1 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
5 the decl is a VAR_DECL or FUNCTION_DECL.
7 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
10 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
11 (mark_ref_live, mark_ref_dead): Use them.
12 (def_conflicts_with_inputs_p): Remove.
13 (mark_early_clobbers): New function.
14 (process_bb_node_lives): Call preprocess_constraints and
17 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
19 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
22 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
23 (ira_compress_allocno_live_ranges): New prototype.
25 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
26 (coalesced_allocnos_living_at_program_points): New.
27 (coalesced_allocnos_live_at_points_p,
28 set_coalesced_allocnos_live_points): New functions.
29 (coalesce_spill_slots): Rewrite.
31 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
32 ira_compress_allocno_live_ranges): New functions.
34 * ira-build.c (ira_flattening): Call
35 ira_compress_allocno_live_ranges.
38 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
40 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
43 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
45 * combine.c (make_compound_operation): Handle the 'E' format.
46 (count_rtxs): Likewise.
47 (update_table_tick): Likewise.
48 (get_last_value_validate): Likewise.
50 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
52 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
54 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
56 * matrix-reorg.c (transform_allocation_sites): Initializers
57 added to avoid the warning.
59 2008-09-25 Martin Jambor <mjambor@suse.cz>
61 * cgraph.c (free_nodes): New variable.
62 (NEXT_FREE_NODE): New macro.
63 (cgraph_create_node): Reuse nodes from the free list. Do not
64 update uid if doing so.
65 (cgraph_remove_node): Add the node to the free list.
67 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
69 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
71 2008-09-24 Richard Henderson <rth@redhat.com>
73 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
74 * unwind-dw2.c (execute_stack_op): Handle it.
76 2008-09-24 David Edelsohn <edelsohn@gnu.org>
79 2008-09-24 Michael J. Eager <eager@eagercon.com>
81 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
83 * c-common.c (fname_decl): New location argument.
84 * c-common.h (fname_decl): Same.
85 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
87 (c_parser_typeof_specifier): Same.
88 (c_parser_parms_list_declarator): Same.
89 (c_parser_asm_string_literal): Same.
90 (c_parser_compound_statement_nostart): Same.
91 (c_parser_label): Same.
92 (c_parser_do_statement): Same.
93 (c_parser_asm_statement): Same.
94 (c_parser_unary_expression): Same.
95 (c_parser_sizeof_expression): Same.
96 (c_parser_postfix_expression): Same.
97 (c_parser_pragma): Same.
98 (c_parser_omp_clause_collapse): Same.
99 (c_parser_omp_clause_num_threads): Same.
100 (c_parser_omp_clause_schedule): Same.
101 (c_parser_omp_all_clauses): Same.
102 (c_parser_omp_sections_scope): Same.
103 (c_parser_omp_for_loop): Same. Pass condition's location to
104 c_objc_common_truthvalue_conversion.
105 (c_parser_enum_specifier): Remove comment.
107 2008-09-24 Michael J. Eager <eager@eagercon.com>
109 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
111 * config/rs6000/rs6000.c (rs6000_override_options): Move
112 rs6000_init_hard_regno_mode_ok after all options changed.
113 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
114 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
115 -msimple-fpu flags. Add warning messages if single FP not configured.
116 (rs6000_file_start): Output gnu_attribute for single-float.
117 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
118 (rs6000_legitimize_address): Likewise.
119 (rs6000_legitimize_reload_address): Likewise.
120 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
122 (function_arg_advance): Likewise.
123 (function_arg): Likewise.
124 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
125 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
127 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
128 (rs6000_emit_prologue): Likewise.
129 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
131 (rs6000_libcall_value): Likewise.
132 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
133 (TARGET_DOUBLE_FLOAT): New default to 1
134 (TARGET_SIMPLE_FPU): New default to 0
135 (TARGET_SINGLE_FPU): New default to 0
136 (TARGET_SINGLE_FLOAT_MODE): New.
137 (TARGET_DOUBLE_FLOAT_MODE): New.
138 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
139 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
141 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
142 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
143 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
144 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
145 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
146 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
147 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
148 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
149 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
150 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
151 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
152 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
153 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
154 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
155 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
156 cmptf_internal1, *cmptf_internal2): Condition on
158 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
159 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
160 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
161 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
162 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
163 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
165 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
166 * config/rs6000/rs6000.opt (-msingle-float): New.
167 (-mdouble-float): New.
169 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
170 -msingle-float, -mdouble-float, -msimple-fpu options.
171 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
172 _SOFT_DOUBLE for -msingle-float.
173 * config.gcc: New config for target=powerpc-xilinx-eabi.
175 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
177 * config/sparc/constraints.md: New file.
178 * config/sparc/sparc.md: Include it.
179 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
180 (sparc_extra_constraint_check): Delete.
181 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
182 (memory_ok_for_ldd): New predicate.
183 (sparc_extra_constraint_check): Delete.
184 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
185 (CONST_OK_FOR_LETTER_P): Likewise.
186 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
187 (EXTRA_CONSTRAINT): Likewise.
189 2008-08-23 Steve Ellcey <sje@cup.hp.com>
191 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
193 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
195 * alias.c (find_base_value): Use FIND_BASE_TERM.
196 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
198 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
200 * config/i386/i386.c: Include cselib.h.
201 (ix86_pic_register_p): New function.
202 (ix86_delegitimize_address): Use it to check for the PIC register.
204 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
206 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
207 * config/i386/i386.c (ix86_find_base_term): Don't check for
208 SYMBOL_REF and LABEL_REF.
210 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
212 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
213 constant PLUS in a CONST.
215 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
217 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
218 check for sibcall support for w64.
220 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
222 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
224 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
226 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
227 parser_build_binary_op.
228 * c-decl.c (build_enumerator): Pass location to build_binary_op.
229 * c-typeck.c (build_array_ref): Same.
230 (parser_build_unary_op): New location argument.
231 (pointer_diff): Pass location to build_binary_op,
232 c_objc_common_truthvalue_conversion.
233 (build_modify_expr): Same.
234 (build_unary_op): New location argument.
235 (build_binary_op): New location argument.
236 (c_objc_common_truthvalue_conversion): Pass location to
237 c_*common_truthvalue_conversion.
238 * c-convert.c (convert): Same.
239 * c-common.c (binary_op_error): New location argument.
240 (pointer_int_sum): Pass location to build_binary_op.
241 (c_common_truthvalue_conversion): New location argument.
242 (warn_for_sign_compare): Same.
243 * c-common.h: Add location argument to c_common_truthvalue_conversion,
244 binary_op_error, build_binary_op, warn_for_sign_compare.
245 * c-parser.c (c_parser_condition): Pass location to
246 c_*common_truthvalue_conversion.
247 (c_parser_conditional_expression): Save condition's location and pass
249 (c_parser_binary_expression): Same, but for the binary operator's
251 (c_parser_omp_for_loop): Pass location to
252 c_objc_common_truthvalue_conversion.
254 2008-09-23 Martin Jambor <mjambor@suse.cz>
256 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
257 (cgraph_node_remove_callees): New temporary f. Hold the next item
259 (cgraph_node_remove_callers): Likewise.
261 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
262 (ipa_node_removal_hook): Likewise.
264 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
265 gimple_call_copy_skip_args and moved to the gimple_call section.
266 * gimple.c (gimple_copy_call_skip_args): Renamed to
267 gimple_call_copy_skip_args. Changed al users.
269 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
271 * ira-color.c (start_allocno_priorities): Rename to
272 setup_allocno_priorities. Use costs and
273 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
274 range lengths. Get rid off doubles.
275 (ira_fast_allocations): Call start_allocno_priorities.
277 2008-09-22 David Daney <ddaney@avtrex.com>
280 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
281 register if TARGET_LONG_CALLS.
283 2008-09-22 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/37145
286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
287 value-numbering union accesses with their offset and size only.
288 (visit_reference_op_load): Fix simplification of inserted conversions.
289 * tree-ssa-pre.c (find_or_generate_expression): Do not
290 recursively generate expressions if running FRE.
292 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
294 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
295 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
296 *baddu_di<mode>): New patterns.
298 2008-09-22 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/37145
301 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
302 (phi_translate_1): Constant fold references.
304 2008-09-22 Ira Rosen <irar@il.ibm.com>
306 PR tree-optimization/37482
307 * tree-vectorizer.h (struct _slp_instance): Add new field.
308 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
309 (get_earlier_stmt): New function.
310 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
312 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
313 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
314 asserts that GSI points to the scalar statement being vectorized.
315 Set new statement location according to GSI.
316 (vect_schedule_slp_instance): Use GSI of
317 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
319 2008-09-21 Jan Hubicka <jh@suse.cz>
321 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
322 (ipcp_insert_stage): Update dead_nodes bitmap.
324 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
327 * config/i386/t-cygming (SHLIB_LC): Remove.
328 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
329 * config/i386/t-cygwin (SHLIB_LC): Specify all required
332 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
336 * final.c (mark_symbol_ref_as_used): New helper function.
337 (output_operand): Instead of just looking inside MEMs for
338 SYMBOL_REFs, use new helper function and for_each_rtx.
339 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
340 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
341 Make head comment more general.
342 * config/darwin.c (machopic_output_indirection): Handle weak
343 references here, like in assemble_external.
345 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
347 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
348 (sparc_emit_float_lib_cmp): Change return type.
349 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
350 (gen_compare_operator): New function.
351 (sparc_emit_float_lib_cmp): Return the new operator to be used in
352 the comparison sequence. Minor tweaks.
353 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
354 that the final operator and the result of sparc_emit_float_lib_cmp
355 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
356 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
357 buneq, bunge, bunle, bltgt): Assert that the final operator and the
358 result of sparc_emit_float_lib_cmp match for software TFmode.
359 (movqicc, movhicc, movsicc, movdicc): Merge into...
360 (mov<I:mode>cc): ...this.
361 (movsfcc, movdfcc, movtfcc): Merge into...
362 (mov<F:mode>cc): ...this.
363 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
365 (mov<I:mode>_cc_v9): ...this.
366 (movdi_cc_sp64_trunc): Delete.
367 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
368 movdi_cc_reg_sp64): Merge into...
369 (mov<I:mode>_cc_reg_sp64): ...this.
370 (movsf_cc_sp64): Rename into...
371 (movsf_cc_v9): ...this.
372 (movdf_cc_sp64): Rename into...
373 (movdf_cc_v9): ...this.
374 (movtf_cc_hq_sp64): Rename into...
375 (movtf_cc_hq_v9): ...this.
376 (movtf_cc_sp64): Rename into...
377 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
379 2008-09-21 Diego Novillo <dnovillo@google.com>
381 * doc/gccint.texi: Include generic.texi and gimple.texi.
383 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
384 (GIMPLE): Move to gimple.texi.
385 (Annotations): Remove references to to stmt_ann_t and
387 (SSA Operands): Rename from 'Statement Operands'.
388 * doc/generic.texi: New.
389 * doc/gimple.texi: New.
390 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
392 * Makefile.in (TEXI_GCCINT_FILES):
393 * gimple.c (gimple_copy_call_skip_args): Rename from
394 giple_copy_call_skip_args. Update all users.
395 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
397 2008-09-21 Ira Rosen <irar@il.ibm.com>
399 PR tree-optimization/37539
400 * tree-vect-transform.c (vect_transform_strided_load): Save vector
401 statement in related statement field only for the first load of the
402 group of loads with the same data reference.
404 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
406 * config/mips/mips.h (TUNE_OCTEON): New macro.
407 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
408 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
409 * config/mips/octeon.md: New file.
410 * config/mips/mips.md: Include octeon.md. Restore
411 semi-alphabetical order of include files.
413 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
416 * config/i386/i386.md (*jcc_fused_1): Removed.
417 (*jcc_fused_2): Likewise.
418 (*jcc_fused_3): Likewise.
419 (*jcc_fused_4): Likewise.
421 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
423 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
424 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
425 * target.h (gcc_target): Add ira_cover_classes.
426 * ira.c: Remove IRA_COVER_CLASSES guards.
427 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
428 instead of IRA_COVER_CLASSES.
429 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
430 (setup_class_translate): Likewise.
431 (setup_reg_class_intersect_union): Likewise.
432 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
433 test of targetm.ira_cover_classes.
434 * opts.c (decode_options): Use targetm.ira_cover_classes instead
435 of IRA_COVER_CLASSES.
436 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
437 (TARGET_INITIALIZER): Include it.
438 * targhooks.h (default_ira_cover_classes): Declare.
439 * targhooks.c (default_ira_cover_classes): New function.
441 2008-09-19 Bob Wilson <bob.wilson@acm.org>
443 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
445 2008-09-19 Ian Lance Taylor <iant@google.com>
447 * varasm.c (narrowing_initializer_constant_valid_p): Return
448 NULL_TREE if ENDTYPE is not an integer.
450 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
453 * tree-ssa.c (execute_update_addresses_taken): Also update
454 DECL_GIMPLE_REG_P for vector and complex types.
456 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
457 Jan Hubicka <jh@suse.cz>
460 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
461 empty before freeing them.
462 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
464 2008-09-18 Bob Wilson <bob.wilson@acm.org>
466 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
467 * config/xtensa/predicates.md (tls_symbol_operand): New.
468 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
469 (TARGET_CANNOT_FORCE_MEM): Define.
470 (xtensa_tls_symbol_p): New.
471 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
472 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
473 (xtensa_tls_module_base): New.
474 (xtensa_call_tls_desc): New.
475 (xtensa_legitimize_tls_address): New.
476 (xtensa_legitimize_address): Handle TLS symbols.
477 (xtensa_tls_referenced_p_1): New.
478 (xtensa_tls_referenced_p): New.
479 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF.
480 (XTENSA_BUILTIN_THREAD_POINTER): New.
481 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
482 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin.
483 Add declarations for __builtin_thread_pointer and
484 __builtin_set_thread_pointer.
485 (xtensa_fold_builtin): Recognize new builtins.
486 (xtensa_expand_builtin): Expand new builtins.
487 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
488 (TARGET_THREADPTR): Define.
489 (HAVE_AS_TLS): Define default value.
490 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
491 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
492 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
493 (UNSPECV_SET_TP): New.
494 (sym_TPOFF, sym_DTPOFF): New.
495 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
496 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
497 * configure: Regenerated.
499 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
502 * config/ia64/ia64.c (ia64_optimization_options): Move
503 checking and setting flag_schedule_insns_after_reload and
504 ia64_flag_schedule_insns2 back to ...
505 (ia64_override_options): Here.
507 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
510 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
511 zero extend count after the correction to it is done.
512 (doloop_optimize): Update call to doloop_modify, don't zero extend
515 2008-09-18 Martin Jambor <mjambor@suse.cz>
517 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
519 * ipa-prop.c: Correct comments.
520 * ipa-prop.h: Likewise.
522 2008-09-18 Jan Hubicka <jh@suse.cz>
525 * ipa-reference.c (ipa_reference_local_vars_info_d,
526 ipa_reference_global_vars_info_d,
527 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
528 ipa_reference_vars_info_t): Move here from ipa-reference.h
529 (node_duplication_hook_holder, node_removal_hook_holder): New.
530 (get_reference_vars_info_from_cgraph): Rename to ...
531 (get_reference_vars_info): ... this one, use cgraph uids.
532 (get_local_reference_vars_info, get_global_reference_vars_info):
533 Use cgraph instead of decl.
534 (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove.
535 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
536 ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use
538 (check_call): Simplify avail check.
539 (scan_stmt_for_static_refs): Update.
540 (propagate_bits): Update.
541 (merge_callee_local_info): Remove.
542 (init_function_info): Use cgraph nodes.
543 (clean_function_local_data): Break out from ...
544 (clean_function): ... here.
545 (copy_local_bitmap, copy_global_bitmap): New functions.
546 (duplicate_node_data, remove_node_data): New functions.
547 (generate_summary): Register hooks; use visibility instead of
549 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
550 * ipa-reference.h (ipa_reference_local_vars_info_d,
551 ipa_reference_global_vars_info_d,
552 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
553 ipa_reference_vars_info_t): Move to ipa-reference.c
554 (ipa_reference_get_read_local, ipa_reference_get_written_local):
556 (ipa_reference_get_read_global, ipa_reference_get_written_global,
557 ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
559 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
560 (init_state): Remove.
561 (node_duplication_hook_holder, node_removal_hook_holder): New.
562 (get_function_state, set_function_state): Use VECtor.
563 (analyze_function): Check body availability.
564 (add_new_function): Likewise.
565 (duplicate_node_data, remove_node_data): New.
566 (generate_summary): Register hooks; do not care about clones.
567 (propafate): Do not care about clones; recursive functions are not looping.
568 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
569 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
570 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
572 * tree-flow.h (function_ann_d): Remove reference_vars_info.
573 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of
574 ipa-reference accesors.
576 2008-09-18 Simon Baldwin <simonb@google.com>
578 * c-opts.c (c_common_handle_option): Add handling for
579 -Wbuiltin-macro-redefined command line option.
580 * c.opt: Added builtin-macro-redefined option.
581 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
584 2008-09-18 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/37258
587 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
588 and signedness for integral types.
589 (vn_phi_eq): Require compatible types.
591 2008-09-18 Jakub Jelinek <jakub@redhat.com>
594 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
595 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
597 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
598 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
599 ggc_free other TREE_LIST nodes from that chain.
600 * function.c (instantiate_decls): Instantiate also DECL_RTL
601 of vars in cfun->local_decls, free that list afterwards.
603 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
605 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
606 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
608 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
610 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
611 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
613 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
615 PR tree-optimization/37102
616 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
617 from a node. Check to see if another PHI is dead.
618 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
619 remove real PHIs which have no uses.
620 (rewrite_out_of_ssa): Call eliminate_useless_phis.
622 2008-09-18 Richard Guenther <rguenther@suse.de>
625 * tree-cfg.c (remove_useless_stmts_1): Remove
626 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
628 2008-09-18 Nick Clifton <nickc@redhat.com>
630 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
631 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
632 to frv_secondary_reload_class.
633 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
634 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
635 (frv_secondary_reload_class): Omit unused parameter.
636 (frv_secondary_reload): New function. Handle the case when
637 secondary_reload_class() is called before the reload_(in|out)
638 _optabs have been initialised.
639 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
641 * config/frv/frv.md: Define an exclusion set between fr550_m0
644 2008-09-18 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/37456
647 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
648 want to insert after ends a BB insert on the single fallthru
651 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
653 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
654 Mention -march=z9-109, z9-ec and z10.
656 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
658 PR rtl-optimization/37544
659 * regrename.c (maybe_mode_change): Exit early when copy_mode
660 is narrower than orig_mode and narrower than new_mode.
662 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
665 * sched-int.h (struct _haifa_insn_data): Remove unused field
668 * sched-rgn.c (ref_counts): Remove.
669 (insn_referenced): New static variable.
670 (INSN_REF_COUNT): Remove.
671 (sched_run_compute_dependencies): Use insn_referenced instead of
673 (add_branch_dependences): Likewise. Delete dead assignment.
675 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
677 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
678 consumer is an asm. Add comment why this is important.
679 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
680 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
683 2008-09-17 Joseph Myers <joseph@codesourcery.com>
685 * expr.c (emit_group_store): Do not shift before moving via a
688 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
690 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
691 from aggregate to non-aggregate type if the bit pattern is not fully
692 preserved afterwards.
694 2008-09-17 Richard Guenther <rguenther@suse.de>
696 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
697 (verify_gimple_assign): ... this. Split into ...
698 (verify_gimple_assign_unary): ... this,
699 (verify_gimple_assign_binary): ... that,
700 (verify_gimple_assign_single): ... and this.
701 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
702 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
703 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
704 (verify_types_in_gimple_reference): Be forgiving with
706 (verify_gimple_phi): Deal with virtual operands.
708 * tree.def (PREDICT_EXPR): Change to tcc_expression.
710 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
712 * tree.c (get_callee_fndecl): Don't call the language hook.
713 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
714 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
715 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
717 2008-09-17 Jakub Jelinek <jakub@redhat.com>
719 * tree.c (protected_set_expr_location): Don't unnecessarily
720 check for error_mark_node.
722 2008-09-17 Art Haas <ahaas@impactweather.com>
724 * ipa-reference.c (analyze_function): Declare step only if
725 ENABLE_CHECKING is defined.
727 2008-09-17 Jan Hubicka <jh@suse.cz>
730 * tree.h (DECL_INLINE): remove.
731 (DECL_DECLARED_INLINE_P): Update docs.
732 (DECL_NO_INLINE_WARNING_P): new.
733 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
734 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
736 2008-09-17 Jakub Jelinek <jakub@redhat.com>
737 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
740 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
743 2008-09-17 Jan Hubicka <jh@suse.cz>
745 * ipa-reference.c (ipa_obstack): Remove.
746 (local_info_obstack, global_info_obstack): New.
747 (add_static_var): We now handle variables only.
748 (mark_address_taken, mark_load, mark_store): New functions based on ...
749 (check_operand): ... remove.
750 (get_asm_stmt_operands): Rename to ...
751 (check_asm_memory_clobber): ... this. Look only for memory clobber.
752 (scan_stmt_for_static_refs): Rewrite.
753 (scan_op_for_static_refs): Rename to ...
754 (scan_initializer_for_static_refs): do not look for VAR_DECL
755 initializers; stop recursion on types and decls.
756 (ipa_init): Use proper obstacks.
757 (analyze_variable): Use scan_initializer_for_static_refs.
758 (init_function_info): Use local obstack.
759 (analyze_function): Simplify.
760 (add_new_function): We don't need visited_nodes obstack.
761 (generate_summary): Use proper obstacks; cleanup after propagation.
763 2008-09-17 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/37491
767 * alias.c (get_alias_set): Use the canonical type.
768 * tree-vect-transform.c (vectorizable_store): Use the type of
769 the lhs for the vector type. Adjust checking.
770 (vectorizable_load): Adjust checking.
772 2008-09-16 Jakub Jelinek <jakub@redhat.com>
773 Adam Nemet <anemet@caviumnetworks.com>
775 PR rtl-optimization/37483
776 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
777 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
778 Rearrange code to better match the original comment. Check
779 t_unconditional first. Improve comment.
781 2008-09-16 Jakub Jelinek <jakub@redhat.com>
784 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
785 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
788 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
789 GIMPLE_TRY if cleanup sequence is empty.
791 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
794 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
795 eliminate IV if the cost are the same.
797 2008-09-16 Richard Guenther <rguenther@suse.de>
800 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
803 2008-09-16 Richard Guenther <rguenther@suse.de>
805 PR tree-optimization/37508
806 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
808 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
810 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
812 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
814 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
815 use gen_floatdidf2 directly.
816 (floatunssidf2): Likewise.
817 (floatsidf_ppc64_mfpgpr): Remove.
818 (floatsidf_ppc64): Remove.
819 (floatunssidf_ppc64): Remove.
821 2008-09-15 Jakub Jelinek <jakub@redhat.com>
823 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
824 rather than update_cost_queue.
826 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
827 in every call starting with the second one, instead of only when
828 alias_bitmap_obstack.elements != NULL.
830 * tree-predcom.c (filter_suitable_components): Free all refs in
831 act->refs vector before calling release_component.
832 (add_ref_to_chain): Free ref if not adding it to chain->refs.
834 * tree-data-ref.c (free_subscripts): Free all subscript objects.
836 * tree-loop-linear.c (linear_transform_loops): Initialize
837 lambda_obstack only after calling perfect_loop_nest_depth.
838 Goto free_and_continue instead of just continue for later failures.
841 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
844 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
846 2008-09-14 Andreas Schwab <schwab@suse.de>
848 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
850 2008-09-14 Jan Hubicka <jh@suse.cz>
852 * invoke.texi (-fconserve-stack): Document.
853 * opts.c (decode_options): Handle conserve_stack.
854 * common.opt (fconvserve_stack): New.
856 2008-09-14 David Edelsohn <edelsohn@gnu.org>
858 * config.host: Add x-aix to host_xmake_file.
859 * config/rs6000/t-aix52: Do not override LDFLAGS.
860 * config/rs6000/x-aix: New file.
862 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
868 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
869 is not recognized as a valid register usage. Allow REG_X to be used
871 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
872 forces a reload when using a base register.
874 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
876 * config/i386/cygming-crtend.c (register_frame_ctor): If
877 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
878 directly with atexit.
879 (deregister_frame_ctor): Rename to ...
880 (deregister_frame_dtor): Use to call __gcc_deregister_frame
881 if !DEFAULT_USE_CXA_ATEXIT.
883 2008-09-13 Jan Hubicka <jh@suse.cz>
885 * cgraph.c: Include value-prof.h
886 * Makefile.in (cgraph.o): Add value-prof.h dependency.
888 2008-09-13 Jan Hubicka <jh@suse.cz>
891 * tree-profile.c (add_abnormal_goto_call_edges): New function.
892 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
893 tree_gen_one_value_profiler, tree_gen_average_profiler,
894 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
896 2008-09-13 Jan Hubicka <jh@suse.cz>
898 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
899 too many bytes on misalligned blocks.
901 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
903 * doc/cfg.texi: Fix some typos.
904 * doc/extend.texi: Likewise.
905 * doc/install.texi: Likewise.
906 * doc/invoke.texi: Likewise.
907 * doc/rtl.texi: Likewise.
908 * doc/tree-ssa.texi: Likewise.
910 2008-09-13 Richard Guenther <rguenther@suse.de>
913 * tree-nested.c (finalize_nesting_tree_1): Generate valid
914 gimple stores for memory rhs.
916 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
918 PR rtl-optimization/37489
919 * cse.c (fold_rtx): Don't return const_true_rtx for float
920 compare if FLOAT_STORE_FLAG_VALUE is undefined.
922 2008-09-13 Jan Hubicka <jh@suse.cz>
924 PR tree-optimization/37392
925 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
927 2008-09-13 Martin Jambor <mjambor@suse.cz>
928 Jan Hubicka <jh@suse.cz>
930 * cgraph.c (free_edges): New variable.
931 (NEXT_FREE_EDGE): New macro.
932 (cgraph_free_edge): New function.
933 (cgraph_remove_edge): Call cgraph_remove_edge_1.
934 (cgraph_node_remove_callees): Likewise.
935 (cgraph_node_remove_callers): Likewise.
936 (cgraph_create_edge): Reuse edges from the free list. Do not
937 update uid if doing so.
938 (cgraph_remove_*_hook): Add free call.
940 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
942 * ira-color.c (conflict_allocno_vec): Delete.
943 (update_cost_queue_elem): New structure.
944 (update_cost_queue): New variable.
945 (update_cost_queue_tail): Likewise.
946 (update_cost_queue_elems): Likewise.
947 (allocno_update_cost_check): Delete.
948 (initiate_cost_update): Allocate update_cost_queue_elems
949 instead of allocno_update_cost_check.
950 (finish_cost_update): Update the free()s accordingly.
951 (start_update_cost): New function.
952 (queue_update_cost): Likewise.
953 (get_next_update_cost): Likewise.
954 (update_copy_costs_1): Inline into...
955 (update_copy_costs): ...here. Use a queue instead of recursive calls.
956 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
957 once we've established they are equal. Don't allocate update
958 costs if there is nothing to add to them.
959 (update_conflict_hard_regno_costs): Remove ALLOCNO and
960 DIVISOR arguments. Use a queue instead of recursive calls;
961 process all the allocnos in the initial queue, rather than
963 (assign_hard_reg): Use queue_update_cost instead of
964 conflict_allocno_vec. Queue coalesced allocnos instead
965 of calling update_conflict_hard_regno_costs for each one.
966 Just call update_conflict_hard_regno_costs once for the
968 (ira_color): Remove conflict_allocno_vec handling.
970 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
972 PR tree-optimization/37484
973 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
974 (save_var_name): Same.
975 (initialize_cloog_names): Same.
976 (initialize_cloog_names): Same.
978 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
980 * tree-scalar-evolution.c (set_instantiated_value): Set
983 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
987 * ira-build.c (common_loop_tree_node_dominator): Remove.
988 (copy_live_ranges_to_removed_store_destinations): New function.
989 (regno_top_level_allocno_map): Move to top level from ...
990 (ira_flattening): ... here. Use
991 copy_live_ranges_to_removed_store_destinations.
993 * ira-emit.c (generate_edge_moves): Fix a comment.
995 2008-09-12 Anatoly Sokolov <aesok@post.ru>
998 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
999 scratch register after 'set' pattern.
1001 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1003 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1004 information passed to mark_reg_pointer.
1005 * explow.c (force_reg): Likewise.
1007 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1009 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1010 when building for the celledp architecture.
1012 2008-09-12 Richard Guenther <rguenther@suse.de>
1014 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1016 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1018 PR rtl-optimization/37424
1019 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1020 the regnos instead of the addresses.
1022 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1024 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1026 2008-09-11 Richard Guenther <rguenther@suse.de>
1028 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1029 entering the weaker equivalence recording.
1031 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1033 2008-09-11 Jeff Law <law@redhat.com>
1035 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1036 by assign_stack_local on the IRA path for stack slot sharing
1037 as well as the non-IRA path.
1039 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.h: Fix whitespace issues.
1043 2008-09-11 Martin Jambor <mjambor@suse.cz>
1045 * ipa-prop.h (struct ipa_param_flags): Removed.
1046 (struct ipa_param_descriptor): New structure.
1047 (struct ipa_node_params): ipcp_lattices, param_decls and
1048 param_flags moved to ipa_param_description.
1049 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1050 descriptors. Renamed all users.
1051 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1052 changed to access descriptors. Renamed all users.
1053 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1054 to access descriptors. Renamed all users.
1055 * ipa-cp.c (ipcp_init_cloned_node): Call
1056 ipa_initialize_node_params instead of ipa_count_formal_params and
1057 ipa_create_param_decls_array.
1058 (ipcp_analyze_node): Likewise.
1059 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1060 descriptors. Renamed all users.
1061 (ipcp_initialize_node_lattices): Remove allocation.
1062 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1063 ipa_initialize_node_params instead of ipa_count_formal_params and
1064 ipa_create_param_decls_array.
1065 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1066 ipa_populate_param_decls, made static, added parameter info,
1067 renamed mt to node, removed allocation, changed to use
1069 (ipa_count_formal_params): Made static, added parameter info,
1071 (ipa_initialize_node_params): New function.
1072 (ipa_check_stmt_modifications): Changed to use descriptors.
1073 (ipa_detect_param_modifications): Removed allocation, changed to
1075 (ipa_note_param_call): Changed to use descriptors.
1076 (ipa_analyze_params_uses): Removed allocation.
1077 (ipa_free_node_params_substructures): Changed to use descriptors.
1078 (ipa_edge_duplication_hook): Use the unused attribute.
1079 (ipa_node_duplication_hook): Use the unused attribute, changed to
1080 use descriptors, changed to duplicate descriptors.
1082 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1083 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1084 indirect inlining. Made static.
1085 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1086 functions called only once.
1087 (cgraph_decide_recursive_inlining): Don't call
1088 ipa_propagate_indirect_call_infos, pass new_edges to
1089 cgraph_mark_inline_edge instead.
1090 (cgraph_decide_inlining_of_small_functions): Don't call
1091 ipa_propagate_indirect_call_infos, pass new_edges to
1092 cgraph_mark_inline_edge instead.
1093 (cgraph_decide_inlining): Don't call
1094 ipa_propagate_indirect_call_infos.
1095 * ipa-prop.c: Check that vectors are allocated.
1097 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1098 iff a new cgraph edges have been created.
1099 (cgraph_decide_inlining): New variable redo_always_inline.
1100 Flattening and always_inlining loop until callgraph stabilizes.
1101 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1102 true iff new cgraph edges have been created.
1103 (propagate_info_to_inlined_callees): Likewise.
1104 (ipa_propagate_indirect_call_infos): Likewise.
1106 2008-09-11 Richard Guenther <rguenther@suse.de>
1108 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1109 (set_prologue_iterations): Likewise.
1110 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1112 (vect_update_init_of_dr): Likewise.
1113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1115 * fold-const.c (fold_unary): Do not generate calculations
1118 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1120 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1121 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1122 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1124 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1126 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1127 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1128 before finalizing the changes.
1129 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1131 (simplify_truth_ops_using_ranges): New.
1132 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1133 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1134 whether a simplification was made.
1135 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1136 use a switch statement and also call simplify_truth_ops_using_ranges.
1138 2008-09-11 Jan Hubicka <jh@suse.cz>
1140 * ggc-common.c (loc_array): Make static.
1141 * dce.c (rest_of_handle_ud_dce): Free worklist.
1143 2008-09-11 Jan Hubicka <jh@suse.cz>
1145 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1146 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1147 function so we are sure we do not dangle it forever.
1148 * function.c (outer_function_chain, find_function_data): Remove.
1149 (function_context_stack): New.
1150 (push_function_context, pop_function_context): Update.
1151 * function.h (struct function): Remove pointer outer.
1152 (outer_function_chain, find_function_data): Remove.
1153 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1155 2008-09-11 Jan Hubicka <jh@suse.cz>
1158 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1160 2008-09-11 Jan Hubicka <jh@suse.cz>
1162 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1164 2008-09-11 Jan Hubicka <jh@suse.cz>
1166 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1167 (free_var_map_entry): New function.
1168 (redirect_edge_var_map_destroy): Use it.
1170 2008-09-11 Jan Hubicka <jh@suse.cz>
1173 * tree-inline.c (add_lexical_block): Replace with ...
1174 (prepend_lexical_block): ... prepend at begginig.
1175 (remap_blocks): Use it and reverse later.
1176 (expand_call_inline): Use prepend_lexical_block.
1178 2008-09-11 Jan Hubicka <jh@suse.cz>
1180 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1182 2008-09-11 Jan Hubicka <jh@suse.cz>
1184 * function.c (free_after_compilation): Call insn_locators_free.
1185 * cfglayout.c (insn_locators_free): New function.
1186 * rtl.h (insn_locators_free): Declare.
1188 2008-09-11 Jan Hubicka <jh@suse.cz>
1190 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1192 (cond_move_process_if_block): Update call.
1194 2008-09-11 Jan Hubicka <jh@suse.cz>
1196 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1197 * vec.c: Include hashtab.h
1198 (vec_descriptor, ptr_hash_entry): New structures.
