenther <rguenther@suse.de>
7133 PR tree-optimization/36978
7134 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7135 the generated condition.
7137 2008-07-31 Richard Guenther <rguenther@suse.de>
7139 * passes.c (init_optimization_passes): Always call
7140 pass_early_warn_uninitialized.
7141 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7142 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7143 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7145 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7148 * builtins.c (maybe_emit_free_warning): New function.
7149 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7150 maybe_emit_free_warning for BUILT_IN_FREE.
7153 * dwarf2out.c (get_context_die): New function.
7154 (force_decl_die, force_type_die): Use it.
7155 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7156 returns NULL, force generation of DW_TAG_typedef and put that into
7159 PR preprocessor/36649
7160 * c-pch.c (c_common_read_pch): Save and restore
7161 line_table->trace_includes across PCH restore.
7163 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7166 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7168 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7171 * final.c (call_from_call_insn): Handle COND_EXEC.
7173 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7175 * builtins.c (std_gimplify_va_arg_expr): Replace
7176 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7177 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7179 2008-07-30 Joey Ye <joey.ye@intel.com>
7180 H.J. Lu <hongjiu.lu@intel.com>
7182 * builtins.c (expand_builtin_setjmp_receiver): Replace
7183 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7184 (expand_builtin_apply_args_1): Likewise.
7185 (expand_builtin_longjmp): Need DRAP for stack alignment.
7186 (expand_builtin_apply): Likewise.
7188 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7189 instead of assign_stack_local to allow alignment reduction.
7191 * calls.c (emit_call_1): Need DRAP for stack alignment if
7193 (expand_call): Replace virtual_incoming_args_rtx with
7194 crtl->args.internal_arg_pointer.
7195 * stmt.c (expand_nl_goto_receiver): Likewise.
7197 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7198 alignment and store to stack_alignment_estimated and
7199 max_used_stack_slot_alignment.
7200 (expand_one_var): Likewise.
7201 (expand_stack_alignment): New function.
7202 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7203 and stack_alignment_estimated fields in rtl_data. Call
7204 expand_stack_alignment at end.
7206 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7207 (MAX_STACK_ALIGNMENT): Likewise.
7208 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7209 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7211 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7212 stack alignment when generating virtual registers.
7214 * function.c (assign_stack_local): Renamed to ...
7215 (assign_stack_local_1): This. Add a parameter to indicate
7216 if it is OK to reduce alignment.
7217 (assign_stack_local): Use it.
7218 (instantiate_new_reg): Instantiate virtual incoming args rtx
7219 to vDRAP if stack realignment and DRAP is needed.
7220 (assign_parms): Collect parameter/return type alignment and
7221 contribute to stack_alignment_estimated.
7222 (locate_and_pad_parm): Likewise.
7223 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7224 with crtl->args.internal_arg_pointer.
7226 * function.h (rtl_data): Add new field drap_reg,
7227 max_used_stack_slot_alignment, stack_alignment_estimated,
7228 stack_realign_needed, need_drap, stack_realign_processed and
7229 stack_realign_finalized.
7230 (stack_realign_fp): New macro.
7231 (stack_realign_drap): Likewise.
7233 * global.c (compute_regsets): Frame pointer is needed when
7234 stack is realigned. Can eliminate frame pointer when stack is
7235 realigned and dynamic realigned argument pointer isn't used.
7237 * reload1.c (update_eliminables): Frame pointer is needed
7238 when stack is realigned.
7239 (init_elim_table): Can eliminate frame pointer when stack is
7240 realigned and dynamic realigned argument pointer isn't used.
7242 * rtl.h (assign_stack_local_1): Declare new funtion.
7244 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7245 (TARGET_GET_DRAP_RTX): Likewise.
7246 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7247 TARGET_GET_DRAP_RTX.
7249 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7251 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7252 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7254 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7255 H.J. Lu <hongjiu.lu@intel.com>
7257 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7258 vdrap_reg, stack_realign and drap_reg_saved.
7259 (add_cfi): Don't allow redefining CFA when DRAP is used.
7260 (reg_save): Handle stack alignment.
7261 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7262 alignment. Don't generate DWARF information for (set fp sp)
7264 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7266 (int_loc_descriptor): Move prototype forward. Also define if
7267 DWARF2_UNWIND_INFO is true.
7268 (output_cfa_loc): Handle DW_CFA_expression.
7269 (build_cfa_aligned_loc): New.
7270 (based_loc_descr): Update assert for stack realign. For local
7271 variables, use sp+offset when stack is aligned without drap and
7272 fp+offset when stack is aligned with drap. For arguments, use
7273 cfa+offset when drap is used to align stack.
7275 2008-07-30 Joey Ye <joey.ye@intel.com>
7276 H.J. Lu <hongjiu.lu@intel.com>
7278 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7280 (ix86_gen_andsp): New.
7281 (ix86_user_incoming_stack_boundary): Likewise.
7282 (ix86_default_incoming_stack_boundary): Likewise.
7283 (ix86_incoming_stack_boundary): Likewise.
7284 (ix86_can_eliminate): Likewise.
7285 (find_drap_reg): Likewise.
7286 (ix86_update_stack_boundary): Likewise.
7287 (ix86_get_drap_rtx): Likewise.
7288 (ix86_finalize_stack_realign_flags): Likewise.
7289 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7290 (TARGET_GET_DRAP_RTX): Likewise.
7291 (override_options): Overide option value for new options.
7292 (ix86_function_ok_for_sibcall): Remove check for
7293 force_align_arg_pointer.
7294 (ix86_handle_cconv_attribute): Likewise.
7295 (ix86_function_regparm): Likewise.
7296 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7297 (ix86_va_start): Replace virtual_incoming_args_rtx with
7298 crtl->args.internal_arg_pointer.
7299 (ix86_select_alt_pic_regnum): Check DRAP register.
7300 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7301 (ix86_compute_frame_layout): Compute frame layout wrt stack
7303 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7304 (ix86_expand_prologue): Decide if stack realignment is needed
7305 and generate prologue code accordingly.
7306 (ix86_expand_epilogue): Generate epilogue code wrt stack
7307 realignment is really needed or not.
7309 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7310 (ABI_STACK_BOUNDARY): Likewise.
7311 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7312 (STACK_REALIGN_DEFAULT): Likewise.
7313 (INCOMING_STACK_BOUNDARY): Likewise.
7314 (MAX_STACK_ALIGNMENT): Likewise.
7315 (ix86_incoming_stack_boundary): Likewise.
7316 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7317 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7318 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7319 (machine_function): Remove force_align_arg_pointer.
7321 * config/i386/i386.md (BX_REG): New.
7322 (R13_REG): Likewise.
7324 * config/i386/i386.opt (mforce_drap): New.
7325 (mincoming-stack-boundary): Likewise.
7326 (mstackrealign): Add Init(-1).
7328 * config/i386/i386-protos.h (ix86_can_eliminate): New
7330 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7332 * doc/extend.texi: Update force_align_arg_pointer.
7334 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7337 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7338 (INCOMING_STACK_BOUNDARY): Likewise.
7339 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7340 (TARGET_GET_DRAP_RTX): Likewise.
7342 2008-07-30 Andreas Schwab <schwab@suse.de>
7344 PR rtl-optimization/36929
7345 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7346 add_insn_before and fix argument order.
7347 (replace_inc_dec_mem): Handle NULL rtx.
7349 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7351 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7353 (arm_compute_initial_elimination_offset): Use it.
7354 (arm_compute_save_reg_mask): Include static chain save slot when
7355 calculating alignment.
7356 (arm_get_frame_offsets): Ditto.
7357 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7358 that we can use to decrement the stack when the stack decrement
7359 could be too big for an immediate value in a single insn.
7360 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7362 2008-07-30 Richard Guenther <rguenther@suse.de>
7364 PR tree-optimization/36967
7365 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7366 Release defs of statements we remove.
7368 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7370 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7371 instead of NULL_RTVEC.
7373 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7377 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7380 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7382 * final.c (call_from_call_insn): New.
7383 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7385 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7387 * configure.ac: Substitute ADA_CFLAGS.
7388 * configure: Regenerate.
7389 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7390 * Makefile.in: Remove mention of X_* variables.
7391 * config/pa/x-ada-hpux10: Remove.
7392 * config/pa/x-ada: Remove.
7394 * doc/fragments.texi: Update.
7396 2008-07-30 Olivier Hainque <hainque@adacore.com>
7398 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7399 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7400 __dso_handle explicitly here.
7402 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7405 * c-typeck.c (build_binary_op): Encapsulate code into...
7406 * c-common.c (shorten_binary_op): ...this new function.
7407 (conversion_warning): Use the new function. Handle non-negative
7408 constant in bitwise-and.
7409 * c-common.h (shorten_binary_op): Declare.
7411 2008-07-30 Olivier Hainque <hainque@adacore.com>
7413 * scan.c (make_sstring_space): Add explicit conversions of
7414 allocator's return value.
7415 * fix-header.c (recognized_function): Likewise.
7417 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7419 * doc/cpp.texi: Update to GFDL 1.2.
7420 * doc/gcc.texi: Do not list GPL as Invariant Section.
7421 * doc/gccint.texi: Likewise. Update copyright years.
7422 * doc/install.texi: Update copyright years.
7424 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7427 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7428 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7430 2008-07-29 Jan Hubicka <jh@suse.cz>
7432 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7433 (grokdeclarator): Likewise.
7434 * langhooks.c (lhd_warn_unused_global_decl): Use
7435 DECL_DECLARED_INLINE_P.
7436 * print-tree.c (print_node): Remove DECL_INLINE check.
7438 2008-07-29 Richard Guenther <rguenther@suse.de>
7440 PR tree-optimization/36945
7441 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7443 Record invariant addresses un-decomposed.
7444 (copy_reference_ops_from_call): Record reference call
7445 arguments properly. Simplify.
7446 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7447 helper split out from ...
7448 (create_component_ref_by_pieces): ... here. Simplify.
7449 Prepare for recursive invocation for call arguments.
7450 (create_expression_by_pieces): Adjust call to
7451 create_component_ref_by_pieces.
7452 (compute_avail): Process operand 2 of reference ops.
7454 2008-07-29 Richard Guenther <rguenther@suse.de>
7456 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7458 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7460 * c-format.c (check_format_types): Revert unwanted checkin.
7462 2008-07-29 Jan Hubicka <jh@suse.cz>
7464 * flags.h (flag_really_no_inline): Remove.
7465 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7466 * toplev.c (flag_really_no_inline): Remove.
7467 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7468 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7469 (cgraph_decide_inlining_incrementally): Likewise.
7470 (compute_inline_parameters): Likewise.
7471 * opts.c (decode_options): Simplify.
7472 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7473 * common.opt (finline): Initialize to 1.
7474 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7476 2008-07-29 Jan Hubicka <jh@suse.cz>
7478 * predict.c (always_optimize_for_size_p): New function.
7479 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7480 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7481 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7483 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7484 * function.c (prepare_function_start): Set default profile.
7485 * function.h (rtl_data): Add maybe_hot_insn_p.
7486 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7487 (construct_exit_block): Likewise.
7488 (tree_expand_cfg): Likewise.
7490 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7491 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7492 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7493 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7496 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7499 * c-decl.c (merge_decls): Merge USED flags.
7501 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7503 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7504 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7505 next_stack, lab_false and lab_over trees.
7507 2008-07-28 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/36957
7510 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7511 (useless_type_conversion_p): Remove.
7512 (types_compatible_p): Remove.
7513 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7514 (useless_type_conversion_p): Declare.
7515 (types_compatible_p): Declare.
7516 (gimple_expr_type): Return the base type only if it is
7517 trivially convertible to the subtype.
7519 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7521 * configure.ac: Use the m4_do macro to concatenate the warnings into
7522 one string in ACX_PROG_CC_WARNING_OPTS,
7523 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7524 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7525 * configure: Regenerate.
7527 2008-07-28 Richard Guenther <rguenther@suse.de>
7529 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7530 (insert_fake_stores): Remove.
7531 (realify_fake_stores): Likewise.
7532 (execute_pre): Remove dead code.
7533 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7534 (find_func_aliases): Deal with it here instead.
7535 Re-enable gcc_unreachable call.
7537 2008-07-28 Richard Guenther <rguenther@suse.de>
7539 Merge from gimple-tuples-branch.
7541 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7542 * gimple.def: New file.
7543 * gsstruct.def: Likewise.
7544 * gimple-iterator.c: Likewise.
7545 * gimple-pretty-print.c: Likewise.
7546 * tree-gimple.c: Removed. Merged into ...
7547 * gimple.c: ... here. New file.
7548 * tree-gimple.h: Removed. Merged into ...
7549 * gimple.h: ... here. New file.
7551 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7552 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7553 --enable-checking=gimple flag.
7554 * config.in: Likewise.
7555 * configure: Regenerated.
7557 * tree-ssa-operands.h: Tuplified.
7558 * tree-vrp.c: Likewise.
7559 * tree-loop-linear.c: Likewise.
7560 * tree-into-ssa.c: Likewise.
7561 * tree-ssa-loop-im.c: Likewise.
7562 * tree-dump.c: Likewise.
7563 * tree-complex.c: Likewise.
7564 * cgraphbuild.c: Likewise.
7565 * tree-ssa-threadupdate.c: Likewise.
7566 * tree-ssa-loop-niter.c: Likewise.
7567 * tree-pretty-print.c: Likewise.
7568 * tracer.c: Likewise.
7569 * gengtype.c: Likewise.
7570 * tree-loop-distribution.c: Likewise.
7571 * tree-ssa-loop-unswitch.c: Likewise.
7572 * cgraph.c: Likewise.
7573 * cgraph.h: Likewise.
7574 * tree-ssa-loop-manip.c: Likewise.
7575 * value-prof.c: Likewise.
7576 * tree-ssa-loop-ch.c: Likewise.
7577 * tree-tailcall.c: Likewise.
7578 * value-prof.h: Likewise.
7581 * tree-pass.h: Likewise.
7582 * ipa-cp.c: Likewise.
7583 * tree-scalar-evolution.c: Likewise.
7584 * tree-scalar-evolution.h: Likewise.
7585 * target.h: Likewise.
7586 * lambda-mat.c: Likewise.
7587 * tree-phinodes.c: Likewise.
7588 * diagnostic.h: Likewise.
7589 * builtins.c: Likewise.
7590 * tree-ssa-alias-warnings.c: Likewise.
7591 * cfghooks.c: Likewise.
7592 * fold-const.c: Likewise.
7593 * cfghooks.h: Likewise.
7594 * omp-low.c: Likewise.
7595 * tree-ssa-dse.c: Likewise.
7596 * ipa-reference.c: Likewise.
7597 * tree-ssa-uncprop.c: Likewise.
7598 * toplev.c: Likewise.
7599 * tree-gimple.c: Likewise.
7600 * tree-gimple.h: Likewise.
7601 * tree-chrec.c: Likewise.
7602 * tree-chrec.h: Likewise.
7603 * tree-ssa-sccvn.c: Likewise.
7604 * tree-ssa-sccvn.h: Likewise.
7605 * cgraphunit.c: Likewise.
7606 * tree-ssa-copyrename.c: Likewise.
7607 * tree-ssa-ccp.c: Likewise.
7608 * tree-ssa-loop-ivopts.c: Likewise.
7609 * tree-nomudflap.c: Likewise.
7610 * tree-call-cdce.c: Likewise.
7611 * ipa-pure-const.c: Likewise.
7612 * c-format.c: Likewise.
7613 * tree-stdarg.c: Likewise.
7614 * tree-ssa-math-opts.c: Likewise.
7615 * tree-ssa-dom.c: Likewise.
7616 * tree-nrv.c: Likewise.
7617 * tree-ssa-propagate.c: Likewise.
7618 * ipa-utils.c: Likewise.
7619 * tree-ssa-propagate.h: Likewise.
7620 * tree-ssa-alias.c: Likewise.
7621 * gimple-low.c: Likewise.
7622 * tree-ssa-sink.c: Likewise.
7623 * ipa-inline.c: Likewise.
7624 * c-semantics.c: Likewise.
7625 * dwarf2out.c: Likewise.
7627 * tree-ssa-loop-ivcanon.c: Likewise.
7628 * predict.c: Likewise.
7629 * tree-ssa-loop.c: Likewise.
7630 * tree-parloops.c: Likewise.
7631 * tree-ssa-address.c: Likewise.
7632 * tree-ssa-ifcombine.c: Likewise.
7633 * matrix-reorg.c: Likewise.
7634 * c-decl.c: Likewise.
7635 * tree-eh.c: Likewise.
7636 * c-pretty-print.c: Likewise.
7637 * lambda-trans.c: Likewise.
7638 * function.c: Likewise.
7639 * langhooks.c: Likewise.
7640 * ebitmap.h: Likewise.
7641 * tree-vectorizer.c: Likewise.
7642 * function.h: Likewise.
7643 * langhooks.h: Likewise.
7644 * tree-vectorizer.h: Likewise.
7645 * ipa-type-escape.c: Likewise.
7646 * ipa-type-escape.h: Likewise.
7647 * domwalk.c: Likewise.
7648 * tree-if-conv.c: Likewise.
7649 * profile.c: Likewise.
7650 * domwalk.h: Likewise.
7651 * tree-data-ref.c: Likewise.
7652 * tree-data-ref.h: Likewise.
7653 * tree-flow-inline.h: Likewise.
7654 * tree-affine.c: Likewise.
7655 * tree-vect-analyze.c: Likewise.
7656 * c-typeck.c: Likewise.
7657 * gimplify.c: Likewise.
7658 * coretypes.h: Likewise.
7659 * tree-ssa-phiopt.c: Likewise.
7660 * calls.c: Likewise.
7661 * tree-ssa-coalesce.c: Likewise.
7662 * tree.def: Likewise.
7663 * tree-dfa.c: Likewise.
7664 * except.c: Likewise.
7665 * except.h: Likewise.
7666 * cfgexpand.c: Likewise.
7667 * tree-cfgcleanup.c: Likewise.
7668 * tree-ssa-pre.c: Likewise.
7669 * tree-ssa-live.c: Likewise.
7670 * tree-sra.c: Likewise.
7671 * tree-ssa-live.h: Likewise.
7672 * tree-predcom.c: Likewise.
7673 * lambda.h: Likewise.
7674 * tree-mudflap.c: Likewise.
7675 * ipa-prop.c: Likewise.
7676 * print-tree.c: Likewise.
7677 * tree-ssa-copy.c: Likewise.
7678 * ipa-prop.h: Likewise.
7679 * tree-ssa-forwprop.c: Likewise.
7680 * ggc-page.c: Likewise.
7681 * c-omp.c: Likewise.
7682 * tree-ssa-dce.c: Likewise.
7683 * tree-vect-patterns.c: Likewise.
7684 * tree-ssa-ter.c: Likewise.
7685 * tree-nested.c: Likewise.
7686 * tree-ssa.c: Likewise.
7687 * lambda-code.c: Likewise.
7688 * tree-ssa-loop-prefetch.c: Likewise.
7689 * tree-inline.c: Likewise.
7690 * tree-inline.h: Likewise.
7691 * tree-iterator.c: Likewise.
7692 * tree-optimize.c: Likewise.
7693 * tree-ssa-phiprop.c: Likewise.
7694 * tree-vect-transform.c: Likewise.
7695 * tree-object-size.c: Likewise.
7696 * tree-outof-ssa.c: Likewise.
7697 * cfgloop.c: Likewise.
7698 * system.h: Likewise.
7699 * tree-profile.c: Likewise.
7700 * cfgloop.h: Likewise.
7701 * c-gimplify.c: Likewise.
7702 * c-common.c: Likewise.
7703 * tree-vect-generic.c: Likewise.
7704 * tree-flow.h: Likewise.
7705 * c-common.h: Likewise.
7706 * basic-block.h: Likewise.
7707 * tree-ssa-structalias.c: Likewise.
7708 * tree-switch-conversion.c: Likewise.
7709 * tree-ssa-structalias.h: Likewise.
7710 * tree-cfg.c: Likewise.
7711 * passes.c: Likewise.
7712 * ipa-struct-reorg.c: Likewise.
7713 * ipa-struct-reorg.h: Likewise.
7714 * tree-ssa-reassoc.c: Likewise.
7715 * cfgrtl.c: Likewise.
7716 * varpool.c: Likewise.
7718 * tree-ssanames.c: Likewise.
7719 * tree-ssa-threadedge.c: Likewise.
7720 * langhooks-def.h: Likewise.
7721 * tree-ssa-operands.c: Likewise.
7722 * config/alpha/alpha.c: Likewise.
7723 * config/frv/frv.c: Likewise.
7724 * config/s390/s390.c: Likewise.
7725 * config/m32c/m32c.c: Likewise.
7726 * config/m32c/m32c-protos.h: Likewise.
7727 * config/spu/spu.c: Likewise.
7728 * config/sparc/sparc.c: Likewise.
7729 * config/i386/i386.c: Likewise.
7730 * config/sh/sh.c: Likewise.
7731 * config/xtensa/xtensa.c: Likewise.
7732 * config/stormy16/stormy16.c: Likewise.
7733 * config/ia64/ia64.c: Likewise.
7734 * config/rs6000/rs6000.c: Likewise.
7735 * config/pa/pa.c: Likewise.
7736 * config/mips/mips.c: Likewise.
7738 2008-07-28 Simon Baldwin <simonb@google.com>
7740 * c-pragma.c (handle_pragma_message): New function.
7741 (init_pragma): Register handle_pragma_message.
7742 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7745 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7747 PR tree-optimization/35252
7748 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7749 REALPART_EXPR to be considered as same load operation.
7751 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7753 PR tree-optimization/36830
7754 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7755 (expressions_equal_p): Return false if only one operand is null.
7757 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7759 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7760 version requirements.
7762 2008-07-26 Olivier Hainque <hainque@adacore.com>
7764 * collect2.c (symkind): New enum. Symbol kinds we care about.
7765 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7766 code and head comment accordingly.
7767 (scan_prog_file): Use symkind names instead of bare integers.
7769 2008-07-25 Jan Hubicka <jh@suse.cz>
7771 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7773 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7774 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7775 * dojump.c (clear_pending_stack_adjust): Likewise.
7776 * print-tree.c (print_node): Ignore DECL_INLINE.
7777 * tree-inline.c (inlinable_function_p): Likewise.
7779 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7781 * doc/extend.texi (hot attribute): Document that the hot attribute
7782 turns on -O3 for some ports.
7783 (cold attribute): Document that the cold attribute turns on -Os
7786 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7787 reflect function specific option support.
7789 * target.h (struct target_option_hooks): Add fields to say whether
7790 the cold attribute implies -Os and the hot attribute implies -O3.
7792 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7793 By default, do not turn on -Os for cold functions.
7794 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7795 not turn on -O3 for hot functions.
7797 * c-common.c (handle_hot_attribute): Use target hook to determine
7798 if hot functions should enable -O3.
7799 (handle_cold_attribute): Use target hook to determine if cold
7800 functions should enable -Os.
7802 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7803 (override_options): Move disable scheduling to
7804 optimization_options.
7805 (optimization_options): Disable scheduling here, not
7807 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7808 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7810 * config/ia64/ia64.c (ia64_override_options): Move setting
7811 scheduling flags to ia64_optimization_options.
7812 (ia64_optimization_options): Disable scheduling options here, and
7813 not in ia64_override_options.
7814 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7815 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7817 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7820 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7822 2008-07-25 Martin Jambor <mjambor@suse.cz>
7824 PR tree-optimization/36926
7825 * ipa-prop.c (ipa_analyze_call_uses): Call
7826 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7828 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7830 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7831 movv2si_internal): Add mem = reg alternative.
7833 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7836 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7837 DEFAULT_PCC_STRUCT_RETURN to 127.
7839 2008-07-24 Jan Hubicka <jh@suse.cz>
7841 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7842 (build_cgraph_edges): Likewise.
7843 * cgraph.c (cgraph_node): Do not update assembler hash.
7844 (cgraph_remove_node): Drop non-unit-at-a-time code.
7845 * tree-pass.h (pass_O0_always_inline): Remove.
7846 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7847 * toplev.c (process_options): Flag unit-at-a-time does not imply
7849 * cgraphunit.c: Update comments.
7850 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7851 (cgraph_assemble_pending_functions): Remove.
7852 (cgraph_reset_node): Drop non-unit-at-a-time code.
7853 (cgraph_finalize_function): Likewise.
7854 (cgraph_analyze_function): Likewise.
7855 (cgraph_finalize_compilation_unit): Likewise.
7856 (cgraph_expand_function): Likewise.
7857 (cgraph_optimize): Likesise.
7858 (save_inline_function_body): Likewise.
7859 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7860 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7861 * ipa-inline.c: Update comments.
7862 (enum inlining_mode): remove INLINE_SPEED.
7863 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7864 (cgraph_mark_inline_edge): Likewise.
7865 (try_inline): Likewise.
7866 (cgraph_decide_inlining_incrementally): Likewise.
7867 (cgraph_gate_inlining): Remove.
7868 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7869 (cgraph_gate_early_inlining): Likewise.
7870 (gate_inline_passes): Remove.
7871 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7872 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7873 pass_O0_always_inline): Remove.
7874 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7875 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7876 * opts.c (no_unit_at_a_time_default): Remove.
7877 (decode_options): Remove flag_unit_at_a_time reset and warning.
7878 * opts.h (no_unit_at_a_time_default): Remove.
7879 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7880 early in GNU dialect.
7881 (merge_decls): Update comment; drop unit-at-a-time check.
7882 (finish_decl): Likewise.
7883 (grok_declaration): Remove flag_inline_trees code.
7884 (finish_functions): Return on function returning non-void on all
7886 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7887 * cfgexpand.c (expand_one_static_var): Remove.
7888 (expand_one_var): Remove expand_one_static_var call.
7889 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7890 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7891 and flag_unit_at_a-time compatibility checks.
7892 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7893 * tree-inline.c (flag_inline_trees): Remove.
7894 (inlinable_function_p): Don't check it.
7895 (expand_call_inline): Remove non-unit-at-a-time code.
7896 * tree-inline.h (flag_inline_trees): Remove.
7897 * tree-optimize.c (execute_early_local_optimizations): Remove
7898 unit-at-a-time checks.
7899 (tree_rest_of_compilation): Likewise.
7900 * combine.c (setup_incoming_promotions): Likewise.
7901 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7902 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7903 * passes.c (pass_inline_parameters): Update comments; remove
7904 O0_alwaysinline pass.
7905 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7906 (execute_one_pass): Likewise.
7907 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7908 (ix86_function_sseregparm): Likewise.
7909 * arm.c (arm_function_in_section_p): Likewise.
7910 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7911 * varpool.c: Update comments.
7912 (decide_is_variable_needed): Remove unit-at-a-time checks.
7913 (varpool_finalize_decl): Likewise.
7915 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7917 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7919 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7921 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7923 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7924 imp symbol extension.
7926 2008-07-23 Ian Lance Taylor <iant@google.com>
7928 * tree-vrp.c (infer_value_range): Ignore asm statements when
7929 looking for memory accesses for -fdelete-null-pointer-checks.
7931 2008-07-24 Ben Elliston <bje@au.ibm.com>
7933 * config/spu/spu-c.c (__vector_keyword): New variable.
7934 (vector_keyword): Likewise.
7935 (spu_categorize_keyword): New function.
7936 (spu_macro_to_expand): Likewise.
7937 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7938 compiling an ISO C dialect.
7940 2008-07-24 Ben Elliston <bje@au.ibm.com>
7942 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7945 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7947 * configure: Regenerate.
7948 * configure.ac: Require texinfo 4.7.
7949 * doc/install.texi: Document texinfo 4.7 requirement.
7951 2008-07-23 Martin Jambor <mjambor@suse.cz>
7953 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7954 rather than for DECL_SAVED_TREE.
7955 * ipa-prop.c: Include diagnostic.h.
7956 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7958 (ipa_detect_param_modifications): Function rewritten from scratch.
7959 (ipa_compute_jump_functions): Changed accesses to modification flags.
7960 (ipa_free_node_params_substructures): Update flags destruction.
7961 (ipa_node_duplication_hook): Update flags duplication.
7962 (ipa_print_all_params_modified): Updated flag access.
7963 * ipa-prop.h (struct ipa_param_flags): New structure.
7964 (struct ipa_node_params): New field modification_analysis_done,
7965 modified_flags changed into param_flags.
7966 (ipa_is_ith_param_modified): Changed to use new flags.
7967 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7969 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7970 ipa-cp.c and split into two functions.
7971 (ipa_print_node_jump_functions): New function.
7972 (compute_scalar_jump_functions): New function.
7973 (type_like_member_ptr_p): New function.
7974 (compute_pass_through_member_ptrs): New function.
7975 (fill_member_ptr_cst_jump_function): New function.
7976 (determine_cst_member_ptr): New function.
7977 (compute_cst_member_ptr_arguments): New function.
7978 (ipa_compute_jump_functions): Complete rewrite.
7979 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7980 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7981 (struct ipa_member_ptr_cst): New structure.
7982 (union jump_func_value): New field member_cst.
7983 * ipa-cp.c (ipcp_lat_is_insertable): New function.
7984 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
7985 jump function types.
7986 (ipcp_print_all_lattices): Slight fprintf rearrangement.
7987 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
7988 instead of ipcp_print_all_jump_functions.
7989 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
7990 only for replacable scalars.
7992 * doc/invoke.texi (Optimize options): Add description of
7993 -findirect-inlining.
7994 * common.opt (flag_indirect_inlining): New flag.
7995 * opts.c (decode_options): Set flag_indirect_inlining when
7998 * ipa-inline.c: Include ipa-prop.h.
7999 (inline_indirect_intraprocedural_analysis): New function.
8000 (inline_generate_summary): Allocate parameter and argument info
8001 structures, call inline_indirect_intraprocedural_analysis on each
8002 node when doing indirect inlining and deallocate indirect inlining
8003 data structures in the end.
8004 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8005 (free_all_ipa_structures_after_iinln): New function.
8006 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8008 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8010 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8011 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8012 of computing the frequency separately.
8013 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8014 of computing the frequency separately.
8015 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8016 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8017 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8018 (ipa_get_stmt_member_ptr_load_param): New function.
8019 (ipa_is_ssa_with_stmt_def): New function.
8020 (ipa_note_param_call): New function.
8021 (ipa_analyze_call_uses): New function.
8022 (ipa_analyze_stmt_uses): New function.
8023 (ipa_analyze_params_uses): New function.
8024 (ipa_free_node_params_substructures): Also free the param_calls linked
8026 (ipa_node_duplication_hook): Also duplicate the param_calls
8028 (ipa_print_node_param_flags): New function.
8029 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8030 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8031 * ipa-prop.h (struct ipa_param_flags): New field called.
8032 (struct ipa_param_call_note): New structure.
8033 (struct ipa_node_params): New fields param_calls and
8035 (ipa_is_ith_param_called): New function.
8036 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8037 ipa_analyze_params_uses and dump parameter flags.
8039 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8040 ipa_propagate_indirect_call_infos if performing indirect inlining,
8041 pass a new parameter new_edges to it.
8042 (add_new_edges_to_heap): New fucntion.
8043 (cgraph_decide_inlining_of_small_functions): New vector
8044 new_indirect_edges for newly found indirect edges , call
8045 ipa_propagate_indirect_call_infos after inlining.
8046 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8047 inlining if performing indirect inlining. Call
8048 free_all_ipa_structures_after_iinln when doing so too.
8049 (inline_generate_summary): Do not call
8050 free_all_ipa_structures_after_iinln here.
8051 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8052 (print_edge_addition_message): New function.
8053 (update_call_notes_after_inlining): New function.
8054 (propagate_info_to_inlined_callees): New function.
8055 (ipa_propagate_indirect_call_infos): New function.
8056 * ipa-prop.h: Include cgraph.h
8057 (struct ipa_param_call_note): Fields reordered, new field processed.
8058 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8060 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8061 rediscovered call statements.
8062 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8063 (dump_cgraph_node): Dump also the indirect_call flag.
8064 (cgraph_clone_edge): Copy also the indirect_call flag.
8065 * tree-inline.c (copy_bb): Do not check for fndecls from call
8066 expressions, check for edge availability when moving clones.
8067 (get_indirect_callee_fndecl): New function.
8068 (expand_call_inline): If callee declaration is not apprent from
8069 the statement, try calling get_indirect_callee_fndecl. Do not
8070 issue warnings or call sorry when not inlinings an indirect edge.
8071 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8073 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8074 bit more frandly to matching.
8075 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8076 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8077 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8079 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8082 * opth-gen.awk: Suppress function specific features when building
8084 * optc-gen.awk: Ditto.
8086 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8089 * diagnostic.c (pedwarn): Add opt parameter.
8091 * c-tree.h (pedwarn_init): Add opt parameter.
8092 (pedwarn_c90): Likewise.
8093 (pedwarn_c99): Likewise.
8094 * c-errors.c (pedwarn_c99): Likewise.
8095 (pedwarn_c90): Likewise.
8096 * toplev.h (pedwarn): Update declaration.
8097 (pedwarn0): Declare.
8098 * c-lex.c: All calls to pedwarn changed.
8099 * builtins.c: All calls to pedwarn changed.
8100 * toplev.c: All calls to pedwarn changed.
8101 * c-decl.c: All calls to pedwarn changed.
8102 * c-typeck.c: All calls to pedwarn changed.
8103 * c-common.c: All calls to pedwarn changed.
8104 * c-parser.c: All calls to pedwarn changed.
8106 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8107 Karthik Kumar <karthikkumar@gmail.com>
8109 * attribs.c (file scope): Include c-common.h.
8110 (decl_attributes): Add support for #pragma GCC optimize and
8113 * targhooks.c (default_can_inline_p): New function that is the
8114 default for the TARGET_CAN_INLINE_P target hook.
8116 * targhooks.h (default_can_inline_p): Add declaration.
8118 * tree.c (cl_optimization_node): New static tree for building
8119 OPTIMIZATION_NODE tree.
8120 (cl_target_option_node): New static tree for building
8121 TARGET_OPTION_NODE tree.
8122 (cl_option_hash_table): New hash table for hashing
8123 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8124 (cl_option_hash_hash): New function to provide the hash value for
8125 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8126 (cl_option_hash_eq): New function to provide an equality test for
8127 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8128 (tree_code_size): Add support for OPTIMIZATION_NODE and
8129 TARGET_OPTION_NODE trees.
8130 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8131 TARGET_OPTION_NODE trees.
8132 (build_optimization_node): Build a tree that has all of the
8133 current optimization options.
8134 (build_target_option_node): Build a tree that has the target
8135 options that might be changed on a per function basis.
8137 * tree.h (file scope): Include options.h.
8138 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8139 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8140 (TREE_OPTIMIZATION): Ditto.
8141 (TREE_TARGET_SPECIFIC): Ditto.
8142 (struct tree_function_decl): Add fields for remembering the
8143 current optimization options and target specific options.
8144 (struct tree_optimization_option): New tree variant that remembers
8145 the optimization options.
8146 (struct tree_target_option): New tree variant that remembers the
8147 target specific flags that might change for compiling a particular
8149 (union tree_node): Include tree_optimization_option and
8150 tree_target_option fields.
8151 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8152 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8153 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8154 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8155 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8156 optimization and target options.
8157 (optimization_default_node): New macro to refer to global_trees
8159 (optimization_current_node): Ditto.
8160 (optimization_cold_node): Ditto.
8161 (optimization_hot_node): Ditto.
8162 (target_option_default_node): Ditto.
8163 (target_option_current_node): Ditto.
8164 (current_option_pragma): Ditto.
8165 (current_optimize_pragma): Ditto.
8167 * target.h (struct gcc_target): Add valid_option_attribute_p,
8168 target_option_save, target_option_restore, target_option_print,
8169 target_option_pragma_parse, and can_inline_p hooks.
8171 * toplev.h (parse_optimize_options): Add declaration.
8172 (fast_math_flags_struct_set_p): Ditto.
8174 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8175 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8178 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8179 tree_can_inline_p hook to see if one function can inline another.
8180 (cgraph_decide_inlining): Ditto.
8181 (cgraph_decide_inlining_incrementally): Ditto.
8183 * opts.c (decode_options): Add support for running multiple times
8184 to allow functions with different target or optimization options
8185 than was specified on the command line.
8186 (fast_math_flags_struct_set_p): New function that is similar to
8187 fast_math_flags_set_p, except it uses the values in the
8188 cl_optimization structure instead of global variables.
8190 * optc-gen.awk: Add support for TargetSave to allow a back end to
8191 declare new fields that need to be saved when using function
8192 specific options. Include flags.h and target.h in the options.c
8193 source. Add support for Save to indicate which options can be set
8194 for individual functions. Generate cl_optimize_save,
8195 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8196 cl_target_option_restore, cl_target_option_print functions to
8197 allow functions to use different optimization or target options.
8199 * opt-functions.awk (var_type_struct): Return the type used for
8200 storing the field in a structure.
8202 * opth-gen.awk: Add support for TargetSave to allow a back end to
8203 declare new fields that need to be saved when using function
8204 specific options. Add support for Save to indicate which options
8205 can be set for individual functions. Only generate one extern for
8206 Mask fields. Generate cl_optimization and cl_target_option
8207 structures to remember optimization and target options.
8209 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8210 collecting new tree nodes.
8211 (TS_TARGET_OPTION): Ditto.
8213 * c-decl.c (merge_decls): Merge function specific target and
8214 optimization options.
8216 * function.c (invoke_set_current_function_hook): If the function
8217 uses different optimization options, change the global variables
8220 * coretypes.h (struct cl_optimization): Add forward reference.
8221 (struct cl_target_option): Ditto.
8223 * c-pragma.c (option_stack): New static vector to remember the
8224 current #pragma GCC option stack.
8225 (handle_pragma_option): New function to support #pragma GCC option
8226 to change target options.
8227 (optimize_stack): New static vector to remember the current
8228 #pragma GCC optimize stack.
8229 (handle_pragma_optimize): New function to support #pragma GCC
8230 optimize to change optimization options.
8231 (init_pragma): Add support for #pragma GCC optimize and #pragma
8234 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8235 optimization options.
8236 (TARGET_OPTION_NODE): New tree code for remembering certain target
8239 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8240 TARGET_OPTION_NODE trees.
8242 * common.opt (-O): Add Optimization flag.
8244 (-fmath-errno): Ditto.
8245 (-falign-functions): Add UInteger flag to make sure flag gets full
8246 int in cl_optimization structure.
8247 (-falign-jumps): Ditto.
8248 (-falign-labels): Ditto.
8249 (-falign-loops): Ditto.
8250 (-fsched-stalled-insns): Ditto.
8251 (-fsched-stalled-insns-dep): Ditto.
8253 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8255 (TARGET_OPTION_SAVE): Ditto.
8256 (TARGET_OPTION_RESTORE): Ditto.
8257 (TARGET_OPTION_PRINT): Ditto.
8258 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8259 (TARGET_CAN_INLINE_P): Ditto.
8260 (TARGET_INITIALIZER): Add new hooks.
8262 * tree-inline.c (tree_can_inline_p): New function to determine
8263 whether one function can inline another. Check if the functions
8264 use compatible optimization options, and also call the backend
8267 * tree-inline.h (tree_can_inline_p): Add declaration.
8269 * c-common.c (c_common_attribute): Add support for option and
8270 optimize attributes.
8271 (handle_option_attribute): Add support for the option attribute to
8272 allow the user to specify different target options for compiling a
8274 (handle_optimize_attribute): Add support for the optimize
8275 attribute to allow the user to specify different optimization
8276 options for compiling a specific function.
8277 (handle_hot_attribute): Turn on -O3 optimization for this one
8278 function if it isn't the default optimization level.
8279 (handle_cold_attribute): Turn on -Os optimization for this one
8280 function if it insn't the default optimization.
8281 (const_char_p): New const char * typedef.
8282 (optimize_args): New static vector to remember the optimization
8284 (parse_optimize_options): New function to set up the optimization
8285 arguments from either the optimize attribute or #pragma GCC optimize.
8287 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8288 (builtin_define_std): Ditto.
8290 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8291 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8292 (x86_64-*-*): Ditto.
8294 * Makefile.in (TREE_H): Add options.h.
8295 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8297 * doc/extend.texi (option attribute): Document new attribute.
8298 (optimize attribute): Ditto.
8299 (hot attribute): Document hot attribute sets -O3.
8300 (cold attribute): Document cold attribute sets -Os.
8301 (#pragma GCC option): Document new pragma.
8302 (#pragma GCC optimize): Ditto.
8304 * doc/options.texi (TargetSave): Document TargetSave syntax.
8305 (UInteger): Document UInteger must be used for certain flags.
8306 (Save): Document Save option to create target specific options
8307 that can be saved/restored on a function specific context.
8309 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8310 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8312 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8313 (TARGET_OPTION_SAVE): Ditto.
8314 (TARGET_OPTION_RESTORE): Ditto.
8315 (TARGET_OPTION_PRINT): Ditto.
8316 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8317 (TARGET_CAN_INLINE_P): Ditto.
8319 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8321 (-mfpmath=both): Ditto.
8323 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8324 Karthik Kumar <karthikkumar@gmail.com>
8326 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8327 (TARGET_POPCNT): Ditto.
8328 (TARGET_SAHF): Ditto.
8329 (TARGET_AES): Ditto.
8330 (TARGET_PCLMUL): Ditto.
8331 (TARGET_CMPXCHG16B): Ditto.
8332 (TARGET_RECIP): Move switch into target_flags.
8333 (TARGET_FUSED_MADD): Ditto.
8334 (ix86_arch_features): Make an unsigned char type.
8335 (ix86_tune_features): Ditto.
8336 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8337 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8338 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8340 * config/i386/i386.opt (arch): New TargetSave field to define
8341 fields that need to be saved for function specific option support.
8344 (branch_cost): Ditto.
8345 (ix86_isa_flags_explicit): Ditto.
8346 (tune_defaulted): Ditto.
8347 (arch_specified): Ditto.
8348 (-m128-long-double): Add Save flag to save option for target
8349 specific option support.
8351 (-maccumulate-outgoing-args): Ditto.
8352 (-malign-double): Ditto.
8353 (-malign-stringops): Ditto.
8354 (-mfancy-math-387): Ditto.
8355 (-mhard-float): Ditto.
8357 (-minline-all-stringops): Ditto.
8358 (-minline-stringops-dynamically): Ditto.
8359 (-mms-bitfields): Ditto.
8360 (-mno-align-stringops): Ditto.
8361 (-mno-fancy-math-387): Ditto.
8362 (-mno-push-args): Ditto.
8363 (-mno-red-zone): Ditto.
8364 (-mpush-args): Ditto.
8365 (-mred-zone): Ditto.
8367 (-msseregparm): Ditto.
8368 (-mstack-arg-probe): Ditto.
8383 (-mrecip): Move flag into target_flags.
8385 (-mno-fused-madd): Ditto.
8386 (-mfused-madd): Ditto.
8387 (-mabm): Move flag into ix86_isa_flags.
8394 * config/i386/i386-c.c: New file for #pragma support.
8395 (ix86_target_macros_internal): New function to #define or #undef
8396 target macros based when the user uses the #pragma GCC option to
8397 change target options.
8398 (ix86_pragma_option_parse): New function to add #pragma GCC option
8400 (ix86_target_macros): Move defining the target macros here from
8401 TARGET_CPU_CPP_BUILTINS in i386.h.
8402 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8403 defined, initialize any subtarget #pragmas.
8405 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8406 REGISTER_TARGET_PRAGMAS.
8408 * config/i386/t-i386: New file for x86 dependencies.
8409 (i386.o): Make dependencies mirror the include files used.
8410 (i386-c.o): New file, add dependencies.
8412 * config/i386/i386-protos.h (override_options): Add bool argument.
8413 (ix86_valid_option_attribute_tree): Add declaration.
8414 (ix86_target_macros): Ditto.
8415 (ix86_register_macros): Ditto.
8417 * config/i386/i386.c (ix86_tune_features): Move initialization of
8418 the target masks to initial_ix86_tune_features to allow functions
8419 to have different target options. Make type unsigned char,
8420 instead of unsigned int.
8421 (initial_ix86_tune_features): New static vector to hold processor
8422 masks for the tune variables.
8423 (ix86_arch_features): Move initialization of the target masks to
8424 initial_ix86_arch_features to allow functions to have different
8425 target options. Make type unsigned char, instead of unsigned int.
8426 (initial_ix86_arch_features): New static vector to hold processor
8427 masks for the arch variables.
8428 (enum ix86_function_specific_strings): New enum to describe the
8429 string options used for attribute((option(...))).
8430 (ix86_target_string): New function to return a string that
8431 describes the target options.
8432 (ix86_debug_options): New function to print the current options in
8434 (ix86_function_specific_save): New function hook to save the
8435 function specific global variables in the cl_target_option structure.
8436 (ix86_function_specific_restore): New function hook to restore the
8437 function specific variables from the cl_target_option structure to
8438 the global variables.
8439 (ix86_function_specific_print): New function hook to print the
8440 target specific options in the cl_target_option structure.
8441 (ix86_valid_option_attribute_p): New function hook to validate
8442 attribute((option(...))) arguments.
8443 (ix86_valid_option_attribute_tree): New function that is common
8444 code between attribute((option(...))) and #pragma GCC option
8445 support that parses the options and returns a tree holding the options.
8446 (ix86_valid_option_attribute_inner_p): New helper function for
8447 ix86_valid_option_attribute_tree.
8448 (ix86_can_inline_p): New function hook to decide if one function
8449 can inline another on a target specific basis.
8450 (ix86_set_current_function); New function hook to switch target
8451 options if the user used attribute((option(...))) or #pragma GCC
8453 (ix86_tune_defaulted): Move to static file scope from
8455 (ix86_arch_specified): Ditto.
8456 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8458 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8459 (OPTION_MASK_ISA_ABM_SET): Ditto.
8460 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8461 (OPTION_MASK_ISA_CX16_SET): Ditto.
8462 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8463 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8464 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8465 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8466 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8467 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8468 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8469 (struct ptt): Move to static file scope from override_options.
8470 (processor_target_table): Ditto.
8472 (ix86_handle_option): Add support for options that are now isa options.
8473 (override_options): Add support for declaring functions that
8474 support different target options than were specified on the
8475 command line. Move struct ptt, processor_target_table, cpu_names,
8476 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8477 Add bool argument. Fix up error messages so the appropriate error
8478 is given for either command line or attribute.
8479 (ix86_previous_fndecl): New static to remember previous function
8480 declaration to see if we need to change target options.
8481 (ix86_builtins_isa): New array to record the ISA of each builtin
8483 (def_builtin): Always create the builtin function, even if the
8484 current ISA doesn't support it.
8485 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8486 tests for those builtins.
8487 (ix86_init_builtins): Remove TARGET_MMX test for calling
8488 ix86_init_mmx_sse_builtins.
8489 (ix86_expand_builtin): If the current ISA doesn't support a given
8490 builtin, signal an error.
8491 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8492 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8493 (TARGET_OPTION_SAVE): Ditto.
8494 (TARGET_OPTION_RESTORE): Ditto.
8495 (TARGET_OPTION_PRINT): Ditto.
8496 (TARGET_CAN_INLINE_P): Ditto.
8498 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8500 * c-typeck.c (build_external_ref): Don't call assemble_external.
8501 * final.c (output_operand): Call assemble_external.
8503 2008-07-21 DJ Delorie <dj@redhat.com>
8505 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8506 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8508 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8510 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8511 original insn and splitter contents into ...
8512 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8513 flag_unsafe_math_optimizations. Add dummy scratch register.
8514 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8515 !flag_unsafe_math_optimizations. Returns number with next
8516 highest magnitude if this is still less or equal to the true
8517 quotient in magnitude.
8519 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8521 * Makefile.in: Replace toplev.h with TOPLEV_H.
8522 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8523 * c-lex.c (fe_file_change): Don't set in_system_header.
8524 * c-parser.c (c_token): Remove in_system_header.
8525 (c_lex_one_token): Don't set in_system_header.
8526 (c_parser_set_source_position_from_token): Don't set in_system_header.
8527 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8530 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8531 * flags.h (in_system_header): Remove.
8532 * function.c (saved_in_system_header): Remove.
8533 (push_cfun): Don't set in_system_header.
8534 (pop_cfun): Don't set in_system_header.
8535 (push_struct_function): Don't set in_system_header.
8536 * input.h (expanded_location): Add sysp.
8537 (in_system_header_at): New.
8538 (in_system_header): New.
8539 * toplev.c (in_system_header): Remove.
8540 * toplev.h: Include input.h
8542 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8543 * tree-ssa.c (warn_uninit): Call warning_at.
8544 (warn_uninitialized_var): Update calls to warn_uninit.
8545 (warn_uninitialized_phi): Update calls to warn_uninit.
8546 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8547 (expand_location): Initialize xloc.sysp.
8548 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8549 (tree_decl_with_vis): Remove in_system_header_flag.
8551 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8554 * recog.c (asm_operand_ok): Change the order of the extra
8555 memory constraint checks.
8557 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8560 * tree-switch-conversion.c (build_one_array): Call
8561 varpool_mark_needed_node and varpool_finalize_decl
8562 instead of assemble_variable.
8564 2008-07-19 Jan Hubicka <jh@suse.cz>
8566 * cgraph.c (cgraph_add_new_function): Do early local passes.
8567 * tree-nrv.c (gate_pass_return_slot): New gate.
8568 (pass_nrv): Add the gate.
8569 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8571 (coalesce_ssa_name): Coalesce SSA names.
8572 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8573 not optimizing so unused user vars remains visible.
8574 * common.opt (flag_tree_ter): Always enable by default.
8575 * tree-ssa-ter.c: Include flags.h
8576 (is_replaceable_p): Check that locations match; when aliasing
8577 is missing be conservative about loads.
8578 * tree-optimize.c (gate_init_datastructures): Remove.
8579 (pass_init_datastructures): New.
8580 * passes.c: Reorder passes so we always go into SSA.
8582 2008-07-19 Jan Hubicka <jh@suse.cz>
8584 * doc/extend.texi (flatten attribute): Remove note about
8586 * doc/invoke.texi (--combine): Likewise.
8587 (-finline-functions-called-once): Update levels when enabled.
8588 (-funit-at-a-time): Document new behaviour.
8589 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8590 -fno-section-anchors when disabled explicitly.
8591 (inline params): They are not ignored now.
8592 (precompiled headers): Remove unit-at-a-time as being incompatible.
8593 * opts.c (decode_options): Handle unit-at-a-time as alias;
8594 imply -fno-section-anchors when toplevel reorder is disabled
8596 * common.opt (ftoplevel-reorder): Set default value to 2.
8597 (funit-at-a-time): Set default value to 1.
8598 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8601 2008-07-19 Jan Hubicka <jh@suse.cz>
8603 * builtins.c (expand_builtin_int_roundingfn,
8604 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8607 2008-07-19 Richard Guenther <rguenther@suse.de>
8610 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8611 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8612 * tree-ssa-pre.c (get_expr_value_id): For newly created
8613 constant value-ids make sure to add the expression to its
8616 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8619 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8620 return value of the builtin is ignored.
8622 2008-07-19 Olivier Hainque <hainque@adacore.com>
8624 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8625 bits, a C conformant malloc implementation has to provide.
8626 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8628 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8632 * reload.c (find_reloads_subreg_address): Only reload address if
8633 reloaded == 0, not for reloaded != 1.
8636 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8637 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8638 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8639 m32c_legitimize_reload_address.
8641 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8642 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8643 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8645 2008-07-19 Olivier Hainque <hainque@adacore.com>
8647 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8648 argument, saying whether nested array are to be collapsed
8649 into a single array type DIE with multiple subscripts.
8650 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8651 issues, centralize the nested array types collapsing control and
8652 disable the transformation for Ada.
8654 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8657 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8659 (x86_64_shift_adj_2): New expander.
8660 (x86_64_shift_adj_3): Ditto.
8661 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8662 to split TImode operands.
8663 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8664 (ix86_split_lshr): Ditto.
8666 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8668 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8669 and __CHAR32_TYPE__.
8670 * c-typeck.c (digest_init): Support char16_t and char32_t.
8671 (set_nonincremental_init_from_string): Idem.
8673 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8676 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8677 PREFERRED_STACK_BOUNDARY.
8678 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8680 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8683 * function.c (locate_and_pad_parm): Cap boundary earlier.
8685 2008-07-17 Julian Brown <julian@codesourcery.com>
8687 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8688 no-op for targets which don't use DLLs.
8690 2008-07-17 Martin Jambor <mjambor@suse.cz>
8692 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8693 that nodes are relevant by examining the node->analyzed flag.
8694 (ipcp_init_stage): Check which nodes are relevant, assert that the
8695 relevant ones are also required.
8696 (ipcp_propagate_stage): Check on the side arrays are properly
8698 (ipcp_print_all_jump_functions): Make sure not to touch any node
8699 that is not analyzed or an edge that does not have a corresponding
8700 entry in the on-the-side vectors.
8701 (ipcp_function_scale_print): Likewise.
8702 (ipcp_update_callgraph): Check that the node is relevant.
8703 (ipcp_insert_stage): Check that the node is relevant. Check there is
8704 an info for every node and edge.
8705 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8706 (ipa_print_all_tree_maps): Likewise and a new variable info.
8707 (ipa_print_all_params_modified): Likewise.
8708 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8710 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8713 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8715 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8717 PR rtl-optimization/36753
8718 * fwprop.c (use_killed_between): Don't shortcut
8719 single-definition global registers.
8721 2008-07-16 Jan Hubicka <jh@suse.cz>
8723 * cgraph.h (varpool_empty_needed_queue): Declare.
8724 * cgraphunit.c (output_in_order): Mark all variables as needed;
8726 * varpool.c (varpool_assemble_node): Update debug queue.
8727 (varpool_assemble_pending_decls): Don't do it here.
8728 (varpool_empty_needed_queue): New function.
8730 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8732 * recog.c (peephole2_optimize): Fix formatting.
8734 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8736 * c-pch.c (get_ident): Avoid C++ keywords.
8737 * combine-stack-adj.c (single_set_for_csa): Likewise.
8738 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8739 output_asm_insn): Likewise.
8740 * reload.c (push_secondary_reload, find_reusable_reload,
8741 push_reload, combine_reloads, find_reloads,
8742 debug_reload_to_stream): Likewise.
8743 * reload.h (struct reload): Likewise.
8744 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8745 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8746 emit_output_reload_insns): Likewise.
8747 * targhooks.c (default_secondary_reload): Likewise.
8748 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8750 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8752 * recog.c (validate_change_1, validate_change,
8753 validate_unshare_change, validate_replace_rtx_1, struct
8754 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8756 * reload.c (push_secondary_reload, secondary_reload_class,
8757 scratch_reload_class, find_valid_class, find_reusable_reload,
8758 push_reload, find_dummy_reload, find_reloads_address_1,
8759 find_reloads_address_part, find_equiv_reg): Likewise.
8760 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8761 choose_reload_regs): Likewise.
8762 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8764 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8765 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8766 * sched-rgn.c (concat_INSN_LIST): Likewise.
8767 * stor-layout.c (mode_for_size, mode_for_size_tree,
8768 smallest_mode_for_size): Likewise.
8770 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8772 * cfg.c (dump_reg_info): Avoid C++ keywords.
8773 * dwarf2asm.c (dw2_force_const_mem,
8774 dw2_asm_output_encoded_addr_rtx): Likewise.
8775 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8776 * expmed.c (expand_shift): Likewise.
8777 * global.c (find_reg): Likewise.
8778 * graph.c (draw_edge): Likewise.
8779 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8780 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8781 widen_clz, widen_bswap, expand_parity, expand_unop,
8782 emit_cmp_and_jump_insn_1): Likewise.
8783 * postreload.c (reload_cse_simplify_operands): Likewise.
8784 * ra.h (add_neighbor): Likewise.
8785 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8786 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8787 record_reg_classes, copy_cost, record_address_regs,
8788 invalid_mode_change_p): Likewise.
8789 * regrename.c (regrename_optimize, scan_rtx_reg,
8790 dump_def_use_chain, find_oldest_value_reg,
8791 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8793 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8795 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8796 MASK_POWERPC64 for power4 in previous commit.
8798 2008-07-16 Olivier Hainque <hainque@adacore.com>
8800 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8801 instead of bare conversion to cast const-ness away.
8803 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8805 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8806 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8807 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8808 (TARGET_FUNCTION_VALUE): Define.
8810 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8812 * config/rs6000/rs6000.c (processor_target_table): Add
8813 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8815 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8818 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8819 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8820 m32c_legitimize_reload_address.
8822 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8824 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8825 DECL_IN_SYSTEM_HEADER in sync.
8827 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8829 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8830 * tree-ssa-pre.c (pre_expr_eq): Ditto
8831 (get_constant_for_value_id): Take a type as an argument.
8832 (fully_constant_expression): Pass in type.
8833 (find_or_generate_expression): Short circuit constant case.
8834 (create_expression_by_pieces): Remove special casing of
8836 (do_regular_insertion): Short circuit constant case.
8837 (do_partial_partial_insertion): Ditto.
8839 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8842 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8844 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8846 * config/xtensa/libgcc-xtensa.ver: New file.
8847 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8849 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8851 * df-problems.c (df_set_note): Avoid C++ keywords.
8852 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8853 * dse.c (record_store, remove_useless_values): Likewise.
8854 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8855 gen_reg_rtx_offset, operand_subword, change_address_1,
8856 change_address, adjust_address_1, offset_address,
8857 widen_memory_access, emit_copy_of_insn_after): Likewise.
8858 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8859 * fwprop.c (should_replace_address, propagate_rtx_1,
8860 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8862 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8863 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8864 * lcm.c (compute_insert_delete, pre_edge_lcm,
8865 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8866 * lower-subreg.c (resolve_reg_notes): Likewise.
8867 * mode-switching.c (optimize_mode_switching): Likewise.
8869 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8871 * bt-load.c (add_btr_def, migrate_btr_def,
8872 branch_target_load_optimize): Avoid C++ keywords.
8873 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8875 * combine.c (subst, simplify_set, make_extraction,
8876 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8877 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8878 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8880 2008-07-15 Richard Guenther <rguenther@suse.de>
8883 * c-common.c (strict_aliasing_warning): Do not warn for
8884 TYPE_REF_CAN_ALIAS_ALL pointers.
8885 (c_common_get_alias_set): may_alias types are not special.
8886 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8887 attribute and set can_ref_all accordingly.
8888 (build_reference_type_for_mode): Likewise.
8889 * doc/extend.texi (may_alias): Clarify.
8891 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8894 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8895 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8897 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8900 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8901 gcc_assert, instead call output_operand_lossage.
8903 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8905 * builtins.c (std_canonical_va_list): Treat structure based
8908 2008-07-15 Ben Elliston <bje@au.ibm.com>
8910 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8912 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8914 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8917 2008-07-14 Jan Hubicka <jh@suse.cz>
8919 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8920 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8921 fix predicates and constraints.
8922 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8923 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8925 2008-07-14 Doug Kwan <dougkwan@google.com>
8927 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8928 additional option file arm/eabi.opt.
8929 * config/arm/eabi.h (File): New configuration file for EABI targets.
8930 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8931 SUBSUBTARGET_EXTRA_SPECS.
8932 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8933 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8934 from STARTFILE_SPEC so that it can be referenced in an override.
8935 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8936 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8937 can be referenced in an override.
8938 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8939 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8940 so that it can be referenced in an override.
8941 (LINK_SPEC): Use BPABI_LINK_SPEC.
8942 * config/arm/eabi.opt (File): New.
8944 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8946 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8947 (FIXED_VALUE_H): New variable.
8948 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8949 input.h, fixed-value.h.
8950 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8951 (BASIC_BLOCK_H): Use $(BITMAP_H).
8952 (FUNCTION_H): Add varray.h.
8953 (IPA_REFERENCE_H): Use $(BITMAP_H).
8954 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8955 (DF_H): Use $(BITMAP_H).
8956 (GGC_H): Add statistics.h.
8958 (INSN_ATTR_H): Use it.
8959 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8961 (SYMTAB_H): Add $(OBSTACK_H).
8962 (CPP_INTERNAL_H): New.
8963 (TREE_DUMP_H): Add tree-pass.h.
8964 (TREE_FLOW_H): Use $(BITMAP_H)
8965 (PRETTY_PRINT_H): Use $(INPUT_H).
8966 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8969 (many object files): Fix lots of header dependencies throughout.
8971 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8973 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8975 (s-gtyp-input): Use them to write tmp-gi.list.
8976 (echo_to_gi.list): Remove.
8978 2008-07-14 Richard Guenther <rguenther@suse.de>
8980 * tree-ssa-sccvn.c (pre_info): Remove.
8981 (switch_to_PRE_table): Likewise.
8982 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
8983 (set_hashtable_value_ids): Do not create value-ids for the
8985 (run_scc_vn): Remove double test. Remove bogus special-case
8986 in value-number printing.
8987 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
8988 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
8990 * tree-flow-inline.h (get_value_handle): Remove.
8991 * tree-flow.h (get_value_handle): Remove.
8993 2008-07-14 Martin Jambor <mjambor@suse.cz>
8995 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
8996 in which we generate arithmetics is not a subrange.
8998 2008-07-14 Martin Jambor <mjambor@suse.cz>
9000 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9002 2008-07-14 Richard Guenther <rguenther@suse.de>
9004 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9006 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9009 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9010 reload for symbol refs moved to r0 with -fPIC.
9011 (legitimize_pic_address): Use the target register as temporary
9013 (emit_symbolic_move): Adjust comment.
9014 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9017 2008-07-14 Ben Elliston <bje@au.ibm.com>
9019 * c-common.h (C_CPP_HASHNODE): New macro.
9020 * coretypes.h (struct cpp_token): Forward declare.
9021 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9022 the context-sensitive keyword method.
9023 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9024 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9025 expand_bool_pixel): New.
9026 (altivec_categorize_keyword): New function.
9027 (init_vector_keywords): New function.
9028 (rs6000_macro_to_expand): Likewise.
9029 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9030 compiling an ISO C dialect.
9032 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9034 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9035 (create_expression_by_pieces): Fix typo.
9036 (do_regular_insertion): Use debug counter here too.
9038 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9041 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9042 CONST_OK_FOR_LETTER_P. All port-local users changed.
9043 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9044 implement Kp matching power-of-two.
9045 (CONSTRAINT_LEN): Define to match.
9046 * config/cris/cris.md: Replace all use of constraint K with Kc.
9047 ("*btst*): Use Kp for operand 0 of last alternative.
9049 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9052 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9055 2008-07-13 Jan Hubicka <jh@suse.cz>
9057 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9060 2008-07-13 Richard Guenther <rguenther@suse.de>
9063 * langhooks.c (lhd_print_error_function): Deal with recursive
9066 2008-07-12 Jan Hubicka <jh@suse.cz>
9068 * cgraph.c (assembler_name_hash): New static var.
9069 (hash_node_by_assembler_name, eq_assembler_name): New.
9070 (cgraph_node_for_asm): Use hashtable.
9071 (cgraph_remove_node): Maintain hashtable.
9072 (change_decl_assembler_name): Sanity check that names are not changing
9073 after aliasing was processed.
9074 * cgraph.h (varpoon_node): Add next GGC marker.
9075 * tree.c (decl_assembler_name_equal): Constify.
9076 (decl_assembler_name_hash): New.
9077 * tree.h (decl_assembler_name_equal): Constify.
9078 (decl_assembler_name_hash): Update.
9080 2008-07-12 David Daney <ddaney@avtrex.com>
9082 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9085 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9087 * doc/md.texi: Document the MIPS "v" constraint.
9088 * config/mips/mips.h (reg_class): Revert last change.
9089 (REG_CLASS_NAMES): Likewise.
9090 (REG_CLASS_CONTENTS): Likewise.
9091 * config/mips/mips.c (mips_regno_to_class): Likewise.
9092 * config/mips/constraints.md (v): Likewise, but add documentation.
9093 Add a comment to say that this constraint should not be used in
9096 2008-07-11 DJ Delorie <dj@redhat.com>
9098 * config/h8300/h8300.md (length): Fix branch offset limit.
9100 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9102 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9103 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9104 (avr_hard_regno_scratch_ok): New function.
9105 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9106 * config/avr/avr.md (all peepholes that request a scratch register):
9107 Remove avr_peep2_scratch_safe use.
9109 2008-07-11 Tom Tromey <tromey@redhat.com>
9110 Ian Lance Taylor <iant@google.com>
9112 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9113 (struct c_common_resword): Define.
9114 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9115 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9116 (c_common_reswords, num_c_common_reswords): Declare.
9117 * c-common.c (c_common_reswords): New global const array.
9118 (num_c_common_reswords): New const int.
9119 * c-parser.c (struct resword, reswords): Don't define.
9120 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9121 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9122 than reswords. If warning about C++ keywords, give them a special
9124 (c_lex_one_token): Warn about C++ keywords. Call
9125 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9126 (c_parser_external_declaration): Look for RID_xxx rather than
9127 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9128 (c_parser_statement_after_labels): Likewise.
9129 (c_parser_objc_class_instance_variables): Likewise.
9130 (c_parser_objc_class_declaration): Likewise.
9131 (c_parser_objc_try_catch_statement): Likewise.
9132 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9133 (declspecs_add_type): Likewise.
9135 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9137 * ggc-page.c (alloc_page):
9138 Substituting xmalloc, xcalloc with
9139 XNEWVEC and XCNEWVAR macros which add the
9142 2008-07-11 Richard Guenther <rguenther@suse.de>
9144 PR tree-optimization/36765
9145 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9146 aliases from HEAP vars to SMTs.
9148 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9150 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9151 * configure.ac (loose_warn): Move -Wc++-compat from here...
9152 (strict_warn): ...to here.
9153 * configure: Regenerate.
9155 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9157 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9158 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9159 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9160 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9161 excluding more specific h8300-*-* and sh-*-* targets.
9163 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9165 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9167 (execute_pre): Call loop_optimizer_finalize in early exit.
9169 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9172 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9173 uids in the bitmap, not just VAR_DECL uids.
9175 PR rtl-optimization/36419
9176 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9177 (combine_stack_adjustments_for_block): Call it if needed. Delete
9179 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9180 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9181 prologue sp adjustment.
9183 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9186 * opts.c (print_ignored_options): Report postponed diagnostics for
9187 unknown -Wno-* options as warnings, not errors.
9188 (postpone_unknown_option_error): Renamed to...
9189 (postpone_unknown_option_warning): ... this.
9191 2008-07-09 Doug Kwan <dougkwan@google.com>
9194 2008-07-08 Doug Kwan <dougkwan@google.com>
9196 * config/arm/arm.opt (mandroid): New option.
9197 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9198 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9200 (CC1PLUS_SPEC): Same.
9202 (STARTFILE_SPEC): Same.
9203 (ENDFILE_SPEC): Same.
9204 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9207 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9210 * config/mips/mips.h (reg_class): Remove V1_REG.
9211 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9212 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9214 (mips_get_tp): New function.
9215 (mips_legitimize_tls_address): Use it.
9216 * config/mips/constraints.md (v): Delete.
9217 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9218 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9219 After reload, split into a move and ...
9220 (*tls_get_tp_<mode>_split): ...this new instruction.
9222 2008-07-09 David Daney <ddaney@avtrex.com>
9224 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9226 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9228 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9229 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9231 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9232 htab_delete should be called. Don't free c.
9233 (lookup_tmp_var): Create temp_htab lazily.
9234 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9235 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9237 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9238 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9239 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9240 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9241 * tree-sra.c (generate_element_init): Likewise.
9242 * tree-mudflap.c (execute_mudflap_function_ops,
9243 execute_mudflap_function_decls): Likewise.
9244 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9245 * tree-gimple.h (struct gimplify_ctx): New type.
9246 (push_gimplify_context): Adjust prototype.
9248 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9250 * tree-ssa-pre.c (phi_translate_1): Update placement of
9253 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9255 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9256 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9257 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9258 * targhooks.c (default_hard_regno_scratch_ok): New function.
9259 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9260 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9261 * recog.c: Include "target.h".
9262 (peep2_find_free_register): Add check for global regs. Add target
9264 * Makefile.in (recog.o): Depend on target.h.
9266 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9268 * config/sh/sh.c (sh_canonical_va_list_type): New.
9269 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9271 2008-07-09 Raksit Ashok <raksit@google.com>
9273 * doc/invoke.texi (Option Summary): Mention new option
9274 -Wdisallowed-function-list=...
9275 (Warning Options): Document -Wdisallowed-function-list=...
9276 * common.opt (Wdisallowed-function-list=): New flag.
9277 * flags.h (warn_disallowed_functions): External definition of new
9278 boolean warning flag.
9279 (warn_if_disallowed_function_p): Declare new function.
9280 * opts.c (warning_disallowed_functions): New static variable.
9281 (warn_disallowed_functions): New boolean warning flag.
9282 (warn_if_disallowed_function_p): New function.
9283 (add_comma_separated_to_vector): Rename
9284 add_instrument_functions_exclude_list to this.
9285 (common_handle_option): Handle new option. Rename calls to
9286 add_instrument_functions_exclude_list into calls to
9287 add_comma_separated_to_vector.
9288 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9289 based on flag warn_disallowed_functions.
9291 2008-07-09 Christian Bruel <christian.bruel@st.com>
9293 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9294 instead of get_attr_length.
9296 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9298 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9300 * genemit.c (gen_insn): Likewise.
9301 * gengtype.c (note_def_vec): Likewise.
9302 * gengtype.h (note_def_vec): Likewise.
9303 * genoutput.c (struct data, output_insn_data, process_template,
9304 gen_expand, gen_split, note_constraint): Likewise.
9305 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9306 make_insn_sequence): Likewise.
9307 * gensupport.c (record_insn_name): Likewise.
9309 2008-07-08 Doug Kwan <dougkwan@google.com>
9311 * config/arm/arm.opt (mandroid): New option.
9312 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9313 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9315 (CC1PLUS_SPEC): Same.
9317 (STARTFILE_SPEC): Same.
9318 (ENDFILE_SPEC): Same.
9319 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9322 2008-07-08 Raksit Ashok <raksit@google.com>
9324 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9325 (set_storage_via_setmem): Fix expected_align parameter.
9326 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9327 missing from the list.
9328 * doc/md.texi (movmem): Explicitly state that expected alignment is
9329 to be expressed in bytes.
9330 (setmem): Explicitly state that expected alignment is to be expressed
9333 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9335 * reload.c (find_reloads_subreg_address): Do not require validity
9336 of address in original mode before reloading address.
9338 2008-07-07 Tianwei Sheng <tianweis@google.com>
9340 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9341 bounds array access.
9343 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9345 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9347 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9349 Fix PR tree-optimization/23455
9350 Fix PR tree-optimization/35286
9351 Fix PR tree-optimization/35287
9352 * Makefile.in (OBJS-common): Remove tree-vn.o.
9353 (tree-vn.o): Remove.
9354 * dbgcnt.def: Add treepre_insert debug counter.
9355 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9356 (debug_value_expressions): Ditto.
9357 (print_value_expressions): Ditto.
9358 * tree-pretty-print.c (dump_generic_node): Updated for
9359 VALUE_HANDLE removal.
9360 * tree-ssa-dom.c (record_equality): Ditto.
9361 (cprop_operand): Ditto.
9362 (lookup_avail_expr): Ditto.
9363 * tree-ssa-threadedge.c
9364 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9365 (simplify_control_stmt_condition): Ditto.
9366 * tree.c (tree_code_size): Ditto.
9367 (tree_node_structure): Ditto.
9368 (iterative_hash_expr): Ditto.
9370 * tree.h (VALUE_HANDLE_ID): Ditto.
9371 (VALUE_HANDLE_EXPR_SET): Ditto.
9372 (struct tree_value_handle): Ditto.
9373 (union tree_node): Ditto.
9374 * treestruct.def: Ditto.
9375 * tree-vn.c: Removed.
9376 * tree-ssa-pre.c: Rewritten entirely.
9377 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9378 (constant_value_ids): Ditto.
9379 (vn_nary_op_t): Moved to header.
9381 (vn_reference_op_t): Ditto
9382 (vn_reference_t): Ditto.
9383 (next_value_id): New variable.
9384 (VN_INFO): Add an assert.
9385 (vn_constant_eq): New function.
9386 (vn_constant_hash): Ditto.
9387 (get_or_alloc_constant_value_id): Ditto.
9388 (value_id_constant_p): Ditto.
9389 (vn_reference_compute_hash): De-staticify.
9390 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9391 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9392 (valueize_refs): Update opcode if it changes from ssa name to constant.
9393 (vn_reference_lookup_1): Add new argument.
9394 (vn_reference_lookup): Ditto.
9395 (vn_reference_lookup_pieces): New function.
9396 (vn_reference_insert): Add return type. Modify to deal with value ids.
9397 (vn_reference_insert_pieces): New function.
9398 (vn_nary_op_compute_hash): De-staticify.
9399 (vn_nary_op_eq): Ditto.
9400 (vn_nary_op_lookup_pieces): New function.
9401 (vn_nary_op_lookup): Add new argument.
9402 (vn_nary_op_insert_pieces): New function.
9403 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9404 (vn_phi_insert): Ditto.
9405 (visit_unary_op): Update for callee changes.
9406 (visit_binary_op): Ditto.
9407 (visit_reference_op_load): Ditto.
9408 (visit_reference_op_store): Ditto.
9409 (init_scc_vn): Init next_value_id, constant_to_value_id and
9411 (free_scc_vn): Free them.
9412 (set_hashtable_value_ids): New function.
9413 (run_scc_vn): Use it.
9414 (get_max_value_id): New function.
9415 (get_next_value_id): Ditto.
9416 (expressions_equal_p): Moved from tree-vn.c
9417 (sort_vuses): Ditto.
9418 (sort_vuses_heap): Ditto.
9419 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9421 * tree.c (iterative_hash_hashval_t): Made non-static
9422 * tree.h (iterative_hash_hashval_t): Declare it.
9424 2008-07-08 Martin Jambor <mjambor@suse.cz>
9426 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9427 instead of ipa_create_node_params.
9428 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9429 ipa_check_create_edge_args, free them with
9430 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9432 * ipa-prop.c: Include flags.h and tree-inline.h.
9433 (ipa_node_params_vector): New variable.
9434 (ipa_edge_args_vector): New variable.
9435 (edge_removal_hook_holder): New variable.
9436 (node_removal_hook_holder): New variable.
9437 (edge_duplication_hook_holder): New variable.
9438 (node_duplication_hook_holder): New variable.
9439 (ipa_detect_param_modifications): Check for presence of modified flags.
9440 (ipa_compute_jump_functions): Check for presence of jump functions.
9441 (ipa_free_edge_args_substructures): New function.
9442 (ipa_create_node_params): Removed.
9443 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9444 (ipa_free_node_params_substructures): New function.
9445 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9447 (ipa_edge_removal_hook): New function.
9448 (ipa_node_removal_hook): New function.
9449 (duplicate_array): New function.
9450 (ipa_edge_duplication_hook): New function.
9451 (ipa_node_duplication_hook): New function.
9452 (ipa_register_cgraph_hooks): New function.
9453 (ipa_unregister_cgraph_hooks): New function.
9454 (free_all_ipa_structures_after_ipa_cp): New function.
9456 * ipa-prop.h: Include vec.h.
9457 (ipa_node_params_t): New typedef with vector types for it.
9458 (ipa_edge_args_t): New typedef with vector types for it.
9459 (IPA_NODE_REF): Changed to access an on-the-side vector.
9460 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9461 (ipa_check_create_node_params): New function.
9462 (ipa_check_create_edge_args): New function.
9464 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9467 2008-07-07 Tom Tromey <tromey@redhat.com>
9469 * configure, config.in: Rebuilt.
9470 * configure.ac: Don't check for scandir or alphasort.
9472 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9474 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9475 types immediately after creating them.
9477 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9479 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9481 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9483 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9484 dump_constraint_graph.
9485 (dump_constraint_edge): New function.
9486 (dump_constraint_graph): New function.
9487 (debug_constraint_graph): New function.
9488 (dump_constraint): Removed useless comparison.
9489 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9490 (dump_constraint_graph): Declare.
9491 (debug_constraint_graph): Declare.
9492 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9494 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9496 * config/i386/i386.c (is_va_list_char_pointer): New.
9497 (ix86_va_start): Replace compare with ms_va_list_type_node
9498 by is_va_list_char_pointer.
9499 (ix86_gimplify_va_arg): Likewise.
9501 2008-07-07 Martin Jambor <mjambor@suse.cz>
9503 * cgraph.c (cgraph_edge_max_uid): New variable.
9504 (struct cgraph_edge_hook_list): New type.
9505 (struct cgraph_node_hook_list): New type.
9506 (struct cgraph_2edge_hook_list): New type.
9507 (struct cgraph_2node_hook_list): New type.
9508 (first_cgraph_edge_removal_hook): New variable.
9509 (first_cgraph_node_removal_hook): New variable.
9510 (first_cgraph_edge_duplicated_hook): New variable.
9511 (first_cgraph_node_duplicated_hook): New variable.
9512 (cgraph_add_edge_removal_hook): New function.
9513 (cgraph_remove_edge_removal_hook): New function.
9514 (cgraph_call_edge_removal_hooks): New function.
9515 (cgraph_add_node_removal_hook): New function.
9516 (cgraph_remove_node_removal_hook): New function.
9517 (cgraph_call_node_removal_hooks): New function.
9518 (cgraph_add_edge_duplication_hook): New function.
9519 (cgraph_remove_edge_duplication_hook): New function.
9520 (cgraph_call_edge_duplication_hooks): New function.
9521 (cgraph_add_node_duplication_hook): New function.
9522 (cgraph_remove_node_duplication_hook): New function.
9523 (cgraph_call_node_duplication_hooks): New function.
9524 (cgraph_create_edge): Assign to edge uid.
9525 (cgraph_remove_edge): Call edge removal hooks.
9526 (cgraph_node_remove_callees): Call edge removal hooks.
9527 (cgraph_node_remove_callers): Call edge removal hooks.
9528 (cgraph_remove_node): Call node removal hooks.
9529 (cgraph_clone_edge): Call edge duplication hooks.
9530 (cgraph_clone_node): Call node duplication hooks.
9532 * cgraph.h (cgraph_edge): New field uid.
9533 (cgraph_edge_hook): New type.
9534 (cgraph_node_hook): New type.
9535 (cgraph_2edge_hook): New type.
9536 (cgraph_2node_hook): New type.
9538 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9540 * config.in: Regenerate.
9542 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9544 * gcc.c (print_sysroot): New.
9545 (option_map, display_help, process_command): Handle the
9546 -print-sysroot option.
9547 (main): Print the sysroot if requested.
9548 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9550 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9553 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9555 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9557 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9558 (assign_parm_setup_block_p): Also check mode of entry_parm.
9560 2008-07-07 Richard Guenther <rguenther@suse.de>
9562 * tree-ssa-structalias.h (set_used_smts): Remove.
9563 * tree-ssa-structalias.c (used_smts): Likewise.
9564 (set_used_smts): Likewise.
9565 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9566 call to set_used_smts.
9568 2008-07-07 Richard Guenther <rguenther@suse.de>
9570 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9571 (new_var_info): Set it to false.
9572 (solution_set_add): Correctly handle pointers outside a var and
9574 (type_safe): Treat variables with is_full_var properly.
9575 (do_sd_constraint): Likewise.
9576 (do_ds_constraint): Likewise.
9577 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9578 (get_constraint_for_ptr_offset): New function.
9579 (get_constraint_for_component_ref): For addresses at least include
9580 the last field of the variable. Handle is_full_vars properly.
9581 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9582 (handle_ptr_arith): Remove.
9583 (find_func_aliases): Simplify assignment handling.
9584 (create_function_info_for): For parameter and result varinfos set
9586 (create_variable_info_for): Set is_full_var flag whenever we
9587 just created a single varinfo for a decl.
9588 (init_alias_vars): Initialize use_field_sensitive from
9589 max-fields-for-field-sensitive parameter.
9591 2008-07-07 Richard Guenther <rguenther@suse.de>
9593 PR tree-optimization/36713
9594 * tree-flow-inline.h (is_call_used): New function.
9595 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9596 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9597 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9599 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9601 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9603 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9605 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9607 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9608 Nathan Sidwell <nathan@codesourcery.com>
9610 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9611 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9613 * config/m68k/t-linux: New.
9614 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9617 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9619 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9620 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9623 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9625 * gcc.c (execute): Fix -Wc++-compat warning.
9627 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9630 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9631 constant for little endian.
9633 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9635 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9636 mips_base_mips16 instead of TARGET_MIPS16.
9637 (mips_base_mips16): Declare.
9638 * config/mips/mips.c (mips_base_mips16): Make global.
9639 (was_mips16_p): Remove GTY marker.
9640 (was_mips16_pch_p): New variable.
9641 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9642 (mips_override_options): Force to non-MIPS16 mode initially.
9643 Do not complain about MIPS16 PIC incompatibilities here.
9644 Only allow -mgpopt if -mexplicit-relocs is in force for
9647 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9649 * configure.ac: Check for caddr_t, define to char * if not defined.
9650 * configure: Regenerate.
9651 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9652 (mmap_gt_pch_use_address): Likewise.
9653 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9655 2008-07-06 Richard Guenther <rguenther@suse.de>
9657 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9658 (new_var_info): Deal with it.
9659 (solution_set_add): Likewise.
9660 (bitpos_of_field): Make signed, fix.
9661 (struct fieldoff): Remove type and decl fields. Make size field
9662 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9664 (fieldoff_compare): Deal with it.
9665 (push_fields_onto_fieldstack): Remove has_union argument, glob
9666 adjacent non-pointer fields together.
9667 (create_function_info_for): Do not set has_union.
9668 (create_variable_info_for): Simplify.
9670 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9672 * config.gcc (extra_headers): Add cross-stdarg.h for target
9673 x86_64-*-* and i?86-*-*.
9674 * config/i386/cross-stdarg.h: New.
9675 * builtins.c (std_fn_abi_va_list): New.
9676 (std_canonical_va_list_type): New.
9677 (stabilize_va_list): Replace va_list_type_node use by
9678 mtarget.canonical_va_list_type.
9679 (gimplify_va_arg_expr): Likewise.
9680 (expand_builtin_va_copy): Replace va_list_type_node use by
9681 mtarget.fn_abi_va_list.
9682 * tree-sra.c (is_va_list_type): New helper.
9683 (decl_can_be_decomposed_p): Replace
9684 va_list_type_node use by is_va_list_type.
9685 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9686 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9687 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9688 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9689 (ix86_enum_va_list): New.
9690 * config/i386/i386.c (sysv_va_list_type_node): New.
9691 (ms_va_list_type_node): New.
9692 (ix86_function_type_abi): Remove sorry.
9693 (ix86_build_builtin_va_list_abi): New.
9694 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9696 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9697 (ix86_init_builtins_va_builtins_abi): New.
9698 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9700 (ix86_handle_abi_attribute): New.
9701 (attribute_spec): Add sysv_abi and ms_abi.
9702 (ix86_fn_abi_va_list): New.
9703 (ix86_canonical_va_list_type): New.
9704 (ix86_enum_va_list): New.
9705 (TARGET_FN_ABI_VA_LIST): New.
9706 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9707 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9708 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9709 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9710 (TARGET_ENUM_VA_LIST): New.
9711 * expr.h (std_fn_abi_va_list): New.
9712 (std_canonical_va_list_type): New.
9713 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9714 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9715 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9716 TARGET_CANONICAL_VA_LIST_TYPE.
9717 * target.h (struct gcc_target): Add fn_abi_va_list hook
9718 and canonical_va_list_type hook.
9720 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9722 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9723 integral and pointer types.
9725 2008-07-04 Roger Sayle <roger@eyesopen.com>
9727 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9728 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9730 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9733 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9735 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9737 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9738 build_gimple_modify_stmt.
9739 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9740 gimple operand. Use fold_build* instead of build*.
9742 2008-07-04 Richard Guenther <rguenther@suse.de>
9744 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9745 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9746 properly to compute the reachability set if we do field-sensitive PTA.
9747 * invoke.texi (max-fields-for-field-sensitive): Document default.
9748 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9749 100 for optimize >= 2.
9751 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9753 * ggc-zone.c (lookup_page_table_if_allocated,
9754 set_page_table_entry, zone_find_object_size, alloc_small_page,
9755 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9756 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9757 -Wc++-compat and/or -Wcast-qual warnings.
9759 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9762 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9763 pic_offset_table_rtx to be marked as used here.
9764 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9765 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9766 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9767 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9770 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9772 * alloc-pool.c (hash_descriptor, eq_descriptor,
9773 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9774 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9776 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9777 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9778 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9779 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9782 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9784 * tree-flow.h (loop_only_exit_p): Declare.
9785 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9786 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9787 the number of iterations if it is constant. Otherwise, if this is the
9788 only possible exit of the loop, use the conservative estimate on the
9789 number of iterations of the entire loop if available.
9791 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9793 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9794 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9795 Add synchronization functions.
9796 * config/sync.c: New file.
9797 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9798 (LIBGCC_SYNC_CFLAGS): Likewise.
9800 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9803 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9804 (*pushtf_sse): New insn pattern.
9805 (pushtf splitters): New splitters.
9807 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9810 * predict.c (build_predict_expr): Use void_type_node for the tree
9811 type, instead of NULL_TREE.
9813 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9815 * config/i386/i386.c (contains_aligned_value_p): Return true
9817 (ix86_data_alignment): Align TCmode to 128bits.
9818 (ix86_local_alignment): Likewise.
9820 2008-07-03 Andrew Haley <aph@redhat.com>
9823 * vec.h (VEC_TA): New.
9824 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9825 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9826 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9827 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9828 (C_COMMON_FIXED_TYPES): Remove first arg.
9829 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9830 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9831 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9832 not to use empty macro arguments.
9834 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9836 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9837 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9838 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9839 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9840 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9841 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9842 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9843 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9844 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9845 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9846 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9847 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9848 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9849 config/rs6000/e500crtres64gpr.asm,
9850 config/rs6000/e500crtres64gprctr.asm,
9851 config/rs6000/e500crtrest32gpr.asm,
9852 config/rs6000/e500crtrest64gpr.asm,
9853 config/rs6000/e500crtresx32gpr.asm,
9854 config/rs6000/e500crtresx64gpr.asm,
9855 config/rs6000/e500crtsav32gpr.asm,
9856 config/rs6000/e500crtsav64gpr.asm,
9857 config/rs6000/e500crtsav64gprctr.asm,
9858 config/rs6000/e500crtsavg32gpr.asm,
9859 config/rs6000/e500crtsavg64gpr.asm,
9860 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9861 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9862 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9863 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9864 config/sparc/sol2-cn.asm: Remove .file directives.
9866 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9868 * resource.c (mark_referenced_resources): Look inside
9869 UNSPEC_VOLATILEs and ASM_INPUTs.
9871 2008-07-02 Ian Lance Taylor <iant@google.com>
9873 * rtlanal.c (add_reg_note): New function.
9874 * rtl.h (add_reg_note): Declare.
9875 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9876 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9877 * builtins.c (expand_builtin_longjmp): Likewise.
9878 (expand_builtin_nonlocal_goto): Likewise.
9879 * calls.c (emit_call_1, expand_call): Likewise.
9880 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9881 * cfglayout.c (fixup_reorder_chain): Likewise.
9882 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9883 (commit_one_edge_insertion): Likewise.
9884 * combine.c (move_deaths, distribute_notes): Likewise.
9885 * df-problems.c (df_set_note): Likewise.
9886 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9887 (set_unique_reg_note): Likewise.
9888 (emit_copy_of_insn_after): Likewise.
9889 * expr.c (expand_expr_real): Likewise.
9890 * gcse.c (add_label_notes): Likewise.
9891 * haifa-sched.c (create_check_block_twin): Likewise.
9892 * jump.c (mark_jump_label_1): Likewise.
9893 * loop-doloop.c (add_test, doloop_modify): Likewise.
9894 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9895 * lower-subreg.c (move_eh_region_note): Likewise.
9896 * optabs.c (emit_libcall_block): Likewise.
9897 * predict.c (predict_insn): Likewise.
9898 (combine_predictions_for_insn): Likewise.
9899 * recog.c (peephole2_optimize): Likewise.
9900 * regmove.c (try_auto_increment): Likewise.
9901 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9902 * reload.c (find_reloads): Likewise.
9903 * reload1.c (fixup_eh_region_note): Likewise.
9904 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9905 * reorg.c (delete_prior_computation): Likewise.
9906 (delete_computation, dbr_schedule): Likewise.
9907 * config/pa/pa.c (legitimize_pic_address): Likewise.
9908 * config/sh/sh.c (sh_reorg): Likewise.
9910 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9913 * config/libgcc-glibc.ver: Add %exclude.
9914 * config/m32r/libgcc-glibc.ver: Likwise.
9915 * config/s390/libgcc-glibc.ver: Likwise.
9916 * config/sh/libgcc-glibc.ver: Likwise.
9917 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9919 * config/i386/libgcc-glibc.ver: New.
9921 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9923 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9925 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9926 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9927 i[34567]86-*-linux*, x86_64-*-linux*. Add
9928 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9929 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9930 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9931 i[34567]86-*-linux*, x86_64-*-linux*.
9933 * libgcc-std.ver: Add empty GCC_4.4.0.
9935 * mkmap-symver.awk: Support multiple versions per symbol.
9937 * config/i386/i386.c (ix86_init_builtins): Always define
9938 __builtin_fabsq and __builtin_copysignq with fallbacks.
9939 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9940 and __builtin_copysignq if SSE2 isn't available.
9942 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9943 (LIBGCC2_TF_CEXT): Likwise.
9946 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9948 * config/i386/sfp-machine.h: Moved to libgcc.
9950 * config/i386/sfp-machine.h: New.
9951 * config/i386/t-linux: Likwise.
9953 * config/i386/t-darwin: Remove softfp_wrap_start and
9955 * config/i386/t-darwin64: Likewise.
9957 * config/i386/t-fprules-softfp64: Renamed to ...
9958 * config/i386/t-fprules-softfp: This.
9960 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9961 and softfp_wrap_end.
9963 2008-07-02 Jason Merrill <jason@redhat.com>
9965 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9967 * tree.c (ctor_to_list): New fn.
9968 * tree.h: Declare it.
9969 (CONSTRUCTOR_ELT): New macro.
9970 (CONSTRUCTOR_NELTS): New macro.
9972 2008-07-02 Richard Guenther <rguenther@suse.de>
9974 * tree-ssa-structalias.c (struct variable_info): Reorder
9975 to fill padding on 64bit hosts. Make collapsed_to an int.
9976 (get_varinfo_fc): Deal with that.
9977 (new_var_info): Likewise.
9978 (collapse_rest_of_var): Likewise.
9980 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9982 * doc/install.texi (--enable-java-home): Document.
9983 (--enable-aot-compile-rpm): Likewise.
9984 (--with-arch-directory): Likewise.
9985 (--with-os-directory): Likewise.
9986 (--with-origin-name): Likewise.
9987 (--with-arch-suffix): Likewise.
9988 (--with-jvm-root-dir): Likewise.
9989 (--with-jvm-jar-dir): Likewise.
9990 (--with-python-dir): Likewise.
9992 2008-07-02 Richard Guenther <rguenther@suse.de>
9994 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
9995 from decls explicitly. Merge operand checking from tuples.
9997 2008-07-02 Martin Jambor <mjambor@suse.cz>
9999 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10001 2008-07-02 Martin Jambor <mjambor@suse.cz>
10003 * tree-switch-conversion.c: Included timevar.h
10004 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10006 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10008 2008-07-02 Martin Jambor <mjambor@suse.cz>
10010 * tree-switch-conversion.c: Corrected various comments and
10012 (build_constructors): Fixed minor formatting mistakes.
10014 * invoke.texi (Optimize Options): Corrected the
10015 switch-conversion-max-branch-ratio parameter.
10017 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10019 * final.c (asm_insn_count): Return zero for an empty asm body.
10021 2008-07-02 Richard Guenther <rguenther@suse.de>
10023 * bitmap.h (bitmap_set_bit): Return bool.
10024 (bitmap_clear_bit): Likewise.
10025 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10026 write to the bitmap if it would.
10027 (bitmap_clear_bit): Likewise.
10028 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10029 bitmap_set_bit return value.
10030 (add_pred_graph_edge): Likewise.
10031 (add_graph_edge): Likewise.
10032 (do_sd_constraint): Likewise.
10033 (do_ds_constraint): Likewise.
10035 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10037 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10038 Fix -Wc++-compat and/or -Wcast-qual warnings.
10039 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10040 gen_regparm_prefix): Likewise.
10041 * vmsdbgout.c (write_modbeg, lookup_filename,
10042 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10044 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10046 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10047 defaults.h definition apply.
10049 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10051 * function.c (assign_parm_remove_parallels): New.
10052 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10054 (assign_parm_setup_block): Do not handle them.
10055 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10056 assign_parm_remove_parallels.
10058 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10060 * c-typeck.c (convert_for_assignment): Use
10061 vector_targets_convertible_p.
10062 * c-common.c (vector_targets_convertible_p): New.
10063 * c-common.h (vector_targets_convertible_p): New prototype.
10064 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10065 opaque_p_V2SI_type_node.
10067 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10069 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10072 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10074 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10075 TFmode constants via two element DImode vector for hosts with
10076 HOST_BITS_PER_WIDE_INT < 64.
10077 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10078 also for HOST_BITS_PER_WIDE_INT < 64.
10080 2008-07-01 Richard Guenther <rguenther@suse.de>
10082 PR tree-optimization/36666
10083 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10084 (get_constraint_exp_from_ssa_var): Split into ...
10085 (get_constraint_exp_for_temp): ... this ...
10086 (get_constraint_for_ssa_var): ... and that.
10087 Return constraint expressions for all touched sub-fields
10088 if the results address is not taken.
10089 (process_constraint): Remove assertion that aggregate
10090 assignments do not happen at this place.
10091 (get_constraint_for_component_ref): Add address_p argument.
10092 Return constraint expressions for all touched sub-fields
10093 if the results address is not taken.
10094 (do_deref): Use get_constraint_exp_for_temp.
10095 (get_constraint_for_1): Rename from ...
10096 (get_constraint_for): ... this. Add the old function as wrapper.
10097 (do_structure_copy): Use get_constraint_for_1.
10099 2008-07-01 Martin Jambor <mjambor@suse.cz>
10101 * Makefile.in (tree-switch-conversion.o): Add.
10102 (OBJS-common): Add tree-swtch-conversion.o.
10103 * passes.c (init_optimization_passes): Add pass_convert_switch.
10104 * tree-pass.h: (pass_convert_switch): Add.
10105 * tree-switch-conversion.c: New file.
10106 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10107 * common.opt (ftree-cswtch): New option.
10108 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10109 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10110 * opts.c (decode_options): Set flag_tree_switch_conversion when
10111 optimization level is >= 2.
10112 * doc/invoke.texi (Optimize Options): Added description of
10113 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10115 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10117 * config/darwin-driver.c (darwin_default_min_version): Fix
10118 -Wc++-compat warnings.
10120 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10122 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10125 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10127 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10129 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10131 PR rtl-optimization/34744
10132 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10133 (df_scan_free_internal): Free data structures not
10134 allocated in storage pools.
10135 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10136 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10137 df_scan_free_mws_vec.
10138 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10141 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10143 * config/i386/i386.c (contains_aligned_value_p): Return true
10145 (ix86_function_arg_boundary): Return its natural boundary
10147 (return_in_memory_32): Don't check TDmode.
10148 (ix86_split_to_parts): Support splitting into 4 parts and
10149 support TFmode for 32bit target.
10150 (ix86_split_long_move): Support splitting into 4 parts.
10151 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10153 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10154 (ix86_init_builtins): Here.
10155 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10156 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10157 'q' and 'w', respectively.
10159 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10161 (movtf_internal): Likewise.
10162 (<code>tf2): Likewise.
10163 (*absnegtf2_sse): Likewise.
10164 (copysign<mode>3): Likewise.
10165 (copysign<mode>3_const): Likewise.
10166 (copysign<mode>3_var): Likewise.
10167 (define_split UNSPEC_COPYSIGN): Likewise.
10168 * config/i386/sse.md (*nandtf3): Likewise.
10169 (<code>tf3): Likewise.
10170 (*<code>tf3): Likewise.
10172 2008-06-30 Joey Ye <joey.ye@intel.com>
10173 H.J. Lu <hongjiu.lu@intel.com>
10175 * global.c (compute_regsets): Set frame_pointer_needed here.
10176 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10178 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10180 * doc/install.texi (specific): Expand Windows build notes.
10182 2008-06-30 Ira Rosen <irar@il.ibm.com>
10184 PR tree-optimization/36648
10185 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10186 number of prolog iterations by step. Fix the comment.
10188 2008-06-30 Richard Guenther <rguenther@suse.de>
10190 PR middle-end/36671
10191 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10192 handle calls from ECF_MALLOC functions.
10193 (handle_pure_call): ECF_MALLOC functions do not return
10195 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10197 2008-06-29 Andreas Schwab <schwab@suse.de>
10199 * config/m68k/m68k.c (print_operand): Always print a float
10201 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10202 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10205 * config/rs6000/x-linux64: Remove never used file.
10207 2008-06-29 Richard Guenther <rguenther@suse.de>
10209 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10211 (struct alias_info): Move ...
10212 * tree-ssa-alias.c: ... here.
10213 (update_alias_info): Declare.
10214 (compute_may_aliases): Call it.
10215 (update_alias_info): New function.
10216 * tree-ssa-structalias.c (update_alias_info): Move ...
10217 * tree-ssa-alias.c (update_alias_info_1): ... here.
10218 * tree-ssa-structalias.c (process_constraint_1): Remove
10219 unused from_call argument. Rename to ...
10220 (process_constraint): ... this. Delete old wrapper.
10221 (make_constraint_to): Adjust callers.
10222 (handle_const_call): Likewise.
10223 (handle_pure_call): Likewise.
10224 (init_base_vars): Likewise.
10225 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10226 (find_func_aliases): We don't need structure copies for
10228 (make_constraint_from_anything): Remove.
10229 (create_variable_info_for): For globals make constraints
10230 from escaped, not from anything.
10231 (compute_points_to_sets): Do not call update_alias_info.
10232 (ipa_pta_execute): Use make_constraint_from.
10234 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10236 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10237 (bitmap.o-warn, dominance.o-warn): New.
10238 * configure.ac (cxx_compat_warn): Delete.
10239 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10240 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10242 * configure: Regenerate.
10244 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10247 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10249 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10250 * df-scan.c (df_notes_rescan): Likewise.
10251 * ggc-page.c (set_page_table_entry): Likewise.
10252 * intl.c (gcc_gettext_width): Likewise.
10253 * varasm.c (get_unnamed_section, get_noswitch_section,
10254 get_section): Likewise.
10256 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10258 * regrename.c (build_def_use): Don't copy RTX.
10260 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10262 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10263 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10264 punctuation. Use @ref instead of @xref.
10265 (Function Names): Remove stray @display/@end display.
10266 (C++ Attributes): Use @ref instead of @xref.
10267 (Deprecated Features): Fix punctuation around @xref.
10268 (Backwards Compatibility): Likewise.
10269 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10271 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10273 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10274 constants for E500 double.
10276 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10278 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10279 element type of const_vector.
10281 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10283 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10284 Remove FLAGS_REG clobber from expander pattern.
10285 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10286 (anddi3, andsi3, andhi3, andqi3): Ditto.
10287 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10288 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10289 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10290 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10291 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10292 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10293 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10294 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10296 2008-06-28 Richard Guenther <rguenther@suse.de>
10298 * tree-ssa-structalias.c (callused_id, var_callused,
10299 callused_tree): Add.
10300 (handle_pure_call): New function.
10301 (find_func_aliases): Call it.
10302 (find_what_p_points_to): Handle the call-used set.
10303 (clobber_what_escaped): Likewise.
10304 (compute_call_used_vars): New function.
10305 (init_base_vars): Init the call-used variable.
10306 (do_sd_constraint): Do not propagate the solution from CALLUSED
10307 but use CALLUSED as a placeholder.
10308 (solve_graph): Likewise.
10309 * tree-flow-inline.h (gimple_call_used_vars): New function.
10310 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10311 (compute_call_used_vars): Declare.
10312 * tree-ssa-alias.c (set_initial_properties): Call
10313 compute_call_used_vars.
10314 (reset_alias_info): Clear call-used variables.
10315 (add_call_clobber_ops): Assert we are not called for const/pure
10316 functions. Remove handling of them.
10317 (add_call_read_ops): Handle pure functions by adding the
10318 call-used set of variables as VUSEs.
10319 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10320 (delete_tree_ssa): Free it.
10321 * tree-dfa.c (remove_referenced_var): Clear the var from the
10324 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10326 * tree.c (build_varargs_function_type_list): New.
10327 (build_function_type_list_1): New.
10328 (build_function_type_list): Use build_function_type_list_1.
10329 * tree.h (build_varargs_function_type_list): New.
10331 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10334 * config/spu/spu.c (spu_builtin_splats): Do not generate
10335 invalid CONST_VECTOR expressions.
10336 (spu_expand_vector_init): Likewise.
10338 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10340 * optabs.c (libfunc_decls): New variable.
10341 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10342 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10343 for the same function twice.
10345 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10347 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10348 ix86_expand_binary_operator directly.
10349 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10351 (*ashrti3_1): Ditto.
10352 (*lshrti3_1): Ditto.
10353 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10354 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10355 using only one splitter. Conditionaly execute splitter before or
10356 after peephole2 pass.
10357 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10358 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10359 Use only one alternative in asm template.
10360 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10362 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10363 "J" operand constraint for operand 2.
10364 (*ashldi3_cconly_rex64): Ditto.
10365 (*ashrdi3_cmp_rex64): Ditto.
10366 (*ashrdi3_cconly_rex64): Ditto.
10367 (*lshrdi3_cmp_rex64): Ditto.
10368 (*lshrdi3_cconly_rex64): Ditto.
10369 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10370 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10371 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10374 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10376 * gimplify.c (omp_is_private): Don't return true if decl is not
10377 already private on #pragma omp for or #pragma omp parallel for.
10380 * tree-cfg.c (struct move_stmt_d): Replace block field with
10381 orig_block and new_block fields.
10382 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10383 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10384 (move_block_to_fn): Replace vars_map and new_label_map arguments
10385 with struct move_stmt_d pointer.
10386 (replace_block_vars_by_duplicates): New function.
10387 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10388 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10389 all subblocks of ORIG_BLOCK to the new function. Call
10390 replace_block_vars_by_duplicates.
10391 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10392 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10393 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10394 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10395 (expand_omp): Temporarily set input_location to the location of
10396 region's controlling stmt.
10397 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10398 BIND_EXPR, push ctx->block_vars and gimplification vars into
10399 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10400 into dest function.
10401 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10402 there are any BLOCK_VARS.
10403 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10404 OMP_PARALLEL or OMP_TASK stmt.
10405 (lower_omp): Save and restore input_location around the lower_omp_1
10408 2008-06-27 Richard Guenther <rguenther@suse.de>
10410 PR tree-optimization/36400
10411 PR tree-optimization/36373
10412 PR tree-optimization/36344
10413 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10414 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10415 (update_alias_info): Remove call clobbering code.
10416 (make_constraint_to): New helper function.
10417 (make_escape_constraint): Likewise.
10418 (handle_rhs_call): Use it on all pointer containing arguments.
10419 Also mark the static chain escaped.
10420 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10421 instead of ANYTHING.
10422 (make_constraint_from): New helper split out from ...
10423 (make_constraint_from_anything): ... here.
10424 (find_func_aliases): Add constraints for escape sites.
10425 (intra_create_variable_infos): Make constraints from NONLOCAL
10427 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10429 (clobber_what_p_points_to): Remove.
10430 (clobber_what_escaped): New function.
10431 (init_base_vars): Init NONLOCAL and ESCAPED.
10432 (do_sd_constraint): Do not propagate the solution from ESCAPED
10433 but use ESCAPED as a placeholder.
10434 (solve_graph): Likewise.
10435 * tree-flow.h (clobber_what_p_points_to): Remove.
10436 (clobber_what_escaped): Declare.
10437 * tree-ssa-alias.c (set_initial_properties): Call it.
10438 Remove code clobbering escaped pointers.
10440 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10442 * function.c (allocate_struct_function): Only allocate a unique
10443 funcdef_no if the decl is nonzero.
10445 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10447 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10448 * config/mips/mips.c (mips_split_const_insns): New function.
10449 * config/mips/mips.md (move_type): New attribute.
10450 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10451 (dword_mode): New attribute.
10452 (type): Avoid long line. Map "move_type"s to "type"s,
10453 choosing "multi" for doubleword moves if appropriate.
10454 Swap MTC/MFC comments to match their declaration order.
10455 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10456 "type" is "branch" or "jal" is "direct".
10457 (length): Handle "extended_mips16" first. Make the default
10458 "0" for "ghost" instructions. Set the length from "move_type".
10459 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10460 of "type", with "sll0" for the register alternative. Remove the
10461 "extended_mips16" attribute.
10462 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10463 of "type", with "shift_shift" for the register alternative.
10464 Remove the "length" attribute.
10465 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10466 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10467 of "type", with "andi" for the register alternative.
10468 (*zero_extendqihi2): Likewise.
10469 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10470 of "andi" instead of a "type" of "arith".
10471 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10473 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10474 (mov_<store>r, *mov<mode>_ra): Likewise.
10475 (extendsidi2): Use "move_type" instead of "type", with "move"
10476 for the register alternative.
10477 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10478 of "type", with "signext" for the register alternative.
10479 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10480 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10481 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10482 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10483 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10484 (unnamed branch insn): Likewise.
10485 (*movdi_gp32_fp64): Fold into...
10486 (*movdi_32bit): ...here.
10487 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10488 (*movdf_hardfloat): ...this new pattern.
10489 (*movdf_softfloat): Remove redundant FPR alternatives.
10490 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10491 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10492 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10493 the "move" attribute.
10494 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10495 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10496 and "store" for COP loads and stores.
10497 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10498 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10499 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10500 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10501 (*movtf_mips16, *movv2sf): Likewise.
10502 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10503 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10504 (mfhc1<mode>): Use "move_type" instead of "move".
10505 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10506 (loadgp_blockage): Remove the "length" attribute.
10507 (blockage, set_got_version, update_got_version): Likewise.
10508 (call_internal): Remove the "extended_mips16" attribute.
10509 (call_value_internal, call_value_multiple_internal): Likewise.
10510 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10512 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10513 the "length" attribute.
10515 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10517 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10518 -Wcast-qual warnings.
10519 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10520 handle_pragma_pop_macro): Likewise.
10521 * collect2.c (resolve_lib_name): Likewise.
10522 * config/arc/arc.c (arc_init): Likewise.
10523 * config/arm/arm.c (neon_builtin_compare,
10524 locate_neon_builtin_icode): Likewise.
10525 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10526 * config/bfin/bfin.c (bfin_init_machine_status,
10527 bfin_optimize_loop): Likewise.
10528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10529 * config/cris/cris.c (cris_init_expanders): Likewise.
10530 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10531 * config/darwin.c (machopic_indirection_eq,
10532 machopic_indirection_name, machopic_output_indirection): Likewise.
10533 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10534 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10535 frv_optimize_membar): Likewise.
10536 * config/i386/cygwin.h (mingw_scan,
10537 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10538 * config/i386/cygwin1.c (mingw_scan): Likewise.
10539 * config/i386/i386.c (machopic_output_stub): Likewise.
10540 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10541 i386_pe_unique_section): Likewise.
10542 * config/ia64/ia64.c (ia64_init_machine_status,
10543 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10545 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10546 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10547 * config/m68k/m68k.c (m68k_handle_option,
10548 m68k_sched_md_init_global): Likewise.
10549 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10550 mcore_unique_section): Likewise.
10551 * config/mips/mips.c (mips_block_move_straight,
10552 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10554 * config/mmix/mmix.c (mmix_init_machine_status,
10555 mmix_encode_section_info): Likewise.
10556 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10557 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10558 print_operand_address, output_toc, redefine_groups,
10559 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10560 * config/s390/s390.c (s390_init_machine_status): Likewise.
10561 * config/score/score.c (score_block_move_straight,
10562 score_block_move_loop_body): Likewise.
10563 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10564 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10565 * emit-rtl.c (find_auto_inc): Likewise.
10566 * gcc.c (translate_options, process_command): Likewise.
10567 * reorg.c (dbr_schedule): Likewise.
10568 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10569 * xcoffout.c (xcoffout_declare_function): Likewise.
10571 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10573 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10574 ipa-pta working again.
10576 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10578 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10581 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10583 * config.gcc (powerpc*-*-*): Add new core e500mc.
10584 * config/rs6000/e500mc.md: New file.
10585 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10587 (rs6000_override_options): Add e500mc case to
10588 processor_target_table. Altivec and Spe options not allowed
10589 with e500mc. Add isel instruction to e500mc by
10590 default. Initialize rs6000_cost for e500mc.
10591 (rs6000_issue_rate): Set issue rate for e500mc.
10592 * config/rs6000/rs6000.h (processor_type): Add
10593 PROCESSOR_PPCE500MC.
10594 (ASM_CPU_SPEC): Add e500mc.
10595 Set TARGET_ISEL to rs6000_isel.
10596 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10597 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10598 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10600 * doc/invoke.texi: Add e500mc to list of cpus.
10602 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10605 * c-lex.c (lex_charconst): Initialize unsignedp.
10607 2008-06-27 Olivier Hainque <hainque@adacore.com>
10609 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10610 documented assumptions.
10612 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10614 * dwarf2out.c: Remove trailing white spaces. Break long line
10617 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10619 * libfuncs.h (LTI_synchronize): New libfunc_index.
10620 (synchronize_libfunc): Declare.
10621 * builtins.c (expand_builtin_synchronize): Consider using
10622 synchronize_libfunc before falling back on an asm blockage.
10623 * config/mips/mips.c: Include libfuncs.h
10624 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10626 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10628 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10629 parameter. Copy stack_reg to r11 where appropriate.
10630 (no_global_regs_above): Add gpr parameter.
10631 (rs6000_stack_info): Only add padding for SPE save area if we
10632 are saving SPE GPRs and CR.
10633 (saveres_routine_syms): New variable.
10634 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10636 (rs6000_savres_routine_sym): New function.
10637 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10639 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10640 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10641 Tweak FPR out-of-line saving.
10642 (rs6000_make_savres_rtx): New function.
10643 (rs6000_use_multiple_p): New function.
10644 (rs6000_savres_strategy): New function.
10645 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10646 out-of-line if appropriate.
10647 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10648 if we are optimizing for size.
10649 (GP_SAVE_INLINE): Define.
10650 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10651 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10652 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10653 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10654 (*save_fpregs_<mode>): Add use of r11.
10655 (*restore_gpregs_<mode>): New insn.
10656 (*return_and_restore_gpregs_<mode>): New insn.
10657 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10659 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10660 (*restore_gpregs_spe): New insn.
10661 (*return_and_restore_gpregs_spe): New insn.
10662 * config/rs6000/predicates.md (save_world_operation): Fix check.
10664 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10666 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10667 this point, so assert that.
10669 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10671 * cfganal.c: Include vec.h and vecprim.h.
10672 (compute_idf): Import from...
10673 * tree-into-ssa (compute_idf): ...here.
10674 * basic-block.h (compute_idf): Export.
10676 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10678 * c-decl.c (merge_decls): Use !current_function_decl to check for
10679 extern declaration of C99 inline function being at file scope.
10681 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10683 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10685 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10687 * alias.c (record_alias_subset, init_alias_analysis): Fix
10688 -Wc++-compat and/or -Wcast-qual warnings.
10689 * attribs.c (lookup_attribute_spec): Likewise.
10690 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10691 copy_bb, connect_traces,
10692 find_rarely_executed_basic_blocks_and_cr): Likewise.
10693 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10694 note_btr_set, migrate_btr_defs): Likewise.
10695 * builtins.c (result_vector, expand_builtin_memcpy,
10696 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10697 builtin_memset_read_str, expand_builtin_printf,
10698 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10700 * caller-save.c (mark_set_regs): Likewise.
10701 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10702 * cgraph.c (cgraph_edge): Likewise.
10703 * combine.c (likely_spilled_retval_1): Likewise.
10704 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10705 htab_counts_entry_del, get_coverage_counts): Likewise.
10706 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10707 new_cselib_val): Likewise.
10708 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10709 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10711 * df-core.c (df_compact_blocks): Likewise.
10712 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10713 * df-scan.c (df_grow_reg_info, df_ref_create,
10714 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10715 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10716 df_record_entry_block_defs, df_record_exit_block_uses,
10717 df_bb_verify): Likewise.
10718 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10719 DF_REF_EXTRACT_MODE_CONST): New.
10720 * dominance.c (get_immediate_dominator, get_dominated_by,
10721 nearest_common_dominator, root_of_dom_tree,
10722 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10723 -Wc++-compat and/or -Wcast-qual warnings.
10724 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10725 record_store, replace_read, check_mem_read_rtx, scan_insn,
10726 dse_step1, dse_record_singleton_alias_set): Likewise.
10727 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10729 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10731 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10732 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10733 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10734 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10735 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10736 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10737 file_name_acquire, output_file_names, add_const_value_attribute,
10738 premark_used_types_helper, file_table_eq, file_table_hash,
10739 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10740 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10741 -Wcast-qual warnings.
10742 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10743 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10744 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10745 gen_reg_rtx, start_sequence, init_emit): Likewise.
10746 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10747 * except.c (init_eh_for_function, gen_eh_region,
10748 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10749 arh_to_landing_pad, arh_to_label, add_action_record,
10750 add_call_site, switch_to_exception_section): Likewise.
10751 * expmed.c (synth_mult): Likewise.
10752 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10753 store_expr): Likewise.
10754 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10756 * function.c (assign_stack_temp_for_type,
10757 allocate_struct_function, match_asm_constraints_1): Likewise.
10758 * gcov-io.c (gcov_allocate): Likewise.
10759 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10760 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10761 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10762 record_one_set, insert_expr_in_table, insert_set_in_table,
10763 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10764 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10765 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10766 -Wcast-qual warnings.
10768 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10770 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10771 -Wcast-qual warnings.
10772 * gcc.c (process_command): Likewise.
10773 * genattrtab.c (oballoc): Use XOBNEW.
10774 (oballocvec): Define.
10775 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10776 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10777 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10778 -Wc++-compat and/or -Wcast-qual warnings.
10779 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10780 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10781 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10782 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10783 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10784 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10785 add_excls, process_presence_absence_names,
10786 process_presence_absence_patterns, add_presence_absence,
10787 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10788 get_free_state, add_arc, get_free_automata_list_el,
10789 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10790 transform_3, cache_presence, create_ainsns, create_automata,
10791 create_state_ainsn_table, dfa_insn_code_enlarge,
10792 output_trans_func, output_min_issue_delay_func,
10793 output_dead_lock_func, output_reset_func,
10794 output_get_cpu_unit_code_func, output_dfa_start_func,
10795 expand_automata): Likewise.
10796 * genextract.c (gen_insn): Likewise.
10797 * gengtype-lex.l: Likewise.
10798 * gengtype.c (read_input_list, adjust_field_type,
10799 process_gc_options): Likewise.
10800 * genoutput.c (note_constraint): Likewise.
10801 * genpreds.c (mangle, add_constraint): Likewise.
10802 * genrecog.c (process_define_predicate, new_decision,
10803 add_to_sequence): Likewise.
10804 * gensupport.c (record_insn_name): Likewise.
10806 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10808 * config/i386/driver-i386.c (detect_caches_amd,
10809 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10810 and/or -Wcast-qual warnings.
10811 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10812 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10813 gt_pch_save): Likewise.
10814 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10815 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10816 * global.c (compute_regsets): Likewise.
10817 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10818 finish_graph_dump_file): Likewise.
10819 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10820 unlink_bb_notes): Likewise.
10821 * integrate.c (get_hard_reg_initial_val): Likewise.
10822 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10823 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10824 * local-alloc.c (update_equiv_regs): Likewise.
10825 * loop-invariant.c (check_invariant_table_size,
10826 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10828 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10829 altered_reg_used, mark_altered): Likewise.
10830 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10831 insert_var_expansion_initialization,
10832 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10833 release_var_copies): Likewise.
10834 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10835 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10836 analyze_accesses_for_phi_node, check_var_notmodified_p,
10837 check_allocation_function, find_sites_in_func,
10838 record_all_accesses_in_func, transform_access_sites,
10839 transform_allocation_sites): Likewise.
10840 * omp-low.c (new_omp_region, create_omp_child_function_name,
10841 check_omp_nesting_restrictions, check_combined_parallel,
10842 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10843 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10844 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10845 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10847 * opts-common.c (prune_options): Likewise.
10848 * opts.c (add_input_filename, print_filtered_help,
10849 get_option_state): Likewise.
10850 * params.c (add_params): Likewise.
10851 * passes.c (set_pass_for_id, next_pass_1,
10852 do_per_function_toporder, pass_fini_dump_file): Likewise.
10853 * postreload.c (reload_cse_simplify_operands): Likewise.
10854 * predict.c (tree_predicted_by_p, tree_predict_edge,
10855 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10857 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10859 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10861 * recog.c (check_asm_operands, validate_change_1): Likewise.
10862 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10863 subst_asm_stack_regs): Likewise.
10864 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10865 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10866 * regmove.c (reg_is_remote_constant_p): Likewise.
10867 * regrename.c (regrename_optimize, scan_rtx_reg,
10868 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10870 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10871 regstat_compute_calls_crossed): Likewise.
10872 * reload1.c (init_reload, new_insn_chain,
10873 has_nonexceptional_receiver, reload, copy_reloads,
10874 calculate_needs_all_insns, init_elim_table): Likewise.
10875 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10876 * rtl.c (shallow_copy_rtx_stat): Likewise.
10877 * rtlanal.c (parms_set): Likewise.
10878 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10879 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10880 * sched-ebb.c (earliest_block_with_similiar_load,
10881 add_deps_for_risky_insns): Likewise.
10882 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10883 schedule_region): Likewise.
10884 * see.c (eq_descriptor_pre_extension,
10885 hash_descriptor_pre_extension, hash_del_pre_extension,
10886 eq_descriptor_properties, hash_descriptor_properties,
10887 hash_del_properties, see_seek_pre_extension_expr,
10888 see_initialize_data_structures, see_print_register_properties,
10889 see_print_pre_extension_expr, see_delete_merged_def_extension,
10890 see_delete_unmerged_def_extension, see_emit_use_extension,
10891 see_pre_delete_extension, see_map_extension, see_commit_changes,
10892 see_analyze_merged_def_local_prop,
10893 see_analyze_merged_def_local_prop,
10894 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10895 see_set_prop_merged_def, see_set_prop_unmerged_def,
10896 see_set_prop_unmerged_use, see_print_one_extension,
10897 see_merge_one_use_extension, see_merge_one_def_extension,
10898 see_store_reference_and_extension, see_update_uses_relevancy,
10899 see_update_defs_relevancy): Likewise.
10900 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10901 hash_statistics_free, curr_statistics_hash): Likewise.
10902 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10903 expand_asm_operands, expand_return, case_bit_test_cmp,
10904 expand_case): Likewise.
10905 * stor-layout.c (start_record_layout): Likewise.
10906 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10907 gt_pch_save_stringpool): Likewise.
10908 * tree-data-ref.c (hash_stmt_vertex_info,
10909 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10910 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10912 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10915 * config/i386/i386.md : Change constraints of HImode and QImode
10916 immediate operands from "i" to "n". Change SImode "ni" constraint to
10917 "i" and SImode "rmi" constraint to "g". Remove all constraints
10918 from const0_operand and const1_operand predicated operands.
10919 (i): Change QImode and HImode attribute from "i" to "n".
10920 (*subqi_2): Change HImode operands to QImode.
10923 2008-06-25 Olivier Hainque <hainque@adacore.com>
10925 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10928 2008-06-25 Richard Guenther <rguenther@suse.de>
10930 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10931 not overflow the result type.
10933 2008-06-25 Richard Guenther <rguenther@suse.de>
10935 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10936 (vn_lookup): Likewise.
10938 2008-06-25 Richard Guenther <rguenther@suse.de>
10940 PR tree-optimization/35518
10941 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10942 * tree-sra.c (instantiate_element): Use fold_build3 to build
10944 (try_instantiate_multiple_fields): Likewise.
10946 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10948 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10951 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10953 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10954 use_backchain_to_restore_sp to true
10955 if the offset of the link register save area would go over the 32k - 1
10956 offset limit of the load
10959 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10961 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10962 anchor for the type-punning blurb. Cross-reference "Structures
10963 unions enumerations and bit-fields implementation". Provide a
10964 cast-through-pointer example. Make final sentence self-contained.
10965 * doc/implement-c.texi (Structures unions enumerations and
10966 bit-fields implementation): Cross-reference the type-punning blurb
10967 in the -fstrict-aliasing documentation.
10969 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10971 PR middle-end/36594
10972 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10973 the memory instead of the memory itself for the save area.
10975 2008-06-24 Olivier Hainque <hainque@adacore.com>
10976 Nicolas Roche <roche@adacore.com>
10978 * gengtype.c (srcdir_len): size_t instead of int.
10979 (get_file_realbasename): New function. For F a filename, the real
10980 basename of F, with all the path components stripped.
10981 (get_file_srcdir_relative_path): New function. For F a filename, the
10982 relative path to F from $(srcdir).
10983 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
10984 get_file_realbasename. Adjust the head comment.
10985 (get_prefix_langdir_index): New function. For F a filename, return the
10986 lang_dir_names[] relative index of the language directory that is
10988 (get_file_langdir): For F a filename, return the name of the language
10989 directory where F is located.
10990 (get_file_gtfilename): New function. The gt- output file name for an
10992 (get_output_file_with_visibility): Replace in-line computations with
10993 uses of get_file_gtfilename and get_prefix_langdir_index.
10994 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
10996 2008-06-24 Jakub Jelinek <jakub@redhat.com>
10998 PR tree-optimization/36504
10999 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11000 references without base address.
11002 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11004 PR middle-end/36584
11005 * calls.c (expand_call): Increase alignment for recursive functions.
11007 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11009 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11010 (TARGET_FUNCTION_VALUE): New define.
11011 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11012 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11014 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11016 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11017 (fmod<mode>3): Ditto.
11018 (remainderxf3): Ditto.
11019 (remainder<mode>3): Ditto.
11021 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11024 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11025 REG is a hard register.
11027 PR tree-optimization/36508
11028 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11029 499, don't check it at all in release compilers.
11031 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11033 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11034 together with SSE_TARGET_MATH to disable insn pattern.