1199 (vec_desc_hash, vec_ptr_map): New static variables.
1200 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1201 register_overhead, free_overhead, vec_heap_free): New functions.
1202 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1203 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1204 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1207 2008-09-11 Ira Rosen <irar@il.ibm.com>
1209 PR tree-optimization/37474
1210 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1211 length of load permutation.
1213 2008-09-11 Andreas Schwab <schwab@suse.de>
1215 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1217 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1220 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1221 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1222 simplify_gen_subreg.
1224 2008-09-11 Ira Rosen <irar@il.ibm.com>
1226 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1229 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1232 * gimplify.c (gimplify_body): Call default_rtl_profile.
1235 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1236 instead of tok->val.node if not expanding to something else. Handle
1237 intervening CPP_PADDING tokens.
1238 (altivec_categorize_keyword): Remove unneeded comparisons.
1240 2008-09-10 Richard Guenther <rguenther@suse.de>
1242 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1244 2008-09-10 Richard Guenther <rguenther@suse.de>
1247 * tree-inline.c (insert_init_stmt): Make sure to not
1248 insert invalid gimple stores.
1250 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1252 PR tree-optimization/37388
1253 * toplev.c (process_options): Fail and warn when graphite
1254 flags are used, but the compiler has not been configured
1255 with graphite libraries.
1256 * graphite.c (graphite_transform_loops): Remove printfs
1257 to dump_file for the case when graphite is not available.
1259 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1262 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1263 the even element into register.
1264 (ix86_expand_vector_init_general): Don't use
1265 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1266 if we can't move from GPR to SSE register directly.
1268 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1270 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1271 not lose track of the number of NOPs needed. Number of NOPs needed
1272 for sync vs. loads workaround was switched; corrected. Run second
1273 pass for all workarounds. No NOPs needed after call insns. Change
1274 second pass to use find_next_insn_start and find_load helpers in order
1275 to properly detect parallel insns.
1276 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1278 2008-09-10 Jan Hubicka <jh@suse.cz>
1280 * value-prof.c (gimple_ic): Fix tuplification bug.
1281 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1284 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1286 PR tree-optimization/37353
1287 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1288 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1289 calls instead of cond_dead_built_in_calls.
1290 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1291 initalize the vector only before adding first entry. Use VEC_safe_push
1292 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1293 shrink_wrap_conditional_dead_built_in_calls call.
1295 2008-09-10 Ira Rosen <irar@il.ibm.com>
1297 PR tree-optimization/37385
1298 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
1299 and use it as a vector type if not NULL.
1300 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1302 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
1304 (vectorizable_load): Likewise.
1306 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1308 * config/i386/i386.md (SWI32): New mode iterator.
1309 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1312 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1314 PR rtl-optimization/37435
1315 * caller-save.c (insert_restore, insert_save): Check the mode by
1318 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1323 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1326 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1328 * doc/invoke.texi (ARM Options): Correct errors in discussion
1329 of -mfloat-abi, -mhard-float, and -msoft-float.
1331 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1332 Jan Hubicka <jh@suse.cz>
1335 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1336 calling gimple_regimplify_operands on it. Iterate over all newly
1337 added statements, not just the last one.
1338 (insert_init_stmt): Insert stmt into seq first, then call
1339 gimple_regimplify_operands on it. Don't create new gimplification
1340 context, nor find referenced vars.
1342 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1345 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1346 to pointer to vector pointer.
1347 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1348 propagate_info_to_inlined_callees): Likewise.
1349 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1350 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1351 ipa_check_create_edge_args.
1352 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
1353 to pointer to vector pointer.
1354 (cgraph_decide_inlining_of_small_function): Adjust
1355 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1359 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1360 optimizing for size, not speed.
1362 PR rtl-optimization/37408
1363 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1364 if parm is promoted.
1366 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1368 PR tree-optimization/37375
1369 * tree-scalar-evolution.c (scev_info_str): Add field
1371 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1372 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1373 set_instantiated_value): Pass instantiated_below.
1374 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1376 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1377 the definitions are not instantiated.
1379 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1380 (block_before_loop): New.
1381 * tree-data-ref.c (dr_analyze_indices): Update uses of
1383 * graphite.c (block_before_scop): New.
1384 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1385 basic block, not a loop for determining the parameters.
1386 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1388 (idx_record_params, find_params_in_bb, find_scop_parameters,
1389 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1390 to instantiate_scev.
1392 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1394 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1398 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1400 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1401 Check zero freq and increase if necessary.
1403 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1405 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1406 regno is in the right range. Add comments.
1408 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1410 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1412 * mips-tfile.c (copy_object): Cast alloca result to int *.
1413 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1415 Rename class to sclass.
1416 (read_tfile): Cast read_seek return values to proper types.
1417 Cast xcalloc return value to proper type.
1419 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1421 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1422 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1423 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1425 2008-09-09 Jan Hubicka <jh@suse.cz>
1427 * profile.c (is_edge_inconsistent): Add debug output; ignore
1428 negative count on fake edges.
1429 (is_inconsistent): Add debug output.
1431 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1433 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1435 (choose_ready): When first insn is chosen from the ready list, also
1438 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1440 PR rtl-optimization/37360
1441 * haifa-sched.c (max_issue): Do not assert that we never issue more
1442 insns than issue_rate. Add comment.
1444 2008-09-09 Richard Guenther <rguenther@suse.de>
1446 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1447 (verify_types_in_gimple_call): Rename to ...
1448 (verify_gimple_call): ... this. Enhance.
1449 (verify_types_in_gimple_cond): Remove.
1450 (verify_gimple_comparison): New function ...
1451 (verify_types_in_gimple_assign): ... split out from here.
1452 (verify_types_in_gimple_return): Rename to ...
1453 (verify_gimple_return): ... this. Enhance.
1454 (verify_types_in_gimple_switch): Rename to ...
1455 (verify_gimple_switch): ... this. Enhance.
1456 (verify_gimple_goto): New function.
1457 (verify_types_in_gimple_phi): Rename to ...
1458 (verify_gimple_phi): ... this. Enhance.
1459 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1460 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1461 (verify_types_in_gimple_seq_2): Remove cases handled in
1462 verify_types_in_gimple_stmt.
1464 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1466 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1467 (push_multiple_operation, pop_multiple_operation): Set it.
1468 (workaround_rts_anomaly): New function.
1469 (workaround_speculation): New function, broken out of bfin_reorg.
1470 (bfin_reorg): Call the new functions.
1472 2008-09-09 Richard Guenther <rguenther@suse.de>
1476 * gimplify.c (gimplify_conversion): Change conversions of
1477 non-register type to VIEW_CONVERT_EXPRs.
1478 (gimplify_addr_expr): If we need to make the operand
1479 addressable make sure to use a properly initialized
1480 temporary for that so it gets a valid gimple store.
1482 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1484 * function.h (struct function): Add function_start_locus.
1485 * cfgexpand.c (gimple_expand_cfg): Use it.
1486 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1488 2008-09-09 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/37433
1491 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1494 2008-09-09 Richard Guenther <rguenther@suse.de>
1496 PR tree-optimization/37387
1497 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1498 and bits to a common type.
1500 2008-09-09 Nick Clifton <nickc@redhat.com>
1502 * config/v850/v850.md (return): Restore frame size restriction.
1504 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1506 * c-common.c (c_expand_decl): Remove.
1507 * c-common.h (anon_aggr_type_p): Remove prototype.
1508 (DECL_ANON_UNION_ELEMS): Remove.
1509 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1510 * c-decl.c (anon_aggr_type_p): Remove.
1511 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1512 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1513 * langhooks.h (struct lang_hooks): Remove expand_decl.
1514 * langhooks.c (lhd_expand_decl): Remove.
1515 * stmt.c (expand_anon_union_decl): Remove.
1516 * tree.h (expand_anon_union_decl): Remove prototype.
1518 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1521 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1523 * config/avr/avr.md (QISI) : Define mode iterator.
1524 (negated_tst<mode>) : Redefine as split using mode macro.
1525 (reversed_tstqi): Define insn as reversed compare with zero.
1526 (reversed_tsthi): Ditto.
1527 (reversed_tstsi): Ditto.
1529 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1532 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1533 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1536 * predict.c (optimize_function_for_size_p): Don't segfault if
1538 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1539 tree_swap_operands_p): Don't test cfun != NULL before calling
1540 optimize_function_for_s*_p.
1542 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1544 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1547 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1549 * crx/crx.h (IRA_COVER_CLASSES): Define.
1551 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1554 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1555 even when a stmt has been gimple_modified_p, but after fold_stmt is
1556 not any longer. Remove unneeded may_have_exposed_new_symbols
1559 2008-09-08 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/37421
1562 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1565 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1568 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1570 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1573 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1574 * pa-hpux10.h (LINK_SPEC): Likewise.
1575 * pa-hpux11.h (LINK_SPEC): Likewise.
1577 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1579 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1580 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1582 2008-09-07 Helge Deller <deller@gmx.de>
1584 * pa/linux-atomic.c: New file.
1585 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1586 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1588 2008-09-07 Richard Guenther <rguenther@suse.de>
1589 Ira Rosen <irar@il.ibm.com>
1591 PR tree-optimization/36630
1592 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1593 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1595 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1596 Ira Rosen <irar@il.ibm.com>
1598 PR tree-optimization/35642
1599 * config/rs6000/altivec.md (mulv8hi3): Implement.
1601 2008-09-06 Jeff Law <law@redhat.com>
1603 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1605 2008-09-06 Jan Hubicka <jh@suse.cz>
1607 PR tree-optimization/14703
1608 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1610 * passes.c (init_optimization_passes): Recompute inline parameters.
1612 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1614 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1617 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1618 Peter Fuerst <post@pfrst.de>
1620 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1621 * doc/extend.texi: Document __builtin_mips_cache.
1622 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1623 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1624 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1625 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1626 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1627 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1628 (set_push_mips_isas): New variable.
1629 (mips_r10k_cache_barrier): New variable.
1630 (cache): New availability predicate.
1631 (mips_builtins): Add an entry for __builtin_mips_cache.
1632 (mips_build_cvpointer_type): New function.
1633 (MIPS_ATYPE_CVPOINTER): New macro.
1634 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1636 (r10k_simplified_address_p, r10k_simplify_address)
1637 (r10k_uncached_address_p, r10k_safe_address_p)
1638 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1639 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1640 (r10k_insert_cache_barriers): New functions.
1641 (mips_reorg_process_insns): Delete cache barriers after a
1642 branch-likely instruction.
1643 (mips_reorg): Call r10k_insert_cache_barriers.
1644 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1645 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1646 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
1647 (mips_cache, r10k_cache_barrier): New define_insns.
1649 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1651 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1652 * ira-color.c (setup_allocno_left_conflicts_num): Use
1653 hard_reg_set_equal_p instead of a comparison with
1654 ira_zero_hard_reg_set.
1655 * ira.c (setup_reg_subclasses): Likewise.
1656 (setup_cover_and_important_classes): Likewise.
1657 (setup_class_translate): Likewise.
1658 (setup_reg_class_intersect_union): Likewise.
1659 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
1660 (ira_init_once): Don't initialize them.
1662 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1664 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
1666 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
1668 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
1670 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1672 Improved branch hints, safe hints, and scheduling.
1674 * haifa-sched.c (sched_emit_insn) : Define.
1675 * sched-int.h (sched_emit_insn) : Add prototype.
1676 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
1677 -mhint-max-distance -msafe-hints) : Document.
1678 * config/spu/spu.c (spu_flag_var_tracking): New.
1679 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
1680 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
1681 TARGET_ASM_FILE_START): Define.
1682 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
1683 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
1684 (spu_emit_branch_hint): Add blocks argument.
1685 (insert_branch_hints, insert_nops): Remove.
1686 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
1687 uses_ls_unit, spu_sched_init_global, spu_sched_init,
1688 spu_sched_reorder, asm_file_start): New functions.
1689 (clock_var, spu_sched_length, pipe0_clock,
1690 pipe1_clock, prev_clock_var, prev_priority,
1691 spu_ls_first, prev_ls_clock): New static variables.
1692 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
1693 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
1694 (nopn_nv): Add a non-volatile version of nop.
1695 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
1696 -mhint-max-distance, -msafe-hints): New options.
1698 2008-09-05 Janis Johnson <janis187@us.ibm.com>
1699 Samuel Tardieu <sam@rfc1149.net>
1701 * opts.c (decode_options): Combine nested if statements.
1704 * opts.c (decode_options): Handle more relationships among
1705 unit-at-a-time, toplevel-reorder, and section-anchors.
1707 2008-09-05 David Daney <ddaney@avtrex.com>
1709 * doc/install.texi (--enable-reduced-reflection): Document new option.
1711 2008-09-05 Bob Wilson <bob.wilson@acm.org>
1713 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
1715 (constantpool_operand): New.
1716 (move_operand): Disallow sub-word modes for the constant pool.
1717 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
1718 (xtensa_secondary_reload_class): Replace with....
1719 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
1720 Set icode for sub-word reloads from the constant pool.
1721 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
1722 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1723 * config/xtensa/xtensa.md (reload<mode>_literal): New.
1724 * config/xtensa/xtensa-protos.h: Update prototypes.
1726 2008-09-05 Joseph Myers <joseph@codesourcery.com>
1728 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
1729 (REG_CLASS_NAMES): Update.
1730 (REG_CLASS_CONTENTS): Update.
1731 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
1732 of ALL_REGS for regs 77 and 78.
1733 * function.c (instantiate_virtual_regs_in_insn): Assert that
1734 return value of simplify_gen_subreg is not NULL.
1736 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
1738 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
1739 (gen_rtvec_v): Fix coding standards.
1741 2008-09-04 Jan Hubicka <jh@suse.cz>
1743 * i386.c (decide_alg): Be more conservative about optimizing for size.
1745 2008-09-04 Ian Lance Taylor <iant@google.com>
1747 * varasm.c (narrowing_initializer_constant_valid_p): New
1749 (initializer_constant_valid_p): Call it.
1751 2008-09-04 Jeff Law <law@redhat.com>
1753 * fold-const.c (native_encode_real): Fix computation of WORDS.
1754 (native_interpret_real): Likewise.
1756 2008-09-04 Janis Johnson <janis187@us.ibm.com>
1758 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
1760 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1762 * ira-conflicts.c (process_regs_for_copy): Check insn to check
1763 that the cost is already taken into account in ira-costs.c
1765 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
1767 * ira-build.c (print_copy, print_copies, ira_debug_copy,
1768 ira_debug_copies): New.
1769 (ira_bulid): Call print_copies.
1771 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
1773 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
1776 * config/rs6000/rs6000.c (optimization_options): Remove check of
1777 flag_toplevel_order.
1779 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1781 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
1782 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
1783 second operand is a reg_imm10_operand.
1784 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
1785 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
1786 (*seq_<GPR:mode><GPR2:mode>): Rename to
1787 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
1789 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
1790 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
1792 (*sne_<GPR:mode><GPR2:mode>): Rename to
1793 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
1796 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1798 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
1799 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
1800 combining an arithmetic right shift by more than 31 and a
1801 trunction. Don't match for out-of-range shift amounts. Set
1802 attribute mode to <MODE>.
1803 (*lshr32_trunc<mode>): Name the pattern combining a logical right
1804 shift by 32 and and a truncation. Set attribute mode to <MODE>.
1805 (*<optab>_trunc<mode>_exts): New pattern for truncated right
1806 shifts by less than 32.
1807 (extv): Change predicate on first operand to accept registers.
1808 Change predicate of the other operands from immediate_operand to
1809 const_int_operand. Expand exts when source is a register.
1810 (extzv): Change predicate of the constant operands from
1811 immediate_operand to const_int_operand.
1812 (extzv<mode>): Change predicate of the constant operands from
1813 immediate_operand to const_int_operand and no constraint. Also
1815 (*extzv_trunc<mode>_exts): New pattern.
1817 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
1819 * config/mips/mips.h (ISA_HAS_CINS): New macro.
1820 * config/mips/mips-protos.h (mask_low_and_shift_p,
1821 mask_low_and_shift_len): Declare.
1822 * config/mips/mips.c (mask_low_and_shift_p,
1823 mask_low_and_shift_len): New functions.
1824 (mips_print_operand): Handle new operand prefix "m".
1825 * config/mips/mips.md (*cins<mode>): New pattern.
1827 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1829 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
1830 optimizing for size.
1832 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1834 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
1835 regardless of epilogue_completed.
1837 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
1840 * ira-lives.c (process_bb_node_lives): Check setjmp.
1842 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
1845 * ira-build.c (form_loop_tree): Reverse BB walk.
1846 (create_bb_allocnos): Likewise.
1847 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
1848 (mark_reg_store): Rename to...
1849 (mark_ref_live): ...this and take a df_ref argument instead of
1850 note_stores arguments. Assert that we have a register.
1851 (mark_reg_clobber): Delete.
1852 (def_conflicts_with_inputs_p): New function.
1853 (mark_reg_conflicts): Delete.
1854 (mark_reg_death): Rename to...
1855 (mark_ref_dead): ...this and take a df_ref argument instead of
1856 a register. Assert that we have a register.
1857 (process_bb_node_lives): Hoist frequency calculation out of
1858 instruction walk. Convert from a forwards scan to a backwards scan.
1859 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
1860 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
1861 (create_allocno_live_ranges): Don't create regs_set.
1863 2008-09-04 Ian Lance Taylor <iant@google.com>
1865 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
1866 or REG_LABEL_TARGET.
1867 * calls.c (emit_library_call_value_1): Use MEM_P rather than
1868 comparing MODE with MEM.
1869 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
1870 comparing with GF_PREDICT_TAKEN.
1871 (gimple_get_lhs): Change code to enum gimple_code.
1872 (gimple_set_lhs): Likewise.
1873 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
1874 * omp-low.c (find_omp_clause): Change kind parameter to enum
1876 * tree-flow.h (find_omp_clause): Update declaration.
1877 * regrename.c (clear_dead_regs): Change kind parameter to enum
1879 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
1881 * see.c (see_get_extension_data): Change return type to enum
1882 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
1883 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
1884 (see_gen_normalized_extension): Change extension_code parameter to
1886 (see_seek_pre_extension_expr): Change extension_code to enum
1888 (see_merge_one_def_extension): Likewise.
1889 (see_handle_relevant_defs): Likewise.
1890 (see_handle_relevant_uses): Likewise.
1891 (see_analyze_one_def): Likewise.
1892 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
1893 GIMPLE_ASM rather than ASM_EXPR.
1894 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
1895 GIMPLE_RETURN rather than RETURN_EXPR.
1896 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
1897 (evaluate_stmt): Likewise.
1898 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
1899 to enum vect_relevant.
1900 (vect_mark_stmts_to_be_vectorized): Change assertion to not
1901 compare gimple codes with tree codes.
1903 2008-09-04 Paul Brook <paul@codesourcery.com>
1905 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
1907 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
1909 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
1910 pointer check lost in the recent no-unit-at-a-time patch.
1912 2008-09-04 Jan Hubicka <jh@suse.cz>
1915 * tree-switch-conversion.c (check_final_bb): Accept only IP
1918 2008-09-04 Jan Hubicka <jh@suse.cz>
1920 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
1922 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
1923 using_ranges argument.
1924 (vrp_evaluate_conditional): Avoid bogus warning for type range.
1925 (vrp_visit_cond_stmt): Update call of
1926 vrp_evaluate_conditional_warnv_with_ops
1928 2008-09-04 Jan Hubicka <jh@suse.cz>
1930 PR tree-optimization/37345
1931 PR tree-optimization/37358
1932 PR tree-optimization/37357
1933 * tree.c (build_function_type_skip_args): Build distinct type copy;
1935 (build_function_decl_skip_args): Set type of new decl not orig decl;
1936 clear DECL_VINDEX for methods turned into functions.
1938 2008-09-04 Nick Clifton <nickc@redhat.com>
1940 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
1941 * configure: Regenerate.
1942 * config.in: Regenerate.
1943 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
1944 alignment field, if it is supported.
1946 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
1948 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
1951 2008-09-03 David Edelsohn <edelsohn@gnu.org>
1953 * config/rs6000/rs6000.c (processor_target_table): Do not
1954 enable VMX for POWER6.
1956 2008-09-03 Anton Blanchard <anton@samba.org>
1958 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
1959 emit memory barrier before operation.
1961 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
1964 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
1965 default_elf_asm_output_external.
1967 2008-09-03 Jeff Law <law@redhat.com>
1969 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
1971 2008-09-03 Richard Henderson <rth@redhat.com>
1973 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
1974 memory barrier to below the test-and-set.
1975 (alpha_split_lock_test_and_set_12): Likewise.
1977 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
1981 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
1984 * ira-color.c (print_loop_title): Use all_allocnos.
1985 (color_pass): Ditto. Don't add border_allocnos. Check that
1986 subloop allocno in the correspdoning bitmap all_allocnos.
1988 * ira-emit.c (change_loop): Use all_allocnos.
1990 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
1992 (ira_create_allocno): Set up all_allocnos bit for the created
1994 (create_cap_allocno): Remove setting mentioned_allocnos.
1995 (create_insn_allocnos): Ditto.
1996 (remove_unnecessary_allocnos): Use all_allocnos.
1997 (check_allocno_creation): Check that allocnos are in the
1998 corresponding bitmap all_allocnos.
2000 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2004 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2005 (process_regs_for_copy): Process subregs. Refine check when cost
2006 is taken into account in ira-costs.c.
2007 (process_reg_shuffles): Use REG_SUBREG_P.
2008 (add_insn_allocno_copies): Ditto. Ignore modes.
2010 * ira-color.c (conflict_allocno_vec): New.
2011 (COST_HOP_DIVISOR): New macro.
2012 (update_copy_costs_1): Use it.
2013 (update_conflict_hard_regno_costs): New function.
2014 (assign_hard_reg): Use it.
2015 (ira_color): Allocate and free conflict_allocno_vec.
2017 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2021 * ira-int.h (ira_sort_insn_chain): Remove.
2023 * ira.c (basic_block_order_nums, chain_insn_order,
2024 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2025 (ira): Don't call ira_sort_insn_chain.
2027 * reload1.c (reload): Don't call ira_sort_insn_chain.
2029 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2032 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2033 which become non throw.
2034 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2035 update_call_expr after updating the flags on the decl.
2037 2008-09-03 Jan Hubicka <jh@suse.cz>
2039 PR tree-optimization/37315
2040 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2041 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2042 (cgraph_analyze_functions): Use node->analyzed
2043 (cgraph_mark_functions_to_output): Likewise.
2044 (cgraph_expand_function): All functions can be released after
2046 (cgraph_optimize): Use gimple_has_body_p.
2047 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2048 (cgraph_decide_inlining_incrementally): Likewise.
2049 (inline_transform): Inline transform.
2050 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2052 (inlinable_function_p): Drop gimple_body check.
2053 (expand_call_inline): Use gimple_has_body_p.
2054 * gimple.c (gimple_has_body_p): New.
2055 * gimple.h (gimple_has_body_p): Add prototype.
2056 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2057 (dump_function_to_file): Use gimple_has_body_p check.
2059 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2062 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2064 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2066 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2068 From Michael Frysinger <michael.frysinger@analog.com>
2069 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2070 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2073 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2076 * doc/extend.texi: Document picoChip builtin functions.
2077 * doc/invoke.texi: Document picoChip options.
2078 * doc/contrib.texi: Add picoChip contribution.
2079 * doc/md.texi: Document picoChip constraints.
2080 * config.gcc: Add picochip-*-*.
2081 * config/picochip/: Add new port.
2083 2008-09-03 Richard Guenther <rguenther@suse.de>
2085 PR tree-optimization/37328
2086 * tree-sra.c (sra_build_assignment): Gimplify properly.
2087 (generate_copy_inout): Take the correct stmt as definition,
2088 remove bogus assert.
2090 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2092 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2095 From Michael Frysinger <michael.frysinger@analog.com>
2096 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2098 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2100 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2101 (__gthread_setspecific): Revert 2008-08-31 change to
2102 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2104 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2106 * diagnostic.c (error_at): New.
2107 * toplev.h (error_at): New prototype.
2108 * c-typeck.c (build_array_ref): Call error_at instead of error.
2109 Pass location to pedwarn.
2111 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2113 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2115 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2117 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2118 VAR_DECL and CONST_DECL.
2120 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2121 Jakub Jelinek <jakub@redhat.com>
2123 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2124 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2125 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2126 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2127 Don't set ix86_save_varrargs_registers.
2128 (ix86_setup_incoming_varargs): Assume cum != NULL.
2129 (ix86_va_start): Check ix86_varargs_gpr_size and
2130 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2131 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2132 from frame pointer if ix86_varargs_gpr_size == 0.
2133 (ix86_compute_frame_layout): Updated.
2134 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2135 (ix86_varargs_gpr_size): Define.
2136 (ix86_varargs_fpr_size): Likewise.
2137 (machine_function): Remove save_varrargs_registers.
2138 Add varargs_gpr_size and varargs_fpr_size.
2140 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2142 * config/alpha/alpha.c (va_list_skip_additions,
2143 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2144 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2147 PR tree-optimization/36766
2148 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2149 for already removed basic blocks.
2152 * real.c (real_maxval): Clear a lower bit to make real_maxval
2153 match get_max_float for IBM long double format.
2155 2008-09-02 Andreas Schwab <schwab@suse.de>
2157 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2158 * configure: Regenerate.
2160 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2162 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2163 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2164 checking for a non-VOID CONSTANT_P.
2166 2008-09-02 Jan Hubicka <jh@suse.cz>
2168 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2169 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2172 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2174 * expr.c (emit_group_store): Don't assert stack temp mode size.
2176 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2177 Tobias Grosser <grosser@fim.uni-passau.de>
2178 Jan Sjodin <jan.sjodin@amd.com>
2179 Harsha Jagasia <harsha.jagasia@amd.com>
2180 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2181 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2182 Adrien Eliche <aeliche@isty.uvsq.fr>
2184 Merge from graphite branch.
2187 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2188 * doc/invoke.texi (-floop-block, -floop-interchange,
2189 -floop-strip-mine): Document new flags.
2190 * tree-into-ssa.c (gimple_vec): Moved...
2191 * tree-loop-distribution.c (rdg_component): Moved...
2192 * cfgloopmanip.c: Include tree-flow.h.
2193 (update_dominators_in_loop): New.
2194 (create_empty_if_region_on_edge): New.
2195 (create_empty_loop_on_edge): New.
2196 (loopify): Use update_dominators_in_loop.
2197 * tree-pass.h (pass_graphite_transforms): Declared.
2198 * configure: Regenerate.
2199 * tree-phinodes.c (make_phi_node): Export.
2200 (add_phi_node_to_bb): New, split from create_phi_node.
2201 * tree-chrec.c (for_each_scev_op): New.
2202 * tree-chrec.h (for_each_scev_op): Declared.
2203 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2204 (remove_statement): Call get_phi_with_result.
2205 * config.in (HAVE_cloog): Undef.
2206 * gdbinit.in (pgg): New.
2207 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2208 * tree-ssa-loop.c (graphite_transforms): New.
2209 (gate_graphite_transforms): New.
2210 (pass_graphite_transforms): New.
2211 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2212 HAVE_cloog): Defined.
2213 * tree-vectorizer.c (rename_variables_in_bb): Export.
2214 * tree-data-ref.c (dr_may_alias_p): Export.
2215 (stmt_simple_memref_p): New.
2216 (find_data_references_in_stmt): Export.
2217 (find_data_references_in_loop): Export.
2218 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2219 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2220 (create_rdg_vertices): Export.
2221 (build_empty_rdg): New.
2222 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2223 * tree-data-ref.h (rdg_component): ... here.
2225 (struct data_reference): Add a field scop.
2227 (find_data_references_in_loop): Declared.
2228 (find_data_references_in_stmt): Declared.
2229 (create_rdg_vertices): Declared.
2230 (dr_may_alias_p): Declared.
2231 (stmt_simple_memref_p): Declared.
2232 (struct rdg_edge): Add a field ddr_p relation.
2233 (build_empty_rdg): Declared.
2234 * lambda.h (lambda_matrix): Declare a VEC of.
2235 (find_induction_var_from_exit_cond): Declared.
2236 (lambda_vector_compare): New.
2237 * common.opt (fgraphite, floop-strip-mine,
2238 floop-interchange, floop-block): New flags.
2239 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2240 * cfgloop.c (is_loop_exit): New.
2241 * cfgloop.h (is_loop_exit): Declared.
2242 (create_empty_if_region_on_edge): Declared.
2243 (create_empty_loop_on_edge): Declared.
2244 * tree-flow.h (add_phi_node_to_bb): Declared.
2245 (make_phi_node): Declared.
2246 (rename_variables_in_bb): Declared.
2247 (perfect_loop_nest_depth): Declared.
2248 (graphite_transform_loops): Declared.
2249 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2250 (graphite.o-warn): Add -Wno-error.
2251 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2252 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2253 (INCLUDES): Add PPLINC, CLOOGINC.
2254 (OBJS-common): Add graphite.o.
2255 (graphite.o): Add rule.
2256 * gimple.h (gimple_vec): ... here.
2257 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2258 * passes.c (init_optimization_passes): Schedule
2259 pass_graphite_transforms.
2261 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2264 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2265 and -fno-toplevel-reorder after handle_options.
2267 2008-09-02 Paul Brook <paul@codesourcery.com>
2269 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2270 (arm_override_options): Set arm_tune_cortex_a9.
2271 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2272 (arm_issue_rate): Handle cortexa9.
2273 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2274 * config/arm/arm-cores.def: Add cortex-a9.
2275 * config/arm/arm-tune.md: Regenerate.
2276 * config/arm/arm.md: Include cortex-a9.md.
2277 (generic_sched, generic_vfp): Add cortexa9.
2278 * config/arm/cortex-a9.md: New file.
2280 2008-09-02 Richard Guenther <rguenther@suse.de>
2282 PR tree-optimization/37327
2283 * tree-vrp.c (register_new_assert_for): Make sure to not have
2284 TREE_OVERFLOW set on the bound.
2286 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2288 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2290 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2291 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2294 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2296 * gcc/config/spu/spu.md (divdf3): Removed.
2298 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2300 PR tree-optimization/37095
2301 * cgraph.c (cgraph_node): When creating new cgraph node after
2302 assembler_name_hash has been populated, record it in the hash
2305 2008-09-01 Paul Brook <paul@codesourcery.com>
2307 * doc/invoke.texi: Document -mword-relocations.
2308 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2309 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2310 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2311 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2312 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2313 (arm_emit_movpair): New function.
2314 (arm_print_operand <c>): Handle sybolic addresses.
2315 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2316 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2317 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2318 * config/arm/arm.opt: Add -mword-relocations.
2319 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2320 (arm_movt, arm_movw): New.
2322 2008-09-01 Paul Brook <paul@codesourcery.com>
2324 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2325 Allow Interworking on ARMv4 EABI based targets.
2326 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2327 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2329 2008-09-01 Paul Brook <paul@codesourcery.com>
2331 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2332 optimized LT0 test. Remove optimization for GT.
2334 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2336 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2337 openmp applications.
2338 * pa-hpux11.h (LIB_SPEC): Likewise.
2340 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2343 2008-09-01 Jan Hubicka <jh@suse.cz>
2345 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2346 present, use only counts; when guessed use only frequencies.
2347 (estimate_bb_frequencies): Use function_frequency.
2348 * profile.c (compute_branch_probabilities): Exit early when
2349 profile reading failed. Set profile_status.
2350 (branch_prob): Do not set profile_status.
2352 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2354 * tree.c (protected_set_expr_location): New.
2355 * tree.h (protected_set_expr_location): New prototype.
2356 * c-tree.h (build_array_ref): Add argument.
2357 (parser_build_unary_op): Same.
2358 * c-typeck.c (build_indirect_ref): Handle new location argument.
2359 (build_array_ref): Same.
2360 (parser_build_unary_op): Same.
2361 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2363 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2365 * c-common.c (finish_label_address_expr): Handle new location argument.
2366 * c-common.h (build_indirect_ref): Add argument.
2367 (finish_label_address_expr): Same.
2368 * c-parser.c (c_parser_unary_expression): Pass location to build
2370 (c_parser_postfix_expression): Same.
2372 2008-09-01 Paul Brook <paul@codesourcery.com>
2374 * config/arm/arm.md: Include cortex-r4f.md.
2375 (attr fpu): Update type list.
2376 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2377 fconstd, fcmps and fcmpd.
2378 (attr tune_cortexr4): Define.
2379 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2380 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2381 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2382 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2383 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2384 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2385 cortex_a8_vfp_farith: Ditto.
2386 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2387 * config/arm/cortex-r4.md: Use tune_cortexr4.
2388 * config/arm/cortex-r4f.md: New file.
2390 2008-09-01 Richard Guenther <rguenther@suse.de>
2392 PR tree-optimization/37305
2393 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2394 the result of constant conversions.
2395 (fold_gimple_assign): Likewise.
2397 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2399 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2400 #ifdef ENABLE_CHECKING.
2402 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2404 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2405 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2406 when !INSN_SCHEDULING.
2408 2008-09-01 Andreas Schwab <schwab@suse.de>
2410 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2412 2008-09-01 Paul Brook <paul@codesourcery.com>
2414 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2416 2008-09-01 Jan Hubicka <jh@suse.cz>
2418 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2420 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2422 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2423 * gimplify.c (gimplify_init_constructor): Add speed operand.
2424 * tree-sra.c (decide_block_copy): Likewise.
2425 * tree-inline.c (estimate_move_cost): Likewise.
2426 * config/alpha/alpha.h (MOVE_RATIO): Update.
2427 * config/frv/frv.c (MOVE_RATIO): Update.
2428 * config/spu/spu.h (MOVE_RATIO): Update.
2429 * config/sparc/sparc.h (MOVE_RATIO): Update.
2430 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2431 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2432 * config/cris/cris.h (MOVE_RATIO): Update.
2433 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2434 * config/arm/arm.h (MOVE_RATIO): Update.
2435 * config/pa/pa.md: Update uses of MOVE_RATIO
2436 * config/pa/pa.h (MOVE_RATIO): Update.
2437 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2438 CLEAR_RATIO, SET_RATIO): Update.
2439 * config/h8300/h8300.h (MOVE_RATIO): Update.
2440 * config/v850/v850.h (MOVE_RATIO): Update.
2441 * config/bfin/bfin.h (MOVE_RATIO): Update.
2443 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2444 Dmitry Melnik <dm@ispras.ru>
2445 Dmitry Zhurikhin <zhur@ispras.ru>
2446 Alexander Monakov <amonakov@ispras.ru>
2447 Maxim Kuvyrkov <maxim@codesourcery.com>
2449 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2450 sel-sched-dump.c, sel-sched-ir.c: New files.
2451 * Makefile.in (OBJS-common): Add selective scheduling object files.
2452 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2453 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2454 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2455 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2456 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2457 (make_forwarder_block): Update loop latch if we have redirected
2458 the loop latch edge.
2459 * cfgloop.c (get_loop_body_in_custom_order): New function.
2460 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2461 (CP_FALLTHRU_PREHEADERS): Likewise.
2462 (get_loop_body_in_custom_order): Declare.
2463 * cfgloopmanip.c (has_preds_from_loop): New.
2464 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2465 Assert that the preheader edge will be fall thru when it is set.
2466 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2467 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2468 fsel-sched-substitution, fselective-scheduling): New flags.
2469 * cse.c (hash_rtx_cb): New.
2471 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2472 sel_sched_insn_cnt): New counters.
2473 * final.c (compute_alignments): Export. Free dominance
2474 info after loop_optimizer_finalize.
2475 * genattr.c (main): Output maximal_insn_latency prototype.
2476 * genautomata.c (output_default_latencies): New.
2477 Factor its code from ...
2478 (output_internal_insn_latency_func): ... here.
2479 (output_internal_maximal_insn_latency_func): New.
2480 (output_maximal_insn_latency_func): New.
2481 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2482 (struct hard_reg_set_iterator): New.
2483 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2484 hard_reg_set_iter_next): New functions.
2485 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2486 * lists.c (remove_free_INSN_LIST_node,
2487 remove_free_EXPR_LIST_node): New functions.
2488 * loop-init.c (loop_optimizer_init): When
2489 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2490 calling create_preheaders.
2491 (loop_optimizer_finalize): Do not verify flow info after reload.
2492 * recog.c (validate_replace_rtx_1): New parameter simplify.
2493 Default it to true. Update all uses. Factor out simplifying
2495 (simplify_while_replacing): ... this new function.
2496 (validate_replace_rtx_part,
2497 validate_replace_rtx_part_nosimplify): New.
2498 * recog.h (validate_replace_rtx_part,
2499 validate_replace_rtx_part_nosimplify): Declare.
2500 * rtl.c (rtx_equal_p_cb): New.
2501 (rtx_equal_p): Use it.
2502 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2503 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2504 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2505 * vecprim.h: Add a vector type for unsigned int.
2506 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2507 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2508 ready_try, cycle_issued_insns, spec_info): Make global.
2509 (readyp): Initialize.
2510 (dfa_lookahead): New global variable.
2511 (old_max_uid, old_last_basic_block): Remove.
2512 (h_i_d): Make it a vector.
2513 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2515 (after_recovery, adding_bb_to_current_region_p):
2516 New variables to handle correct insertion of the recovery code.
2517 (struct ready_list): Move declaration to sched-int.h.
2518 (rgn_n_insns): Removed.
2519 (rtx_vec_t): Move to sched-int.h.
2520 (find_insn_reg_weight): Remove.
2521 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2522 (haifa_init_h_i_d, haifa_finish_h_i_d):
2523 New functions to initialize / finalize haifa instruction data.
2524 (extend_h_i_d, init_h_i_d): Rewrite.
2525 (unlink_other_notes): Move logic to add_to_note_list. Handle
2526 selective scheduler.
2527 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2528 find_fallthru_edge): Make global, remove static prototypes.
2529 (max_issue): Make global. Add privileged_n and state parameters. Use
2531 (extend_global, extend_all): Removed.
2532 (init_before_recovery): Add new param. Fix the handling of the case
2533 when we insert a recovery code before the EXIT which has a predecessor
2534 with a fallthrough edge to it.
2535 (create_recovery_block): Make global. Rename to
2536 sched_create_recovery_block. Update.
2537 (change_pattern): Rename to sched_change_pattern. Make global.
2538 (speculate_insn): Rename to sched_speculate_insn. Make global.
2539 Split haifa-specific functionality into ...
2540 (haifa_change_pattern): New static function.
2541 (sched_extend_bb): New static function.
2542 (sched_init_bbs): New function.
2543 (current_sched_info): Change type to struct haifa_sched_info.
2544 (insn_cost): Adjust for selective scheduling.
2545 (dep_cost_1): New function. Move logic from ...
2546 (dep_cost): ... here.
2547 (dep_cost): Use dep_cost_1.
2548 (contributes_to_priority_p): Use sched_deps_info instead of
2550 (priority): Adjust to work with selective scheduling. Process the
2551 corner case when all dependencies don't contribute to priority.
2552 (rank_for_schedule): Use ds_weak instead of dep_weak.
2553 (advance_state): New function. Move logic from ...
2554 (advance_one_cycle): ... here.
2555 (add_to_note_list, concat_note_lists): New functions.
2556 (rm_other_notes): Make static. Adjust for selective scheduling.
2557 (remove_notes, restore_other_notes): New functions.
2558 (move_insn): Add two arguments. Update assert. Don't call
2560 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2561 Remove more_issue, max_points. Move the code to initialize
2562 max_lookahead_tries to max_issue.
2563 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2564 ready. Adjust use of move_insn. Call restore_other_notes.
2566 (sched_init, sched_finish): Move Haifa-specific initialization/
2568 (haifa_sched_init, haifa_sched_finish): ... respectively.
2570 (setup_sched_dump): New function.
2571 (haifa_init_only_bb): New static function.
2572 (haifa_speculate_insn): New static function.
2573 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2574 (extend_ready, extend_all): Remove.
2575 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2576 (create_check_block_twin, add_to_speculative_block): Use
2577 haifa_insns_init instead of extend_global. Update to use new
2578 initialization functions. Change parameter. Factor out code from
2579 create_check_block_twin to ...
2580 (sched_create_recovery_edges) ... this new function.
2581 (add_block): Remove.
2582 (sched_scan_info): New.
2583 (extend_bb): Use sched_scan_info.
2584 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2585 static functions for walking through scheduling region.
2586 (sched_luids): New vector variable to replace uid_to_luid.
2587 (luids_extend_insn): New function.
2588 (sched_max_luid): New variable.
2589 (luids_init_insn): New function.
2590 (sched_init_luids, sched_finish_luids): New functions.
2591 (insn_luid): New debug function.
2592 (sched_extend_target): New function.
2593 (haifa_init_insn): New static function.
2594 (sched_init_only_bb): New hook.
2595 (sched_split_block): New hook.
2596 (sched_split_block_1): New function.
2597 (sched_create_empty_bb): New hook.
2598 (sched_create_empty_bb_1): New function.
2599 (common_sched_info, ready): New global variables.
2600 (current_sched_info_var): Remove.
2601 (move_block_after_check): Use common_sched_info.
2602 (haifa_luid_for_non_insn): New static function.
2603 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2604 (increase_insn_priority): New.
2605 * modulo-sched.c: (issue_rate): Remove static declaration.
2606 (sms_sched_info): Change type to haifa_sched_info.
2607 (sms_sched_deps_info, sms_common_sched_info): New variables.
2608 (setup_sched_infos): New.
2609 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2610 Do not call regstat_free_calls_crossed.
2611 (sms_print_insn): Use const_rtx.
2612 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2613 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2614 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2615 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2616 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2617 current_sched_info to use it.
2618 (enum reg_pending_barrier_mode): Move to sched-int.h.
2619 (h_d_i_d): New variable. Initialize to NULL.
2620 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2622 (estimate_dep_weak): Remove static declaration.
2623 (sched_has_condition_p): New function. Adjust users of
2624 sched_get_condition to use it instead.
2625 (conditions_mutex_p): Add arguments indicating which conditions are
2627 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2628 argument to indicate whether returned condition is reversed. Do not
2629 generate new rtx when condition should be reversed; indicate it by
2630 setting new argument instead.
2631 (add_dependence_list_and_free): Add deps parameter.
2632 Update all users. Do not free dependence list when
2633 deps context is readonly.
2634 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2636 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2637 (remove_from_deps): New. Use the above functions.
2638 (cur_insn, can_start_lhs_rhs_p): New static variables.
2639 (add_or_update_back_dep_1): Initialize present_dep_type.
2640 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2641 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2642 haifa_note_dep): New functions implementing dependence hooks for
2643 the Haifa scheduler.
2644 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2645 note_dep): New functions.
2646 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
2648 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
2649 (free_deps): Initialize deps->reg_last.
2650 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
2651 sched_analyze_insn): Update to use dependency hooks infrastructure
2652 and readonly contexts.
2653 (deps_analyze_insn): New function. Move part of logic from ...
2654 (sched_analyze): ... here. Also move some logic to ...
2655 (deps_start_bb): ... here. New function.
2656 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
2658 (sched_deps_init): New function. Move code from ...
2659 (init_dependency_caches): ... here. Remove.
2660 (init_deps_data_vector): New.
2661 (sched_deps_finish): New function. Move code from ...
2662 (free_dependency_caches): ... here. Remove.
2663 (init_deps_global, finish_deps_global): Adjust for use with
2664 selective scheduling.
2665 (get_dep_weak): Move logic to ...
2666 (get_dep_weak_1): New function.
2667 (ds_merge): Move logic to ...
2668 (ds_merge_1): New static function.
2669 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
2670 (ds_get_max_dep_weak): New function.
2671 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
2672 (n_insns): Rename to rgn_n_insns.
2673 (debug_ebb_dependencies): New function.
2674 (init_ready_list): Use it.
2675 (begin_schedule_ready): Use sched_init_only_bb.
2676 (ebb_print_insn): Indicate when an insn starts a new cycle.
2677 (contributes_to_priority, compute_jump_reg_dependencies,
2678 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
2679 (add_block1): Remove to ebb_add_block.
2680 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
2681 (schedule_ebb): Initialize them. Use remove_notes instead of
2682 rm_other_notes. Use haifa_local_init/finish.
2683 (schedule_ebbs): Use haifa_sched_init/finish.
2684 * sched-int.h: Include vecprim.h, remove rtl.h.
2685 (struct ready_list): Delete declaration.
2686 (sched_verbose_param, enum sched_pass_id_t,
2687 bb_vec_t, insn_vec_t, rtx_vec_t): New.
2688 (struct sched_scan_info_def): New structure.
2689 (sched_scan_info, sched_scan, sched_init_bbs,
2690 sched_init_luids, sched_finish_luids, sched_extend_target,
2691 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
2692 (struct common_sched_info_def): New.
2693 (common_sched_info, haifa_common_sched_info,
2694 sched_emulate_haifa_p): Declare.
2696 (sched_luids): Declare.
2697 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
2698 (sched_max_luid, insn_luid): Declare.
2699 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
2700 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
2701 print_insn, print_pattern, print_value, haifa_classify_insn,
2702 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
2703 setup_sched_dump, sched_init, sched_finish,
2704 sel_insn_is_speculation_check): Export.
2705 (struct ready_list): Move from haifa-sched.c.
2706 (ready_try, ready, max_issue): Export.
2707 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
2708 sched_init_only_bb, sched_split_block, sched_split_block_1,
2709 sched_create_empty_bb, sched_create_empty_bb_1,
2710 sched_create_recovery_block, sched_create_recovery_edges): Export.
2711 (enum reg_pending_barrier_mode): Export.
2712 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
2714 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
2715 print_insn field. Move add_block and fix_recovery_cfg to
2716 common_sched_info_def. Move compute_jump_reg_dependencies,
2718 (struct sched_deps_info_def): ... this new structure.
2719 (sched_deps_info): Declare.
2720 (struct spec_info_def): Remove weakness_cutoff, add
2721 data_weakness_cutoff and control_weakness_cutoff.
2722 (spec_info): Declare.
2723 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
2725 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
2726 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
2727 (current_sched_info): Change type to struct haifa_sched_info.
2728 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
2729 (h_d_i_d): New variable.
2730 (HDID): New accessor macro.
2731 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
2732 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
2734 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
2735 (enum SCHED_FLAGS): Update for selective scheduler.
2736 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
2737 (init_dependency_caches, free_dependency_caches): Delete declarations.
2738 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
2739 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
2740 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
2741 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
2742 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
2744 (rm_other_notes): Delete declaration.
2745 (schedule_block): Remove one argument.
2746 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
2747 ready_element, ready_lastpos, sched_extend_ready_list,
2748 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
2749 concat_note_lists): Export.
2750 (struct region): Move from sched-rgn.h.
2751 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2752 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2753 BLOCK_TO_BB, CONTAINING_RGN): Export.
2754 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
2755 (current_nr_blocks, current_blocks, target_bb): Likewise.
2756 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
2757 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
2758 sched_rgn_local_init, extend_regions,
2759 rgn_make_new_region_out_of_new_block, compute_priorities,
2760 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
2761 extend_rgns, deps_join rgn_setup_common_sched_info,
2762 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
2763 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
2764 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
2765 increase_insn_priority): Likewise.
2766 * sched-rgn.c: Include sel-sched.h.
2767 (ref_counts): New static variable. Use it ...
2768 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
2769 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
2770 (sched_is_disabled_for_current_region_p): Delete static declaration.
2771 (struct region): Move to sched-int.h.
2772 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
2773 ebb_head): Define and initialize.
2774 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
2775 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
2776 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
2778 (find_single_block_region): Add new argument to indicate that EBB
2779 regions should be constructed.
2780 (debug_live): Delete declaration.
2781 (current_nr_blocks, current_blocks, target_bb):
2782 Remove static qualifiers.
2783 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
2785 (init_regions): Delete declaration.
2786 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
2787 rgn_estimate_number_of_insns): New.
2788 (too_large): Use estimate_number_of_insns.
2789 (haifa_find_rgns): New. Move the code from ...
2790 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
2791 (free_trg_info): New.
2792 (compute_trg_info): Allocate candidate tables here instead of ...
2793 (init_ready_list): ... here.
2794 (rgn_print_insn): Use const_rtx.
2795 (contributes_to_priority, extend_regions): Delete static declaration.
2796 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
2797 (add_block1): Rename to rgn_add_block.
2798 (debug_rgn_dependencies): Delete static qualifier.
2799 (new_ready): Use sched_deps_info. Simplify.
2800 (rgn_common_sched_info, rgn_const_sched_deps_info,
2801 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
2803 (region_sched_info): Rename to rgn_const_sched_info.
2804 (deps_join): New, extracted from ...
2805 (propagate_deps): ... here.
2806 (compute_block_dependences, debug_dependencies): Update for selective
2808 (free_rgn_deps, compute_priorities): New functions.
2809 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
2810 sched_rgn_compute_dependencies): New functions.
2811 (schedule_region): Use them.
2812 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
2813 rgn_setup_common_sched_info, rgn_setup_sched_infos):
2815 (schedule_insns): Call new functions that were split out.
2816 (rgn_make_new_region_out_of_new_block): New.
2817 (get_rgn_sched_max_insns_priority): New.
2818 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
2819 scheduling when appropriate.
2820 * sched-vis.c: Include insn-attr.h.
2821 (print_value, print_pattern): Make global.
2822 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
2823 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
2824 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2825 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2826 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
2827 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
2828 hooks. Initialize them to 0.
2829 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2830 * target.h (struct gcc_target): Add them. Rename gen_check field to
2832 * flags.h (sel_sched_switch_set): Declare.
2833 * opts.c (sel_sched_switch_set): New variable.
2834 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
2835 pipelining is disabled from command line.
2836 (common_handle_option): Record whether selective scheduling is
2837 requested from command line.
2838 * doc/invoke.texi: Document new flags and parameters.
2839 * doc/tm.texi: Document new target hooks.
2840 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
2842 (dfa_state_size): Do not declare locally.
2843 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
2844 * config/rs6000/rs6000.c (rs6000_init_sched_context,
2845 rs6000_alloc_sched_context, rs6000_set_sched_context,
2846 rs6000_free_sched_context): New functions.
2847 (struct _rs6000_sched_context): New.
2848 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
2850 (rs6000_sched_finish): Do not run for selective scheduling.
2852 2008-08-31 Jan Hubicka <jh@suse.cz>
2854 * frv.c (frv_rtx_costs): Update forward declaration.
2855 * spu.c (spu_rtx_costs): Likewise.
2856 * pdp11.c: Include df.h
2857 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
2858 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
2859 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
2860 * iq2000.c (iq2000_address_cost): Add speed argument.
2861 (iq2000_rtx_costs): Likewise.
2862 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
2863 update call of mn10300_address_cost.
2864 * mcore.c: Include df.h
2865 (mcore_rtx_costs): Update prototype.
2866 * score3.c: Include df.h
2867 (score3_rtx_costs): Remove speed argument.
2868 * score7.c: Include df.h
2869 (score7_address_cost): Remove speed argument.
2870 * score-protos.h (score_address_cost): Update prototype.
2871 * score.c: Include df.h
2872 (score_rtx_costs): Update call of costs functions.
2873 * v850.c (v850_rtx_costs): Add bool argument.
2875 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
2877 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
2879 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2881 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
2882 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
2884 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2886 * mkmap-flat.awk: Add option pe_dll.
2887 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
2888 * config/i386/t-cygwin (SHLIB_LC): Add.
2889 * config/i386/t-mingw32 (SHLIB_LC): Add.
2890 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
2891 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
2892 (LINK_SPEC): Support libgcc_s.
2893 (LIBGCC_SPEC): Support libgcc_s.
2894 (LIBGCC_SONAME): New.
2896 2008-08-31 Jan Hubicka <jh@suse.cz>
2898 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
2899 mistakely had old version of patch.
2901 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
2902 (ipcp_estimate_growth): New.
2903 (ipcp_insert_stage): Use ipcp_estimate_growth.
2904 * profile.c (branch_prob): When reading failed, do not consider
2907 2008-08-31 Jan Hubicka <jh@suse.cz>
2909 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
2910 loop is optimized for speed.
2912 2008-08-31 Richard Guenther <rguenther@suse.de>
2915 * fold-const.c (fold_binary): Retain conversions in folding
2918 2008-08-31 Jan Hubicka <jh@suse.cz>
2920 * postreload-gcse.c (eliminate_partially_redundant_loads):
2921 Use optimize_bb_for_size_p.
2922 * predict.c (maybe_hot_frequency_p): Make inline.
2923 (maybe_hot_count_p): Break out from ...
2924 (maybe_hot_bb_p): ... this one.
2925 (maybe_hot_edge_p): Simplify.
2926 * basic-block.h (probably_cold_bb_p): Remove.
2928 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2931 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
2933 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
2934 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
2935 Also split V4SFmode.
2936 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
2939 2008-08-31 Jan Hubicka <jh@suse.cz>
2941 * predict.c (PROB_VERY_LIKELY): Make small enough so things
2943 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
2945 2008-08-31 Jakub Jelinek <jakub@redhat.com>
2948 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
2951 * dwarf2out.c (native_encode_initializer): Subtract min_index for
2952 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2954 2008-08-31 Jan Hubicka <jh@suse.cz>
2956 * sparc.h (BRANCH_COST): Fix macro definition.
2957 * avr.c (avr_operand_rtx_cost): Add speed argument.
2958 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
2960 2008-08-31 Richard Guenther <rguenther@suse.de>
2962 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
2963 types instead of operands. Re-instantiate verifying of
2964 binary expression operands.
2966 2008-08-30 Jan Hubicka <jh@suse.cz>
2968 * fwprop.c (should_replace_address): Add speed attribute.
2969 (PR_OPTIMIZE_FOR_SPEED): New flag.
2970 (propagate_rtx_1): Use it.
2971 (propagate_rtx): Set it.
2972 (try_fwprop_subst): Update call of rtx_costs.
2973 (forward_propagate_and_simplify): LIkewise.
2974 * hooks.c (hook_int_rtx_bool_0): New
2975 (hook_bool_rtx_int_int_intp_false): Replace by ...
2976 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2977 * hooks.h (hook_int_rtx_bool_0): New
2978 (hook_bool_rtx_int_int_intp_false): Replace by ...
2979 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
2980 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
2981 (prepare_cmp_insn): UPdate call of rtx_cost.
2982 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
2983 (reload_cse_simplify_operands): Update call of rtx_cost.
2984 (reload_cse_move2add): call of rtx_cost.
2985 * target.h (struct gcc_target): Update rtx_costs and address_costs.
2986 * rtlanal.c (rtx_cost): Add speed argument.
2987 (address_cost): Add speed argument
2988 (default_address_cost): Likewise.
2989 (insn_rtx_cost): Likewise.
2990 * cfgloopanal.c (seq_cost): Add speed argument.
2991 (target_reg_cost, target_spill_cost): Turn to array.
2992 (init_set_costs): Update for speed.
2993 (estimate_reg_pressure_cost): Add speed argument.
2994 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
2995 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
2996 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
2997 (seq_cost): Add speed argument.
2998 (computation_cost): Add speed arugment.
2999 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3000 (force_expr_to_var_cost): Update for profile info.
3001 (force_var_cost): Likewise.
3002 (split_address_cost): Likewise.
3003 (ptr_difference_cost): Likewise.
3004 (difference_cost): Likewise.
3005 (get_computation_cost_at): Likewise.
3006 (determine_iv_cost): Likewise.
3007 (ivopts_global_cost_for_size): Likewise.
3008 (rewrite_use_address): Likewise.
3009 (tree_ssa_iv_optimize_loop): Initialize speed field.
3010 * cse.c (optimize_this_for_speed_p): New static var.
3011 (notreg_cost): Update call of rtx_cost.
3012 (cse_extended_basic_block): set optimize_this_for_speed_p.
3013 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3014 (noce_try_cmove_arith): Likewise.
3015 (noce_try_sign_mask): LIkewise.
3016 * expr.c (compress_float_constant): Update rtx_cost calls.
3017 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3019 (addr_to_parts): Likewise.
3020 (create_mem_ref): Likewise.
3021 * dse.c (find_shift_sequence): Add speed argument.
3022 (replace_read): Update call.
3023 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3024 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3025 * neg_cost, shift_cost, shiftadd_cost,
3026 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3027 mul_highpart_cost): Increase dimension.
3028 (init_expmed): Initialize for both size and speed.
3029 (expand_shift): Use profile.
3030 (synth_mult): Use profile.
3031 (choose_mult_variant): Use profile.
3032 (expand_mult): Use profile.
3033 (expand_mult_highpart_optab): Use profile.
3034 (expand_mult_highpart): Use profile.
3035 (expand_smod_pow2): Use profile.
3036 (expand_divmod): Use profile.
3037 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3039 * loop-invariant.c (create_new_invariant): Use profile.
3040 (gain_for_invariant): Add speed parameter.
3041 (best_gain_for_invariant): Likewise.
3042 (find_invariants_to_move): Likewise.
3043 (move_single_loop_invariants): Set it.
3044 * target-def.h (TARGET_RTX_COSTS): Use hook.
3045 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3046 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3047 * output.h (default_address_cost): Update prototype.
3048 * combine.c (optimize_this_for_speed_p): New static var.
3049 (combine_validate_cost): Update call of rtx_cost.
3050 (combine_instructions): Set optimize_this_for_speed_p.
3051 (expand_compound_operation): Update call of rtx_cost.
3052 (make_extraction):Update call of rtx_cost.
3053 (force_to_mode):Update call of rtx_cost.
3054 (distribute_and_simplify_rtx):Update call of rtx_cost.
3055 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3056 (estimate_reg_pressure_cost): Update prototype.
3057 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3058 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3060 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3061 (alpha_rtx_costs): Update.
3062 * config/frv/frv.c (frv_rtx_costs): Update.
3063 * config/s390/s390.c (s390_rtx_costs): Update.
3064 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3065 (m32c_rtx_costs): Update.
3066 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3067 (spu_rtx_costs): Update.
3068 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3069 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3070 * config/i386/i386.c (:ix86_address_cost): Update.
3071 (ix86_rtx_costs): Update.
3072 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3073 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3074 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3075 * config/crx/crx.c (crx_address_cost): Update.
3076 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3077 * config/stormy16/stormy16.c
3078 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3079 * config/m68hc11/m68hc11.c
3080 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3081 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3082 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3084 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3086 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3087 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3088 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3089 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3090 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3091 (mcore_rtx_costs): update.
3092 * config/score/score3.c (score3_rtx_costs): Update.
3093 * config/score/score7.c (score7_rtx_costs): Update.
3094 * config/score/score3.h (score3_rtx_costs):Update.
3095 * config/score/score7.h (score7_rtx_costs): Update.
3096 * config/score/score.c (score_rtx_costs): Update.
3097 * config/arm/arm.c (arm_address_cost): Update.
3098 (arm_rtx_costs_1): Update.
3099 (arm_rtx_costs_1): Update.
3100 (arm_size_rtx_costs): Update.
3101 (arm_size_rtx_costs): Update.
3102 (arm_size_rtx_costs): Update.
3103 (arm_xscale_rtx_costs): Update.
3104 (arm_thumb_address_cost): Update.
3105 * config/pa/pa.c (hppa_address_cost): Update.
3106 * config/mips/mips.c (mips_rtx_costs): Update.
3107 * config/vax/vax.c (vax_address_cost): Update.
3108 * config/h8300/h8300.c (h8300_shift_costs): Update.
3109 (h8300_rtx_costs): Update.
3110 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3111 (v850_rtx_costs): Update.
3112 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3113 * config/bfin/bfin.c
3114 (bfin_address_cost): Update.
3115 (bfin_rtx_costs): Update.
3116 * stmt.c (lshift_cheap_p): Update.
3118 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3121 * expmed.c (extract_bit_field_1): Check the mode size to make
3122 sure the vector modes have the same size.
3124 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3126 * dojump.c (top level): Include basic-block.h to declare
3127 optimize_insn_for_speed_p
3129 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3131 * opts.h (CL_SAVE): New option class for marking options that are
3132 target specific options usable in the target attribute.
3133 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3135 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3136 can easily find the target specific options that are safe to use
3137 in the attribute or pragma.
3139 * attribs.c (decl_attributes): Change #pragma GCC option to
3140 #pragma GCC target, and attribute((option(...))) to
3141 attribute((target(...))).
3143 * doc/extend.texi (target attribute): Change from option
3144 attribute. Delete push/pop/reset.
3145 (#pragma GCC target): Change from #pragma GCC option. Delete
3147 (#pragma GCC push_options): Document new pragma.
3148 (#pragma GCC pop_options): Document new pragma.
3149 (#pragma GCC reset_options): Document new pragma.
3151 * targhooks.c (default_target_option_valid_attribute_p): Add
3152 warning about port not supporting target attributes.
3153 (default_target_option_pragma_parse): New function, warn about
3154 #pragma GCC target not being supported.
3156 * targhooks.h (default_target_option_pragma_parse): Add
3159 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3160 TI_CURRENT_OPTION_PRAGMA.
3161 (current_target_pragma): Rename from current_option_pragma.
3163 * target.h: (struct target_option): Delete booleans for changing
3164 the optimization level on hot/cold functions. Change signature of
3165 pragma_parse hook to take a second tree.
3167 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3169 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3170 that the declaration is done at global scope.
3172 * langhooks.c (add_builtin_function_common): Move most of the code
3173 from add_builtin_function here, calling the hook passed in.
3174 (add_builtin_function): Call add_builtin_function_common with
3175 standard builtin hook.
3176 (add_builtin_function_ext_scope): New function to add builtins to
3179 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3181 (add_builtin_function_ext_scope): Add declaration.
3183 * c-pragma.c (handle_pragma_target): Rename from
3184 handle_pragma_option, #pragma GCC option is now #pragma GCC
3185 target. Move warning about port not supporting target options to
3186 default pragma parse hook. Remove push/pop/reset from this
3188 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3189 (option_stack): Delete static variable.
3190 (optimize_stack): Ditto.
3191 (optons_stack): New stack of saved target and optimization
3193 (handle_pragma_push_options): New function to handle pushing both
3194 target and optimization options.
3195 (handle_pragma_pop_options): New function to handle popping both
3196 target and optimization options.
3197 (handle_pragma_reset_options): New function to handle resetting
3198 both target and optimization options to their initial state.
3199 (init_pragma): Rename handle_pragma_option to
3200 handle_pragma_target. Add support for push_options, pop_options,
3201 and reset_options pragmas.
3203 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3204 default_target_option_pragma_parse.
3205 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3206 default_target_option_valid_attribute_p.
3207 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3208 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3209 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3210 optimization level on hot/cold functions.
3212 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3213 if the caller and callee have different optimization levels.
3215 * c-common.c (handle_target_attribute): Rename from
3216 handle_option_attribute, attribute((option(...))) is now
3217 attribute((target(...))). Move warning if the port does not
3218 support target attributes to the default hook.
3219 (handle_hot_attribute): Delete code to change the optimization
3220 level of hot functions.
3221 (handle_cold_attribute): Ditto.
3223 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3224 argument that is the binary tree options to use if there are no
3225 arguments. Call ix86_valid_target_attribute_tree instead of
3226 ix86_valid_option_attribute_tree.
3227 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3228 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3229 ix86_pragma_option_parse.
3231 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3232 Rename from ix86_valid_option_attribute_tree.
3234 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3235 new builtins when the ISA changes.
3236 (ix86_valid_target_attribute_tree): Rename from
3237 ix86_valid_option_attribute_tree. Change callers. If the
3238 function specified optimization options, use those as the starting
3239 point before setting up the target attributes. If the
3240 optimization options were changed in the course of setting the
3241 target attributes, record the new optimization options.
3242 (ix86_valid_target_attribute_tree_inner_p): Rename from
3243 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3244 ix86_add_new_builtins if the ISA changed.
3245 (ix86_valid_target_attribute_p): Rename from
3246 ix86_valid_option_attribute_p. Change callers.
3247 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3248 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3249 as delayed builtin functions.
3250 (struct builtin_isa): New structure to record builtin functions
3251 that should be delayed until the ISA for that function is used.
3252 (ix86_builtins_isa): Change from int to struct to track builtin
3253 functions we want to declare at some point.
3254 (def_builtin): If the front end can delay defining the builtin
3255 functions, don't create builtins for ISAs not part of the default
3257 (def_builtin_const): Ditto.
3258 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3259 __builtin_ia32_pcmov_v2di to be different builtin functions.
3260 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3261 a structure instead of an int.
3262 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3263 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3264 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3265 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3267 * config/ia64/ia64.h
3268 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3269 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3271 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3272 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3273 (LANG_HOOKS_INITIALIZER): Add
3274 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3276 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3279 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3280 the reload address with the index register for SFmode
3281 access with a displacement.
3283 2008-08-30 Jan Hubicka <jh@suse.cz>
3285 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3286 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3287 * dojump.c (do_jump): Likewise.
3288 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3289 (note-if_info): Add BRANCH_COST.
3290 (noce_try_store_flag_constants, noce_try_addcc,
3291 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3292 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3293 find_if_case_2): Use computed branch cost.
3294 * expr.h (BRANCH_COST): Update default.
3295 * predict.c (predictable_edge_p): New function.
3296 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3297 Update BRANCH_COST call.
3298 * basic-block.h (predictable_edge_p): Declare.
3299 * config/alpha/alpha.h (BRANCH_COST): Update.
3300 * config/frv/frv.h (BRANCH_COST): Update.
3301 * config/s390/s390.h (BRANCH_COST): Update.
3302 * config/spu/spu.h (BRANCH_COST): Update.
3303 * config/sparc/sparc.h (BRANCH_COST): Update.
3304 * config/m32r/m32r.h (BRANCH_COST): Update.
3305 * config/i386/i386.h (BRANCH_COST): Update.
3306 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3308 * config/sh/sh.h (BRANCH_COST): Update.
3309 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3310 * config/avr/avr.h (BRANCH_COST): Update.
3311 * config/crx/crx.h (BRANCH_COST): Update.
3312 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3313 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3314 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3315 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3316 * config/ia64/ia64.h (BRANCH_COST): Update.
3317 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3318 * config/arc/arc.h (BRANCH_COST): Update.
3319 * config/score/score.h (BRANCH_COST): Update.
3320 * config/arm/arm.h (BRANCH_COST): Update.
3321 * config/pa/pa.h (BRANCH_COST): Update.
3322 * config/mips/mips.h (BRANCH_COST): Update.
3323 * config/vax/vax.h (BRANCH_COST): Update.
3324 * config/h8300/h8300.h (BRANCH_COST): Update.
3325 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3326 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3327 * doc/tm.texi (BRANCH_COST): Update.
3329 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3332 * config/arm/arm.c (arm_optimization_options): Set
3333 flag_section_anchors to 2 instead of 1 to distinguish it from
3334 -fsection-anchors given explicitely on the command line.
3336 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3338 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3339 final insn of a split.
3341 2008-08-30 Jan Hubicka <jh@suse.cz>
3343 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3344 optimized for speed.
3345 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3346 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3347 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3348 flag_gcse_after_reload_set): New static vars.
3349 (common_handle_option): Enable those flags for profile-use.
3350 (decode_options): Remove optimize_size flags that are handled
3351 on higher granuality.
3352 * tree-vectorizer.c (vectorize_loops): Use
3353 optimize_loop_nest_for_speed_p.
3354 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3355 * tree-predcom.c (tree_predictive_commoning): Use
3356 optimize_loop_for_speed_p.
3357 * varasm.c (assemble_start_function): Use
3358 optimize_function_for_speed_p.
3359 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3360 * predict.c (optimize_loop_for_speed_p): Fix walk.
3362 2008-08-30 Jan Hubicka <jh@suse.cz>
3364 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3366 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3367 profile presence locally.
3369 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3372 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3373 versions before 4.0.