11035 (*fop_<MODEF:mode>_2_i387): Ditto.
11036 (*fop_<MODEF:mode>_3_i387): Ditto.
11038 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11040 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11042 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11044 PR middle-end/34906
11045 * gimplify.c (gimplify_asm_expr): Check the return code of
11046 parse_output_constraint call, set function return and is_inout
11047 value if it failed.
11049 2008-06-22 Ian Lance Taylor <iant@google.com>
11051 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11052 (narrowest_signed_type): Likewise.
11053 * c-typeck.c (c_common_type): Change local variable mclass to enum
11055 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11056 tcc_comparison, not the tree code itself.
11057 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11058 (c_expand_expr): Cast modifier to enum expand_modifier.
11059 * c-common.h (C_RID_CODE): Add casts.
11060 (C_SET_RID_CODE): Define.
11061 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11062 (c_lex_one_token): Add cast to avoid warning.
11063 (c_parser_objc_type_name): Rename local typename to type_name.
11064 (check_no_duplicate_clause): Change code parameter to enum
11066 (c_parser_omp_var_list_parens): Change kind parameter to enum
11068 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11069 c_parser_omp_list_var_parens.
11070 (c_parser_omp_threadprivate): Likewise.
11071 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11072 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11073 * c-format.c (NO_FMT): Define.
11074 (printf_length_specs): Use NO_FMT.
11075 (asm_fprintf_length_specs): Likewise.
11076 (gcc_diag_length_specs): Likewise.
11077 (scanf_length_specs): Likewise.
11078 (strfmon_length_specs): Likewise.
11079 (gcc_gfc_length_specs): Likewise.
11080 (printf_flag_specs): Change 0 to STD_C89.
11081 (asm_fprintf_flag_specs): Likewise.
11082 (gcc_diag_flag_specs): Likewise.
11083 (gcc_cxxdiag_flag_specs): Likewise.
11084 (scanf_flag_specs): Likewise.
11085 (strftime_flag_specs): Likewise.
11086 (strfmon_flag_specs): Likewise.
11087 (print_char_table): Likewise.
11088 (asm_fprintf_char_table): Likewise.
11089 (gcc_diag_char_table): Likewise.
11090 (gcc_tdiag_char_table): Likewise.
11091 (gcc_cdiag_char_table): Likewise.
11092 (gcc_cxxdiag_char_table): Likewise.
11093 (gcc_gfc_char_table): Likewise.
11094 (scan_char_table): Likewise.
11095 (time_char_table): Likewis.
11096 (monetary_char_table): Likewise.
11097 * c-format.h (BADLEN): Likewise.
11099 2008-06-21 Ian Lance Taylor <iant@google.com>
11101 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11102 Define END_OF_BASE_TREE_CODES around inclusion.
11103 * tree.c (tree_code_type): New global array.
11104 (tree_code_length, tree_code_name): Likewise.
11105 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11106 $(lang_tree_files).
11107 (all-tree.def, s-alltree): New targets.
11108 (gencheck.h, s-gencheck): Remove.
11109 (tree.o): Depend upon all-tree.def.
11110 (build/gencheck.o): Remove gencheck.h dependency.
11111 (mostlyclean): Don't remove gencheck.h.
11112 * c-common.h (enum c_tree_code): Remove.
11113 * c-lang.c (tree_code_type): Remove.
11114 (tree_code_length, tree_code_name): Remove.
11115 * gencheck.c (tree_codes): Include all-tree.def, rather than
11116 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11118 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11120 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11121 (operator_name_info): Size to MAX_TREE_CODES.
11122 (assignment_operator_name_info): Likewise.
11123 * cp/cp-lang.c (tree_code_type): Remove.
11124 (tree_code_length, tree_code_name): Remove.
11125 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11126 (assignment_operator_name_info): Likewise.
11127 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11129 * cp/mangle.c (write_expression): Likewise.
11130 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11131 * fortran/f95-lang.c (tree_code_type): Remove.
11132 (tree_code_length, tree_code_name): Remove.
11133 * java/java-tree.h (enum java_tree_code): Remove.
11134 * java/lang.c (tree_code_type): Remove.
11135 (tree_code_length, tree_code_name): Remove.
11136 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11137 * objc/objc-act.h (enum objc_tree_code): Remove.
11138 * objc/objc-lang.c (tree_code_type): Remove.
11139 (tree_code_length, tree_code_name): Remove.
11140 * objcp/objcp-lang.c (tree_code_type): Remove.
11141 (tree_code_length, tree_code_name): Remove.
11142 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11143 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11144 * ada/misc.c (tree_code_type): Remove.
11145 (tree_code_length, tree_code_name): Remove.
11147 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11149 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11150 the grand_bitmap_obstack.
11152 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11154 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11155 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11156 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11157 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11158 move_stmt_r, new_label_mapper): Likewise.
11159 * tree-complex.c (cvc_lookup): Likewise.
11160 * tree-dfa.c (create_function_ann): Likewise.
11161 * tree-dump.c (dump_register): Likewise.
11162 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11163 find_phi_replacement_condition): Likewise.
11164 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11165 tree_function_versioning): Likewise.
11166 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11167 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11168 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11169 get_nonlocal_debug_decl, convert_nonlocal_reference,
11170 convert_nonlocal_omp_clauses, get_local_debug_decl,
11171 convert_local_reference, convert_local_omp_clauses,
11172 convert_nl_goto_reference, convert_nl_goto_receiver,
11173 convert_tramp_reference, convert_call_expr): Likewise.
11174 * tree-outof-ssa.c (contains_tree_r): Likewise.
11175 * tree-parloops.c (reduction_phi, initialize_reductions,
11176 eliminate_local_variables_1, add_field_for_reduction,
11177 add_field_for_name, create_phi_for_local_result,
11178 create_call_for_reduction_1, create_loads_for_reductions,
11179 create_stores_for_reduction, create_loads_and_stores_for_name):
11181 * tree-phinodes.c (allocate_phi_node): Likewise.
11182 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11183 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11184 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11185 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11186 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11187 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11188 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11189 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11190 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11191 vn_nary_op_insert): Likewise.
11192 * tree-ssa.c (redirect_edge_var_map_add,
11193 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11194 * tree-vectorizer.c (vectorize_loops): Likewise.
11195 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11196 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11197 tree_cons_stat, build1_stat, build_variant_type_copy,
11198 decl_init_priority_lookup, decl_fini_priority_lookup,
11199 decl_priority_info, decl_restrict_base_lookup,
11200 decl_restrict_base_insert, decl_debug_expr_lookup,
11201 decl_debug_expr_insert, decl_value_expr_lookup,
11202 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11203 type_hash_add, get_file_function_name, tree_check_failed,
11204 tree_not_check_failed, tree_range_check_failed,
11205 omp_clause_range_check_failed, build_omp_clause,
11206 build_vl_exp_stat): Likewise.
11207 * value-prof.c (gimple_histogram_value,
11208 gimple_duplicate_stmt_histograms): Likewise.
11209 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11210 unshare_variable, variable_union_info_cmp_pos, variable_union,
11211 dataflow_set_different_1, dataflow_set_different_2,
11212 vt_find_locations, variable_was_changed, set_variable_part,
11213 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11214 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11215 section_entry_hash, object_block_entry_eq,
11216 object_block_entry_hash, create_block_symbol,
11217 initialize_cold_section_name, default_function_rodata_section,
11218 strip_reg_name, set_user_assembler_name, const_desc_eq,
11219 build_constant_desc, output_constant_def, lookup_constant_def,
11220 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11221 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11222 default_internal_label): Likewise.
11223 * varray.c (varray_init, varray_grow): Likewise.
11224 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11226 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11228 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11229 operators for "test" insn. Macroize insn using SWI mode macro.
11230 (*jcc_fused_2): Ditto.
11231 (*jcc_fused_3): Macroize insn using SWI mode macro.
11232 (*jcc_fused_4): Ditto.
11234 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11236 * tree-ssa-pre.c: Fix typo in comment.
11237 (init_antic, fini_antic): Add explicit funtions for
11238 initializing and deinitializing ANTIC and AVAIL sets.
11239 (create_expression_by_pieces): Fix typo in comment.
11240 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11241 (execute_pre): Eventually dump details about ANTIC_IN.
11243 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11245 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11246 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11247 add_to_obstack, file_at_path, find_a_file, execute,
11248 add_preprocessor_option, add_assembler_option, add_linker_option,
11249 process_command, insert_wrapper, do_option_spec, do_self_spec,
11250 spec_path, do_spec_1, is_directory, main, used_arg,
11251 getenv_spec_function): Likewise.
11252 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11253 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11256 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11258 * doc/rtl.texi: Updated subreg section.
11260 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11263 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11264 node->needed and node->reachable.
11265 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11266 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11267 (expand_task_call): Don't call expand_task_copyfn.
11268 (expand_task_copyfn): Renamed to...
11269 (finalize_task_copyfn): ... this.
11271 2008-06-19 Jan Hubicka <jh@suse.cz>
11273 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11274 clobbering framepointer.
11276 2008-06-19 Jan Hubicka <jh@suse.cz>
11278 * tree-optimize.c (execute_early_local_optimizations): Set
11279 cgraph_state only at first invocation.
11281 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11283 * system.h (-Wc++-compat): Activate as a warning, no an error.
11285 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11287 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11288 instead of "#" in insn asm template.
11289 (*jcc_fused_2): Ditto.
11291 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11293 * config/i386/i386.h (ix86_tune_indices)
11294 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11295 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11296 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11297 (*jcc_fused_2): Ditto.
11298 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11299 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11300 (print operand): Handle 'E' and 'e' code.
11302 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11304 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11305 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11306 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11308 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11310 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11312 (cgraph_expand_function): Use local copy of decl.
11313 (cgraph_expand_all_functions): Remove redundant initialization of
11315 (cgraph_optimize): Reword internal_error message.
11317 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11319 * arm-protos.h (arm_return_in_memory): Remove public
11320 arm_return_in_memory() prototype.
11321 * arm.c (arm_return_in_memory): Add static prototype, add target
11322 hook macro, change definition and comments.
11323 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11325 2008-06-19 Ben Elliston <bje@au.ibm.com>
11327 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11328 real.c: Remove references to IEEE 754R.
11329 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11330 * doc/libgcc.texi (Decimal float library routines): Likewise.
11332 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11334 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11335 (default_unwind_word_mode): Add prototype.
11336 * targhooks.c (default_unwind_word_mode): New function.
11337 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11338 instead of word_mode.
11339 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11340 (TARGET_INITIALIZER): Use it.
11342 * c-common.c (handle_mode_attribute): Support "unwind_word"
11344 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11346 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11347 word_mode to access SjLj_Function_Context member "data".
11348 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11349 conversion from targetm.eh_return_filter_mode () to
11350 targetm.unwind_word_mode () if they differ.
11352 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11353 (BT_FN_UNWINDWORD_PTR): New function type.
11354 (BT_FN_WORD_PTR): Remove.
11355 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11356 * except.c (expand_builtin_extend_pointer): Convert pointer to
11357 targetm.unwind_word_mode () instead of word_mode.
11359 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11360 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11361 (spu_unwind_word_mode): New function.
11362 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11363 (TARGET_UNWIND_WORD_MODE): Define.
11364 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11366 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11368 * config/spu/spu.c (reg_align): Remove.
11369 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11370 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11371 (spu_split_store): Likewise.
11373 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11375 * gcc/tree-vn.c: Fix typo in comment.
11377 2008-06-18 Jan Hubicka <jh@suse.cz>
11379 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11380 toplevel reorder too.
11382 2008-06-18 Jan Hubicka <jh@suse.cz>
11384 * c-opts.c (c_common_post_options): PCH is not compatible with
11386 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11387 -fno-toplevel-reorder by default now.
11389 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11391 PR documentation/30739
11392 * doc/install.texi (Prerequisites): Document dependency on awk.
11394 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11395 Ian Lance Taylor <iant@google.com>
11397 PR rtl-optimization/35604
11398 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11399 only want to change jump destinations, not eventual label comparisons.
11401 2008-06-16 Jan Hubicka <jh@suse.cz>
11403 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11405 (cgraph_analyze_function): Likewise.
11407 2008-06-16 Jan Hubicka <jh@suse.cz>
11409 * cgraph.h (cgraph_mark_if_needed): New function.
11410 * cgraphunit.c (cgraph_mark_if_needed): New function.
11411 * c-decl.c (duplicate_decl): Use it.
11413 2008-06-16 Jan Hubicka <jh@suse.cz>
11415 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11418 2008-06-16 Jan Hubicka <jh@suse.cz>
11420 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11422 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11423 Kazu Hirata <kazu@codesourcery.com>
11424 Maxim Kuvyrkov <maxim@codesourcery.com
11426 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11427 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11428 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11429 EXTRA_SPEC_FUNCTIONS.
11430 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11431 (DRIVER_SELF_SPECS): Adjust.
11432 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11433 * config/mips/st.h, config/mips/t-st: New.
11434 * config/mips/driver-native.c, config/mips/x-native: New.
11435 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11438 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11440 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11442 (ISA_HAS_FP_CONDMOVE): New macro.
11443 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11444 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11445 (ISA_HAS_NMADD3_NMSUB3): New macro.
11446 * config/mips/mips.c (mips_rtx_costs): Update.
11447 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11448 compiling for ST Loongson 2E/2F.
11449 (madd<mode>): Rename to madd4<mode>. Update.
11450 (madd3<mode>): New pattern.
11451 (msub<mode>): Rename to msub4<mode>. Update.
11452 (msub3<mode>): New pattern.
11453 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11454 (nmadd3<mode>): New pattern.
11455 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11456 (nmadd3<mode>_fastmath): New pattern.
11457 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11458 (nmsub3<mode>): New pattern.
11459 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11460 (nmsub3<mode>_fastmath): New pattern.
11461 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11463 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11465 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11466 (DF_REF_INSN_INFO): New.
11467 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11468 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11469 with a NULL DF_REF_INSN_INFO.
11470 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11472 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11473 DF_INSN_INFO_EQ_USES): New.
11474 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11475 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11476 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11477 * df-core.c: Update comment for above changes.
11478 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11479 DF_INSN_UID_* macros.
11480 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11481 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11482 insn rtx. Update all callers.
11483 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11484 df_ref_create_structure, df_insn_refs_collect): Likewise.
11485 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11486 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11487 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11488 macros to access the insn refs.
11489 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11490 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11491 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11492 for accessing the refs.
11493 (try_fwprop_subst): Likewise.
11494 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11495 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11496 for accessing the refs.
11497 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11498 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11499 to look at the insn refs.
11500 (record_uses): Likewise.
11501 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11503 (mark_artificial_uses): Don't mark_insn for artificial refs.
11504 (mark_reg_rependencies): Likewise.
11506 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11508 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11510 * configure: Regenerate.
11512 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11514 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11515 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11516 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11518 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11520 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11521 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11522 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11524 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11526 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11527 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11528 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11530 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11532 * tree-ssa-sccvn.c: Fix format of comments.
11534 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11536 * cgraph.c: Remove unneeded forward declarations of eq_node()
11539 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11541 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11543 (see_update_relevancy): Likewise.
11544 * fwprop.c (try_fwprop_subst): Likewise.
11545 * rtlanal.c (noop_move_p): Likewise.
11546 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11547 notes to non-existing libcall blocks.
11548 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11550 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11551 (dead_libcall_p): Remove.
11552 (delete_trivially_dead_insns): Don't use it.
11553 * web.c (union_defs): Remove comment about keeping nops.
11554 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11555 (compute_hash_table_work): Don't track libcall notes.
11556 (do_local_cprop): Don't take libcall pointers. Don't update
11558 (adjust_libcall_notes): Deleted.
11559 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11560 ever have existed in the first place).
11561 (replace_store_insn): Don't try to remove libcall notes.
11562 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11563 (resolve_reg_notes): Don't call them.
11564 (resolve_simple_move): Likewise.
11565 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11566 Don't remove REG_RETVAL notes.
11567 * emit-rtl.c (try_split): Don't update libcall notes.
11568 (emit_copy_of_insn_after): Dito.
11569 * cselib.c (cselib_current_insn_in_libcall): Remove.
11570 (cselib_process_insn): Don't set/clear it.
11571 (new_elt_loc_list): Don't record it.
11572 (cselib_init): Don't initialize it.
11573 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11574 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11576 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11577 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11578 (init_deps): Don't initialize it.
11579 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11580 * combine.c (delete_noop_moves): Don't update libcall notes.
11581 (can_combine_p): Remove now pointless #if 0 block.
11582 (try_combine): Remove another obsolete #if 0 block.
11583 (distribute_notes): Don't distribute libcall notes.
11584 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11585 * dce.c (libcall_dead_p): Remove.
11586 (delete_unmarked_insns): Don't handle libcall blocks.
11587 (preserve_libcall_for_dce): Remove.
11588 (prescan_insns_for_dce): Don't special-case libcall block insns.
11589 * reload1 (reload): Don't handle libcall notes.
11590 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11593 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11595 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11596 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11597 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11599 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11601 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11602 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11603 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11605 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11607 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11609 2008-06-16 Ira Rosen <irar@il.ibm.com>
11611 PR tree-optimization/36493
11612 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11613 the arguments list. Use VECTYPE to create vector pointer.
11614 (vectorizable_store): Fail if accesses through a pointer to vectype
11615 do not alias the original memory reference operands.
11616 Call vect_create_data_ref_ptr without the removed argument.
11617 (vectorizable_load): Likewise.
11618 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11621 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11624 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11625 reg_equiv_constant.
11627 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11629 * config/mips/loongson2ef.md: New file.
11630 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11631 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11632 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11633 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11634 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11636 (loongson2ef.md): New include.
11637 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11638 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11639 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11640 (loongson_gt_<mode>, loongson_extract_halfword)
11641 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11642 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11643 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11644 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11645 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11646 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11647 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11648 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11649 (vec_interleave_low<mode>): Define type attribute.
11650 * config/mips/mips.c (mips_ls2): New static variable.
11651 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11652 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11653 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11654 Implement target scheduling hooks.
11655 (mips_multipass_dfa_lookahead): Update to handle tuning for
11657 (mips_sched_init): Initialize data for Loongson scheduling.
11658 (mips_ls2_variable_issue): New static function.
11659 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11661 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11662 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11663 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11664 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11665 Handle ST Loongson 2E/2F cores.
11666 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11668 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11670 * omp-low.c (extract_omp_for_data): Fix comment typo.
11673 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11675 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11676 FIXME note about gcc/config.guess.
11677 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11678 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11679 * doc/cppopts.texi: Likewise.
11680 * doc/extend.texi: Likewise.
11681 * doc/gcc.texi: Likewise.
11682 * doc/gccint.texi: Likewise.
11683 * doc/gcov.texi: Likewise.
11684 * doc/gty.texi: Likewise.
11685 * doc/hostconfig.texi: Likewise.
11686 * doc/install.texi: Likewise.
11687 * doc/invoke.texi: Likewise.
11688 * doc/loop.texi: Likewise.
11689 * doc/makefile.texi: Likewise.
11690 * doc/md.texi: Likewise.
11691 * doc/passes.texi: Likewise.
11692 * doc/tm.texi: Likewise.
11693 * doc/tree-ssa.texi: Likewise.
11694 * doc/trouble.texi: Likewise.
11696 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11697 Nathan Sidwell <nathan@codesourcery.com>
11698 Maxim Kuvyrkov <maxim@codesourcery.com>
11699 Richard Sandiford <rdsandiford@googlemail.com>
11701 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11702 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11703 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11705 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11706 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11707 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11709 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11710 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11711 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11712 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11713 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11714 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11715 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11716 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11717 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11718 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11719 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11720 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11721 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11722 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11723 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11724 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11725 (mips_builtins): Add Loongson builtins.
11726 (mips_loongson_2ef_bdesc): New.
11727 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11728 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11729 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11730 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11732 (mips_expand_vector_init): New.
11733 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11734 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11736 * config/mips/mips.md: Add unspec numbers for Loongson
11737 builtins. Include loongson.md.
11738 (MOVE64): Include Loongson vector modes.
11739 (SPLITF): Include Loongson vector modes.
11740 (HALFMODE): Handle Loongson vector modes.
11741 * config/mips/loongson.md: New.
11742 * config/mips/loongson.h: New.
11743 * config.gcc: Add loongson.h header for mips*-*-* targets.
11744 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11746 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11748 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11749 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11750 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11751 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11752 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11753 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11754 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11755 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11756 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11757 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11758 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11759 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11760 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11761 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11762 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11763 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11764 Remove use_fixproto=yes.
11765 (ia64*-*-hpux*): Remove comment about using fixproto.
11766 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11768 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11770 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11772 * configure: Regenerate.
11774 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11776 PR middle-end/36520
11777 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11778 before evaluating it.
11780 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11783 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11784 nested inline functions.
11785 (start_decl, start_function): Don't invert DECL_EXTERNAL
11786 for nested inline functions.
11788 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11790 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11791 splits that must be made for correctness.
11793 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11795 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11796 (AVAIL_NON_MIPS16): Likewise.
11797 (mips_builtin_description): Replace target_flags with a predicate.
11798 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11799 (dspr2_32): New availability predicates.
11800 (MIPS_BUILTIN): New macro.
11801 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11802 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11803 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11804 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11805 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11806 (mips_dsp_32only_bdesc): Merge into...
11807 (mips_builtins): ...this new array.
11808 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11809 (mips_init_builtins): Update after above changes.
11810 (mips_expand_builtin_1): Merge into...
11811 (mips_expand_builtin): ...here and update after above changes.
11813 2008-06-12 Paul Brook <paul@codesourcery.com>
11815 * longlong.h (__arm__): Define count_leading_zeros.
11816 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11817 (clzsi2, clzdi2): New functions.
11818 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11819 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11820 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11821 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11822 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11823 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11824 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11825 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11826 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11827 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11829 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11831 * config/m68k/m68k.c (m68k_tune_flags): New.
11832 (override_options): Compute m68k_tune_flags.
11833 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11834 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11836 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11838 PR middle-end/36506
11839 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11841 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11843 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11844 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11846 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11848 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11849 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11851 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11853 PR middle-end/36506
11854 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11857 2008-06-12 Richard Guenther <rguenther@suse.de>
11859 PR tree-optimization/36345
11860 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11861 add memory_tag_needed flag.
11862 (may_alias_p): Declare.
11863 * tree-ssa-alias.c (may_alias_p): Export.
11864 (set_initial_properties): Use memory_tag_needed flag.
11865 (update_reference_counts): Likewise.
11866 (reset_alias_info): Reset memory_tag_needed flag.
11867 (create_name_tags): Check memory_tag_needed flag.
11868 (dump_points_to_info_for): Dump it.
11869 * tree-ssa-structalias.c (struct variable_info): Remove
11870 directly_dereferenced flag.
11871 (new_var_info): Do not initialize it.
11872 (process_constraint_1): Do not set it.
11873 (update_alias_info): Set is_dereferenced flag.
11874 (set_uids_in_ptset): Use may_alias_p.
11875 (set_used_smts): Check memory_tag_needed flag.
11876 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11877 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11878 memory_tag_needed flag.
11879 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11880 from broken design.
11882 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11884 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11885 red zone for w64 abi.
11886 (ix86_expand_prologue): Likewise.
11887 (ix86_force_to_memory): Likewise.
11888 (ix86_free_from_memory): Likewise.
11890 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11893 * config/rs6000/rs6000.c (rs6000_override_options): Set
11894 rs6000_isel conditionally to the absence of comand line override.
11895 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11896 Remove duplicate rs6000_isel setting.
11897 * config/rs6000/eabispe.h: Ditto.
11899 2008-06-11 Richard Guenther <rguenther@suse.de>
11901 * alias.c (get_alias_set): Use the element alias-set for arrays.
11902 (record_component_aliases): For arrays and vectors do nothing.
11903 * c-common.c (strict_aliasing_warning): Handle the cases
11904 of alias set zero explicitly.
11905 * Makefile.in (dfp.o-warn): Add -Wno-error.
11907 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11909 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11911 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11912 tune_32 tune_64 to supported_defaults. Allow values not
11913 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11914 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11915 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11916 with_cpu_64 to generic for 64-bit-supporting configurations, not
11917 with_cpu. Remove FIXMEs.
11918 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11919 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11920 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11921 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11922 arch_32 and arch_64.
11924 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11925 Olivier Hainque <hainque@adacore.com>
11927 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11928 Use DECL_SIZE_UNIT to retrieve the size of the field.
11930 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11932 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11933 with function calls after declarations. Lay out
11934 neon_float_type_node before further use.
11936 2008-06-11 Richard Guenther <rguenther@suse.de>
11938 * tree-flow.h (may_point_to_global_var): Declare.
11939 * tree-ssa-alias.c (may_point_to_global_var): New function.
11940 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11942 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11944 * configure.ac: Teach that fido supports .debug_line.
11945 * configure: Regenerate.
11947 2008-06-10 Tom Tromey <tromey@redhat.com>
11949 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11952 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11954 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11955 (encode_decimal64, decode_decimal64, encode_decimal128,
11956 decode_decimal128): Reverse order of 32-bit parts of value if host
11957 and target endianness differ.
11959 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11961 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11962 Avoid division by 0.
11963 (tree_mod_pow2_value_transform): Likewise.
11964 (tree_ic_transform): Likewise.
11965 (tree_stringops_transform): Likewise.
11966 (tree_mod_subtract_transform): Likewise.
11967 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11968 (copy_edges_for_bb): Likewise.
11969 (initialize_cfun): Likewise.
11971 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11973 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11974 nonmemory_operand. Add "N" operand constraint.
11976 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11977 (*jcc_btsi_mask): Ditto.
11978 (*jcc_btsi_mask_1): Ditto.
11980 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11982 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
11983 TYPE_CANONICAL for copied element type.
11985 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11988 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
11989 Add m_CORE2 and m_GENERIC.
11990 * config/i386/predicates.md (bt_comparison_operator): New predicate.
11991 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
11993 (*jcc_btdi_rex64): New instruction and split pattern.
11994 (*jcc_btsi): Ditto.
11995 (*jcc_btsi_1): Ditto.
11996 (*btsq): Fix Intel asm dialect operand order.
12000 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12002 PR middle-end/36447
12003 * simplify-rtx.c (simplify_subreg): Add check for shift count
12006 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12008 * doc/md.texi: Synchronize with later constraints.md change.
12009 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12010 with a C implementation.
12011 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12013 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12014 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12015 when moving to and from MD_REGNUM.
12016 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12017 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12018 Handle byte and halfword moves.
12019 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12021 * config/mips/constraints.md (h): Turn into NO_REGS.
12022 (l, x): Update documentation.
12023 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12024 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12025 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12026 (HILO): New mode iterator.
12028 (any_div): New code iterator.
12029 (u): Extend code attribute to div and udiv.
12030 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12031 d_operand in the splitters. Remove redundant CONST_INT checks.
12032 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12033 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12034 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12035 accordingly, using normal moves instead of unspecs to move LO into
12036 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12037 (<u>mulsidi3): Handle expansion in C code.
12038 (<u>mulsidi3_32bit_internal): Rename to...
12039 (<u>mulsidi3_32bit): ...this.
12040 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12041 (*<u>mulsidi3_64bit): Rename to...
12042 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12043 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12044 to set LO and HI to the multiplication result. Use a normal move
12045 for MFLO and an unspec for MFHI.
12046 (*<u>mulsidi3_64bit_parts): Replace with...
12047 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12048 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12049 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12050 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12051 instead of HI. Split the instruction into a separate multiplication
12052 and MFHI if !TARGET_FIX_R4000.
12053 (<su>muldi3_highpart): Likewise.
12054 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12055 and the "=h" clobber.
12056 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12057 (<u>mulditi3): New expander.
12058 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12059 (madsi): Remove "=h" clobber.
12060 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12061 Force the modulus result to be a GPR and split the instruction into
12062 a division followed by an MFHI after reload.
12063 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12064 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12065 the MIPS16 HIGH define_split.
12066 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12067 of acc<->gpr moves to "multi".
12068 (*movdi_64bit): Replace the single "x" alternative with
12069 alternatives for moving into and out of "a".
12070 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12071 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12072 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12073 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12074 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12075 (movti): New expander.
12076 (*movti, *movti_mips16): New insns.
12077 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12078 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12079 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12080 * config/mips/predicates.md (fpr_operand): Delete.
12081 (d_operand): New predicate.
12083 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12085 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12086 failure on some Bourne shells.
12087 (x86_64-*-*): Ditto.
12089 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12091 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12093 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12095 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12096 (sparc-sun-solaris2*): Likewise.
12098 2008-06-09 Arnaud Charlet <charlet@adacore.com
12100 * doc/install.texi: Update requirements to build the Ada compiler.
12102 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12104 * df-scan.c (struct df_scan_problem_data): Remove the
12105 mw_link_pool alloc pool.
12106 (df_scan_free_internal): Don't free it.
12107 (df_scan_alloc): Don't allocate it.
12108 * df.h (struct df_link): Update comment.
12110 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12112 * except.h: Correct checks for when SJLJ exceptions must be used.
12114 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12116 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12119 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12121 PR tree-optimization/36218
12122 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12123 configure for the build system.
12124 (BUILD_LDFLAGS): Define.
12125 * configure: Regenerate.
12126 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12128 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12131 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12132 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12133 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12135 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12137 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12139 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12141 * config.gcc (Obsolete configurations): Remove list of
12143 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12144 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12145 targets matched by those patterns.
12146 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12147 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12148 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12149 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12150 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12151 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12152 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12153 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12154 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12155 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12156 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12157 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12158 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12159 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12160 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12161 Make code for Solaris 7 and greater unconditional for Solaris.
12162 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12163 Remove --with-* handling.
12164 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12165 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12166 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12167 LINK_OS_WINDISS_SPEC): Remove.
12168 * config/rs6000/sysv4.opt (mwindiss): Remove.
12169 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12170 * configure: Regenerate.
12171 * doc/cpp.texi: Don't mention BeOS.
12172 * doc/extend.texi (interrupt): Don't mention MS1.
12173 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12174 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12175 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12176 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12177 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12179 * doc/invoke.texi (MT Options): Remove.
12180 (-mwindiss): Remove.
12181 (CRIS Options): Remove cris-axis-aout references.
12182 (HPPA Options): Don't mention hppa1.1-*-pro.
12183 * doc/md.texi: (MorphoTech family): Remove.
12184 * libgcc2.c: Don't handle UWIN.
12185 * config/alpha/t-unicosmk: Remove.
12186 * config/alpha/unicosmk.h: Remove.
12187 * config/arm/kaos-arm.h: Remove.
12188 * config/arm/kaos-strongarm.h: Remove.
12189 * config/arm/strongarm-coff.h: Remove.
12190 * config/arm/strongarm-elf.h: Remove.
12191 * config/arm/strongarm-pe.h: Remove.
12192 * config/arm/t-strongarm-pe: Remove.
12193 * config/arm/t-xscale-coff: Remove.
12194 * config/arm/t-xscale-elf: Remove.
12195 * config/arm/xscale-coff.h: Remove.
12196 * config/arm/xscale-elf.h: Remove.
12197 * config/chorus.h: Remove.
12198 * config/cris/aout.h: Remove.
12199 * config/cris/aout.opt: Remove.
12200 * config/cris/t-aout: Remove.
12201 * config/i386/beos-elf.h: Remove.
12202 * config/i386/kaos-i386.h: Remove.
12203 * config/i386/ptx4-i.h: Remove.
12204 * config/i386/sco5.h: Remove.
12205 * config/i386/sco5.opt: Remove.
12206 * config/i386/sysv4-cpp.h: Remove.
12207 * config/i386/sysv5.h: Remove.
12208 * config/i386/t-beos: Remove.
12209 * config/i386/t-sco5: Remove.
12210 * config/i386/t-uwin: Remove.
12211 * config/i386/uwin.asm: Remove.
12212 * config/i386/uwin.h: Remove.
12213 * config/kaos.h: Remove.
12214 * config/mips/windiss.h: Remove.
12215 * config/mt: Remove directory.
12216 * config/pa/pa-osf.h: Remove.
12217 * config/pa/pa-pro-end.h: Remove.
12218 * config/pa/t-pro: Remove.
12219 * config/ptx4.h: Remove.
12220 * config/rs6000/beos.h: Remove.
12221 * config/rs6000/kaos-ppc.h: Remove.
12222 * config/rs6000/t-beos: Remove.
12223 * config/rs6000/windiss.h: Remove.
12224 * config/sh/kaos-sh.h: Remove.
12225 * config/sol2-6.h: Remove.
12226 * config/sparc/sol26-sld.h: Remove.
12227 * config/sparc/sysv4-only.h: Remove.
12228 * config/vax/bsd.h: Remove.
12229 * config/vax/t-memfuncs: Remove.
12230 * config/vax/ultrix.h: Remove.
12231 * config/vax/vaxv.h: Remove.
12232 * config/windiss.h: Remove.
12234 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12236 PR rtl-optimization/36438
12237 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12238 for vector shifts with constant scalar shift operands.
12240 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12242 * doc/invoke.texi: Document -march=xlr.
12243 * config/mips/xlr.md: New file.
12244 * config/mips/mips.md: Include it.
12246 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12247 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12248 (mips_rtx_cost_data): Likewise.
12250 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12252 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12253 PRE_INC and PRE_DEC cases.
12255 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12257 PR rtl-optimization/36419
12258 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12259 the emitting jump insn.
12262 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12263 is not bool, boolify the whole *expr_p and convert to the desired type.
12265 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12267 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12268 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12269 Add omp_private_outer_ref hook, add another argument to
12270 omp_clause_default_ctor hook.
12271 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12272 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12273 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12274 hook_tree_tree_tree_tree_null.
12275 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12276 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12277 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12278 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12279 * tree.def (OMP_TASK): New tree code.
12280 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12281 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12282 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12283 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12284 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12285 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12286 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12287 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12288 (OMP_DIRECTIVE_P): Add OMP_TASK.
12289 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12290 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12291 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12292 and OMP_CLAUSE_UNTIED entries.
12293 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12295 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12296 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12297 * tree-pretty-print.c (dump_omp_clause): Handle
12298 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12299 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12300 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12301 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12302 warning about unsigned iterators. Change decl/init/cond/incr
12303 arguments to TREE_VECs, check arguments for all collapsed loops.
12304 (c_finish_omp_taskwait): New function.
12305 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12307 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12308 default_function_array_conversion on init. Add par_clauses argument.
12309 If decl is present in parallel's lastprivate clause, change it to
12310 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12311 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12312 collapse count in clauses.
12313 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12314 c_parser_omp_for_loop callers.
12315 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12316 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12317 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12318 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12320 (c_parser_omp_clause_schedule): Handle schedule(auto).
12321 Include correct location in the error message.
12322 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12323 and PRAGMA_OMP_CLAUSE_UNTIED.
12324 (OMP_TASK_CLAUSE_MASK): Define.
12325 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12326 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12327 * tree-nested.c (convert_nonlocal_omp_clauses,
12328 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12329 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12330 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12331 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12333 (conver_nonlocal_reference, convert_local_reference,
12334 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12335 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12336 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12337 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12338 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12339 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12340 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12341 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12342 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12344 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12345 * c-common.h (c_finish_omp_taskwait): New prototype.
12346 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12347 * tree-parloops.c (create_parallel_loop): Create 1 entry
12348 vectors for OMP_FOR_{INIT,COND,INCR}.
12349 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12350 (make_edges): Handle OMP_TASK.
12351 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12352 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12353 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12354 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12355 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12356 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12357 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12358 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12359 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12360 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12361 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12362 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12363 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12364 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12365 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12366 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12367 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12368 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12369 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12370 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12371 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12372 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12373 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12374 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12375 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12376 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12377 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12378 original iterator is present in lastprivate clause or if
12379 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12380 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12381 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12382 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12383 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12384 if it is set, lookup var in outer contexts too. Handle
12385 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12386 to be implicitly determined firstprivate for task regions.
12387 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12388 if it is set, lookup var in outer contexts too. Set
12389 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12390 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12391 OMP_CLAUSE_UNTIED. Take region_type as last argument
12392 instead of in_parallel and in_combined_parallel.
12393 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12395 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12396 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12397 (new_omp_context): Set default_kind to
12398 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12399 (omp_region_type): New enum.
12400 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12401 fields, add region_type.
12402 (new_omp_context): Take region_type as argument instead of is_parallel
12403 and is_combined_parallel.
12404 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12405 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12406 ctx->is_combined_parallel checks.
12407 (gimplify_omp_task): New function.
12408 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12410 * omp-low.c (extract_omp_for_data): Use schedule(static)
12411 for schedule(auto). Handle pointer and unsigned iterators.
12412 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12413 Add loops argument. Extract data for collapsed OMP_FOR loops.
12414 (expand_parallel_call): Assert sched_kind isn't auto,
12415 map runtime schedule to index 3.
12416 (struct omp_for_data_loop): New type.
12417 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12418 Add loop, loops, collapse and iter_type fields.
12419 (workshare_safe_to_combine_p): Disallow combined for if
12420 iter_type is unsigned long long. Don't combine collapse > 1 loops
12421 unless all bounds and steps are constant. Adjust extract_omp_for_data
12423 (expand_omp_for_generic): Handle pointer, unsigned and long long
12424 iterators. Handle collapsed OMP_FOR loops. Adjust
12425 for struct omp_for_data changes. If libgomp function doesn't return
12426 boolean_type_node, add comparison of the return value with 0.
12427 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12428 pointer, unsigned and long long iterators. Adjust for struct
12429 omp_for_data changes.
12430 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12431 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12432 unsigned long long. Allocate loops array, pass it to
12433 extract_omp_for_data. For collapse > 1 loops use always
12434 expand_omp_for_generic.
12435 (omp_context): Add sfield_map and srecord_type fields.
12436 (is_task_ctx, lookup_sfield): New functions.
12437 (use_pointer_for_field): Use is_task_ctx helper. Change first
12438 argument's type from const_tree to tree. Clarify comment.
12439 In OMP_TASK disallow copy-in/out sharing.
12440 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12441 (install_var_field): Add mask argument. Populate both record_type
12442 and srecord_type if needed.
12443 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12445 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12446 and DECL_FIELD_OFFSET.
12447 (scan_sharing_clauses): Adjust install_var_field callers. For
12448 firstprivate clauses on explicit tasks allocate the var by value in
12449 record_type unconditionally, rather than by reference.
12450 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12451 Use is_taskreg_ctx instead of is_parallel_ctx.
12452 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12453 (create_omp_child_function_name): Add task_copy argument, use
12454 *_omp_cpyfn* names if it is true.
12455 (create_omp_child_function): Add task_copy argument, if true create
12456 *_omp_cpyfn* helper function.
12457 (scan_omp_parallel): Adjust create_omp_child_function callers.
12458 Rename parallel_nesting_level to taskreg_nesting_level.
12459 (scan_omp_task): New function.
12460 (lower_rec_input_clauses): Don't run constructors for firstprivate
12461 explicit task vars which are initialized by *_omp_cpyfn*.
12462 Pass outer var ref to omp_clause_default_ctor hook if
12463 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12464 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12465 OMP_CLAUSE_REDUCTION_INIT.
12466 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12467 avoid duplicate setting of fields. Handle
12468 OMP_CLAUSE_PRIVATE_OUTER_REF.
12469 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12470 copy-out if TREE_READONLY, only copy-in.
12471 (expand_task_copyfn): New function.
12472 (expand_task_call): New function.
12473 (struct omp_taskcopy_context): New type.
12474 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12476 (lower_omp_parallel): Rename to...
12477 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12478 Call create_task_copyfn if srecord_type is needed. Adjust
12480 (task_shared_vars): New variable.
12481 (check_omp_nesting_restrictions): Warn if work-sharing,
12482 barrier, master or ordered region is closely nested inside OMP_TASK.
12483 Add warnings for barrier if closely nested inside of work-sharing,
12484 ordered, or master region.
12485 (scan_omp_1): Call check_omp_nesting_restrictions even for
12486 GOMP_barrier calls. Rename parallel_nesting_level to
12487 taskreg_nesting_level. Handle OMP_TASK.
12488 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12489 work-sharing construct, continue looking for them on parent parallel
12491 (lower_omp_for_lastprivate): Add lastprivate clauses
12492 to the beginning of dlist rather than end. Adjust for struct
12493 omp_for_data changes.
12494 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12495 not after it. Handle collapsed OMP_FOR loops, adjust for
12496 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12497 (get_ws_args_for): Adjust extract_omp_for_data caller.
12498 (scan_omp_for): Handle collapsed OMP_FOR
12499 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12500 (lower_omp_single_simple): If libgomp function doesn't return
12501 boolean_type_node, add comparison of the return value with 0.
12502 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12503 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12504 (parallel_nesting_level): Rename to...
12505 (taskreg_nesting_level): ... this.
12506 (is_taskreg_ctx): New function.
12507 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12508 of is_parallel_ctx.
12509 (execute_lower_omp): Rename parallel_nesting_level to
12510 taskreg_nesting_level.
12511 (expand_omp_parallel): Rename to...
12512 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12513 Call omp_task_call for OMP_TASK regions.
12514 (expand_omp): Adjust caller, handle OMP_TASK.
12515 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12517 * bitmap.c (bitmap_default_obstack_depth): New variable.
12518 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12519 if argument is NULL and bitmap_default_obstack is already initialized.
12520 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12522 * matrix-reorg.c (matrix_reorg): Likewise.
12524 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12526 * config/i386/i386.md (*indirect_jump): Macroize using P
12527 mode iterator. Remove !TARGET_64BIT from insn constraints.
12528 (*tablejump_1): Ditto.
12529 (*indirect_jump_rex64): Remove insn pattern.
12530 (*tablejump_1_rex64): Ditto.
12531 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12532 and eh_return_si insn patterns.
12534 2008-06-06 Richard Guenther <rguenther@suse.de>
12536 * tree-ssa-structalias.c (merge_smts_into): Remove.
12537 (find_what_p_points_to): Do not bother to compute the
12538 points-to set for pt_anything pointers.
12539 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12540 for pt_anything pointers is ok.
12542 2008-06-06 Jan Hubicka <jh@suse.cz>
12544 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12546 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12548 * cgraph.c: Fix typos in comments.
12549 (cgraph_availability_names): Fix string typo.
12550 * fold-const.c: Fix typos in comments.
12551 (fold_binary): Fix typo in warning.
12552 * genautomata.c: Fix typos in comments.
12553 (check_presence_pattern_sets): Fix typo in local variable.
12554 (output_description): Fix typo in output.
12555 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12556 * hwint.h: Likewise.
12557 * matrix-reorg.c (check_allocation_function): Likewise.
12558 * omega.c (smooth_weird_equations): Likewise.
12559 * auto-inc-dec.c: Fix typos in comments.
12560 * bb-reorder.c: Likewise.
12561 * builtins.c: Likewise.
12562 * c-common.c: Likewise.
12563 * c-cppbuiltin.c: Likewise.
12564 * c-parser.c: Likewise.
12565 * c-pretty-print.c: Likewise.
12566 * cfgcleanup.c: Likewise.
12567 * cfgexpand.c: Likewise.
12568 * cfghooks.c: Likewise.
12569 * cfglayout.c: Likewise.
12570 * cfgloopmanip.c: Likewise.
12571 * cgraphunit.c: Likewise.
12572 * coverage.c: Likewise.
12573 * dbxout.c: Likewise.
12574 * df-byte-scan.c: Likewise.
12575 * df-core.c: Likewise.
12576 * df-problems.c: Likewise.
12577 * df-scan.c: Likewise.
12579 * dominance.c: Likewise.
12580 * domwalk.c: Likewise.
12582 * dwarf2out.c: Likewise.
12583 * emit-rtl.c: Likewise.
12584 * et-forest.c: Likewise.
12585 * function.c: Likewise.
12586 * function.h: Likewise.
12588 * gcov-io.c: Likewise.
12589 * gcov.c: Likewise.
12590 * gcse.c: Likewise.
12591 * genattrtab.c: Likewise.
12592 * ggc-page.c: Likewise.
12593 * gimplify.c: Likewise.
12594 * gthr-lynx.h: Likewise.
12595 * haifa-sched.c: Likewise.
12596 * ipa-cp.c: Likewise.
12597 * ipa-inline.c: Likewise.
12598 * ipa-prop.h: Likewise.
12599 * ipa-pure-const.c: Likewise.
12600 * ipa-struct-reorg.c: Likewise.
12601 * ipa-struct-reorg.h: Likewise.
12602 * ipa-type-escape.c: Likewise.
12604 * loop-doloop.c: Likewise.
12605 * mips-tfile.c: Likewise.
12606 * mkmap-flat.awk: Likewise.
12607 * mkmap-symver.awk: Likewise.
12608 * modulo-sched.c: Likewise.
12609 * omp-low.c: Likewise.
12610 * optabs.c: Likewise.
12611 * optabs.h: Likewise.
12612 * opts.c: Likewise.
12613 * passes.c: Likewise.
12614 * postreload-gcse.c: Likewise.
12615 * postreload.c: Likewise.
12616 * predict.c: Likewise.
12617 * pretty-print.h: Likewise.
12618 * profile.c: Likewise.
12619 * protoize.c: Likewise.
12620 * ra-conflict.c: Likewise.
12621 * real.c: Likewise.
12622 * recog.c: Likewise.
12623 * regclass.c: Likewise.
12624 * regs.h: Likewise.
12625 * reload.c: Likewise.
12626 * rtl-error.c: Likewise.
12627 * rtlanal.c: Likewise.
12628 * scan.h: Likewise.
12629 * sched-rgn.c: Likewise.
12631 * stmt.c: Likewise.
12632 * target.h: Likewise.
12633 * tree-dfa.c: Likewise.
12634 * tree-eh.c: Likewise.
12635 * tree-flow-inline.h: Likewise.
12636 * tree-inline.c: Likewise.
12637 * tree-into-ssa.c: Likewise.
12638 * tree-loop-distribution.c: Likewise.
12639 * tree-nested.c: Likewise.
12640 * tree-parloops.c: Likewise.
12641 * tree-pass.h: Likewise.
12642 * tree-pretty-print.c: Likewise.
12643 * tree-profile.c: Likewise.
12644 * tree-scalar-evolution.c: Likewise.
12645 * tree-sra.c: Likewise.
12646 * tree-ssa-alias-warnings.c: Likewise.
12647 * tree-ssa-ccp.c: Likewise.
12648 * tree-ssa-coalesce.c: Likewise.
12649 * tree-ssa-dom.c: Likewise.
12650 * tree-ssa-dse.c: Likewise.
12651 * tree-ssa-forwprop.c: Likewise.
12652 * tree-ssa-live.c: Likewise.
12653 * tree-ssa-live.h: Likewise.
12654 * tree-ssa-loop-im.c: Likewise.
12655 * tree-ssa-loop-ivopts.c: Likewise.
12656 * tree-ssa-loop-niter.c: Likewise.
12657 * tree-ssa-loop-prefetch.c: Likewise.
12658 * tree-ssa-phiopt.c: Likewise.
12659 * tree-ssa-phiprop.c: Likewise.
12660 * tree-ssa-sccvn.c: Likewise.
12661 * tree-ssa-ter.c: Likewise.
12662 * tree-ssa-threadupdate.c: Likewise.
12663 * tree-ssa.c: Likewise.
12664 * tree-vect-analyze.c: Likewise.
12665 * tree-vect-transform.c: Likewise.
12666 * tree-vectorizer.c: Likewise.
12667 * tree-vn.c: Likewise.
12668 * tree-vrp.c: Likewise.
12669 * tree.c: Likewise.
12670 * tree.def: Likewise.
12671 * tree.h: Likewise.
12672 * unwind-dw2-fde.c: Likewise.
12673 * unwind.inc: Likewise.
12674 * value-prof.c: Likewise.
12675 * vmsdbgout.c: Likewise.
12677 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12679 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12680 always place FP constants in the TOC for TARGET_POWERPC64.
12681 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12683 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12685 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12686 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12687 enable for TARGET_E500_DOUBLE.
12688 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12689 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12690 floating-point modes like integer modes for E500 double.
12691 (rs6000_legitimate_offset_address_p): Likewise.
12692 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12693 addressing for DDmode for E500 double.
12694 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12695 modes as using 64-bits of registers for E500 double.
12696 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12697 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12698 specially for E500 double.
12699 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12700 TDmode for E500 double.
12701 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12702 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12703 (rs6000_split_multireg_move): Do not handle TDmode specially for
12705 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12706 using 64-bit registers for E500 double.
12707 (emit_frame_save): Do not handle DDmode specially for E500 double.
12708 (gen_frame_mem_offset): Likewise.
12709 (rs6000_function_value): Do not call spe_build_register_parallel
12710 for DDmode or TDmode.
12711 (rs6000_libcall_value): Likewise.
12712 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12713 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12716 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12718 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12721 2008-06-04 Junjie Gu <jgu@tensilica.com>
12723 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12724 comparison for frame pointers.
12726 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12729 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12731 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12734 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12735 register is already smaller or equal to required mode.
12737 2008-06-04 Xinliang David Li <davidxl@google.com>
12739 * tree-call-cdce.c: New file.
12740 (cond_dead_built_in_calls): New static variable.
12741 (input_domain): New struct.
12742 (check_pow): New function.
12743 (check_builtin_call): Ditto.
12744 (check_target_format): Ditto.
12745 (is_call_dce_candidate): Ditto.
12746 (gen_one_condition): Ditto.
12747 (gen_conditions_for_domain): Ditto.
12748 (get_domain): Ditto.
12749 (gen_conditions_for_pow_cst_base): Ditto.
12750 (gen_conditions_for_pow_int_base): Ditto.
12751 (gen_conditions_for_pow): Ditto.
12752 (get_no_error_domain): Ditto.
12753 (gen_shrink_wrap_conditions): Ditto.
12754 (shrink_wrap_one_built_in_call): Ditto.
12755 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12756 (tree_call_cdce): Ditto.
12757 (gate_call_cdce): Ditto.
12758 (pass_call_cdce): New gimple pass.
12759 * passes.c: (init_optimization_passes): New pass.
12760 * tree-pass.h: New pass declaration.
12761 * opts.c (decode_options): New flag setting.
12762 * common.opt: Add -ftree-builtin-call-dce flag.
12763 * Makefile.in: Add new source file.
12764 * tempvar.def: New tv_id.
12765 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12767 2008-06-04 Richard Guenther <rguenther@suse.de>
12769 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12770 (is_call_clobbered): Always check var_ann->call_clobbered.
12771 (mark_call_clobbered): Always set var_ann->call_clobbered.
12772 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12773 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12774 (reset_alias_info): Clear call clobbering info on MTAGs and
12776 (set_pt_anything): Set pt_global_mem.
12777 (create_tag_raw): Adjust comment.
12778 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12780 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12781 Maxim Kuvyrkov <maxim@codesourcery.com>
12783 * config/m68k/m68k.opt (mxgot): New option.
12784 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12785 (m68k_output_addr_const_extra): New.
12786 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12787 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12788 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12789 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12791 2008-06-04 Richard Guenther <rguenther@suse.de>
12793 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12794 negative or non-representable offsets.
12796 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12798 * config/i386/i386.c (ix86_gen_leave): New.
12799 (ix86_gen_pop1): Likewise.
12800 (ix86_gen_add3): Likewise.
12801 (ix86_gen_sub3): Likewise.
12802 (ix86_gen_sub3_carry): Likewise.
12803 (ix86_gen_one_cmpl2): Likewise.
12804 (ix86_gen_monitor): Likewise.
12805 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12806 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12807 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12808 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12809 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12810 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12811 (ix86_expand_epilogue): Updated.
12812 (print_operand): Handle integer register operand for 'z'.
12813 (ix86_expand_strlensi_unroll_1): Likewise.
12814 (ix86_expand_strlen): Likewise.
12815 (ix86_expand_builtin): Likewise.
12816 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12817 mov{q}/mov{l} and add{q}/add{l}.
12819 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12821 * config/i386/i386.md (P): New mode iterator.
12822 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12823 using P mode iterator.
12824 (DFmode push_operand splitter): Ditto.
12825 (XFmode push_operand splitter): Ditto.
12826 (DFmode float_extend SFmode push_operand splitter): Ditto.
12827 (XFmode float_extend SFmode push_operand splitter): Do not generate
12828 SImode pushes for 64bit target. Macroize Dimode and SImode
12829 pushes using P mode iterator.
12830 (XFmode float_extend DFmode push_operand splitter): Ditto.
12832 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12834 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12835 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12836 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12837 return type to int.
12838 (ix86_call_abi_override): Remove check for call_used_regs.
12840 2008-06-03 Richard Guenther <rguenther@suse.de>
12842 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12843 for the lhs of calls if the return type contains pointers.
12845 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12847 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12848 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12849 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12850 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12851 of cfun and DEFAULT_ABI to deceide abi mode.
12852 (DEFAULT_ABI): New.
12853 (REG_PARM_STACK_SPACE): Removed.
12854 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12855 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12856 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12857 (ix86_function_abi): Likewise.
12858 (ix86_function_type_abi): Likewise.
12859 (ix86_call_abi_override): Likewise.
12860 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12861 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12862 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12863 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12865 (X86_64_REGPARM_MAX): New.
12866 (X86_64_SSE_REGPARM_MAX): New.
12867 (X64_REGPARM_MAX): New.
12868 (X64_SSE_REGPARM_MAX): New.
12869 (X86_32_REGPARM_MAX): New.
12870 (X86_32_SSE_REGPARM_MAX): New.
12871 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12872 (ix86_function_regparm): Handle user calling abi.
12873 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12874 by DEFAULT_ABI versus SYSV_ABI check.
12875 (ix86_reg_parm_stack_space): New.
12876 (ix86_function_type_abi): New.
12877 (ix86_call_abi_override): New.
12878 (ix86_function_abi): New.
12879 (ix86_cfun_abi): New.
12880 (init_cumulative_args): Call abi specific initialization.
12881 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12882 (function_arg_64): Extend SSE_REGPARM_MAX check.
12883 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12884 (ix86_pass_by_reference): Likewise.
12885 (ix86_function_value_regno_p): Likewise.
12886 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12887 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12888 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12889 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12890 (setup_incoming_varargs_64): Adjust regparm for call abi.
12891 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12892 (ix86_va_start): Likewise.
12893 (ix86_gimplify_va_arg): Likewise.
12894 (ix86_expand_prologue): Likewise.
12895 (output_pic_addr_const): Likewise.
12896 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12897 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12898 (x86_output_mi_thunk): Likewise.
12899 (x86_function_profiler): Likewise.
12900 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12901 (SYSV_ABI, MS_ABI): New constants.
12902 (DEFAULT_ABI): New.
12903 (init_regs): Add prototype of function in regclass.c file.
12904 (OVERRIDE_ABI_FORMAT): New.
12905 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12906 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12907 (OUTGOING_REG_PARM_STACK_SPACE): New.
12908 (ix86_reg_parm_stack_space): New prototype.
12909 (CUMULATIVE_ARGS): Add call_abi member.
12910 (machine_function): Add call_abi member.
12911 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12912 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12914 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12917 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12918 (avr_builtin_setjmp_frame_value): New function.
12919 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12920 (nonlocal_goto): Define.
12922 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12924 * config/mips/mips.c (mips_emit_loadgp): Return early if
12925 there is nothing do to, otherwise emit a blockage if
12926 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12927 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12929 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12931 * configure.ac: Drop unneeded backslash ending up in config.in.
12932 * acinclude.m4: Likewise.
12933 * config.in: Regenerate.
12935 2008-05-26 Jan Hubicka <jh@suse.cz>
12937 * predict.c (maybe_hot_frequency_p): Break out of...
12938 (maybe_hot_bb_p): ... here.
12939 (maybe_hot_edge_p): New.
12940 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12941 * basic-block.h (maybe_hot_edge_p): Declare.
12943 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12945 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12946 (*cmpfp_<mode>_cc): Ditto.
12947 (*fp_jcc_8<mode>_387): Ditto.
12948 (*fop_<MODEF:mode>_2_i387): Ditto.
12949 (*fop_<MODEF:mode>_3_i387): Ditto.
12950 (*fop_xf_2_i387): Ditto.
12951 (*fop_xf_3_i387): Ditto.
12953 2008-06-02 Tomas Bily <tbily@suse.cz>
12955 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12957 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12959 * config/mips/mips.c (mips_valid_offset_p): New function.
12960 (mips_valid_lo_sum_p): Likewise.
12961 (mips_classify_address): Use them.
12962 (mips_force_address): New function.
12963 (mips_legitimize_address): Use it.
12964 * config/mips/mips.md (MOVE128): New mode iterator.
12965 (movtf): Require TARGET_64BIT. Remove empty strings.
12966 (*movtf_internal): Rename to...
12967 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12968 of "R" and use {,fp}{load,store} attributes instead of "multi".
12969 Use a separate define_split.
12970 (*movtf_mips16): New pattern.
12972 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12974 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12975 * config/mips/mips.c (mips_expand_before_return): New function.
12976 (mips_expand_epilogue): Call it.
12977 * config/mips/mips.md (return): Turn into a define_expand.
12978 (*return): New insn.
12980 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12982 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
12983 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
12984 functions. Do not emit uses and clobbers of CONCATs; individually
12985 use and clobber their operands.
12986 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
12987 gen_clobber, emit_use and gen_use.
12988 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
12989 (expand_builtin_return): Likewise.
12990 * cfgbuild.c (count_basic_blocks): Likewise.
12991 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
12992 * explow.c (emit_stack_restore): Likewise.
12993 * expmed.c (extract_bit_field_1): Likewise.
12994 * expr.c (convert_move, emit_move_complex_parts): Likewise.
12995 (emit_move_multi_word, store_constructor): Likewise.
12996 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
12997 (thread_prologue_and_epilogue_insns): Likewise.
12998 * lower-subreg.c (resolve_simple_move): Likewise.
12999 * optabs.c (widen_operand, expand_binop): Likewise.
13000 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13001 * reload.c (find_reloads): Likewise.
13002 * reload1.c (eliminate_regs_in_insn): Likewise.
13003 * stmt.c (expand_nl_goto_receiver): Likewise.
13004 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13005 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13006 * config/arm/arm.c (arm_load_pic_register): Likewise.
13007 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13008 * config/arm/arm.md (untyped_return): Likewise.
13009 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13010 * config/avr/avr.c (expand_prologue): Likewise.
13011 * config/bfin/bfin.c (do_unlink): Likewise.
13012 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13013 * config/cris/cris.c (cris_expand_prologue): Likewise.
13014 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13015 (machopic_legitimize_pic_address): Likewise.
13016 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13017 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13018 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13019 (ix86_expand_convert_uns_didf_sse): Likewise.
13020 (ix86_expand_vector_init_general): Likewise.
13021 * config/ia64/ia64.md (eh_epilogue): Likewise.
13022 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13023 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13024 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13025 (config/iq2000/iq2000.c): Likewise.
13026 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13027 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13028 (builtin_longjmp): Likewise.
13029 * config/mn10300/mn10300.md (call, call_value): Likewise.
13030 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13031 * config/pdp11/pdp11.md (abshi2): Likewise.
13032 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13033 * config/s390/s390.c (s390_emit_prologue): Likewise.
13034 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13035 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13036 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13037 * config/sh/sh.c (prepare_move_operands): Likewise.
13038 (output_stack_adjust, sh_expand_epilogue): Likewise.
13039 (sh_set_return_address, sh_expand_t_scc): Likewise.
13040 * config/sparc/sparc.c (load_pic_register): Likewise.
13041 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13042 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13043 * config/v850/v850.c (expand_epilogue): Likewise.
13045 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13047 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13048 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13049 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13050 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13051 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13052 stack pointer register.
13053 (output_movhi): Remove code for interrupt specific writing to the
13054 stack pointer register.
13056 2008-05-31 Richard Guenther <rguenther@suse.de>
13058 PR tree-optimization/34244
13059 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13060 (tree_expr_nonzero_warnv_p): Likewise.
13061 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13062 ssa_name_nonnegative_p.
13063 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13064 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13065 not tree_expr_nonzero_warnv_p.
13067 PR tree-optimization/36262
13069 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13071 PR tree-optimization/34244
13072 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13073 (record_numbers_of_iterations): New function.
13074 (execute_vrp): Cache the numbers of iterations of loops.
13075 * tree-scalar-evolution.c (scev_reset_except_niters):
13077 (scev_reset): Use scev_reset_except_niters.
13078 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13080 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13082 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13083 __WORKAROUND_RETS when appropriate.
13085 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13087 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13088 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13090 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13091 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13092 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13093 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13094 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13095 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13096 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13097 *fop_df_1_sse insn patterns using MODEF mode iterator.
13098 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13099 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13100 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13101 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13102 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13103 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13104 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13105 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13106 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13107 (*fop_xf_5_i387): Ditto.
13108 (*fop_xf_6_i387): Ditto.
13110 2008-05-30 Richard Guenther <rguenther@suse.de>
13112 * builtins.c (build_string_literal): Avoid generating
13113 a non-gimple_val result.
13115 2008-05-30 DJ Delorie <dj@redhat.com>
13117 * exec-tool.in: Use an environment variable (private) instead of a
13118 file (shared) as a semaphore, so as to not break parallel builds.
13120 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13122 * optabs.c (maybe_encapsulate_block): Remove.
13123 (emit_libcall_block): Adjust accordingly.
13124 * optabs.h (maybe_encapsulate_block): Remove prototype.
13126 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13127 Don't use maybe_encapsulate_block.
13129 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13131 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13132 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13133 rtx is a SYMBOL_REF before calling get_pool_constant.
13135 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13137 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13139 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13141 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13142 rather than OS names to choose INO_T_EQ definition.
13143 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13144 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13146 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13149 * config/darwin-f.c: New.
13150 * config/t-darwin: Added rule to build darwin-f.o.
13151 * config.gcc: Defined new variable, fortran_target_objs.
13152 (*-*-darwin*): Set fortran_target_objs.
13153 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13154 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13155 * configure: Regenerated.
13157 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13160 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13161 canonical type if needed.
13163 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13165 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13167 2008-05-29 Richard Guenther <rguenther@suse.de>
13169 PR tree-optimization/36343
13170 PR tree-optimization/36346
13171 PR tree-optimization/36347
13172 * tree-flow.h (clobber_what_p_points_to): Declare.
13173 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13174 pointed-to variable is dereferenced is irrelevant to whether
13175 the pointer can access the pointed-to variable.
13176 (clobber_what_p_points_to): New function.
13177 * tree-ssa-alias.c (set_initial_properties): Use it.
13178 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13179 call clobber check for NMTs.
13181 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13183 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13184 for printing gcov_type.
13186 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13188 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13189 and the eh region information.
13190 * value-prof.c (gimple_move_stmt_histograms): New function.
13191 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13193 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13195 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13197 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13199 * value-prof.c (tree_ic_transform): Print counts.
13200 * tree-profile.c (tree_gen_ic_func_profiler):
13201 Clear __gcov_indreict_call_callee variable to avoid misattribution
13204 2008-05-28 Rafael EspÃndola <espindola@google.com>
13206 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13209 2008-05-28 Richard Guenther <rguenther@suse.de>
13211 PR tree-optimization/36339
13212 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13213 and clobbering code out of the loop.
13215 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13217 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13220 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13221 s390_contiguous_bitmask_p, s390_symref_operand_p,
13222 s390_check_symref_alignment, s390_reload_larl_operand,
13223 s390_reload_symref_address): New functions.
13224 (s390_branch_condition_mnemonic): Support compare and branch
13226 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13227 and 'W' constraints.
13228 (s390_secondary_reload): Add secondary reloads for unaligned
13229 symbol refs or symbol refs to floating point or QI/TI mode
13231 (legitimate_address_p): Accept symbol references as addresses.
13232 (s390_expand_insv): Use rotate and insert selected bits
13233 instruction for insv when building for z10.
13234 (print_operand_address): Handle symbol ref addresses.
13235 (print_operand): Output modifier 'c' added for signed byte values.
13236 (s390_encode_section_info): Mark symbol refs with
13237 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13239 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13240 (length attribute): RRF, RRR have 4 byte length.
13241 (FPALL, INTALL): New mode iterators added.
13242 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13243 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13244 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13245 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13246 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13247 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13248 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13249 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13251 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13252 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13253 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13254 reload<INTALL:mode><P:mode>_toreg_z10,
13255 reload<FPALL:mode><P:mode>_tomem_z10,
13256 reload<FPALL:mode><P:mode>_toreg_z10,
13257 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13258 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13259 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13260 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13262 (movmem, clrmem, cmpmem): New splitters added.
13264 * config/s390/predicates.md (larl_operand): Use
13265 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13266 SYMBOL_REF_ALIGN1_P.
13267 (s390_signed_integer_comparison,
13268 s390_unsigned_integer_comparison): New predicates.
13270 * config/s390/s390-protos.h (s390_check_symref_alignment,
13271 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13272 s390_reload_symref_address,
13273 s390_compare_and_branch_condition_mask): Prototypes added.
13275 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13276 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13277 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13279 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13281 * config/s390/s390.c (z10_cost): New cost function for z10.
13282 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13283 (s390_issue_rate): Adjust issue rate for z10.
13284 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13285 (processor_flags): Add PF_Z10.
13286 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13287 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13288 * gcc/config.gcc: Add z10.
13290 2008-05-28 Richard Guenther <rguenther@suse.de>
13292 PR tree-optimization/36291
13293 * tree-flow. h (struct gimple_df): Remove var_anns member.
13294 * tree-flow-inline.h (gimple_var_anns): Remove.
13295 (var_ann): Simplify.
13296 * tree-dfa.c (create_var_ann): Simplify.
13297 (remove_referenced_var): Clear alias info from var_anns of globals.
13298 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13299 (delete_tree_ssa): Clear alias info from var_anns of globals.
13300 Do not free var_anns.
13301 (var_ann_eq): Remove.
13302 (var_ann_hash): Likewise.
13304 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13306 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13307 and loongson2f entries.
13308 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13309 * config/mips/mips.h (processor_type): Add Loongson-2E
13310 and Loongson-2F entries.
13311 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13312 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13313 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13314 * doc/invoke.texi (MIPS Options): Document loongson2e
13315 and loongson2f processor names.
13317 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13321 * config/i386/i386.c (ix86_function_arg_boundary): Use
13322 alignment of canonical type.
13323 (ix86_expand_vector_move): Check unaligned memory access for
13326 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13328 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13329 Moved to the front of file.
13331 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13332 H.J. Lu <hongjiu.lu@intel.com>
13334 * dwarf2out.c (current_fde): New.
13336 (lookup_cfa:): Likewise.
13337 (dwarf2out_end_epilogue): Likewise.
13338 (dwarf2out_note_section_used): Likewise.
13340 2008-05-27 Michael Matz <matz@suse.de>
13343 * c.opt (Wenum-compare): New warning option.
13344 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13346 2008-05-27 Michael Matz <matz@suse.de>
13348 PR middle-end/36326
13349 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13351 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13352 into memory as tail calls.
13354 2008-05-27 Richard Guenther <rguenther@suse.de>
13356 PR tree-optimization/36339
13357 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13358 pointers cause all addressable variables to be call clobbered.
13360 2008-05-27 Richard Guenther <rguenther@suse.de>
13362 PR tree-optimization/36245
13363 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13365 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13367 * config/s390/s390.md: Replace all occurences of the 'm'
13368 constraint with 'RT'.
13370 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13372 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13374 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13376 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13377 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13378 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13380 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13382 * reload.c: (find_reloads): Skip alternatives according to the
13383 "enabled" attribute. Constify the constraint variable.
13384 * recog.c (get_attr_enabled): Add default implementation.
13385 (extract_insn): Set the alternative_enabled_p array
13386 in the recog_data struct.
13387 (preprocess_constraints, constrain_operands): Skip
13388 alternatives according to the "enabled" attribute
13389 * recog.h (struct recog_data): New field alternative_enabled_p.
13390 (skip_alternative): New inline function.
13391 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13392 (record_reg_classes): Skip alternative according to the
13393 "enabled" attribute.
13395 * doc/md.texi: Add documention for the "enabled" attribute.
13397 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13399 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13400 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13401 constraint with TARGET_MEM_CONSTRAINT.
13402 * recog.c (asm_operand_ok, preprocess_constraints,
13403 constrain_operands): Likewise.
13404 * regclass.c (record_reg_classes): Likewise.
13405 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13406 * reload1.c (maybe_fix_stack_asms): Likewise.
13407 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13408 * recog.h: Adjust comment.
13409 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13410 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13411 * doc/md.texi: Add a note to description of 'm' constraint.
13412 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13414 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13416 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13417 that the bitfield is of integral type before testing its precision.
13419 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13420 Sa Liu <saliu@de.ibm.com>
13422 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13423 __modti3, __udivti3, __umodti3 and __udivmodti4.
13424 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13425 that implement TImode mul and div functions.
13426 * config/spu/multi3.c: New. Implement __multi3.
13427 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13428 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13431 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13433 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13434 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13435 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13436 tls_sysv_suffix): New mode and mode attribute iterators.
13437 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13438 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13439 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13440 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13441 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13444 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13446 PR tree-optimization/36329
13447 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13448 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13449 * cgraphbuild.c (initialize_inline_failed): Use the latter
13450 macro in lieu of the former.
13451 * ipa-inline.c (cgraph_mark_inline): Likewise.
13452 (cgraph_decide_inlining_of_small_function): Likewise.
13453 (cgraph_decide_inlining): Likewise.
13454 (cgraph_decide_inlining_incrementally): Likewise.
13456 2008-05-26 Tristan Gingold <gingold@adacore.com>
13457 Anatoly Sokolov <aesok@post.ru>
13459 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13460 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13461 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13462 optimization for 'avr6' architecture.
13464 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13467 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13469 2008-05-26 Richard Guenther <rguenther@suse.de>
13471 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13472 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13474 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13476 PR middle-end/36253
13477 * caller-save.c (insert_restore): Verify alignment of spill space.
13478 (insert_save): Likewise.
13479 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13480 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13481 (STACK_SLOT_ALIGNMENT): Likewise.
13482 * function.c (LOCAL_ALIGNMENT): Removed.
13483 (get_stack_local_alignment): New.
13484 (assign_stack_local): Use it. Set alignment on stack slot.
13485 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13486 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13487 (STACK_SLOT_ALIGNMENT): New.
13488 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13489 stack slot in XFmode.
13491 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13493 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13496 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13497 argument operand in rax isn't removed.
13499 2008-05-26 Richard Guenther <rguenther@suse.de>
13501 PR middle-end/36300
13502 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13503 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13505 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13508 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13510 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13512 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13513 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13515 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13517 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13518 build a trampoline if we don't want one.
13519 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13520 return zero for nested functions if we don't want a trampoline.
13522 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13524 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13526 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13529 * c.opt: Removed undocumented option '-lang-fortran'.
13530 * c-common.h: Removed global variable 'lang_fortran'.
13531 * c-opts.c (c_common_handle_option): Removed code to handle
13532 option '-lang-fortran'. Updated includes.
13533 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13534 definition of '__GFORTRAN__'.
13535 (define__GNUC__): Reimplemented to use BASEVER and
13536 cpp_define_formatted.
13537 (builtin_define_with_value_n): Removed.
13538 * c-incpath.h: Renamed to ...
13539 * incpath.h: ... this.
13540 * c-incpath.c: Renamed to ...
13541 * incpath.c: ... this. Updated includes.
13542 * fix-header.c: Updated includes.
13543 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13544 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13545 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13547 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13549 * tree.h: Update the table of flags used on tree nodes.
13550 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13551 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13552 (FORCED_LABEL): Add access check.
13553 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13554 (ASM_INPUT_P): Likewise.
13555 (ASM_VOLATILE_P): Likewise.
13556 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13557 (OMP_SECTION_LAST): Access private_flag directly.
13558 (OMP_RETURN_NOWAIT): Likewise.
13559 (OMP_PARALLEL_COMBINED): Likewise.
13560 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13561 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13562 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13563 deprecated_flag directly.
13565 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13567 * final.c (frame_pointer_needed): Removed.
13568 * flags.h (frame_pointer_needed): Likewise.
13570 * function.h (rtl_data): Add frame_pointer_needed.
13571 (frame_pointer_needed): New.
13573 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13575 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13577 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13579 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13582 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13584 * c-common.c (strip_array_types): Move function to..
13586 (get_inner_array_type): Delete.
13587 * c-common.h (strip_array_types): Move declaration to..
13589 (get_inner_array_type): Delete.
13590 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13591 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13592 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13593 * config/pa/pa.c (emit_move_sequence): Likewise.
13595 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13597 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13600 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13602 * function.c: Include target hook for nonlocal_goto frame value.
13604 2008-05-24 Richard Guenther <rguenther@suse.de>
13606 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13607 variable can be only accessed through a pointer or a union.
13609 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13611 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13612 * doc/extend.texi: Likewise.
13614 2008-05-23 DJ Delorie <dj@redhat.com>
13616 * config/m32c/jump.md (untyped_call): Add.
13618 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13619 for A24 to PSImode.
13620 (m32c_address_cost): Detail costs for indirect offsets.
13622 2008-05-23 Rafael EspÃndola <espindola@google.com>
13624 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13625 if a node is a SUBREG.
13626 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13629 2008-05-23 Paul Brook <paul@codesourcery.com>
13630 Carlos O'Donell <carlos@codesourcery.com>
13632 * doc/extend.texi: Clarify use of __attribute__((naked)).
13633 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13634 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13635 * function.c (use_register_for_decl): Use
13636 targetm.calls.allocate_stack_slots_for_args.
13637 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13638 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13639 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13641 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13643 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13645 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13647 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13648 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13649 is only rounded once.
13651 2008-05-23 Richard Guenther <rguenther@suse.de>
13653 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13655 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13656 Jakub Jelinek <jakub@redhat.com>
13659 * configure.ac: Handle --enable-cld.
13660 * configure: Regenerated.
13661 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13662 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13663 (ix86_current_function_needs_cld): New define.
13664 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13665 (cld): New isns pattern.
13666 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13667 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13668 * config/i386/i386.opt (mcld): New option.
13669 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13670 TARGET_CLD and ix86_current_function_needs_cld.
13671 (override_options): Use -mcld by default for 32-bit code if
13674 * doc/install.texi (Options specification): Document --enable-cld.
13675 * doc/invoke.texi (Machine Dependent Options)
13676 [i386 and x86-64 Options]: Add -mcld option.
13677 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13679 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13680 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13681 (return_in_memory_64): Likewise.
13682 (return_in_memory_ms_64): Likewise.
13684 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13686 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13687 * builtins.c (fold_builtin_fpclassify): New.
13688 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13689 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13690 * c-common.c (handle_type_generic_attribute): Adjust to accept
13691 fixed arguments before an elipsis.
13692 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13693 * doc/extend.texi: Document __builtin_fpclassify.
13695 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13697 * omp-low.c (gate_expand_omp_ssa): Remove.
13698 (pass_expand_omp_ssa): Remove.
13699 (gate_expand_omp): Do not check for flag_openmp_ssa.
13700 * common.opt (-fopenmp-ssa): Remove.
13701 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13703 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13705 * config/sh/sh.opt (mfixed-range): New option.
13706 * config/sh/sh-protos.h (sh_fix_range): Declare.
13707 * config/sh/sh.c (sh_fix_range): New function.
13708 * config/sh/sh.h (sh_fixed_range_str): Declare.
13709 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13711 * doc/invoke.texi (SH Options): Document -mfixed-range.
13713 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13715 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13716 it before the redeclaration.
13718 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13720 * config/avr/avr.c (get_sequence_length): Add new function.
13721 (expand_prologue, expand_epilogue): Remove duplicate code.
13723 2008-05-22 Rafael EspÃndola <espindola@google.com>
13725 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13728 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13730 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13731 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13733 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13734 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13735 (vect_update_misalignment_for_peel): Likewise.
13736 (vector_alignment_reachable_p): Likewise.
13737 * tree-vect-transform.c (vectorizable_load): Likewise.
13738 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13739 (get_vectype_for_scalar_type): Pass mode of scalar_type
13740 to UNITS_PER_SIMD_WORD.
13742 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13743 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13744 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13745 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13746 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13748 2008-05-22 Ira Rosen <irar@il.ibm.com>
13750 PR tree-optimization/36293
13751 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13752 if the first load must be skipped because of a gap.
13754 2008-05-22 Richard Guenther <rguenther@suse.de>
13756 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13757 more cases of offset disambiguation that is possible if
13758 strict-aliasing rules apply.
13759 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13760 for basic offset and type-based disambiguation.
13762 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13764 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13765 ix86_expand_vector_set on V16QImode for SSE4.1.
13767 2008-05-21 Tom Tromey <tromey@redhat.com>
13769 * c.opt (Wimport): Mark as undocumented.
13770 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13772 (Warning Options): Likewise.
13773 * doc/cppopts.texi: Don't mention -Wimport.
13775 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13777 PR tree-optimization/36287
13778 PR tree-optimization/36286
13779 * lambda-code.c (build_access_matrix): Do not use the loop->num
13780 for computing the number of induction variables: use the loop depth
13783 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13786 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13787 option -f(no-)leading-underscore.
13789 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13791 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13792 GET_MODE_NUNITS (mode).
13794 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13796 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13797 (-mmulhw): Add 464 to description.
13798 (-mdlmzb): Likewise.
13799 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13800 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13802 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13803 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13804 * config/rs6000/rs6000.md: Update comments for 464.
13806 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13808 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13810 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13812 * config/i386/sse.md (vec_extractv4sf): Removed.
13813 (vec_extractv2df): Likewise.
13814 (vec_extractv2di): Likewise.
13815 (vec_extractv4si): Likewise.
13816 (vec_extractv8hi): Likewise.
13817 (vec_extractv16qi): Likewise.
13818 (vec_extract<mode>): New.
13820 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13822 * config/i386/sse.md (vec_setv4sf): Removed.
13823 (vec_setv2df): Likewise.
13824 (vec_setv2di): Likewise.
13825 (vec_setv4si): Likewise.
13826 (vec_setv8hi): Likewise.
13827 (vec_setv16qi): Likewise.
13828 (vec_set<mode>): New.
13830 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13832 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13833 goto for vec_concat and vec_interleave.
13835 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13837 * config/i386/sse.md (vec_initv4sf): Removed.
13838 (vec_initv2df): Likewise.
13839 (vec_initv2di): Likewise.
13840 (vec_initv4si): Likewise.
13841 (vec_initv8hi): Likewise.
13842 (vec_initv16qi): Likewise.
13843 (vec_init<mode>): New.
13845 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13847 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13849 2008-05-21 Tom Tromey <tromey@redhat.com>
13851 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13852 (zone_find_object_offset): Likewise.
13853 (gt_ggc_m_S): Likewise.
13854 (highest_bit): Likewise.
13855 * ggc-page.c (gt_ggc_m_S): New function.
13856 * stringpool.c (string_stack): Remove.
13857 (init_stringpool): Update.
13858 (ggc_alloc_string): Use ggc_alloc.
13859 (maybe_delete_ident): New function.
13860 (ggc_purge_stringpool): Likewise.
13861 (gt_ggc_m_S): Remove.
13862 * ggc-common.c (ggc_protect_identifiers): New global.
13863 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13864 ggc_protect_identifiers.
13865 * ggc.h (ggc_protect_identifiers): Declare.
13866 (gt_ggc_m_S): Update.
13867 (ggc_purge_stringpool): Declare.
13868 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13869 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13871 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13873 2008-05-21 David S. Miller <davem@davemloft.net>
13875 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13878 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13880 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13883 2008-05-20 David Daney <ddaney@avtrex.com>
13885 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13886 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13887 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13888 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13889 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13890 (atomic_hiqi_op): New define_code_iterator.
13891 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13892 mips_expand_compare_and_swap_12.
13893 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13894 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13895 (sync_<optab><mode>, sync_old_<optab><mode>,
13896 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13897 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13898 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13899 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13900 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13901 (test_and_set_12): New insn.
13902 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13903 sync_new_<optab><mode>, sync_old_nand<mode>,
13904 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13905 clobber to operand 0 for SI and DI mode insns.
13906 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13907 mips_gen_fn_4): New typedefs.
13908 (mips_gen_fn_ptrs): Define new union type.
13909 (mips_expand_compare_and_swap_12): Remove declaration.
13910 (mips_expand_atomic_qihi): Declare function.
13911 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13912 (mips_expand_atomic_qihi): ... this. Use new generator function
13914 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13915 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13916 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13917 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13918 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13919 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13920 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13921 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13922 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13923 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13926 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13928 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13931 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13933 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13934 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13935 (avr_attribute_table): Add 'OS_main' function attribute.
13936 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13937 functions with 'OS_main' attribute.
13939 2008-05-20 Richard Guenther <rguenther@suse.de>
13941 PR tree-optimization/35204
13942 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13943 helper, split out from ...
13944 (DFS): ... here. Make the DFS walk non-recursive.
13946 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13947 Jan Sjodin <jan.sjodin@amd.com>
13949 PR tree-optimization/36181
13950 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13951 (parallelize_loops): Don't parallelize when the loop has vector
13954 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13955 Sebastian Pop <sebastian.pop@amd.com>
13957 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13958 matrix, and never look at the tree representation of the memory
13960 (linear_transform_loops): Computes parameters and access matrices.
13961 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13963 (access_matrix_get_index_for_parameter): New.
13964 * tree-data-ref.h (struct access_matrix): New.
13965 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13966 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13967 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13968 am_vector_index_for_loop): New.
13969 (struct data_reference): Add field access_matrix.
13970 (DR_ACCESS_MATRIX): New.
13971 (compute_data_dependences_for_loop): Update declaration.
13972 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13973 * lambda.h (lambda_vector_vec_p): Declared.
13974 * lambda-code.c: Depend on pointer-set.h.
13975 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13976 av_for_af_base, av_for_af, build_access_matrix,
13977 lambda_compute_access_matrices): New.
13978 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13980 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13982 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
13983 $SOURCEDIR/include.
13985 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13986 Sebastian Pop <sebastian.pop@amd.com>
13988 PR tree-optimization/36206
13989 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
13991 (instantiate_scev_1): Rename flags to fold_conversions.
13992 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
13993 outeside instantiation_loop.
13994 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
13995 (evolution_function_is_affine_or_constant_p): Removed.
13996 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
13998 (analyze_siv_subscript): Pass in the loop nest number.
13999 Call evolution_function_is_affine_in_loop instead of
14000 evolution_function_is_affine_p.
14001 (analyze_overlapping_iterations): Pass in the loop nest number.
14003 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14004 Sebastian Pop <sebastian.pop@amd.com>
14006 PR tree-optimization/36206
14007 * tree-chrec.h (chrec_fold_op): New.
14008 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14011 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14013 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14015 (remove_duplicates): Do not set inode on non-inode systems.
14018 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14020 * config.gcc (tm_file): Update comments about relative pathnames.
14022 2008-05-20 Richard Guenther <rguenther@suse.de>
14024 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14025 * tree-ssa-sccvn.c (process_scc): Likewise.
14026 * tree-ssa-sink.c (execute_sink_code): Likewise.
14027 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14028 * tree-vrp.c (process_assert_insertions): Likewise.
14029 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14030 (perform_tree_ssa_dce): Likewise.
14031 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14032 (dump_dominator_optimization_stats): Likewise.
14033 * tree-vectorizer.c (vectorize_loops): Likewise.
14035 2008-05-20 Richard Guenther <rguenther@suse.de>
14037 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14039 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14041 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14042 (ix86_i386elf_return_in_memory): Likewise.
14043 (ix86_i386interix_return_in_memory): Likewise.
14044 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14045 (SUBTARGET_RETURN_IN_MEMORY): New.
14046 * config/i386/i386elf.h: Likewise.
14047 * config/i386/ptx4-i.h: Likewise.
14048 * config/i386/sol2-10.h: Likewise.
14049 * config/i386/sysv4.h: Likewise.
14050 * config/i386/vx-common.h: Likewise.
14051 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14052 * config/i386/i386.c (ix86_return_in_memory): Made static and
14053 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14054 (ix86_i386elf_return_in_memory): Removed.
14055 (ix86_i386interix_return_in_memory): Removed.
14056 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14057 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14059 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14061 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14063 2008-05-19 Xinliang David Li <davidxl@google.com>
14065 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14067 * common.opt: Ditto.
14068 * doc/invoke.texi: Ditto.
14070 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14072 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14073 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14075 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14077 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14078 sizes of operand array from 8/4 to 4/2.
14079 (ix86_expand_vector_init_general): Change size of operand array
14080 from 32 to 16. Remove op0, op1 and half_mode.
14082 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14084 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14085 (ix86_expand_vector_init_interleave): Likewise.
14086 (ix86_expand_vector_init_general): Use them. Assert
14087 word_mode == SImode when n_words == 4.
14089 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14091 * config/i386/i386.c (ix86_secondary_reload): New static function.
14092 (TARGET_SECONDARY_RELOAD): New define.
14093 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14094 * config/i386/i386.md (reload_outqi): Remove.
14096 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14098 PR middle-end/35509
14099 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14100 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14101 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14102 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14103 (fold_builtin_1): Likewise.
14104 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14105 c-common.c (check_builtin_function_arguments): Handle
14106 BUILT_IN_ISINF_SIGN.
14107 * doc/extend.texi: Document __builtin_isinf_sign.
14108 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14110 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14112 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14113 EH cleanup at the end of the pass, search for those that have been
14114 turned into forwarder blocks and do the cleanup on their successor.
14116 2008-05-18 Richard Guenther <rguenther@suse.de>
14118 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14119 pointers to sizetype and vice versa.
14121 2008-05-18 Xinliang David Li <davidxl@google.com>
14123 * gcc/tree-ssa-dce.c: Coding style fix.
14124 (check_pow): Documentation comment.
14125 (check_log): Documenation comment. Coding style fix.
14126 (is_unnecessary_except_errno_call): Ditto.
14127 (gen_conditions_for_pow): Ditto.
14128 (gen_conditions_for_log): Ditto.
14129 (gen_shrink_wrap_conditions): Ditto.
14130 (shrink_wrap_one_built_in_calls): Ditto.
14131 * gcc/doc/invoke.texi: Better documentation string.
14132 * ChangeLog: Fix wrong change log entries from
14133 May 17 checkin on function call DCE.
14135 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14137 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14139 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14141 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14142 * df-problems.c (simulation routines): Fixed block comment to
14143 properly say how to add forwards scanning functions.
14145 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14147 * tree-inline.c (setup_one_parameter): Remove dead code.
14149 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14151 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14152 a BIT_AND_EXPR only for an INTEGER_TYPE.
14154 2008-05-17 Xinliang David Li <davidxl@google.com>
14156 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14157 (check_pow, check_log, is_unnecessary_except_errno_call): New
14158 functions to check for eliminating math functions that are pure
14159 except for setting errno.
14160 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14161 general condition expressions for shrink-wrapping pow/log calls.
14162 (gen_shrink_wrap_conditions): Ditto.
14163 (shrink_wrap_one_built_in_call): Ditto.
14164 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14165 (mark_operand_necessary): If debugging, output if OP is necessary.
14166 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14168 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14170 * gcc/common.opt: New user flag -ftree-builtin-dce.
14171 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14173 2008-05-16 David S. Miller <davem@davemloft.net>
14175 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14176 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14178 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14181 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14183 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14185 * ifcvt.c (dead_or_predicable): Rename
14186 df_simulate_one_insn_backwards to df_simulate_one_insn.
14187 * recog.c (peephole2_optimize): Ditto.
14188 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14190 * df.h: Rename df_simulate_one_insn_backwards to
14191 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14192 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14193 scanning of defs and uses.
14194 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14195 (df_simulate_one_insn_forwards): Removed.
14197 2008-05-16 Doug Kwan <dougkwan@google.com>
14199 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14201 (real_from_string): Handle NaNs and Inf as approriate.
14203 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14205 * doc/gty.texi (Source Files Containing Type Information): Note
14206 that headers should appear first in the gtfiles list.
14208 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14210 * tree.def (COND_EXEC): Properly documented this code.
14212 2008-05-16 Diego Novillo <dnovillo@google.com>
14214 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14215 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14218 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14220 * tree-ssa-dse (max_stmt_uid): Removed.
14221 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14222 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14223 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14224 * function.h (cfun.last_stmt_uid): New field.
14225 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14226 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14228 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14229 (create_stmt_ann): Initialize the ann->uid field.
14230 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14232 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14234 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14236 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14237 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14238 (init_empty_tree_cfg): Call it.
14240 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14242 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14245 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14247 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14248 * tree-dump.c (dump_options): New verbose option.
14249 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14251 * tree-pass.h (TDF_VERBOSE): New dump flag.
14252 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14253 (tree-flow.h): Added include.
14254 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14256 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14258 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14260 From Jie Zhang <jie.zhang@analog.com>
14261 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14262 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14263 mcpu=bf561-none and mcpu=bf561-0.2.
14264 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14265 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14266 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14267 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14268 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14269 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14270 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14272 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14273 (cputype_selected): Remove.
14274 (bfin_handle_option): Don't use cputype_selected.
14275 (override_options): When no mcpu option, enable all workarounds.
14276 Don't use bfin_workarounds.
14277 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14279 (DEFAULT_CPU_TYPE): Don't define.
14281 2008-05-16 Richard Guenther <rguenther@suse.de>
14283 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14284 on deletion of the last stmt.
14286 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14288 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14289 V8HImode for SSE2 and V16QImode for SSE4.1.
14291 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14293 * cgraph.h (compute_inline_parameters): Made public.
14294 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14295 variable_generate_summary, function_write_summary,
14296 variable_write_summary, variable_read_summary. Added generate_summary,
14297 write_summary, read_summary.
14298 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14299 pass_ipa_inline.function_generate_summary, to
14300 compute_inline_parameters.
14301 * ipa-inline.c (compute_inline_parameters): Made public and added
14303 (compute_inline_parameters_for_current): New function.
14304 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14305 (inline_generate_summary): Removed parameter and made to loop over
14307 (pass_ipa_inline): Updated for new IPA_PASS structure.
14308 * passes.c (execute_ipa_summary_passes): Now is called once per
14309 pass rather than once per node*pass.
14311 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14313 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14314 avr_have_mul_p, avr_asm_only_p): Remove variables.
14315 (avr_override_options): Remove initialization of removed variables.
14316 (avr_file_start): Convert removed variables to fields of
14317 'struct base_arch_s *avr_current_arch'.
14318 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14319 (AVR_HAVE_MUL): (Ditto.).
14320 (AVR_HAVE_MOVW): (Ditto.).
14321 (AVR_HAVE_LPMX): (Ditto.).
14322 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14323 avr_asm_only_p): Remove declaration.
14325 2008-05-15 Diego Novillo <dnovillo@google.com>
14327 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14328 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14330 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14332 PR middle-end/36194
14333 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14334 Don't call record_truncated_value from here.
14335 (record_truncated_value): Turn it into a for_each_rtx callback.
14336 (record_truncated_values): New function.
14337 (combine_instructions): Call note_uses with record_truncated_values.
14338 Change name of check_conversion to check_promoted_subreg.
14340 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14342 * doc/sourcebuild.texi: Document support for torture tests.
14344 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14346 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14347 to alternative 4 of operand 2.
14349 2008-05-15 Richard Guenther <rguenther@suse.de>
14351 * tree-pass.h (current_pass): Declare.
14352 (get_pass_for_id): Likewise.
14353 * passes.c (passes_by_id, passes_by_id_size): New globals.
14354 (set_pass_for_id): New function.
14355 (get_pass_for_id): Likewise.
14356 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14357 (execute_function_todo): Flush per function statistics.
14358 * toplev.c (compile_file): Init statistics.
14359 (general_init): Do early statistics initialization.
14360 (finalize): Finish statistics.
14361 * statistics.h (statistics_early_init): Declare.
14362 (statistics_init): Likewise.
14363 (statistics_fini): Likewise.
14364 (statistics_fini_pass): Likewise.
14365 (statistics_counter_event): Likewise.
14366 (statistics_histogram_event): Likewise.
14367 * statistics.c: New file.
14368 * Makefile.in (OBJS-common): Add statistics.o.
14369 (statistics.o): Add dependencies.
14370 * doc/invoke.texi (-fdump-statistics): Document.
14372 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14373 (insert): Likewise.
14374 (execute_pre): Use statistics_counter_event.
14375 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14376 (substitute_and_fold): Increment it. Use statistics_counter_event.
14378 2008-05-15 Diego Novillo <dnovillo@google.com>
14380 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14382 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14383 * tree-ssa-alias.c (new_type_alias): Remove references to
14384 sub-variables from comment.
14385 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14387 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14389 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14390 attribute to 1 only for insertps alternative.
14392 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14394 * config/bfin/bfin.md (loadbytes): New pattern.
14395 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14396 (bfin_init_builtins): Initialize it.
14397 (bdesc_1arg): Add it.
14399 2008-05-15 Sa Liu <saliu@de.ibm.com>
14401 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14402 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14403 * testsuite/lib/target-supports.exp: Add
14404 check_effective_target_fortran_integer_16.
14406 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14408 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14409 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14410 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14411 (TARGET_RETURN_IN_MEMORY): Define.
14413 2008-05-15 Richard Guenther <rguenther@suse.de>
14415 PR middle-end/36244
14416 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14417 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14418 represent unmodifiable vars.
14420 2008-05-15 Richard Guenther <rguenther@suse.de>
14422 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14423 INDIRECT_REF and TARGET_MEM_REF.
14424 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14427 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14428 H.J. Lu <hongjiu.lu@intel.com>
14430 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14431 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14432 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14433 insn alternatives. Add missing alternatives.
14434 (*vec_concatv2di_rex64_sse4_1): Likewise.
14435 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14436 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14437 Require TARGET_SSE.
14439 2008-05-15 Richard Guenther <rguenther@suse.de>
14441 PR tree-optimization/36009
14442 PR tree-optimization/36204
14443 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14444 (determine_invariantness_stmt): Record the loop a store is
14445 always executed in.
14446 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14449 2008-05-15 Richard Guenther <rguenther@suse.de>
14451 PR tree-optimization/34330
14452 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14453 through the pointer will alias the SMT.
14455 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14457 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14459 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14461 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14463 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14464 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14466 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14467 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14468 (vashl_optab): New optab for vector/vector shifts.
14469 (vashr_optab): Ditto.
14470 (vlshr_optab): Ditto.
14471 (vrotl_optab): Ditto.
14472 (vrotr_optab): Ditto.
14473 (optab_subtype): New enum for optab_for_tree_code call.
14474 (optab_for_tree_code): Add enum optab_subtype argument.
14476 * optabs.c (optab_for_tree_code): Take an additional argument to
14477 distinguish between a vector shift by a scalar and vector shift by
14478 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14479 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14480 vector shift by a vector.
14481 (expand_widen_pattern_expr): Pass additional argument to
14482 optab_for_tree_code.
14484 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14485 vrotl_optab, vrotr_optab.
14487 * expr.c (expand_expr_real_1): Update calls to
14488 optab_for_tree_code to distinguish between vector shifted by a
14489 scalar and vector shifted by a vector.
14490 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14491 (supportable_narrowing_operation): Ditto.
14492 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14493 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14494 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14495 (vect_create_epilog_for_reduction): Ditto.
14496 (vectorizable_reduction): Ditto.
14497 (vectorizable_operation): Ditto.
14498 (vect_strided_store_supported): Ditto.
14499 (vect_strided_load_supported): Ditto.
14500 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14501 * expmed.c (expand_shift): Ditto.
14503 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14505 (ashr@var{m}3): Ditto.
14506 (vashl@var{m}3): Document new vector/vector shift standard name.
14507 (vashr@var{m}3): Ditto.
14508 (vlshr@var{m}3): Ditto.
14509 (vrotl@var{m}3): Ditto.
14510 (vrotr@var{m}3): Ditto.
14512 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14513 (PPERM_INVERT): Ditto.
14514 (PPERM_REVERSE): Ditto.
14515 (PPERM_REV_INV): Ditto.
14516 (PPERM_ZERO): Ditto.
14517 (PPERM_ONES): Ditto.
14518 (PPERM_SIGN): Ditto.
14519 (PPERM_INV_SIGN): Ditto.
14520 (PPERM_SRC1): Ditto.
14521 (PPERM_SRC2): Ditto.
14523 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14524 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14525 allows a memory operand to be the value being added, and split it
14526 to improve vectorization.
14527 (sse5_pmacsdqh_mem): Ditto.
14528 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14529 (sse5_mulv2div2di3_high): Ditto.
14530 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14531 (vec_pack_trunc_v4si): Ditto.
14532 (vec_pack_trunc_v2di): Ditto.
14533 (sse5_pcmov_<mode>): Remove code that tried to use use
14534 andps/andnps instead of pcmov.
14535 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14536 pmacsdqh instructions.
14537 (vec_widen_smult_lo_v4si): Ditto.
14539 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
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.
14549 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14551 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14553 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14554 says ignore whether the last reference is a memory operand.
14556 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14557 Paolo Bonzini <bonzini at gnu dot org>
14559 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14562 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14563 (vlshr<mode>3): Rename from vlshr<mode>3.
14564 (vashr<mode>3): Rename from vashr<mode>3.
14565 (mulv4sf3): Change the names of vector shift patterns.
14569 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14572 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14597 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14598 (floatunssidf2_internal): Change vector/vector shift names.
14599 (floatunsdidf2_internal): Ditto.
14606 (vashl<mode>3): Rename from ashl<mode>3.
14607 (vashr<mode>3): Rename from ashr<mode>3.
14608 (vlshr<mode>3): Rename from lshr<mode>3.
14609 (vrotl<mode>3): Rename from rotl<mode>3.
14611 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14614 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14615 multiply gives the wrong value when doing widening multiplies.
14616 (vec_widen_smult_lo_v4si): Ditto.
14618 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14620 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14621 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14622 emit_library_call_value.
14623 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14624 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14625 * calls.c (initialize_argument_information, precompute_arguments,
14626 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14627 (precompute_arguments): Removed flags parameter.
14628 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14630 2008-05-14 Richard Guenther <rguenther@suse.de>
14632 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14633 Make sure to register the store if the use is a PHI_NODE.
14635 2008-05-14 Olivier Hainque <hainque@adacore.com>
14637 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14638 memory if the component is to be referenced in BLKmode according
14639 to get_inner_reference.
14641 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14643 * calls.c (emit_library_call_value_1): Restore code clearing
14644 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14646 2008-05-14 Olivier Hainque <hainque@adacore.com>
14647 Nicolas Roche <roche@adacore.com>
14649 * configure.ac: Add support for a "gcc_subdir" variable in
14650 config-lang.in, to denote a subdirectory where the language/GCC
14651 integration files are to be found.
14652 * configure: Regenerate.
14654 2008-05-14 Ira Rosen <irar@il.ibm.com>
14656 PR tree-optimization/36098
14657 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14658 value for the first load in the group in case of a gap.
14659 (vect_build_slp_tree): Check that there are no gaps in loads.
14661 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14663 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14664 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14665 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14666 emit_insn and remove unneeded code to construct extra args.
14667 (emit_no_conflict_block): Removed.
14668 * optabls.h: (emit_no_conflict_block): Removed.
14669 * cse.c (cse_extended_basic_block): Remove search for
14670 REG_NO_CONFLICT note.
14671 * global.c: Removed incorrect comment added in revision 117.
14672 * expr.c (convert_move): Change call to emit_no_conflict_block to
14674 * recog.c: Change comments so that they do not mention
14676 * local_alloc.c (combine_regs): Removed last parameter.
14677 (no_conflict_p): Removed.
14678 (block_alloc): Removed note, no_conflict_combined_regno and set
14679 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14680 (combine_regs): Removed already_dead and code to look for
14681 REG_NO_CONFLICT notes.
14682 * lower_subreg (remove_retval_note): Removed code to look for
14683 REG_NO_CONFLICT block.
14684 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14685 (resolve_clobber): Remove code to process libcalls that have
14686 REG_NO_CONFLICT notes.
14687 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14689 * combine.c (can_combine_p, distribute_notes): Removed
14690 REG_NO_CONFLICT case.
14691 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14693 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14694 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14696 * reg-notes.def (NO_CONFLICT): Removed.
14698 2008-05-14 David S. Miller <davem@davemloft.net>
14700 * config/sparc/sparc.c (sparc_profile_hook): If
14701 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14702 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14703 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14705 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14707 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14709 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14712 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14713 and op1 expansion before vector concat to have less live pseudos.
14715 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14717 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14718 ix86_expand_vector_set if supported.
14720 2008-05-13 Diego Novillo <dnovillo@google.com>
14721 Kenneth Zadeck <zadeck@naturalbridge.com>
14723 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14725 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14726 phinodes_print_statistics, init_ssanames, fini_ssanames,
14727 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14728 release_ssa_name, release_defs, replace_ssa_name_symbol,
14729 ssanames_print_statistics): Move ...
14730 * tree-flow.h: ... here.
14731 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14732 Use FN instead of cfun.
14733 (make_ssa_name_fn): Rename from make_ssa_name.
14734 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14735 * tree-flow-inline.h (make_ssa_name): Move from
14736 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14737 * omp-low.c (expand_omp_parallel):
14738 * tree-flow-inline.h (redirect_edge_var_map_result):
14739 * tree-ssa.c (init_tree_ssa): Add argument FN.
14740 Use it instead of cfun. Update all users.
14742 2008-05-13 Tom Tromey <tromey@redhat.com>
14744 PR preprocessor/22168:
14745 * doc/cpp.texi (Top): Update menu.
14746 (Alternatives to Wrapper #ifndef): New node.
14747 (Other Directives): Document deprecation.
14748 (Obsolete Features): Remove menu.
14749 (Assertions): Merge node into Obsolete Features.
14750 (Obsolete once-only headers): Move earlier; rename to Alternatives
14751 to Wrapper #ifndef.
14752 * doc/cppopts.texi: Update.
14753 * c.opt (Wdeprecated): Enable for C and ObjC.
14754 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14755 (C++ Dialect Options): Move -Wno-deprecated from here to...
14756 (Warning Options): ... here.
14758 2008-05-13 Richard Guenther <rguenther@suse.de>
14760 PR middle-end/36227
14761 * fold-const.c (fold_sign_changed_comparison): Do not allow
14762 changes in pointer-ness.
14764 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14767 * config/sh/sh.c (sh_expand_prologue): Don't clear
14768 RTX_FRAME_RELATED_P for push insns.
14770 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14772 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14774 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14776 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14777 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14778 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14780 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14782 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14783 (*vec_concatv4sf_sse): This.
14784 (*sse2_concatv2si): Renamed to ...
14785 (*vec_concatv2si_sse2): This.
14786 (*sse1_concatv2si): Renamed to ...
14787 (*vec_concatv2si_sse): This.
14788 (*vec_concatv2di_rex): Renamed to ...
14789 (*vec_concatv2di_rex64): This.
14790 (*vec_concatv2si_sse4_1): New.
14791 (*vec_concatv2di_rex64_sse4_1): Likewise.
14793 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14795 PR rtl-optimization/36111
14796 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14797 that was created for swappable operands.
14799 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14802 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14803 * configure.ac: Add call to ACX_PROG_GNAT.
14805 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14807 * optc-gen.awk: Fix comment typo.
14809 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14811 * pretty-print.c (pp_integer_with_precision): Use
14812 HOST_LONG_LONG_FORMAT.
14814 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14816 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14818 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14820 * config/i386/i386.c (bdesc_ptest): Removed.
14821 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14822 (bdesc_args): Add __builtin_ia32_ptestz128,
14823 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14824 (ix86_init_mmx_sse_builtins): Updated.
14825 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14826 (ix86_expand_builtin): Updated.
14828 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14830 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14831 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14833 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14835 * value-prof.c (interesting_stringop_to_profile): Do not
14836 return early for BUILT_IN_MEMPCPY.
14838 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14840 * calls.c (expand_call): Don't use callgraph to increase
14841 preferred_stack_boundary.
14843 * cgraph.h (cgraph_rtl_info): Use unsigned on
14844 preferred_incoming_stack_boundary.
14846 * final.c (rest_of_clean_state): Use unsigned on
14847 preferred_stack_boundary.
14849 2008-05-09 Tom Tromey <tromey@redhat.com>
14851 PR preprocessor/22231:
14852 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14855 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14857 PR tree-optimization/36129
14858 * tree-ssa-ccp.c: Include value-prof.h.
14859 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14860 built-in function was folded to a constant.
14861 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14863 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14864 Sebastian Pop <sebastian.pop@amd.com>
14866 * tree-scalar-evolution.c: Document instantiate_scev.
14867 (instantiate_parameters_1): Renamed instantiate_scev_1.
14868 Don't use the same loop for instantiation_loop and evolution_loop.
14869 (instantiate_scev): New.
14870 (instantiate_parameters): Moved...
14871 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14872 same loop twice. Maintains the semantics for this function.
14873 * tree-scalar-evolution.h (instantiate_scev): Declare.
14874 (instantiate_parameters): ...here. Now static inline.
14875 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14876 instead of resolve_mixers.
14878 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14880 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14882 2008-05-09 Tomas Bily <tbily@suse.cz>
14884 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14885 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14886 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14887 * c-common.c (c_common_truthvalue_conversion): Likewise.
14888 * tree-object-size.c (compute_object_offset): Likewise.
14889 * tree-inline.c (estimate_num_insns_1): Likewise.
14890 * varasm.c (const_hash_1, compare_constant, copy_constant)
14891 (compute_reloc_for_constant, output_addressed_constants)
14892 (initializer_constant_valid_p): Likewise.
14893 * c-omp.c (check_omp_for_incr_expr): Likewise.
14894 * gimplify.c (gimplify_expr): Likewise.
14895 * c-typeck.c (c_finish_return): Likewise.
14896 * tree-vectorizer.c (supportable_widening_operation)
14897 (supportable_narrowing_operation): Likewise.
14898 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14899 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14900 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14901 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14902 (descr_info_loc): Likewise.
14903 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14904 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14905 (fold_unary): Likewise.
14906 * builtins.c (get_pointer_alignment): Likewise.
14907 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14908 (instantiate_parameters_1): Likewise.
14909 * tree.c (expr_align, stabilize_reference): Likewise.
14910 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14911 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14912 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14913 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14914 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14915 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14917 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14918 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14919 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14920 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14921 (forward_propagate_comparison)
14922 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14923 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14924 * emit-rtl.c (component_ref_for_mem_expr)
14925 (set_mem_attributes_minus_bitpos): Likewise.
14926 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14927 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14929 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14930 (build_function_call, pointer_diff, build_compound_expr)
14931 (c_finish_return): Likewise.
14932 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14933 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14935 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14936 * expr.c (is_aligning_offset): Likewise.
14937 * tree-ssa-alias.c (is_escape_site): Likewise.
14938 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14939 (check_all_va_list_escapes): Likewise.
14940 * tree-ssa-loop-ivopts.c (determine_base_object)
14941 (determine_common_wider_type): Likewise.
14942 * dojump.c (do_jump): Likewise.
14943 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14944 * tree-gimple.c (is_gimple_cast): Likewise.
14945 * fold-const.c (decode_field_reference, )
14946 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14947 (fold_binary): Likewise.
14948 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14949 (already_warned_in_frontend_p): Likewise.
14950 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14951 * tree.c (really_constant_p, get_unwidened): Likewise.
14952 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14953 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14954 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14956 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14958 (CONVERT_EXPR_P): Define.
14959 (CASE_CONVERT): Define.
14961 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14963 PR middle-end/36117
14964 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14965 (delete_unmarked_insns): When deleting a call, call
14966 delete_unreachable_blocks.
14967 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14968 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14970 2008-05-08 Richard Guenther <rguenther@suse.de>
14972 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14973 (-ftree-salias): Likewise.
14974 (salias-max-implicit-fields): Remove param documentation.
14975 (salias-max-array-elements): Likewise.
14976 * tree-pass.h (pass_create_structure_vars): Remove.
14977 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14978 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14979 * tree-ssa-alias.c (create_structure_vars): Remove.
14980 (gate_structure_vars): Likewise.
14981 (pass_create_structure_vars): Likewise.
14982 (gate_build_alias): Likewise.
14983 (pass_build_alias): Adjust to run always and dump the function.
14984 * common.opt (ftree-salias): Hide.
14985 * passes.c (init_optimization_passes): Remove
14986 pass_create_structure_vars, adjust comment.
14987 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14988 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14989 * opts.c (decode_options): Do not set flag_tree_salias.
14990 (common_handle_option): Add OPT_ftree_salias to the backward
14991 compatibility section.
14993 2008-05-08 Richard Guenther <rguenther@suse.de>
14995 * tree-flow-inline.h (var_can_have_subvars): Move ...
14996 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
14997 * tree-flow.h (var_can_have_subvars): Remove.
14998 (push_fields_onto_fieldstack): Remove.
14999 (sort_fieldstack): Likewise.
15000 (struct fieldoff): Move ...
15001 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15002 alias_set and base_for_components fields.
15003 (sort_fieldstack): Make static.
15004 (push_fields_onto_fieldstack): Likewise. Remove code that
15005 handles anything but RECORD_TYPEs. Remove alias_set and
15006 base_for_components handling.
15007 (create_variable_info_for): Adjust.
15009 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15011 * common.opt (Wframe-larger-than=): Shorten the help message
15013 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15015 2008-05-08 Rafael EspÃndola <espindola@google.com>
15017 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15019 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15020 trap and that both operands are gimple values.
15021 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15022 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15025 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15027 * read-rtl.c (join_c_conditions): Return the first string if the
15028 two strings are equal.
15030 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15032 * gensupport.h (pred_data): Add a "num_codes" field.
15033 (add_predicate_code): Declare.
15034 * gensupport.c (add_predicate_code): New function.
15035 (std_pred_table): Add an "allows_const_p" field.
15036 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15037 Remove the (incomplete) list of such codes from the codes field.
15038 (init_predicate_table): Use add_predicate_code. Add all
15039 RTX_CONST_OBJs if allows_const_p is true.
15040 * genrecog.c (process_define_predicate): Use add_predicate_code.
15042 2008-05-08 David Daney <ddaney@avtrex.com>
15043 Richard Sandiford <rsandifo@nildram.co.uk>
15045 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15046 special case of constant zero operands.
15047 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15048 old and new values. Special case constant zero values.
15049 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15051 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15052 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15054 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15057 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15058 similar RTX_CONST_OBJ before CONST_INT.
15060 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15062 * stmt.c (expand_stack_restore): Change sa mode if needed.
15064 2008-05-08 Richard Guenther <rguenther@suse.de>
15066 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15067 return type to bool.
15068 (ix86_sol10_return_in_memory): Likewise.
15069 (ix86_i386elf_return_in_memory): Likewise.
15070 (ix86_i386interix_return_in_memory): Likewise.
15071 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15072 (ix86_sol10_return_in_memory): Likewise.
15073 (ix86_i386elf_return_in_memory): Likewise.
15074 (ix86_i386interix_return_in_memory): Likewise.
15076 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15079 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15081 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15082 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15085 2008-05-08 Richard Guenther <rguenther@suse.de>
15087 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15088 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15089 (DR_SUBVARS): Remove.
15090 * tree-dfa.c (dump_subvars_for): Remove.
15091 (debug_subvars_for): Likewise.
15092 (dump_variable): Do not dump subvars.
15093 (remove_referenced_var): Do not remove subvars.
15094 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15095 (lookup_subvars_for_var): Remove.
15096 (get_subvars_for_var): Likewise.
15097 (get_subvars_at): Likewise.
15098 (get_first_overlapping_subvar): Likewise.
15099 (overlap_subvar): Likewise.
15100 * tree-flow.h (subvar_t): Remove.
15101 (struct var_ann_d): Remove subvars field.
15102 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15103 argument. Remove special handling of SFTs.
15104 (compute_tag_properties): Likewise.
15105 (set_initial_properties): Likewise.
15106 (compute_call_clobbered): Likewise.
15107 (count_mem_refs): Likewise.
15108 (compute_memory_partitions): Likewise.
15109 (compute_flow_insensitive_aliasing): Likewise.
15110 (setup_pointers_and_addressables): Likewise.
15111 (new_type_alias): Likewise.
15112 (struct used_part): Remove.
15113 (used_portions): Likewise.
15114 (struct used_part_map): Likewise.
15115 (used_part_map_eq): Likewise.
15116 (used_part_map_hash): Likewise.
15117 (free_used_part_map): Likewise.
15118 (up_lookup): Likewise.
15119 (up_insert): Likewise.
15120 (get_or_create_used_part_for): Likewise.
15121 (create_sft): Likewise.
15122 (create_overlap_variables_for): Likewise.
15123 (find_used_portions): Likewise.
15124 (create_structure_vars): Likewise.
15125 * tree.def (STRUCT_FIELD_TAG): Remove.
15126 * tree.h (MTAG_P): Adjust.
15127 (struct tree_memory_tag): Remove base_for_components and
15128 unpartitionable flags.
15129 (struct tree_struct_field_tag): Remove.
15130 (SFT_PARENT_VAR): Likewise.
15131 (SFT_OFFSET): Likewise.
15132 (SFT_SIZE): Likewise.
15133 (SFT_NONADDRESSABLE_P): Likewise.
15134 (SFT_ALIAS_SET): Likewise.
15135 (SFT_UNPARTITIONABLE_P): Likewise.
15136 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15137 (union tree_node): Remove sft field.
15138 * alias.c (get_alias_set): Remove special handling of SFTs.
15139 * print-tree.c (print_node): Remove handling of SFTs.
15140 * tree-dump.c (dequeue_and_dump): Likewise.
15141 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15142 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15143 * tree-predcom.c (set_alias_info): Do not set subvars.
15144 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15145 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15146 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15147 (add_vars_for_offset): Remove.
15148 (add_virtual_operand): Remove special handling of SFTs.
15149 (add_call_clobber_ops): Likewise.
15150 (add_call_read_ops): Likewise.
15151 (get_asm_expr_operands): Likewise.
15152 (get_modify_stmt_operands): Likewise.
15153 (get_expr_operands): Likewise.
15154 (add_to_addressable_set): Likewise.
15155 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15156 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15157 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15158 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15159 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15160 (tree_node_structure): Likewise.
15161 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15163 (find_what_p_points_to): Likewise.
15165 2008-05-08 Sa Liu <saliu@de.ibm.com>
15167 * config/spu/spu.md: Fixed subti3 pattern.
15169 2008-05-08 Richard Guenther <rguenther@suse.de>
15171 PR middle-end/36154
15172 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15173 sure to create a representative for trailing arrays for PTA.
15175 2008-05-08 Richard Guenther <rguenther@suse.de>
15177 PR middle-end/36172
15178 * fold-const.c (operand_equal_p): Two objects which types
15179 differ in pointerness are not equal.
15181 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15183 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15184 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15185 (emit_library_call_value_1): Add new variable fndecl initialized by
15186 NULL_TREE. It should be the decl type of orgfun, but this information
15187 seems not to be available here, so it uses the default calling abi.
15188 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15189 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15190 by TARGET_RETURN_IN_MEMORY.
15191 * config/i386/i386-interix.h: Likewise.
15192 * config/i386/i386.h: Likewise.
15193 * config/i386/i386elf.h: Likewise.
15194 * config/i386/ptx4-i.h: Likewise.
15195 * config/i386/sol2-10.h: Likewise.
15196 * config/i386/sysv4.h: Likewise.
15197 * config/i386/vx-common.h: Likewise.
15198 * config/cris/cris.h: Removed #if 0 clause.
15199 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15200 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15202 (ix86_sol10_return_in_memory): Likewise.
15203 (ix86_i386elf_return_in_memory): New.
15204 (ix86_i386interix_return_in_memory): New.
15205 * config/mt/mt-protos.h (mt_return_in_memory): New.
15206 * config/mt/mt.c: Likewise.
15207 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15208 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15209 * config/bfin/bfin.h: Likewise.
15210 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15212 * config/bfin/bfin.c: Likewise.
15213 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15214 * config/alpha/unicosmk.h: Likewise.
15215 * config/i386/cygming.h: Likewise.
15216 * config/iq2000/iq2000.h: Likewise.
15217 * config/mips/mips.h: Likewise.
15218 * config/mn10300/mn10300.h: Likewise.
15219 * config/rs6000/rs6000.h: Likewise.
15220 * config/score/score.h: Likewise.
15221 * config/spu/spu.h: Likewise.
15222 * config/v850/v850.h: Likewise.
15223 * defaults.h: Likewise.
15224 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15225 * expr.c (emit_block_move): Adjust use of
15226 OUTGOING_REG_PARM_STACK_SPACE.
15227 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15228 OUTGOING_REG_PARM_STACK_SPACE.
15229 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15231 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15233 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15234 on OMP_RETURN for OMP_FOR.
15237 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15238 (fortran_common): New function.
15239 (gen_variable_die): Call fortran_common instead of common_check,
15240 adjust for it returning tree instead of rtx. Formatting.
15242 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15246 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15247 * c-decl.c (merge_decls): Ditto.
15248 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15249 to RTL_CONST_OR_PURE_CALL_P.
15250 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15251 Initialized DECL_LOOPING_CONST_PURE.
15252 (process_call_operands): Set tree_side_effects properly.
15253 * tree.h (TREE_READONLY_DECL_P): Removed.
15254 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15255 (DECL_LOOPING_OR_CONST_P): New macro.
15256 (struct tree_function_decl): Added looping_const_or_pure_p.
15257 (ECF_*) Renumbered.
15258 (ECF_LOOPING_OR_CONST_P): New macro.
15259 * rtlanal.c (pure_const_p): Removed.
15260 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15261 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15262 to RTL_CONST_CALL_P.
15263 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15264 (check_decl, check_tree, check_call, scan_function): Initialize
15266 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15267 (static_execute): Set looping true for recursive functions.
15268 Undo setting state to IPA_NEITHER for recursive functions.
15269 * cse.c (cse_insn):
15270 * ifcvt.c (noce_can_store_speculate_p): Changed
15271 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15272 RTL_CONST_OR_PURE_CALL_P.
15273 * dse.c (scan_insn): Ditto.
15274 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15275 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15276 RTL_CONST_OR_PURE_CALL_P.
15277 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15278 pure_call_p to RTL_CONST_CALL_P.
15279 * gimplify.c (gimplify_call_expr): Clear side effects for
15280 non-looping pure and constant calls.
15281 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15282 (flags_from_decl_or_type): Set ecf flags from decl flags.
15283 (initialize_argument_information): Turn off
15284 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15285 Change const to pure if callee_copies is true rather than just
15287 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15288 way of marking pure calls.
15289 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15290 Remove hack that was supposed to fix pr7335 and remove old
15291 way of marking pure calls.
15292 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15293 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15294 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15295 RTL_CONST_OR_PURE_CALL_P.
15296 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15297 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15298 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15299 * sched-deps.c (schedule_analyze): Ditto.
15300 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15301 return_val field of calls to represent pure and const function info.
15302 (CONST_OR_PURE_CALL_P): Deleted macro.
15303 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15304 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15305 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15307 * tree-optimize.c (execute_fixup_cfg): Added test for
15308 ECF_LOOPING_CONST_OR_PURE.
15309 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15311 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15312 effects for looping pure or const calls.
15313 (verify_gimple_expr): Added verification code.
15314 * config/alpha/alpha.c (alpha_legitimize_address,
15315 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15317 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15318 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15319 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15320 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15321 RTL_CONST_OR_PURE_CALL_P.
15322 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15323 and const calls to be deleted.
15325 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15328 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15329 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15330 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15331 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15332 to handle nonimmediate operands.
15333 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15334 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15335 to handle nonimmediate operands.
15336 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15337 (mmx_pmulhrwv4hi3): New expander. Use
15338 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15339 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15340 (sse2_umulv1siv1di3): New expander. Use
15341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15342 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15343 (mmx_eq<mode>3): New expander. Use
15344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15345 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15346 (mmx_uavgv8qi3): New expander. Use
15347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15348 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15349 (mmx_uavgv4hi3): New expander. Use
15350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15352 * config/i386/sse.md
15353 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15354 to handle nonimmediate operands.
15355 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15356 to handle nonimmediate operands.
15357 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15358 to handle nonimmediate operands.
15359 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15360 to handle nonimmediate operands.
15361 (sse2_unpckhpd_exp): New expander. Use
15362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15363 (sse2_unpcklpd_exp): New expander. Use
15364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15365 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15366 to handle nonimmediate operands.
15367 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15368 to handle nonimmediate operands.
15369 (*sse2_<plusminus_insn><mode>3): Rename from
15370 sse2_<plusminus_insn><mode>3 insn pattern.
15371 (sse2_<plusminus_insn><mode>3): New expander. Use
15372 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15373 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15374 (sse2_umulv2siv2di3): New expander. Use
15375 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15376 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15377 (sse4_1_mulv2siv2di3): New expander. Use
15378 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15379 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15380 (sse2_pmaddwd): New expander. Use
15381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15382 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15383 (sse2_eq<mode>3): New expander. Use
15384 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15385 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15386 (sse4_1_eqv2di3): New expander. Use
15387 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15388 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15389 (sse2_uavgv16qi3): New expander. Use
15390 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15391 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15392 (sse2_uavgv16qi3): New expander. Use
15393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15394 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15395 (sse2_uavgv8hi3): New expander. Use
15396 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15397 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15398 (ssse3_pmulhrswv8hi3): New expander. Use
15399 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15400 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15401 (ssse3_pmulhrswv4hi3): New expander. Use
15402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15404 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15405 (<sse>_vmmul<mode>3): Ditto.
15406 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15408 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15409 (ssse3_pmaddubsw): Ditto.
15411 * config/i386/i386.c (struct_builtin_description)
15412 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15413 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15414 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15415 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15416 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15417 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15418 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15419 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15420 (ix86_fixup_binary_operands): Assert that src1
15421 and src2 must have the same mode when swapped.
15422 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15423 and ix86_binary_operator_ok. Do not force operands in registers
15426 2008-05-07 Jan Hubicka <jh@suse.cz>
15428 * cgraph.c (dump_cgraph_node): Update.
15429 * cgraph.h (cgraph_local_info): Break out inline summary.
15430 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15432 * ipa-inline (inline_summary): New accestor function.
15433 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15434 cgraph_decide_inlining, compute_inline_parameters): Update.
15435 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15437 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15439 Cleanup ColdFire scheduling support and add V4 pipeline model.
15441 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15442 (define_attr cpu): Add cfv4 value.
15443 (define_attr type, define_attr type1): Merge into a single 'type'
15444 attribute. Update all uses.
15445 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15446 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15448 (define_attr opx_mem, define_attr opy_mem): Remove.
15449 (define_attr op_mem): Clean up, update comment.
15450 (define_attr size): Use specific values instead of general int.
15451 (define_attr guess, define_attr split): Remove. Update all uses.