3375 2008-08-29 Jan Hubicka <jh@suse.cz>
3377 * tree-inline.c (insert_init_stmt): Insert sequence even when
3380 2008-08-29 Jeff Law <law@redhat.com>
3382 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3383 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3384 location and class is an FP register.
3386 2008-08-29 Jan Hubicka <jh@suse.cz>
3388 * see.c (see_merge_one_def_extension): Silence used uninitialized
3390 * matrix-reorg.c (check_allocation_function): Likewise.
3391 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3393 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3396 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3397 compute new & and | in type rather than TREE_TYPE (arg0).
3399 * dwarf2out.c (fortran_common): Update comment.
3400 (gen_variable_die): Swap com_die and var_die variables in Fortran
3401 COMMON block handling code.
3403 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3405 * dwarf2out.c (gen_const_die): New function.
3406 (size_of_die, value_format, output_die): Output larger
3407 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3408 (native_encode_initializer): New function.
3409 (tree_add_const_value_attribute): Call it.
3410 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3412 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3413 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3414 TREE_THIS_VOLATILE to add_type_attribute.
3416 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3418 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3421 * dwarf2out.c (loc_by_reference): New function.
3422 (add_location_or_const_value_attribute): Use it.
3425 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3426 as DW_TAG_variable children of DW_TAG_common_block rather than
3427 DW_TAG_member children. Put DW_AT_external to individual
3428 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3430 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3431 loc_descriptor_from_tree_1.
3435 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3436 arguments to imported_module_or_decl.
3437 (debug_nothing_tree_tree): Removed.
3438 (debug_nothing_tree_tree_tree_bool): New prototype.
3439 * debug.c (do_nothing_debug_hooks): Adjust.
3440 (debug_nothing_tree_tree): Removed.
3441 (debug_nothing_tree_tree_tree_bool): New function.
3442 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3443 (gen_variable_die): Put all common vars for the
3444 same COMMON block under one DW_TAG_common_block.
3445 (declare_in_namespace): Return new context_die, for Fortran
3446 return the module DIE instead of adding extra declarations into
3448 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3449 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3450 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3452 (dwarf2out_global_decl): Don't skip Fortran global vars.
3453 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3454 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3455 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3456 DW_TAG_imported_declaration as child of previous
3457 DW_TAG_imported_module.
3458 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3459 * sdbout.c (sdb_debug_hooks): Likewise.
3460 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3462 2008-08-29 Jan Hubicka <jh@suse.cz>
3464 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3466 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3467 * ipa-cp.c (n_cloning_candidates): New static variable.
3468 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3469 (ipcp_print_all_lattices): Improve debug output.
3470 (ipcp_cloning_candidate_p): New function.
3471 (ipcp_initialize_node_lattices): Use it.
3472 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3473 (ipcp_propagate_stage): Prettier debug output.
3474 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3475 (ipcp_print_all_structures): Remove.
3476 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3477 (ipcp_insert_stage): Prettier debug output; call
3478 cgraph_remove_unreachable_nodes before propagating.
3479 (pass_ipa_cp): Schedule function removal pass.
3480 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3482 (cgraph_maybe_hot_edge_p): Move to ...
3483 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3484 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3485 (common_handle_option): Set them; enable ipa-cp when profiling.
3486 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3487 (ipa_print_all_jump_functions): Likewise.
3488 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3489 (ipa_print_node_params, ipa_print_all_params): New.
3490 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3491 ipa_print_all_param_flags): Remove.
3492 (ipa_print_node_params, ipa_print_all_params): New.
3494 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3496 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3497 change from 2008-04-03.
3498 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3500 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3503 * ira-color.c (push_allocnos_to_stack): Truncate
3504 removed_splay_allocno_vec.
3506 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3509 * ira-color (ira_fast_allocation): Don't assign hard registers to
3512 2008-08-29 Jan Hubicka <jh@suse.cz>
3515 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3516 for cold internal loops.
3518 2008-08-29 Richard Guenther <rguenther@suse.de>
3520 * tree-ssa-structalias.c (create_variable_info_for): Do not
3521 create fields for heap vars or vars with a noalias state.
3522 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3525 2008-08-29 Richard Guenther <rguenther@suse.de>
3527 * common.opt (ftree-store-ccp): Mark as preserved for
3528 backward compatibility.
3529 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3530 * tree-pass.h (pass_store_ccp): Remove.
3531 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3532 (first_vdef): Remove declaration.
3533 (get_value_loaded_by): Likewise.
3534 * tree-ssa-ccp.c (do_store_ccp): Remove.
3535 (get_default_value): Simplify as do_store_ccp is always false
3536 now. Do not initialize mem_ref.
3537 (set_value_varying): Likewise.
3538 (canonicalize_float_value): Likewise.
3539 (set_lattice_value): Likewise.
3540 (likely_value): Likewise.
3541 (surely_varying_stmt_p): Likewise.
3542 (ccp_initialize): Likewise.
3543 (ccp_lattice_meet): Likewise.
3544 (ccp_visit_phi_node): Likewise.
3545 (ccp_fold): Likewise.
3546 (evaluate_stmt): Likewise.
3547 (visit_assignment): Likewise.
3548 (ccp_visit_stmt): Likewise.
3549 (execute_ssa_ccp): Fold into ...
3550 (do_ssa_ccp): ... this.
3551 (do_ssa_store_ccp): Remove.
3552 (gate_store_ccp): Likewise.
3553 (pass_store_ccp): Likewise.
3554 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3556 * tree-ssa-propagate.c (first_vdef): Remove.
3557 (get_value_loaded_by): Likewise.
3558 (replace_vuses_in): Likewise.
3559 (substitute_and_fold): Do not call replace_vuses_in.
3560 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3562 2008-08-29 Richard Guenther <rguenther@suse.de>
3565 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3566 PARAM_NOALIAS tags with is_heapvar.
3567 * tree-ssa-operands.c (access_can_touch_variable): Offset
3568 based tests do not apply for heapvars. Fix offset test.
3570 2008-08-29 Jan Hubicka <jh@suse.cz>
3572 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3573 (-fipa-cp-clone): Enabled by default at -O3.
3574 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3575 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3577 2008-08-29 Jan Hubicka <jh@suse.cz>
3579 * tree.c (build_function_type_skip_args,
3580 build_function_decl_skip_args): New functions.
3581 * tree.h (build_function_type_skip_args,
3582 build_function_decl_skip_args): Declare.
3583 * gimple.c (giple_copy_call_skip_args): New function.
3584 (giple_copy_call_skip_args): Declare.
3586 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3587 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3588 (ipcp_node_modifiable_p): ... this one; use
3589 tree_versionable_function_p.
3590 (ipcp_create_replace_map): Improve debug output.
3591 (ipcp_need_redirect_p): Return false when not clonning.
3592 (ipcp_update_callgraph): Skip args.
3593 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3595 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3596 (save_inline_function_body): Update call of tree_function_versioning.
3597 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3598 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3600 (tree_function_versioning): Likewise.
3601 * tree-inline.h (tree_function_versioning): Update prototype.
3603 2008-08-29 Jan Hubicka <jh@suse.cz>
3605 * loop-unswitch.c (unswitch_single_loop): Use
3606 optimize_loop_for_speed_p.
3607 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3608 Use optimize_function_for_size_p.
3609 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3610 * postreload-gcse.c (eliminate_partially_redundant_load):
3611 Use optimize_bb_for_size_p.
3612 * value-prof.c (gimple_divmod_fixed_value_transform,
3613 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3614 gimple_stringops_transform): Use optimize_bb_for_size_p.
3615 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3616 * final.c (compute_alignments): Use optimize_function_for_size_p.
3617 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3618 (fold_builtin_strcpy, fold_builtin_fputs): Use
3619 optimize_function_for_size_p.
3620 * fold-const.c (tree_swap_operands_p): Use
3621 optimize_function_for_size_p.
3622 * recog.c (relax_delay_slots): Likewise.
3623 * tree-ssa-math-opts.c (replace_reciprocal):
3624 Use optimize_bb_for_speed_p.
3625 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3626 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3627 optimize_function_for_size_p.
3628 (cgraph_decide_inlining_of_small_function): Use
3629 optimize_function_for_size_p.
3630 * global.c (find_reg): Use optimize_function_for_size_p.
3631 * opts.c (decode_options): Do not clear flag_tree_ch,
3632 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3633 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3634 work it out from profile.
3635 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3636 optimize_loop_for_speed_p.
3637 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3639 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3640 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3641 * tree-eh.c (decide_copy_try_finally): Use
3642 optimize_function_for_size_p.
3643 * local-alloc.c (block_alloc): Pass BB pointer.
3644 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3645 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3646 * loop-unroll.c (decide_unrolling_and_peeling):
3647 Use optimize_loop_for_size_p.
3648 (decide_peel_completely): Likewise.
3649 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
3650 optimize_loop_for_size_p.
3651 (vect_enhance_data_refs_alignment): Likewise.
3652 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
3653 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
3655 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
3656 (try_crossjump_bb): Use optimize_bb_for_size_p.
3657 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3658 optimize_loop_for_speed_p.
3659 * bb-reorder.c (find_traces_1_round): Likewise.
3660 (copy_bb): Use optimize_bb_for_speed_p.
3661 (duplicate_computed_gotos): Likewise.
3662 * basic-block.h (optimize_loop_nest_for_size_p,
3663 optimize_loop_nest_for_speed_p): New.
3664 * stmt.c (expand_case): Use optimize_insn_for_size_p.
3666 2008-08-29 Tristan Gingold <gingold@adacore.com>
3668 * gcov.c (main): Call expandargv.
3670 2008-08-29 Jan Hubicka <jh@suse.cz>
3672 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
3674 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3676 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
3677 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3679 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
3681 2008-08-29 Jan Hubicka <jh@suse.cz>
3683 * tree-pass.h (pass_strip_predict_hints): Declare.
3684 * predict.c (strip_builtin_expect): Rename to ...
3685 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
3686 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
3687 (tree_estimate_probability): Do not strip builtin_expect.
3688 (pass_strip_predict_hints): New pass.
3689 * tree-inline.c (expand_call_inline): When inlining cold function,
3690 predict it as unlikely.
3691 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
3693 2008-08-29 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/37207
3696 * tree-vrp.c (extract_range_from_binary_expr): Also try
3697 to constant fold if only one of the operands is a constant.
3699 2008-08-29 Nick Clifton <nickc@redhat.com>
3701 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
3702 the same way as SYMBOL_REFs.
3704 2008-08-28 Bob Wilson <bob.wilson@acm.org>
3706 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
3708 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3710 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
3711 * config/mips/mips.md (branch_likely): Remove const. Fix
3713 (define_delay for type "branch"): Change to only apply for branch
3714 with likely variant.
3715 (define_delay for type "branch" and "branch_likely" no). New delay
3717 (equality_op): New code iterator.
3718 (bbv, bbinv): New code attributes.
3719 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
3722 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3723 Andrew Pinski <pinskia@gcc.gnu.org>
3726 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
3728 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
3730 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
3731 rule that a symbolic constant must be defined and >= 0 for the
3732 corresponding facility to be present at compile-time.
3733 * gthr-posix.c: Likewise.
3735 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
3737 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
3738 * config/mips/mips.md (D): New mode attribute.
3739 (mulsi3, muldi3): Merge it into ...
3740 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
3741 (muldi3_mul3): New pattern.
3742 (mulsi3_mult3): Rename to mulsi3_mul3.
3744 2008-08-28 Jan Hubicka <jh@suse.cz>
3746 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
3748 * predict.c (always_optimize_for_size_p): Rename to ...
3749 (optimize_function_for_size): ... this one; make extern.
3750 (optimize_function_for_speed_p): New.
3751 (optimize_bb_for_size_p, optimize_bb_for_size_p,
3752 optimize_edge_for_size_p,optimize_edge_for_size_p,
3753 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
3754 * basic-block.h (optimize_function_for_size_p,
3755 optimize_function_for_speed_p): Declare.
3756 * i386.md (optimize_size checks): Replace them by appropriate
3758 (standard_80387_constant_p, ix86_compute_frame_layout,
3759 ix86_expand_epilogue, ix86_decompose_address,
3760 print_operand, emit_i387_cw_initialization,
3761 inline_memory_move_cost, ix86_pad_returns,
3762 ix86_reorg): Replace optimize_size checks.
3764 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
3766 * rtl.h (simplify_subreg_regno): Declare.
3767 * rtlanal.c (simplify_subreg_regno): New function, split out from...
3768 * simplify-rtx.c (simplify_subreg): ...here.
3769 * reload.c (find_reloads): Use simplify_subreg_regno instead of
3770 subreg_offset_representable_p.
3772 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3775 * c-typeck.c (convert_for_assignment): Give a note describing what
3776 was passed and what was expected.
3778 2008-08-28 Joey Ye <joey.ye@intel.com>
3780 * doc/extend.texi: Document AVX built-in functions.
3781 * doc/invoke.texi: Document -mavx.
3783 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
3784 Joey Ye <joey.ye@intel.com>
3785 Xuepeng Guo <xuepeng.guo@intel.com>
3787 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
3789 * config/i386/cpuid.h (bit_FMA): New.
3790 (bit_XSAVE): Likewise.
3791 (bit_OSXSAVE): Likewise.
3792 (bit_AVX): Likewise.
3794 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
3795 define. Use ASM_OUTPUT_AVX_PREFIX.
3797 * config/i386/gmmintrin.h: New.
3799 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
3800 (OPTION_MASK_ISA_AVX_SET): New.
3801 (OPTION_MASK_ISA_FMA_SET): Likewise.
3802 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
3803 (OPTION_MASK_ISA_FMA_SET): Likewise.
3804 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
3805 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
3806 (pta_flags): Add PTA_AVX and PTA_FMA.
3807 (override_options): Handle PTA_AVX and PTA_FMA.
3808 (init_cumulative_args): Handle warn_avx.
3809 (classify_argument): Return 0 for COImode and OImode. Return
3810 1 and X86_64_AVX_CLASS for 256bit vector types.
3811 (examine_argument): Handle X86_64_AVX_CLASS.
3812 (construct_container): Likewise.
3813 (function_arg_advance_32): Pass OImode and 256bit vector types
3815 (function_arg_advance_64): Take a new argument to indicate if a
3816 parameter is named. Handle 256bit vector types. Return
3817 immediately for unnamed 256bit vector mode parameters.
3818 (function_arg_advance): Updated.
3819 (function_arg_32): Add comments for TImode. Handle OImode
3820 and 256bit vector types.
3821 (function_arg_64): Take a new argument to indicate if a
3822 parameter is named. Handle 256bit vector types. Return NULL
3823 for unnamed 256bit vector mode parameters.
3824 (function_arg): Updated.
3825 (setup_incoming_varargs_64): Support
3826 AVX encoding for *sse_prologue_save_insn.
3827 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
3828 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
3829 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
3830 enabled, otherwise return -3.
3831 (standard_sse_constant_opcode): Handle AVX and 256bit vector
3833 (print_reg): Support AVX registers. Handle 'x' and 't'.
3834 Handle 'd' to duplicate the operand.
3835 (print_operand): Likewise. Also support AVX vector compare
3837 (output_387_binary_op): Support AVX.
3838 (output_fp_compare): Likewise.
3839 (ix86_expand_vector_move_misalign): Likewise.
3840 (ix86_attr_length_vex_default): New.
3841 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3842 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3843 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3844 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3845 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
3846 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3847 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
3848 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
3849 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
3850 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
3851 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
3852 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
3853 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
3854 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
3855 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3856 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
3857 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
3858 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3859 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
3860 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
3861 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3862 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3863 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3864 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
3865 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
3866 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
3867 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
3868 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3869 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
3870 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
3871 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
3872 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
3873 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
3874 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3875 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3876 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3877 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
3878 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
3879 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
3880 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
3881 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
3882 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
3883 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
3884 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
3885 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
3886 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
3887 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3888 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3889 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3890 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3891 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3892 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3893 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3894 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3895 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3896 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3897 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3898 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3899 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3900 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3901 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3902 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3903 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3904 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
3905 and IX86_BUILTIN_MOVMSKPS256,
3906 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
3907 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
3908 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
3909 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
3910 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
3911 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
3912 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
3913 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
3914 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
3915 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
3916 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
3917 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
3918 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
3919 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
3920 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
3921 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
3922 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
3923 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
3924 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
3925 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
3926 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
3927 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
3928 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
3929 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
3930 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
3931 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
3932 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
3933 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
3934 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
3935 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
3936 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
3937 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
3938 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
3939 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
3940 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
3941 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
3942 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
3943 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
3944 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
3945 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
3946 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
3947 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
3948 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
3949 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
3950 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
3951 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
3952 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
3953 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
3954 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
3955 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
3956 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
3957 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
3958 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
3959 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
3960 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
3961 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
3962 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
3963 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
3965 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
3966 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
3967 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
3968 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
3969 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
3970 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
3971 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
3972 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
3973 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
3974 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3975 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
3976 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
3977 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
3978 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
3979 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
3980 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
3981 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
3982 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
3983 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
3984 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
3985 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
3986 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
3987 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
3988 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
3989 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
3990 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
3991 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
3992 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
3993 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
3994 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
3995 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
3996 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
3997 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
3998 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
3999 IX86_BUILTIN_MOVMSKPS256.
4000 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4001 (ix86_expand_args_builtin): Likewise.
4002 (ix86_expand_special_args_builtin): Likewise.
4003 (ix86_hard_regno_mode_ok): Handle AVX modes.
4004 (ix86_expand_vector_init_duplicate): Likewise.
4005 (ix86_expand_vector_init_one_nonzero): Likewise.
4006 (ix86_expand_vector_init_one_var): Likewise.
4007 (ix86_expand_vector_init_concat): Likewise.
4008 (ix86_expand_vector_init_general): Likewise.
4009 (ix86_expand_vector_set): Likewise.
4010 (ix86_vector_mode_supported_p): Likewise.
4011 (x86_extended_reg_mentioned_p): Check INSN_P before using
4014 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4015 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4017 * config/i386/i386.h (TARGET_AVX): New.
4018 (TARGET_FMA): Likewise.
4019 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4020 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4021 (VALID_AVX256_REG_MODE): New.
4022 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4023 (AVX_FLOAT_MODE_P): Likewise.
4024 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4025 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4026 (AVX_VEC_FLOAT_MODE_P): Likewise.
4027 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4028 (ASM_OUTPUT_OPCODE): Likewise.
4029 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4031 (SSE_REG_MODE_P): Allow 256bit vector modes.
4032 (ix86_args): Add a warn_avx field.
4034 * config/i386/i386.md (UNSPEC_PCMP): New.
4035 (UNSPEC_VPERMIL): Likewise.
4036 (UNSPEC_VPERMIL2): Likewise.
4037 (UNSPEC_VPERMIL2F128): Likewise.
4038 (UNSPEC_MASKLOAD): Likewise.
4039 (UNSPEC_MASKSTORE): Likewise.
4040 (UNSPEC_CAST): Likewise.
4041 (UNSPEC_VTESTP): Likewise.
4042 (UNSPECV_VZEROALL): Likewise.
4043 (UNSPECV_VZEROUPPER): Likewise.
4044 (XMM0_REG): Likewise.
4045 (XMM1_REG): Likewise.
4046 (XMM2_REG): Likewise.
4047 (XMM3_REG): Likewise.
4048 (XMM4_REG): Likewise.
4049 (XMM5_REG): Likewise.
4050 (XMM6_REG): Likewise.
4051 (XMM8_REG): Likewise.
4052 (XMM9_REG): Likewise.
4053 (XMM10_REG): Likewise.
4054 (XMM11_REG): Likewise.
4055 (XMM12_REG): Likewise.
4056 (XMM13_REG): Likewise.
4057 (XMM14_REG): Likewise.
4058 (XMM15_REG): Likewise.
4060 (prefix_vex_imm8): Likewise.
4061 (prefix_vex_w): Likewise.
4062 (length_vex): Likewise.
4065 (*avx_ashlti3): Likewise.
4066 (*avx_lshrti3): Likewise.
4067 (*avx_setcc<mode>): Likewise.
4068 (*fop_<mode>_comm_mixed_avx): Likewise.
4069 (*fop_<mode>_comm_avx): Likewise.
4070 (*fop_<mode>_1_mixed_avx): Likewise.
4071 (*fop_<mode>_1_avx): Likewise.
4072 (*avx_<code><mode>3): Likewise.
4073 (*avx_ieee_smin<mode>3): Likewise.
4074 (*avx_ieee_smax<mode>3): Likewise.
4075 (mode): Add OI, V8SF and V4DF.
4076 (length): Support VEX prefix.
4077 (*cmpfp_i_mixed): Set prefix attribute.
4078 (*cmpfp_i_sse): Likewise.
4079 (*cmpfp_iu_mixed): Likewise.
4080 (*cmpfp_iu_sse): Likewise.
4081 (*movsi_1): Support AVX.
4082 (*movdi_2): Likewise.
4083 (*movdi_1_rex64): Likewise.
4084 (*movti_internal): Likewise.
4085 (*movti_rex64): Likewise.
4086 (*movsf_1): Likewise.
4087 (*movdf_nointeger): Likewise.
4088 (*movdf_integer_rex64): Likewise.
4089 (*movtf_internal): Likewise.
4090 (zero_extendsidi2_32): Likewise.
4091 (zero_extendsidi2_rex64): Likewise.
4092 (*extendsfdf2_mixed): Likewise.
4093 (*extendsfdf2_sse): Likewise.
4094 (*truncdfsf_fast_mixed): Likewise.
4095 (*truncdfsf_fast_sse): Likewise.
4096 (*truncdfsf_mixed): Likewise.
4097 (fix_trunc<mode>di_sse): Likewise.
4098 (fix_trunc<mode>si_sse): Likewise.
4099 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4100 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4101 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4102 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4103 (*rcpsf2_sse): Likewise.
4104 (*rsqrtsf2_sse): Likewise.
4105 (*sqrt<mode>2_sse): Likewise.
4106 (sse4_1_round<mode>2): Likewise.
4107 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4108 Support AVX. Set length attribute properly for AVX.
4110 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4111 (VECTOR_MODES (FLOAT, 32)): Likewise.
4112 (VECTOR_MODE (INT, DI, 8)): Likewise.
4113 (VECTOR_MODE (INT, HI, 32)): Likewise.
4114 (VECTOR_MODE (INT, QI, 64)): Likewise.
4115 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4116 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4117 (VECTOR_MODE (INT, DI, 4)): Removed.
4118 (VECTOR_MODE (INT, SI, 8)): Likewise.
4119 (VECTOR_MODE (INT, HI, 16)): Likewise.
4120 (VECTOR_MODE (INT, QI, 32)): Likewise.
4121 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4122 (INT_MODE (OI, 32)): Likewise.
4124 * config/i386/i386.opt (mavx): New.
4127 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4129 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4130 (*mov<mode>_internal_avx): New.
4131 (*movv2sf_internal_rex64_avx): Likewise.
4132 (*movv2sf_internal_avx): Likewise.
4134 * config/i386/predicates.md (const_4_to_5_operand): New.
4135 (const_6_to_7_operand): Likewise.
4136 (const_8_to_11_operand): Likewise.
4137 (const_12_to_15_operand): Likewise.
4138 (avx_comparison_float_operator): Likewise.
4140 * config/i386/sse.md (AVX256MODEI): New.
4141 (AVX256MODE): Likewise.
4142 (AVXMODEQI): Likewise.
4143 (AVXMODE): Likewise.
4144 (AVX256MODEF2P): Likewise.
4145 (AVX256MODE2P): Likewise.
4146 (AVX256MODE4P): Likewise.
4147 (AVX256MODE8P): Likewise.
4148 (AVXMODEF2P): Likewise.
4149 (AVXMODEF4P): Likewise.
4150 (AVXMODEDCVTDQ2PS): Likewise.
4151 (AVXMODEDCVTPS2DQ): Likewise.
4152 (avxvecmode): Likewise.
4153 (avxvecpsmode): Likewise.
4154 (avxhalfvecmode): Likewise.
4155 (avxscalarmode): Likewise.
4156 (avxcvtvecmode): Likewise.
4157 (avxpermvecmode): Likewise.
4158 (avxmodesuffixf2c): Likewise.
4159 (avxmodesuffixp): Likewise.
4160 (avxmodesuffixs): Likewise.
4161 (avxmodesuffix): Likewise.
4162 (vpermilbits): Likewise.
4163 (pinsrbits): Likewise.
4164 (mov<mode>): Likewise.
4165 (*mov<mode>_internal): Likewise.
4166 (push<mode>1): Likewise.
4167 (movmisalign<mode>): Likewise.
4168 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4169 (avx_movdqu<avxmodesuffix>): Likewise.
4170 (avx_lddqu<avxmodesuffix>): Likewise.
4171 (<plusminus_insn><mode>3): Likewise.
4172 (*avx_<plusminus_insn><mode>3): Likewise.
4173 (*avx_vm<plusminus_insn><mode>3): Likewise.
4174 (mul<mode>3): Likewise.
4175 (*avx_mul<mode>3): Likewise.
4176 (*avx_vmmul<mode>3): Likewise.
4177 (divv8sf3): Likewise.
4178 (divv4df3): Likewise.
4179 (avx_div<mode>3): Likewise.
4180 (*avx_div<mode>3): Likewise.
4181 (*avx_vmdiv<mode>3): Likewise.
4182 (avx_rcpv8sf2): Likewise.
4183 (*avx_vmrcpv4sf2): Likewise.
4184 (sqrtv8sf2): Likewise.
4185 (avx_sqrtv8sf2): Likewise.
4186 (*avx_vmsqrt<mode>2): Likewise.
4187 (rsqrtv8sf2): Likewise.
4188 (avx_rsqrtv8sf2): Likewise.
4189 (*avx_vmrsqrtv4sf2): Likewise.
4190 (<code><mode>3): Likewise.
4191 (*avx_<code><mode>3_finite): Likewise.
4192 (*avx_<code><mode>3): Likewise.
4193 (*avx_vm<code><mode>3): Likewise.
4194 (*avx_ieee_smin<mode>3): Likewise.
4195 (*avx_ieee_smax<mode>3): Likewise.
4196 (avx_addsubv8sf3): Likewise.
4197 (avx_addsubv4df3): Likewise.
4198 (*avx_addsubv4sf3): Likewise.
4199 (*avx_addsubv2df3): Likewise.
4200 (avx_h<plusminus_insn>v4df3): Likewise.
4201 (avx_h<plusminus_insn>v8sf3): Likewise.
4202 (*avx_h<plusminus_insn>v4sf3): Likewise.
4203 (*avx_h<plusminus_insn>v2df3): Likewise.
4204 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4205 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4206 (*avx_maskcmp<mode>3): Likewise.
4207 (avx_nand<mode>3): Likewise.
4208 (*avx_<code><mode>3): Likewise.
4209 (*avx_nand<mode>3): Likewise.
4210 (*avx_<code><mode>3): Likewise.
4211 (*avx_cvtsi2ss): Likewise.
4212 (*avx_cvtsi2ssq): Likewise.
4213 (*avx_cvtsi2sd): Likewise.
4214 (*avx_cvtsi2sdq): Likewise.
4215 (*avx_cvtsd2ss): Likewise.
4216 (avx_cvtss2sd): Likewise.
4217 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4218 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4219 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4220 (*avx_cvtsi2sd): Likewise.
4221 (*avx_cvtsi2sdq): Likewise.
4222 (avx_cvtdq2pd256): Likewise.
4223 (avx_cvtpd2dq256): Likewise.
4224 (avx_cvttpd2dq256): Likewise.
4225 (*avx_cvtsd2ss): Likewise.
4226 (*avx_cvtss2sd): Likewise.
4227 (avx_cvtpd2ps256): Likewise.
4228 (avx_cvtps2pd256): Likewise.
4229 (*avx_movhlps): Likewise.
4230 (*avx_movlhps): Likewise.
4231 (avx_unpckhps256): Likewise.
4232 (*avx_unpckhps): Likewise.
4233 (avx_unpcklps256): Likewise.
4234 (*avx_unpcklps): Likewise.
4235 (avx_movshdup256): Likewise.
4236 (avx_movsldup256): Likewise.
4237 (avx_shufps256): Likewise.
4238 (avx_shufps256_1): Likewise.
4239 (*avx_shufps_<mode>): Likewise.
4240 (*avx_loadhps): Likewise.
4241 (*avx_storelps): Likewise.
4242 (*avx_loadlps): Likewise.
4243 (*avx_movss): Likewise.
4244 (*vec_dupv4sf_avx): Likewise.
4245 (*vec_concatv2sf_avx): Likewise.
4246 (*vec_concatv4sf_avx): Likewise.
4247 (*vec_setv4sf_0_avx): Likewise.
4248 (*vec_setv4sf_avx): Likewise.
4249 (*avx_insertps): Likewise.
4250 (avx_vextractf128<mode>): Likewise.
4251 (vec_extract_lo_<mode>): Likewise.
4252 (vec_extract_hi_<mode>): Likewise.
4253 (vec_extract_lo_<mode>): Likewise.
4254 (vec_extract_hi_<mode>): Likewise.
4255 (vec_extract_lo_v16hi): Likewise.
4256 (vec_extract_hi_v16hi): Likewise.
4257 (vec_extract_lo_v32qi): Likewise.
4258 (vec_extract_hi_v32qi): Likewise.
4259 (avx_unpckhpd256): Likewise.
4260 (*avx_unpckhpd): Likewise.
4261 (avx_movddup256): Likewise.
4262 (*avx_movddup): Likewise.
4263 (avx_unpcklpd256): Likewise.
4264 (*avx_unpcklpd): Likewise.
4265 (avx_shufpd256): Likewise.
4266 (avx_shufpd256_1): Likewise.
4267 (*avx_punpckhqdq): Likewise.
4268 (*avx_punpcklqdq): Likewise.
4269 (*avx_shufpd_<mode>): Likewise.
4270 (*avx_storehpd): Likewise.
4271 (*avx_loadhpd): Likewise.
4272 (*avx_loadlpd): Likewise.
4273 (*avx_movsd): Likewise.
4274 (*vec_concatv2df_avx): Likewise.
4275 (*avx_<plusminus_insn><mode>3): Likewise.
4276 (*avx_<plusminus_insn><mode>3): Likewise.
4277 (*avx_mulv8hi3): Likewise.
4278 (*avxv8hi3_highpart): Likewise.
4279 (*avx_umulv8hi3_highpart): Likewise.
4280 (*avx_umulv2siv2di3): Likewise.
4281 (*avx_mulv2siv2di3): Likewise.
4282 (*avx_pmaddwd): Likewise.
4283 (*avx_mulv4si3): Likewise.
4284 (*avx_ashr<mode>3): Likewise.
4285 (*avx_lshr<mode>3): Likewise.
4286 (*avx_ashl<mode>3): Likewise.
4287 (*avx_<code><mode>3): Likewise.
4288 (*avx_eq<mode>3): Likewise.
4289 (*avx_gt<mode>3): Likewise.
4290 (*avx_nand<mode>3): Likewise.
4291 (*avx_nand<mode>3): Likewise.
4292 (*avx_<code><mode>3): Likewise.
4293 (*avx_<code><mode>3): Likewise.
4294 (*avx_packsswb): Likewise.
4295 (*avx_packssdw): Likewise.
4296 (*avx_packuswb): Likewise.
4297 (*avx_punpckhbw): Likewise.
4298 (*avx_punpcklbw): Likewise.
4299 (*avx_punpckhwd): Likewise.
4300 (*avx_punpcklwd): Likewise.
4301 (*avx_punpckhdq): Likewise.
4302 (*avx_punpckldq): Likewise.
4303 (*avx_pinsr<avxmodesuffixs>): Likewise.
4304 (*avx_pinsrq): Likewise.
4305 (*avx_loadld): Likewise.
4306 (*vec_extractv2di_1_rex64_avx): Likewise.
4307 (*vec_extractv2di_1_avx): Likewise.
4308 (*vec_dupv2di_avx): Likewise.
4309 (*vec_concatv2si_avx): Likewise.
4310 (*vec_concatv4si_1_avx): Likewise.
4311 (*vec_concatv2di_avx): Likewise.
4312 (*vec_concatv2di_rex64_avx): Likewise.
4313 (*avx_uavgv16qi3): Likewise.
4314 (*avx_uavgv8hi3): Likewise.
4315 (*avx_psadbw): Likewise.
4316 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4317 (*avx_phaddwv8hi3): Likewise.
4318 (*avx_phadddv4si3): Likewise.
4319 (*avx_phaddswv8hi3): Likewise.
4320 (*avx_phsubwv8hi3): Likewise.
4321 (*avx_phsubdv4si3): Likewise.
4322 (*avx_phsubswv8hi3): Likewise.
4323 (*avx_pmaddubsw128): Likewise.
4324 (*avx_pmulhrswv8hi3): Likewise.
4325 (*avx_pshufbv16qi3): Likewise.
4326 (*avx_psign<mode>3): Likewise.
4327 (*avx_palignrti): Likewise.
4328 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4329 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4330 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4331 (*avx_mpsadbw): Likewise.
4332 (*avx_packusdw): Likewise.
4333 (*avx_pblendvb): Likewise.
4334 (*avx_pblendw): Likewise.
4335 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4336 (avx_ptest256): Likewise.
4337 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4338 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4339 (*avx_aesenc): Likewise.
4340 (*avx_aesenclast): Likewise.
4341 (*avx_aesdec): Likewise.
4342 (*avx_aesdeclast): Likewise.
4343 (avx_vzeroupper): Likewise.
4344 (avx_vzeroupper_rex64): Likewise.
4345 (avx_vpermil<mode>): Likewise.
4346 (avx_vpermilvar<mode>3): Likewise.
4347 (avx_vpermil2<mode>3): Likewise.
4348 (avx_vperm2f128<mode>3): Likewise.
4349 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4350 (avx_vbroadcastss256): Likewise.
4351 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4352 (avx_vinsertf128<mode>): Likewise.
4353 (vec_set_lo_<mode>): Likewise.
4354 (vec_set_hi_<mode>): Likewise.
4355 (vec_set_lo_<mode>): Likewise.
4356 (vec_set_hi_<mode>): Likewise.
4357 (vec_set_lo_v16hi): Likewise.