15452 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15453 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15454 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15455 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15456 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15457 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15458 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15459 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15460 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15461 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15462 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15463 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15464 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15465 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15466 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15467 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15468 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15469 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15470 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15471 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15472 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15473 Update or set attributes.
15474 (stack_tie): New fake instruction.
15476 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15477 (m68k_sched_attr_size): Update declaration.
15478 (m68k_sched_attr_type2): Remove.
15479 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15480 Declare new bypass predicates.
15482 * config/m68k/m68k.c (m68k_sched_issue_rate,
15483 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15485 (TARGET_SCHED_ISSUE_RATE,
15486 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15487 (override_options): Handle scheduling for ColdFire V4 core.
15488 (m68k_expand_prologue): Emit stack_tie.
15489 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15490 'OP_TYPE_FPN'. Update all uses.
15491 (sched_guess_p): Remove.
15492 (sched_address_type): Handle symbolic addresses.
15493 (sched_get_operand): New static function.
15494 (sched_operand_type): Merge into sched_attr_op_type.
15495 (sched_attr_op_type): Handle FP registers, handle quick constants,
15497 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15498 (m68k_sched_attr_size): Update. Move logic to ...
15499 (sched_get_attr_size_int): New static function.
15500 (sched_get_opxy_mem_type): New static function.
15501 (m68k_sched_attr_op_mem): Update.
15502 (m68k_sched_attr_type2): Remove.
15503 (sched_cfv4_bypass_data): New static variable.
15504 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15505 (m68k_sched_issue_rate): Implement scheduler hook.
15506 (struct _sched_ib: enabled_p): New field.
15507 (m68k_sched_variable_issue): Update. Handle V4.
15508 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15509 sched_dump_class_func_t, sched_dump_split_class,
15510 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15511 sched_dump_dfa_class, m68k_sched_dump): Remove.
15512 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15514 (m68k_sched_init_global): Remove statisctics dumping, introduce
15515 sanity check that all instructions have pipeline reservations. Handle
15517 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15518 Handle ColdFire V4 core.
15519 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15520 New static functions.
15521 (m68k_sched_address_bypass_p): New bypass predicate.
15522 (sched_get_indexed_address_scale): New static function.
15523 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15525 * cf.md: Update comments.
15526 (define_attr type2): Remove. Use 'type' attribute instead.
15528 (cf_ib): Rename to cfv123_ib. Update all uses.
15529 (cf_oep): Rename to cfv123_oep. Update all uses.
15530 (cf_chr): Rename to cfv123_chr. Update all uses.
15531 (cf_mem): Rename to cfv123_mem. Update all uses.
15532 (cf_mac): Move to more appropriate place.
15533 (cfv123_guess): New automaton and cpu_unit.
15534 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15535 Update uses of 'size' attribute. Handle before reload scheduling.
15536 (cfv123_guess): New dummy reservation for unhandled instructions.
15537 (cfv4_*): Pipeline description of ColdFire V4 core.
15538 (ignore): New reservation to handle 'ignore' type.
15540 2008-05-07 Ian Lance Taylor <iant@google.com>
15542 PR middle-end/36013
15543 * gimplify.c (find_single_pointer_decl_1): Don't look through
15545 (find_single_pointer_decl): Adjust comments.
15547 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15549 PR middle-end/36137
15550 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15551 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15553 PR middle-end/36106
15554 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15555 integral type rather than floating point, then VIEW_CONVERT_EXPR
15556 to the floating point type.
15558 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15560 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15561 TFmode op0 to register.
15563 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15565 * c-decl.c (grokdeclarator): Comment typo.
15567 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15569 * tree-flow.h: Remove prototype for computed_goto_p.
15570 * tree-cfg.c (computed_goto_p): Make static.
15572 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15575 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15576 (contains_aligned_value_p): This. Handle _Decimal128.
15577 (ix86_function_arg_boundary): Only align _Decimal128 to its
15578 natural boundary and handle it properly.
15580 2008-05-06 Martin Jambor <mjambor@suse.cz>
15582 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15583 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15584 (ipcp_method_set_orig_node): Removed.
15585 (ipcp_cval_get_cvalue_type): Removed.
15586 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15587 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15588 (ipcp_cval_set_cvalue_type): Removed.
15589 (ipcp_cval_get_cvalue): Removed.
15590 (ipcp_cval_set_cvalue): Removed.
15591 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15592 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15593 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15594 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15595 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15596 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15597 (ipcp_get_ith_lattice): Changed parameters.
15598 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15599 (ipcp_lattice_from_jfunc): Changed parameters.
15600 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15601 (ipcp_method_cval_print): Added temporary variable info.
15602 (ipcp_redirect): Removed already unused local variable caller.
15603 (ipcp_redirect): New temporary variable orig_callee_info
15604 (ipcp_redirect): Removed newly unused local variable callee.
15605 (ipcp_redirect): Removed (a bit confusing) local variable type.
15606 (ipcp_insert_stage): Added local variable info.
15607 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15609 (ipcp_formal_create): Removed.
15610 (ipcp_method_cval_set): Removed.
15611 (ipcp_propagate_stage): Renamed lattice variables.
15612 (ipcp_method_cval_set_cvalue_type): Removed.
15613 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15614 (ipcp_print_all_lattices): Changed printed strings to refer to
15615 lattices rather than cvals.
15616 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15617 (ipcp_propagate_const): Changed formal parameters.
15618 (build_const_val): Changed formal parameters.
15619 (ipcp_insert_stage): Removed useless variable cvalue
15620 (build_const_val): Changed formal parameters.
15621 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15622 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15623 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15624 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15625 (ipcp_print_func_profile_counts): Changed string from "method" to
15627 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15628 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15629 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15630 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15631 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15632 (ipcp_lat_is_const): Changed parameters and made inline.
15633 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15634 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15635 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15636 the predicate condition directly
15637 (ipcp_propagate_stage): Added local variable args. Removed local
15638 variable callee. (Both are mere code simplifications.)
15639 (ipcp_method_dont_insert_const): Renamed to
15640 ipcp_node_not_modifiable_p.
15641 (ipcp_node_not_modifiable_p): Made inline.
15642 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15643 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15644 (ipcp_print_all_lattices): Removed variable cvalue
15645 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15648 2008-05-06 Olivier Hainque <hainque@adacore.com>
15650 * tree-sra.c (try_instantiate_multiple_fields): Early return
15651 if field has POINTER_TYPE.
15653 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15655 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15656 by using 'q' specifier for instruction.
15657 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15659 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15661 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15662 Change mode of zero_extract from QImode to HImode.
15663 (sign bit tests peepholes): (Ditto.).
15665 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15667 * config/i386/mmx.md: Remove double backslashes from asm templates.
15668 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15669 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15670 to handle nonimmediate operands.
15671 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15672 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15673 to handle nonimmediate operands.
15674 (*mmx_<code>v2sf3_finite): New insn pattern.
15675 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15676 (mmx_<code>v2sf3): New expander. Use
15677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15678 (mmx_<plusminus_insn><mode>3): New expander. Use
15679 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15680 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15681 (mmx_add<mode>3): Removed.
15682 (mmx_ssadd<mode>3): Ditto.
15683 (mmx_usadd<mode>3): Ditto.
15684 (mmx_sub<mode>3): Ditto.
15685 (mmx_sssub<mode>3): Ditto.
15686 (mmx_ussub<mode>3): Ditto.
15687 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15688 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15689 to handle nonimmediate operands.
15690 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15692 (mmx_smulv4hi3_highpart): New expander. Use
15693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15694 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15696 (mmx_umulv4hi3_highpart): New expander. Use
15697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15698 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15699 (mmx_<code>v4hi3): New expander. Use
15700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15701 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15702 (mmx_<code>v8qi3): New expander. Use
15703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15704 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15705 (mmx_<code><mode>3): New expander. Use
15706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15708 2008-05-05 Jan Hubicka <jh@suse.cz>
15710 PR tree-optimization/36118
15711 * passes.c (pass_init_dump_file): Fix dump header.
15713 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15715 PR middle-end/36141
15716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15717 VCE for function decls.
15719 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15721 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15723 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15725 * config/i386/i386.md (sat_plusminus): New.
15726 (plusminus_insn): Likewise.
15727 (plusminus_mnemonic): Likewise.
15729 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15730 (*<addsub><mode>3_cc_overflow): Renamed to ...
15731 (*<plusminus_insn><mode>3_cc_overflow): This.
15732 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15733 (*<plusminus_insn>si3_zext_cc_overflow): This.
15735 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15736 (<plusminus_insn><mode>3): This.
15737 (*<addsub><mode>3): Renamed to ...
15738 (*<plusminus_insn><mode>3): This.
15739 (<sse>_vm<addsub><mode>3): Renamed to ...
15740 (<sse>_vm<plusminus_insn><mode>3): This.
15741 (sse3_h<addsub>v4sf3): Renamed to ...
15742 (sse3_h<plusminus_insn>v4sf3): This.
15743 (sse3_h<addsub>v2df3): Renamed to ...
15744 (sse3_h<plusminus_insn>v2df3): This.
15745 (<plusminus_insn><mode>3): New.
15746 (*<plusminus_insn><mode>3): Likewise.
15747 (sse2_<plusminus_insn><mode>3): Likewise.
15748 (add<mode>): Removed.
15749 (*add<mode>3): Likewise.
15750 (sse2_ssadd<mode>3): Likewise.
15751 (sse2_usadd<mode>3): Likewise.
15752 (sub<mode>3): Likewise.
15753 (*sub<mode>3): Likewise.
15754 (sse2_sssub<mode>3): Likewise.
15755 (sse2_ussub<mode>3): Likewise.
15757 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15759 * gthr-single.h: Add in required interface elements as per gthr.h.
15760 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15761 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15762 Generalize UNUSED macro.
15763 (__gthread_once): Add.
15764 (__gthread_key_create): Add.
15765 (__gthread_key_delete): Add.
15766 (__gthread_getspecific): Add.
15767 (__gthread_setspecific): Add.
15769 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15772 the same size types for the indirect reference on the rhs, then
15775 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.md
15778 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15779 one insn template instead of template series.
15780 (*xordi_1_rex64): Ditto.
15781 (*xordi_2_rex64): Ditto.
15783 2008-05-05 Ira Rosen <irar@il.ibm.com>
15785 PR tree-optimization/36119
15786 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15789 2008-06-04 Jan Hubicka <jh@suse.cz>
15791 tree-optimization/36100
15792 * tree-pass.h (pass_O0_always_inline): Declare.
15793 * ipa-inline.c (inline_transform): Remove dead code.
15794 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15795 pass_O0_always_inline): New.
15796 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15798 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15800 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15801 mnemonic in this_param move for TARGET_64BIT.
15803 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15806 (*strmovsi_rex_1): Ditto.
15807 (*strsetsi_1): Ditto.
15808 (*strsetsi_rex_1): Ditto.
15810 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15811 adddicc expanders using SWI mode iterator.
15813 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15816 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15819 2008-05-04 David S. Miller <davem@davemloft.net>
15821 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15822 (sparc*-*-linux*): Use linux.h in tm_file.
15823 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15824 compiler defaulting to 32-bit.
15825 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15827 * config/sparc/linux.h: Remove definitions now obtained
15828 properly from linux.h
15829 * config/sparc/linux64.h: Likewise.
15830 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15831 don't want this setting for 32-bit builds in a biarch compiler.
15832 * doc/install.texi: Add sparc-linux to list of targets
15833 supporting --enable-targets=all.
15835 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15837 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15839 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15841 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15842 after V4SI_FTYPE_V8HI.
15843 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15844 case V4SI_FTYPE_V2DF.
15846 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15848 * doc/invoke.texi (max-flow-memory-locations): Removed.
15849 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15851 2008-05-03 Richard Guenther <rguenther@suse.de>
15853 PR middle-end/34973
15854 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15856 2008-05-02 David S. Miller <davem@davemloft.net>
15858 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15860 2008-05-02 Simon Baldwin <simonb@google.com>
15863 * c-common.h (warn_array_subscript_range): Removed.
15864 * c-common.c (warn_array_subscript_range): Ditto.
15865 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15866 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15868 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15870 * config/i386/i386.c (ix86_special_builtin_type): New.
15871 (bdesc_special_args): Likewise.
15872 (ix86_expand_special_args_builtin): Likewise.
15873 (ix86_init_mmx_sse_builtins): Updated.
15874 (ix86_expand_builtin): Updated.
15875 (ix86_expand_store_builtin): Removed.
15876 (ix86_expand_unop_builtin): Likewise.
15878 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15879 * config/i386/mmintrin.h (__v2sf): Here.
15881 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15883 (_mm_loadl_pi): Likewise.
15884 (_mm_storeh_pi): Replace __v2si with __v2sf.
15885 (_mm_storel_pi): Likewise.
15887 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15888 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15889 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15890 __builtin_ia32_loadlpd.
15892 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15895 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15896 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15897 (ix86_init_mmx_sse_builtins): Updated.
15898 (ix86_expand_args_builtin): Likewise.
15899 (ix86_expand_builtin): Likewise.
15900 (ix86_expand_unop1_builtin): Renamed to ...
15901 (ix86_expand_unop_vec_merge_builtin): This.
15903 2008-05-01 Jan Hubicka <jh@suse.cz>
15906 * ipa-inline.c (inline_generate_summary): Make static.
15907 (inline_transform): Do not call inlining at -O0; make static.
15908 * passes.c (execute_todo): Add sanity check.
15909 (execute_one_ipa_transform_pass): Execute proper flags.
15911 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15913 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15914 (DECL_NONADDRESSABLE_P): Likewise.
15915 * alias.c (record_component_aliases): Fix comment.
15917 2008-05-01 Simon Baldwin <simonb@google.com>
15919 * c-common.h (warn_array_subscript_range): New function.
15920 * c-common.c (warn_array_subscript_range): Ditto.
15921 * tree-vrp.c (check_array_ref): Corrected code to agree with
15922 comment, ignoring only arrays of size 0 or size 1.
15923 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15925 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15927 * config/i386/i386.c (ix86_builtin_type): Replace
15928 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15929 (bdesc_args): Updated.
15930 (ix86_init_mmx_sse_builtins): Likewise.
15931 (ix86_expand_args_builtin): Likewise.
15933 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15936 * doc/extend.texi: Correct __builtin_ia32_palignr.
15938 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15941 * config/i386/i386.c (bdesc_crc32): Removed.
15942 (ix86_expand_crc32): Likewise.
15943 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15944 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15945 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15946 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15947 UINT_FTYPE_UINT_UCHAR.
15948 (bdesc_args): Updated. Add crc32 builtins.
15949 (ix86_init_mmx_sse_builtins): Updated.
15950 (ix86_expand_args_builtin): Updated to support subreg.
15952 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15954 2008-05-01 Jan Hubicka <jh@suse.cz>
15956 * tree-pass.h (opt_pass): Add IPA_PASS.
15957 (varpool_node, cgraph_node): Forward declare.
15958 (ipa_opt_pass): Define.
15959 (pass_ipa_inline): Turn into ipa_opt_pass.
15960 (pass_apply_inline): Remove.
15961 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15962 (apply_inline): Turn into ....
15963 (inline_transform): ... this one.
15964 (inline_generate_summary): New function.
15965 (pass_apply_inline): Remove.
15966 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15968 (struct function): Add ipa_transforms_to_apply.
15969 * passes.c (register_one_dump_file): Work on IPA_PASS.
15970 (init_optimization_passes): Remove pass_inline_parameters and
15972 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15973 (execute_one_pass) ... here; apply transforms when possible.
15974 (add_ipa_transform_pass, execute_ipa_summary_asses,
15975 execute_one_ipa_transform_pass): New.
15976 (execute_ipa_pass_list): Update for IPA_PASS type.
15978 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15980 * config/i386/i386.c (ix86_builtin_type): Add
15981 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15982 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
15983 (bdesc_args): Add SSE4a builtins.
15984 (ix86_init_mmx_sse_builtins): Updated.
15985 (ix86_expand_args_builtin): Likewise.
15986 (ix86_expand_builtin): Likewise.
15988 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15990 * config/i386/i386.c (ix86_builtin_type): Add
15991 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
15992 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
15993 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
15994 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
15995 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
15996 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
15997 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
15998 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
15999 and DI_FTYPE_DI_DI_INT.
16000 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16001 (ix86_init_mmx_sse_builtins): Updated.
16002 (ix86_expand_args_builtin): Likewise.
16003 (ix86_expand_builtin): Likewise.
16004 (ix86_expand_binop_imm_builtin): Removed.
16006 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16008 2008-04-30 Richard Guenther <rguenther@suse.de>
16010 PR tree-optimization/32921
16011 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16013 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16015 * config/arm/arm.c (arm_unwind_emit): Use
16016 crtl->all_throwers_are_sibcalls instead of
16017 cfun->all_throwers_are_sibcalls.
16018 (arm_output_fn_unwind): Likewise.
16019 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16020 instead of cfun->uses_pic_offset_table.
16021 (frv_expand_prologue): Likewise.
16022 (frv_frame_pointer_required): Likewise.
16023 (frv_expand_fdpic_call): Likewise.
16024 (frv_emit_movsi): Likewise.
16025 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16026 cfun->returns_pcc_struct instead of
16027 current_function_returns_pcc_struct.
16028 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16029 instead of cfun->calls_eh_return.
16030 (m32c_pushm_popm): Likewise.
16031 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16032 "extern" declaration.
16034 2008-04-30 Richard Guenther <rguenther@suse.de>
16036 PR tree-optimization/21636
16037 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16039 (evaluate_stmt): Print the likely value.
16040 (ccp_visit_stmt): Avoid excessive vertical spacing.
16042 2008-04-30 Rafael EspÃndola <espindola@google.com>
16044 * builtins.c (fold_call_expr): Return realret.
16045 * tree-ssa-threadedge.c
16046 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16047 __builtin_object_size.
16049 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16051 * gcc.c (wrapper_string): New variable.
16052 (insert_wrapper): New function.
16053 (execute): New option -wrapper.
16054 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16056 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16058 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16059 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16060 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16062 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16063 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16064 config/rs6000/e500crtres64gprctr.asm,
16065 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16066 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16067 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16068 config/rs6000/e500crtsav64gprctr.asm,
16069 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16070 config/rs6000/e500crtsavg64gprctr.asm: New files.
16071 * config/rs6000/t-ppccomm: Add build rules for new files.
16072 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16073 * config/rs6000/t-netbsd: Add build rules for new files.
16074 (LIB2FUNCS_STATIC_EXTRA): New variable.
16075 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16076 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16077 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16079 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16081 * config/i386/i386.c (ix86_builtin_type): Add
16082 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16083 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16084 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16085 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16086 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16087 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16088 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16089 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16090 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16091 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16092 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16093 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16094 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16095 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16096 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16097 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16098 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16099 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16100 V1DI_FTYPE_V2SI_V2SI.
16101 (bdesc_2arg): Moved to ...
16102 (bdesc_args): Here.
16103 (ix86_init_mmx_sse_builtins): Updated.
16104 (ix86_expand_args_builtin): Updated. Take a pointer
16105 to const struct builtin_description. Handle comparison
16107 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16108 (ix86_expand_builtin): Updated.
16110 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16111 (ssse3_pmaddubsw128): This.
16112 (ssse3_pmaddubswv4hi3): Renamed to ...
16113 (ssse3_pmaddubsw): This.
16115 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16116 (__builtin_ia32_packssdw128): Likewise.
16117 (__builtin_ia32_packuswb128): Likewise.
16118 (__builtin_ia32_pmaddubsw): Likewise.
16119 (__builtin_ia32_pmaddubsw128): Likewise.
16121 2008-04-30 Richard Guenther <rguenther@suse.de>
16123 PR tree-optimization/14847
16124 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16125 (recognize_bits_test): Use it.
16126 (recognize_single_bit_test): Likewise.
16128 2008-04-30 Martin Jambor <mjambor@suse.cz>
16130 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16131 instead of setting number of formal parameters to zero.
16132 (ipcp_init_stage): Do not set the number of actual parameters to zero
16134 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16135 which are called with variable number of arguments.
16136 (ipcp_insert_stage): Explicitely skipping all nodes which are
16137 called with variable number of arguments.
16138 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16139 number of parameters.
16141 * ipa-prop.h (struct ipa_node_params): Added flag
16142 called_with_var_arguments
16143 (ipa_set_param_count): Added. Changed sole setter to use it.
16144 (ipa_get_param_count): Added. All readers of param_count
16145 converted to use it instead.
16146 (ipa_set_called_with_variable_arg): Added.
16147 (ipa_is_called_with_var_arguments): Added.
16148 (ipa_get_ith_param): Added. All readers of param_decls converted
16150 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16152 (ipa_get_cs_argument_count): Added, all readers of argument_count
16154 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16157 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16158 (struct ipcp_lattice): Renamed cval_type to type
16159 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16161 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16162 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16163 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16164 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16165 (build_const_val): Changed the type of parameter cvalue to tree
16166 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16167 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16169 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16172 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16173 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16174 (ipa_add_method): Renamed to ipa_push_func_to_list
16175 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16176 (ipa_callsite_param_count): Removed.
16177 (ipa_callsite_param_count_set): Removed.
16178 (ipa_callsite_param): Removed.
16179 (ipa_callsite_callee): Removed.
16180 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16181 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16182 (ipa_method_formal_count): Removed.
16183 (ipa_method_formal_count_set): Removed.
16184 (ipa_method_get_tree): Removed.
16185 (ipa_method_tree_map_create): Removed.
16186 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16187 (ipa_create_param_decls_array): Creates the array itself
16188 (ipa_create_param_decls_array): Temporary variable info instead of
16189 a few dereferences.
16190 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16191 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16192 (get_type): Removed.
16193 (ipa_jf_get_info_type): Removed.
16194 (ipa_node_create): Renamed to ipa_create_node_params
16195 (ipa_free): Renamed to ipa_free_all_node_params
16196 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16197 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16198 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16199 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16200 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16201 ipa_free_all_edge_args
16202 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16203 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16204 (ipa_create_methodlist_node): Removed.
16205 (ipa_methodlist_method): Removed.
16206 (ipa_methodlist_method_set): Removed.
16207 (ipa_methodlist_next_method): Removed.
16208 (ipa_methodlist_next_method_set): Removed.
16209 (ipa_method_is_modified): Removed.
16210 (ipa_method_modify_create): Removed.
16211 (ipa_method_modify_init): Temporary variable info instead of a few
16213 (ipa_detect_param_modifications): Temporary variable info instead of
16214 a few dereferences.
16215 (ipa_compute_jump_functions): Temporary variable info instead of
16216 a few dereferences.
16217 (ipa_method_modify_set): Removed.
16218 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16219 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16220 than craph_node as the first parameter.
16221 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16222 (ipa_method_modify_init): Removed.
16223 (ipa_compute_jump_functions): Added a temp variable instead of
16224 repeatadly dereferencing the cgraph_edge.aux pointer
16225 (ipa_callsite_param_set_type): Removed.
16226 (ipa_compute_jump_functions): i renamed to index and moved to
16228 (ipa_callsite_param_set_info_type_formal): Removed.
16229 (ipa_callsite_param_set_info_type): Removed.
16230 (ipa_callsite_param_map_create): Removed.
16231 (ipa_callsite_tree): Removed.
16232 (ipa_callsite_caller): Removed.
16233 (ipa_pop_func_from_list): return_method removed to return_func
16235 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16236 prefixed all values with IPA_. Changed all users.
16237 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16238 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16239 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16240 (union parameter_info): Renamed to jump_func_value.
16241 (union jump_func_value): Renamed value to constant
16242 (struct ipa_jump_func): Renamed info_type to value
16243 (struct ipa_node): Renamed to ipa_node_params
16244 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16245 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16246 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16247 (struct ipa_edge): Renamed to ipa_edge_args
16248 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16249 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16250 (struct ipa_methodlist): Renamed to ipa_func_list
16251 (struct ipa_func_list): method_p renamed to node, next_method
16253 (ipa_methodlist_p): Removed, switched all users to struct pointer
16254 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16256 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16258 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16259 (rs6000_emit_epilogue): Use backchain to restore only when we
16260 have a large frame. Make use of frame pointer to restore if we
16261 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16263 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16265 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16266 Add mode to zero_extract.
16267 (sign bit tests peepholes): (Ditto.).
16269 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16271 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16272 Instructions in comments with SSE3.
16273 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16274 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16275 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16276 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16277 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16278 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16279 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16280 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16281 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16282 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16283 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16284 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16285 (bdesc_sse_args): Renamed to ...
16286 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16287 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16288 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16289 IX86_BUILTIN_FABSQ.
16290 (bdesc_1arg): Moved to ...
16291 (bdesc_args): Here.
16292 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16293 Instructions in comments with SSE3.
16294 (ix86_expand_sse_operands_builtin): Renamed to ...
16295 (ix86_expand_args_builtin): This. Updated.
16296 (ix86_expand_unop1_builtin): Update comments.
16297 (ix86_expand_builtin): Updated.
16299 2008-04-29 Richard Guenther <rguenther@suse.de>
16301 PR tree-optimization/36078
16302 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16303 Update virtual SSA form after cleaning up the CFG.
16305 2008-04-29 Richard Guenther <rguenther@suse.de>
16307 PR middle-end/15255
16308 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16310 2008-04-29 Richard Guenther <rguenther@suse.de>
16312 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16313 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16314 (compute_flow_insensitive_aliasing): Do not treat
16315 PTR_IS_REF_ALL pointers special.
16316 (get_smt_for): Likewise.
16317 (may_alias_p): Re-structure.
16318 (is_escape_site): A ref-all pointer conversion is not an escape site.
16319 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16320 PTR_IS_REF_ALL pointers special.
16321 * tree-ssa-structalias.h (struct alias_info): Remove
16322 ref_all_symbol_mem_tag field.
16323 (PTR_IS_REF_ALL): Remove.
16325 2008-04-29 Richard Guenther <rguenther@suse.de>
16327 PR middle-end/36077
16328 * fold-const.c (extract_muldiv_1): In combining division constants
16329 make sure to never overflow.
16331 2008-04-29 Nick Clifton <nickc@redhat.com>
16333 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16335 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16338 * optc-gen.awk: Work around HP-UX/IA awk bug.
16340 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16342 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16345 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16348 * config/i386/i386.md
16349 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16350 Change operand 1 predicate to nonimmediate_operand.
16352 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16355 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16357 * gengtype.c (walk_type, write_func_for_structure): Handle
16359 * doc/gty.texi: Document chain_circular.
16361 2008-04-28 Richard Guenther <rguenther@suse.de>
16363 PR tree-optimization/36066
16364 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16367 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16370 * config/i386/i386.md
16371 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16372 Use match_scratch instead of match_operand for operands 3 and 4.
16374 2008-04-27 Richard Guenther <rguenther@suse.de>
16376 PR tree-optimization/18754
16377 PR tree-optimization/34223
16378 * tree-pass.h (pass_complete_unrolli): Declare.
16379 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16380 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16381 Rewrite loop into loop closed SSA form if it is not already.
16382 (tree_unroll_loops_completely): Re-structure to iterate over
16383 innermost loops with intermediate CFG cleanups.
16384 Unroll outermost loops only if requested or the code does not grow
16386 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16387 loops are available.
16388 (tree_vectorize): Instead do so here.
16389 (tree_complete_unroll): Also unroll outermost loops.
16390 (tree_complete_unroll_inner): New function.
16391 (gate_tree_complete_unroll_inner): Likewise.
16392 (pass_complete_unrolli): New pass.
16393 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16394 uses outside of the loop.
16395 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16396 form if it is available.
16397 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16398 * passes.c (init_optimization_passes): Schedule complete inner
16399 loop unrolling pass before the first CCP pass after final inlining.
16401 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16403 * targhooks.h (default_emutls_var_fields,
16404 default_emutls_var_init): Declare.
16405 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16406 * target.h (struct gcc_target): Add struct emutls member.
16407 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16408 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16409 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16410 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16411 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16412 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16413 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16414 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16415 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16416 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16417 emit debug information.
16418 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16419 * varasm.c: Include targhooks.h.
16420 (emutls_object_section, emutls_tmpl_section): New.
16421 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16422 (EMUTLS_SEPARATOR): New.
16423 (prefix_name): New.
16424 (get_emutls_object_name): New.
16425 (default_emutls_var_fields): New, broken out of ...
16426 (get_emutls_object_type): ... here. Adjust to use target hooks.
16427 (get_emutls_init_templ_addr): Adjust to use target hooks.
16428 (emutls_decl): Adjust to use target hooks.
16429 (emutls_finish): Likewise.
16430 (default_emutls_var_init): New, broken out of ...
16431 (assemble_variable): ... here. Adjust to use target hooks.
16432 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16433 SECCAT_EMUTLS_TMPL.
16434 * c-common.c (handle_section_attribute): Prevent overriding
16435 sections for emulated tls with special sections.
16436 * config/i386/i386.c (x86_64_elf_select_section): Add
16437 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16438 (x86_64_elf_unique_section): Likewise.
16439 * config/vxworks.c: Include tree.h.
16440 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16441 (vxworks_override_options): Set TLS scheme.
16442 * doc/tm.texi (Emulated TLS): New node.
16444 2008-04-26 Simon Baldwin <simonb@google.com>
16447 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16448 with propagated string constants.
16450 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16452 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16453 constraint for operand 2 when operand 0 is memory operand.
16454 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16455 operand 0 is memory operand.
16456 (fix_trunc<mode>_i387_with_temp): Ditto.
16457 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16458 operand 2 when operand 1 is memory operand.
16459 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16460 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16461 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16462 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16463 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16464 operands 2,3 and 4 when operand 1 is memory operand.
16465 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16467 (fistdi2_floor_with_temp): Ditto.
16468 (fist<mode>2_floor_with_temp): Ditto.
16469 (fistdi2_ceil_with_temp): Ditto.
16470 (fist<mode>2_ceil_with_temp): Ditto.
16471 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16473 2008-04-26 David Daney <ddaney@avtrex.com>
16475 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16477 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16478 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16479 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16480 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16481 (compare_and_swap_12): New insn.
16482 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16483 * config/mips/mips.c (mips_force_binary): New function.
16484 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16485 (mips_expand_compare_and_swap_12): New function.
16486 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16488 2008-04-25 Jan Hubicka <jh@suse.cz>
16491 * cfgexpand.c (pass_expand): Turn into RTL pass.
16492 * passes.c (execute_one_pass): Do pass typechecking after execution.
16493 * tree-pass.h (pass_expand): Turn into RTL pass.
16495 * function.h (struct rtl_data): Move here fields
16496 accesses_prior_frames, calls_eh_return, saves_all_registers,
16497 has_nonlocal_goto, has_asm_statement, is_thunk,
16498 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16499 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16500 arg_pointer_save_area_init from struct function; turn into bool.
16501 (struct function): Move
16502 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16503 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16504 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16505 tail_call_emit, arg_pointer_save_area_init
16506 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16507 (current_function_returns_struct, current_function_returns_pcc_struct,
16508 current_function_calls_setjmp, current_function_calls_alloca,
16509 current_function_accesses_prior_frames,
16510 current_function_calls_eh_return, current_function_is_thunk,
16511 current_function_stdarg, current_function_profile,
16512 current_function_limit_stack, current_function_uses_pic_offset_table,
16513 current_function_uses_const_pool, current_function_has_nonlocal_label,
16514 current_function_saves_all_registers,
16515 current_function_has_nonlocal_goto,
16516 current_function_has_asm_statement): Remove accesor macros.
16517 * ra-conflict.c (global_conflicts): Update.
16518 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16519 (suitable_for_tail_call_opt_p): Update.
16520 * builtins.c (expand_builtin_return_addr): Update.
16521 (expand_builtin_setjmp_setup): Update.
16522 (expand_builtin_nonlocal_goto): Update.
16523 * final.c (final_start_function): Update.
16524 (profile_function): Update.
16525 (leaf_function_p): Update.
16526 (only_leaf_regs_used): Update.
16527 * df-scan.c (df_get_exit_block_use_set): Update.
16528 * dojump.c (clear_pending_stack_adjust): Update.
16529 * tree-stdarg.c (gate_optimize_stdarg): Update.
16530 * gimple-low.c (lower_function_body): Update.
16531 * global.c (compute_regsets): Update.
16532 (global_alloc): Update.
16533 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16534 * expr.c (expand_assignment): Update.
16535 * dse.c (dse_step0): Update.
16536 (dse_step1): Update.
16537 * c-decl.c (store_parm_decls): Update.
16538 * local-alloc.c (combine_regs): Update.
16539 (find_free_reg): Update.
16540 * function.c (assign_parms_augmented_arg_list): Update.
16541 (assign_parm_find_data_types): Update.
16542 (assign_parms): Update.
16543 (allocate_struct_function): Update.
16544 (expand_function_start): Update.
16545 (expand_function_end): Update.
16546 (get_arg_pointer_save_area): Update.
16547 (thread_prologue_and_epilogue_insns): Update.
16548 (rest_of_match_asm_constraints): Update.
16549 * stor-layout.c (variable_size): Update.
16550 * gcse.c (gcse_main): Update.
16551 (bypass_jumps): Update.
16552 * gimplify.c (gimplify_function_tree): Update.
16553 * calls.c (emit_call_1): Update.
16554 (expand_call): Update.
16555 * bt-load.c (compute_defs_uses_and_gen): Update.
16556 * except.c (sjlj_assign_call_site_values): Update.
16557 (sjlj_emit_function_enter): Update.
16558 (can_throw_external): Update.
16559 (set_nothrow_function_flags): Update.
16560 (expand_builtin_unwind_init): Update.
16561 (expand_eh_return): Update.
16562 (convert_to_eh_region_ranges): Update.
16563 (output_function_exception_table): Update.
16564 * emit-rtl.c (gen_tmp_stack_mem): Update.
16565 * cfgexpand.c (expand_used_vars): Update.
16566 (tree_expand_cfg): Update.
16567 * cfgcleanup.c (rest_of_handle_jump): Update.
16568 * explow.c (allocate_dynamic_stack_space): Update.
16569 * varasm.c (assemble_start_function): Update.
16570 (force_const_mem): Update.
16571 (mark_constant_pool): Update.
16572 * tree-optimize.c (tree_rest_of_compilation): Update.
16573 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16574 * tree-cfg.c (notice_special_calls): Update.
16575 (is_ctrl_altering_stmt): Update.
16576 (tree_can_make_abnormal_goto): Update.
16577 (tree_purge_dead_abnormal_call_edges): Update.
16578 * config/alpha/predicates.md: Update.
16579 * config/alpha/alpha.c (alpha_sa_mask): Update.
16580 (alpha_sa_size): Update.
16581 (alpha_does_function_need_gp): Update.
16582 (alpha_expand_prologue): Update.
16583 (alpha_start_function): Update.
16584 (alpha_output_function_end_prologue): Update.
16585 (alpha_expand_epilogue): Update.
16586 * config/frv/frv.c (frv_stack_info): Update.
16587 (frv_expand_epilogue): Update.
16588 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16589 (s390_register_info): Update.
16590 (s390_frame_info): Update.
16591 (s390_init_frame_layout): Update.
16592 (s390_can_eliminate): Update.
16593 (save_gprs): Update.
16594 * config/spu/spu.c (spu_split_immediate): Update.
16595 (need_to_save_reg): Update.
16596 (spu_expand_prologue): Update.
16597 (spu_expand_epilogue): Update.
16598 * config/sparc/sparc.md: Update.
16599 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16600 (sparc_tls_got): Update.
16601 (legitimize_pic_address): Update.
16602 (sparc_emit_call_insn): Update.
16603 (sparc_expand_prologue): Update.
16604 (output_return): Update.
16605 (print_operand): Update.
16606 (sparc_function_ok_for_sibcall): Update.
16607 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16608 * config/m32r/m32r.md: Update.
16609 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16610 (m32r_compute_frame_size): Update.
16611 (m32r_expand_prologue): Update.
16612 (m32r_expand_epilogue): Update.
16613 (m32r_legitimize_pic_address): Update.
16614 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16615 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16616 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16617 (gen_push): Update.
16618 (ix86_save_reg): Update.
16619 (ix86_compute_frame_layout): Update.
16620 (ix86_expand_prologue): Update.
16621 (ix86_expand_epilogue): Update.
16622 * config/sh/sh.c (output_stack_adjust): Update.
16623 (calc_live_regs): Update.
16624 (sh5_schedule_saves): Update.
16625 (sh_expand_prologue): Update.
16626 (sh_expand_epilogue): Update.
16627 (sh_setup_incoming_varargs): Update.
16628 (sh_allocate_initial_value): Update.
16629 (sh_get_pr_initial_val): Update.
16630 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16631 * config/sh/sh.md (label:): Update.
16632 * config/avr/avr.c (out_movhi_mr_r): Update.
16633 * config/crx/crx.h (enum): Update.
16634 * config/xtensa/xtensa.h (along): Update.
16635 * config/stormy16/stormy16.c Update.
16636 (xstormy16_compute_stack_layout): Update.
16637 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16638 (fr30_expand_prologue): Update.
16639 * config/cris/cris.c (cris_conditional_register_usage): Update.
16640 (cris_reg_saved_in_regsave_area): Update.
16641 (cris_initial_frame_pointer_offset): Update.
16642 (cris_simple_epilogue): Update.
16643 (cris_expand_prologue): Update.
16644 (cris_expand_epilogue): Update.
16645 (cris_expand_pic_call_address): Update.
16646 (cris_asm_output_symbol_ref): Update.
16647 (cris_asm_output_label_ref): Update.
16648 * config/cris/cris.md Update.
16649 * config/iq2000/iq2000.c (compute_frame_size): Update.
16650 (iq2000_expand_epilogue): Update.
16651 * config/mt/mt.h (save_direction): Update.
16652 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16653 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16654 (ia64_secondary_reload_class): Update.
16655 * config/m68k/m68k.c (m68k_save_reg): Update.
16656 (m68k_expand_prologue): Update.
16657 (m68k_expand_epilogue): Update.
16658 (legitimize_pic_address): Update.
16659 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16660 (first_reg_to_save): Update.
16661 (first_altivec_reg_to_save): Update.
16662 (compute_vrsave_mask): Update.
16663 (compute_save_world_info): Update.
16664 (rs6000_stack_info): Update.
16665 (spe_func_has_64bit_regs_p): Update.
16666 (rs6000_ra_ever_killed): Update.
16667 (rs6000_emit_eh_reg_restore): Update.
16668 (rs6000_emit_allocate_stack): Update.
16669 (rs6000_emit_prologue): Update.
16670 (rs6000_emit_epilogue): Update.
16671 (rs6000_output_function_epilogue): Update.
16672 (output_profile_hook): Update.
16673 (rs6000_elf_declare_function_name): Update.
16674 * config/rs6000/rs6000.h (rs6000_args): Update.
16675 * config/rs6000/rs6000.md: Update.
16676 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16677 * config/arc/arc.c (arc_output_function_epilogue): Update.
16678 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16679 * config/darwin.c (machopic_function_base_name): Update.
16680 * config/score/score3.c (score3_compute_frame_size): Update.
16683 (score3_epilogue): Update.
16684 * config/score/score7.c (score7_compute_frame_size): Update.
16685 (score7_prologue): Update.
16686 (score7_epilogue): Update.
16687 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16688 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16689 * config/arm/arm.c (use_return_insn): Update.
16690 (require_pic_register): Update.
16691 (arm_load_pic_register): Update.
16692 (arm_compute_save_reg0_reg12_mask): Update.
16693 (arm_compute_save_reg_mask): Update.
16694 (thumb1_compute_save_reg_mask): Update.
16695 (output_return_instruction): Update.
16696 (arm_output_function_prologue): Update.
16697 (arm_output_epilogue): Update.
16698 (arm_get_frame_offsets): Update.
16699 (arm_expand_prologue): Update.
16700 (thumb_pushpop): Update.
16701 (thumb_exit): Update.
16702 (thumb1_expand_prologue): Update.
16703 (thumb1_expand_epilogue): Update.
16704 (arm_unwind_emit): Update.
16705 (arm_output_fn_unwind): Update.
16706 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16707 * config/arm/arm.md: Update.
16708 * config/pa/pa.md: Update.
16709 * config/pa/pa.c (legitimize_pic_address): Update.
16710 (compute_frame_size): Update.
16711 (hppa_expand_prologue): Update.
16712 (hppa_expand_epilogue): Update.
16713 (borx_reg_operand): Update.
16714 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16715 (HARD_REGNO_RENAME_OK): Update.
16716 * config/mips/mips.c (mips_global_pointer): Update.
16717 (mips_save_reg_p): Update.
16718 (mips_compute_frame_info): Update.
16719 (mips_frame_pointer_required): Update.
16720 (mips_expand_prologue): Update.
16721 (mips_expand_epilogue): Update.
16722 (mips_can_use_return_insn): Update.
16723 (mips_reorg_process_insns): Update.
16724 * config/v850/v850.c (compute_register_save_size): Update.
16725 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16726 * config/mmix/mmix.c (along): Update.
16727 (mmix_expand_epilogue): Update.
16728 * config/bfin/bfin.c (legitimize_pic_address): Update.
16729 (must_save_p): Update.
16730 (stack_frame_needed_p): Update.
16731 (add_to_reg): Update.
16732 (bfin_expand_prologue): Update.
16733 * stmt.c (expand_asm_operands): Update.
16734 * reload1.c (reload): Update.
16735 (init_elim_table): Update.
16737 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16739 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16741 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16743 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16744 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16745 (mov<mode>): Removed.
16746 (*movv4sf_internal): Likewise.
16747 (*movv2df_internal): Likewise.
16749 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16751 * config.gcc (crx-*-elf): Remove deprecation.
16753 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16755 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16756 __gcc_deregister_frame with atexit.
16757 (deregister_frame_dtor): Remove.
16759 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16760 Nathan Sidwell <nathan@codesourcery.com>
16762 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16764 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16765 (rs6000_isel): Likewise.
16766 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16767 (rs6000_isel): New variable.
16768 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16770 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16773 * c-common.c (handle_vector_size_attribute): Call
16774 lang_hooks.types.reconstruct_complex_type instead of
16775 reconstruct_complex_type.
16776 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16777 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16778 * langhooks.h (struct lang_hooks_for_types): Add
16779 reconstruct_complex_type hook.
16780 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16781 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16783 2008-04-24 Richard Guenther <rguenther@suse.de>
16785 * c-common.h (check_builtin_function_arguments): Declare.
16786 * c-common.c (validate_nargs): New function.
16787 (check_builtin_function_arguments): Likewise.
16788 * c-typeck.c (build_function_call): Call
16789 check_builtin_function_arguments.
16790 * builtins.c (fold_builtin_classify): Remove error reporting code.
16791 (fold_builtin_unordered_cmp): Likewise.
16792 (fold_builtin_1): Likewise.
16793 (fold_builtin_n): Likewise.
16795 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16797 PR tree-optimization/36008
16798 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16799 the original op1, rather than delta by step.
16801 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16802 Sebastian Pop <sebastian.pop@amd.com>
16804 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16805 eliminate_local_variables_stmt, eliminate_local_variables,
16806 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16807 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16808 of code delimited by two edges in the CFG.
16809 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16810 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16811 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16812 the case of parallelisation of reductions.
16813 (expr_invariant_in_region_p): New.
16815 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16816 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16818 2008-04-24 Ira Rosen <irar@il.ibm.com>
16819 Richard Guenther <rguenther@suse.de>
16821 PR tree-optimization/36034
16822 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16823 incapable of dealing with loads with gaps.
16825 2008-04-24 Rafael EspÃndola <espindola@google.com>
16827 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16828 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16829 vrp_evaluate_conditional.
16830 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16831 (vrp_evaluate_conditional): Split the cond argument.
16832 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16833 (simplify_stmt_for_jump_threading): Update call to
16834 vrp_evaluate_conditional.
16836 2008-04-24 Ira Rosen <irar@il.ibm.com>
16838 PR tree-optimization/35982
16839 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16840 interleaved data-refs are of the same type.
16842 2008-04-24 Danny Smith <dannysmith@users.net>
16844 * c-format.c (check_format_info_main): Use strncmp rather than a
16845 magic prefix to handle multichar length specs.
16846 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16847 Don't prefix "I64" and "I32" with '\0'.
16849 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16852 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16853 in registers for -m32 only if stdarg_p (fntype).
16855 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16857 PR rtl-optimization/36006
16858 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16859 temp to op0 in order to avoid invalid rtx sharing.
16861 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16863 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16864 check TREE_INVARIANT.
16865 * tree-gimple.c (is_gimple_address): New.
16866 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16867 * tree-gimple.h (is_gimple_address): New.
16868 * tree.h (decl_address_invariant_p): New.
16869 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16870 (build_string): Likewise.
16871 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16872 (tree_invariant_p_1): Likewise.
16873 (save_expr): Use it.
16874 (tree_invariant_p): New.
16875 (skip_simple_arithmetic): Use it.
16876 (stabilize_reference_1): Use it.
16877 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16879 (build1_stat): Drop code to compute TREE_INVARIANT.
16880 (build2_stat): Drop code to compute TREE_INVARIANT.
16881 (build3_stat): Drop code to compute TREE_INVARIANT.
16882 (build4_stat): Drop code to compute TREE_INVARIANT.
16883 (build5_stat): Drop code to compute TREE_INVARIANT.
16884 (build7_stat): Drop code to compute TREE_INVARIANT.
16885 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16886 * tree.h (struct tree_base): Remove invariant_flag.
16887 (TREE_INVARIANT): Remove.
16888 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16889 (fold_builtin_expect): Check TREE_CONSTANT.
16890 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16891 * c-tree.h (c_expr_to_decl): Drop third parameter.
16892 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16893 (build_c_cast): Don't set TREE_INVARIANT.
16894 (pop_init_level): Don't set TREE_INVARIANT.
16895 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16896 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16898 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16899 (gimplify_addr_expr): Adjust comment.
16900 * tree-mudflap.c (mf_build_string):
16901 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16902 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16903 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16904 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16905 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16906 * langhooks.h (struct lang_hooks): Drop third parameter from
16909 2008-04-23 Richard Guenther <rguenther@suse.de>
16911 PR tree-optimization/27799
16912 PR tree-optimization/32921
16913 PR tree-optimization/32624
16914 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16915 SMTs aliases and the tag itself into the solution.
16916 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16917 merge the points-to solution back into the SMT aliases.
16918 (may_alias_p): Use alias_set_subset_of instead of
16919 aliases_conflict_p. A pointer which points to
16920 memory with alias set zero may access any variable.
16922 2008-04-23 Richard Guenther <rguenther@suse.de>
16924 * alias.c (alias_set_subset_of): Correctly handle asking
16925 if zero is a subset of an alias set with zero child.
16926 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16927 (compute_flow_insensitive_aliasing): Correctly walk all
16928 pointers. Do not unnecessarily union sets.
16930 2008-04-23 Richard Guenther <rguenther@suse.de>
16932 PR middle-end/36021
16933 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16935 2008-04-22 Tomas Bily <tbily@suse.cz>
16937 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16939 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16941 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16942 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16943 * tree-inline.c (estimate_num_insns_1): Likewise.
16944 * varasm.c (const_hash_1, compare_constant, copy_constant)
16945 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16946 * emit-rtl.c (component_ref_for_mem_expr)
16947 (set_mem_attributes_minus_bitpos): Likewise.
16948 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16949 (is_aligning_offset): Likewise.
16950 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16951 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16952 * dojump.c (do_jump): Likewise.
16953 * builtins.c (get_pointer_alignment, get_memory_rtx)
16954 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16955 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16957 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16959 PR rtl-optimization/36017
16960 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16961 expanding the library call.
16963 2008-04-22 Ian Lance Taylor <iant@google.com>
16965 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16966 than size_in_bytes.
16968 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16970 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16971 of LR/CTR moves for Power6.
16973 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16975 PR middle-end/36003
16976 * passes.c (init_optimization_passes): Remove
16977 pass_fast_rtl_byte_dce.
16979 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16982 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
16983 builtin functions to generate faster code.
16984 (_mm_cvtpu16_ps): Ditto.
16985 (_mm_cvtpi32x2_ps): Ditto.
16987 2008-04-22 Nick Clifton <nickc@redhat.com>
16989 * common.opt (ftree-loop-distribution): Add Optimization
16992 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
16993 (frv_expand_builtin_va_start): Likewise.
16995 * config/arm/arm.c (thumb_find_work_register): Fix location of
16996 argument register count.
16998 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17000 Support scheduling for ColdFire V1 and V3 microarchitecture.
17001 Improve scheduling of multiplication instructions.
17003 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17004 (mac): New instruction attribute.
17005 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17006 (m68k_sched_mac): New variable.
17007 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17008 Handle cfv1 and cfv3.
17009 (max_insn_size): New static variable.
17010 (struct _sched_ib): New type.
17011 (sched_ib): New static variable.
17012 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17013 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17014 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17016 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17017 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17018 new variables. Update.
17019 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17020 Add modeling of cfv3 instruction buffer. Update.
17021 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17022 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17023 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17024 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17025 a particular reservation applies to.
17026 (type2): Reorganize attribute values. Rename alu to alu_reg,
17027 alu_l to alu, move_l to omove. Join move to alu. Split mul
17028 to mul_l and mul_w.
17029 (cf_ib_*): Simplify description of instruction buffer.
17030 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17031 (cf_mem): Split into cf_mem1 and cf_mem2.
17032 (cf_v2_move_??): Rename to cfv12_alu_??.
17033 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17034 (cf_v2_mul_??): Remove reservations.
17035 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17036 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17037 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17039 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17040 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17041 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17042 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17043 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17044 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17045 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17046 expansions of the above reservations for instructions of sizes
17049 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17051 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17053 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17055 * coverage.c: Include tree-pass.h.
17056 (coverage_counter_alloc): Print da_file_name to the dump file.
17058 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17060 * sbitmap.c (sbitmap_range_empty_p): New function.
17061 * sbitmap.h (sbitmap_range_empty_p): New function.
17062 * bitmap.h: Now includes obstack.h.
17064 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17065 Kenneth Zadeck <zadeck@naturalbridge.com>
17067 * dbgcnt.def (ra_byte_scan): Added.
17068 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17069 when the last hit happens for a counter.
17070 * timevar.def (TV_DF_BYTE_LR): New variable.
17071 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17072 * passes.c (pass_fast_rtl_byte_dce): New pass.
17073 * fwprop.c (update_df): Added mode to call df_ref_create.
17074 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17075 DF_REF_EXTRACT_OFFSET.
17076 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17077 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17079 (df_ref_extract): Added mode field.
17080 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17081 DF_REF_EXTRACT_OFFSET.
17082 (DF_REF_EXTRACT_MODE): New macro.
17083 (df_byte_lr_bb_info): New structure.
17084 (df_print_byte_regset, df_compute_accessed_bytes,
17085 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17086 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17087 df_byte_lr_simulate_uses,
17088 df_byte_lr_simulate_artificial_refs_at_top,
17089 df_byte_lr_simulate_artificial_refs_at_end,
17090 df_compute_accessed_bytes): New function.
17091 (df_ref_create): Add parameter.
17092 (df_byte_lr_get_bb_info): New inline function.
17093 * df-scan.c (df_ref_record, df_uses_record,
17094 df_ref_create_structure): Added mode parameter.
17095 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17096 df_defs_record, df_uses_record, df_get_conditional_uses,
17097 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17098 df_entry_block_defs_collect, df_exit_block_uses_collect):
17099 Added mode parameter to calls to df_ref_record, df_uses_record,
17100 df_ref_create_structure.
17101 (df_ref_equal_p, df_ref_compare): Added test for modes.
17102 (df_ref_create_structure): Added code to set mode. Renamed
17103 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17104 DF_REF_EXTRACT_OFFSET.
17105 * df-core.c (df_print_byte_regset): New function.
17106 * df-byte-scan.c: New file.
17107 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17108 calls to BITMAP_FREE.
17109 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17110 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17111 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17112 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17113 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17114 df_byte_lr_local_compute, df_byte_lr_init,
17115 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17116 df_byte_lr_transfer_function, df_byte_lr_free,
17117 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17118 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17119 df_byte_lr_simulate_uses,
17120 df_byte_lr_simulate_artificial_refs_at_top,
17121 df_byte_lr_simulate_artificial_refs_at_end): New function.
17122 * dce.c (byte_dce_process_block): New function.
17123 (dce_process_block): au is now passed in rather than computed
17124 locally. Changed loops that look at artificial defs to not look
17125 for conditional or partial ones, because there never are any.
17126 (fast_dce): Now is able to drive byte_dce_process_block or
17127 dce_process_block depending on the kind of dce being done.
17128 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17129 (rest_of_handle_fast_byte_dce): New function.
17130 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17131 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17133 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17136 * gcc.h: Added fortran options that take arguments to
17137 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17140 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17142 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17143 scalarization if on the LHS and not a full access.
17145 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17147 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17149 2008-04-18 Rafael EspÃndola <espindola@google.com>
17151 * tree-vrp.c (find_case_label_index): Fix the binary search.
17152 (find_case_label_range): New.
17153 (vrp_visit_switch_stmt): Use find_case_label_range.
17154 (simplify_switch_using_ranges): Use find_case_label_range.
17156 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17158 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17159 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17161 2008-04-18 Tom Tromey <tromey@redhat.com>
17164 * doc/cpp.texi (Implementation-defined behavior): Mention
17167 2008-04-18 Ian Lance Taylor <iant@google.com>
17169 * fold-const.c (pointer_may_wrap_p): New static function.
17170 (fold_comparison): Add another test for pointer overflow. Use
17171 pointer_may_wrap_p to disable some false positives.
17173 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17175 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17176 (fname_as_string): Match updated cpp_interpret_string prototype.
17177 (fix_string_type): Support char16_t* and char32_t*.
17178 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17179 derivative) nodes. Register as builtin if C++0x.
17180 (c_parse_error): Support CPP_CHAR{16,32}.
17181 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17182 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17183 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17184 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17185 CTI_CHAR32_ARRAY_TYPE>: New elements.
17186 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17187 char32_type_node, signed_char32_type_node, char16_array_type_node,
17188 char32_array_type_node): New defines.
17189 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17190 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17191 (lex_string): Support CPP_STRING{16,32}, match updated
17192 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17193 (lex_charconst): Support CPP_CHAR{16,32}.
17194 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17195 and CPP_STRING{16,32}.
17197 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17200 * aclocal.m4: Regenerate.
17201 * configure: Regenerate.
17203 2008-04-18 Jan Hubicka <jh@suse.cz>
17205 * except.c (dw2_size_of_call_site_table,
17206 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17208 * cgraphbuild.c (build_cgraph_edges): Update.
17209 * tree-pass.h: Update comment.
17210 * final.c (leaf_function_p): Update.
17211 (leaf_renumber_regs): Update.
17212 (rest_of_clean_state): Update.
17213 * omp-low.c (expand_omp_parallel): Update.
17214 * ipa-reference.c (analyze_function): Update.
17215 * reorg.c (find_end_label): Update.
17216 (optimize_skip): Update.
17217 (fill_simple_delay_slots): Update.
17218 (fill_simple_delay_slots): Update.
17219 (make_return_insns): Update.
17220 (dbr_schedule): Update.
17221 * gimple-low.c (record_vars_into): Update.
17222 * cfgbuild.c (make_edges): Update.
17223 * function.c (assign_stack_local): Update.
17224 (assign_parm_adjust_stack_rtl): Update.
17225 (locate_and_pad_parm): Update.
17226 (allocate_struct_function): Do not initialize stack_alignment_needed
17227 and preferred_stack_boundary here.
17228 (stack_protect_prologue): Update.
17229 (stack_protect_epilogue): Update.
17230 (expand_function_start): Initialize stack_alignment_needed,
17231 preferred_stack_boundary and max_jumptable_ents.
17232 (expand_function_end): Update.
17233 (free_after_compilation): Do not NULLify epilogue_delay_list.
17234 * function.h (struct rtl_data): Add stack_protect_guard,
17235 stack_alignment_needed,
17236 preferred_stack_boundary, epilogue_delay_list.
17237 (struct function): Remove value_histograms, stack_alignment_needed,
17238 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17240 unexpanded_var_list, stack_protect_guard.
17241 (current_function_epilogue_delay_list): Remove.
17242 * ipa-type-escape.c (analyze_function): Update.
17243 * gimplify.c (pop_gimplify_context): Update comment.
17244 * calls.c (expand_call): Update.
17245 (emit_library_call_value_1): Update.
17246 * except.c (set_nothrow_function_flags): Update.
17247 * cfgexpand.c (get_decl_align_unit): Update.
17248 (create_stack_guard): Update.
17249 (estimated_stack_frame_size): Update.
17250 (expand_used_vars): Update.
17251 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17252 * explow.c (allocate_dynamic_stack_space): Update.
17253 * tree-ssa-live.c (remove_unused_locals): Update.
17254 * varasm.c (mark_constant_pool): Update.
17255 * tree-inline.c (remap_decls): Update.
17256 (initialize_cfun): Update.
17257 (declare_return_variable): Update.
17258 (inline_forbidden_p): Update.
17259 (expand_call_inline): Update.
17260 (declare_inline_vars): Update.
17261 (tree_function_versioning): Update.
17262 * tree-flow.h (value_histograms): New.
17263 (VALUE_HISTOGRAMS): New macro.
17264 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17266 * tree-cfg.c (set_bb_for_stmt): Update.
17267 (replace_by_duplicate_decl): Update.
17268 (move_block_to_fn): Update.
17269 (new_label_mapper): Update.
17270 (dump_function_to_file): Update.
17271 * ipa-struct-reorg.c (build_data_structure): Update.
17272 * cfgrtl.c (print_rtl_with_bb): Update.
17273 * reload1.c (reload): Update.
17275 * config/i386/i386.c (setup_incoming_varargs_64,
17276 ix86_compute_frame_layout): Update.
17277 * config/arc/arc.c (arc_output_function_epilogue): Update.
17279 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17281 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17282 for FreeBSD as well.
17283 * gthr-posix95.h: Likewise.
17285 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17287 PR rtl-optimization/35838
17288 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17289 out the byte offset of the first subreg.
17291 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17293 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17294 to split_ti instead of three separate calls with single member arrays.
17295 (subti3 splitter): Ditto.
17296 (adddi3 splitter): Ditto with split_di.
17297 (subdi3 splitter): Ditto.
17298 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17299 two separate calls with single member arrays. Swap match_dup
17300 operands 1 and 2 to better fit into the array.
17301 (negdi2 splitter): Ditto with split_di.
17302 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17303 two separate calls with single member arrays. Swap match_dup operands
17304 6 and 7 to better fit into the array.
17306 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17308 * config/i386/i386.c (sse_builtin_type): New.
17309 (bdesc_sse_args): Likewise.
17310 (bdesc_sse_3arg): Removed.
17311 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17312 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17313 IX86_BUILTIN_ROUNDPS.
17314 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17315 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17316 IX86_BUILTIN_ROUNDPS.
17317 (ix86_expand_sse_4_operands_builtin): Removed.
17318 (ix86_expand_sse_operands_builtin): New.
17319 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17320 and CODE_FOR_sse4_1_roundps.
17321 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17322 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17324 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17327 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17328 regs before frame pop when needed. If use_backchain_to_restore_sp
17329 then load backchain into a temp reg to restore vr and vrsave. Add
17330 code to restore vr after frame pop if possible.
17332 2008-04-17 Richard Guenther <rguenther@suse.de>
17334 * tree-vn.c (expressions_equal_p): Do not check type
17335 equality or compatibility before calling operand_equal_p.
17336 * fold-const.c (operand_equal_p): Check equivalence of
17337 integer constants before bailing out due to signedness or
17338 precision differences.
17339 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17340 spurious differences in type qualification. Ignore types
17341 for COMPONENT_REFs at all.
17343 2008-04-17 Christian Bruel <christian.bruel@st.com>
17345 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17346 msw_skip comparison.
17348 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17351 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17354 PR tree-optimization/35899
17355 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17356 rather than TREE_OPERAND.
17358 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17361 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17362 temporary registers. Change operand predicate to general_operand.
17363 (remainderxf3): Ditto.
17365 2008-04-16 Richard Guenther <rguenther@suse.de>
17367 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17368 * tree-affine.c (aff_combination_expand): Look through some
17371 2008-04-15 Doug Kwan <dougkwan@google.com>
17373 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17375 * tree-pretty-print.c (dump_generic_node): Ditto.
17376 * final.c (output_addr_const): Ditto.
17377 * dwarf2out.c (output_cfi): Ditto.
17378 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17379 * print-rtl.c (print_rtx): Ditto.
17380 * print-tree.c (print_node_brief, print_node): Ditto.
17381 * c-common.c (match_case_to_enum_1): Ditto.
17382 * sched-vis.c (print_value): Ditto.
17383 * config/i386/i386.c (print_operand): Cast to long unsigned int
17386 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17387 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17388 MS Windows VirtualProtect function.
17390 2008-04-15 Jan Hubicka <jh@suse.cz>
17392 * gengtype.c (write_root): Param_is argument is OK.
17393 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17394 * function.h: Include varray.h
17395 (rtl_eh): New stucture based on except.c one.
17396 (call_site_record): New forward declaration and vector type.
17397 * calls.c (emit_call_1): Do not call
17398 note_current_region_may_contain_throw.
17399 * except.c (eh_status): Remove cur_region, try_region since they are
17401 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17402 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17403 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17404 Remove call_site_data_used, call_site_data_size.
17405 Turn call_site_record into vector in function.h.
17406 (note_current_region_may_contain_throw): Remove.