4358 (vec_set_hi_v16hi): Likewise.
4359 (vec_set_lo_v32qi): Likewise.
4360 (vec_set_hi_v32qi): Likewise.
4361 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4362 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4363 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4364 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4365 (vec_init<mode>): Likewise.
4366 (*vec_concat<mode>_avx): Likewise.
4367 (blendbits): Support V8SF and V4DF.
4368 (sse2_movq128): Support AVX.
4369 (<sse>_movnt<mode>): Likewise.
4370 (sse2_movntv2di): Likewise.
4371 (sse_rcpv4sf2): Likewise.
4372 (sse_sqrtv4sf2): Likewise.
4373 (sse_rsqrtv4sf2): Likewise.
4374 (<sse>_comi): Likewise.
4375 (<sse>_ucomi): Likewise.
4376 (sse_cvtss2si): Likewise.
4377 (sse_cvtss2si_2): Likewise.
4378 (sse_cvtss2siq): Likewise.
4379 (sse_cvtss2siq_2): Likewise.
4380 (sse_cvttss2si): Likewise.
4381 (sse_cvttss2siq): Likewise.
4382 (sse2_cvtsd2si): Likewise.
4383 (sse2_cvtsd2si_2): Likewise.
4384 (sse2_cvtsd2siq): Likewise.
4385 (sse2_cvtsd2siq_2): Likewise.
4386 (sse2_cvttsd2si): Likewise.
4387 (sse2_cvttsd2siq): Likewise.
4388 (sse2_cvtdq2pd): Likewise.
4389 (*sse2_cvtpd2dq): Likewise.
4390 (*sse2_cvttpd2dq): Likewise.
4391 (*sse2_cvtpd2ps): Likewise.
4392 (sse2_cvtps2pd): Likewise.
4393 (sse3_movshdup): Likewise.
4394 (sse3_movsldup): Likewise.
4395 (sse_storehps): Likewise.
4396 (*sse4_1_extractps): Likewise.
4397 (sse2_storelpd): Likewise.
4398 (vec_dupv2df_sse3): Likewise.
4399 (*vec_concatv2df_sse3): Likewise.
4400 (*sse4_1_pextrb): Likewise.
4401 (*sse4_1_pextrb_memory): Likewise.
4402 (*sse2_pextrw): Likewise.
4403 (*sse4_1_pextrw_memory): Likewise.
4404 (*sse4_1_pextrd): Likewise.
4405 (*sse4_1_pextrq): Likewise.
4406 (sse2_pshufd_1): Likewise.
4407 (sse2_pshuflw_1): Likewise.
4408 (sse2_pshufhw_1): Likewise.
4409 (*sse2_storeq_rex64): Likewise.
4410 (*vec_dupv4si): Likewise.
4411 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4412 (sse2_pmovmskb): Likewise.
4413 (*sse2_maskmovdqu): Likewise.
4414 (*sse2_maskmovdqu_rex64): Likewise.
4415 (sse_ldmxcsr): Likewise.
4416 (sse_stmxcsr): Likewise.
4417 (abs<mode>2): Likewise.
4418 (sse4_1_movntdqa): Likewise.
4419 (sse4_1_phminposuw): Likewise.
4420 (sse4_1_extendv8qiv8hi2): Likewise.
4421 (*sse4_1_extendv8qiv8hi2): Likewise.
4422 (sse4_1_extendv4qiv4si2): Likewise.
4423 (*sse4_1_extendv4qiv4si2): Likewise.
4424 (sse4_1_extendv2qiv2di2): Likewise.
4425 (*sse4_1_extendv2qiv2di2): Likewise.
4426 (sse4_1_extendv4hiv4si2): Likewise.
4427 (*sse4_1_extendv4hiv4si2): Likewise.
4428 (sse4_1_extendv2hiv2di2): Likewise.
4429 (*sse4_1_extendv2hiv2di2): Likewise.
4430 (sse4_1_extendv2siv2di2): Likewise.
4431 (*sse4_1_extendv2siv2di2): Likewise.
4432 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4433 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4434 (sse4_1_zero_extendv4qiv4si2): Likewise.
4435 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4436 (sse4_1_zero_extendv2qiv2di2): Likewise.
4437 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4438 (sse4_1_zero_extendv4hiv4si2): Likewise.
4439 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4440 (sse4_1_zero_extendv2hiv2di2): Likewise.
4441 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4442 (sse4_1_zero_extendv2siv2di2): Likewise.
4443 (*sse4_1_zero_extendv2siv2di2): Likewise.
4444 (sse4_1_ptest): Likewise.
4445 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4446 (sse4_2_pcmpestri): Likewise.
4447 (sse4_2_pcmpestrm): Likewise.
4448 (sse4_2_pcmpistri): Likewise.
4449 (sse4_2_pcmpistrm): Likewise.
4451 (aeskeygenassist): Likewise.
4453 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4455 * config/i386/predicates.md (vzeroall_operation): New.
4457 * config/i386/sse.md (avx_vzeroall): New.
4458 (*avx_vzeroall): Likewise.
4460 2008-08-28 Paul Brook <paul@codesourcery.com>
4461 Mark Shinwell <shinwell@codesourcery.com>
4462 Richard Earnshaw <richard.earnshaw@arm.com>
4464 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4465 (TARGET_MIN_ANCHOR_OFFSET): New.
4466 (arm_override_options): Set correct anchor ranges for Thumb-1
4467 and Thumb-2 if required.
4468 (legitimize_pic_address): Handle case involving a TLS symbol
4469 reference with an addend.
4470 (arm_optimization_options): Enable section anchors at -O1 and
4472 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4473 * config/arm/arm-protos.h (arm_optimization_options): New.
4475 2008-08-28 Nick Clifton <nickc@redhat.com>
4477 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4478 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4481 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4482 * config/v850/v850.md (return): Remove frame size restriction.
4484 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4486 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4488 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4490 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4492 2008-08-28 Paul Brook <paul@codesourcery.com>
4494 * config/arm/vfp11.md: Update license notice.
4495 * config/arm/cortex-r4.md: Ditto.
4497 2008-08-28 Richard Guenther <rguenther@suse.de>
4499 PR tree-optimization/37207
4500 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4503 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4506 * tree.c (int_fits_type_p): Don't forget unsigned integers
4507 of type sizetype which higher end word equals -1.
4509 2008-08-28 Ira Rosen <irar@il.ibm.com>
4511 * target.h (struct vectorize): Add new target builtin.
4512 * tree-vectorizer.c (destroy_loop_vec_info): Call
4513 vect_free_slp_instance instead of vect_free_slp_node.
4514 * tree-vectorizer.h (enum slp_load_perm_type): New.
4515 (struct _slp_instance): Add new fields.
4516 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4517 (SLP_INSTANCE_LOADS): New.
4518 (vect_free_slp_tree): Remove.
4519 (vect_free_slp_instance): Declare.
4520 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4521 (vectorizable_load): Add argument.
4522 (vect_transform_slp_perm_load): New.
4523 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4525 (vect_get_place_in_interleaving_chain): New function.
4526 (vect_free_slp_tree): Make static.
4527 (vect_free_slp_instance): New function.
4528 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4529 collect the load location in the interleaving chain.
4530 (vect_supported_slp_permutation_p): New function.
4531 (vect_supported_load_permutation_p): Likewise.
4532 (vect_analyze_slp_instance): In case of loads permutation, call
4533 vect_supported_load_permutation_p to check that the permutation is
4535 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4536 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4537 (vect_create_mask_and_perm): New function.
4538 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4539 (vectorizable_load): Add an argument. Don't keep the created vectors
4540 statements in the node if permutation is required. Call
4541 vect_transform_slp_perm_load to generate the permutation.
4542 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4543 additional argument.
4544 (vect_schedule_slp_instance): In case of loads permutation, allocate
4545 vectorized statements structure for all the related SLP nodes. Call
4546 vect_transform_stmt with addditional argument.
4547 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4548 * config/spu/spu.c (spu_builtin_vec_perm): New.
4549 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4550 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4551 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4552 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4554 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4556 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4557 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4558 __gthread_cond_signal, __gthread_cond_timedwait,
4559 __gthread_cond_timedwait_recursive): New functions.
4560 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4562 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4565 2008-08-28 Richard Guenther <rguenther@suse.de>
4568 * fold-const.c (maybe_canonicalize_comparison_1): Require
4569 undefined overflow only for canonicalizing A +- CST cmp CST.
4570 Make sure to not generate new constants that are not inside
4571 their TYPE_MIN/MAX_VALUE range.
4572 (maybe_canonicalize_comparison): Remove undefined overflow
4574 (fold_binary): Remove now duplicate folding.
4576 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4578 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4579 use not updated in the last change.
4581 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4583 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4584 (IRA_COVER_CLASSES): Add FPUL_REGS.
4586 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4589 * c-common.c (conversion_warning): Check for null operands.
4591 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4594 * c-decl.c (check_for_loop_decls): Improve error message. Give
4597 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4600 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4601 (convert_for_assignment): Pass corrent OPT_W* parameter to
4602 WARN_FOR_ASSIGNMENT.
4604 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4607 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4609 2008-08-27 Paul Brook <paul@codesourcery.com>
4611 * config.gcc: Loosen checks for arm uclinux eabi targets.
4613 2008-08-27 Paul Brook <paul@codesourcery.com>
4615 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4617 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4619 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4621 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4622 the enumerators of an ENUMERAL_TYPE.
4623 * dbxout.c (dbxout_type): Ditto.
4625 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4628 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4629 (fwprop_addr): Check that the loop_father is not the outer loop.
4631 2008-08-26 Paul Brook <paul@codesourcery.com>
4633 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4634 Remove documentation entry for fmul type.
4635 Use fmuls to annotate single-precision multiplication patterns,
4636 fmuld to annotate double-precision multiplication patterns,
4637 fmacs to annotate single-precision multiply-accumulate patterns
4638 and fmacd to annotate double-precision multiply-accumulate patterns.
4639 * config/arm/vfp11.md: Update reservations accordingly.
4640 * config/arm/arm.md: Note that certain values of the "type"
4641 attribute are documented in vfp.md.
4642 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4643 (v10_cvt): Use new fmul types.
4645 2008-08-26 Paul Brook <paul@codesourcery.com>
4647 * config/arm/vfp.md: Move pipeline description for VFP11 to...
4648 * config/arm/vfp11.md: ...here. New.
4649 * config/arm/arm.md: Include vfp11.md.
4651 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
4653 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
4654 parameter to inform call.
4656 2008-08-26 Jeff Law <law@redhat.com>
4658 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
4659 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
4660 preferred class when copying a constant into a partial word register.
4662 2008-08-26 Ben Elliston <bje@au.ibm.com>
4664 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
4665 * cp/typeck.c: Likewise.
4666 * cp/tree.c: Likewise.
4667 * gimple-low.c: Likewise.
4670 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
4672 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
4673 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
4675 * doc/passes.texi: Describe IRA.
4677 * doc/tm.texi (IRA_COVER_CLASSES,
4678 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
4680 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
4681 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
4682 -fira-propagate-cost, -fno-ira-share-save-slots,
4683 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
4685 * flags.h (ira_algorithm): New enumeration.
4686 (flag_ira_algorithm, flag_ira_verbose): New external variable
4689 * postreload.c (gate_handle_postreload): Don't do post reload
4690 optimizations unless the reload is completed.
4692 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
4695 * tree-pass.h (pass_ira): New external variable declaration.
4697 * reload.h: Add 2008 to the Copyright.
4699 * cfgloopanal.c: Include params.h.
4700 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
4703 * params.h (IRA_MAX_LOOPS_NUM): New macro.
4705 * toplev.c (ira.h): New include.
4706 (flag_ira_algorithm, flag_ira_verbose): New external variables.
4707 (backend_init_target): Call ira_init.
4708 (backend_init): Call ira_init_once.
4709 (finalize): Call finish_ira_once.
4711 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
4712 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
4715 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
4716 may_move_out_cost): New external variable declarations.
4717 (move_table): New typedef.
4719 * caller-save.c: Include headers output.h and ira.h.
4720 (no_caller_save_reg_set): New global variable.
4721 (save_slots_num, save_slots): New variables.
4722 (reg_save_code, reg_restore_code, add_stored_regs): Add
4724 (init_caller_save): Set up no_caller_save_reg_set.
4725 (init_save_areas): Reset save_slots_num.
4726 (saved_hard_reg): New structure.
4727 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
4728 (initiate_saved_hard_regs, new_saved_hard_reg,
4729 finish_saved_hard_regs, saved_hard_reg_compare_func): New
4731 (setup_save_areas): Add code for sharing stack slots.
4732 (all_blocks): New variable.
4733 (save_call_clobbered_regs): Process pseudo-register too.
4734 (mark_set_regs): Process pseudo-register too.
4735 (insert_one_insn): Put the insn after bb note in a empty basic
4736 block. Add insn check.
4738 * global.c (eliminable_regset): Make it external.
4739 (mark_elimination): Use DF_LR_IN for IRA.
4740 (pseudo_for_reload_consideration_p): New.
4741 (build_insn_chain): Make it external. Don't ignore spilled
4742 pseudos for IRA. Use pseudo_for_reload_consideration_p.
4743 (gate_handle_global_alloc): New function.
4744 (pass_global_alloc): Add the gate function.
4746 * opts.c (decode_options): Set up flag_ira. Print the warning for
4748 (common_handle_option): Process -fira-algorithm and -fira-verbose.
4750 * timevar.def (TV_IRA, TV_RELOAD): New passes.
4752 * regmove.c (regmove_optimize): Don't do replacement of output for
4755 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
4756 New external variable declarations.
4758 * local-alloc.c (update_equiv_regs): Make it external. Return
4759 true if jump label rebuilding should be done. Rescan new_insn for
4761 (gate_handle_local_alloc): New function.
4762 (pass_local_alloc): Add the gate function.
4764 * alias.c (value_addr_p, stack_addr_p): New functions.
4765 (nonoverlapping_memrefs_p): Use them for IRA.
4767 * common.opt (fira, fira-algorithm, fira-coalesce,
4768 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
4769 fira-verbose): New options.
4771 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
4772 move_cost, may_move_in_cost, may_move_out_cost): Make the
4774 (move_table): Remove typedef.
4775 (init_move_cost): Make it external.
4776 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
4779 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
4780 setup_reg_classes): New function prototypes.
4781 (eliminable_regset): New external variable declaration.
4782 (build_insn_chain, update_equiv_regs): New function prototypes.
4784 * Makefile.in (IRA_INT_H): New definition.
4785 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
4786 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
4787 (reload1.o, toplev.o): Add dependence on ira.h.
4788 (cfgloopanal.o): Add PARAMS_H.
4789 (caller-save.o): Add dependence on output.h and ira.h.
4790 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
4791 ira-emit.o, ira-lives.o): New entries.
4793 * passes.c (pass_ira): New pass.
4795 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
4797 * reload1.c (ira.h): Include the header.
4798 (changed_allocation_pseudos): New bitmap.
4799 (init_reload): Initiate the bitmap.
4800 (compute_use_by_pseudos): Permits spilled registers in FROM.
4801 (temp_pseudo_reg_arr): New variable.
4802 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
4803 IRA. Call alter_reg with the additional parameter. Don't clear
4804 spilled_pseudos for IRA. Restore original insn chain for IRA.
4805 Clear changed_allocation_pseudos at the end of reload.
4806 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
4807 (hard_regno_to_pseudo_regno): New variable.
4808 (count_pseudo): Check spilled pseudos. Set up
4809 hard_regno_to_pseudo_regno.
4810 (count_spilled_pseudo): Check spilled pseudos. Update
4811 hard_regno_to_pseudo_regno.
4812 (find_reg): Use better_spill_reload_regno_p. Check
4813 hard_regno_to_pseudo_regno.
4814 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
4816 (eliminate_regs_1): Use additional parameter for alter_reg.
4817 (finish_spills): Set up pseudo_previous_regs only for spilled
4818 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
4819 more arguments. Don't clear live_throughout and dead_or_set for
4820 spilled pseudos. Use additional parameter for alter_reg. Call
4821 mark_allocation_change. Set up changed_allocation_pseudos.
4822 Remove sanity check.
4823 (emit_input_reload_insns, delete_output_reload): Use additional
4824 parameter for alter_reg. Call mark_allocation_change.
4825 (substitute, gen_reload_chain_without_interm_reg_p): New
4827 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
4829 * testsuite/gcc.dg/20080410-1.c: New file.
4831 * config/s390/s390.h (IRA_COVER_CLASSES,
4832 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
4834 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
4836 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
4838 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
4840 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
4842 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
4844 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
4846 2008-08-24 Jeff Law <law@redhat.com>
4847 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
4848 when ignoring unavailable registers.
4850 2008-08-24 Jeff Law <law@redhat.com>
4851 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
4852 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
4853 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
4854 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
4856 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
4857 * ira-build.c (allocno_range_compare_func): Stabilize sort.
4859 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
4860 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
4861 * reload1.c (find_reg): Process registers in register allocation order.
4863 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4864 * toplev.c (backend_init_target): Move ira_init call from
4866 (lang_dependent_init_target): ...to here.
4868 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
4869 * ira.c (setup_class_subset_and_memory_move_costs): Don't
4870 calculate memory move costs for NO_REGS.
4872 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
4873 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
4874 STACK_REGS is defined.
4876 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4877 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
4879 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
4880 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
4882 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
4883 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
4884 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
4887 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
4888 Dorit Nuzman <dorit@il.ibm.com>
4890 * gcc/config/spu/spu.md (vec_extract_evenv4si,
4891 vec_extract_evenv4sf, vec_extract_evenv8hi,
4892 vec_extract_evenv16qi, vec_extract_oddv4si,
4893 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
4894 vec_interleave_highv4sf, vec_interleave_lowv4sf,
4895 vec_interleave_highv4si, vec_interleave_lowv4si,
4896 vec_interleave_highv8hi, vec_interleave_lowv8hi,
4897 vec_interleave_highv16qi, vec_interleave_lowv16qi,
4898 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
4900 2008-08-25 Janis Johnson <janis187@us.ibm.com>
4903 * config/rs6000/rs6000.c (optimization_options): Don't default to
4904 section anchors without toplevel reorder.
4906 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4908 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
4909 (mfc_end_critical_section): Likewise.
4911 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4913 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
4914 all type qualifiers from element type to vector type.
4916 2008-08-25 David Daney <ddaney@avtrex.com>
4918 * config/mips/mips.md (immediate_insn): Move up in file, fix
4919 comment typo, reformat.
4920 (fetchop_bit, atomic_hiqi_op memory_barrier,
4921 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
4922 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
4923 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
4924 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
4925 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
4926 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
4927 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
4928 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
4929 sync_old_nand<mode>, sync_new_nand<mode>,
4930 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
4931 test_and_set_12): Moved to sync.md.
4933 * config/mips/sync.md: New file.
4935 2008-08-25 Richard Henderson <rth@redhat.com>
4937 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
4938 (regsave): Likewise.
4939 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
4940 (output_cfi_directive): Likewise.
4941 (div_data_align): New.
4942 (output_cfi): Use it.
4944 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
4946 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
4947 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
4948 (TARGET_OCTEON): New macro.
4949 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
4950 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
4951 (ISA_HAS_POP): New macro.
4952 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4954 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4956 * config/mips/mips.md (cpu): Add octeon.
4957 (type): Add pop attribute value.
4958 (popcount<mode>2): New pattern.
4959 * doc/invoke.texi (-march=@var{arch}): Add octeon.
4961 2008-08-24 Jan Hubicka <jh@suse.cz>
4963 * doc/invoke.texi (-fipa-cp-clone): New option.
4964 (-fipa-cp): Update docs.
4965 (--param ipcp-unit-growth):New.
4966 * ipa-cp.c: Include fibheap.h, params.h
4967 (ipcp_initialize_node_lattices): When not cloning, all externally
4968 visible functions are bottom.
4969 (ipcp_need_redirect_p): Accept clones.
4970 (ipcp_insert_stage): Use cost driven heuristics.
4971 (max_count, dead_nodes): New static vars.
4972 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
4973 ipcp_const_param_count): New functions.
4974 * common.opt (ipa-cp-clone): New command line option.
4975 * params.def (ipcp-unit-growth): New.
4977 2008-08-24 Jan Hubicka <jh@suse.cz>
4979 * tree-inline.c (tree_function_versioning): Look harder
4980 for referenced vars.
4982 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
4984 PR tree-optimization/37185
4985 * matrix-reorg.c (transform_access_sites): Update changed stmt.
4987 2008-08-23 Jan Hubicka <jh@suse.cz>
4989 * ipa-cp.c (ipcp_analyze_node): New function.
4990 (ipcp_update_cloned_node): Use it.
4991 (ipcp_init_stage): Likewise.
4992 * ipa-inline.c (function_insertion_hook_holder): New static var.
4993 (analyze_function): Break out from ....
4994 (inline_generate_summary): Here; register insertion hook.
4995 (cgraph_decide_inlining): Remove hook.
4996 (add_new_function): New function.
4998 2008-08-23 Jan Hubicka <jh@suse.cz>
5000 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5002 2008-08-23 Jan Hubicka <jh@suse.cz>
5004 * ipa-cp.c (constant_val_insert): Remove.
5005 (ipcp_propagate_one_const): Remove.
5006 (ipcp_create_replace_map): Always insert replacements to the map.
5007 (ipcp_insert_stage): Do not try to insert statements by hand.
5008 * tree-inline.c (insert_init_stmt): Break out from ...
5009 (setup_one_parameter): ... here; allow NULL BB pointer.
5010 (tree_function_versioning): Use setup_one_parameter to process
5013 2008-08-23 Jan Hubicka <jh@suse.cz>
5015 * tree.c (decl_address_ip_invariant_p): New function.
5016 * tree.h (decl_address_ip_invariant_p): Declare.
5017 * gimple.c (strip_invariant_refs): Break out from ...
5018 (is_gimple_invariant_address): ... here
5019 (is_gimple_ip_invariant_address): New function.
5020 (is_gimple_ip_invariant): New function.
5021 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5024 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5025 (ipcp_lat_is_insertable): All constants are insertable.
5026 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5027 IPA_CONST_VALUE_REF.
5028 (ipcp_initialize_node_lattices): Propagate all types of operands.
5029 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5030 (ipcp_create_replace_map): Reformat.
5031 (ipcp_need_redirect_p): Simplify.
5032 (ipcp_insert_stage): Check that argument is used before clonning.
5033 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5035 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5036 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5037 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5038 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5039 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5040 * tree-inline.c (tree_function_versioning): Add variables referenced
5043 2008-08-23 Jan Hubicka <jh@suse.cz>
5046 * i386.c (standard_80387_constant_p): Use optimize_size.
5048 2008-08-23 Ira Rosen <irar@il.ibm.com>
5050 PR tree-optimization/37161
5051 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5052 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5053 (vect_determine_vectorization_factor): Move the scalar type
5054 retrieval to vect_get_smallest_scalar_type.
5055 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5056 scalar type. Remove redundant computation.
5057 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5058 (vect_get_slp_defs): Take the type of RHS into account if
5059 necessary by calling vect_get_smallest_scalar_type. Call
5060 vect_get_constant_vectors with additional argument.
5062 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5065 * doc/invoke.texi (Wwrite-strings): Clarify description.
5067 2008-08-23 Ira Rosen <irar@il.ibm.com>
5069 PR tree-optimization/37174
5070 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5071 def stmt is a part of the loop before accessing its stmt_vec_info.
5073 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5076 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5077 (*swap): New insn pattern.
5078 (*ashlqi3): Rename from ashlqi3 insn pattern.
5079 (ashlqi3): New expanders.
5080 (*lshrqi3): Rename from lshrqi3 insn pattern.
5081 (lshrqi3): New expanders.
5082 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5083 lshrqi3_const5, lshrqi3_const6): New splitters.
5084 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5085 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5088 2008-08-22 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/37078
5091 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5092 [+INF, +INF] ranges.
5094 2008-08-22 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/37143
5097 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5098 a conversion statement instead of a copy.
5100 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5103 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5104 CCCmode, CCOmode and CCSmode destination modes.
5107 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5108 from different units in a single alternative.
5109 (*vec_extractv2sf_1): Ditto.
5110 (*vec_extractv2si_0): Ditto.
5111 (*vec_extractv2si_1): Ditto.
5112 * config/i386/sse.md (sse2_storehpd): Ditto.
5113 (sse2_storelpd): Ditto.
5114 (sse2_loadhpd): Ditto.
5115 (sse2_loadlpd): Ditto.
5118 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5119 (popcountsi2): Ditto.
5120 (clzdi2_abm): Ditto.
5121 (popcountdi2): Ditto.
5122 (clzhi2_abm): Ditto.
5123 (popcounthi2): Ditto.
5125 2008-08-22 Richard Guenther <rguenther@suse.de>
5129 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5130 if the multiplication does not overflow.
5132 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5134 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5136 2008-08-21 Richard Henderson <rth@redhat.com>
5138 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5139 spurrious comma from test.
5140 * configure: Rebuild.
5142 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5145 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5148 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5150 * c-tree.h (grokfield): New argument.
5151 * c-decl.c (grokfield): Handle new location argument.
5152 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5154 2008-08-21 Richard Guenther <rguenther@suse.de>
5156 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5158 2008-08-21 Jan Hubicka <jh@suse.cz>
5160 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5161 (cgraph_add_function_insertion_hook,
5162 cgraph_remove_function_insertion_hook,
5163 cgraph_call_function_insertion_hooks): New functions.
5164 * cgraph.h (cgraph_add_function_insertion_hook,
5165 cgraph_remove_function_insertion_hook,
5166 cgraph_call_function_insertion_hooks): Declare.
5167 * ipa-reference.c (function_insertion_hook_holder): New variable.
5168 (check_operand, look_for_address_of): When checking late, do not care
5169 about module bitmaps.
5170 (add_new_function): New function.
5171 (generate_summary): Register hooks; zero module bitmaps.
5172 (propagate): Unregister hooks.
5173 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5174 (add_new_function): New function.
5175 (generate_summary): Register hook.
5176 (propagate): Remove hook.
5178 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5180 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5181 * ipa-cp.c (ipcp_update_cloned_node): New function.
5182 (build_const_val): Handle functions correctly; bring type logic
5183 into sync with tree-inline.c
5184 (ipcp_init_stage): Take care of computing stuff needed by
5185 indirect inlining; update clones.
5186 (ipcp_generate_summary): Break out of ipcp_driver.
5187 (ipcp_driver): Do only execution and transformation.
5188 (pass_ipa_cp): Make IPA_PASS.
5189 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5191 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5192 ipcp, some info is already available.
5193 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5194 * tree-inline.c (remap_ssa_name): Unshare expression.
5196 2008-08-21 Richard Guenther <rguenther@suse.de>
5198 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5199 a PHI ask VN if it is already available.
5200 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5201 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5203 2008-08-21 Richard Guenther <rguenther@suse.de>
5206 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5207 makes sure to produce a result of the correct type.
5209 2008-08-21 Jan Hubicka <jh@suse.cz>
5210 Backport from LTO branch:
5212 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5213 Jan Hubicka <jh@suse.cz>
5216 (init_state, finish_state, set_function_state, generate_summary):
5218 (scan_stmt): Renamed from scan_function. Changed to keep state in
5219 local static vars rather than cgraph aux field.
5220 (propagate): Renamed from static_execute. Changed to keep state in
5221 local static vars rather than cgraph aux field.
5222 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5223 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5225 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5227 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5228 * ipa-reference.c (init_function_info, generate_summary,
5229 propagate): New functions.
5230 (analyze_function): Call init_function_info.
5231 (static_execute): Stripped into generate_summary and propagate.
5232 (pass_ipa_reference): Made into ipa_opt_pass.
5234 2008-08-21 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/37181
5237 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5239 (extract_range_from_unary_expr): Likewise.
5241 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5243 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5245 * toplev.h (pedwarn_at): Likewise.
5246 * builtins.c: Update all calls to pedwarn.
5247 * c-lex.c: Likewise.
5248 * toplev.c: Likewise.
5249 * c-tree.h: Likewise.
5250 * c-decl.c: Likewise.
5251 * c-errors.c: Likewise.
5252 * c-typeck.c: Likewise.
5253 * c-common.c: Likewise.
5254 * c-parser.c: Likewise.
5256 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5259 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5260 with MODE_VECTOR_INT mode.
5262 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5265 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5266 initialized outside the current module.
5267 (warn_uninitialized_var): Ignore left-hand side when walking the
5268 trees. Ignore address expressions. Examine VUSE operands in gimple
5269 statements with a variable declaration on the right-hand side.
5271 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5274 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5276 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5279 * c-common.c (conversion_warning): Do not warn if applying bit-and
5280 operator to unsigned constant that fits in the target type.
5282 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5285 * c-common.c (conversion_warning): Do not warn for artificial
5288 2008-08-20 Richard Guenther <rguenther@suse.de>
5290 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5291 (extract_range_from_binary_expr): Fall back to constant propagation.
5292 (extract_range_from_unary_expr): Likewise.
5294 2008-08-20 Richard Guenther <rguenther@suse.de>
5296 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5297 with TREE_THIS_VOLATILE on shared nodes.
5298 (fold_stmt_r): Likewise.
5300 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5303 * c-parser.c (c_parser_attributes): For keywords use canonical
5304 spelling for attr_name.
5306 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5308 * value-prof.c (check_counter): Revert wrong call to error.
5310 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5312 * profile.c: Update calls to inform.
5313 * value-prof.c: Update calls to inform.
5315 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5317 * diagnostic.c (inform): Add an explicit location_t parameter.
5318 * toplev.h (inform): Update declaration.
5319 * builtins.c: Update all calls to inform.
5320 * c-common.c: Likewise.
5321 * c-decl.c: Likewise.
5322 * c-opts.c: Likewise.
5323 * c-pch.c: Likewise.
5324 * c-pragma.c: Likewise.
5325 * c-typeck.c: Likewise.
5326 * coverage.c: Likewise.
5328 * toplev.c: Likewise.
5329 * tree-cfg.c: Likewise.
5330 * tree-ssa.c: Likewise.
5332 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5335 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5336 V2DI mode, for SSE4.1, use movq instead of vector set if the
5337 second element is zero and inter-unit moves are OK.
5339 2008-08-20 Richard Guenther <rguenther@suse.de>
5341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5342 properly handle conversion/copy chains after tuplification.
5344 2008-08-20 Richard Guenther <rguenther@suse.de>
5346 * passes.c (init_optimization_passes): Move the second
5347 forwprop pass before alias computation. Remove the second
5348 DCE pass. Remove the first dominator and phi copy/const
5351 2008-08-20 Nick Clifton <nickc@redhat.com>
5353 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5354 support of this feature. Do not assume that a sufficiently new
5355 assembler will support the feature regardless of the target type.
5356 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5357 * configure: Regenerate.
5359 2008-08-20 Richard Guenther <rguenther@suse.de>
5361 * tree-vrp.c (found_in_subgraph): Remove.
5362 (live): New global static.
5363 (live_on_edge): New function.
5364 (blocks_visited): Remove.
5365 (register_edge_assert_for_2): Use live_on_edge.
5366 (find_conditional_asserts): Remove code dealing with
5367 found_in_subgraph. Do not walk the CFG.
5368 (find_switch_asserts): Likewise.
5369 (find_assert_locations_1): Renamed from find_assert_locations.
5370 Move finding assert locations for conditional and switch
5371 statements first. Update live bitmap. Do not walk the CFG.
5372 (find_assert_locations): New function.
5373 (insert_range_assertions): Remove entry of CFG walk.
5374 Adjust call to find_assert_locations.
5375 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5376 that only can appear because of fake exit edges but assert we
5377 never try to insert on those.
5378 (fini_pre): Do not remove fake exit edges here...
5379 (execute_pre): ...but here, before committing edge inserts.
5381 2008-08-19 Richard Guenther <rguenther@suse.de>
5383 * passes.c (init_optimization_passes): Exchange store-ccp
5386 2008-08-19 Rafael EspÃndola <espindola@google.com>
5388 * varasm.c (weak_decls): Move earlier in the file.
5389 (assemble_external): Add weak decls to the weak_decls list.
5390 (declare_weak): Don't add decls to the weak_decls list.
5392 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5395 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5396 before (sse2_shufpd_<mode>).
5398 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5401 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5402 * tree.c (block_nonartificial_location): Likewise.
5404 2008-08-19 Richard Guenther <rguenther@suse.de>
5406 PR tree-optimization/35972
5407 PR tree-optimization/23094
5408 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5410 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5411 handle MISALIGNED_INDIRECT_REF.
5412 (get_ref_from_reference_ops): New helper.
5413 (vn_reference_lookup_pieces): Walk the use-def chain using the
5414 alias-oracle if requested.
5415 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5416 walking the use-def chain.
5417 (compute_avail): But not here.
5418 (create_component_ref_by_pieces_1): Properly handle
5419 MISALIGNED_INDIRECT_REF.
5420 (do_regular_insertion): Handle fully redundant
5421 expressions after PHI-translation also for SSA_NAME values, not
5422 only constants. Correctly use edoubleprime for that.
5424 2008-08-19 Ira Rosen <irar@il.ibm.com>
5426 * tree-vectorizer.c (supportable_widening_operation): Support
5427 multi-step conversion, return the number of steps in such conversion
5428 and the required intermediate types.
5429 (supportable_narrowing_operation): Likewise.
5430 * tree-vectorizer.h (vect_pow2): New function.
5431 (supportable_widening_operation): Change argument types.
5432 (supportable_narrowing_operation): Likewise.
5433 (vectorizable_type_promotion): Add an argument.
5434 (vectorizable_type_demotion): Likewise.
5435 * tree-vect-analyze.c (vect_analyze_operations): Call
5436 vectorizable_type_promotion and vectorizable_type_demotion with
5437 additional argument.
5438 (vect_get_and_check_slp_defs): Detect patterns.
5439 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5441 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5442 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5443 factor according to the smallest type in the loop.
5444 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5445 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5446 supportable_widening_operation with correct arguments.
5447 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5448 operands lists according to the number of vector statements in left
5449 or right node, if exists.
5450 (vect_gen_widened_results_half): Remove unused argument.
5451 (vectorizable_conversion): Call supportable_widening_operation,
5452 supportable_narrowing_operation, and vect_gen_widened_results_half
5453 with correct arguments.
5454 (vectorizable_assignment): Change documentation, support multiple
5456 (vectorizable_operation): Likewise.
5457 (vect_get_loop_based_defs): New function.
5458 (vect_create_vectorized_demotion_stmts): Likewise.
5459 (vectorizable_type_demotion): Support loop-aware SLP and general
5460 multi-step conversion. Call vect_get_loop_based_defs and
5461 vect_create_vectorized_demotion_stmts for transformation.
5462 (vect_create_vectorized_promotion_stmts): New function.
5463 (vectorizable_type_promotion): Support loop-aware SLP and general
5464 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5466 (vectorizable_store): Change documentation, support multiple
5468 (vectorizable_load): Likewise.
5469 (vect_transform_stmt): Pass SLP_NODE to
5470 vectorizable_type_promotion and vectorizable_type_demotion.
5471 (vect_schedule_slp_instance): Move here the calculation of number
5472 of vectorized statements for each node from...
5473 (vect_schedule_slp): ... here.
5474 (vect_transform_loop): Call vect_schedule_slp without the last
5477 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5480 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5481 to == in assert statement.
5482 (vectorizable_reduction): Fix typo.
5484 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5487 * value-prof.c (check_counter): Dereference pointer to overall
5488 count when printing it.
5490 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5492 * profile.h: Really add it.
5494 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5496 * mcf.c: Really add it.
5498 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5499 Vinodha Ramasamy <vinodha@google.com>
5501 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5503 * value-prof.c (check_counter): Fix the counter if
5504 flag_profile_correction is true.
5505 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5506 tree_mod_subtract_transform):
5507 Follow check_counter parameter change.
5508 * common.opt (fprofile-correction): New option.
5510 * profile.h: Likewise.
5511 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5512 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5513 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5515 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5516 flag_profile_correction is set.
5518 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5520 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5522 2008-08-18 Tomas Bily <tbily@suse.cz>
5524 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5525 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5527 * tree-data-ref.c (split_constant_offset_1): Likewise.
5528 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5529 * tree-sra.c (sra_walk_expr): Likewise.
5530 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5531 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5532 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5533 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5535 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5536 * tree-vect-transform.c (vectorizable_type_demotion)
5537 (vectorizable_type_promotion): Likewise.
5538 * tree-inline.c (expand_call_inline):
5539 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5540 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5541 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5542 * expr.c (expand_expr_real_1): Likewise.
5543 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5544 (gimple_assign_unary_useless_conversion_p): Likewise.
5545 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5546 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5547 * fold-const.c (fold_unary): Likewise.
5548 * tree.h (CONVERT_EXPR_P): Likewise.
5549 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5550 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5552 (register_edge_assert_for_2, extract_range_from_unary_expr)
5553 (register_edge_assert_for_1): Likewise.
5555 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5557 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5558 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5559 (enum real_value_const): Delete.
5560 (get_real_const): Delete.
5561 * real.c (get_real_const): Delete.
5562 (dconst_e_ptr): Define.
5563 (dconst_third_ptr): Define.
5564 (dconst_sqrt2_ptr): Define.
5565 * builtins.c: Update all callers.
5567 2008-08-18 Richard Guenther <rguenther@suse.de>
5569 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5570 statement iterator after statement removal.
5572 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5574 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5575 (detect_processor_freebsd): Likewise.
5576 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5578 2008-08-18 Richard Guenther <rguenther@suse.de>
5580 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5581 and loads have the correct types.
5583 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5586 * c-opts.c (cpp_opts): Remove static.
5587 * c-parser.c (cpp_opts): Declare it extern.
5588 (disable_extension_diagnostics): Handle cpp options.
5589 (enable_extension_diagnostics): Likewise.
5591 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5593 * diagnostics.c (permerror_at): Rename as permerror.
5594 (permerror): Delete.
5595 * toplev.h: Likewise.
5597 2008-08-18 Richard Guenther <rguenther@suse.de>
5599 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5600 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5601 Move call_cdce before build_alias. Move copyrename2,
5602 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5603 right after final inlining.
5604 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5605 (pass_build_cfg): But instead via TODO_dump_func.
5607 2008-08-18 Richard Guenther <rguenther@suse.de>
5609 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5611 (scalarize_init): If we failed to generate some initializers
5612 do not generate zeros for not instantiated members. Instead
5613 rely on the copy out.
5614 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5615 about missing flow-sensitive alias info only if we have
5618 2008-08-17 Nick Clifton <nickc@redhat.com>
5620 * doc/extend.texi (Function Attributes): Fix typo in description
5621 if hot function attribute.
5623 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5624 Richard Sandiford <rdsandiford@googlemail.com>
5626 * doc/install.texi (--with-mips-plt): Document.
5627 * doc/invoke.texi (-mplt, -mno-plt): Document.
5628 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5629 and handle ${with_mips_plt}.
5630 * config/mips/mips.opt (mplt): New option.
5631 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5632 (TARGET_ABICALLS_PIC2): Likewise.
5633 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5634 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5635 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5636 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5637 to decide whether to output ".option picX" directives.
5638 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5639 Pass -call_nonpic rather than -KPIC for -mplt.
5640 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5641 on the command line. Also remove it when -mabi=64 is used without
5643 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5644 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5645 TARGET_ABICALLS_PIC0.
5646 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
5648 (mips16_build_function_stub): Only output ".option pic" directives
5649 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
5650 (mips16_build_call_stub): Fix comment and remove redundant
5651 ".set at"/"set .noat" directives.
5652 (mips_function_rodata_section): Use the default behaviour for
5653 TARGET_ABSOLUTE_ABICALLS.
5654 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
5655 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
5656 (mips_restore_gp): Do nothing if the current function doesn't use
5658 (mips_expand_prologue): Only save $gp if the current function uses it.
5659 Use a normal move for TARGET_ABICALLS_PIC0.
5660 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
5662 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
5664 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
5665 of function when handling GLOBAL_POINTER_REGNUM.
5667 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
5670 * common.opt (-fstack-check): Do not declare the variable here.
5671 (-fstack-check=): New option variant.
5672 * doc/invoke.texi (Code Gen Options): Document it.
5673 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
5674 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
5675 (STACK_CHECK_STATIC_BUILTIN): New macro.
5676 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
5677 * opts.c: Include expr.h.
5678 (common_handle_option) <OPT_fold_stack_check_>: New case.
5679 <OPT_fstack_check>: Likewise.
5680 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
5681 consistently in the test for variable-sized types. Adjust for
5682 new behaviour of flag_stack_check.
5683 * explow.c: Include except.h.
5684 (allocate_dynamic_stack_space): Do not take into account
5685 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
5686 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
5687 for variable-sized parameters. Treat all parameters whose size is
5688 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
5689 stack checking is enabled.
5690 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
5691 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
5692 if generic stack checking is enabled.
5693 (expand_function_end): Adjust for new behaviour of flag_stack_check.
5694 * reload1.c (reload): Likewise.
5695 * stmt.c (expand_decl): Assert that all automatic variables have
5696 fixed size at this point and remove dead code.
5697 * flags.h (stack_check_type): New enumeration type.
5698 (flag_stack_check): Declare.
5699 * toplev.c (flag_stack_check): New global variable.
5700 * Makefile.in (opts.o): Add dependency on EXPR_H.
5701 (explow.o): Add dependency on except.h.
5703 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
5705 * config/avr/avr.c (avr_override_options): Reduce value of
5706 PARAM_INLINE_CALL_COST.
5708 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
5710 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
5711 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
5712 lieu of TYPE_MODE (type) throughout.
5714 2008-08-15 Joseph Myers <joseph@codesourcery.com>
5716 * config/arm/arm.c (add_minipool_backward_ref): Check for
5717 8-byte-aligned entries in second case of forcing insertion after a
5718 particular entry. Change third case to avoid inserting
5719 non-8-byte-aligned entries before 8-byte-aligned ones.
5721 2008-08-15 Richard Guenther <rguenther@suse.de>
5723 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
5724 strip components for unknown size accesses.
5726 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
5728 * config/s390/2097.md New file.
5729 * config/s390/s390.md ("z10prop" attribute): Define none,
5730 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
5731 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
5732 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
5733 possible values and apply them to insns as appropriate.
5734 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
5735 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
5736 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
5737 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
5738 ("bfp" mode attribute): Removed. Every occurence replaced
5740 * config/s390/s390.c (struct "z10_cost"): Updated entries.
5741 * config/s390/2084.md (insn_reservation "x_itof"): Updated
5744 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5747 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
5750 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
5752 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
5753 additional argument. Support reduction when duplication is needed due
5754 to data-types of different sizes in the loop.
5755 (get_initial_def_for_induction): Fix printout.
5756 (vect_get_vec_def_for_stmt_copy): Support case where the
5757 vec_stmt_for_operand is a phi node.
5758 (vectorizable_reduction): Support reduction when duplication is needed
5759 due to data-types of different sizes in the loop.
5760 (vectorizable_call): Remove restriction to not vectorize in case we
5761 have data-types of different sizes in the loop.
5762 (vectorizable_conversion): Likewise.
5763 (vectorizable_operation): Likewise.
5764 (vectorizable_type_demotion): Likewise.
5765 (vectorizable_type_promotion): Likewise.
5766 (vectorizable_induction): Add restriction to not vectorize in case
5767 we have data-types of different sizes in the loop.
5769 2008-08-14 Christophe Saout <christophe@saout.de>
5770 Uros Bizjak <ubizjak@gmail.com>
5773 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
5774 (*vec_concatv2di_rex64_sse4_1): Ditto.
5775 (*vec_concatv2di_rex64_sse): Ditto.
5777 2008-08-14 Jakub Jelinek <jakub@redhat.com>
5780 * fold-const.c (fold_widened_comparison): Do not allow
5781 sign changes that change the result even if shorter type
5782 is wider than arg1_unw's type.
5784 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
5786 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
5787 Skip if the multilib testing specifies -march that does not
5788 agree with the one specified in the testcase.
5790 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5792 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
5793 zero extend SImode values being converted to TFmode before passing
5796 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5798 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
5799 __PPU__ when targeting the Cell/B.E. PPU processor.
5801 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
5803 * gimple.h (gimple_call_set_chain): Accept SSA variables.
5804 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
5805 Rematerialize the static chain, if any.
5806 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
5809 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5811 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
5812 (new_loc_descr): Likewise.
5813 (add_loc_descr): Likewise.
5814 (size_of_loc_descr): Likewise.
5815 (size_of_locs): Likewise.
5816 (output_loc_operands): Likewise.
5817 (output_loc_sequence): Likewise.
5818 (new_reg_loc_descr): New.
5819 (build_cfa_loc): Use it.
5820 (build_cfa_aligned_loc): Likewise.
5821 (one_reg_loc_descriptor): Likewise.
5822 (based_loc_descr): Likewise.
5824 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5827 * doc/invoke.texi (Wmain): Update.
5828 * c-decl.c (start_decl): warn_main is only 0 or 1.
5829 (start_function): Likewise. Fix formatting.
5830 (finish_function): Delete redundant warning.
5831 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
5832 * c-opts (c_common_handle_option): -Wall only has effect if
5833 warn_main is uninitialized. OPT_Wmain is automatically
5834 handled. -pedantic also enables Wmain.
5835 (c_common_post_options): Handle all logic for Wmain here.
5836 * c-common.c (warn_main): Delete.
5837 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
5838 * c-common.h (warn_main): Delete.
5840 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
5843 * expr.c (emit_group_store): Allocate stack temp with the
5844 largest alignment when copying from register to stack.
5846 2008-08-13 Richard Guenther <rguenther@suse.de>
5848 * tree.h (maybe_fold_offset_to_address): Declare.
5849 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
5850 (ccp_fold): Handle pointer conversions the same as fold_stmt.
5851 Likewise for POINTER_PLUS_EXPR.
5852 (maybe_fold_offset_to_reference): Enable disabled code.
5853 (maybe_fold_offset_to_address): New function.
5854 (fold_stmt_r): Use it.
5855 (fold_gimple_assign): Likewise.
5856 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
5857 (gimplify_expr): Likewise.
5859 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5861 * toplev.h (pedwarn_at): Fix declaration.
5863 2008-08-13 Joseph Myers <joseph@codesourcery.com>
5865 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
5866 LINK_SPEC): Use %R in -Y P argument.
5868 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5871 * diagnostic.c (pedwarn_at): New.
5872 * toplev.h (pedwarn_at): Declare.
5873 * c-tree.h (build_enumerator): Update declaration.
5874 * c-decl.c (finish_enum): Update comment.
5875 (build_enumerator): Take a location parameter. Give a pedwarn but do
5876 not perform any conversion.
5877 * c-parser.c (c_parser_enum_specifier): Set correct location for
5880 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5883 * c-common.c (conversion_warning): Use a switch. Ignore boolean
5884 expressions except for conversions to signed:1 bitfields. Handle
5885 COND_EXPR with constant operands.
5887 2008-08-13 Richard Guenther <rguenther@suse.de>
5889 PR tree-optimization/15255
5890 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
5891 (struct oecount_s): New struct and VEC types.
5893 (oecount_hash): New function.
5894 (oecount_eq): Likewise.
5895 (oecount_cmp): Likewise.
5896 (zero_one_operation): New function.
5897 (build_and_add_sum): Likewise.
5898 (undistribute_ops_list): Perform un-distribution of multiplication
5899 and division on the chain of summands.
5900 (should_break_up_subtract): Also break up subtracts for factors.
5901 (reassociate_bb): Delete dead visited statements.
5902 Call undistribute_ops_list. Re-sort and optimize if it did something.
5903 * passes.c (init_optimization_passes): Move DSE before
5905 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
5908 2008-08-12 Janis Johnson <janis187@us.ibm.com>
5910 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
5912 * doc/invoke.texi: Revert unintended checkin.
5914 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
5917 * gcc.c (include_spec_function): Tweak call to find_a_file.
5919 2008-08-12 Jakub Jelinek <jakub@redhat.com>
5922 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
5923 and TRUTH_ORIF_EXPR.
5924 * dojump.c (do_jump): Likewise.
5926 PR tree-optimization/37084
5927 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
5928 if id->regimplify, don't assume stmt is a cast assignment.
5930 2008-08-12 Anatoly Sokolov <aesok@post.ru>
5932 * final.c (final_scan_insn): Use app_enable/app_disable functions.
5934 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5937 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
5940 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5942 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
5943 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
5945 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
5946 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
5947 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
5948 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
5949 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
5951 * doc/tm.texi (Storage Layout): Remove documentation for
5952 TARGET_FLOAT_FORMAT.
5954 * simplify-rtx.c (simplify_binary_operation_1): Replace
5955 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
5957 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5959 * real.h (struct real_format): New member has_sign_dependent_rounding.
5960 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
5961 spu_single_format, ieee_double_format, mips_double_format,
5962 motorola_double_format, ieee_extended_motorola_format,
5963 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
5964 ieee_extended_intel_96_round_53_format, ibm_extended_format,
5965 mips_extended_format, ieee_quad_format, mips_quad_format,
5966 vax_f_format, vax_d_format, vax_g_format): Initialize it.
5967 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
5969 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5970 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5971 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
5972 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
5973 (ROUND_TOWARDS_ZERO): Likewise.
5975 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
5976 (FLOAT_MODE_FORMAT): New macro.
5977 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
5978 (MODE_COMPOSITE_P): ... this new macro.
5979 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5980 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
5981 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
5983 * flags.h: Include "real.h".
5985 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
5986 REAL_MODE_FORMAT_COMPOSITE_P.
5987 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
5989 * doc/tm.texi (Storage Layout): Remove documentation of
5990 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
5991 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
5992 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
5993 they only apply to libgcc2.a.
5995 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5997 * config/spu/float_disf.c: New file.
5998 * config/spu/float_unsdisf.c: New file.
5999 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6000 (LIB2FUNCS_EXCLUDE): Define.
6002 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6003 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6005 * real.h (struct real_format): New member round_towards_zero.
6006 * real.c (round_for_format): Respect fmt->round_towards_zero.
6007 (ieee_single_format, mips_single_format, motorola_single_format,
6008 spu_single_format, ieee_double_format, mips_double_format,
6009 motorola_double_format, ieee_extended_motorola_format,
6010 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6011 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6012 mips_extended_format, ieee_quad_format, mips_quad_format,
6013 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6014 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6016 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6017 real_format to choose rounding mode when calling MPFR functions.
6018 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6019 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6021 * real.h (real_to_decimal_for_mode): Add prototype.
6022 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6023 Respect target rounding mode when generating decimal representation.
6024 (real_to_decimal): New stub for backwards compatibility.
6025 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6026 real_to_decimal_for_mode instead of real_to_decimal.
6028 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6030 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6031 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6033 * real.c (spu_single_format): New variable.
6034 * real.h (spu_single_format): Declare.
6036 * config/spu/spu.c (spu_override_options): Install SFmode format.
6037 (spu_split_immediate): Use integer mode to operate on pieces of
6038 floating-point values in all cases.
6040 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6041 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6042 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6044 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6046 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6048 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6050 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6052 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6055 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6056 on the VAR_DECL instead of TYPE_READONLY on its type.
6058 2008-08-12 Ira Rosen <irar@il.ibm.com>
6060 * tree-vectorizer.c: Depend on langhooks.h.
6061 (supportable_widening_operation): Add two arguments. Support double
6063 (supportable_narrowing_operation): Likewise.
6064 * tree-vectorizer.h (supportable_widening_operation): Add two
6066 (supportable_narrowing_operation): Likewise.
6067 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6068 supportable_widening_operation with correct arguments.
6069 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6070 (vectorizable_type_demotion): Support double type conversions.
6071 (vectorizable_type_promotion): Likewise.
6072 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6074 2008-08-11 Michael Matz <matz@suse.de>
6076 * i386/i386.c (override_options): Move initialisation from
6077 flag_schedule_insns_after_reload to here from ...
6078 (optimization_options): ... here.
6080 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6082 PR rtl-optimization/36998
6083 * dwarf2out.c (compute_barrier_args_size_1,
6084 compute_barrier_args_size): Temporarily remove assertions.
6086 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6089 * tree-ssa.c (struct walk_data): Add new flag
6090 warn_possibly_uninitialized.
6091 (warn_uninitialized_var): Use it.
6092 (warn_uninitialized_vars): New.
6093 (execute_early_warn_uninitialized): Call it.
6094 (execute_late_warn_uninitialized): Likewise.
6096 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6099 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6102 2008-08-09 Jan Hubicka <jh@suse.cz>
6105 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6107 (expand_fix): Be prepared for expansion to fail.
6108 (expand_sfix_optab): Remove instructions if expansion failed.
6110 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6112 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6114 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6115 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6117 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6119 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6120 mips/t-libgcc-mips16 to tmake_file.
6121 * config/mips/mips-protos.h (mips_call_type): New enum.
6122 (mips_pic_base_register, mips_got_load): Declare.
6123 (mips_restore_gp): Take an rtx argument.
6124 (mips_use_pic_fn_addr_reg_p): Declare.
6125 (mips_expand_call): Replace the sibcall_p argument with
6126 a mips_call_type argument. Add a lazy_p parameter.
6127 (mips_split_call): Declare.
6128 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6129 (MIPS16_PIC_TEMP): Likewise.
6130 (reg_class): Delete M16_NA_REGS.
6131 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6132 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6133 (mips_split_hi_p): Declare.
6134 * config/mips/mips.c (mips_split_hi_p): New array.
6135 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6136 (mips_got_symbol_type_p): New function.
6137 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6138 (mips16_stub_function_p): New function.
6139 (mips16_local_function_p): Likewise.
6140 (mips_use_pic_fn_addr_reg_p): Likewise.
6141 (mips_cannot_force_const_mem): Return false for HIGHs.
6142 Extend CONST_INT and symbolic handling to MIPS16, using
6143 mips_symbol_insns to check that the base symbol type is a
6144 legitimate constant. Reject GOT-based constants if
6145 TARGET_MIPS16_PCREL_LOADS.
6146 (mips_const_insns): Check targetm.cannot_force_const_mem when
6147 decomposing a symbolic base and a large offset.
6148 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6149 When calling a function that needs $25 from MIPS16 code,
6150 move the target address into $25 separately and add a USE
6152 (mips16_gp_pseudo_reg): Insert the initializer immediately
6153 before the first real insn.
6154 (mips_pic_base_register, mips_got_load): New functions.
6155 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6156 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6157 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6158 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6159 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6160 also passing NULL_RTX rather than const0_rtx as the aux argument.
6161 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6162 instead of TARGET_EXPLICIT_RELOCS.
6163 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6164 (mips_load_call_address): Replace the sibcall_p argument with
6165 a mips_call_type argument. Use mips_got_load.
6166 (mips16_local_alias): New structure.
6167 (mips16_local_aliases): New variable.
6168 (mips16_local_aliases_hash): New function.
6169 (mips16_local_aliases_eq): Likewise.
6170 (mips16_local_alias): Likewise.
6171 (mips16_stub_function): Likewise.
6172 (mips16_build_function_stub): Create a local alias for the target
6173 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6174 .cpload directive and an R_MIPS_NONE relocation for the target
6175 function, then load the alias rather than the function itself.
6176 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6177 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6178 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6179 (mips16_build_call_stub): Replace the FN parameter with an
6180 FN_PTR parameter. Force the address into a register if it
6181 isn't a call_insn_operand; don't rely on the caller to do this.
6182 If a call to a locally-defined and locally-binding MIPS16
6183 function must be made indirectly, redirect the call to the
6184 function's local alias. Use mips16_stub_function_p,
6185 mips16_stub_function, mips_expand_call and use_reg.
6186 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6187 Use explicit %hi and %lo accesses where possible.
6188 Use MIPS_CALL to generate the correct code form of a
6189 jal instruction. Add clobbers of $18 instead of uses.
6190 Update the call to mips_emit_call_insn.
6191 (mips_expand_call): Replace the SIBCALL_P argument with a
6192 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6193 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6194 allowing it to modify the call address. Update the calls to
6195 mips_load_call_address and mips_emit_call_insn.
6196 (mips_split_call): New function.
6197 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6198 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6199 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6200 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6201 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6203 (mips_cprestore_slot): New function.
6204 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6205 and use mips_cprestore_slot.
6206 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6208 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6209 then use a copygp_mips16 instruction to set up $28.
6210 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6211 (mips16_lay_out_constants): Call split_all_insns_noflow.
6212 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6213 false if TARGET_MIPS16.
6214 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6215 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6216 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6217 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6218 MIPS16 code. Allow MIPS16 o32 PIC.
6219 (mips_override_options): Allow MIPS16 o32 PIC.
6220 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6221 after reload if TARGET_USE_GOT.
6222 (UNSPEC_COPYGP): New constant.
6223 (length): Use a default length of 8 for MIPS16 GOT loads.
6224 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6225 (*got_page<mode>): Check mips_split_hi_p.
6226 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6227 (unspec_got<mode>, unspec_call<mode>): New expanders.
6228 (load_got<mode>, load_call<mode>): Remove the length attributes.
6229 Use a got attribute instead of a type attribute.
6230 (copygp_mips16): New insn.
6231 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6232 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6233 (sibcall, sibcall_value, call, call_value): Update the calls
6234 to mips_expand_call.
6235 (call_internal, call_value_internal): Use mips_split_call.
6236 (call_value_multiple_internal): Likewise.
6237 (call_split): Move after call_internal (the insn it is split from).
6238 (call_internal_direct, call_value_internal_direct): Turn into
6239 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6240 (call_direct_split, call_value_direct_split): New patterns.
6241 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6242 and use M16_REGS instead of M16_NA_REGS.
6243 * config/mips/predicates.md (const_call_insn_operand): Replace
6244 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6245 mips_use_pic_fn_addr_reg_p check.
6246 (move_operand): Reject HIGHs if mips_split_hi_p.
6247 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6248 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6249 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6250 * config/mips/libgcc-mips16.ver: New file.
6251 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6252 $(srcdir)/config/mips/libgcc-mips16.ver.
6254 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6256 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6258 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6259 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6260 (mips16_cfun_returns_in_fpr_p): Likewise.
6262 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6264 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6265 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6266 rather than 4 to PC.
6268 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6270 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6271 (FUNCTION_PROFILER): Save the static chain pointer into $2
6272 beforehand and restore it aftewards.
6273 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6274 address directly into $25 and call the function through $25;
6275 do not clobber $3. Pad the DImode version to cover the space
6276 left by the deleted $25 <- $3 move.
6277 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6278 the removal of the $25 <- $3 move.
6279 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6280 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6282 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6283 Daniel Jacobowitz <dan@codesourcery.com>
6285 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6286 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6287 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6288 * config/mips/mips.c (mips_start_function_definition): New function.
6289 (mips_end_function_definition): Likewise.
6290 (mips_output_function_prologue): Use mips_start_function_definition.
6291 (mips_output_function_epilogue): Use mips_end_function_definition.
6292 (build_mips16_function_stub): Use mips_start_function_definition
6293 and mips_end_function_definition.
6294 (build_mips16_call_stub): Likewise.
6296 2008-08-09 Richard Guenther <rguenther@suse.de>
6298 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6299 * gimple.h (gimple_call_fn): Adjust comment.
6300 (gimple_call_set_fndecl): New function.
6301 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6302 longer having bare FUNCTION_DECL operand.
6303 (gimple_call_return_type): Likewise.
6304 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6306 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6307 (gimple_mod_pow2): Likewise.
6308 (gimple_mod_subtract): Likewise.
6309 (gimple_ic): Likewise.
6310 (gimple_stringop_fixed_value): Likewise.
6311 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6312 longer having bare FUNCTION_DECL operand.
6313 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6314 * omp-low.c (optimize_omp_library_calls): Likewise.
6315 * cgraphunit.c (update_call_expr): Likewise.
6316 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6317 (execute_convert_to_rsqrt): Likewise.
6318 * cfgexpand.c (gimple_to_tree): Simplify.
6319 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6320 bare FUNCTION_DECL operand.
6321 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6322 (convert_gimple_call): Use gimple_call_fndecl.
6323 * c-common.c (c_warn_unused_result): Likewise.
6325 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6328 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6329 (c_finish_return): Likewise.
6330 (c_start_case): Likewise.
6331 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6332 * c-parser.c (c_parser_condition): New. Call
6333 verify_sequence_points.
6334 (c_parser_paren_condition): Call c_parser_condition.
6335 (c_parser_for_statement): Call c_parser_condition.
6337 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6340 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6341 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6342 Moved from diagnostic.h
6343 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6345 (emit_diagnostic): New.
6346 (warning0, pedwarn0): Delete.
6347 (warning, warning_at, pedwarn, permerror): Return bool.
6348 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6349 Moved to diagnostic.c.
6350 (struct diagnostic_context): Use correct type for
6351 classify_diagnostic.
6352 (diagnostic_report_diagnostic): Update declaration.
6353 (emit_diagnostic): Declare.
6354 * errors.c (warning): Return bool.
6355 * errors.h (warning): Update declaration.
6356 * toplev.h (warning0, pedwarn0): Delete.
6357 (warning, warning_at, pedwarn, permerror): Return bool.
6358 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6359 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6360 inform. Update all calls.
6361 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6362 before giving informative note.
6363 (implicit_decl_warning): Likewise.
6364 * c-typeck.c (build_function_call): Likewise.
6365 * tree-sssa.c (warn_uninit): Likewise.
6366 * builtins.c (gimplify_va_arg_expr): Likewise.
6368 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6371 * doc/invoke.texi (-Wextra): Move warning from here...
6372 (-Wuninitialized): ... to here.
6374 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6377 * flags.h (set_Wunused): Delete
6378 * toplev.c (process_options): Handle Wunused flags here.
6379 * opts.c (maybe_warn_unused_parameter): Delete.
6380 (common_handle_option): Replace set_Wunused by warn_unused.
6381 (set_Wextra): Do not handle Wunused-parameter here.
6382 (set_Wunused): Delete.
6383 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6385 * common.opt (Wunused): Add Var and Init.
6386 (Wunused-function): Likewise.
6387 (Wunused-label): Likewise.
6388 (Wunused-parameter): Likewise.
6389 (Wunused-value): Likewise.
6390 (Wunused-variable): Likewise.
6392 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6394 * doc/invoke.texi: Add cpu_type power7.
6395 * config.in (HAVE_AS_VSX): New.
6396 * config.gcc: Add cpu_type power7.
6397 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6399 * configure: Regenerate.
6400 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6402 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6403 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6404 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6406 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6408 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6409 type to vectorize.builtin_conversion.
6410 (vectorizable_conversion): Likewise.
6411 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6412 integral type as input.
6413 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6415 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6416 and ALTIVEC_BUILTIN_VCTSXS.
6417 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6420 2008-08-08 Richard Guenther <rguenther@suse.de>
6422 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6423 (surely_varying_stmt_p): Calls are varying only if they are
6424 non-builtin and not indirect or have no result.
6425 (ccp_fold): Re-instantiate code before the tuples merge.
6427 2008-08-08 Richard Guenther <rguenther@suse.de>
6429 PR tree-optimization/37056
6430 * gimple.h (gimple_assign_rhs_class): New helper function.
6431 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6432 unary operations properly.
6434 2008-08-07 Jan Hubicka <jh@suse.cz>
6436 * i386.h (ix86_size_cost): Declare.
6437 (ix86_cur_cost): New function macro.
6438 * i386.md (peepholes expanding size and splitters): Predicate by
6439 optimize_insn_for_speed_p.
6440 (peepholes reduce size and splitters): Predicate by
6441 optimize_insn_for_size_p.
6442 * i386.c (ix86_size_cost): Rename from ...
6443 (size_cost): This one.
6444 (override_options): Update.
6445 (decide_alg): Likewise.
6446 (ix86_expand_clear): Use RTL profile.
6447 (ix86_pad_returns): Use RTL profile.
6449 2008-08-07 Jan Hubicka <jh@suse.cz>
6451 * recog.c (split_all_insns): Set RTL profile
6452 (peephole2_optimize): Likewise.
6453 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6454 * combine.c (combine_instructions): Likewise.
6456 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6458 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6460 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6462 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6463 value in a6 after the set_frame_ptr insn.
6465 2008-08-07 Richard Henderson <rth@redhat.com>
6468 * gcc.c (cpp_options): Pass along -g*.
6470 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6472 * config/arm/arm.c (output_move_neon): Update comment describing
6473 big-endian vector layout.
6474 (arm_assemble_integer): Do not handle big-endian NEON vectors
6476 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6477 neon_vget_lane<mode>_sext_internal,
6478 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6479 element indices for big-endian.
6481 2008-08-07 Richard Henderson <rth@redhat.com>
6483 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6484 * configure, config.in: Rebuild.
6485 * debug.h (dwarf2out_do_cfi_asm): Declare.
6486 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6487 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6488 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6489 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6491 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6493 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6494 movv2si_internal): Combine into mov<mode>_internal.
6495 (movv2si_internal_2): Remove.
6497 2008-08-07 Jan Hubicka <jh@suse.cz>
6500 * i386.md (single stringop patterns): Enable unconditionally.
6502 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6505 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6507 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6508 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6510 * config/i386/sse.md (sse2_movq128): New.
6512 * doc/extend.texi: Document __builtin_ia32_movq128.
6514 2008-08-07 Richard Guenther <rguenther@suse.de>
6517 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6518 pointers can access anything.
6520 2008-08-06 Jan Hubicka <jh@suse.cz>
6522 * optabs.c (emit_unop_insn): Break out to ...
6523 (maybe_emit_unop_insn): ... this one.
6524 (expand_sfix_optab): Use maybe variant.
6525 * optabs.h (maybe_emit_unop_insn): Declare.
6527 * i386.md (mov0 patterns): Enable by default.
6528 (FP conversion expanders): Disable expansion of code expanding
6529 sequences when instruction should be optimized for size.
6530 (single strinop patterns): Enable when optimizing for size.
6531 (string expanders): Disable expanding of code expanding sequences
6532 when optimizning instruction for size.
6533 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6535 (ix86_fp_comparison_sahf_cost): Likewise.
6536 (ix86_expand_branch): Likewise.
6537 (ix86_expand_ashl_const): Likewise.
6538 (ix86_split_ashl): Likewise.
6539 (ix86_expand_strlen): Likewise.
6540 (ix86_emit_fp_unordered_jump): Likewie.
6542 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6544 * c-common.c: Fix typo.
6545 (c_common_reswords): Activate more C++ keyword warnings.
6547 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6549 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6552 * diagnostic.c (permerror_at): New.
6553 * toplev.h (permerror_at): Declare.
6555 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6556 Ira Rosen <irar@il.ibm.com>
6558 * tree-vect-transform.c (vect_model_simple_cost): Return
6559 immediately if stmt is pure SLP.
6560 (vect_model_store_cost): Ditto.
6561 (vect_model_load_cost): Ditto.
6562 (vectorizable_store): Remove PURE_SLP check before call
6563 to vect_model_store_cost.
6564 (vect_model_store_cost): When checking whether stmt describe
6565 strided access, add a check that it is not slp_node.
6567 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6570 * c-common.c (warn_for_sign_compare): New. Handle separately the
6571 case that 'constant' is zero.
6572 * c-typeck.c (build_binary_op): Move code to c-common.c
6574 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6576 * config/alpha/alpha.c (alpha_preferred_reload_class,
6577 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6578 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6579 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6580 * config/arm/arm.md: Likewise.
6581 * config/avr/avr-protos.h (preferred_reload_class,
6582 test_hard_reg_class, avr_simplify_comparison_p,
6583 out_shift_with_cnt, class_max_nregs): Likewise.
6584 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6585 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6586 preferred_reload_class, test_hard_reg_class): Likewise.
6587 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6588 bfin_memory_move_cost, bfin_secondary_reload,
6589 bfin_output_mi_thunk): Likewise.
6590 * config/crx/crx.c (crx_secondary_reload_class,
6591 crx_memory_move_cost): Likewise.