17407 (get_exception_pointer, get_exception_filter): Do not take struct
17408 function argument; update.
17409 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17410 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17411 build_post_landing_pads, dw2_build_landing_pads,
17412 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17413 sjlj_emit_function_enter, sjlj_emit_function_enter,
17414 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17415 sjlj_build_landing_pads, finish_eh_generation,
17416 remove_exception_handler_label, remove_eh_handler,
17417 maybe_remove_eh_handler, add_reachable_handler,
17418 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17419 add_action_record, collect_one_action_chain, add_call_site,
17420 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17421 sjlj_output_call_site_table, output_function_exception_table,
17422 * except.h (note_current_region_may_contain_throw): Remove
17423 (get_exception_pointer, get_exception_filter): Do not take struct
17425 * Makefile.in (GTFILES): Put varargs before struct function.
17427 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17429 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17430 punt for STRING_CST.
17431 (get_constraint_for): Deal with STRING_CST here instead.
17433 2008-04-15 Richard Guenther <rguenther@suse.de>
17435 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17436 statements in a basic-block with a backward walk. Do not
17437 substitute into dead statements but instead remove those.
17439 2008-04-15 Richard Guenther <rguenther@suse.de>
17441 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17442 to zero, thus disable creation of SFTs.
17444 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17446 * tree-predcom.c (suitable_reference_p): Return false if the
17447 reference can throw.
17449 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17452 * c-decl.c (finish_decl): If extern or static var has variable
17453 size, set TREE_TYPE (decl) to error_mark_node.
17455 2008-04-15 Rafael EspÃndola <espindola@google.com>
17457 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17460 2008-04-15 Richard Guenther <rguenther@suse.de>
17462 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17463 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17464 (visit_reference_op_load): Do walk vuse-vdef chains on
17465 vn_reference_lookup.
17466 (visit_reference_op_store): But do not here.
17467 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17468 vn_reference_lookup.
17469 (vn_lookup_with_vuses): But do so here.
17471 2008-04-14 Ian Lance Taylor <iant@google.com>
17473 * fold-const.c (fold_overflow_warning): Remove assertion.
17475 2008-04-15 Ben Elliston <bje@au.ibm.com>
17477 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17478 temp1 local variables.
17480 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17483 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17484 ".text.unlikely" section as executable.
17486 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17488 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17489 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17490 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17491 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17492 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17493 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17494 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17496 2008-04-14 Ian Lance Taylor <iant@google.com>
17498 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17499 * fold-const.c (fold_comparison): If appropriate, test
17500 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17501 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17502 reassociating a pointer type.
17503 * doc/invoke.texi (Optimize Options): Document that
17504 -fstrict-overflow applies to pointer wraparound.
17506 2008-04-13 Jan Hubicka <jh@suse.cz>
17508 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17510 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17512 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17513 we are going to "save the world".
17515 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17517 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17518 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17519 operand 0 constraint, not "=".
17521 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17523 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17525 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17527 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17528 of size of positions_needed * CHAR_BIT.
17530 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17532 PR middle-end/35897
17533 * dse.c (store_info): Change positions_needed to unsigned
17535 (lowpart_bitmask): New.
17536 (record_store): Cast to unsigned HOST_WIDE_INT for
17537 positions_needed. Assert width <= size of positions_needed *
17538 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17539 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17540 lowpart_bitmask to set mask.
17542 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17544 * config/bfin/constraints.md: New file.
17545 * config/bfin/bfin.md: Include it.
17546 (adddi3): Use satisfies_constraint functions instead of the old macros.
17547 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17548 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17549 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17550 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17551 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17552 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17553 EXTRA_CONSTRAINT): Delete.
17554 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17555 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17557 * config/bfin/bfin.c: Include "tm-constrs.h".
17558 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17559 Use satisfies_constraint functions instead of the old macros.
17560 * doc/md.texi (Blackfin Constraints): Update file name reference.
17562 2008-04-11 Richard Guenther <rguenther@suse.de>
17564 PR tree-optimization/35869
17565 * tree-vrp.c (execute_vrp): Move switch statement update after
17566 jump threading. Schedule another cfg cleanup run.
17568 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17571 * attribs.c (decl_attributes): Return early on errorneous node.
17573 2008-04-10 Oleg Ryjkov <olegr@google.com>
17575 * tree.h (struct tree_base): Added a new flag default_def_flag.
17576 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17578 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17580 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17582 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17585 * pa.md: Define mode iterator P. Define mode attribute dwc.
17586 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17587 (icacheflush): Likewise.
17588 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17589 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17591 2008-04-11 Ben Elliston <bje@au.ibm.com>
17593 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17595 2008-04-10 Rafael EspÃndola <espindola@google.com>
17597 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17598 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17599 (extract_range_from_expr): The same.
17601 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17603 * config/mips/mips.md (GPR2): New mode iterator.
17604 (seq): Add comment.
17605 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17606 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17607 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17608 Rewrite these to take two modes, the mode of comparison and the
17609 mode of the destination.
17610 * config/mips/mips.c (mips_expand_scc): Instead of having
17611 paradoxical subreg as destination, expand "narrowing" scc if mode
17612 of comparison is SI and target is requested in DI mode.
17613 (mips_emit_int_order_test): Update comment. Make mode of
17614 comparison match CMP0 rather than TARGET. When creating inverse
17615 target use mode of TARGET.
17617 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17619 * gcov-dump.c (tag_summary): Only print summaries for the first
17620 GCOV_COUNTERS_SUMMABLE counters.
17622 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17624 * config/i386/i386.md (absneg): New code iterator.
17625 (absnegprefix): New code attribute.
17626 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17627 patterns using absneg code iterator.
17628 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17629 using absneg code iterator.
17630 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17631 *neg<mode>2 patterns using absneg code iterator.
17632 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17633 *negextendsfdf2 patterns using absneg code iterator.
17634 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17635 *negextendsfxf2 patterns using absneg code iterator.
17636 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17637 *negextendsfdf2 patterns using absneg code iterator.
17638 * config/i386/sse.md (<code><mode>2): Macroize expander from
17639 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17641 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17643 * config/s390/s390.h: Remove the remains of the recent search
17644 & replace action of current_function_outgoing_args_size.
17646 2008-04-10 Ira Rosen <irar@il.ibm.com>
17648 PR tree-optimization/35821
17649 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17650 NEW_STMT_LIST is not NULL.
17652 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17655 * toplev.c (process_options): Remove -ffunction-sections debugging
17658 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17660 PR middle-end/PR28690
17661 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17662 than gen_rtx_fmt_ee to perform more canonicalizations.
17664 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17667 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17669 2008-04-09 Richard Guenther <rguenther@suse.de>
17671 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17672 (dump_function_to_file): Dump function arguments with types.
17674 2008-04-08 Richard Guenther <rguenther@suse.de>
17676 * fold-const.c (fold_widened_comparison): Do not allow
17677 sign-changes that change the result.
17679 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17682 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17683 kinds of indirect references.
17685 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17687 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17688 GNU Fortran language string.
17690 2008-04-08 Rafael EspÃndola <espindola@google.com>
17692 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17693 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17694 * tree.h (tree_call_nonnegative_warnv_p): New.
17696 2008-04-08 Jan Hubicka <jh@suse.cz>
17698 * function.c (free_after_compilation): Clear out regno_reg_rtx
17701 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17704 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17706 PR middle-end/PR28690
17707 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17708 same precedence as REG_POINTER and MEM_POINTER operands.
17710 2008-04-08 Richard Guenther <rguenther@suse.de>
17712 PR middle-end/35834
17713 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17714 for adding index to base.
17716 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17718 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17719 (MINGW_ENABLE_EXECUTE_STACK): New.
17720 (IN_LIBGCC2): For libgcc include windows.h file for
17721 function declarations.
17723 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17725 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17726 and tem2 if tem1 is not a REG or MULT.
17728 2008-04-08 Jan Hubicka <jh@suse.cz>
17730 * function.h (incomming_args): Break out of struct function.
17731 (function_subsections): Break out of struct function.
17732 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17733 return_rtx and hard_reg_initial_vals from struct function.
17734 Kill inl_max_label_num.
17735 (current_function_pops_args, current_function_args_info,
17736 current_function_args_size, current_function_args_size,
17737 current_function_pretend_args_size,
17738 current_function_outgoing_args_size,
17739 current_function_internal_arg_pointer, current_function_return_rtx):
17740 Kill compatibility accestor macros.
17741 * builtins.c (expand_builtin_apply_args_1): Update.
17742 (expand_builtin_next_arg): Update.
17743 * df-scan.c (df_get_call_refs): Update.
17744 * dbxout.c (dbxout_function_end): Update.
17745 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17746 (output_line_info): Update.
17747 (secname_for_decl): Update.
17748 (dwarf2out_var_location): Update.
17749 * function.c (free_after_compilation): Update.
17750 (assign_parm_find_stack_rtl): Update.
17751 (assign_parms): Update.
17752 (expand_dummy_function_end): Update.
17753 (expand_function_end): Update.
17754 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17755 (expand_call): Update.
17756 (emit_library_call_value_1): Update.
17757 (store_one_arg): Update.
17758 * varasm.c (initialize_cold_section_name): Update.
17759 (unlikely_text_section): Update.
17760 (unlikely_text_section_p): Update.
17761 (assemble_start_function): Update.
17762 (assemble_end_function): Update.
17763 (default_section_type_flags): Update.
17764 (switch_to_section): Update.
17765 * integrate.c (set_decl_abstract_flags): Update.
17766 (get_hard_reg_initial_val): Update.
17767 (has_hard_reg_initial_val): Update.
17768 (allocate_initial_values): Update.
17769 * resource.c (init_resource_info): Update.
17770 * config/alpha/alpha.c (NUM_ARGS): Update.
17771 (direct_return): Update.
17772 (alpha_va_start): Update.
17773 (alpha_sa_size): Update.
17774 (alpha_initial_elimination_offset): Update.
17775 (alpha_expand_prologue): Update.
17776 (alpha_start_function): Update.
17777 (alpha_expand_epilogue): Update.
17778 (unicosmk_initial_elimination_offset):
17779 * config/alpha/alpha.md (call expander): Update.
17780 * config/s390/s390.c (s390_register_info): Update.
17781 (s390_register_info): Update.
17782 (s390_frame_info): Update.
17783 (s390_initial_elimination_offset): Update.
17784 (s390_build_builtin_va_list): Update.
17785 (s390_va_start): Update.
17786 * config/spu/spu.c (direct_return): Update.
17787 (spu_expand_prologue): Update.
17788 (spu_initial_elimination_offset): Update.
17789 (spu_build_builtin_va_list): Update.
17790 (spu_va_start): Update.
17791 * config/sparc/sparc.c (sparc_init_modes): Update.
17792 (sparc_compute_frame_size): Update.
17793 (function_value): Update.
17794 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17795 * config/i386/i386.md (return expander): Update.
17796 * config/i386/i386.c (ix86_va_start): Update.
17797 (ix86_can_use_return_insn_p): Update.
17798 (ix86_compute_frame_layout): Update.
17799 (ix86_expand_epilogue): Update.
17800 * config/sh/sh.c (output_stack_adjust): Update.
17801 (calc_live_regs): Update.
17802 (sh_expand_prologue): Update.
17803 (sh_builtin_saveregs): Update.
17804 (sh_va_start): Update.
17805 (initial_elimination_offset): Update.
17806 (sh_allocate_initial_value): Update.
17807 (sh_function_ok_for_sibcall): Update.
17808 (sh_get_pr_initial_val): Update.
17809 * config/sh/sh.md (return expander): Update.
17810 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17811 * config/crx/crx.c (crx_compute_frame): UPdate.
17812 (crx_initial_elimination_offset): UPdate.
17813 * config/xtensa/xtensa.c (compute_frame_size): Update
17814 (xtensa_builtin_saveregs): Update.
17815 (xtensa_va_start): Update.
17816 (order_regs_for_local_alloc): Update.
17817 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17818 (xstormy16_expand_builtin_va_start): Update.
17819 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17820 * config/m68hc11/m68hc11.md (return expanders): Update.
17821 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17822 (expand_epilogue): Update.
17823 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17824 (cris_simple_epilogue): Update.
17825 (cris_expand_prologue): Update.
17826 (cris_expand_epilogue): Update.
17827 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17828 (compute_frame_size): Update.
17829 * config/mt/mt.c (mt_compute_frame_size): Update.
17830 * config/mn10300/mn10300.c (expand_prologue): Update.
17831 (expand_epilogue): Update.
17832 (initial_offset): Update.
17833 (mn10300_builtin_saveregs):
17834 * config/mn10300/mn10300.md (return expander): Update.
17835 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17836 (ia64_initial_elimination_offset): Update.
17837 (ia64_initial_elimination_offset): Update.
17838 (ia64_expand_prologue): Update.
17839 * config/m68k/m68k.md (return expander): Update.
17840 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17841 (rs6000_stack_info): Update.
17842 * config/mcore/mcore.c (layout_mcore_frame): Update.
17843 (mcore_expand_prolog): Update.
17844 * config/arc/arc.c (arc_compute_frame_size): Update.
17845 * config/score/score3.c (score3_compute_frame_size): Update.
17846 * config/score/score7.c (score7_compute_frame_size): Update.
17847 * config/arm/arm.c (use_return_insn): Update.
17848 (thumb_find_work_register): Update.
17849 (arm_compute_save_reg_mask): Update.
17850 (arm_output_function_prologue): Update.
17851 (arm_output_epilogue): Update.
17852 (arm_size_return_regs): Update.
17853 (arm_get_frame_offsets): Update.
17854 (arm_expand_prologue): Update.
17855 (thumb_exit): Update.
17856 (thumb_unexpanded_epilogue): Update.
17857 (thumb1_output_function_prologue): Update.
17858 * config/pa/pa.md (return expander): Update.
17859 * config/pa/pa.c (compute_frame_size): Update.
17860 (hppa_builtin_saveregs): Update.
17861 * config/mips/mips.c (mips_va_start): Update.
17862 (mips16_build_function_stub): Update.
17863 (mips_compute_frame_info): Update.
17864 (mips_restore_gp): Update.
17865 (mips_output_function_prologue): Update.
17866 (mips_expand_prologue): Update.
17867 * config/v850/v850.c (compute_frame_size): Update.
17868 (expand_prologue): * config/mmix/mmix.c (along): update.
17869 (mmix_initial_elimination_offset): update.
17870 (mmix_reorg): update.
17871 (mmix_use_simple_return): update.
17872 (mmix_expand_prologue): update.
17873 (mmix_expand_epilogue): Update.
17874 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17875 (emit_link_insn): Update.
17877 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17879 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17880 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17882 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17885 2008-04-07 Jan Hubicka <jh@suse.cz>
17887 * function.h (rtl): Rename to x_rtl.
17888 (crtl): New define.
17889 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17890 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17891 used_temp_slots avail_temp_slots, temp_slot_level,
17892 nonlocal_goto_handler_labels): Update accesstors.
17893 (rtl): New global variable.
17894 (struct function): Move some fileds to rtl_data.
17895 (get_arg_pointer_save_area): Update prototype.
17896 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17897 get_arg_pointer_save_area.
17898 * expr.c (init_expr): Update
17899 * function.c (get_frame_size): Update
17900 (assign_stack_local): Update
17901 (expand_function_end): Update.
17902 (get_art_pointer_save_area): Update
17904 * emit-rtl.c (rtl): Declare.
17905 (regno_reg_rtx): Declare.
17906 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17908 (gen_reg_rtx): Update.
17909 * varasm.c (n_deferred_constatns): Update accestor.
17910 (init_varasm_status): Do not allocate varasm_status.
17911 (force_const_mem, get_pool_size, output_constant_pool): Update.
17912 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17913 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17914 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17915 * sparc/sparc.h (INIT_EXPANDERS): Update.
17916 * ia64/ia64.h (INIT_EXPANDERS): Update.
17918 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17920 * reload.c (push_secondary_reload): Add missing break to for loop.
17922 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17924 PR middle-end/PR28690
17925 * rtlanal.c: Update copyright years.
17926 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17927 as REG_POINTER and MEM_POINTER operands.
17928 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17929 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17930 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17931 * gcse.c: Update copyright years.
17932 (pre_delete): Call gen_reg_rtx_and_attrs.
17933 (hoist_code): Likewise.
17934 (build_store_vectors): Likewise.
17935 (delete_store): Likewise.
17936 * loop-invariant.c (move_invariant_reg): Likewise.
17937 Update copyright years.
17939 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17941 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17942 control string instead of quoted.
17944 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17946 * doc/rtl.texi: Rewrite of subreg section.
17948 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17951 * config/i386/i386.c (legitimize_pic_address): Add treating
17952 of dllimport SYM_REF's.
17953 (legitimize_dllimport_symbol): Add prototype.
17955 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17957 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17958 reference in constructor with non self-referential type.
17960 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17962 Removal of Return with Depressed Stack Pointer support
17963 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17964 (ECF_SP_DEPRESSED): Likewise.
17965 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17966 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17967 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17968 (expand_call): Do not test ECF_SP_DEPRESSED.
17969 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17970 * function.c (keep_stack_depressed): Delete.
17971 (handle_epilogue_set): Likewise.
17972 (update_epilogue_consts): Likewise.
17973 (emit_equiv_load): Likewise.
17974 (thread_prologue_and_epilogue_insns): Remove support for Return with
17975 Depressed Stack Pointer.
17976 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17978 2008-04-06 Richard Guenther <rguenther@suse.de>
17980 PR tree-optimization/35400
17981 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17982 information from SSA_NAMEs.
17984 2008-04-06 Anatoly Sokolov <aesok@post.ru>
17986 * config/avr/avr.h (avr_mega_p): Remove declaration.
17987 (AVR_MEGA): Remove macro.
17988 * config/avr/avr.c (avr_mega_p): Remove variable.
17989 (avr_override_options): Remove inicializion of avr_mega_p.
17990 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17991 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
17992 (avr_jump_mode): (Ditto.).
17993 (avr_output_progmem_section_asm_op): (Ditto.).
17994 (avr_asm_init_sections): (Ditto.).
17995 (avr_asm_init_sections): (Ditto.).
17996 (avr_rtx_costs): (Ditto.).
17997 * config/avr/avr.md: (Ditto.).
17998 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18001 2008-04-06 Richard Guenther <rguenther@suse.de>
18003 PR tree-optimization/35842
18004 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18005 is_gimple_invariant_address.
18007 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18009 * gcc.c (default_compilers): Sync Fortran extensions list with
18010 that in fortran/lang-specs.h.
18011 * doc/invoke.texi: Likewise.
18012 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18013 * dwarf2out.c (gen_compile_unit_die): Likewise.
18015 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18017 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18019 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18022 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18023 attribute is used for nested functions.
18025 2008-04-05 Jan Hubicka <jh@suse.cz>
18027 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18029 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18031 (dump_files): Update.
18032 (enable_rtl_dump_file): Do not accept letter argument.
18033 * tree-pass.h (dump_file_info): Remove letter argument.
18034 * toplev.c (decode_d_option): Update -da handling.
18035 * toplev.h (enable_rtl_dump_file): Update prototype.
18036 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18037 it out based on pass type.
18038 (register_dump_files_1): Likewise.
18039 (init_optimization_passes): Update register_one_dump_file calls.
18040 (execute_one_pass): Sanity check that IPA passes are called at IPA
18041 level and RTL passes at RTL level.
18042 (execute_pass_list): IPA pass can not be after or subpass of
18044 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18045 disallov RTL subpasses of IPA subpasses.
18047 2008-04-05 Ben Elliston <bje@au.ibm.com>
18049 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18050 builtins that return exactly once and do not throw. Cache call to
18053 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18055 PR rtl-optimization/34916
18056 PR middle-end/35519
18057 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18058 between instruction pairs.
18060 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18062 * doc/invoke.texi: Document -mbitops for SH.
18063 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18064 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18065 * config/sh/sh.c (print_operand): Add %t operand code.
18066 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18067 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18068 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18069 (extendqihi2): Likewise.
18070 (movqi_i): Likewise.
18071 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18072 (extv): Use bld instruction for SH2A if possible.
18074 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18075 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18076 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18077 (bset.b, bclr.b): Define peepholes.
18078 * config/sh/sh.opt (mbitops): New option.
18080 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18083 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18084 and view convert expression.
18086 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18089 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18091 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18093 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18095 * config/i386/cpuid.h (bit_AES): New.
18096 (bit_PCLMUL): Likewise.
18098 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18099 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18100 SSE2 if AES or PCLMUL is enabled.
18101 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18102 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18103 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18104 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18105 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18106 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18107 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18108 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18109 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18110 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18111 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18112 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18113 __builtin_ia32_aeskeygenassist128 and
18114 __builtin_ia32_pclmulqdq128.
18115 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18116 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18117 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18119 * config/i386/i386.h (TARGET_AES): New.
18120 (TARGET_PCLMUL): Likewise.
18121 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18123 * config/i386/i386.md (UNSPEC_AESENC): New.
18124 (UNSPEC_AESENCLAST): Likewise.
18125 (UNSPEC_AESDEC): Likewise.
18126 (UNSPEC_AESDECLAST): Likewise.
18127 (UNSPEC_AESIMC): Likewise.
18128 (UNSPEC_AESKEYGENASSIST): Likewise.
18129 (UNSPEC_PCLMUL): Likewise.
18131 * config/i386/i386.opt (maes): New.
18132 (mpclmul): Likewise.
18134 * config/i386/sse.md (aesenc): New pattern.
18135 (aesenclast): Likewise.
18136 (aesdec): Likewise.
18137 (aesdeclast): Likewise.
18138 (aesimc): Likewise.
18139 (aeskeygenassist): Likewise.
18140 (pclmulqdq): Likewise.
18142 * config/i386/wmmintrin.h: New.
18144 * doc/extend.texi: Document AES and PCLMUL built-in function.
18146 * doc/invoke.texi: Document -maes and -mpclmul.
18148 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18150 * function.c (free_after_parsing): Replace with
18151 cxx_push_function_context from C++ front-end.
18152 (allocate_struct_function): Don't call langhook.
18153 * langhooks.h (struct lang_hooks_for_functions): Delete.
18154 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18156 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18157 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18158 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18159 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18160 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18161 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18162 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18164 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18165 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18167 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18170 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18173 2008-04-04 Richard Guenther <rguenther@suse.de>
18175 PR middle-end/35823
18176 * fold-const.c (optimize_minmax_comparison): Use the correct
18177 type for the constant in the simplified comparison.
18179 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18181 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18182 Pass L2 size as "--param l2-cache-size" to the compiler.
18183 (decode_l2_cache): New function to decode L2 cache parameters using
18184 0x8000006 extended cpuid function.
18185 (detect_caches_amd): Determine parameters of L2 cache using
18186 decode_l2_caches function.
18187 (decode_caches_intel): Decode L2 cache parameters.
18188 (detect_caches_intel): Determine L2 cache parameters using
18189 decode_caches_intel and decode_l2_caches functions.
18191 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18193 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18194 secondary input reload for subword loads from the constant pool.
18196 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18199 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18200 constants of the appropriate size for runtime calculations.
18203 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18204 decimal-float literal constant zero.
18206 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18209 * c-parser.c (c_parser_omp_atomic): Call
18210 default_function_array_conversion on the RHS.
18212 PR middle-end/35818
18213 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18214 call is_variable_sized if decl has incomplete type.
18216 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18218 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18220 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18222 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18224 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18225 (sgt<u>): Merge sgt and sgtu into new expander.
18226 (sgt, sgtu): Remove expanders.
18227 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18228 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18229 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18230 *sgtu_<mode>_mips16 into new pattern.
18231 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18232 (sge<u>): Merge sge and sgeu into new expander.
18233 (sge, sgeu): Remove expanders.
18234 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18236 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18237 (slt<u>): Merge slt and sltu into new expander.
18238 (slt, sltu): Remove expanders.
18239 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18240 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18241 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18242 *sltu_<mode>_mips16 into new pattern.
18243 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18244 (sle<u>): Merge sle and sleu into new expander.
18245 (sle, sleu): Remove expanders.
18246 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18247 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18248 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18249 *sleu_<mode>_mips16 into new pattern.
18250 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18252 2008-04-03 Jan Hubicka <jh@suse.cz>
18254 PR tree-optimization/35795
18255 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18256 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18257 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18258 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18259 * score/score3.c (score3_output_mi_thunk): Likewise.
18260 * score/score7.c (score7_output_mi_thunk): Likewise.
18261 * mips/mips.c (mips_output_mi_thunk): Likewise.
18263 2008-04-03 Richard Guenther <rguenther@suse.de>
18265 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18266 conversions. Simplify code.
18268 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18270 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18272 2008-04-03 Tom Tromey <tromey@redhat.com>
18273 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18275 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18276 * config/bfin/t-bfin-linux (generated_files): Add
18277 linux-sysroot-suffix.h.
18278 * doc/install.texi (Prerequisites): Require make 3.80.
18279 * doc/sourcebuild.texi (Front End Directory): Document new
18281 * Makefile.in (generated_files): New variable.
18282 (ALL_HOST_OBJS): New variable.
18283 ($(ALL_HOST_OBJS)): New target.
18285 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18287 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18288 (remap_block): Call id->transform_lang_insert_block instead
18290 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18291 Set id.transform_lang_insert_block to NULL.
18292 (clone_body): Move to cp/optimize.c
18293 * tree-inline.h (struct copy_body_data): Change
18294 transform_lang_insert_block to function pointer.
18295 (copy_generic_body, copy_decl_no_change): Export.
18296 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18297 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18298 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18300 * c-tree.h (insert_block): Kill.
18301 * c-decl.c (insert_block): Kill.
18303 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18305 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18306 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18307 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18309 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18310 argument, call {push,pop}_function_context from here.
18311 * c-parser.c: Use c_{push,pop}_function_context.
18313 * function.c (push_function_context_to): Move meat ...
18314 (push_function_context): ... here. Simplify.
18315 * function.c (pop_function_context_from): Move meat ...
18316 (pop_function_context): ... here. Simplify.
18317 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18319 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18320 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18321 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18322 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18324 2008-04-03 Ben Elliston <bje@au.ibm.com>
18326 * expmed.c (extract_force_align_mem_bit_field): Remove.
18328 2008-04-03 Richard Guenther <rguenther@suse.de>
18330 PR middle-end/35800
18331 * expr.h (try_casesi): Adjust prototype.
18332 * expr.c (try_casesi): Take fallback label as extra parameter.
18333 Use that for gen_casesi if default_label is NULL.
18334 * stmt.c (expand_case): Pass fallback label to try_casesi,
18335 make sure to fill gaps with a fallback label if default_label
18338 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18341 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18343 2008-04-03 Ben Elliston <bje@au.ibm.com>
18345 * expmed.c (extract_split_bit_field): Remove if (0) code.
18346 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18347 (do_ds_constraint): Likewise.
18349 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18351 * doc/cppopts.texi (-dU): Document.
18352 * c-common.h (flag_dump_macros): Update comment.
18353 * c-opts.c (handle_OPT_d): Handle -dU.
18354 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18355 dump_queued_macros, cb_used_define, cb_used_undef): New.
18356 (init_pp_output): Handle -dU.
18357 (cb_line_change): Call dump_queued_macros.
18358 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18360 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18362 * config/avr/predicates.md (io_address_operand): New predicate.
18363 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18364 * config/avr/avr.c (avr_io_address_p): Remove function.
18365 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18366 'avr_io_address_p' function.
18367 (out_movhi_r_mr): (Ditto.).
18368 (out_movqi_mr_r): (Ditto.).
18369 (out_movhi_mr_r): (Ditto.).
18370 (avr_address_cost): (Ditto.).
18372 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18374 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18375 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18376 in 32bit mode when XMM registers are available to avoid store
18378 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18379 corresponding post-reload splitters.
18381 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18383 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18384 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18385 __builtin_ia32_roundss.
18386 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18387 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18388 __builtin_ia32_roundss.
18389 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18390 IX86_BUILTIN_SHUFPD here.
18392 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18394 * config/i386/i386.md (plogic): New.
18395 (plogicprefix): Likewise.
18397 * config/i386/mmx.md (mmx_<code><mode>3): New.
18398 (mmx_and<mode>3): Removed.
18399 (mmx_ior<mode>3): Likewise.
18400 (mmx_xor<mode>3): Likewise.
18402 * config/i386/sse.md (<code><mode>3): New.
18403 (*<code><mode>3): Likewise.
18404 (*<code><mode>3): Likewise.
18405 (<code><mode>3): Likewise.
18406 (*sse_<code><mode>3): Likewise.
18407 (*sse2_<code><mode>3): Likewise.
18408 (<code>tf3): Likewise.
18409 (*<code>tf3): Likewise.
18410 (and<mode>3): Likewise.
18411 (*and<mode>3): Likewise.
18412 (ior<mode>3): Removed.
18413 (*ior<mode>3): Likewise.
18414 (xor<mode>3): Likewise.
18415 (*xor<mode>3): Likewise.
18416 (*and<mode>3): Likewise.
18417 (*ior<mode>3): Likewise.
18418 (*xor<mode>3): Likewise.
18419 (and<mode>3): Likewise.
18420 (*sse_and<mode>3): Likewise.
18421 (*sse2_and<mode>3): Likewise.
18422 (andtf3): Likewise.
18423 (*andtf3): Likewise.
18424 (ior<mode>3): Likewise.
18425 (*sse_ior<mode>3): Likewise.
18426 (*sse2_ior<mode>3): Likewise.
18427 (iortf3): Likewise.
18428 (*iortf3): Likewise.
18429 (xor<mode>3): Likewise.
18430 (*sse_xor<mode>3): Likewise.
18431 (*sse2_xor<mode>3): Likewise.
18432 (xortf3): Likewise.
18433 (*xortf3): Likewise.
18435 2008-04-02 Richard Guenther <rguenther@suse.de>
18437 PR tree-optimization/14495
18438 PR tree-optimization/34793
18439 * tree-vrp.c (struct switch_update): New structure.
18440 (to_remove_edges, to_update_switch_stmts): New VECs.
18441 (simplify_switch_using_ranges): New function. Remove not taken
18442 case labels and edges.
18443 (simplify_stmt_using_ranges): Call it.
18444 (identify_jump_threads): Mark edges we have queued for removal
18445 so we don't thread them.
18446 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18448 * tree-cfg.c (group_case_labels): Deal with missing default label.
18449 (tree_verify_flow_info): Allow missing default label.
18450 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18451 (emit_case_nodes): Likewise.
18452 (expand_case): Do not rely on the default label to be present.
18453 * expr.c (try_casesi): Deal with NULL default_label.
18454 (do_tablejump): Likewise.
18456 2008-04-02 Richard Guenther <rguenther@suse.de>
18458 PR tree-optimization/14495
18459 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18460 SWITCH_EXPR here ...
18461 (vrp_visit_switch_stmt): ... but here (new function).
18462 (find_case_label_index): New helper function.
18463 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18465 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18467 * fwprop.c: Fix ISO-C99ism.
18469 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18472 * Makefile.in (objdir): Set it here.
18473 * configure.ac: Not here. Find dynamic linker characteristics.
18474 * exec-tool.in: Use them.
18475 * aclocal.m4: Regenerate.
18476 * configure: Regenerate.
18478 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18480 * expr.c (expand_var): Delete it.
18481 * expr.h (expand_var): Delete prototype.
18482 * function.c (expand_function_start): Use expand_decl instead.
18483 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18486 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18488 PR rtl-optimization/35542
18489 * fwprop.c (forward_propagate_and_simplify): Replace
18490 loc_reg_mentioned_in_p with reg_mentioned_p.
18492 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18494 PR rtl-optimization/35281
18495 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18496 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18497 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18498 (varying_mem_p): Move above propagate_rtx.
18499 (all_uses_available_at): Do not check MEMs.
18501 2008-04-02 Rafael EspÃndola <espindola@google.com>
18503 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18504 (register_edge_assert_for_2): Split the cond argument.
18505 (register_edge_assert_for_1): Adjust for the change in
18506 register_edge_assert_for_2.
18507 (register_edge_assert_for): Split the cond argument.
18508 (find_switch_asserts): Adjust for the change in
18509 register_edge_assert_for.
18511 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18513 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18514 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18515 offsets for 64-bit mingw.
18516 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18517 abi for x86_64-pc-mingw.
18519 2008-04-02 Richard Guenther <rguenther@suse.de>
18521 * tree-vrp.c (extract_range_from_assert): Make sure to not
18522 produce range min/max with TREE_OVERFOW set.
18523 If merging a anti-range and a range keep the anti-range if
18524 the range covers all values of the type.
18525 (register_edge_assert_for_2): Only allow sign-changing
18526 conversions in detecting canonical range checks. Also
18527 register an assert for the unsigned name if useful.
18529 PR tree-optimization/35787
18530 * tree-vrp.c (vrp_val_max): New function.
18531 (vrp_val_min): Likewise.
18532 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18533 (vrp_val_is_min): Likewise.
18534 (supports_overflow_infinity): Use vrp_val_{min,max}.
18535 (negative_overflow_infinity): Likewise.
18536 (positive_overflow_infinity): Likewise.
18537 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18538 (is_positive_overflow_infinity): Likewise.
18539 (is_overflow_infinity): Likewise.
18540 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18541 vrp_val_is_{min,max}.
18542 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18543 to ranges if possible. Avoid empty ranges.
18545 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18547 PR middle-end/35705
18548 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18549 the expression is a function address.
18551 2008-04-01 George Helffrich <george@gcc.gnu.org>
18553 PR fortran/35154, fortran/23057
18554 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18555 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18556 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18557 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18559 (dbxout_syms): Check for COMMON-based symbol and wrap in
18560 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18561 in bracket for efficiency.
18563 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18564 using DW_TAG_common_block + member offset.
18565 (add_pubname_string): New function.
18566 (dw_expand_expr): New function to find block name and offset for
18568 (common_check): New function to check whether symbol in Fortran COMMON.
18569 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18571 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18574 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18576 2008-04-02 Ben Elliston <bje@au.ibm.com>
18578 * config/v850/v850.md (casesi): Remove if (0) code.
18579 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18580 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18582 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18584 * config/i386/i386.md (rex64suffix): New mode attribute.
18585 (floathi<mode>2): Disable expander for SSE math.
18586 (*floathi<mode>2_1): New insn insn_and_split pattern.
18587 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18588 corresponding post-reload splitters.
18589 (*floathi<mode>2_i387): New macroized insn pattern.
18590 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18591 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18592 insn_and_split pattern.
18593 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18594 New macroized instruction patterns and corresponding post-reload
18596 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18597 and corresponding post-reload splitters.
18598 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18599 New macroized instruction patterns.
18600 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18601 macroized instruction patterns and corresponding post-reload splitters.
18602 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18603 corresponding post-reload splitters.
18604 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18605 New macroized instruction patterns.
18606 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18607 corresponding post-reload splitters.
18608 (*floatsi<mode>2_i387): New macroized instruction patterns.
18610 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18612 * config/i386/i386.md (smaxmin): New.
18613 (umaxmin): Likewise.
18614 (maxminiprefix): Likewise.
18615 (maxminfprefix): Likewise.
18616 (<code><mode>3): Likewise.
18617 (smin<mode>3): Removed.
18618 (smax<mode>3): Likewise.
18620 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18621 (mmx_<code>v4hi3): Likewise.
18622 (mmx_<code>v8qi3): Likewise.
18623 (mmx_smaxv2sf3): Removed.
18624 (mmx_sminv2sf3): Likewise.
18625 (mmx_umaxv8qi3): Likewise.
18626 (mmx_smaxv4hi3): Likewise.
18627 (mmx_uminv8qi3): Likewise.
18628 (mmx_sminv4hi3): Likewise.
18630 * config/i386/sse.md (<addsub><mode>3): New.
18631 (*<addsub><mode>3): Likewise.
18632 (<sse>_vm<addsub><mode>3): Likewise.
18633 (<maxmin><mode>3): Likewise.
18634 (*<maxmin><mode>3_finite): Likewise.
18635 (*<maxmin><mode>3): Likewise.
18636 (<sse>_vm<maxmin><mode>3): Likewise.
18637 (sse3_h<addsub>v4sf3): Likewise.
18638 (sse3_h<addsub>v2df3): Likewise.
18639 (<maxmin>v16qi3): Likewise.
18640 (*<maxmin>v16qi3): Likewise.
18641 (<maxmin>v8hi3): Likewise.
18642 (*<maxmin>v8hi3): Likewise.
18643 (*sse4_1_<maxmin><mode>3): Likewise.
18644 (*sse4_1_<maxmin><mode>3): Likewise.
18645 (add<mode>3): Removed.
18646 (*add<mode>3): Likewise.
18647 (<sse>_vmadd<mode>3): Likewise.
18648 (sub<mode>3): Likewise.
18649 (*sub<mode>3): Likewise.
18650 (<sse>_vmsub<mode>3): Likewise.
18651 (smin<mode>3): Likewise.
18652 (*smin<mode>3_finite): Likewise.
18653 (*smin<mode>3): Likewise.
18654 (<sse>_vmsmin<mode>3): Likewise.
18655 (smax<mode>3): Likewise.
18656 (*smax<mode>3_finite): Likewise.
18657 (*smax<mode>3): Likewise.
18658 (<sse>_vmsmax<mode>3): Likewise.
18659 (sse3_haddv4sf3): Likewise.
18660 (sse3_haddv2df3): Likewise.
18661 (sse3_hsubv4sf3): Likewise.
18662 (sse3_hsubv2df3): Likewise.
18663 (umaxv16qi3): Likewise.
18664 (*umaxv16qi3): Likewise.
18665 (smaxv8hi3): Likewise.
18666 (*smaxv8hi3): Likewise.
18667 (*sse4_1_smax<mode>3): Likewise.
18668 (*sse4_1_umax<mode>3): Likewise.
18669 (uminv16qi3): Likewise.
18670 (*uminv16qi3): Likewise.
18671 (sminv8hi3): Likewise.
18672 (*sminv8hi3): Likewise.
18673 (*sse4_1_smin<mode>3): Likewise.
18674 (*sse4_1_umin<mode>3): Likewise.
18676 2008-04-01 Rafael EspÃndola <espindola@google.com>
18678 * tree-cfg.c (verify_expr): remove in_phi.
18679 (verify_stmt): Don't call walk_tree with verify_expr. Use
18680 is_gimple_min_invariant instead of is_gimple_val.
18682 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18684 * doc/include/gpl_v3.texi: Update for manpage generation.
18685 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18687 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18688 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18689 gpl_v3.texi instead of gpl.texi.
18692 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18695 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18697 2008-04-01 Rafael EspÃndola <espindola@google.com>
18699 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18700 (extract_code_and_val_from_cond): Use
18701 extract_code_and_val_from_cond_with_ops.
18703 2008-04-01 Jan Hubicka <jh@suse.cz>
18705 * function.c (free_after_compilation): Free epilogue_delay_list.
18706 (prepare_function_start): Assert that previous compilation was freed.
18708 2008-04-01 Jan Hubicka <jh@suse.cz>
18709 Jim Wilson <wilson@tuliptree.org>
18710 Andreas Tobler <andreast@gcc.gnu.org>
18712 PR middle-end/35781
18713 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18714 rtl.emit instead cfun->emit.
18715 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18716 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18718 2008-04-01 Ben Elliston <bje@au.ibm.com>
18720 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18722 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18724 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18726 (fprofile-use): Add var flag_profile_use
18727 * coverage.c (coverage_begin_output): Do not open a gcno file for
18728 output only if -ftest-coverage is set.
18729 Do not add getpwd() to gcda file path.
18730 (build_gcov_info): Check the new flag
18731 flag_profile_datafile_relative_path.
18732 (coverage_init): Use profile_data_prefix.
18733 Read profile counter only if flag_profile_use is set.
18734 * opts.c (common_handle_option): New option fprofile-use=,
18735 fprofile-dir=, fprofile-generate=.
18736 * toplev.c (profile_data_prefix): New variable definition.
18737 * toplev.h (profile_data_prefix): New declaration.
18738 * doc/invoke.tex (Option Summary, Optimization Options):
18741 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18743 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18744 use tmp consistently.
18747 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18748 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18749 UNSPEC_FR_RECIP_APPROX_RES.
18750 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18752 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18755 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18757 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18759 PR middle-end/30186
18760 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18761 element of the vector via a pointer.
18763 2008-03-31 Ian Lance Taylor <iant@google.com>
18765 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18767 2008-03-31 Jan Hubicka <jh@suse.cz>
18769 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18770 get_arg_pointer_save_area.
18771 * expr.c (init_expr): Just clear out rtl.expr.
18772 * function.c (free_after_compilation): Clear out whole RTL structure.
18773 (get_func_frame_size): Merge into ...
18774 (get_frame_size): ... this one.
18775 (assign_stack_local_1): Merge into ...
18776 (assign_stack_local): ... this one.
18777 (expand_function_end): Update call of get_arg_pointer_save_area.
18778 (get_art_pointer_save_area): Remove cfun argument.
18779 * function.h (emit_status): regno_pointer_align does not need length
18780 attribute. Move x_regno_reg_rtx to ...
18781 (regno_reg_rtx): ... new global array.
18782 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18783 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18784 apply_args_value, forced_labels, stack_pointer_delta):
18786 (struct varasm_status): Move here from varasm.c
18787 (struct rtl_data): New. Move here some fields from struct function.
18788 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18789 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18790 used_temp_slots avail_temp_slots, temp_slot_level,
18791 nonlocal_goto_handler_labels): Update accesstors.
18792 (rtl): New global variable.
18793 (struct function): Move some fileds to rtl_data.
18794 (get_arg_pointer_save_area): Update prototype.
18795 * emit-rtl.c (rtl): Declare.
18796 (regno_reg_rtx): Declare.
18797 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18799 (gen_reg_rtx): Update.
18800 (init_virtual_regs): Do not tate emit_status argument.
18801 (init_emit): Do not allocate emit.
18802 * varasm.c (varasm_statuc): Move to function.h.
18803 (n_deferred_constatns): Update accestor.
18804 (init_varasm_status): Do not allocate varasm_status.
18805 (force_const_mem, get_pool_size, output_constant_pool): Update.
18806 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18807 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18809 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18811 PR rtl-optimization/35729
18812 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18815 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18818 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18819 load/store if memory is unaligned.
18820 (*movti_rex64): Likewise.
18822 * config/i386/predicates.md (misaligned_operand): New.
18824 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18827 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18830 2008-03-31 Jan Beulich <jbeulich@novell.com>
18832 * config/ia64/constraints.md: Add 'j' constraint.
18833 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18834 (movdi_internal): Likewise.
18836 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18839 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18841 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18844 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18845 proper error message for the third argument on blendpd and
18848 * config/i386/sse.md (blendbits): New.
18849 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18851 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18853 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18855 2008-03-30 Richard Guenther <rguenther@suse.de>
18857 PR middle-end/31023
18858 * fold-const.c (fold_sign_changed_comparison): Do leave
18859 conversions to base-types alone.
18861 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18863 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18864 the link register if one altivec register is be saved.
18866 2008-03-30 Ben Elliston <bje@au.ibm.com>
18868 * final.c (final_scan_insn): Remove if (0) code.
18870 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18872 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18874 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18876 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18877 of V4SFmode to ix86_binary_operator_ok.
18879 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18881 * config/i386/i386.c (override_options): Initialize
18882 ix86_veclib_handler to ix86_veclibabi_svml when
18883 -mveclibabi=svml is used.
18884 (ix86_veclibabi_svml): New function for SVML ABI style
18885 vectorization support.
18886 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18888 2008-03-28 Rafael EspÃndola <espindola@google.com>
18890 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18891 (tree_binary_nonnegative_warnv_p): Make it public.
18892 (tree_single_nonnegative_warnv_p): Make it public.
18893 (tree_invalid_nonnegative_warnv_p): Make it public.
18894 (tree_unary_nonzero_warnv_p): Make it public.
18895 (tree_binary_nonzero_warnv_p): Make it public
18896 (tree_single_nonzero_warnv_p): Make it public.
18897 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18898 (extract_range_from_binary_expr): Split the expr argument.
18899 (extract_range_from_unary_expr): Split the expr argument.
18900 (extract_range_from_comparison): Split the expr argument.
18901 (extract_range_from_expr): Use the new aux functions.
18902 (vrp_evaluate_conditional_warnv): Use
18903 vrp_evaluate_conditional_warnv_with_ops.
18904 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18905 (tree_binary_nonzero_warnv_p): Declare.
18906 (tree_single_nonzero_warnv_p): Declare.
18907 (tree_expr_nonzero_warnv_p): Declare.
18908 (tree_unary_nonnegative_warnv_p): Declare.
18909 (tree_binary_nonnegative_warnv_p): Declare.
18910 (tree_single_nonnegative_warnv_p): Declare.
18911 (tree_invalid_nonnegative_warnv_p): Declare.
18913 2008-03-28 Richard Guenther <rguenther@suse.de>
18915 PR tree-optimization/30317
18916 PR tree-optimization/30911
18917 PR tree-optimization/34793
18918 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18919 (struct assert_locus_d): New member EXPR.
18920 (register_new_assert_for): Add EXPR parameter to support
18921 ASSERT_EXPR <name, expr OP limit>.
18922 (register_edge_assert_for_1): Adjust callers.
18923 (find_assert_locations): Likewise.
18924 (process_assert_insertions_for): Build condition from expression.
18925 (extract_range_from_assert): Handle ASSERT_EXPRs
18926 of the form ASSERT_EXPR <name, expr OP limit>.
18927 (register_edge_assert_for_2): New helper registering
18928 asserts for comparisons. Recognize range tests of the form
18929 (unsigned)i - CST1 OP CST2.
18930 (register_edge_assert_for_1): Use it.
18931 (register_edge_assert_for): Likewise.
18932 (needs_overflow_infinity): Integer sub-types
18933 do not need overflow infinities.
18934 (vrp_val_is_max): The extreme values of integer sub-types
18935 are those of the base type.
18936 (vrp_val_is_min): Likewise.
18937 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18940 2008-03-28 Nick Clifton <nickc@redhat.com>
18943 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18944 Return GENERAL_REGS for stack adjustment reloads.
18946 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18949 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18950 const_vector when all the vectors are constant.
18952 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18954 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18956 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18957 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18959 (s<code>_sf): Use new scc_sf attribute for opcode names.
18961 2008-03-27 Tom Tromey <tromey@redhat.com>
18963 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18964 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18965 config/spu/t-spu-elf, config/i386/t-interix,
18966 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18967 config/i386/x-darwin, config/i386/x-mingw32,
18968 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18969 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18970 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18971 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18972 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18973 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18974 config/score/t-score-elf, config/arm/t-strongarm-pe,
18975 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18976 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18977 Revert automatic dependency patch.
18979 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18982 * config/i386/i386.c (ix86_function_arg_boundary): Align
18983 decimal floating point to its natural boundary.
18985 2008-03-27 Richard Guenther <rguenther@suse.de>
18987 PR middle-end/35716
18988 * fold-const.c (fold_comparison): Restrict distinct decl
18989 comparison folding to VAR_DECLs and PARM_DECLs. Do not
18990 solely rely on operand_equal_p.
18992 2008-03-27 Richard Guenther <rguenther@suse.de>
18995 * c-common.c (handle_weak_attribute): Reject combination of
18998 2008-03-27 Richard Guenther <rguenther@suse.de>
19000 PR tree-optimization/32810
19001 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19002 conversions from DECL_INITIAL.
19003 (fold_const_aggregate_ref): Likewise from constructor elements.
19005 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19007 * tree-affine.h (aff_combination_expand): Declare.
19008 (get_inner_reference_aff): Likewise.
19009 * tree-affine.c (aff_combination_expand): Split out from
19010 tree_to_aff_combination_expand.
19011 (get_inner_reference_aff): New function.
19012 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19013 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19014 (struct lim_aux_data): sm_done field removed.
19015 (mem_ref_loc_p, mem_ref_locs_p): New types.
19016 (struct mem_ref): Added id, stored, accesses_in_loop,
19017 indep_loop, dep_loop, indep_ref, dep_ref fields.
19018 Removed is_stored, locs and next fields.
19019 (memory_accesses): New variable.
19020 (movement_possibility): Do not allow moving statements
19021 that store to memory.
19022 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19024 (determine_max_movement): For statements with memory references,
19025 find the outermost loop in that the reference is independent.
19026 (move_computations_stmt): Mark the virtual operands for renaming.
19027 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19028 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19029 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19030 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19031 create_vop_ref_mapping, analyze_memory_references,
19032 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19033 get_all_locs_in_loop, ref_always_accessed_p,
19034 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19035 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19036 store_motion_loop, store_motion): New functions.
19037 (struct vop_to_refs_elt): New type.
19038 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19039 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19040 (schedule_sm): Replaced by...
19041 (execute_sm): ... this.
19042 (determine_lsm_ref, hoist_memory_references,
19043 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19044 find_more_ref_vops, free_mem_ref, free_mem_refs,
19045 determine_lsm_loop, determine_lsm): Removed.
19046 (tree_ssa_lim_finalize): Free data structures used by store motion.
19047 (tree_ssa_lim): Call analyze_memory_references. Use
19048 store_motion instead of determine_lsm.
19050 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19052 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19053 rename tmake_file to m68hc11/t-m68hc11.
19054 (mcore): Set inhibit_libc to true.
19055 * config.host (alpha*-dec-*vms*): Set extra_programs.
19056 (interix3*): Don't use host_xmake_file.
19057 * configure.ac: Let config.gcc override inhibit_libc.
19058 * configure: Regenerate.
19060 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19061 * config/t-openbsd-thread: Remove commented out lines.
19063 * config/x-interix: Remove.
19065 * config/m68hc11/t-m68hc11-gas: Rename to...
19066 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19068 * config/mcore/t-mcore: Remove T_CFLAGS.
19069 * config/mcore/t-mcore-pe: Likewise.
19071 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19073 * configure.ac: Replace custom __GNU_SOURCE test with
19074 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19075 * aclocal.m4: Regenerate.
19076 * configure: Regenerate.
19077 * config.in: Regenerate.
19079 2008-03-27 Richard Guenther <rguenther@suse.de>
19081 * fold-const.c (target.h): Include.
19082 (fold_comparison): Fold comparison of addresses of decls
19083 that bind locally or of constants. Consolidate address folding code.
19084 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19085 results from fold_binary_to_constant.
19086 (compare_values_warnv): Likewise.
19088 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19090 PR middle-end/35429
19091 * fold-const.c (fold_truthop): Check for integeral types when folding
19092 a == 0 && b == 0 and a != 0 || b != 0 .
19094 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19096 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19098 2008-03-26 Andreas Schwab <schwab@suse.de>
19100 * doc/invoke.texi: Fix use of @item vs. @itemx.
19102 2008-03-26 Tom Tromey <tromey@redhat.com>
19104 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19105 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19106 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19107 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19108 build/genconstants.o, build/genemit.o, build/genextract.o,
19109 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19110 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19113 2008-03-26 Richard Guenther <rguenther@suse.de>
19116 2008-03-26 Richard Guenther <rguenther@suse.de>
19118 * fold-const.c (target.h): Include.
19119 (fold_comparison): Fold comparison of addresses of two decls
19120 that bind locally. Consolidate address folding code.
19122 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19124 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19125 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19126 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19127 dconstsqrt2, dconstthird, dconste and/or dconst10.
19128 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19129 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19130 dconstsqrt2, dconste): Delete.
19131 (init_emit_once): Likewise. Simplify initializing dconstm1.
19133 * real.c (get_real_const): New.
19134 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19135 dconstsqrt2, dconste): Delete.
19136 (real_value_const, get_real_const): New.
19138 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19140 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19142 * config/i386/i386.c (ix86_function_arg_boundary): Check
19143 BIGGEST_ALIGNMENT instead of 128.
19144 (setup_incoming_varargs_64): Likewise.
19146 2008-03-26 Tom Tromey <tromey@redhat.com>
19148 * Makefile.in (DEPFILES): Add missing '/'.
19150 2008-03-26 Richard Guenther <rguenther@suse.de>
19152 * fold-const.c (target.h): Include.
19153 (fold_comparison): Fold comparison of addresses of two decls
19154 that bind locally. Consolidate address folding code.
19156 2008-03-26 Nick Clifton <nickc@redhat.com>
19159 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19160 not allow INT+INT as a legitimate addressing mode.
19162 2008-03-26 Richard Guenther <rguenther@suse.de>
19164 * tree-flow.h (widen_bitfield): Remove declaration.
19165 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19166 (widen_bitfield): Remove function.
19167 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19170 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19173 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19176 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19178 PR rtl-optimization/35232
19179 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19180 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19181 reg_reloaded_call_part_clobbered here.
19182 (reload_regs_reach_end_p): New function.
19183 (reload_reg_rtx_for_input): New variable.
19184 (reload_reg_rtx_for_output): Likewise.
19185 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19186 when reassigning a pseudo register. Load reloadreg from
19187 reload_reg_rtx_for_input, moving the mode and register
19189 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19190 instead of the original when deciding whether an input reload
19191 would be a no-op or whether an output reload can be deleted.
19192 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19193 when setting up new_spill_reg_store. Load it from
19194 reload_reg_rtx_for_output, moving the mode and register
19196 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19197 instead of the original when deciding whether an output reload
19198 would be a no-op. Do the same when modifying insn notes.
19199 Use rtx_equal_p instead of == to compare the registers.
19200 (inherit_piecemeal_p): Take a mode and two register numbers
19202 (emit_reload_insns): Clear new_spill_reg_store for every hard
19203 register in the reload register. Remove spill registers
19204 from reg_reloaded_valid before considering whether to record
19205 inheritance information for them. Use reload_reg_rtx_for_output
19206 instead of reg_rtx when recording output reloads. Use
19207 reload_reg_rtx_for_input instead of reg_rtx when recording
19208 input reloads. Set or clear reg_reloaded_call_part_clobbered
19209 at the same time as setting reg_reloaded_valid.
19210 (delete_output_reload): Add a new_reload_reg parameter and use it
19211 instead of rld[j].reg_rtx.
19212 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19215 2008-03-25 Tom Tromey <tromey@redhat.com>
19217 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19218 (build/genattr.o): Likewise.
19219 (build/genattrtab.o): Likewise.
19220 (build/gencodes.o): Likewise.
19221 (build/genconfig.o): Likewise.
19222 (build/genconstants.o): Likewise.
19223 (build/genemit.o): Likewise.
19224 (build/genextract.o): Likewise.
19225 (build/genflags.o): Likewise.
19227 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19229 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19230 instead of size_int for integer types.
19231 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19232 to match type of MINUS_EXPR.
19234 2008-03-25 Tom Tromey <tromey@redhat.com>
19236 * configure: Rebuilt.
19237 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19240 2008-03-25 Tom Tromey <tromey@redhat.com>
19242 * config/x-solaris (host-solaris.o): Update.
19243 * config/x-linux (host-linux.o): Update.
19244 * config/x-hpux (host-hpux.o): Update.
19245 * config/x-darwin (host-darwin.o): Update.
19246 * config/v850/t-v850e (v850-c.o): Update.
19247 * config/v850/t-v850 (v850-c.o): Update.
19248 * config/t-vxworks (vxworks.o): Update.
19249 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19250 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19251 * config/spu/t-spu-elf (spu-c.o): Update.
19253 * config/sh/t-symbian (sh-c.o): Update.
19254 (symbian.o): Update.
19255 * config/sh/t-sh (sh-c.o): Update.
19256 * config/score/t-score-elf (score7.o, score3.o): Update.
19257 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19258 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19259 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19260 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19261 (rs6000.o): Remove.
19262 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19263 * config/m32c/t-m32c (m32c-pragma.o): Update.
19264 * config/ia64/t-ia64 (ia64-c.o): Update.
19265 * config/i386/x-mingw32 (host-mingw32.o): Update.
19266 * config/i386/x-i386 (driver-i386.o): Update.
19267 * config/i386/x-darwin (host-i386-darwin.o): Update.
19268 * config/i386/x-cygwin (host-cygwin.o): Update.
19269 * config/i386/t-nwld (nwld.o): Update.
19270 * config/i386/t-netware (netware.o): Update.
19271 * config/i386/t-interix (winnt.o): Update.
19272 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19273 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19274 msformat-c.o): Update.
19275 * config/bfin/t-bfin-linux (generated_files): Add
19276 linux-sysroot-suffix.h.
19277 * config/arm/t-wince-pe (pe.o): Update.
19278 * config/arm/t-strongarm-pe (pe.o): Update.
19279 * config/arm/t-pe (pe.o): Update.
19280 * config/arm/t-arm (arm-c.o): Update.
19281 * doc/install.texi (Prerequisites): Require make 3.80.
19282 * Makefile.in: Remove .o targets.
19283 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19284 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19285 (simple_generated_h, simple_generated_c): Move earlier.
19286 (generated_files): New variable.
19287 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19288 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19289 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19290 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19291 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19292 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19293 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19294 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19295 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19296 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19297 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19298 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19300 (COMPILE.base, COMPILE): New variables.
19301 (%.o): New pattern rule.
19302 (ALL_HOST_OBJS): New variable.
19303 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19304 (dummy-checksum.o, cc1-checksum.o): Remove.
19305 (DRIVER_SHLIB): New variable.
19306 (DRIVER_DEFINES): Use it.
19307 (gencondmd.c): Move out of build/.
19308 (s-conditions): Update.
19309 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19310 (ALL_BUILD_OBJS): Likewise.
19311 (build/%.o): Use BUILDCOMPILE.
19312 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19313 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19314 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19315 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19316 build/genconfig.o, build/genconstants.o, build/genemit.o,
19317 build/genextract.o, build/genflags.o, build/genmddeps.o,
19318 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19319 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19320 build/gen-protos.o, build/scan.o, build/fix-header.o,
19321 build/scan-decls.o): Simplify.
19322 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19323 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19324 prefix.o, toplev.o): Reduce to variable setting.
19325 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19326 ($(out_object_file), gcc-options.o): New targets.
19327 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19328 * configure: Rebuilt.
19329 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19330 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19332 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19334 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19335 complain when we hit an error, return ERROR_MARK_NODE.
19337 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19339 * config/sh/constraints.md (Pso, Psz): New constraints.
19340 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19341 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19343 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19345 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19346 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19348 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19350 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19351 (prefetch_sh2a): New.
19353 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19354 Naveen.H.S <naveen.hs@kpitcummins.com>
19356 * config/sh/constraints.md (I28): New constraint.
19357 * config/sh/sh.c (broken_move): Add support for movi20s.
19358 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19360 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19361 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19362 Naveen.H.S <naveen.hs@kpitcummins.com>
19364 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19365 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19366 (print_operand): Handle resbank in %@ operand code.
19367 (sh_encode_section_info): New.
19368 (push_regs): Add conditions for resbank.
19369 (sh_expand_epilogue): Likewise.
19370 (sh_insert_attributes): Likewise.
19371 (sh_attribute_table): Likewise.
19372 (sh_handle_resbank_handler_attribute): New.
19373 (sh2a_handle_function_vector_handler_attribute): New.
19374 (sh2a_is_function_vector_call): New.
19375 (sh2a_get_function_vector_number): New.
19376 (sh2a_function_vector_p): New.
19377 (sh_cfun_resbank_handler_p): New.
19378 * config/sh/sh.md (calli): Emit jsr/n if possible.
19379 (calli_tbr_rel): New.
19380 (calli_pcrel): Emit jsr/n if possible.
19381 (return_i): Emit rts/n if possible.
19382 (call_valuei_tbr_rel): New.
19383 (call_valuei_pcrel): Add condition for SH2A target.
19384 (call_value): Likewise.
19385 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19386 (sh2a_get_function_vector_number): Likewise.
19387 (sh2a_is_function_vector_call): Likewise.
19388 * doc/extend.texi: Document TBR relative addressing of SH2A.
19389 (resbank): Add description for SH2A.
19391 2008-03-24 Richard Guenther <rguenther@suse.de>
19394 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19395 pointer assignments change conversions according to middle-end rules.
19396 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19397 * configure.ac: Include type checking in yes.
19398 * configure: Regenerate.
19400 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19402 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19403 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19405 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19407 * gthr-vxworks.h (UNUSED): Define.
19409 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19411 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19413 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19415 * doc/extend.texi (Function Attributes): Add missing comma in the
19416 example of the "alloc_size" attribute.
19418 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19421 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19423 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19426 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19429 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19430 of the underlying type of a MS bitfield layout to the natural
19431 alignment of the type.
19433 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19435 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19436 to their natural alignment to avoid store forwarding stalls.
19438 2008-03-22 Richard Guenther <rguenther@suse.de>
19440 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19441 For PHI nodes verify the address is invariant.
19442 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19443 (get_symbol_constant_value): Use is_gimple_min_invariant.
19444 (maybe_fold_stmt_indirect): Likewise.
19446 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19448 PR rtl-optimization/33927
19449 * Makefile.in (dse.o): Depend on $(TM_P_H).
19450 * expr.h (extract_low_bits): Declare.
19451 * expmed.c (extract_low_bits): New function.
19452 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19453 * dse.c: Include tm_p.h.
19454 (find_shift_sequence): Remove the read_reg argument and return the
19455 read value. Emit the instructions instead of returning them.
19456 Iterate on new_mode rather than calculating it each time.
19457 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19458 source to NEW_MODE and extract_low_bits to convert the shifted
19459 value to READ_MODE.
19460 (replace_read): Allow the load and store to have different mode
19461 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19462 or extraction instructions before trying the replacement. Update
19463 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19465 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19467 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19468 to their natural alignment to avoid store forwarding stalls.