6592 * config/frv/frv-protos.h (frv_secondary_reload_class,
6593 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6594 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6595 frv_secondary_reload_class, frv_class_likely_spilled_p,
6596 frv_class_max_nregs): Likewise.
6597 * config/h8300/h8300.c (h8300_classify_operand,
6598 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6600 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6601 * config/ia64/ia64.c (ia64_preferred_reload_class,
6602 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6603 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6604 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6606 * config/m68hc11/m68hc11.c (preferred_reload_class,
6607 m68hc11_memory_move_cost): Likewise.
6608 * config/mcore/mcore.c (mcore_secondary_reload_class,
6609 mcore_reload_class): Likewise.
6610 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6611 mips_class_max_nregs, mips_cannot_change_mode_class,
6612 mips_preferred_reload_class, mips_secondary_reload_class,
6613 mips_output_mi_thunk): Likewise.
6614 * config/mmix/mmix.c (mmix_preferred_reload_class,
6615 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6617 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6619 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6620 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6621 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6622 * config/rs6000/rs6000.c (paired_expand_vector_init,
6623 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6624 compare_section_name, rs6000_memory_move_cost): Likewise.
6625 * config/s390/s390.c (s390_emit_compare_and_swap,
6626 s390_preferred_reload_class, s390_secondary_reload,
6627 legitimize_pic_address, legitimize_tls_address,
6628 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6629 s390_class_max_nregs): Likewise.
6630 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6631 * config/s390/s390.md: Likewise.
6632 * config/score/score-protos.h (score_secondary_reload_class,
6633 score_preferred_reload_class): Likewise.
6634 * config/score/score.c (score_preferred_reload_class,
6635 score_secondary_reload_class): Likewise.
6636 * config/score/score3.c (score3_output_mi_thunk,
6637 score3_preferred_reload_class, score3_secondary_reload_class,
6638 score3_hard_regno_mode_ok): Likewise.
6639 * config/score/score3.h (score3_preferred_reload_class,
6640 score3_secondary_reload_class): Likewise.
6641 * config/score/score7.c (score7_output_mi_thunk,
6642 score7_preferred_reload_class, score7_secondary_reload_class,
6643 score7_hard_regno_mode_ok): Likewise.
6644 * config/score/score7.h (score7_preferred_reload_class,
6645 score7_secondary_reload_class): Likewise.
6646 * config/sh/sh.c (prepare_move_operands, output_far_jump,
6647 output_branchy_insn, add_constant, gen_block_redirect,
6648 sh_insn_length_adjustment, sh_cannot_change_mode_class,
6649 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
6650 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6651 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
6652 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
6653 xstormy16_preferred_reload_class): Likewise.
6654 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
6655 xtensa_expand_atomic, override_options,
6656 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
6658 * reorg.c (try_merge_delay_insns): Likewise.
6659 * tree.c (merge_dllimport_decl_attributes): Likewise.
6661 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
6663 2008-08-06 Michael Matz <matz@suse.de>
6665 * Makefile.in (write_entries_to_file): Quote words.
6666 * gengtype.c: (read_input_line): Skip over leading white-space.
6668 2008-08-06 Marc Gauthier <marc@tensilica.com>
6670 * config.gcc: Match more processor names for Xtensa.
6671 * configure.ac: Likewise.
6672 * doc/install.texi (Specific): Likewise.
6673 * configure: Regenerate.
6675 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6677 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
6678 * calls.c (avoid_likely_spilled_reg): Likewise.
6679 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
6680 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
6681 * config/i386/i386.c (ix86_expand_special_args_builtin,
6682 ix86_secondary_reload): Likewise.
6683 * except.c (struct eh_region, gen_eh_region_catch,
6684 remove_unreachable_regions, duplicate_eh_regions,
6685 assign_filter_values, build_post_landing_pads,
6686 sjlj_find_directly_reachable_regions, remove_eh_handler,
6687 reachable_next_level, foreach_reachable_handler,
6688 can_throw_internal_1, can_throw_external_1,
6689 collect_one_action_chain): Likewise.
6690 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
6691 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
6692 * function.c (update_temp_slot_address, instantiate_new_reg,
6693 instantiate_virtual_regs_in_rtx,
6694 instantiate_virtual_regs_in_insn): Likewise.
6695 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
6696 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
6697 gimplify_cleanup_point_expr): Likewise.
6698 * ipa-cp.c (ipcp_lattice_changed): Likewise.
6699 * passes.c (next_pass_1): Likewise.
6700 * print-tree.c (print_node_brief, print_node): Likewise.
6701 * profile.c (branch_prob): Likewise.
6702 * tree-dump.c (dump_register): Likewise.
6703 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
6705 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
6706 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
6707 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
6708 copy_arguments_for_versioning, copy_static_chain): Likewise.
6709 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
6710 add_new_name_mapping, register_new_name_mapping): Likewise.
6711 * tree-mudflap.c (mf_xform_derefs): Likewise.
6712 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
6713 get_init_expr, combine_chains): Likewise.
6714 * tree-pretty-print.c (dump_generic_node): Likewise.
6715 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
6716 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
6717 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
6718 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
6720 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6723 * calls.c (expand_call): Use the biggest preferred stack
6726 2008-08-06 Michael Matz <matz@suse.de>
6729 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
6730 for reused reload, instead of overwriting them.
6732 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
6735 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
6736 for incoming stack boundary.
6738 * function.c (assign_parm_find_entry_rtl): Update
6739 parm_stack_boundary.
6741 * function.h (rtl_data): Add parm_stack_boundary.
6743 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
6744 parm_stack_boundary for incoming stack boundary.
6746 2008-08-06 Joseph Myers <joseph@codesourcery.com>
6748 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
6749 for unrepresentable subregs or treat them as equal to other regs
6750 or subregs with the same register number.
6752 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
6755 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
6758 2008-08-06 Jan Hubicka <jh@suse.cz>
6760 * predict.c (maybe_hot_frequency_p): When profile is absent, all
6761 frequencies might be hot.
6763 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
6765 * reload.c (find_reloads): Force constants into literal pool
6766 also if they are wrapped in a SUBREG.
6768 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6771 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
6772 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
6773 Don't allow predicated instructions for data speculation.
6774 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
6777 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6779 * haifa-sched.c (extend_global): Split to extend_global_data and
6780 extend_region_data. Update all uses.
6781 (extend_all): Rename to extend_block_data.
6783 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
6785 * sched-rgn.c (new_ready): Check if instruction can be
6786 speculatively scheduled before attempting speculation.
6787 (debug_rgn_dependencies): Remove wrongful assert.
6789 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6791 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
6793 2008-08-05 Bob Wilson <bob.wilson@acm.org>
6795 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
6796 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
6797 va_size, and type_size.
6799 2008-08-04 Jason Merrill <jason@redhat.com>
6802 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
6803 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
6805 2008-08-05 Richard Henderson <rth@redhat.com>
6807 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
6808 * configure: Rebuild.
6810 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6813 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
6814 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
6817 2008-08-05 Richard Henderson <rth@redhat.com>
6819 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
6820 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
6821 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
6822 * common.opt (fdwarf2-cfi-asm): New.
6823 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
6824 * config.in, configure: Rebuild.
6825 * dwarf2asm.c (dw2_asm_output_data_raw): New.
6826 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
6828 (dw2_force_const_mem): Externalize.
6829 * dwarf2asm.h: Update.
6830 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
6831 generate a real label.
6832 (output_cfi_directive): New.
6833 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
6834 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
6835 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
6837 (dwarf2out_end_epilogue): Emit .cfi_endproc.
6838 (output_loc_operands_raw, output_loc_sequence_raw): New.
6839 (output_cfa_loc_raw): New.
6841 2008-08-05 Paul Brook <paul@codesourcery.com>
6843 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
6844 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
6845 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
6846 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
6847 * config/arm/arm.h (TARGET_VFPD32): Define.
6848 (TARGET_VFP3): Use TARGET_VFPD32.
6849 (fputype): Add FPUTYPE_VFP3D16.
6850 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
6851 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
6852 * config/arm/arm-cores.def: Add cortex-r4f.
6853 * config/arm/arm-tune.md: Regenerate.
6855 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6857 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
6858 Reword some comments throughout the file.
6860 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
6861 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
6862 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
6863 MFC_MIN_DMA_LIST_ELEMENTS.
6864 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
6865 MFC_MAX_DMA_LIST_ELEMENTS.
6867 (MFC_START_ENABLE): Remove PPU-only define.
6868 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
6869 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
6871 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
6872 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
6873 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
6874 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
6875 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
6876 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
6877 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
6879 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
6880 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
6881 (mfc_sdcrt, mfc_sdcrtst): Likewise.
6882 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
6884 (spu_read_machine_status): Fix typo.
6886 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6888 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
6889 SUBREG of multi-word hard register.
6890 * config/spu/spu.c (valid_subreg): Likewise.
6891 (adjust_operand): Handle SUBREGs of multi-word hard registers.
6893 2008-08-04 Richard Guenther <rguenther@suse.de>
6895 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
6896 the candidate with the stripped base if that base is different
6897 from the original base even for offset zero.
6899 2008-08-04 Richard Guenther <rguenther@suse.de>
6902 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
6903 check for no_overflow.
6905 2008-08-04 Richard Guenther <rguenther@suse.de>
6907 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
6909 2008-08-04 Paul Brook <paul@codesourcery.com>
6911 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
6912 (arm_order_regs_for_local_alloc): New function.
6913 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
6915 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
6917 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6920 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
6921 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
6922 (ix86_expand_epilogue): Likewise.
6924 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
6926 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
6929 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6931 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
6932 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
6933 (*movv2sf_internal_rex64): Ditto.
6935 2008-08-03 Jan Hubicka <jh@suse.cz>
6937 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
6938 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
6939 * expmed.c (expand_smod_pow2): Likewise.
6941 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
6944 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
6945 alternative 0 of operand 1.
6946 (*vec_concatv2di_rex64_sse): Ditto.
6947 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
6949 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
6950 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
6951 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
6952 (*movv2sf_internal_rex64): Ditto.
6954 2008-08-02 Richard Guenther <rguenther@suse.de>
6957 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
6958 (ssedoublesizemode): New mode attribute.
6959 (sse_shufps): Call gen_sse_shufps_v4sf.
6960 (sse_shufps_1): Macroize.
6961 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
6962 (sse2_shufpd_1): Macroize.
6963 (vec_extract_odd, vec_extract_even): New expanders.
6964 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
6965 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
6966 * i386.c (ix86_expand_vector_init_one_nonzero): Call
6967 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
6968 (ix86_expand_vector_set): Likewise.
6969 (ix86_expand_reduc_v4sf): Likewise.
6971 2008-08-01 Doug Kwan <dougkwan@google.com>
6973 * matrix-reorg.c: Re-enable all code.
6974 (struct malloc_call_data): Change CALL_STMT to gimple type.
6975 (collect_data_for_malloc_call): Tuplify.
6976 (struct access_site_info): Change STMT to gimple type.
6977 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
6978 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
6979 (struct free_info): Change STMT to gimple type.
6980 (struct matrix_access_phi_node): Change PHI to gimple type.
6981 (get_inner_of_cast_expr): Remove.
6982 (may_flatten_matrices_1): Tuplify.
6983 (may_flatten_matrices): Ditto.
6984 (mark_min_matrix_escape_level): Ditto.
6985 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
6986 (ssa_accessed_in_call_rhs): New
6987 (ssa_accessed_in_assign_rhs): New
6988 (record_access_alloc_site_info): Tuplify.
6989 (add_allocation_site): Ditto.
6990 (analyze_matrix_allocation_site): Ditto.
6991 (analyze_transpose): Ditto.
6992 (get_index_from_offset): Ditto.
6993 (update_type_size): Ditto.
6994 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
6995 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
6996 (analyze_accesses_for_phi_node): Tuplify.
6997 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
6998 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
6999 (analyze_matrix_accesses): Tuplify.
7000 (check_var_data): New call-back type for check_var_notmodified_p.
7001 (check_var_notmodified_p): Tuplify and use call-back struct to
7002 return statement found.
7003 (can_calculate_expr_before_stmt): Factor out statement related code
7005 (can_calculate_stmt_before_stmt): New.
7006 (check_allocation_function): Tuplify.
7007 (find_sites_in_func): Ditto.
7008 (record_all_accesses_in_func): Ditto.
7009 (transform_access_sites): Ditto.
7010 (transform_allocation_sites): Ditto.
7011 (matrix_reorg): Re-enable.
7012 (gate_matrix_reorg): Re-enable.
7014 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7016 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7017 for labels for which it hasn't been set yet. If it has been set,
7018 stop walking insns and continue with next worklist item.
7019 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7020 if the only BARRIER is at the very end of a function.
7022 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7024 * cfgexpand.c (expand_stack_alignment): Assert that
7025 stack_realign_drap and drap_rtx must match.
7027 * function.c (instantiate_new_reg): If DRAP is used to realign
7028 stack, replace virtual_incoming_args_rtx with internal arg
7031 2008-08-01 Richard Guenther <rguenther@suse.de>
7033 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7034 loop information only if we initialized it.
7035 (execute_pre): Call fini_pre with in_fre.
7036 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7037 if we do not unroll because we hit max-completely-peeled-insns.
7038 Use our estimation for consistency, do allow shrinking.
7040 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7042 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7043 with MIN_STACK_BOUNDARY.
7044 (ix86_update_stack_boundary): Likewise.
7045 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7048 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7049 (MIN_STACK_BOUNDARY): This.
7051 2008-08-01 Richard Guenther <rguenther@suse.de>
7054 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7056 2008-08-01 Richard Guenther <rguenther@suse.de>
7058 PR tree-optimization/36988
7059 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7060 do not matter if that doesn't change volatile qualification.
7062 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7064 * configure.ac: Do not generate libada-mk. Do not subst
7066 * libada-mk.in: Remove.
7067 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7068 * configure: Regenerate.
7070 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7072 * tree-pass.h: Added comment about not dumping passes with name
7073 starting with star in struct opt_pass.
7074 * passes.c (register_dump_files_1): Don't do dump for a pass with
7075 name starting with star.
7076 * doc/passes.texi (Pass manager): Mention pass names and special
7077 meaning of star prefix to avoid dump.
7079 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7081 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7083 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7084 (ISA_MIPS64R2): New macro.
7085 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7086 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7087 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7088 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7089 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7090 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7091 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7092 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7093 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7094 Move up to keep list alphabetically sorted.
7095 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7096 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7098 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7099 (-march=@var{arch}): Add mips64r2.
7101 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7103 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7105 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7107 * expr.c (expand_assignment): Check for complete type.
7109 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7112 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7114 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7115 for stack alignment.
7117 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7119 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7121 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7122 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7124 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7126 PR rtl-optimization/36419
7127 * dwarf2out.c (barrier_args_size): New variable.
7128 (compute_barrier_args_size, compute_barrier_args_size_1): New
7130 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7131 if not called yet in the current function, use barrier_args_size
7132 array to find the new args_size value.
7133 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7135 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7138 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7141 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7144 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7145 (dwarf2out_stack_adjust): Use it.
7146 (dwarf2out_frame_debug_expr): Likewise.
7148 2008-07-31 Richard Guenther <rguenther@suse.de>
7150 PR tree-optimization/36978
7151 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7152 the generated condition.
7154 2008-07-31 Richard Guenther <rguenther@suse.de>
7156 * passes.c (init_optimization_passes): Always call
7157 pass_early_warn_uninitialized.
7158 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7159 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7160 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7162 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7165 * builtins.c (maybe_emit_free_warning): New function.
7166 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7167 maybe_emit_free_warning for BUILT_IN_FREE.
7170 * dwarf2out.c (get_context_die): New function.
7171 (force_decl_die, force_type_die): Use it.
7172 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7173 returns NULL, force generation of DW_TAG_typedef and put that into
7176 PR preprocessor/36649
7177 * c-pch.c (c_common_read_pch): Save and restore
7178 line_table->trace_includes across PCH restore.
7180 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7183 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7185 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7188 * final.c (call_from_call_insn): Handle COND_EXEC.
7190 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7192 * builtins.c (std_gimplify_va_arg_expr): Replace
7193 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7194 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7196 2008-07-30 Joey Ye <joey.ye@intel.com>
7197 H.J. Lu <hongjiu.lu@intel.com>
7199 * builtins.c (expand_builtin_setjmp_receiver): Replace
7200 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7201 (expand_builtin_apply_args_1): Likewise.
7202 (expand_builtin_longjmp): Need DRAP for stack alignment.
7203 (expand_builtin_apply): Likewise.
7205 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7206 instead of assign_stack_local to allow alignment reduction.
7208 * calls.c (emit_call_1): Need DRAP for stack alignment if
7210 (expand_call): Replace virtual_incoming_args_rtx with
7211 crtl->args.internal_arg_pointer.
7212 * stmt.c (expand_nl_goto_receiver): Likewise.
7214 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7215 alignment and store to stack_alignment_estimated and
7216 max_used_stack_slot_alignment.
7217 (expand_one_var): Likewise.
7218 (expand_stack_alignment): New function.
7219 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7220 and stack_alignment_estimated fields in rtl_data. Call
7221 expand_stack_alignment at end.
7223 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7224 (MAX_STACK_ALIGNMENT): Likewise.
7225 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7226 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7228 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7229 stack alignment when generating virtual registers.
7231 * function.c (assign_stack_local): Renamed to ...
7232 (assign_stack_local_1): This. Add a parameter to indicate
7233 if it is OK to reduce alignment.
7234 (assign_stack_local): Use it.
7235 (instantiate_new_reg): Instantiate virtual incoming args rtx
7236 to vDRAP if stack realignment and DRAP is needed.
7237 (assign_parms): Collect parameter/return type alignment and
7238 contribute to stack_alignment_estimated.
7239 (locate_and_pad_parm): Likewise.
7240 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7241 with crtl->args.internal_arg_pointer.
7243 * function.h (rtl_data): Add new field drap_reg,
7244 max_used_stack_slot_alignment, stack_alignment_estimated,
7245 stack_realign_needed, need_drap, stack_realign_processed and
7246 stack_realign_finalized.
7247 (stack_realign_fp): New macro.
7248 (stack_realign_drap): Likewise.
7250 * global.c (compute_regsets): Frame pointer is needed when
7251 stack is realigned. Can eliminate frame pointer when stack is
7252 realigned and dynamic realigned argument pointer isn't used.
7254 * reload1.c (update_eliminables): Frame pointer is needed
7255 when stack is realigned.
7256 (init_elim_table): Can eliminate frame pointer when stack is
7257 realigned and dynamic realigned argument pointer isn't used.
7259 * rtl.h (assign_stack_local_1): Declare new funtion.
7261 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7262 (TARGET_GET_DRAP_RTX): Likewise.
7263 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7264 TARGET_GET_DRAP_RTX.
7266 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7268 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7269 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7271 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7272 H.J. Lu <hongjiu.lu@intel.com>
7274 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7275 vdrap_reg, stack_realign and drap_reg_saved.
7276 (add_cfi): Don't allow redefining CFA when DRAP is used.
7277 (reg_save): Handle stack alignment.
7278 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7279 alignment. Don't generate DWARF information for (set fp sp)
7281 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7283 (int_loc_descriptor): Move prototype forward. Also define if
7284 DWARF2_UNWIND_INFO is true.
7285 (output_cfa_loc): Handle DW_CFA_expression.
7286 (build_cfa_aligned_loc): New.
7287 (based_loc_descr): Update assert for stack realign. For local
7288 variables, use sp+offset when stack is aligned without drap and
7289 fp+offset when stack is aligned with drap. For arguments, use
7290 cfa+offset when drap is used to align stack.
7292 2008-07-30 Joey Ye <joey.ye@intel.com>
7293 H.J. Lu <hongjiu.lu@intel.com>
7295 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7297 (ix86_gen_andsp): New.
7298 (ix86_user_incoming_stack_boundary): Likewise.
7299 (ix86_default_incoming_stack_boundary): Likewise.
7300 (ix86_incoming_stack_boundary): Likewise.
7301 (ix86_can_eliminate): Likewise.
7302 (find_drap_reg): Likewise.
7303 (ix86_update_stack_boundary): Likewise.
7304 (ix86_get_drap_rtx): Likewise.
7305 (ix86_finalize_stack_realign_flags): Likewise.
7306 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7307 (TARGET_GET_DRAP_RTX): Likewise.
7308 (override_options): Overide option value for new options.
7309 (ix86_function_ok_for_sibcall): Remove check for
7310 force_align_arg_pointer.
7311 (ix86_handle_cconv_attribute): Likewise.
7312 (ix86_function_regparm): Likewise.
7313 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7314 (ix86_va_start): Replace virtual_incoming_args_rtx with
7315 crtl->args.internal_arg_pointer.
7316 (ix86_select_alt_pic_regnum): Check DRAP register.
7317 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7318 (ix86_compute_frame_layout): Compute frame layout wrt stack
7320 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7321 (ix86_expand_prologue): Decide if stack realignment is needed
7322 and generate prologue code accordingly.
7323 (ix86_expand_epilogue): Generate epilogue code wrt stack
7324 realignment is really needed or not.
7326 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7327 (ABI_STACK_BOUNDARY): Likewise.
7328 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7329 (STACK_REALIGN_DEFAULT): Likewise.
7330 (INCOMING_STACK_BOUNDARY): Likewise.
7331 (MAX_STACK_ALIGNMENT): Likewise.
7332 (ix86_incoming_stack_boundary): Likewise.
7333 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7334 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7335 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7336 (machine_function): Remove force_align_arg_pointer.
7338 * config/i386/i386.md (BX_REG): New.
7339 (R13_REG): Likewise.
7341 * config/i386/i386.opt (mforce_drap): New.
7342 (mincoming-stack-boundary): Likewise.
7343 (mstackrealign): Add Init(-1).
7345 * config/i386/i386-protos.h (ix86_can_eliminate): New
7347 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7349 * doc/extend.texi: Update force_align_arg_pointer.
7351 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7354 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7355 (INCOMING_STACK_BOUNDARY): Likewise.
7356 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7357 (TARGET_GET_DRAP_RTX): Likewise.
7359 2008-07-30 Andreas Schwab <schwab@suse.de>
7361 PR rtl-optimization/36929
7362 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7363 add_insn_before and fix argument order.
7364 (replace_inc_dec_mem): Handle NULL rtx.
7366 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7368 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7370 (arm_compute_initial_elimination_offset): Use it.
7371 (arm_compute_save_reg_mask): Include static chain save slot when
7372 calculating alignment.
7373 (arm_get_frame_offsets): Ditto.
7374 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7375 that we can use to decrement the stack when the stack decrement
7376 could be too big for an immediate value in a single insn.
7377 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7379 2008-07-30 Richard Guenther <rguenther@suse.de>
7381 PR tree-optimization/36967
7382 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7383 Release defs of statements we remove.
7385 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7387 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7388 instead of NULL_RTVEC.
7390 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7394 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7397 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7399 * final.c (call_from_call_insn): New.
7400 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7402 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7404 * configure.ac: Substitute ADA_CFLAGS.
7405 * configure: Regenerate.
7406 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7407 * Makefile.in: Remove mention of X_* variables.
7408 * config/pa/x-ada-hpux10: Remove.
7409 * config/pa/x-ada: Remove.
7411 * doc/fragments.texi: Update.
7413 2008-07-30 Olivier Hainque <hainque@adacore.com>
7415 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7416 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7417 __dso_handle explicitly here.
7419 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7422 * c-typeck.c (build_binary_op): Encapsulate code into...
7423 * c-common.c (shorten_binary_op): ...this new function.
7424 (conversion_warning): Use the new function. Handle non-negative
7425 constant in bitwise-and.
7426 * c-common.h (shorten_binary_op): Declare.
7428 2008-07-30 Olivier Hainque <hainque@adacore.com>
7430 * scan.c (make_sstring_space): Add explicit conversions of
7431 allocator's return value.
7432 * fix-header.c (recognized_function): Likewise.
7434 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7436 * doc/cpp.texi: Update to GFDL 1.2.
7437 * doc/gcc.texi: Do not list GPL as Invariant Section.
7438 * doc/gccint.texi: Likewise. Update copyright years.
7439 * doc/install.texi: Update copyright years.
7441 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7444 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7445 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7447 2008-07-29 Jan Hubicka <jh@suse.cz>
7449 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7450 (grokdeclarator): Likewise.
7451 * langhooks.c (lhd_warn_unused_global_decl): Use
7452 DECL_DECLARED_INLINE_P.
7453 * print-tree.c (print_node): Remove DECL_INLINE check.
7455 2008-07-29 Richard Guenther <rguenther@suse.de>
7457 PR tree-optimization/36945
7458 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7459 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7460 Record invariant addresses un-decomposed.
7461 (copy_reference_ops_from_call): Record reference call
7462 arguments properly. Simplify.
7463 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7464 helper split out from ...
7465 (create_component_ref_by_pieces): ... here. Simplify.
7466 Prepare for recursive invocation for call arguments.
7467 (create_expression_by_pieces): Adjust call to
7468 create_component_ref_by_pieces.
7469 (compute_avail): Process operand 2 of reference ops.
7471 2008-07-29 Richard Guenther <rguenther@suse.de>
7473 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7475 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7477 * c-format.c (check_format_types): Revert unwanted checkin.
7479 2008-07-29 Jan Hubicka <jh@suse.cz>
7481 * flags.h (flag_really_no_inline): Remove.
7482 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7483 * toplev.c (flag_really_no_inline): Remove.
7484 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7485 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7486 (cgraph_decide_inlining_incrementally): Likewise.
7487 (compute_inline_parameters): Likewise.
7488 * opts.c (decode_options): Simplify.
7489 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7490 * common.opt (finline): Initialize to 1.
7491 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7493 2008-07-29 Jan Hubicka <jh@suse.cz>
7495 * predict.c (always_optimize_for_size_p): New function.
7496 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7497 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7498 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7500 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7501 * function.c (prepare_function_start): Set default profile.
7502 * function.h (rtl_data): Add maybe_hot_insn_p.
7503 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7504 (construct_exit_block): Likewise.
7505 (tree_expand_cfg): Likewise.
7507 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7508 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7509 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7510 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7513 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7516 * c-decl.c (merge_decls): Merge USED flags.
7518 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7520 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7521 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7522 next_stack, lab_false and lab_over trees.
7524 2008-07-28 Richard Guenther <rguenther@suse.de>
7526 PR tree-optimization/36957
7527 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7528 (useless_type_conversion_p): Remove.
7529 (types_compatible_p): Remove.
7530 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7531 (useless_type_conversion_p): Declare.
7532 (types_compatible_p): Declare.
7533 (gimple_expr_type): Return the base type only if it is
7534 trivially convertible to the subtype.
7536 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7538 * configure.ac: Use the m4_do macro to concatenate the warnings into
7539 one string in ACX_PROG_CC_WARNING_OPTS,
7540 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7541 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7542 * configure: Regenerate.
7544 2008-07-28 Richard Guenther <rguenther@suse.de>
7546 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7547 (insert_fake_stores): Remove.
7548 (realify_fake_stores): Likewise.
7549 (execute_pre): Remove dead code.
7550 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7551 (find_func_aliases): Deal with it here instead.
7552 Re-enable gcc_unreachable call.
7554 2008-07-28 Richard Guenther <rguenther@suse.de>
7556 Merge from gimple-tuples-branch.
7558 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7559 * gimple.def: New file.
7560 * gsstruct.def: Likewise.
7561 * gimple-iterator.c: Likewise.
7562 * gimple-pretty-print.c: Likewise.
7563 * tree-gimple.c: Removed. Merged into ...
7564 * gimple.c: ... here. New file.
7565 * tree-gimple.h: Removed. Merged into ...
7566 * gimple.h: ... here. New file.
7568 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7569 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7570 --enable-checking=gimple flag.
7571 * config.in: Likewise.
7572 * configure: Regenerated.
7574 * tree-ssa-operands.h: Tuplified.
7575 * tree-vrp.c: Likewise.
7576 * tree-loop-linear.c: Likewise.
7577 * tree-into-ssa.c: Likewise.
7578 * tree-ssa-loop-im.c: Likewise.
7579 * tree-dump.c: Likewise.
7580 * tree-complex.c: Likewise.
7581 * cgraphbuild.c: Likewise.
7582 * tree-ssa-threadupdate.c: Likewise.
7583 * tree-ssa-loop-niter.c: Likewise.
7584 * tree-pretty-print.c: Likewise.
7585 * tracer.c: Likewise.
7586 * gengtype.c: Likewise.
7587 * tree-loop-distribution.c: Likewise.
7588 * tree-ssa-loop-unswitch.c: Likewise.
7589 * cgraph.c: Likewise.
7590 * cgraph.h: Likewise.
7591 * tree-ssa-loop-manip.c: Likewise.
7592 * value-prof.c: Likewise.
7593 * tree-ssa-loop-ch.c: Likewise.
7594 * tree-tailcall.c: Likewise.
7595 * value-prof.h: Likewise.
7598 * tree-pass.h: Likewise.
7599 * ipa-cp.c: Likewise.
7600 * tree-scalar-evolution.c: Likewise.
7601 * tree-scalar-evolution.h: Likewise.
7602 * target.h: Likewise.
7603 * lambda-mat.c: Likewise.
7604 * tree-phinodes.c: Likewise.
7605 * diagnostic.h: Likewise.
7606 * builtins.c: Likewise.
7607 * tree-ssa-alias-warnings.c: Likewise.
7608 * cfghooks.c: Likewise.
7609 * fold-const.c: Likewise.
7610 * cfghooks.h: Likewise.
7611 * omp-low.c: Likewise.
7612 * tree-ssa-dse.c: Likewise.
7613 * ipa-reference.c: Likewise.
7614 * tree-ssa-uncprop.c: Likewise.
7615 * toplev.c: Likewise.
7616 * tree-gimple.c: Likewise.
7617 * tree-gimple.h: Likewise.
7618 * tree-chrec.c: Likewise.
7619 * tree-chrec.h: Likewise.
7620 * tree-ssa-sccvn.c: Likewise.
7621 * tree-ssa-sccvn.h: Likewise.
7622 * cgraphunit.c: Likewise.
7623 * tree-ssa-copyrename.c: Likewise.
7624 * tree-ssa-ccp.c: Likewise.
7625 * tree-ssa-loop-ivopts.c: Likewise.
7626 * tree-nomudflap.c: Likewise.
7627 * tree-call-cdce.c: Likewise.
7628 * ipa-pure-const.c: Likewise.
7629 * c-format.c: Likewise.
7630 * tree-stdarg.c: Likewise.
7631 * tree-ssa-math-opts.c: Likewise.
7632 * tree-ssa-dom.c: Likewise.
7633 * tree-nrv.c: Likewise.
7634 * tree-ssa-propagate.c: Likewise.
7635 * ipa-utils.c: Likewise.
7636 * tree-ssa-propagate.h: Likewise.
7637 * tree-ssa-alias.c: Likewise.
7638 * gimple-low.c: Likewise.
7639 * tree-ssa-sink.c: Likewise.
7640 * ipa-inline.c: Likewise.
7641 * c-semantics.c: Likewise.
7642 * dwarf2out.c: Likewise.
7644 * tree-ssa-loop-ivcanon.c: Likewise.
7645 * predict.c: Likewise.
7646 * tree-ssa-loop.c: Likewise.
7647 * tree-parloops.c: Likewise.
7648 * tree-ssa-address.c: Likewise.
7649 * tree-ssa-ifcombine.c: Likewise.
7650 * matrix-reorg.c: Likewise.
7651 * c-decl.c: Likewise.
7652 * tree-eh.c: Likewise.
7653 * c-pretty-print.c: Likewise.
7654 * lambda-trans.c: Likewise.
7655 * function.c: Likewise.
7656 * langhooks.c: Likewise.
7657 * ebitmap.h: Likewise.
7658 * tree-vectorizer.c: Likewise.
7659 * function.h: Likewise.
7660 * langhooks.h: Likewise.
7661 * tree-vectorizer.h: Likewise.
7662 * ipa-type-escape.c: Likewise.
7663 * ipa-type-escape.h: Likewise.
7664 * domwalk.c: Likewise.
7665 * tree-if-conv.c: Likewise.
7666 * profile.c: Likewise.
7667 * domwalk.h: Likewise.
7668 * tree-data-ref.c: Likewise.
7669 * tree-data-ref.h: Likewise.
7670 * tree-flow-inline.h: Likewise.
7671 * tree-affine.c: Likewise.
7672 * tree-vect-analyze.c: Likewise.
7673 * c-typeck.c: Likewise.
7674 * gimplify.c: Likewise.
7675 * coretypes.h: Likewise.
7676 * tree-ssa-phiopt.c: Likewise.
7677 * calls.c: Likewise.
7678 * tree-ssa-coalesce.c: Likewise.
7679 * tree.def: Likewise.
7680 * tree-dfa.c: Likewise.
7681 * except.c: Likewise.
7682 * except.h: Likewise.
7683 * cfgexpand.c: Likewise.
7684 * tree-cfgcleanup.c: Likewise.
7685 * tree-ssa-pre.c: Likewise.
7686 * tree-ssa-live.c: Likewise.
7687 * tree-sra.c: Likewise.
7688 * tree-ssa-live.h: Likewise.
7689 * tree-predcom.c: Likewise.
7690 * lambda.h: Likewise.
7691 * tree-mudflap.c: Likewise.
7692 * ipa-prop.c: Likewise.
7693 * print-tree.c: Likewise.
7694 * tree-ssa-copy.c: Likewise.
7695 * ipa-prop.h: Likewise.
7696 * tree-ssa-forwprop.c: Likewise.
7697 * ggc-page.c: Likewise.
7698 * c-omp.c: Likewise.
7699 * tree-ssa-dce.c: Likewise.
7700 * tree-vect-patterns.c: Likewise.
7701 * tree-ssa-ter.c: Likewise.
7702 * tree-nested.c: Likewise.
7703 * tree-ssa.c: Likewise.
7704 * lambda-code.c: Likewise.
7705 * tree-ssa-loop-prefetch.c: Likewise.
7706 * tree-inline.c: Likewise.
7707 * tree-inline.h: Likewise.