19470 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19473 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19474 encouraging but not allowing gprs for input;
19475 change the input constraint to !f#r.
19476 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19478 change the output constraint to !f#r.
19480 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19483 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19484 corresponding post-reload splitters.
19485 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19486 when x87 FP math is selected.
19487 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19488 New function prototype.
19489 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19490 unreachable function to ease macroization of insn patterns.
19492 2008-03-21 Martin Jambor <mjambor@suse.cz>
19494 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19495 reference dumps if ddr is NULL or dependence is unknown.
19497 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19499 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19500 unsigned extension into account.
19501 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19502 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19503 Do computations on a scratch register.
19505 2008-03-21 Richard Guenther <rguenther@suse.de>
19507 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19508 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19509 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19510 * tree-ssa-dom.c (record_equality): Likewise.
19511 * tree-inline.c (copy_body_r): Likewise.
19512 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19515 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19517 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19518 as 'delete_unused' argument.
19520 2008-03-20 Richard Guenther <rguenther@suse.de>
19522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19523 special casing of constant qualifiers.
19524 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19525 care about them in general.
19526 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19527 regardless of their type.
19528 (fold_stmt_r): Forcefully fold *& if we end up with that.
19530 2008-03-20 Paul Brook <paul@codesourcery.com>
19532 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19533 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19535 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19537 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19538 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19540 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19542 * common.opt (Wmudflap): New option.
19543 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19544 (mx_register_decls): Likewise.
19545 (mudflap_finish_file): Likewise.
19546 * doc/invoke.texi: Document -Wno-mudflap.
19548 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19550 * c-format.c (replace_format_name_to_system_name): New.
19551 (cmp_attribs): New.
19552 (convert_format_name_to_system_name): New.
19553 (decode_format_attr): Add use of convert_format_name_to_system_name.
19554 (format_types_orig): Add gnu_ prefix to names.
19555 (check_format_info_main): Special treating of \0 escaped names for
19556 supporting multi-character format specifiers as I32, I64.
19557 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19558 (gnu_target_overrides_format_attributes): New.
19559 * c-format.h: Add structure target_ovr_attr to hold
19560 system specific formatter names.
19561 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19562 msformat-c.o file to c_target_objs and cxx_target_objs.
19563 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19564 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19565 (TARGET_N_FORMAT_TYPES): New.
19566 * config/i386/msformat-c.c: New.
19567 * config/i386/t-cygming: Add build rule for msformat-c.o.
19568 * doc/extend.texi: Add new format names gnu_* and ms_* and
19570 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19572 2008-03-20 Ira Rosen <irar@il.ibm.com>
19574 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19575 optimizations turned on under -O3.
19576 (ftree-vectorize): Add that the flag is turned on with -O3.
19578 2008-03-20 Ben Elliston <bje@au.ibm.com>
19580 * regmove.c (try_auto_increment): Fix spelling error in comment.
19581 * final.c (final_scan_insn): Likewise.
19583 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19586 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19587 allocator preferences for "y" and "r" class registers.
19588 ("*mov<mode>_internal"): Ditto.
19589 ("*movv2sf_internal_rex64"): Ditto.
19590 ("*movv2sf_internal"): Ditto.
19592 2008-03-19 Michael Matz <matz@suse.de>
19594 PR middle-end/35616
19595 * calls.c (expand_call): Check overlap of arguments with call
19596 address for sibcalls.
19598 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19601 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19602 of the underlying type of a MS bitfield layout to the natural
19603 alignment of the type.
19605 2008-03-19 Jan Hubicka <jh@suse.cz>
19608 * toplev.c (decode_d_option): Handle all CPP flags.
19609 * tree-vrp.c: Update tree_pass descriptors.
19610 * regrename.c: Update tree_pass descriptors.
19611 * fwprop.c: Update tree_pass descriptors.
19612 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19613 * tree-into-ssa.c: Update tree_pass descriptors.
19614 * tree-dump.c: Update tree_pass descriptors.
19615 * tree-complex.c: Update tree_pass descriptors.
19616 * tree-dump.h: Update tree_pass descriptors.
19617 * see.c: Update tree_pass descriptors.
19618 * cgraphbuild.c: Update tree_pass descriptors.
19619 * tracer.c: Update tree_pass descriptors.
19620 * tree-loop-distribution.c: Update tree_pass descriptors.
19621 * cgraph.c: Update tree_pass descriptors.
19622 * postreload-gcse.c: Update tree_pass descriptors.
19623 * postreload.c: Update tree_pass descriptors.
19624 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19625 * tree-tailcall.c: Update tree_pass descriptors.
19626 * tree-pass.h (tree_opt_pass): Rename to ...
19627 (opt_pass) ... this one; add "type" field and remove letter field.
19628 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19629 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19630 all_lowering_passes): Update declaration.
19631 * ipa-cp.c: Update tree_pass descriptors.
19632 * final.c: Update tree_pass descriptors.
19633 * omp-low.c: Update tree_pass descriptors.
19634 * tree-ssa-dse.c: Update tree_pass descriptors.
19635 * ipa-reference.c: Update tree_pass descriptors.
19636 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19637 * auto-inc-dec.c: Update tree_pass descriptors.
19638 * reorg.c: Update tree_pass descriptors.
19639 * cgraphunit.c: Update tree_pass descriptors.
19640 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19641 * tree-ssa-ccp.c: Update tree_pass descriptors.
19642 * df-core.c: Update tree_pass descriptors.
19643 * mode-switching.c: Update tree_pass descriptors.
19644 * tree-nomudflap.c: Update tree_pass descriptors.
19645 * modulo-sched.c: Update tree_pass descriptors.
19646 * ipa-pure-const.c: Update tree_pass descriptors.
19647 * cse.c: Update tree_pass descriptors.
19648 * web.c: Update tree_pass descriptors.
19649 * tree-stdarg.c: Update tree_pass descriptors.
19650 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19651 * tree-ssa-dom.c: Update tree_pass descriptors.
19652 * tree-nrv.c: Update tree_pass descriptors.
19653 * tree-ssa-alias.c: Update tree_pass descriptors.
19654 * loop-init.c: Update tree_pass descriptors.
19655 * gimple-low.c: Update tree_pass descriptors.
19656 * ipa-inline.c: Update tree_pass descriptors.
19657 * tree-ssa-sink.c: Update tree_pass descriptors.
19658 * global.c: Update tree_pass descriptors.
19659 * ifcvt.c: Update tree_pass descriptors.
19660 * jump.c: Update tree_pass descriptors.
19661 * predict.c: Update tree_pass descriptors.
19662 * tree-ssa-loop.c: Update tree_pass descriptors.
19663 * recog.c: Update tree_pass descriptors.
19664 * dse.c: Update tree_pass descriptors.
19665 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19666 * tree-eh.c: Update tree_pass descriptors.
19667 * regmove.c: Update tree_pass descriptors.
19669 * function.c: Update tree_pass descriptors.
19670 * tree-vectorizer.c: Update tree_pass descriptors.
19671 * gcse.c: Update tree_pass descriptors.
19672 * ipa-type-escape.c: Update tree_pass descriptors.
19673 * tree-if-conv.c: Update tree_pass descriptors.
19674 * init-regs.c: Update tree_pass descriptors.
19675 * ipa.c: Update tree_pass descriptors.
19676 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19677 * rtl-factoring.c: Update tree_pass descriptors.
19678 * lower-subreg.c: Update tree_pass descriptors.
19679 * bt-load.c: Update tree_pass descriptors.
19680 * tree-dfa.c: Update tree_pass descriptors.
19681 * except.c: Update tree_pass descriptors.
19682 * emit-rtl.c: Update tree_pass descriptors.
19683 * cfgexpand.c: Update tree_pass descriptors.
19684 * tree-cfgcleanup.c: Update tree_pass descriptors.
19685 * cfgcleanup.c: Update tree_pass descriptors.
19686 * tree-ssa-pre.c: Update tree_pass descriptors.
19687 * tree-sra.c: Update tree_pass descriptors.
19688 * tree-mudflap.c: Update tree_pass descriptors.
19689 * tree-ssa-copy.c: Update tree_pass descriptors.
19690 * cfglayout.c: Update tree_pass descriptors.
19691 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19692 * tree-ssa-dce.c: Update tree_pass descriptors.
19693 * tree-ssa.c: Update tree_pass descriptors.
19694 * regclass.c: Update tree_pass descriptors.
19695 * integrate.c: Update tree_pass descriptors.
19696 * tree-optimize.c: Update tree_pass descriptors.
19697 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19698 * tree-object-size.c: Update tree_pass descriptors.
19699 * combine.c: Update tree_pass descriptors.
19700 * tree-outof-ssa.c: Update tree_pass descriptors.
19701 * bb-reorder.c: Update tree_pass descriptors.
19702 * stack-ptr-mod.c: Update tree_pass descriptors.
19703 * var-tracking.c: Update tree_pass descriptors.
19704 * tree-profile.c: Update tree_pass descriptors.
19705 * tree-vect-generic.c: Update tree_pass descriptors.
19706 * reg-stack.c: Update tree_pass descriptors.
19707 * sched-rgn.c: Update tree_pass descriptors.
19708 * tree-ssa-structalias.c: Update tree_pass descriptors.
19709 * tree-cfg.c: Update tree_pass descriptors.
19710 * passes.c (current_pass): Update declaration.
19711 (finish_optimization_passes): Update.
19712 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19713 (register_one_dump_file, register_dump_files_1, next_pass_1):
19715 (init_optimization_passes): Update handling of new types.
19716 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19717 * ipa-struct-reorg.c: Update tree_pass descriptors.
19718 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19719 * combine-stack-adj.c: Update tree_pass descriptors.
19720 * cfgrtl.c: Update tree_pass descriptors.
19721 * dce.c: Update tree_pass descriptors.
19722 * tree-ssanames.c: Update tree_pass descriptors.
19724 2008-03-19 Richard Guenther <rguenther@suse.de>
19726 PR middle-end/35609
19727 * tree-ssa.c (walk_data): New structure.
19728 (warn_uninitialized_var): If not always_executed warn with "maybe"
19730 (execute_early_warn_uninitialized): Compute post-dominators.
19731 Initialize always_executed before processing each basic block.
19733 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19736 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19737 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19739 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19741 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19743 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19745 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19747 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19748 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19749 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19750 target after ignore has been set, and move there also the commputation
19751 of subtarget and original_target.
19752 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19753 (LANG_HOOKS_INITIALIZER): Remove it.
19754 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19756 2008-03-18 Richard Guenther <rguenther@suse.de>
19758 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19759 found an expression with constants, note that in the VN for the lhs.
19760 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19761 fold them to constants if possible. Run cleanup_cfg if done so.
19762 (execute_pre): Return todo.
19763 (do_pre): Likewise.
19764 (execute_fre): Likewise.
19765 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19767 (get_prop_source_stmt): Look through pointer conversions.
19769 2008-03-18 Jan Hubicka <jh@suse.cz>
19771 * tree-pretty-print.c: Include predict.h.
19772 (dump_generic_node): Dump predictor.
19773 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19774 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19775 * gimple-low.c (lower_stmt): Likewise.
19776 * expr.c (expand_expr_real): Likewise.
19777 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19779 (build_predict_expr, build_predict_expr): New.
19780 * predict.h (predictor_name, build_predict_expr): Update.
19781 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19782 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19783 * predict.def (PRED_CONTINUE): Update hitrate.
19784 * tree.def (PREDICT_EXPR): Define.
19785 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19786 do not handle BIND_EXPR.
19787 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19788 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19789 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19792 2008-03-18 Michael Matz <matz@suse.de>
19794 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19796 2008-03-18 Richard Guenther <rguenther@suse.de>
19798 * tree-gimple.h (is_gimple_invariant_address): Declare.
19799 (is_gimple_constant): Likewise.
19800 * tree-gimple.c (is_gimple_constant): New function.
19801 (is_gimple_invariant_address): Likewise.
19802 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19803 and is_gimple_invariant_address.
19804 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19806 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19807 an addressable base.
19809 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19811 PR middle-end/35611
19812 * gimplify.c (gimplify_expr): Gimplify second operand of
19815 2008-03-17 Richard Guenther <rguenther@suse.de>
19817 PR tree-optimization/19637
19818 * fold-const.c (fold_unary): Remove restrictions of removing
19819 intermediate pointer-conversions (P2)(P1)P0.
19820 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19821 conversion to void pointer.
19822 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19824 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19827 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19828 emulated thread local variables.
19830 2008-03-16 Richard Guenther <rguenther@suse.de>
19832 PR middle-end/35607
19833 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19834 expand TREE_INVARIANT operations that are not gimple invariant.
19836 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19838 * doc/extend.texi (Alignment): Say that the ABI controls
19839 the __alignof__ for non-strict-alignment targets rather
19840 than being a recommendation.
19842 2008-03-15 Paul Brook <paul@codesourcery.com>
19844 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19846 (arm_output_fn_unwind): Mark functions that can not be unwound.
19848 2008-03-15 Paul Brook <paul@codesourcery.com>
19850 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19851 extension instructions.
19853 2008-03-15 Richard Guenther <rguenther@suse.de>
19855 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19856 and fold constant aggregate refs.
19857 (fold_const_aggregate_ref): Handle string constants
19858 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19859 (evaluate_stmt): Simplify now that ccp_fold folds constant
19862 2008-03-15 Paul Brook <paul@codesourcery.com>
19864 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19865 (extzv): Use gen_extzv_t2.
19866 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19868 2008-03-15 Richard Guenther <rguenther@suse.de>
19870 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19871 (fold_const_aggregate_ref): Likewise.
19872 (get_value): Return NULL if we don't have any values.
19873 (ccp_finalize): Set const_val to NULL after freeing it.
19874 * tree-flow.h (get_symbol_constant_value): Declare.
19875 (fold_const_aggregate_ref): Likewise.
19876 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19878 2008-03-15 Richard Guenther <rguenther@suse.de>
19880 PR middle-end/35593
19881 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19882 to not produce negative array indices if not allowed. Add
19883 parameter to indicate that.
19884 (maybe_fold_offset_to_component_ref): Allow negative array
19885 indices only for the first member of a structure.
19886 (maybe_fold_offset_to_reference): Allow negative array indices.
19887 (maybe_fold_stmt_addition): Likewise.
19889 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19890 Anatoly Sokolov <aesok@post.ru>
19892 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19893 (avr_arch): Add ARCH_AVR6.
19894 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19895 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19896 instead of fixed value 2.
19897 (print_operand_address): Use gs() asm specifier instead of pm().
19898 (avr_assemble_integer): (Ditto.).
19899 (avr_output_addr_vec_elt): (Ditto.).
19900 (print_operand): Handle "!" code.
19901 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19902 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19903 (AVR_HAVE_EIJMP_EICALL): Define.
19904 (AVR_3_BYTE_PC): Redefine.
19905 (AVR_2_BYTE_PC): (Ditto.).
19906 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19907 (LINK_SPEC): Add atmega2560 and atmega2561.
19908 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19910 * config/avr/avr.md (call_insn): Use eicall instead of icall
19911 for 3 byte PC devices.
19912 (call_value_insn): (Ditto.).
19913 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19914 (indirect_jump): Use only for for 2 byte PC devices.
19915 (*tablejump): (Ditto.).
19916 (*indirect_jump_avr6): Add insn.
19917 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19918 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19919 instead of ijmp for 3 byte PC devices.
19920 (__tablejump2__): (Ditto.).
19921 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19922 (MULITLIB_DIRNAMES): (Ditto.).
19923 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19925 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19927 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19928 "sse2_umulsidi3". Use V1DI mode for operand 0.
19929 ("mmx_psadbw"): Use V1DI mode for operand 0.
19930 * config/i386/i386-modes.def (V1SI): New vector mode.
19931 * config/i386/i386.c (struct builtin_description)
19932 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19933 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19934 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19935 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19936 v1di_ftype_v8qi_v8qi type.
19937 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19939 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19940 __builtin_ia32_pmuludq]: Fix the mode of return value.
19942 2008-03-15 Richard Guenther <rguenther@suse.de>
19944 PR middle-end/35595
19945 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19948 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19950 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19951 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19952 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19953 unless TARGET_SERIALIZE_VOLATILE is enabled.
19954 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19955 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19956 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19958 2008-03-14 Richard Guenther <rguenther@suse.de>
19960 PR tree-optimization/34172
19961 * tree-flow.h (refs_may_alias_p): Declare.
19962 (get_single_def_stmt): Likewise.
19963 (get_single_def_stmt_from_phi): Likewise.
19964 (get_single_def_stmt_with_phi): Likewise.
19965 * tree-dfa.c (refs_may_alias_p): New function.
19966 (get_single_def_stmt): Likewise.
19967 (get_single_def_stmt_from_phi): Likewise.
19968 (get_single_def_stmt_with_phi): Likewise.
19969 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19970 (vn_reference_lookup_1): New helper function.
19971 (vn_reference_lookup): Walk the virtual use-def chain to
19972 continue searching for a match if the def does not alias the
19973 reference we are looking for.
19975 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19977 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19978 archive and Perzl. Update The Written Word listing.
19980 2008-03-14 Richard Guenther <rguenther@suse.de>
19982 PR tree-optimization/34043
19983 PR tree-optimization/33989
19984 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
19986 (bitmap_find_leader): Use extra argument to verify dominance
19987 relationship inside a basic-block.
19988 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
19989 (find_leader_in_sets): Adjust.
19990 (create_component_ref_by_pieces): Take extra argument for
19991 dominance check, handle lookup failures.
19992 (find_or_generate_expression): Likewise.
19993 (create_expression_by_pieces): Likewise.
19994 (insert_into_preds_of_block): Adjust.
19995 (create_value_expr_from): If asked for, verify all operands
19996 are in the blocks AVAIL_OUT set.
19997 (make_values_for_stmt): Check for SSA_NAMEs that are life
19998 over an abnormal edge.
19999 (compute_avail): Remove such check.
20000 (do_SCCVN_insertion): New function.
20001 (eliminate): If we do not find a leader suitable for replacement
20002 insert a replacement expression from SCCVN if available.
20003 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20004 (struct vn_ssa_aux): Add needs_insertion flag.
20005 * tree-ssa-sccvn.c (may_insert): New global flag.
20006 (copy_reference_ops_from_ref): Value-number union member access
20007 based on its size, not type and member if insertion is allowed.
20008 (visit_reference_op_load): For a weak match from union type
20009 punning lookup a view-converted value and insert a SSA_NAME
20010 for that value if that is not found.
20011 (visit_use): Make dumps shorter. Do not disallow value numbering
20012 SSA_NAMEs that are life over an abnormal edge to constants.
20013 (free_scc_vn): Release inserted SSA_NAMEs.
20014 (run_scc_vn): New flag to specify whether insertion is allowed.
20015 Process SSA_NAMEs in forward order.
20016 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20017 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20018 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20019 pointer type to/from integral types that do not change the
20020 precision to regular conversions.
20022 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20024 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20025 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20026 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20027 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20028 input arguments and the mode of return value. Built-in functions
20029 that operate on whole 64-bit MMX register now use V1DI mode.
20031 2008-03-13 Alon Dayan <alond@il.ibm.com>
20032 Olga Golovanevsky <olga@il.ibm.com>
20034 PR tree-optimization/35041
20035 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20036 to locate the right position in a statement.
20038 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20042 * config/i386/xmmintrin.h: Change all static inline functions to
20043 extern inline and add __gnu_inline__ attribute.
20044 * config/i386/bmintrin.h: Ditto.
20045 * config/i386/smmintrin.h: Ditto.
20046 * config/i386/tmmintrin.h: Ditto.
20047 * config/i386/mmintrin-common.h: Ditto.
20048 * config/i386/ammintrin.h: Ditto.
20049 * config/i386/emmintrin.h: Ditto.
20050 * config/i386/pmmintrin.h: Ditto.
20051 * config/i386/mmintrin.h: Ditto.
20052 * config/i386/mm3dnow.h: Ditto.
20054 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20056 PR middle-end/35185
20057 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20058 (lower_omp_2): New function.
20059 (lower_omp_1, lower_omp): Rewritten.
20061 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20064 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20065 with the phrase "Microsoft Windows compilers".
20066 (Push/Pop Macro Pragmas): New subsection. Document
20067 #pragma push_macro and pragma pop_macro.
20069 2008-03-12 Paul Brook <paul@codesourcery.com>
20071 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20073 2008-03-12 Paul Brook <paul@codesourcery.com>
20075 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20076 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20077 (thumb2_addsi_shortim): Rename ...
20078 (thumb2_addsi_short): ... to this. Allow register operands.
20079 (thumb2_subsi_short): New pattern.
20080 (thumb2_one_cmplsi2_short,
20081 thumb2_negsi2_short): New patterns and peepholes.
20083 2008-03-12 Paul Brook <paul@codesourcery.com>
20085 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20087 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20089 * config/i386/i386.md (int_cond): New code iterator.
20091 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20092 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20093 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20094 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20095 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20096 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20097 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20098 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20100 2008-03-12 Paul Brook <paul@codesourcery.com>
20102 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20103 instead of {arm,thumb}_compute_save_reg_mask.
20104 (output_return_instruction): Ditto.
20105 (thumb_unexpanded_epilogue): Ditto.
20106 (thumb1_expand_prologue): Ditto.
20107 (thumb1_output_function_prologue): Ditto.
20108 (arm_set_return_address): Ditto.
20109 (thumb_set_return_address): Ditto.
20110 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20111 regs to achieve stack alignment.
20112 (thumb1_compute_save_reg_mask): Fix compiler warning.
20113 (arm_output_epilogue): Use offsets->saved_regs_mask.
20114 Adjust stack pointer by poping call clobered registers.
20115 (arm_expand_prologue): Use offsets->saved_regs_mask.
20116 Adjust stack pointer by pushing extra registers.
20117 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20119 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20122 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20123 conversion to the operands of a multiplication.
20125 2008-03-12 Richard Guenther <rguenther@suse.de>
20127 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20128 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20129 * timevar.def (TV_TREE_PHIPROP): Add.
20130 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20131 pass description. Use TV_TREE_PHIPROP.
20132 * tree-ssa-forwprop.c: Remove phiprop code.
20134 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20136 PR middle-end/35549
20137 * omp-low.c (maybe_lookup_decl): Constify first argument.
20138 (use_pointer_for_field): Change last argument from bool to
20139 omp_context *. Disallow shared copy-in/out in nested
20140 parallel if decl is shared in outer parallel too.
20141 (build_outer_var_ref, scan_sharing_clauses,
20142 lower_rec_input_clauses, lower_copyprivate_clauses,
20143 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20145 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20146 Ira Rosen <irar@il.ibm.com>
20148 * tree-vectorizer.c (free_stmt_vec_info): New function.
20149 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20150 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20151 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20152 * tree-vect-transform.c (vectorizable_conversion): Free
20153 vec_oprnds0 if it was allocated.
20154 (vect_permute_store_chain): Remove unused VECs.
20155 (vectorizable_store): Free VECs that are allocated in the..
20157 (vect_transform_strided_load, vectorizable_load): Likewise.
20158 (vect_remove_stores): Simplify the code.
20159 (vect_transform_loop): Move code to vect_remove_stores().
20160 Call vect_remove_stores() and free_stmt_vec_info().
20162 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20164 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20165 TARGET_HPUX. Revise comment.
20166 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20167 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20168 Use sr4 variant of `be' instruction when not generating PIC code.
20169 (attr_length_call): Adjust for above change.
20171 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20173 * ipa-reference.c (static_execute): Remove module_statics_const and
20174 associated setting code.
20176 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20179 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20180 predicate for operand 1.
20181 (paritysi2_cmp): Use register_operand predicate for operand 2.
20182 Use earlyclobber modifier for operand 1. Remove support for
20184 (paritydi2_cmp): Use register_operand predicate for operand 3.
20185 Use earlyclobber modifier for operand 1. Remove support for
20188 2008-03-11 Paul Brook <paul@codesourcery.com>
20189 Vladimir Prus <vladimir@codesourcery.com>
20191 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20192 (arm_compute_save_reg0_reg12_mask): Always
20193 check if register 11 must be saved. Always safe hard frame pointer
20194 when frame_pointer_needeed.
20195 (arm_compute_save_reg_mask): Save IP and PC
20196 only with apcs frames.
20197 (arm_output_epilogue): Adjust Thumb2 codepath to
20198 be also invoked and work for ARM non-apcs frames.
20199 (arm_expand_prologue): Don't bother saving IP
20200 for non-apcs frame, since it's not clobbered by
20201 prologue code. Implement non-apcs frame
20204 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20206 PR rtl-optimization/35281
20207 * expr.c (convert_move): Use a new pseudo for the intermediate
20208 from_mode->word_mode result.
20210 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20212 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20213 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20214 * toplev.c (compile_file): Don't call it.
20216 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20218 PR middle-end/35526
20219 * expr.c (store_expr): Call emit_block_move if the mode
20220 of "temp" RTX is BLKmode.
20222 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20223 Richard Guenther <rguenther@suse.de>
20225 PR tree-optimization/31358
20226 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20227 the step with a NULL_TREE.
20228 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20229 to sizetype if type is a pointer type.
20230 (add_candidate_1): Don't convert the base and step to
20231 the generic type if the orginal type is a pointer type.
20232 (add_iv_value_candidates): Use sizetype for the step
20233 if type is a pointer type.
20234 (cand_value_at): Likewise.
20235 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20237 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20238 Don't convert the tem affine to the type.
20239 (add_elt_to_tree): Use sizetype for the step if a pointer.
20240 Use POINTER_PLUS_EXPR for pointers.
20241 (aff_combination_to_tree): Use sizetype for the step if a
20244 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20246 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20247 Remove commutativity hint.
20249 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20253 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20254 errorneous type. Check that v is a VAR_DECL.
20256 PR middle-end/35099
20257 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20259 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20261 PR tree-optimization/35494
20262 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20263 may be overriden at link and run time.
20265 2008-03-10 Richard Guenther <rguenther@suse.de>
20267 PR tree-optimization/34677
20268 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20269 (poolify_tree): Likewise.
20270 (modify_expr_template): Likewise.
20271 (poolify_modify_stmt): Likewise.
20272 (insert_fake_stores): Handle all component-ref style stores
20273 in addition to INDIRECT_REF. Also handle complex types.
20274 Do not poolify the inserted load.
20275 (realify_fake_stores): Do not rebuild the tree but only
20276 make it a SSA_NAME copy.
20277 (init_pre): Remove initialzation of modify_expr_template.
20278 Do not allocate modify_expr_node_pool.
20279 (fini_pre): Do not free modify_expr_node_pool.
20281 2008-03-10 Paul Brook <paul@codesourcery.com>
20283 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20284 to avoid conflicts.
20286 2008-03-10 Paul Brook <paul@codesourcery.com>
20287 Mark Shinwell <shinwell@codesourcery.com>
20289 * config/arm/cortex-r4.md: New.
20290 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20292 * config/arm/arm.md: Include cortex-r4.md.
20293 (insn): Add smmls, sdiv and udiv values.
20294 (generic_sched): Don't use generic scheduling for Cortex-R4.
20295 (arm_issue_rate): New function.
20296 (TARGET_SCHED_ISSUE_RATE): Define.
20298 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20300 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20302 2008-03-10 Richard Guenther <rguenther@suse.de>
20304 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20305 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20307 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20309 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20310 Set default to true.
20312 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20314 * c.opt (Wsynth): Deprecate.
20315 * doc/invoke.texi (Option Summary, Warning Options): Document
20316 -Wno-format-contains-nul.
20318 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20321 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20322 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20324 2008-03-09 Ira Rosen <irar@il.ibm.com>
20326 * config/rs6000/rs6000.c (builtin_description): Rename vector
20327 left shift operations.
20328 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20329 (altivec_vsl<VI_char>): Rename to ...
20330 (ashl<mode>3): ... new name.
20331 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20333 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20335 2008-03-08 Richard Guenther <rguenther@suse.de>
20337 * coverage.h (tree_coverage_counter_addr): Declare.
20338 * coverage.c (tree_coverage_counter_addr): New function.
20339 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20340 before using again.
20341 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20342 (tree_gen_one_value_profiler): Likewise.
20343 (tree_gen_ic_profiler): Likewise.
20344 (tree_gen_average_profiler): Likewise.
20345 (tree_gen_ior_profiler): Likewise.
20347 2008-03-08 Richard Guenther <rguenther@suse.de>
20349 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20350 (vn_binary_op_insert): Likewise.
20351 (vn_unary_op_lookup): Likewise.
20352 (vn_unary_op_insert): Likewise.
20353 (vn_nary_op_lookup): Declare.
20354 (vn_nary_op_insert): Likewise.
20355 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20356 and binary hashes, use a single obstack for unary_op_pool
20357 and binary_op_pool.
20358 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20359 a single struct vn_nary_op_s. Store tree code length and
20360 a variable number of operands.
20361 (struct vn_reference_op_struct): Remove unused op2.
20362 (vn_reference_op_eq): Do not compare op2.
20363 (vn_reference_op_compute_hash): Do not compute hash of op2.
20364 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20365 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20366 with vn_nary_op_compute_hash.
20367 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20368 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20370 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20372 (visit_unary_op): Call nary functions.
20373 (visit_binary_op): Likewise.
20374 (process_scc): Adjust for struct vn_tables_s changes.
20375 (allocate_vn_table): Likewise.
20376 (free_vn_table): Likewise.
20377 * tree-vn.c (vn_add): Call nary functions.
20378 (vn_lookup): Likewise.
20380 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20383 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20384 wdst back after sync_compare_and_swapqhi_internal.
20386 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20389 * config/i386/i386-modes.def (V1DI): New vector mode.
20390 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20391 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20392 (MMXMODE248): Ditto.
20393 (MMXMODE): Add V1DI mode.
20394 (mmxvecsize): Change DI mode to V1DI mode.
20395 ("mov<mode>): Use MMXMODEI8 mode iterator.
20396 ("*mov<mode>_internal_rex64"): Ditto.
20397 ("*mov<mode>_internal"): Ditto.
20398 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20399 ("mmx_sub<mode>3"): Ditto.
20400 ("mmx_adddi3"): Remove insn pattern.
20401 ("mmx_subdi3"): Ditto.
20402 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20403 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20404 ("mmx_ashl<mode>3"): Ditto.
20405 ("mmx_lshrdi3"): Remove insn pattern.
20406 ("mmx_ashldi3"): Ditto.
20407 * config/i386/i386.c (classify_argument): Handle V1DImode.
20408 (function_arg_advance_32): Ditto.
20409 (function_arg_32): Ditto.
20410 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20411 mmx_addv1di3 insn pattern.
20412 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20413 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20414 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20415 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20416 Remove definitions of built-in functions.
20417 (V1DI_type_node): New node.
20418 (v1di_ftype_v1di_int): Ditto.
20419 (v1di_ftype_v1di_v1di): Ditto.
20420 (v2si_ftype_v2si_si): Ditto.
20421 (v4hi_ftype_v4hi_di): Remove node.
20422 (v2si_ftype_v2si_di): Ditto.
20423 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20424 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20425 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20426 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20427 Add new builtins using def_builtin_const.
20428 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20429 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20430 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20431 * config/i386/mmintrin.h (__v1di): New typedef.
20432 (_mm_add_si64): Cast arguments to __v1di type.
20433 (_mm_sub_si64): Ditto.
20434 (_mm_sll_pi16): Cast __count to __v4hi type.
20435 (_mm_sll_pi32): Cast __count to __v2si type.
20436 (_mm_sll_si64): Cast arguments to __v1di type.
20437 (_mm_srl_pi16): Cast __count to __v4hi type.
20438 (_mm_srl_pi32): Cast __count to __v2si type.
20439 (_mm_srl_si64): Cast arguments to __v1di type.
20440 (_mm_sra_pi16): Cast __count to __v4hi type.
20441 (_mm_sra_pi32): Cast __count to __v2si type.
20442 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20443 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20444 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20445 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20446 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20447 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20448 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20449 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20450 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20451 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20452 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20453 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20455 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20457 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20459 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20462 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20463 reg+const addressing for Altivec modes. Don't generate reg+reg
20464 addressing for TFmode or TDmode quantities.
20466 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20468 * c-common.c (vector_types_convertible_p): Call langhook
20469 instead of comptypes.
20471 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20474 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20475 integral and scalar float variables which have a
20478 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20480 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20481 dwarf_register_span hook when emitting unwind information for
20482 register-to-memory saves.
20483 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20484 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20486 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20488 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20489 for the same VAR_DECL.
20491 2008-03-06 Tom Tromey <tromey@redhat.com>
20493 * treelang: Delete.
20494 * doc/standards.texi (Standards): Don't mention treelang.
20495 * doc/invoke.texi (Overall Options): Don't mention treelang.
20496 * doc/install.texi (Prerequisites): Don't mention bison or
20498 (Configuration): Don't mention treelang.
20499 (Building): Likewise.
20500 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20502 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20504 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20505 word-extractions out of a multi-word object.
20507 2008-03-06 Richard Guenther <rguenther@suse.de>
20509 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20510 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20511 result type and precision.
20512 * expr.c (get_inner_reference): Set unsignedp based on the result
20513 type of BIT_FIELD_REF.
20514 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20515 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20516 (try_instantiate_multiple_fields): Likewise. Use the correct type
20518 (sra_build_assignment): Likewise.
20519 (sra_build_elt_assignment): Likewise.
20520 (sra_explode_bitfield_assignment): Likewise.
20521 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20522 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20523 set BIT_FIELD_REF_UNSIGNED.
20524 (vectorizable_load): Likewise.
20526 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20528 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20531 2008-03-06 Richard Guenther <rguenther@suse.de>
20533 * alias.c (struct alias_set_entry): Move has_zero_child field
20534 to pack with alias_set.
20536 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20538 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20541 2008-03-05 Ian Lance Taylor <iant@google.com>
20543 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20545 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20547 * fwprop.c (update_df): Support width and offset parameters of
20549 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20550 global_conflicts): Change DF_REF_EXTRACT to either
20551 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20552 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20553 * df-scan.c (df_ref_record, df_defs_record,
20554 df_ref_create_structure, df_def_record_1, df_uses_record,
20555 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20556 df_bb_refs_collect, df_entry_block_defs_collect,
20557 df_exit_block_uses_collect): Support new width and offset fields.
20558 (ref_extract_pool): New storage pool.
20559 (df_free_ref): New function.
20560 (df_reg_chain_unlink, df_free_collection_rec,
20561 df_sort_and_compress_refs): Call df_free_ref.
20562 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20564 (df_ref_create_structure): Allocate df_ref_extract if offset and
20565 width fields are used.
20566 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20567 (df_uses_record): Get offset and width from ZERO_EXTRACT
20569 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20570 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20571 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20572 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20573 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20574 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20575 (df_ref_extract): New structure.
20576 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20577 (df_ref_create): Add width and offset parameters.
20579 2008-03-05 Richard Guenther <rguenther@suse.de>
20581 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20582 Use ranges_overlap_p.
20583 (offset_overlaps_with_access): Rename
20584 to ranges_overlap_p and move ...
20585 * tree-flow-inline.h (ranges_overlap_p): ... here.
20587 * tree.h (get_inner_reference, handled_component_p): Update
20590 * tree.h (record_component_aliases, get_alias_set,
20591 alias_sets_conflict_p, alias_sets_must_conflict_p,
20592 objects_must_conflict_p): Move declarations ...
20593 * alias.h (record_component_aliases, get_alias_set,
20594 alias_sets_conflict_p, alias_sets_must_conflict_p,
20595 objects_must_conflict_p): ... here.
20596 Include coretypes.h.
20597 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20599 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20601 * cfg.c: Include tree-flow.h.
20602 (remove_edge_raw): Call redirect_edge_var_map_clear.
20603 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20604 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20605 (redirect_edge_var_map_result): New.
20606 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20607 PENDING_STMT use with redirect_edge_var_map_*.
20608 * tree-ssa.c (edge_var_maps): New definition.
20609 (redirect_edge_var_map_add): New.
20610 (redirect_edge_var_map_clear): New.
20611 (redirect_edge_var_map_dup): New.
20612 (redirect_edge_var_map_vector): New.
20613 (redirect_edge_var_map_destroy): New.
20614 (ssa_redirect_edge): Replace PENDING_STMT use with
20615 redirect_edge_var_map_*.
20616 (flush_pending_stmts): Same.
20617 (delete_tree_ssa): Destroy edge var map.
20618 * tree-flow.h (struct _edge_var_map): New.
20619 Define edge_var_map vector type.
20620 Declare redirect_edge_var_map_* prototypes.
20621 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20622 * tree-cfg.c (reinstall_phi_args): Replace
20623 PENDING_STMT use with redirect_edge_var_map_*.
20625 2008-03-05 Richard Guenther <rguenther@suse.de>
20627 PR tree-optimization/35472
20628 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20629 whose single use_stmt has a overlapping set of loaded and
20630 stored symbols as that use_stmt might be a noop assignment then.
20632 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20634 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20636 2008-03-05 Richard Guenther <rguenther@suse.de>
20639 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20640 should be constants.
20641 * tree-cfg.c (verify_expr): Verify it.
20642 * fold-const.c (fold_truthop): Remove code generating
20643 BIT_FIELD_REFs of structure bases.
20644 (fold_binary): Likewise.
20645 (fold_ternary): Position and size of BIT_FIELD_REFs are
20646 always host integers.
20647 (make_bit_field_ref): Remove.
20648 (optimize_bit_field_compare): Remove.
20649 (all_ones_mask_p): Remove.
20651 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20654 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20655 (split_block_and_df_analyze): New. Split basic block and rebuild
20657 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20659 (split_pattern_seq): Likewise.
20660 (erase_matching_seqs): Likewise.
20661 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20663 2008-03-04 Geoff Keating <geoffk@apple.com>
20665 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20666 declaration and code.
20667 (tree_invalid_nonnegative_warnv_p): Likewise.
20669 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20671 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20672 examples. Truncate option-names then causing overfull hbox.
20674 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20677 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20679 * configure: Rebuilt.
20681 2008-03-04 Rafael EspÃndola <espindola@google.com>
20683 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20684 (tree_unary_nonnegative_warnv_p): New.
20685 (tree_binary_nonnegative_warnv_p): New.
20686 (tree_single_nonnegative_warnv_p): New.
20687 (tree_invalid_nonnegative_warnv_p): New.
20688 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20690 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20693 * opts.c (handle_option): Postpone 'unknown option' errors only for
20696 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20699 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20702 2008-03-04 Rafael EspÃndola <espindola@google.com>
20704 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20705 (tree_binary_nonzero_warnv_p): New.
20706 (tree_single_nonzero_warnv_p): New.
20707 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20709 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20711 PR middle-end/35456
20712 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20713 transformations for modes that have signed zeros.
20714 * ifcvt.c (noce_try_abs): Ditto.
20716 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20718 * config/i386/i386.c (override_options): Force
20719 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20721 2008-03-04 Jan Hubicka <jh@suse.cz>
20724 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20727 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20729 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20730 label to probe the stack.
20732 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20734 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20735 (__gthr_win32_mutex_destroy): Declare.
20736 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20737 __gthr_win32_mutex_destroy.
20738 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20740 2008-03-03 Jan Hubicka <jh@suse.cz>
20743 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20744 aggressive on inlining cold calls.
20746 2008-03-03 Richard Guenther <rguenther@suse.de>
20748 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20749 struct copies into the expression table.
20750 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20751 (try_to_simplify): Likewise.
20752 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20753 integral and pointer arguments which do not change the
20754 precision to NOP_EXPRs.
20755 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20756 VIEW_CONVERT_EXPR case.
20758 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20760 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20761 defined in a loop at depth 0 is invariant.
20762 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20763 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20764 be called at loop depth 0.
20766 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20769 * gcc.c (process_command): Update copyright notice dates.
20770 * gcov.c (print_version): Likewise.
20771 * gcov-dump.c (print_version): Likewise.
20772 * mips-tfile.c (main): Likewise.
20773 * mips-tdump.c (main): Likewise.
20775 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20778 * c-common.c (flag_permissive): Delete.
20779 (constant_expression_warnings): Check flags first.
20780 (constant_expression_error): New.
20781 * c-common.h (flag_permissive): Delete.
20782 (constant_expression_error): Declare.
20783 * flags.h (flag_permissive): Declare. Update description.
20784 * diagnostic.c (pedwarn): Update.
20786 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20787 (permissive_error_kind): New.
20788 * toplev.c (flag_permissive): Define. Update description.
20789 * toplev.h (permissive_error_kind): Declare.
20790 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20791 (pedwarn_c90): Use pedantic_warning_kind.
20792 * c-opts.c (c_common_post_options): flag_permissive does not affect
20793 flag_pedantic_errors.
20795 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20797 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20798 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20799 __absvsi2, __absvDI2): Use unsigned arithmetic.
20801 2008-03-02 Andi Kleen <ak@suse.de>
20802 Richard Guenther <rguenther@suse.de>
20804 * struct-equiv.c: Remove file.
20805 * cfg_cleanup.c (condjump_equiv_p): Remove.
20806 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20807 (struct-equiv.o): Remove rule.
20808 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20809 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20810 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20812 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20814 * ifcvt.c (noce_process_if_block): Try to handle only the then
20815 block if the else block exists but isn't suitable.
20817 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20820 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20821 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20822 regression from previous patch.
20824 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20827 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20829 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20830 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20831 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20832 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20833 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20834 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20835 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20836 (__gthread_mutex_destroy_function): Rename to
20837 __gthread_mutex_destroy.
20838 * gthr-dce.h (__gthread_mutex_destroy): Call
20839 pthread_mutex_destroy.
20840 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20841 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20842 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20844 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20846 * df-scan.c (df_ref_chain_change_bb): Simplify.
20847 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20848 set_block_for_insn if there's any change.
20849 * df.h ((df_insn_change_bb): Fix prototype.
20850 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20851 df_insn_change_bb, don't call set_block_for_insn.
20852 * emit-rtl.c (reorder_insns): Likewise.
20853 * haifa-sched.c (move_insn): Likewise.
20855 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20857 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20859 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20861 * tree-flow-inline.h (next_readonly_imm_use): Return
20862 NULL_USE_OPERAND_P after the end.
20864 2008-03-01 Richard Guenther <rguenther@suse.de>
20866 PR tree-optimization/35411
20867 * tree-sra.c (sra_build_assignment): Split conversion to
20868 final type to a separate statement if we are not assigning
20871 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20873 * fold-const.c (fold_convertible_p): Correct the logic to follow
20874 that in fold_convert().
20876 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20879 * tree-inline.c (build_duplicate_type): When we make a
20880 duplicate type, make it unique in the canonical types system.
20882 2008-02-29 Tom Tromey <tromey@redhat.com>
20884 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20885 input_file_stack_history, input_file_stack_restored): Remove.
20886 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20887 * input.h (struct file_stack): Remove.
20888 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20889 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20891 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20893 (diagnostic_last_module_changed): Add 'map' argument.
20894 (diagnostic_set_last_function): Likewise.
20895 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20896 line map, not input_file_stack.
20897 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20899 2008-02-29 Paul Brook <paul@codesourcery.com>
20901 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20903 2008-02-29 Paul Brook <paul@codesourcery.com>
20905 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20907 2008-02-29 Richard Guenther <rguenther@suse.de>
20909 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20911 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20912 value for comparing for a store match.
20913 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20914 (try_to_simplify): Do not do a full-blown reference lookup.
20916 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20918 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20919 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20921 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20923 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20925 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20926 strides against cache sizes.
20928 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20930 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20933 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20935 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20936 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20937 is smaller than the original promoted value.
20938 (simplify_subreg): If OP is a SUBREG, try to preserve its
20939 SUBREG_PROMOTED_VAR_P information.
20941 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20943 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20944 (VN_INFO_GET): Allocate new objects on the obstack.
20945 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20946 for rpo_numbers_temp, for consistency.
20947 (free_scc_vn): Free the obstack.
20949 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20951 * doc/invoke.texi: Document -ftree-loop-distribution.
20952 * tree-loop-distribution.c: New.
20953 * tree-pass.h (pass_loop_distribution): New.
20954 * graphds.h (struct graph): Add htab_t indices.
20955 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20956 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20957 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20958 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20959 * tree-data-ref.c (debug_data_dependence_relations): New.
20960 (dump_data_dependence_relation): Also print data references.
20961 (free_data_ref): Extern.
20962 (same_access_functions): Moved...
20963 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20964 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20965 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20966 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20967 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20968 (stmts_from_loop): Skip LABEL_EXPR.
20969 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20971 (build_rdg): Initialize rdg->indices htab.
20972 (free_rdg, stores_from_loop, ref_base_address,
20973 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20974 have_similar_memory_accesses_1, ref_base_address_1,
20975 remove_similar_memory_refs): New.
20976 * tree-data-ref.h: Depend on tree-chrec.h.
20977 (debug_data_dependence_relations, free_data_ref): Declared.
20978 (same_access_functions): ... here.
20979 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20981 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20982 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
20983 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
20984 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20985 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
20986 rdg_vertex_for_stmt): Declared.
20987 (struct rdg_edge): Add level.
20989 (free_rdg, stores_from_loop, remove_similar_memory_refs,
20990 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
20992 (rdg_has_similar_memory_accesses): New.
20993 * tree-vect-analyze.c: Remove unused static decls.
20994 * lambda.h (dependence_level): New.
20995 * common.opt (ftree-loop-distribution): New.
20996 * tree-flow.h (mark_virtual_ops_in_bb,
20997 slpeel_tree_duplicate_loop_to_edge_cfg,
20998 rename_variables_in_loop): Declared.
20999 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21000 (OBJS-common): Add tree-loop-distribution.o.
21001 (tree-loop-distribution.o): New rule.
21002 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21003 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21004 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21006 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21009 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21010 other than structures and unions.
21012 2008-02-28 Richard Guenther <rguenther@suse.de>
21015 2008-02-26 Richard Guenther <rguenther@suse.de>
21017 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21018 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21019 (lookup_decl_from_uid): Declare.
21020 (remove_decl_from_map): Likewise.
21021 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21022 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21023 (decl_for_uid_map): New global hashtable mapping DECL_UID
21025 (init_ttree): Allocate it.
21026 (insert_decl_to_uid_decl_map): New helper function.
21027 (make_node_stat): Insert new decls into the map.
21028 (copy_node_stat): Likewise.
21029 (lookup_decl_from_uid): New function.
21030 (remove_decl_from_map): Likewise.
21031 (print_decl_for_uid_map_statistics): New helper.
21032 (dump_tree_statistics): Call it.
21034 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21035 (referenced_var_iterator): Adjust.
21036 (FOR_EACH_REFERENCED_VAR): Adjust.
21037 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21038 (num_referenced_vars): Adjust.
21039 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21040 (first_referenced_var): Remove.
21041 (end_referenced_vars_p): Likewise.
21042 (next_referenced_var): Likewise.
21043 (referenced_var_iterator_set): New helper function.
21044 * tree-dfa.c (referenced_var_lookup): Adjust.
21045 (referenced_var_check_and_insert): Likewise.
21046 (remove_referenced_var): Likewise.
21047 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21048 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21049 (verify_call_clobbering): Likewise.
21050 (verify_memory_partitions): Likewise.
21051 (init_tree_ssa): Allocate bitmap instead of hashtable for
21053 (delete_tree_ssa): Adjust.
21054 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21055 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21056 (compute_tag_properties): Likewise.
21057 (set_initial_properties): Likewise.
21058 (find_partition_for): Likewise.
21059 (update_reference_counts): Likewise.
21060 (dump_may_aliases_for): Likewise.
21061 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21062 (add_call_clobber_ops): Likewise.
21063 (add_call_read_ops): Likewise.
21064 (get_asm_expr_operands): Likewise.
21065 * tree-into-ssa.c (dump_decl_set): Likewise.
21066 (update_ssa): Likewise.
21067 * tree-sra.c (scan_function): Likewise.
21068 (decide_instantiations): Likewise.
21069 (scalarize_parms): Likewise.
21070 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21071 (dsa_named_for): Likewise.
21072 * tree-ssa-structalias.c (update_alias_info): Likewise.
21073 (merge_smts_into): Likewise.
21075 2008-02-27 David Daney <ddaney@avtrex.com>
21078 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21079 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21080 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21081 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21082 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21084 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21087 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21088 (BUILT_IN_NEXTTOWARD): Remove.
21089 (BUILT_IN_NEXTTOWARDF): Ditto.
21090 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21091 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21093 2008-02-27 Tom Tromey <tromey@redhat.com>
21095 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21096 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21098 2008-02-27 Jan Beulich <jbeulich@novell.com>
21100 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21101 update the respective field on newdecl.
21103 2008-02-27 Revital Eres <eres@il.ibm.com>
21105 PR rtl-optimization/34999
21106 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21107 crossing edges that ends with a call insn.
21108 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21109 call insn and clear the EDGE_CROSSING flag of the crossing edge
21110 when fixing fallthru edges.
21112 2008-02-27 Richard Guenther <rguenther@suse.de>
21114 PR middle-end/35390
21115 * fold-const.c (fold_unary): Return the correct argument,
21116 converted to the result type.
21118 2008-02-27 Richard Guenther <rguenther@suse.de>
21120 PR middle-end/34971
21121 * expr.c (expand_expr_real_1): Assert on rotates that operate
21123 * fold-const.c (fold_binary): Use the types precision, not the
21124 bitsize of the mode if folding rotate expressions. Build rotates
21125 only for full modes.
21127 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21129 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21130 and CPP_PRAGMA_EOL.
21131 * c-pragma.c (pragma_ns_name): New typedef.
21132 (registered_pp_pragmas): New variable.
21133 (c_pp_lookup_pragma): New function.
21134 (c_register_pragma_1): If flag_preprocess_only, do nothing
21135 for non-expanded pragmas, for expanded ones push pragma's
21136 namespace and name into registered_pp_pragmas vector.
21137 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21138 flag_preprocess_only, don't register GCC pch_preprocess
21139 pragma if flag_preprocess_only.
21140 * c-opts.c (c_common_init): Call init_pragma even if
21141 flag_preprocess_only.
21142 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21143 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21144 cpp_register_pragma if flag_preprocess_only.
21146 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21149 * c-parser.c (c_parser_translation_unit): Warn for empty
21150 translation unit, not empty source file.
21152 2008-02-26 Paul Brook <paul@codesourcery.com>
21154 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21155 operand for Thumb-2.
21156 * config/arm/arm.h (reg_class): Add CORE_REGS.
21157 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21158 (BASE_REG_CLASS): Use CORE_REGS.
21159 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21160 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21161 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21162 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21163 ARM_REGNO_OK_FOR_INDEX_P.
21164 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21165 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21166 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21167 (ldm/stm peepholes): Ditto.
21168 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21169 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21170 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21171 * config/arm/constraints.md: Enable "k" constraint on ARM.
21173 2008-02-27 Ben Elliston <bje@au.ibm.com>
21175 * config/rs6000/rs6000.c: Annotate cache line size field in all
21176 instances of struct processor_costs.
21178 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21180 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21181 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21182 jump_bypass): New counters.
21183 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21184 * dce.c (gate_ud_dce): Same.
21185 (gate_fast_dce): Same.
21186 * dse.c (gate_dse1): New function.
21187 (gate_dse2): New function.
21188 (gate_dse): Merge results of new gate functions.
21189 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21190 (gate_handle_jump_bypass): Add dbg_cnt.
21191 (gate_handle_gcse): Add dbg_cnt.
21192 * ifcvt.c (gate_handle_if_conversion): Same.
21193 (gate_handle_if_after_combine): Same.
21194 (gate_handle_if_after_reload): Same.
21195 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21197 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21199 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21201 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21203 2008-02-26 Jason Merrill <jason@redhat.com>
21206 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21207 alone if it's the naming decl for the type's main variant.
21209 2008-02-26 Tom Tromey <tromey@redhat.com>
21211 * system.h (USE_MAPPED_LOCATION): Poison.
21212 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21213 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21214 (make_goto_expr_edges): Likewise.
21215 (remove_bb): Likewise.
21216 (execute_warn_function_return): Likewise.
21217 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21219 * c-common.c (fname_decl): Remove old location code.
21220 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21222 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21224 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21225 (gen_rtx_ASM_INPUT): Likewise.
21226 (gen_rtx_ASM_INPUT_loc): Likewise.
21227 (get_rtx_asm_OPERANDS): Remove.
21228 * cfglayout.c (insn_locators_alloc): Remove old location code.
21229 (set_curr_insn_source_location): Likewise.
21230 (curr_insn_locator): Likewise.
21231 * print-tree.c (print_node): Remove old location code.
21232 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21233 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21234 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21235 location_from_locus.
21236 (construct_exit_block): Remove old location code.
21237 * emit-rtl.c (force_next_line_note): Remove old location code.
21238 * profile.c (branch_prob): Remove old location code.
21239 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21240 LOC_LINE): Remove old-location variants.
21241 * langhooks.c (lhd_print_error_function): Remove old location
21243 * configure, config.in: Rebuilt.
21244 * configure.ac (--enable-mapped-location): Remove.
21245 * c-decl.c (c_init_decl_processing): Remove old location code.
21246 (finish_function): Likewise.
21247 * recog.c (decode_asm_operands): Remove old location code.
21248 * c-pch.c (c_common_read_pch): Remove old location code.
21249 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21251 * gimple-low.c (lower_function_body): Remove old location code.
21252 * toplev.c (unknown_location): Remove.
21253 (push_srcloc): Remove old-location variant.
21254 (process_options): Remove old location code.
21255 (lang_dependent_init): Likewise.
21256 * input.h (UNKNOWN_LOCATION): Move definition.
21257 (location_t): Undeprecate.
21258 (source_locus): Remove.
21259 (location_from_locus): Remove.
21260 (struct location_s): Remove.
21261 Remove all old-location code.
21262 (input_line, input_filename): Remove.
21263 * final.c (final_scan_insn): Remove old location code.
21264 * diagnostic.c (diagnostic_build_prefix): Remove
21265 USE_MAPPED_LOCATION test.
21266 * tree.h (gimple_stmt) <locus>: Now a location_t.
21267 (tree_exp) <locus>: Likewise.
21268 (DECL_IS_BUILTIN): Remove old-location variant.
21269 (annotate_with_file_line, annotate_with_locus): Likewise.
21270 (expr_locus, set_expr_locus): Update.
21271 * tree.c (build1_stat): Remove old location code.
21272 (last_annotated_node): Remove.
21273 (annotate_with_file_line): Remove old-location variant.
21274 (annotate_with_locus): Likewise.
21275 (expr_location): Remove old location code.
21276 (set_expr_location): Likewise.
21277 (expr_has_location): Likewise.
21278 (expr_locus): Likewise.
21279 (set_expr_locus): Likewise.
21280 (expr_filename): Don't use location_from_locus.
21281 (expr_lineno): Likewise.
21282 * rtl-error.c (location_for_asm): Remove old location code.
21283 * c-lex.c (cb_line_change): Remove old location code.
21284 (fe_file_change): Likewise.
21285 (cb_def_pragma): Likewise.
21286 (c_lex_with_flags): Likewise.
21287 * gengtype.c (do_typedef): Don't special-case location types.
21288 (define_location_structures): Remove.
21289 (main): Don't call define_location_structures.
21290 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21293 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21296 * builtins.def (BUILT_IN_STDARG_START): Remove.
21297 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21298 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21299 * tree-inline.c (inline_forbidden_p_1): Likewise.
21301 2008-02-26 Richard Guenther <rguenther@suse.de>
21303 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21304 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21305 (lookup_decl_from_uid): Declare.
21306 (remove_decl_from_map): Likewise.
21307 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21308 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21309 (decl_for_uid_map): New global hashtable mapping DECL_UID
21311 (init_ttree): Allocate it.
21312 (insert_decl_to_uid_decl_map): New helper function.
21313 (make_node_stat): Insert new decls into the map.
21314 (copy_node_stat): Likewise.
21315 (lookup_decl_from_uid): New function.
21316 (remove_decl_from_map): Likewise.
21317 (print_decl_for_uid_map_statistics): New helper.
21318 (dump_tree_statistics): Call it.
21320 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21321 (referenced_var_iterator): Adjust.
21322 (FOR_EACH_REFERENCED_VAR): Adjust.
21323 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21324 (num_referenced_vars): Adjust.
21325 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21326 (first_referenced_var): Remove.
21327 (end_referenced_vars_p): Likewise.
21328 (next_referenced_var): Likewise.
21329 (referenced_var_iterator_set): New helper function.
21330 * tree-dfa.c (referenced_var_lookup): Adjust.
21331 (referenced_var_check_and_insert): Likewise.
21332 (remove_referenced_var): Likewise.
21333 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21334 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21335 (verify_call_clobbering): Likewise.
21336 (verify_memory_partitions): Likewise.
21337 (init_tree_ssa): Allocate bitmap instead of hashtable for
21339 (delete_tree_ssa): Adjust.
21340 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21341 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21342 (compute_tag_properties): Likewise.
21343 (set_initial_properties): Likewise.
21344 (find_partition_for): Likewise.
21345 (update_reference_counts): Likewise.
21346 (dump_may_aliases_for): Likewise.
21347 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21348 (add_call_clobber_ops): Likewise.
21349 (add_call_read_ops): Likewise.
21350 (get_asm_expr_operands): Likewise.
21351 * tree-into-ssa.c (dump_decl_set): Likewise.
21352 (update_ssa): Likewise.
21353 * tree-sra.c (scan_function): Likewise.
21354 (decide_instantiations): Likewise.
21355 (scalarize_parms): Likewise.
21356 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21357 (dsa_named_for): Likewise.
21358 * tree-ssa-structalias.c (update_alias_info): Likewise.
21359 (merge_smts_into): Likewise.
21361 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21364 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21365 * c-opts.c (c_common_handle_option): Wall enables
21366 Wvolatile-register-var.
21367 * common.opt: Move Wvolatile-register-var to...
21370 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21372 * common.opt (Wlarger-than=): New.
21373 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21375 * opts.c (common_handle_option): Handle -Wlarger-than=.
21376 * optc-gen.awk: Likewise.
21377 * opth-gen.awk: Likewise.
21378 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21379 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21381 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21383 * c-common.c (match_case_to_enum_1): Add appropriate
21384 OPT_W* parameter to warning.
21385 (c_do_switch_warnings): Likewise.
21386 * c-typeck.c (warning_init): Add one more parameter following
21387 'warning' function.
21388 (push_init_level): Update call to warning_init.
21389 (pop_init_level): Likewise.
21390 (add_pending_init): Likewise.
21391 (output_init_element: Likewise.
21393 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21396 * toplev.c (toplev_main): If there are warnings or error, print
21397 errors for ignored options.
21398 * opts.c (ignored_options): New static variable.
21399 (postpone_unknown_option_error): New.
21400 (print_ignored_options): New.
21401 (handle_option): Postpone errors for unknown -Wno-* options.
21402 * opts.h (print_ignored_options): Declare.
21404 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21406 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21409 2008-02-25 Richard Guenther <rguenther@suse.de>
21412 2008-02-25 Richard Guenther <rguenther@suse.de>
21414 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21415 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21416 (lookup_decl_from_uid): Declare.
21417 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21418 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21419 (decl_for_uid_map): New global hashtable mapping DECL_UID
21421 (init_ttree): Allocate it.
21422 (insert_decl_to_uid_decl_map): New helper function.
21423 (make_node_stat): Insert new decls into the map.
21424 (copy_node_stat): Likewise.
21425 (lookup_decl_from_uid): New function.
21426 (print_decl_for_uid_map_statistics): New helper.
21427 (dump_tree_statistics): Call it.
21429 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21430 (referenced_var_iterator): Adjust.
21431 (FOR_EACH_REFERENCED_VAR): Adjust.
21432 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21433 (num_referenced_vars): Adjust.
21434 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21435 (first_referenced_var): Remove.
21436 (end_referenced_vars_p): Likewise.
21437 (next_referenced_var): Likewise.
21438 (referenced_var_iterator_set): New helper function.
21439 * tree-dfa.c (referenced_var_lookup): Adjust.
21440 (referenced_var_check_and_insert): Likewise.
21441 (remove_referenced_var): Likewise.
21442 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21444 (verify_call_clobbering): Likewise.
21445 (verify_memory_partitions): Likewise.
21446 (init_tree_ssa): Allocate bitmap instead of hashtable for
21448 (delete_tree_ssa): Adjust.
21449 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21450 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21451 (compute_tag_properties): Likewise.
21452 (set_initial_properties): Likewise.
21453 (find_partition_for): Likewise.
21454 (update_reference_counts): Likewise.
21455 (dump_may_aliases_for): Likewise.
21456 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21457 (add_call_clobber_ops): Likewise.
21458 (add_call_read_ops): Likewise.
21459 (get_asm_expr_operands): Likewise.
21460 * tree-into-ssa.c (dump_decl_set): Likewise.
21461 (update_ssa): Likewise.
21462 * tree-sra.c (scan_function): Likewise.
21463 (decide_instantiations): Likewise.
21464 (scalarize_parms): Likewise.
21465 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21466 (dsa_named_for): Likewise.
21467 * tree-ssa-structalias.c (update_alias_info): Likewise.
21468 (merge_smts_into): Likewise.
21470 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21473 * doc/invoke.texi (-fcx-limited-range): Document new option.
21474 * toplev.c (process_options): Handle -fcx-fortran-rules.
21475 * common.opt: Add documentation for -fcx-fortran-rules.
21477 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21480 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21481 actual behaviour and C99.
21483 2008-02-26 Ben Elliston <bje@au.ibm.com>
21485 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21486 (ASM_CPU_POWER6_SPEC): Likewise.
21487 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21488 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21489 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21491 2008-02-25 Richard Guenther <rguenther@suse.de>
21493 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21494 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21495 (lookup_decl_from_uid): Declare.
21496 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21497 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21498 (decl_for_uid_map): New global hashtable mapping DECL_UID
21500 (init_ttree): Allocate it.
21501 (insert_decl_to_uid_decl_map): New helper function.
21502 (make_node_stat): Insert new decls into the map.
21503 (copy_node_stat): Likewise.
21504 (lookup_decl_from_uid): New function.
21505 (print_decl_for_uid_map_statistics): New helper.
21506 (dump_tree_statistics): Call it.
21508 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21509 (referenced_var_iterator): Adjust.
21510 (FOR_EACH_REFERENCED_VAR): Adjust.
21511 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21512 (num_referenced_vars): Adjust.
21513 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21514 (first_referenced_var): Remove.
21515 (end_referenced_vars_p): Likewise.
21516 (next_referenced_var): Likewise.
21517 (referenced_var_iterator_set): New helper function.
21518 * tree-dfa.c (referenced_var_lookup): Adjust.
21519 (referenced_var_check_and_insert): Likewise.
21520 (remove_referenced_var): Likewise.
21521 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21522 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21523 (verify_call_clobbering): Likewise.
21524 (verify_memory_partitions): Likewise.
21525 (init_tree_ssa): Allocate bitmap instead of hashtable for
21527 (delete_tree_ssa): Adjust.
21528 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21529 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21530 (compute_tag_properties): Likewise.
21531 (set_initial_properties): Likewise.
21532 (find_partition_for): Likewise.
21533 (update_reference_counts): Likewise.
21534 (dump_may_aliases_for): Likewise.
21535 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21536 (add_call_clobber_ops): Likewise.
21537 (add_call_read_ops): Likewise.
21538 (get_asm_expr_operands): Likewise.
21539 * tree-into-ssa.c (dump_decl_set): Likewise.
21540 (update_ssa): Likewise.
21541 * tree-sra.c (scan_function): Likewise.
21542 (decide_instantiations): Likewise.
21543 (scalarize_parms): Likewise.
21544 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21545 (dsa_named_for): Likewise.
21546 * tree-ssa-structalias.c (update_alias_info): Likewise.
21547 (merge_smts_into): Likewise.
21549 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21552 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21553 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21554 * alias.h (nonoverlapping_memrefs_p): Likewise.
21556 2008-02-25 Jan Beulich <jbeulich@novell.com>
21558 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21559 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21560 __emultls_get_address, __emultls_register_common,
21561 __floatundi?f, and _Unwind_GetIPInfo.
21562 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21563 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21564 (gen_regparm_prefix): Likewise.
21565 (i386_nlm_encode_section_info): Sync with
21566 config/i386/winnt.c:i386_pe_encode_section_info().
21567 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21568 i386_nlm_mangle_decl_assembler_name): New.
21569 (netware_override_options): New.
21570 * config/i386/netware.h (netware_override_options): Declare.
21571 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21572 (i386_nlm_mangle_decl_assembler_name): Declare.
21573 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21575 2008-02-25 Ben Elliston <bje@au.ibm.com>
21578 * c-decl.c (grokdeclarator): Remove unused local variables
21579 `typedef_type' and `type_as_written'.
21581 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21582 unused local variable `has_hot_blocks'.
21583 (fix_crossing_conditional_branches): Remove unused local variable
21586 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21588 PR middle-end/19984
21589 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21590 using DEF_C99_BUILTIN.
21591 (BUILT_IN_NANF): Ditto.
21592 (BUILT_IN_NANL): Ditto.
21594 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21595 Revital Eres <eres@il.ibm.com>
21597 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21598 regarding the order of two dependent insns in the same row.
21600 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21602 * stor-layout.c (layout_decl): Do not bump the alignment of a
21603 bit-field to more than byte alignment if it is packed.
21605 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21607 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21610 2008-02-24 Diego Novillo <dnovillo@google.com>
21612 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21615 * tree-vrp.c (vrp_evaluate_conditional): With
21616 -Wtype-limits, emit a warning when comparing against a
21617 constant outside the natural range of OP0's type.
21618 * c.opt (Wtype-limits): Move ...
21619 * common.opt (Wtype-limits): ... here.
21621 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21623 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21624 * config/rs6000/e300c2c3.md: New file.
21625 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21627 (rs6000_override_options): Add e300c2 and e300c3 cases to
21628 processor_target_table. Do not allow usage of Altivec or Spe
21629 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21630 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21631 * config/rs6000/rs6000.h (processor_type): Add
21632 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21633 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21634 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21635 and ppce300c3. Include e300c2c3.md.
21637 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21639 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21640 instead of TARGET_STRICT_ALIGN.
21642 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21644 * explow.c (memory_address): Assert that the generated address is
21647 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21650 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21651 * config/darwin-ppc-ldouble-patch.def: New file.
21652 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21653 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21654 SUBTARGET_INIT_BUILTINS if defined.
21655 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21658 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21661 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21662 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21664 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21667 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21668 file" warning condtional on -Winvalid-PCH.
21670 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21672 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21674 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21678 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21679 prevent reload from using MMX registers.
21680 (*mov<mode>_internal): Ditto.
21681 (*movv2sf_internal_rex64): Ditto.
21682 (*movv2sf_internal): Ditto.
21684 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21686 PR documentation/31569
21687 * doc/install.texi2html: Use makeinfo --no-number-sections.
21689 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21691 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21692 ensure that we can address an entire entity > 8 bytes. Don't
21693 generate reg+reg addressing for such data.
21695 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21697 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21698 strings when optimizing for size, unless the target cares about
21701 2008-02-22 Tom Tromey <tromey@redhat.com>
21703 * regclass.c (current_pass): Remove declaration.
21705 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21707 * config/avr/libgcc.S (__RAMPZ__): Define.
21708 (__do_copy_data): Add for devices with 128KB code memory.
21710 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21712 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21714 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21716 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21718 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21721 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21724 * c-typeck.c (build_binary_op): Warn about floating point
21725 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21727 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21730 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21731 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21733 (rs6000_override_options): Set altivec_abi as default, not override,
21734 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21735 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21736 is used; use new member spe_abi.
21737 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21738 spe_abi and altivec_abi.
21740 2008-02-22 Tomas Bily <tbily@suse.cz>
21742 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21744 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21747 * config.build (build_file_translate): Set to `CMD //c' only if
21749 * Makefile.in (build_file_translate): Improve comment.
21751 2008-02-21 Jan Hubicka <jh@suse.cz>
21753 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21754 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21755 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21757 2008-02-21 Michael Matz <matz@suse.de>
21760 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21762 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21764 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21765 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21766 as insn constraint.
21767 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21768 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21769 SSE_VEC_FLOAT_MODE_P as insn constraint.
21770 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21771 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21772 sse4a_movntdf using MODEF mode iterator.
21773 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21774 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21775 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21776 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21777 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21778 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21779 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21781 2008-02-21 Richard Guenther <rguenther@suse.de>
21783 * tree.def (PAREN_EXPR): New tree code.
21784 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21786 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21787 * expr.c (expand_expr_real_1): Likewise.
21788 * tree-inline.c (estimate_num_insns_1): Likewise.
21789 * tree-complex.c (expand_complex_move): Likewise.
21790 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21793 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21796 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21798 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21801 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21803 * config/sh/sh.c (find_barrier): Don't go past
21804 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21806 2008-02-20 DJ Delorie <dj@redhat.com>
21808 * config/h8300/h8300.md (insv): Force source operand to be a register.
21810 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21811 as a jump, not as a plain insn.
21813 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21815 * doc/invoke.texi (Warning Options): Add new option
21816 -Wframe-larger-than=.
21817 (-Wframe-larger-than): Document.
21819 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21820 Add declarations for new option variables.
21822 * final.c (final_start_function): Check the frame size
21823 before emission and issue a Wframe-larger-than warning.
21825 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21826 Add definitions for new option variables.
21827 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21829 * common.opt (Wframe-larger-than=): New option.
21831 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21833 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21834 (<sse>_div<mode>3): Ditto.
21835 (<sse>_vmdiv<mode>3): Ditto.
21836 (<sse>_vmsqrt<mode>2): Ditto.
21837 (*smax<mode>3): Ditto.
21838 (sse5_frcz<mode>2): Ditto.
21839 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21840 as insn constraint.
21842 2008-02-20 Richard Guenther <rguenther@suse.de>
21844 PR middle-end/35265
21845 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21846 be happy with INTEGRAL_TYPE_P.
21848 2008-02-20 Richard Guenther <rguenther@suse.de>
21850 * fold-const.c (split_tree): Associate floatig-point expressions
21851 if flag_associative_math is set.
21853 2008-02-20 Richard Guenther <rguenther@suse.de>
21855 * tree.h (fold_real_zero_addition_p): Declare.
21856 * fold-const.c (fold_real_zero_addition_p): Export.
21857 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21858 floating-point operations with zero and one.
21860 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21862 * doc/install.texi: Correct references to CFLAGS, replacing them
21863 with BOOT_CFLAGS. Document flags used during bootstrap for
21866 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21868 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21869 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21870 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21872 (smin<mode>3): Ditto from similar patterns.
21873 (smax<mode>3): Ditto.
21874 (*ieee_smin<mode>3): Ditto.
21875 (*ieee_smax<mode>3): Ditto.
21876 * config/i386/sse.md (sse): New mode attribute.
21877 (mov<mode>): Macroize expander from movv4sf and movv2df using
21878 SSEMODEF2P mode iterator.
21879 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21880 SSE_VEC_FLOAT_MODE_P as insn constraint.
21881 (storent<mode>): Ditto.
21882 (storent<mode>): Macroize expander from storentsf and storentdf using
21883 MODEF mode iterator.
21884 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21885 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21886 (abs<mode>2): Ditto from similar patterns.
21887 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21888 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21889 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21890 (<sse>_vmsqrt<mode>2): Ditto.
21891 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21892 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21893 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21894 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21895 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21896 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21897 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21899 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21900 iterator and SSE_FLOAT_MODE_P as insn constraint.
21901 (<sse>_ucomi): Ditto from similar patterns.
21902 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21903 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21904 SSE_VEC_FLOAT_MODE_P as insn constraint.
21905 (vcond<mode>): Ditto from similar patterns.
21906 (and<mode>3, *and<mode>3): Ditto.
21907 (<sse>_nand<mode>3): Ditto.
21908 (ior<mode>3, *ior<mode>3): Ditto.
21909 (xor<mode>3, *xor<mode>3): Ditto.
21910 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21911 iterator and SSE_FLOAT_MODE_P as insn constraint.
21912 (*nand<mode>3): Ditto from similar patterns.
21913 (*ior<mode>3): Ditto.
21914 (*xor<mode>3): Ditto.
21916 2008-02-20 Ira Rosen <irar@il.ibm.com>
21918 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21919 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21920 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21922 2008-02-19 Jan Hubicka <jh@suse.cz>
21924 * predict.c (tree_bb_level_predictions): Remove variable next
21925 mistakely introduced by previous commit.
21927 2008-02-19 Jan Hubicka <jh@suse.cz>
21929 * predict.c (predict_paths_leading_to): Rewrite.
21930 (predict_paths_for_bb): New.
21931 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21933 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21936 * Makefile.in (build_file_translate): New.
21937 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21938 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21939 * configure.ac (build_file_translate): Substitute it.
21940 * configure: Regenerate.
21942 2008-02-19 Jan Hubicka <jh@suse.cz>
21944 PR rtl-optimization/34408
21945 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21948 2008-02-19 Jan Hubicka <jh@suse.cz>
21950 PR middle-end/28779
21951 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21954 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21957 * config/i386/i386-modes.def: Revert the last DI alignment
21958 change until Ada people can look into it.
21960 2008-02-19 Nick Clifton <nickc@redhat.com>
21962 * opts.c (print_specific_help): Fix typo in --help text.
21964 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21967 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21968 32-bit inline asm without asm alternatives for host GCC < 3.0.
21970 2008-02-19 Richard Guenther <rguenther@suse.de>
21972 PR tree-optimization/34989
21973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21974 Allow propagation to INDIRECT_REF if we can simplify only.
21976 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21978 * c-common.c (warn_for_collisions_1): Use appropriate option when
21981 2008-02-19 Nick Clifton <nickc@redhat.com>
21984 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
21985 (handle_options): Fix indentation.
21986 (print_filtered_help): If no language-specific options were
21987 displayed tell the user how to list all the options supported by
21988 the language's front-end.
21989 (print_specific_help): Fix indentation and remove duplicate line.
21990 (common_handle_option): Handle the -v option.
21991 For --help enable the display of undocumented options if the -v
21992 switch has been included on the command line.
21993 For --help= check for overlaps in the arguments between the option
21994 classes and the language names and issue a warning when they
21995 cannot be disambiguated.
21996 * c.opt (v): Pass on to the common option handler.
21998 2008-02-19 Revital Eres <eres@il.ibm.com>
22000 * modulo-sched.c (sms_schedule): Change dump message when
22001 create_ddg function fails.
22002 (try_scheduling_node_in_cycle): Rename row to cycle.
22003 (print_partial_schedule): Rename CYCLE to ROW.
22005 2008-02-19 Christian Bruel <christian.bruel@st.com>
22006 Zdenek Dvorak <ook@ucw.cz>
22008 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22010 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22013 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22014 (*x86_movdicc_0_m1_se): Ditto.
22016 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22018 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22019 (CMPtype): Define as __gcc_CMPtype.
22020 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22021 (CMPtype): Define as __gcc_CMPtype.
22023 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22025 Support valgrind 3.3 for --enable-checking=valgrind.
22026 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22028 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22029 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22030 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22031 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22032 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22033 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22034 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22036 * ggc-zone.c: Similar.
22037 * ggc-page.c: Similar.
22039 2008-02-19 Paul Brook <paul@codesourcery.com>
22042 * config/arm/ieee754-df.S: Fix do_it typo.
22043 * config/arm/ieee754-sf.S: Fix do_it typo.
22045 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22048 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22049 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22050 (OPTION_MASK_ISA_SSE_SET): Likewise.
22051 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22052 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22053 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22054 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22055 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22056 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22057 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22058 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22059 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22060 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22061 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22062 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22063 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22064 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22065 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22066 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22067 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22068 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22069 (OPTION_MASK_ISA_SSE4): Removed.
22070 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22071 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22072 (override_options): Don't turn on implied SSE/MMX bits in
22075 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22077 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22080 2008-02-18 Joey Ye <joey.ye@intel.com>
22082 PR middle-end/34921
22083 * tree-nested.c (insert_field_into_struct): Set type alignment
22084 to field alignment if the former is less than the latter.
22086 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22088 * BASE-VER: Set to 4.4.0.
22090 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22092 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22093 * doc/cfg.texi: Likewise.
22094 * doc/extend.texi: Likewise.
22095 * doc/gty.texi: Likewise.
22096 * doc/invoke.texi: Likewise.
22097 * doc/loop.texi: Likewise.
22098 * doc/md.texi: Likewise.
22099 * doc/passes.texi: Likewise.
22100 * doc/rtl.texi: Likewise.
22101 * doc/sourcebuild.texi: Likewise.
22102 * doc/tm.texi: Likewise.
22103 * doc/tree-ssa.texi: Likewise.
22105 2008-02-17 Richard Guenther <rguenther@suse.de>
22107 PR middle-end/35227
22108 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22109 without default definition.
22111 2008-02-17 Richard Guenther <rguenther@suse.de>
22113 PR tree-optimization/35231
22114 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22117 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22120 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22121 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22122 libgcc_cmp_return mode.
22124 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22127 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22129 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22131 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22134 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22136 * doc/c-tree.texi: Use `@.' where appropriate.
22137 * doc/extend.texi: Likewise.
22138 * doc/install.texi: Likewise.
22139 * doc/invoke.texi: Likewise.
22140 * doc/loop.texi: Likewise.
22141 * doc/makefile.texi: Likewise.
22142 * doc/md.texi: Likewise.
22143 * doc/passes.texi: Likewise.
22144 * doc/standards.texi: Likewise.
22145 * doc/tm.texi: Likewise.
22147 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22149 PR middle-end/35196
22150 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22152 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22153 rather than in entry_bb.
22155 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22157 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22158 libgcc_cmp_return mode.
22160 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22162 PR middle-end/35130
22163 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22164 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22166 2008-02-15 Richard Guenther <rguenther@suse.de>
22167 Zdenek Dvorak <ook@ucw.cz>
22169 PR tree-optimization/35164
22170 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22171 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22172 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22173 Only propagate addresses which do not have abnormal SSA_NAMEs
22176 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22179 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22181 2008-02-15 Jan Hubicka <jh@suse.cz>
22183 PR middle-end/35149
22184 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22186 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22188 PR middle-end/34621
22189 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22190 when calculating alignment_pad.
22192 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22194 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22195 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22196 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22197 and STACK_BOUNDARY define.
22199 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22201 PR preprocessor/35061
22202 * c-pragma.c (handle_pragma_pop_macro): Check that
22203 pushed_macro_table has been allocated.
22205 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22207 PR middle-end/35136
22208 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22209 (force_gimple_operand): Likewise.
22210 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22211 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22212 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22213 (find_interesting_uses_address): Check addressability and alignment
22214 of the base expression only after substituting bases of IVs into it.
22216 2008-02-14 Michael Matz <matz@suse.de>
22219 * function.c (instantiate_virtual_regs_in_insn): Reload address
22220 before falling back to reloading the whole operand.
22222 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22224 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22225 before the first section switch note.
22227 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22229 * doc/bugreport.texi: Update copyright years.
22230 * doc/c-tree.texi: Likewise.
22231 * doc/cfg.texi: Likewise.
22232 * doc/cpp.texi: Likewise.
22233 * doc/cppinternals.texi: Likewise.
22234 * doc/fragments.texi: Likewise.
22235 * doc/frontends.texi: Likewise.
22236 * doc/gcc.texi: Likewise.
22237 * doc/gty.texi: Likewise.
22238 * doc/hostconfig.texi: Likewise.
22239 * doc/implement-c.texi: Likewise.
22240 * doc/libgcc.texi: Likewise.
22241 * doc/loop.texi: Likewise.
22242 * doc/makefile.texi: Likewise.
22243 * doc/options.texi: Likewise.
22244 * doc/passes.texi: Likewise.
22245 * doc/rtl.texi: Likewise.
22246 * doc/sourcebuild.texi: Likewise.
22247 * doc/standards.texi: Likewise.
22248 * doc/tree-ssa.texi: Likewise.
22249 * doc/trouble.texi: Likewise.
22251 * doc/extend.texi: Use @: or add comma where appropriate.
22252 * doc/invoke.texi: Likewise.
22253 * doc/tm.texi: Likewise.
22255 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22258 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22261 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22263 * doc/md.texi (clz, ctz): Add reference.
22264 * doc/rtl.texi (clz, ctz): Likewise.
22266 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22269 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22272 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22274 * config/s390/s390.c (struct constant_pool): New field
22275 emit_pool_after added.
22276 (s390_mainpool_start): Set the emit_pool_after flag according
22277 to the section switch notes.
22278 (s390_mainpool_finish): Consider emit_pool_after when emitting
22279 the literal pool at the end of the function.
22280 (s390_chunkify_start): Force literal pool splits at section
22283 2008-02-13 Michael Matz <matz@suse.de>
22286 * var-tracking.c (clobber_variable_part): Correctly traverse the
22289 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22292 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22293 Add -fdump-ipa-inline.
22294 * tree-dump.c (dump_files): Remove tree-inlined dump.
22295 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22297 2008-02-12 Richard Guenther <rguenther@suse.de>
22299 PR tree-optimization/35171
22300 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22303 2008-02-12 Richard Guenther <rguenther@suse.de>
22305 PR middle-end/35163
22306 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22307 value-preserving mode. Disallow final truncation.
22309 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22311 PR middle-end/35136
22312 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22313 code from here to...
22314 (force_gimple_operand): ...here.
22316 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22319 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22320 non-compatible pointers.
22321 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22322 different FIELD_DECLs, try harder by comparing field offsets, sizes
22325 PR inline-asm/35160
22326 * function.c (match_asm_constraints_1): Don't replace the same input
22329 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22331 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22332 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22333 (expand_epilogue): Restore RAMPZ register.
22334 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22336 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22338 * config/i386/cygwin.asm: (__alloca): Correct calling
22339 convention and alignment.
22340 (__chkstk): Force 8 byte stack alignment.
22342 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22343 Richard Guenther <rguenther@suse.de>
22345 PR tree-optimization/33992
22346 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22347 the zero we compare against.
22349 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22351 PR libfortran/35063
22352 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22353 to CloseHandle after unlocking to prevent accumulation of handle
22356 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22358 PR middle_end/34150
22359 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22360 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22361 and update LABEL_NUSES during and after reload.
22363 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22365 PR middle-end/34627
22366 * combine.c (simplify_if_then_else): Make sure the comparison is
22367 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22369 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22372 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22373 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22374 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22375 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22376 * tree.h (get_type_static_bounds): Likewise.
22378 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22380 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22381 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22382 Make -Wfoo language annotations match what the compiler outputs.
22384 2008-02-08 Sa Liu <saliu@de.ibm.com>
22386 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22387 intrinsics spu_convts, spu_convtu, spu_convtf.
22389 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22391 * doc/extend.texi (Function Attributes) <noinline>: Mention
22392 asm ("") as method to keep calls.
22394 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22397 * doc/options.texi (Options): Replace references to opts.sh with
22399 * opts-common.c: Likewise.
22400 * optc-gen.awk: Likewise.
22402 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22404 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22406 2008-02-07 Richard Henderson <rth@redhat.com>
22409 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22410 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22413 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22415 PR tree-optimization/35085
22416 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22417 for operand entry oe2 in addition to operand entry oe3 in order to
22418 expose more opportunities for vectorizer sum reduction.
22420 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22423 * Makefile.in (LIBS): Remove $(GMPLIBS).
22424 (cc1-dummy, cc1): Add $(GMPLIBS).
22426 2008-02-06 Jan Hubicka <jh@suse.cz>
22429 * i386.md (moddf_integer): Do not produce partial memory stalls for
22430 targets where it hurts.
22432 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22435 * optabs.c (expand_float): Do not check for decimal modes when
22436 expanding unsigned integer through signed conversion.
22438 2008-02-06 Nick Clifton <nickc@redhat.com>
22440 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22441 inside the clobber with a match_operand and duplicated operand
22442 number in the constraint.
22443 (ineqbranchsi): Delete redundant comment.
22445 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22447 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22448 builtin_define ("__USE_INIT_FINI__").
22449 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22451 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22453 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22455 PR documentation/30330
22456 * doc/invoke.texi (C++ Dialect Options)
22457 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22458 For each warning option -Wfoo that allows -Wno-foo, ensure both
22459 -Wfoo and -Wno-foo are listed in the option index. Fix index
22460 entry of -Wswitch-default, index -Wnormalized= including the
22461 `=', and -Wlarger-than-@var{len} including @var{len}.
22463 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22465 * config/i386/i386.md (floatunssisf2): Use
22466 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22467 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22468 Macroize expander using MODEF mode iterator.
22470 2008-02-05 Diego Novillo <dnovillo@google.com>
22472 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22475 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22477 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22480 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22482 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22485 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22486 to indicate if a message should be generated.
22487 (init_cumulative_args): Updated.
22488 (function_value_32): Likewise.
22490 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22492 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22494 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22497 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22498 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22500 2008-02-04 Diego Novillo <dnovillo@google.com>
22502 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22505 * tree-vrp.c (vrp_evaluate_conditional): With
22506 -Wtype-limits, emit a warning when comparing against a
22507 constant outside the natural range of OP0's type.
22509 2008-02-04 Richard Guenther <rguenther@suse.de>
22511 PR middle-end/33631
22512 * expr.c (count_type_elements): Give for unions instead of
22515 2008-02-04 Richard Guenther <rguenther@suse.de>
22517 PR middle-end/35043
22518 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22519 to TYPE_DOMAINs base type instead of using bitsizetype here.
22521 2008-02-03 Jason Merrill <jason@redhat.com>
22523 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22525 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22528 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22529 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22530 (RS/6000 and PowerPC Options): Fix typos and markup.
22531 * doc/passes.texi (Tree-SSA passes): Likewise.
22533 2008-02-02 Michael Matz <matz@suse.de>
22536 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22537 from record_last_reg_set_info.
22538 (record_last_reg_set_info): Take an RTX argument, iterate over all
22539 constituent hardregs.
22540 (record_last_set_info, record_opr_changes): Change calls to
22541 new signature or to record_last_reg_set_info_regno.
22543 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22545 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22547 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22549 PR rtl-optimization/34773
22550 * reg-notes.def (EQUAL): Mention significance of combination of
22551 REG_EQUAL and REG_RETVAL.
22552 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22553 insn that has a REG_RETVAL.
22555 2008-02-01 Roger Sayle <roger@eyesopen.com>
22558 * configure.ac (--enable-fixed-point): Disable unless explicitly
22560 * configure: Regenerate.
22562 2008-02-01 Richard Guenther <rguenther@suse.de>
22565 * invoke.texi (-finline-limit): Remove no longer true parts
22566 of the documentation. Note that there is no default value.
22568 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22569 Mark Mitchell <mark@codesourcery.com>
22570 Ben Elliston <bje@au.ibm.com>
22573 * doc/extend.texi (Other Builtins): Document.
22575 2008-01-31 Tom Browder <tom.browder@gmail.com>
22577 * doc/c-tree.texi (Types): Fix grammar.
22578 (Expression trees): Ditto.
22579 * doc/passes.texi (Tree-SSA passes): Ditto.
22581 * doc/configterms.texi (Configure Terms): Fix typo.
22582 * doc/cpp.texi (Common Predefined Macros): Ditto.
22583 * doc/md.texi (Machine Constraints): Ditto.
22585 * doc/makefile.texi (Makefile): Add comma.
22587 2008-01-31 Tom Browder <tom.browder@gmail.com>
22588 Gerald Pfeifer <gerald@pfeifer.com>
22590 * doc/sourcebuild.texi (Front End): Remove references to CVS
22591 and CVSROOT/modules.
22592 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22593 (Back End): Remove reference to CVS.
22595 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22598 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22600 (mips16_gp_pseudo_reg): ...here.
22601 * config/mips/mips.md (load_const_gp): Replace with...
22602 (load_const_gp_<mode>): ...this :P-based insn.
22604 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22606 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22607 options. Minor fixes.
22608 (-std): Move reference to standards closer to where language
22609 standards are first mentioned.
22611 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22613 PR rtl-optimization/34995
22614 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22615 parameter and return a bool. If the rtx parameter is nonnull,
22616 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22617 (find_reloads): Update call accordingly. Pass the new operand
22618 if it needed no address reloads, otherwise pass null.
22620 2008-01-30 Richard Henderson <rth@redhat.com>
22623 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22624 for unbounded arrays.
22626 2008-01-30 Silvius Rus <rus@google.com>
22628 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22630 2008-01-30 Jan Hubicka <jh@suse.cz>
22633 * i386.c (init_cumulative_args): Use real function declaration when
22636 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22638 PR rtl-optimization/34998
22639 * global.c (build_insn_chain): Treat non-subreg_lowpart
22640 SUBREGs of pseudos as clobbering all the words covered by the
22641 SUBREG, not just all the bytes.
22642 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22643 original df_ref rather than an extract parameter.
22644 (global_conflicts): Update call accordingly.
22646 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22648 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22649 the overflow check to make it easier to read.
22650 (__fixtfdi): Change the type of the ll member in union
22651 long_double to UDItype_x.
22653 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22655 PR middle-end/34969
22656 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22657 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22658 * tree-inline.c (fold_marked_statements): Call
22659 cgraph_update_edges_for_call_stmt if folding a call statement.
22660 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22661 debug_generic_stmt calls, reset it back afterwards.
22664 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22666 * c-typeck.c (build_external_ref): Don't pedwarn about
22667 static vars in current function's scope.
22669 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22671 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22673 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22676 * ipa-struct-reorg.c: Fix spelling.
22677 * params.def: Ditto.
22679 2008-01-29 Richard Guenther <rguenther@suse.de>
22681 PR middle-end/35006
22682 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22684 * tree-inline.c (remap_type): Increment remapping_type_depth
22685 around remapping types.
22686 (copy_body_r): Only add referenced variables if they are referenced
22687 from code, not types.
22689 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22700 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22701 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22703 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22706 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22707 pointer for tiny stack.
22709 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22711 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22713 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22715 * config/vx-common.h: Fix typo in comment.
22717 2008-01-28 Ian Lance Taylor <iant@google.com>
22721 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22722 coalesce pointers if they have different DECL_NO_TBAA_P values.
22723 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22724 between variables with different DECL_NO_TBAA_P values.
22726 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22729 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22730 are not legitimate small data references on SPE targets.
22732 2008-01-28 David Daney <ddaney@avtrex.com>
22734 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22736 2008-01-28 David Daney <ddaney@avtrex.com>
22738 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22740 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22742 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22743 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22744 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22745 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22746 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22747 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22748 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22749 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22751 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22753 * basic-block.h (condjump_equiv_p): Fix comment.
22755 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22757 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22758 print_generic_stmt_indented): Fix comment.
22760 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22762 * configure.ac (__stack_chk_fail): Add detecion for availability
22763 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22764 * configure: Regenerate.
22766 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22768 PR middle-end/34688
22769 * final.c (output_addr_const): Handle TRUNCATE.
22771 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22774 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22775 (zero_cost, infinite_cost): New constants.
22776 (struct cost_pair): Change type of cost to comp_cost.
22777 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22778 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22780 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22781 split_address_cost, ptr_difference_cost, difference_cost,
22782 get_computation_cost_at, get_computation_cost,
22783 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22784 determine_use_iv_cost_condition, determine_use_iv_costs,
22785 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22786 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22787 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22788 Change type of cost to comp_cost.
22789 (determine_iv_cost): Increase cost of non-original ivs, instead
22790 of decreasing the cost of original ones.
22791 (get_address_cost): Indicate the complexity of the addressing mode
22793 (try_add_cand_for): Prefer using ivs not specific to some object.
22794 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22796 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22797 Janis Johnson <janis187@us.ibm.com>
22800 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22801 (TARGET_INSTANTIATE_DECLS): Likewise.
22802 * target.h (expand_to_rtl_hook): New target hook.
22803 (instantiate_decls): Likewise.
22804 * function.c (instantiate_decl): Make non-static. Rename to...
22805 (instantiate_decl_rtl): ... this.
22806 (instantiate_expr): Use instantiate_decl_rtl.
22807 (instantiate_decls_1): Likewise.
22808 (instantiate_decls): Likewise.
22809 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22810 * function.h (instantiate_decl_rtl): Add prototype.
22811 * cfgexpand.c (target.h): New include.
22812 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22813 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22814 (TARGET_INSTANTIATE_DECLS): Likewise.
22815 (TARGET_INITIALIZER): New target hooks added.
22816 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22818 * config/rs6000/rs6000.c (tree-flow.h): New include.
22819 (machine_function): Add sdmode_stack_slot field.
22820 (rs6000_alloc_sdmode_stack_slot): New function.
22821 (rs6000_instantiate_decls): Likewise.
22822 (rs6000_secondary_memory_needed_rtx): Likewise.
22823 (rs6000_check_sdmode): Likewise.
22824 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22825 (TARGET_INSTANTIATE_DECLS): Likewise.
22826 (rs6000_hard_regno_mode_ok): Allow SDmode.
22827 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22828 (rs6000_emit_move): Handle SDmode.
22829 (function_arg_advance): Likewise.
22830 (function_arg): Likewise.
22831 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22832 SDmode var args for 32-bit compiles.
22833 (rs6000_secondary_reload_class): Handle SDmode.
22834 (rs6000_output_function_epilogue): Likewise.
22835 (rs6000_function_value): Simplify if statement.
22836 (rs6000_libcall_value): Likewise.
22837 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22838 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22839 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22840 (movsd_hardfloat): New define_insn.
22841 (movsd_softfloat): Likewise.
22842 (movsd_store): Likewise.
22843 (movsd_load): Likewise.
22844 (extendsddd2): Likewise.
22845 (extendsdtd2): Likewise.
22846 (truncddsd2): Likewise.
22847 (movdd_hardfloat64): Fixup comment.
22848 (UNSPEC_MOVSD_LOAD): New constant.
22849 (UNSPEC_MOVSD_STORE): Likewise.
22851 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22854 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22856 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22857 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22858 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22859 and TRUTH_XOR_EXPR.
22861 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22864 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22865 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22866 __LONGDOUBLE128 too.
22867 * config/rs6000/aix61.h: New file.
22869 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22871 PR rtl-optimization/34959
22872 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22873 popcount and parity rtxes the same mode as their operand.
22874 Truncate or extend the result to the return value's mode
22877 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22880 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22881 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22882 to GOT_VERSION_REGNUM.
22883 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22884 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22885 * config/mips/mips.c (mips_emit_call_insn): New function.
22886 (mips_call_tls_get_addr): Call mips_expand_call directly.
22887 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22889 (mips16_build_call_stub): Likewise. Return the call insn or null.
22890 (mips_expand_call): Update the call to mips16_build_call_stub
22891 accordingly and a remove redundant condition. Assert that MIPS16
22892 stubs do not use lazy binding. Use mips_emit_call_insn and return
22894 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22896 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22897 (mips_avoid_hazard): Remove hazard_set handling.
22898 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22899 (UNSPEC_RESTORE_GP): ...this.
22900 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22901 (FAKE_CALL_REGNO): Rename to...
22902 (GOT_VERSION_REGNUM): ...this.
22903 (type): Add "ghost" value. Add an associated insn reservation.
22904 (hazard_set): Remove.
22905 (exception_receiver): Rename to...
22906 (restore_gp): ...this and update the unspec identifier accordingly.
22907 (exception_receiver, nonlocal_got_receiver): New expanders.
22908 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22909 FAKE_CALL_REGNO. Remove hazard_set attribute.
22910 (set_got_version, update_got_version): New patterns.
22912 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22915 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22917 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22920 * doc/install.texi2html: Generate gcc-vers.texi.
22922 2008-01-25 DJ Delorie <dj@redhat.com>
22924 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22926 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22928 * config/c4x: Remove directory.
22929 * config.gcc (crx-*, mt-*): Mark obsolete.
22930 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22931 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22932 sh-*-rtemscoff*): Remove cases.
22933 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22934 * real.c (encode_c4x_single, decode_c4x_single,
22935 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22936 c4x_extended_format): Remove.
22937 * real.h (c4x_single_format, c4x_extended_format): Remove.
22938 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22940 (Pragmas): Remove comment about c4x pragmas.
22941 * doc/install.texi (c4x): Remove target-specific instructions.
22942 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22943 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22944 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22945 refer to C4x source files as examples.
22946 (C4X_FLOAT_FORMAT): Remove documentation.
22948 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22950 * config/bfin/bfin.c (override_options): Reorder tests so that
22951 flag_pic gets enabled for -msep-data.
22953 2008-01-25 Richard Guenther <rguenther@suse.de>
22955 PR middle-end/32244
22956 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22957 to its bitfield precision if required.
22959 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22961 PR middle-end/33880
22962 * tree-nested.c (walk_omp_for): New function.
22963 (convert_nonlocal_reference, convert_local_reference): Call
22964 walk_omp_for on OMP_FOR.
22965 (convert_call_expr): Call walk_body on OMP_FOR's
22966 OMP_FOR_PRE_INIT_BODY.
22968 2008-01-25 Richard Guenther <rguenther@suse.de>
22970 PR tree-optimization/34966
22971 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22972 default defs and PHI_NODEs we have to insert after the
22973 defining statement.
22975 2008-01-24 Nick Clifton <nickc@redhat.com>
22977 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22978 Provide a default definition.
22979 (LIBGCC2_UNITS_PER_WORD): Likewise.
22981 * config/stormy16/stormy16.c: Include df.h for the prototype
22982 for df_regs_ever_live_p.
22983 (xstormy16_expand_builtin_va_start): Convert the stack offset
22984 into a component_ref and then use POINTER_PLUS_EXPR to add it
22985 to the incoming_virtual_args_rtx.
22986 (xstormy16_gimplify_va_arg_expr): Rename to
22987 xstormy16_gimplify_va_arg_expr.
22988 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
22989 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
22990 xstormy16_gimplify_va_arg_expr.
22991 Fix up some formatting issues.
22993 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
22994 Move to predicates.md.
22995 (xs_hi_general_operand): Likewise.
22996 (xs_hi_nonmemory_operand): Likewise.
22997 * config/stormy16/predicates.md:
22998 (xstormy16_carry_plus_operand): New predicate.
22999 (xs_hi_general_operand): New predicate.
23000 (xs_hi_nonmemory_operand): New predicate.
23001 * config/stormy16/stormy16-protos.h:
23002 (xstormy16_carry_plus_operand): Delete prototype.
23003 (xs_hi_general_operand): Likewise.
23004 (xs_hi_nonmemory_operand): Likewise.
23006 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23007 modifiers as they are no longer needed and they can trigger
23008 reload spill failures.
23010 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23011 with a match_operand in order to help reload.
23013 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23014 constraint with 'e' for the 8th alternative as this version of
23015 the mov.w instruction only accepts the lower 8 registers.
23017 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23020 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23021 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23024 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23026 PR middle-end/33333
23027 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23029 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23031 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23033 (remove_structure): Update allocations list before removing structure.
23035 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23037 * ipa-struct-reorg.c (is_safe_cond_expr,
23038 create_new_stmts_for_cond_expr): Use integer_zerop function,
23039 that recognize not only zero-pointer, but zero-integer too.
23041 2008-01-25 Ben Elliston <bje@au.ibm.com>
23044 * fixproto: Escape "." in sed expression that strips leading "./".
23046 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23049 * gcc.c (SWITCH_OK): Removed.
23050 (SWITCH_LIVE): Changed to bit.
23051 (SWITCH_FALSE): Likewise.
23052 (SWITCH_IGNORE): Likewise.
23053 (switchstr): Change live_cond to unsigned int.
23054 (process_command): Replace SWITCH_OK with 0.
23055 (do_self_spec): Likewise.
23056 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23057 (give_switch): Likewise.
23058 (used_arg): Likewise.
23059 (do_spec_1): Set the SWITCH_IGNORE bit.
23060 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23061 bits. Set the SWITCH_LIVE bit.
23063 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23065 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23067 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23069 PR tree-optimization/34472
23070 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23071 parameter to a "bool *" and set *DATA to false if there is
23072 an unsafe access. Do not delete the structure here.
23073 (check_cond_exprs): Delete it here instead.
23074 (check_cond_exprs, exclude_cold_structs): Do not increase
23075 I when removing a structure.
23077 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23080 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23081 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23083 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23085 PR middle-end/34934
23086 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23087 a fixed vector for stack.
23089 2008-01-24 Ben Elliston <bje@au.ibm.com>
23092 * doc/gcc.texi (Software development): Add a direntry for g++.
23094 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23096 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23097 stale and straggling -fforce-addr comments above.
23099 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23101 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23102 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23104 2008-01-23 Michael Matz <matz@suse.de>
23107 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23110 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23112 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23113 malloc result type.
23115 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23117 * config/avr/avr.c (avr_current_arch): New variable.
23118 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23119 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23120 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23121 (avr_override_options): Init 'avr_current_arch'.
23122 (base_arch_s): Move from here...
23123 * config/avr/avr.h (base_arch_s): ... here. Add new members
23124 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23125 'mega' to 'have_jmp_call'.
23126 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23127 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23129 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23131 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23132 MULTILIB_MATCHES): Ditto.
23134 2008-01-23 Richard Guenther <rguenther@suse.de>
23136 PR middle-end/31529
23137 * cgraphunit.c (cgraph_reset_node): Always mark the node
23138 not reachable if it is not queued already.
23140 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23142 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23143 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23144 (cputype_selected): New static variable.
23145 (bfin_handle_option): Set it if -mcpu is used.
23146 (override_option): Select default set of workarounds if no cpu type
23147 selected on the command line.
23148 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23150 From Michael Frysinger <michael.frysinger@analog.com>
23151 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23152 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23154 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23155 for bf547, bf523, bf524, and bf526.
23156 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23158 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23159 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23160 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23161 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23162 * doc/invoke.texi (Blackfin Options): Document that
23163 -mcpu now accept bf547, bf523, bf524, and bf526.
23165 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23167 PR rtl-optimization/34628
23168 * combine.c (try_combine): Stop and undo after the first combination
23169 if an autoincrement side-effect on the first insn has effectively
23172 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23175 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23176 Offset addresses are not valid for Altivec or paired float modes.
23178 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23181 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23182 if DECL_INITIAL (decl) is error_mark_node.
23185 * c-common.c (handle_vector_size_attribute): Only allow
23186 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23187 the same way as pointer, array etc. types.
23188 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23191 * tree.c (build_type_attribute_qual_variant): Call
23192 build_qualified_type if attributes are equal, but quals are not.
23194 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23197 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23198 * flags.h (warn_strict_aliasing): Remove.
23199 (warn_strict_overflow): Remove.
23200 * opts.c (warn_strict_aliasing): Remove.
23201 (warn_strict_overflow): Remove.
23202 * c-opts.c (c_common_handle_option): -Wall only sets
23203 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23204 (c_common_post_options): Give default values to -Wstrict-aliasing
23205 and -Wstrict-overflow if they are uninitialized.
23206 * common.opt (Wstrict-aliasing): Specify Var and Init.
23207 (Wstrict-overflow): Likewise.
23209 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23211 PR rtl-optimization/26854
23212 PR rtl-optimization/34400
23213 PR rtl-optimization/34884
23214 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23216 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23217 (df_rd_bb_info.expanded_lr_out): Deleted
23218 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23219 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23220 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23221 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23222 Removed code to allocate, initialize or free expanded_lr_out.
23223 (df_rd_bb_local_compute_process_def): Restructured to make more
23225 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23226 sets if the sets are being trimmed.
23228 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23231 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23232 (as_vers): Likewise.
23233 * configure: Regenerated.
23235 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23237 PR middle-end/33092
23238 * tree-pass.h (pass_build_alias): New pass.
23239 * tree-ssa-alias.c (gate_build_alias): New.
23240 (pass_build_alias): New.
23241 * passes.c (init_optimization_passes): Add pass_build_alias after
23242 pass_create_structure_vars.
23244 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23246 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23247 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23248 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23249 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23250 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23251 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23252 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23253 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23254 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23255 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23256 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23257 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23258 * config/s390/s390.md (FP_ALL): New mode iterator.
23259 (_d): New mode attribute.
23260 ("*signbit<mode>2>"): Changed mode of first operand.
23261 ("isinf<mode>2"): Changed mode of first operand.
23262 ("*TDC_insn"): Adaptation for DFP modes.
23264 2008-01-22 Ben Elliston <bje@au.ibm.com>
23266 * tree.c (check_qualified_type): Improve function description.
23268 2008-01-21 Jason Merrill <jason@redhat.com>
23271 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23272 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23275 2008-01-21 DJ Delorie <dj@redhat.com>
23277 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23280 2008-01-21 Richard Guenther <rguenther@suse.de>
23282 PR middle-end/34856
23283 * tree-cfg.c (verify_expr): Allow all invariant expressions
23284 instead of just constant class ones as reference argument.
23285 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23286 like any other constant.
23287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23289 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23291 * regmove.c (fixup_match_1): Update call crossed frequencies.
23293 2008-01-21 Richard Guenther <rguenther@suse.de>
23296 * tree-inline.c (setup_one_parameter): Deal with mismatched
23297 types using a VIEW_CONVERT_EXPR.
23299 2008-01-21 Alon Dayan <alond@il.ibm.com>
23300 Olga Golovanevsky <olga@il.ibm.com>
23302 PR tree-optimization/34701
23303 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23304 when the structure size is not a power of 2.
23306 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23308 * doc/install.texi: Add doc for --enable-checking=df.
23310 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23312 PR rtl-optimization/34808
23313 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23315 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23317 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23320 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23322 PR rtl-optimization/26854
23323 PR rtl-optimization/34400
23324 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23326 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23327 (df_rd_bb_info.expanded_lr_out): New.
23328 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23329 * loop_iv.c (iv_analysis_loop_init): Ditto.
23330 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23331 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23332 Added code to allocate, initialize or free expanded_lr_out.
23333 (df_rd_bb_local_compute_process_def): Restructured to make
23334 more understandable.
23335 (df_rd_confluence_n): Add code to do nothing with fake edges and
23336 code to no apply invalidate_by_call sets if the sets are being trimmed.
23337 (df_lr_local_finalize): Renamed to df_lr_finalize.
23338 (df_live_local_finalize): Renamed to df_live_finalize.
23340 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23343 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23344 deciding whether to use reciprocal instructions.
23346 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23348 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23349 dwarf2out_note_section_used if cold_text_section is NULL.
23351 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23353 PR gcov-profile/34610
23354 * tree-cfg.c (make_edges): Mark both outgoing edges from
23355 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23356 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23357 from OMP_FOR and OMP_CONTINUE outgoing edges.
23359 * tree-profile.c (tree_profiling): Return early if
23360 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23362 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23363 from cfun to child_cfun.
23364 * function.h (struct function): Add after_tree_profile bit.
23366 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23368 * config/avr/avr.S (_exit): Disable interrupt.
23370 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23371 Steven Bosscher <stevenb.gcc@gmail.com>
23373 PR rtl-optimization/26854
23374 PR rtl-optimization/34400
23375 * df-problems.c (df_live_scratch): New scratch bitmap.
23376 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23377 (df_live_reset): Clear the proper bitmaps.
23378 (df_live_bb_local_compute): Only process the artificial defs once
23379 since the order is not important.
23380 (df_live_init): Init the df_live sets only with the variables
23381 found live by df_lr.
23382 (df_live_transfer_function): Use the df_lr sets to prune the
23383 df_live sets as they are being computed.
23384 (df_live_free): Free df_live_scratch.
23386 2008-01-18 Ian Lance Taylor <iant@google.com>
23388 * common.opt: Add fmerge-debug-strings.
23389 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23390 flag_merge_debug_strings rather than flag_merge_constants.
23391 * doc/invoke.texi (Option Summary): Mention
23392 -fmerge-debug-strings.
23393 (Debugging Options): Document -fmerge-debug-strings.
23395 2008-01-18 Ian Lance Taylor <iant@google.com>
23398 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23399 (struct tree_function_decl): Add new field operator_new_flag.
23400 * tree-inline.c (expand_call_inline): When inlining a call to
23401 operator new, force the return value to go into a variable, and
23402 set DECL_NO_TBAA_P on that variable.
23403 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23405 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23408 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23409 DWARF2_DEBUGGING_INFO.
23410 (dwarf2out_note_section_used): Ditto. Add prototype.
23411 (have_multiple_function_sections, text_section_used,
23412 cold_text_section_used, *cold_text_sections): Move declarations
23415 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23417 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23418 field and add signal_ra.
23419 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23420 assignments to frame state pc. Move end of stack check after
23421 MD_FALLBACK_FRAME_STATE_FOR.
23422 (uw_update_context_1): Use frame state signal_regs if set, instead
23423 of checking signal_frame flag.
23424 (uw_update_context): Use frame state signal_ra if set.
23425 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23426 * config/xtensa/linux-unwind.h: New file.
23428 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23430 * modulo-sched.c (get_sched_window): Fix comment typo.
23432 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23434 PR tree-optimization/34648
23435 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23437 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23439 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23440 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23442 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23444 PR rtl-optimization/34400
23445 * df-core.c (df_worklist_dataflow_overeager,
23446 df_worklist_dataflow_doublequeue): New functions.
23447 (df_worklist_dataflow): Two different worklist solvers.
23448 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23451 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23454 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23455 and ftree-parallelize-loops.
23457 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23459 PR rtl-optimization/34826
23460 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23462 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23464 * global.c (find_reg): Mark the eh regs as used if necessary.
23465 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23466 * ra.h (struct allocno): no_eh_reg field added. Changed
23467 no_stack_reg type to bitfield.
23469 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23471 * tree.c (substitute_in_expr): Add missing 'break'.
23473 2008-01-17 Richard Guenther <rguenther@suse.de>
23475 PR tree-optimization/34825
23476 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23477 x / x as division to handle.
23479 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23481 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23482 "-pthread" is specified.
23483 * pa-hpux11.h (LIB_SPEC): Likewise.
23485 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23486 Peter Bergner <bergner@vnet.ibm.com>
23488 PR rtl-optimization/33796
23489 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23491 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23493 PR libgfortran/34699
23494 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23496 * pa-hpux10.h (LINK_SPEC): Likewise.
23497 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23499 2008-01-16 Richard Guenther <rguenther@suse.de>
23501 PR middle-end/32628
23502 * fold-const.c (fold_convert_const_int_from_int): Do not
23503 set overflow if that occured only because of a sign extension
23504 change when converting from/to a sizetype with the same
23505 precision and signedness.
23507 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23510 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23511 location address to the correct place. Update copyright year.
23513 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23515 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23516 no dependences in the dependence_relations vector.
23518 2008-01-16 Jan Hubicka <jh@suse.cz>
23520 PR rtl-optimization/31396
23521 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23522 * cfg.c (dump_reg_info): Print it.
23523 * regs.h (struct reg_info_t): add freq_calls_crossed.
23524 (REG_FREQ_CALLS_CROSSED): New macro.
23525 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23526 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23527 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23528 regmove_optimize): Update call crossed frequencies.
23529 * local-alloc.c (struct qty): Add freq_calls_crossed.
23530 (alloc_qty): Copute freq_calls_crossed.
23531 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23532 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23533 * ra.h (struct allocno): Add freq_calls_crossed.
23535 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23537 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23538 libgomp when compiling with ftree-parallelize-loops.
23539 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23541 2008-01-16 Richard Guenther <rguenther@suse.de>
23543 PR tree-optimization/34769
23544 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23545 * tree.c (int_cst_value): Instead make this function more
23546 permissive in what it accepts as valid input. Document this
23547 function always sign-extends the value.
23549 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23550 Richard Guenther <rguenther@suse.de>
23553 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23554 (gimple_fold_indirect_ref_rhs): ... this.
23555 (gimple_fold_indirect_ref): New function with foldings
23556 that preserve lvalueness.
23557 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23558 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23559 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23560 to fold an INDIRECT_REF, fall back to the old use of
23561 fold_indirect_ref_1.
23563 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23565 * tree-data-ref.c (subscript_dependence_tester_1): Call
23566 free_conflict_function.
23567 (compute_self_dependence): Same.
23569 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23572 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23573 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23575 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23576 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23577 for DWARF2_UNWIND_INFO targets.
23579 2008-01-16 Richard Guenther <rguenther@suse.de>
23582 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23583 type qualifiers for function types.
23585 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23587 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23588 loop_iterator li from previous commit.
23590 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23592 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23594 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23596 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23597 (parallelize_loops): Don't parallelize irreducible components.
23599 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23602 * c-opts (c_common_post_options): Do not enable CPP
23603 flag_pedantic_errors by default.
23605 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23607 PR rtl-optimization/31944
23608 * cse.c (remove_pseudo_from_table): New function.
23609 (merge_equiv_classes): Use above function to remove pseudo-registers.
23610 (invalidate): Likewise.
23612 2008-01-13 Richard Guenther <rguenther@suse.de>
23614 PR middle-end/34601
23615 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23616 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23618 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23620 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23621 validate_change to unshare the source of the PC set.
23623 2008-01-12 Jan Hubicka <jh@suse.cz>
23625 PR middle-end/32135
23626 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23627 references above array bounds. This might trigger bounds checks for
23628 pointers to arrays.
23630 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23632 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23633 new_replaceable_dependencies.
23635 2008-01-12 Doug Kwan <dougkwan@google.com>
23637 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23638 instead of OPT_Wreturn_type in warning due to ignored return type
23640 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23641 options included in -Wextra.
23642 * c.opt: New option -Wignored_qualifiers.
23643 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23644 -Wignore_qualifiers.
23645 (-Wignored-qualifiers): Document.
23646 (-Wreturn-type): Remove description of functionality now handled
23647 by -Wignored-qualifiers.
23649 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23652 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23653 NOP_EXPR if it is between integral types with the same precision.
23655 2008-01-12 Jan Hubicka <jh@suse.cz>
23658 * invoke.texi (max-inline-recursive-depth): Fix default value.
23660 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23662 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23665 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23667 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23669 2008-01-11 James E. Wilson <wilson@specifix.com>
23672 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23674 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23676 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23677 save/restore frame pointer register and don't use 'call-prologues'
23678 optimization in function with "OS_task" attribute.
23680 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23682 PR middle-end/31309
23683 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23684 when copying to memory.
23686 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23688 PR rtl-optimization/30905
23689 * cfgcleanup.c: Include dce.h
23690 (crossjumps_occured): New global variable.
23691 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23692 If something changed, set crossjumps_occured to true.
23693 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23694 Don't add/remove fake edges to exit here...
23695 (cleanup_cfg): ...but do it here, when crossjumping.
23696 Run a fast DCE when successful crossjumps occured in the latest
23697 iteration of try_optimize_cfg.
23699 2008-01-11 Richard Guenther <rguenther@suse.de>
23701 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23702 (struct vn_unary_op_s): Likewise.
23703 (vn_reference_insert): Free old reference on hash collision.
23705 2008-01-10 Raksit Ashok <raksit@google.com>
23707 PR rtl-optimization/27971
23708 * combine.c (find_split_point): Split PLUS expressions which are
23709 inside a MEM rtx, and whose first operand is complex.
23711 2008-01-10 DJ Delorie <dj@redhat.com>
23713 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23714 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23715 (m32c_hard_regno_ok): Call the underlying function.
23717 2008-01-10 Richard Guenther <rguenther@suse.de>
23719 PR middle-end/34683
23720 * tree-cfg.c (tree_merge_blocks): Do not go through the
23721 full-blown folding and stmt updating path if we just deal
23722 with virtual operands.
23723 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23724 test for abnormal SSA_NAMEs.
23726 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23728 PR middle-end/34641
23729 * reload.c (push_reload): Add assertions. All constants from
23730 reg_equiv_constant should have been used for replacing the respective
23732 (find_reloads_address): Invoke find_reloads_address_part for
23733 constant taken from the reg_equiv_constant array.
23735 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23737 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23738 field (valnum) the first in the struct. Replace bools with
23741 2008-01-10 Richard Guenther <rguenther@suse.de>
23743 PR tree-optimization/34651
23744 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23745 types and ordering for masking and converting.
23747 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23749 PR tree-optimization/34017
23750 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23751 also for PHI_NODE expressions.
23753 2008-01-09 Jan Hubicka <jh@suse.cz>
23755 PR tree-optimization/34708
23756 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23757 based on number of case labels.
23758 (init_inline_once): Remove switch_cost.
23759 * tree-inline.h (eni_weights_d): Remove switch_cost.
23761 2008-01-09 Richard Guenther <rguenther@suse.de>
23762 Andrew Pinski <andrew_pinski@playstation.sony.com>
23764 PR middle-end/30132
23765 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23766 temporary if an rvalue is ok or an lvalue is not required.
23768 2008-01-09 Richard Guenther <rguenther@suse.de>
23770 PR middle-end/34458
23771 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23772 adjust return type.
23774 2008-01-09 Richard Guenther <rguenther@suse.de>
23776 PR middle-end/34679
23777 * tree.c (host_integerp): Check for sizetype only if the
23778 type is an integer type.
23780 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23783 * opts.c (decode_options): Disable inlining of functions called
23784 once if not in unit-at-a-time mode.
23786 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23788 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23790 2008-01-08 Richard Guenther <rguenther@suse.de>
23792 PR middle-end/31863
23793 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23794 out early if the result will be unused.
23796 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23801 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23802 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23805 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23807 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23808 for vectorization tuned.
23810 2008-01-08 Richard Guenther <rguenther@suse.de>
23812 PR tree-optimization/34683
23813 * tree-ssa-operands.c (operand_build_cmp): Export.
23814 * tree-ssa-operands.h (operand_build_cmp): Declare.
23815 * tree-vn.c (vuses_compare): Remove.
23816 (sort_vuses): Use operand_build_cmp.
23817 (sort_vuses_heap): Likewise.
23818 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23819 to re-use old VEC if available. Do not sort already sorted VUSEs.
23820 (vdefs_to_vec): Do not sort already sorted VDEFs.
23822 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23824 PR middle-end/34694
23825 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23827 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23830 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23831 limitations of reciprocal sequences on x86 targets.
23833 2008-01-08 Richard Guenther <rguenther@suse.de>
23835 PR tree-optimization/34683
23836 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23838 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23841 * config/darwin.c (darwin_mergeable_string_section): Don't use
23842 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23844 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23847 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23848 negxf2. Macroize expander using X87MODEF mode iterator. Change
23849 predicates of op0 and op1 to register_operand.
23850 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23851 expander using X87MODEF mode iterator. Change predicates of
23852 op0 and op1 to register_operand.
23853 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23854 corresponding patterns and macroize using MODEF macro. Change
23855 predicates of op0 and op1 to register_operand and remove
23856 "m" constraint. Disparage "r" alternative with "!".
23857 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23858 macroize using X87MODEF macro. Change predicates of op0 and op1
23859 to register_operand and remove "m" constraint. Disparage "r"
23860 alternative with "!".
23861 (absneg splitter with memory operands): Remove.
23862 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23863 patterns and macroize using X87MODEF mode iterator.
23864 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23865 Change predicate of op1 to register_operand.
23866 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23867 for memory operands.
23869 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23871 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23873 2008-01-07 Richard Guenther <rguenther@suse.de>
23875 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23878 2008-01-07 Richard Guenther <rguenther@suse.de>
23880 PR tree-optimization/34683
23881 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23882 VOPs of the needed size to save memory. Use VEC_quick_push
23883 to save compile-time.
23884 (vdefs_to_vec): Likewise.
23886 2008-01-07 Sa Liu <saliu@de.ibm.com>
23888 * config/spu/spu.md (divdf3): Genetate inline code for double
23889 division. The implementation doesn't handle INF or NAN, therefore it
23890 only applies when -ffinite-math-only is given.
23892 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23895 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23896 * doc/cpp.texi ([Common Predefined Macros]): Document.
23898 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23900 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23901 order to use commutative addition instead of subtraction.
23903 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23904 Mircea Namolaru <namolaru@il.ibm.com>
23905 Vladimir Yanovsky <yanov@il.ibm.com>
23906 Revital Eres <eres@il.ibm.com>
23908 PR tree-optimization/34263
23909 * tree-outof-ssa.c (process_single_block_loop_latch,
23910 contains_tree_r): New functions.
23911 (analyze_edges_for_bb): Call process_single_block_loop_latch
23912 function to empty single-basic-block latch block if possible.
23914 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23916 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23918 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23920 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23922 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23924 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23926 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23928 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23930 PR tree-optimization/34618
23931 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23934 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23937 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23938 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23939 Update copyright year.
23941 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23942 Update copyright year.
23943 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23946 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23948 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23949 edge does not point to current bb before changing need_assert.
23951 2008-01-04 Richard Guenther <rguenther@suse.de>
23953 PR middle-end/34029
23954 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23955 for verifying purposes if they are is_gimple_min_invariant.
23957 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23959 PR tree-optimization/34448
23960 PR tree-optimization/34465
23961 * gimplify.c (gimplify_init_constructor): Add new parameter
23962 notify_temp_creation. Use it.
23963 (gimplify_modify_expr_rhs): Take volatiles into account when
23964 optimizing constructors.
23965 Do not optimize constructors if gimplify_init_constructor will dump to
23967 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23968 * gcc.c-torture/compile/pr34448.c: New.
23970 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23972 PR gcov-profile/34609
23973 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23974 return_slot if result is TREE_ADDRESSABLE.
23976 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23978 * config/mips/mips.md (sqrt_condition): Tweak comment.
23979 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23981 2008-01-03 Tom Tromey <tromey@redhat.com>
23984 * c-common.c (c_type_hash): Handle VLAs.
23986 2008-01-03 Jan Hubicka <jh@suse.cz>
23988 PR tree-optimization/31081
23989 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
23990 0 when inlining and not inlining to first basic block.
23991 (remap_decl): When var is initialized to 0, don't set default_def.
23992 (expand_call_inline): Set entry_bb.
23993 * tree-inline.h (copy_body_data): Add entry_bb.
23995 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23998 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24001 PR tree-optimization/29484
24002 * tree-inline.c (inline_forbidden_p_2): New function.
24003 (inline_forbidden_p): Disallow inlining if some static var
24004 has an address of a local LABEL_DECL in its initializer.
24005 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24008 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24010 PR tree-optimization/34635
24011 * tree-data-ref.c (add_other_self_distances): Make sure that the
24012 evolution step is constant.
24014 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24016 PR middle-end/34608
24017 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24019 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24021 * tree-sra.c (scalarize_init): Insert the generate_element_init
24022 statements after the generate_element_zero statements.
24024 2008-01-02 Richard Guenther <rguenther@suse.de>
24026 PR middle-end/34093
24027 PR middle-end/31976
24028 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24029 for very large number of operands instead of ICEing.
24031 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24034 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24035 while stack probing.
24037 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24039 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24042 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24044 PR libmudflap/26442
24045 * tree-mudflap.c (mx_register_decls): Guard warning by
24046 !DECL_ARTIFICIAL check.
24048 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24050 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24051 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24052 sse5_perm<mode>): Fix constraints.