7708 * tree-iterator.c: Likewise.
7709 * tree-optimize.c: Likewise.
7710 * tree-ssa-phiprop.c: Likewise.
7711 * tree-vect-transform.c: Likewise.
7712 * tree-object-size.c: Likewise.
7713 * tree-outof-ssa.c: Likewise.
7714 * cfgloop.c: Likewise.
7715 * system.h: Likewise.
7716 * tree-profile.c: Likewise.
7717 * cfgloop.h: Likewise.
7718 * c-gimplify.c: Likewise.
7719 * c-common.c: Likewise.
7720 * tree-vect-generic.c: Likewise.
7721 * tree-flow.h: Likewise.
7722 * c-common.h: Likewise.
7723 * basic-block.h: Likewise.
7724 * tree-ssa-structalias.c: Likewise.
7725 * tree-switch-conversion.c: Likewise.
7726 * tree-ssa-structalias.h: Likewise.
7727 * tree-cfg.c: Likewise.
7728 * passes.c: Likewise.
7729 * ipa-struct-reorg.c: Likewise.
7730 * ipa-struct-reorg.h: Likewise.
7731 * tree-ssa-reassoc.c: Likewise.
7732 * cfgrtl.c: Likewise.
7733 * varpool.c: Likewise.
7735 * tree-ssanames.c: Likewise.
7736 * tree-ssa-threadedge.c: Likewise.
7737 * langhooks-def.h: Likewise.
7738 * tree-ssa-operands.c: Likewise.
7739 * config/alpha/alpha.c: Likewise.
7740 * config/frv/frv.c: Likewise.
7741 * config/s390/s390.c: Likewise.
7742 * config/m32c/m32c.c: Likewise.
7743 * config/m32c/m32c-protos.h: Likewise.
7744 * config/spu/spu.c: Likewise.
7745 * config/sparc/sparc.c: Likewise.
7746 * config/i386/i386.c: Likewise.
7747 * config/sh/sh.c: Likewise.
7748 * config/xtensa/xtensa.c: Likewise.
7749 * config/stormy16/stormy16.c: Likewise.
7750 * config/ia64/ia64.c: Likewise.
7751 * config/rs6000/rs6000.c: Likewise.
7752 * config/pa/pa.c: Likewise.
7753 * config/mips/mips.c: Likewise.
7755 2008-07-28 Simon Baldwin <simonb@google.com>
7757 * c-pragma.c (handle_pragma_message): New function.
7758 (init_pragma): Register handle_pragma_message.
7759 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
7762 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
7764 PR tree-optimization/35252
7765 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
7766 REALPART_EXPR to be considered as same load operation.
7768 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
7770 PR tree-optimization/36830
7771 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
7772 (expressions_equal_p): Return false if only one operand is null.
7774 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
7776 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
7777 version requirements.
7779 2008-07-26 Olivier Hainque <hainque@adacore.com>
7781 * collect2.c (symkind): New enum. Symbol kinds we care about.
7782 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
7783 code and head comment accordingly.
7784 (scan_prog_file): Use symkind names instead of bare integers.
7786 2008-07-25 Jan Hubicka <jh@suse.cz>
7788 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
7790 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
7791 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
7792 * dojump.c (clear_pending_stack_adjust): Likewise.
7793 * print-tree.c (print_node): Ignore DECL_INLINE.
7794 * tree-inline.c (inlinable_function_p): Likewise.
7796 2008-07-25 Michael Meissner <gnu@the-meissners.org>
7798 * doc/extend.texi (hot attribute): Document that the hot attribute
7799 turns on -O3 for some ports.
7800 (cold attribute): Document that the cold attribute turns on -Os
7803 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
7804 reflect function specific option support.
7806 * target.h (struct target_option_hooks): Add fields to say whether
7807 the cold attribute implies -Os and the hot attribute implies -O3.
7809 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
7810 By default, do not turn on -Os for cold functions.
7811 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
7812 not turn on -O3 for hot functions.
7814 * c-common.c (handle_hot_attribute): Use target hook to determine
7815 if hot functions should enable -O3.
7816 (handle_cold_attribute): Use target hook to determine if cold
7817 functions should enable -Os.
7819 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
7820 (override_options): Move disable scheduling to
7821 optimization_options.
7822 (optimization_options): Disable scheduling here, not
7824 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7825 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7827 * config/ia64/ia64.c (ia64_override_options): Move setting
7828 scheduling flags to ia64_optimization_options.
7829 (ia64_optimization_options): Disable scheduling options here, and
7830 not in ia64_override_options.
7831 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7832 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
7834 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
7837 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
7839 2008-07-25 Martin Jambor <mjambor@suse.cz>
7841 PR tree-optimization/36926
7842 * ipa-prop.c (ipa_analyze_call_uses): Call
7843 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
7845 2008-07-25 Joseph Myers <joseph@codesourcery.com>
7847 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7848 movv2si_internal): Add mem = reg alternative.
7850 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
7853 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
7854 DEFAULT_PCC_STRUCT_RETURN to 127.
7856 2008-07-24 Jan Hubicka <jh@suse.cz>
7858 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
7859 (build_cgraph_edges): Likewise.
7860 * cgraph.c (cgraph_node): Do not update assembler hash.
7861 (cgraph_remove_node): Drop non-unit-at-a-time code.
7862 * tree-pass.h (pass_O0_always_inline): Remove.
7863 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
7864 * toplev.c (process_options): Flag unit-at-a-time does not imply
7866 * cgraphunit.c: Update comments.
7867 (decide_is_function_needed): Drop non-unit-at-a-time mode.
7868 (cgraph_assemble_pending_functions): Remove.
7869 (cgraph_reset_node): Drop non-unit-at-a-time code.
7870 (cgraph_finalize_function): Likewise.
7871 (cgraph_analyze_function): Likewise.
7872 (cgraph_finalize_compilation_unit): Likewise.
7873 (cgraph_expand_function): Likewise.
7874 (cgraph_optimize): Likesise.
7875 (save_inline_function_body): Likewise.
7876 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
7877 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
7878 * ipa-inline.c: Update comments.
7879 (enum inlining_mode): remove INLINE_SPEED.
7880 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
7881 (cgraph_mark_inline_edge): Likewise.
7882 (try_inline): Likewise.
7883 (cgraph_decide_inlining_incrementally): Likewise.
7884 (cgraph_gate_inlining): Remove.
7885 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
7886 (cgraph_gate_early_inlining): Likewise.
7887 (gate_inline_passes): Remove.
7888 (pass_inline_parameters, pass_ipa_inline): Remove gates.
7889 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7890 pass_O0_always_inline): Remove.
7891 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
7892 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
7893 * opts.c (no_unit_at_a_time_default): Remove.
7894 (decode_options): Remove flag_unit_at_a_time reset and warning.
7895 * opts.h (no_unit_at_a_time_default): Remove.
7896 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
7897 early in GNU dialect.
7898 (merge_decls): Update comment; drop unit-at-a-time check.
7899 (finish_decl): Likewise.
7900 (grok_declaration): Remove flag_inline_trees code.
7901 (finish_functions): Return on function returning non-void on all
7903 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
7904 * cfgexpand.c (expand_one_static_var): Remove.
7905 (expand_one_var): Remove expand_one_static_var call.
7906 (expand_used_vars_for_block): Remove flag_unit_a_time check.
7907 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
7908 and flag_unit_at_a-time compatibility checks.
7909 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
7910 * tree-inline.c (flag_inline_trees): Remove.
7911 (inlinable_function_p): Don't check it.
7912 (expand_call_inline): Remove non-unit-at-a-time code.
7913 * tree-inline.h (flag_inline_trees): Remove.
7914 * tree-optimize.c (execute_early_local_optimizations): Remove
7915 unit-at-a-time checks.
7916 (tree_rest_of_compilation): Likewise.
7917 * combine.c (setup_incoming_promotions): Likewise.
7918 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
7919 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
7920 * passes.c (pass_inline_parameters): Update comments; remove
7921 O0_alwaysinline pass.
7922 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
7923 (execute_one_pass): Likewise.
7924 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
7925 (ix86_function_sseregparm): Likewise.
7926 * arm.c (arm_function_in_section_p): Likewise.
7927 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
7928 * varpool.c: Update comments.
7929 (decide_is_variable_needed): Remove unit-at-a-time checks.
7930 (varpool_finalize_decl): Likewise.
7932 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
7934 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
7936 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
7938 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
7940 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
7941 imp symbol extension.
7943 2008-07-23 Ian Lance Taylor <iant@google.com>
7945 * tree-vrp.c (infer_value_range): Ignore asm statements when
7946 looking for memory accesses for -fdelete-null-pointer-checks.
7948 2008-07-24 Ben Elliston <bje@au.ibm.com>
7950 * config/spu/spu-c.c (__vector_keyword): New variable.
7951 (vector_keyword): Likewise.
7952 (spu_categorize_keyword): New function.
7953 (spu_macro_to_expand): Likewise.
7954 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
7955 compiling an ISO C dialect.
7957 2008-07-24 Ben Elliston <bje@au.ibm.com>
7959 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
7962 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7964 * configure: Regenerate.
7965 * configure.ac: Require texinfo 4.7.
7966 * doc/install.texi: Document texinfo 4.7 requirement.
7968 2008-07-23 Martin Jambor <mjambor@suse.cz>
7970 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
7971 rather than for DECL_SAVED_TREE.
7972 * ipa-prop.c: Include diagnostic.h.
7973 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
7975 (ipa_detect_param_modifications): Function rewritten from scratch.
7976 (ipa_compute_jump_functions): Changed accesses to modification flags.
7977 (ipa_free_node_params_substructures): Update flags destruction.
7978 (ipa_node_duplication_hook): Update flags duplication.
7979 (ipa_print_all_params_modified): Updated flag access.
7980 * ipa-prop.h (struct ipa_param_flags): New structure.
7981 (struct ipa_node_params): New field modification_analysis_done,
7982 modified_flags changed into param_flags.
7983 (ipa_is_ith_param_modified): Changed to use new flags.
7984 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
7986 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
7987 ipa-cp.c and split into two functions.
7988 (ipa_print_node_jump_functions): New function.
7989 (compute_scalar_jump_functions): New function.
7990 (type_like_member_ptr_p): New function.
7991 (compute_pass_through_member_ptrs): New function.
7992 (fill_member_ptr_cst_jump_function): New function.
7993 (determine_cst_member_ptr): New function.
7994 (compute_cst_member_ptr_arguments): New function.
7995 (ipa_compute_jump_functions): Complete rewrite.
7996 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
7997 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
7998 (struct ipa_member_ptr_cst): New structure.
7999 (union jump_func_value): New field member_cst.
8000 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8001 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8002 jump function types.
8003 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8004 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8005 instead of ipcp_print_all_jump_functions.
8006 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8007 only for replacable scalars.
8009 * doc/invoke.texi (Optimize options): Add description of
8010 -findirect-inlining.
8011 * common.opt (flag_indirect_inlining): New flag.
8012 * opts.c (decode_options): Set flag_indirect_inlining when
8015 * ipa-inline.c: Include ipa-prop.h.
8016 (inline_indirect_intraprocedural_analysis): New function.
8017 (inline_generate_summary): Allocate parameter and argument info
8018 structures, call inline_indirect_intraprocedural_analysis on each
8019 node when doing indirect inlining and deallocate indirect inlining
8020 data structures in the end.
8021 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8022 (free_all_ipa_structures_after_iinln): New function.
8023 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8025 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8027 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8028 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8029 of computing the frequency separately.
8030 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8031 of computing the frequency separately.
8032 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8033 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8034 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8035 (ipa_get_stmt_member_ptr_load_param): New function.
8036 (ipa_is_ssa_with_stmt_def): New function.
8037 (ipa_note_param_call): New function.
8038 (ipa_analyze_call_uses): New function.
8039 (ipa_analyze_stmt_uses): New function.
8040 (ipa_analyze_params_uses): New function.
8041 (ipa_free_node_params_substructures): Also free the param_calls linked
8043 (ipa_node_duplication_hook): Also duplicate the param_calls
8045 (ipa_print_node_param_flags): New function.
8046 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8047 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8048 * ipa-prop.h (struct ipa_param_flags): New field called.
8049 (struct ipa_param_call_note): New structure.
8050 (struct ipa_node_params): New fields param_calls and
8052 (ipa_is_ith_param_called): New function.
8053 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8054 ipa_analyze_params_uses and dump parameter flags.
8056 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8057 ipa_propagate_indirect_call_infos if performing indirect inlining,
8058 pass a new parameter new_edges to it.
8059 (add_new_edges_to_heap): New fucntion.
8060 (cgraph_decide_inlining_of_small_functions): New vector
8061 new_indirect_edges for newly found indirect edges , call
8062 ipa_propagate_indirect_call_infos after inlining.
8063 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8064 inlining if performing indirect inlining. Call
8065 free_all_ipa_structures_after_iinln when doing so too.
8066 (inline_generate_summary): Do not call
8067 free_all_ipa_structures_after_iinln here.
8068 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8069 (print_edge_addition_message): New function.
8070 (update_call_notes_after_inlining): New function.
8071 (propagate_info_to_inlined_callees): New function.
8072 (ipa_propagate_indirect_call_infos): New function.
8073 * ipa-prop.h: Include cgraph.h
8074 (struct ipa_param_call_note): Fields reordered, new field processed.
8075 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8077 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8078 rediscovered call statements.
8079 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8080 (dump_cgraph_node): Dump also the indirect_call flag.
8081 (cgraph_clone_edge): Copy also the indirect_call flag.
8082 * tree-inline.c (copy_bb): Do not check for fndecls from call
8083 expressions, check for edge availability when moving clones.
8084 (get_indirect_callee_fndecl): New function.
8085 (expand_call_inline): If callee declaration is not apprent from
8086 the statement, try calling get_indirect_callee_fndecl. Do not
8087 issue warnings or call sorry when not inlinings an indirect edge.
8088 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8090 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8091 bit more frandly to matching.
8092 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8093 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8094 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8096 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8099 * opth-gen.awk: Suppress function specific features when building
8101 * optc-gen.awk: Ditto.
8103 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8106 * diagnostic.c (pedwarn): Add opt parameter.
8108 * c-tree.h (pedwarn_init): Add opt parameter.
8109 (pedwarn_c90): Likewise.
8110 (pedwarn_c99): Likewise.
8111 * c-errors.c (pedwarn_c99): Likewise.
8112 (pedwarn_c90): Likewise.
8113 * toplev.h (pedwarn): Update declaration.
8114 (pedwarn0): Declare.
8115 * c-lex.c: All calls to pedwarn changed.
8116 * builtins.c: All calls to pedwarn changed.
8117 * toplev.c: All calls to pedwarn changed.
8118 * c-decl.c: All calls to pedwarn changed.
8119 * c-typeck.c: All calls to pedwarn changed.
8120 * c-common.c: All calls to pedwarn changed.
8121 * c-parser.c: All calls to pedwarn changed.
8123 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8124 Karthik Kumar <karthikkumar@gmail.com>
8126 * attribs.c (file scope): Include c-common.h.
8127 (decl_attributes): Add support for #pragma GCC optimize and
8130 * targhooks.c (default_can_inline_p): New function that is the
8131 default for the TARGET_CAN_INLINE_P target hook.
8133 * targhooks.h (default_can_inline_p): Add declaration.
8135 * tree.c (cl_optimization_node): New static tree for building
8136 OPTIMIZATION_NODE tree.
8137 (cl_target_option_node): New static tree for building
8138 TARGET_OPTION_NODE tree.
8139 (cl_option_hash_table): New hash table for hashing
8140 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8141 (cl_option_hash_hash): New function to provide the hash value for
8142 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8143 (cl_option_hash_eq): New function to provide an equality test for
8144 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8145 (tree_code_size): Add support for OPTIMIZATION_NODE and
8146 TARGET_OPTION_NODE trees.
8147 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8148 TARGET_OPTION_NODE trees.
8149 (build_optimization_node): Build a tree that has all of the
8150 current optimization options.
8151 (build_target_option_node): Build a tree that has the target
8152 options that might be changed on a per function basis.
8154 * tree.h (file scope): Include options.h.
8155 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8156 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8157 (TREE_OPTIMIZATION): Ditto.
8158 (TREE_TARGET_SPECIFIC): Ditto.
8159 (struct tree_function_decl): Add fields for remembering the
8160 current optimization options and target specific options.
8161 (struct tree_optimization_option): New tree variant that remembers
8162 the optimization options.
8163 (struct tree_target_option): New tree variant that remembers the
8164 target specific flags that might change for compiling a particular
8166 (union tree_node): Include tree_optimization_option and
8167 tree_target_option fields.
8168 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8169 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8170 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8171 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8172 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8173 optimization and target options.
8174 (optimization_default_node): New macro to refer to global_trees
8176 (optimization_current_node): Ditto.
8177 (optimization_cold_node): Ditto.
8178 (optimization_hot_node): Ditto.
8179 (target_option_default_node): Ditto.
8180 (target_option_current_node): Ditto.
8181 (current_option_pragma): Ditto.
8182 (current_optimize_pragma): Ditto.
8184 * target.h (struct gcc_target): Add valid_option_attribute_p,
8185 target_option_save, target_option_restore, target_option_print,
8186 target_option_pragma_parse, and can_inline_p hooks.
8188 * toplev.h (parse_optimize_options): Add declaration.
8189 (fast_math_flags_struct_set_p): Ditto.
8191 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8192 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8195 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8196 tree_can_inline_p hook to see if one function can inline another.
8197 (cgraph_decide_inlining): Ditto.
8198 (cgraph_decide_inlining_incrementally): Ditto.
8200 * opts.c (decode_options): Add support for running multiple times
8201 to allow functions with different target or optimization options
8202 than was specified on the command line.
8203 (fast_math_flags_struct_set_p): New function that is similar to
8204 fast_math_flags_set_p, except it uses the values in the
8205 cl_optimization structure instead of global variables.
8207 * optc-gen.awk: Add support for TargetSave to allow a back end to
8208 declare new fields that need to be saved when using function
8209 specific options. Include flags.h and target.h in the options.c
8210 source. Add support for Save to indicate which options can be set
8211 for individual functions. Generate cl_optimize_save,
8212 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8213 cl_target_option_restore, cl_target_option_print functions to
8214 allow functions to use different optimization or target options.
8216 * opt-functions.awk (var_type_struct): Return the type used for
8217 storing the field in a structure.
8219 * opth-gen.awk: Add support for TargetSave to allow a back end to
8220 declare new fields that need to be saved when using function
8221 specific options. Add support for Save to indicate which options
8222 can be set for individual functions. Only generate one extern for
8223 Mask fields. Generate cl_optimization and cl_target_option
8224 structures to remember optimization and target options.
8226 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8227 collecting new tree nodes.
8228 (TS_TARGET_OPTION): Ditto.
8230 * c-decl.c (merge_decls): Merge function specific target and
8231 optimization options.
8233 * function.c (invoke_set_current_function_hook): If the function
8234 uses different optimization options, change the global variables
8237 * coretypes.h (struct cl_optimization): Add forward reference.
8238 (struct cl_target_option): Ditto.
8240 * c-pragma.c (option_stack): New static vector to remember the
8241 current #pragma GCC option stack.
8242 (handle_pragma_option): New function to support #pragma GCC option
8243 to change target options.
8244 (optimize_stack): New static vector to remember the current
8245 #pragma GCC optimize stack.
8246 (handle_pragma_optimize): New function to support #pragma GCC
8247 optimize to change optimization options.
8248 (init_pragma): Add support for #pragma GCC optimize and #pragma
8251 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8252 optimization options.
8253 (TARGET_OPTION_NODE): New tree code for remembering certain target
8256 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8257 TARGET_OPTION_NODE trees.
8259 * common.opt (-O): Add Optimization flag.
8261 (-fmath-errno): Ditto.
8262 (-falign-functions): Add UInteger flag to make sure flag gets full
8263 int in cl_optimization structure.
8264 (-falign-jumps): Ditto.
8265 (-falign-labels): Ditto.
8266 (-falign-loops): Ditto.
8267 (-fsched-stalled-insns): Ditto.
8268 (-fsched-stalled-insns-dep): Ditto.
8270 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8272 (TARGET_OPTION_SAVE): Ditto.
8273 (TARGET_OPTION_RESTORE): Ditto.
8274 (TARGET_OPTION_PRINT): Ditto.
8275 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8276 (TARGET_CAN_INLINE_P): Ditto.
8277 (TARGET_INITIALIZER): Add new hooks.
8279 * tree-inline.c (tree_can_inline_p): New function to determine
8280 whether one function can inline another. Check if the functions
8281 use compatible optimization options, and also call the backend
8284 * tree-inline.h (tree_can_inline_p): Add declaration.
8286 * c-common.c (c_common_attribute): Add support for option and
8287 optimize attributes.
8288 (handle_option_attribute): Add support for the option attribute to
8289 allow the user to specify different target options for compiling a
8291 (handle_optimize_attribute): Add support for the optimize
8292 attribute to allow the user to specify different optimization
8293 options for compiling a specific function.
8294 (handle_hot_attribute): Turn on -O3 optimization for this one
8295 function if it isn't the default optimization level.
8296 (handle_cold_attribute): Turn on -Os optimization for this one
8297 function if it insn't the default optimization.
8298 (const_char_p): New const char * typedef.
8299 (optimize_args): New static vector to remember the optimization
8301 (parse_optimize_options): New function to set up the optimization
8302 arguments from either the optimize attribute or #pragma GCC optimize.
8304 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8305 (builtin_define_std): Ditto.
8307 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8308 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8309 (x86_64-*-*): Ditto.
8311 * Makefile.in (TREE_H): Add options.h.
8312 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8314 * doc/extend.texi (option attribute): Document new attribute.
8315 (optimize attribute): Ditto.
8316 (hot attribute): Document hot attribute sets -O3.
8317 (cold attribute): Document cold attribute sets -Os.
8318 (#pragma GCC option): Document new pragma.
8319 (#pragma GCC optimize): Ditto.
8321 * doc/options.texi (TargetSave): Document TargetSave syntax.
8322 (UInteger): Document UInteger must be used for certain flags.
8323 (Save): Document Save option to create target specific options
8324 that can be saved/restored on a function specific context.
8326 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8327 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8329 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8330 (TARGET_OPTION_SAVE): Ditto.
8331 (TARGET_OPTION_RESTORE): Ditto.
8332 (TARGET_OPTION_PRINT): Ditto.
8333 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8334 (TARGET_CAN_INLINE_P): Ditto.
8336 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8338 (-mfpmath=both): Ditto.
8340 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8341 Karthik Kumar <karthikkumar@gmail.com>
8343 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8344 (TARGET_POPCNT): Ditto.
8345 (TARGET_SAHF): Ditto.
8346 (TARGET_AES): Ditto.
8347 (TARGET_PCLMUL): Ditto.
8348 (TARGET_CMPXCHG16B): Ditto.
8349 (TARGET_RECIP): Move switch into target_flags.
8350 (TARGET_FUSED_MADD): Ditto.
8351 (ix86_arch_features): Make an unsigned char type.
8352 (ix86_tune_features): Ditto.
8353 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8354 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8355 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8357 * config/i386/i386.opt (arch): New TargetSave field to define
8358 fields that need to be saved for function specific option support.
8361 (branch_cost): Ditto.
8362 (ix86_isa_flags_explicit): Ditto.
8363 (tune_defaulted): Ditto.
8364 (arch_specified): Ditto.
8365 (-m128-long-double): Add Save flag to save option for target
8366 specific option support.
8368 (-maccumulate-outgoing-args): Ditto.
8369 (-malign-double): Ditto.
8370 (-malign-stringops): Ditto.
8371 (-mfancy-math-387): Ditto.
8372 (-mhard-float): Ditto.
8374 (-minline-all-stringops): Ditto.
8375 (-minline-stringops-dynamically): Ditto.
8376 (-mms-bitfields): Ditto.
8377 (-mno-align-stringops): Ditto.
8378 (-mno-fancy-math-387): Ditto.
8379 (-mno-push-args): Ditto.
8380 (-mno-red-zone): Ditto.
8381 (-mpush-args): Ditto.
8382 (-mred-zone): Ditto.
8384 (-msseregparm): Ditto.
8385 (-mstack-arg-probe): Ditto.
8400 (-mrecip): Move flag into target_flags.
8402 (-mno-fused-madd): Ditto.
8403 (-mfused-madd): Ditto.
8404 (-mabm): Move flag into ix86_isa_flags.
8411 * config/i386/i386-c.c: New file for #pragma support.
8412 (ix86_target_macros_internal): New function to #define or #undef
8413 target macros based when the user uses the #pragma GCC option to
8414 change target options.
8415 (ix86_pragma_option_parse): New function to add #pragma GCC option
8417 (ix86_target_macros): Move defining the target macros here from
8418 TARGET_CPU_CPP_BUILTINS in i386.h.
8419 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8420 defined, initialize any subtarget #pragmas.
8422 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8423 REGISTER_TARGET_PRAGMAS.
8425 * config/i386/t-i386: New file for x86 dependencies.
8426 (i386.o): Make dependencies mirror the include files used.
8427 (i386-c.o): New file, add dependencies.
8429 * config/i386/i386-protos.h (override_options): Add bool argument.
8430 (ix86_valid_option_attribute_tree): Add declaration.
8431 (ix86_target_macros): Ditto.
8432 (ix86_register_macros): Ditto.
8434 * config/i386/i386.c (ix86_tune_features): Move initialization of
8435 the target masks to initial_ix86_tune_features to allow functions
8436 to have different target options. Make type unsigned char,
8437 instead of unsigned int.
8438 (initial_ix86_tune_features): New static vector to hold processor
8439 masks for the tune variables.
8440 (ix86_arch_features): Move initialization of the target masks to
8441 initial_ix86_arch_features to allow functions to have different
8442 target options. Make type unsigned char, instead of unsigned int.
8443 (initial_ix86_arch_features): New static vector to hold processor
8444 masks for the arch variables.
8445 (enum ix86_function_specific_strings): New enum to describe the
8446 string options used for attribute((option(...))).
8447 (ix86_target_string): New function to return a string that
8448 describes the target options.
8449 (ix86_debug_options): New function to print the current options in
8451 (ix86_function_specific_save): New function hook to save the
8452 function specific global variables in the cl_target_option structure.
8453 (ix86_function_specific_restore): New function hook to restore the
8454 function specific variables from the cl_target_option structure to
8455 the global variables.
8456 (ix86_function_specific_print): New function hook to print the
8457 target specific options in the cl_target_option structure.
8458 (ix86_valid_option_attribute_p): New function hook to validate
8459 attribute((option(...))) arguments.
8460 (ix86_valid_option_attribute_tree): New function that is common
8461 code between attribute((option(...))) and #pragma GCC option
8462 support that parses the options and returns a tree holding the options.
8463 (ix86_valid_option_attribute_inner_p): New helper function for
8464 ix86_valid_option_attribute_tree.
8465 (ix86_can_inline_p): New function hook to decide if one function
8466 can inline another on a target specific basis.
8467 (ix86_set_current_function); New function hook to switch target
8468 options if the user used attribute((option(...))) or #pragma GCC
8470 (ix86_tune_defaulted): Move to static file scope from
8472 (ix86_arch_specified): Ditto.
8473 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8475 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8476 (OPTION_MASK_ISA_ABM_SET): Ditto.
8477 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8478 (OPTION_MASK_ISA_CX16_SET): Ditto.
8479 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8480 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8481 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8482 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8483 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8484 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8485 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8486 (struct ptt): Move to static file scope from override_options.
8487 (processor_target_table): Ditto.
8489 (ix86_handle_option): Add support for options that are now isa options.
8490 (override_options): Add support for declaring functions that
8491 support different target options than were specified on the
8492 command line. Move struct ptt, processor_target_table, cpu_names,
8493 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8494 Add bool argument. Fix up error messages so the appropriate error
8495 is given for either command line or attribute.
8496 (ix86_previous_fndecl): New static to remember previous function
8497 declaration to see if we need to change target options.
8498 (ix86_builtins_isa): New array to record the ISA of each builtin
8500 (def_builtin): Always create the builtin function, even if the
8501 current ISA doesn't support it.
8502 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8503 tests for those builtins.
8504 (ix86_init_builtins): Remove TARGET_MMX test for calling
8505 ix86_init_mmx_sse_builtins.
8506 (ix86_expand_builtin): If the current ISA doesn't support a given
8507 builtin, signal an error.
8508 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8509 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8510 (TARGET_OPTION_SAVE): Ditto.
8511 (TARGET_OPTION_RESTORE): Ditto.
8512 (TARGET_OPTION_PRINT): Ditto.
8513 (TARGET_CAN_INLINE_P): Ditto.
8515 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8517 * c-typeck.c (build_external_ref): Don't call assemble_external.
8518 * final.c (output_operand): Call assemble_external.
8520 2008-07-21 DJ Delorie <dj@redhat.com>
8522 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8523 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8525 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8527 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8528 original insn and splitter contents into ...
8529 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8530 flag_unsafe_math_optimizations. Add dummy scratch register.
8531 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8532 !flag_unsafe_math_optimizations. Returns number with next
8533 highest magnitude if this is still less or equal to the true
8534 quotient in magnitude.
8536 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8538 * Makefile.in: Replace toplev.h with TOPLEV_H.
8539 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8540 * c-lex.c (fe_file_change): Don't set in_system_header.
8541 * c-parser.c (c_token): Remove in_system_header.
8542 (c_lex_one_token): Don't set in_system_header.
8543 (c_parser_set_source_position_from_token): Don't set in_system_header.
8544 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8547 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8548 * flags.h (in_system_header): Remove.
8549 * function.c (saved_in_system_header): Remove.
8550 (push_cfun): Don't set in_system_header.
8551 (pop_cfun): Don't set in_system_header.
8552 (push_struct_function): Don't set in_system_header.
8553 * input.h (expanded_location): Add sysp.
8554 (in_system_header_at): New.
8555 (in_system_header): New.
8556 * toplev.c (in_system_header): Remove.
8557 * toplev.h: Include input.h
8559 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8560 * tree-ssa.c (warn_uninit): Call warning_at.
8561 (warn_uninitialized_var): Update calls to warn_uninit.
8562 (warn_uninitialized_phi): Update calls to warn_uninit.
8563 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8564 (expand_location): Initialize xloc.sysp.
8565 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8566 (tree_decl_with_vis): Remove in_system_header_flag.
8568 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8571 * recog.c (asm_operand_ok): Change the order of the extra
8572 memory constraint checks.
8574 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8577 * tree-switch-conversion.c (build_one_array): Call
8578 varpool_mark_needed_node and varpool_finalize_decl
8579 instead of assemble_variable.
8581 2008-07-19 Jan Hubicka <jh@suse.cz>
8583 * cgraph.c (cgraph_add_new_function): Do early local passes.
8584 * tree-nrv.c (gate_pass_return_slot): New gate.
8585 (pass_nrv): Add the gate.
8586 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8588 (coalesce_ssa_name): Coalesce SSA names.
8589 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8590 not optimizing so unused user vars remains visible.
8591 * common.opt (flag_tree_ter): Always enable by default.
8592 * tree-ssa-ter.c: Include flags.h
8593 (is_replaceable_p): Check that locations match; when aliasing
8594 is missing be conservative about loads.
8595 * tree-optimize.c (gate_init_datastructures): Remove.
8596 (pass_init_datastructures): New.
8597 * passes.c: Reorder passes so we always go into SSA.
8599 2008-07-19 Jan Hubicka <jh@suse.cz>
8601 * doc/extend.texi (flatten attribute): Remove note about
8603 * doc/invoke.texi (--combine): Likewise.
8604 (-finline-functions-called-once): Update levels when enabled.
8605 (-funit-at-a-time): Document new behaviour.
8606 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8607 -fno-section-anchors when disabled explicitly.
8608 (inline params): They are not ignored now.
8609 (precompiled headers): Remove unit-at-a-time as being incompatible.
8610 * opts.c (decode_options): Handle unit-at-a-time as alias;
8611 imply -fno-section-anchors when toplevel reorder is disabled
8613 * common.opt (ftoplevel-reorder): Set default value to 2.
8614 (funit-at-a-time): Set default value to 1.
8615 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8618 2008-07-19 Jan Hubicka <jh@suse.cz>
8620 * builtins.c (expand_builtin_int_roundingfn,
8621 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8624 2008-07-19 Richard Guenther <rguenther@suse.de>
8627 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8628 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8629 * tree-ssa-pre.c (get_expr_value_id): For newly created
8630 constant value-ids make sure to add the expression to its
8633 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8636 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8637 return value of the builtin is ignored.
8639 2008-07-19 Olivier Hainque <hainque@adacore.com>
8641 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8642 bits, a C conformant malloc implementation has to provide.
8643 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8645 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8649 * reload.c (find_reloads_subreg_address): Only reload address if
8650 reloaded == 0, not for reloaded != 1.
8653 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8654 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8655 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8656 m32c_legitimize_reload_address.
8658 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8659 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8660 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8662 2008-07-19 Olivier Hainque <hainque@adacore.com>
8664 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
8665 argument, saying whether nested array are to be collapsed
8666 into a single array type DIE with multiple subscripts.
8667 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
8668 issues, centralize the nested array types collapsing control and
8669 disable the transformation for Ada.
8671 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
8674 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
8676 (x86_64_shift_adj_2): New expander.
8677 (x86_64_shift_adj_3): Ditto.
8678 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
8679 to split TImode operands.
8680 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
8681 (ix86_split_lshr): Ditto.
8683 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
8685 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
8686 and __CHAR32_TYPE__.
8687 * c-typeck.c (digest_init): Support char16_t and char32_t.
8688 (set_nonincremental_init_from_string): Idem.
8690 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8693 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
8694 PREFERRED_STACK_BOUNDARY.
8695 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8697 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
8700 * function.c (locate_and_pad_parm): Cap boundary earlier.
8702 2008-07-17 Julian Brown <julian@codesourcery.com>
8704 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
8705 no-op for targets which don't use DLLs.
8707 2008-07-17 Martin Jambor <mjambor@suse.cz>
8709 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
8710 that nodes are relevant by examining the node->analyzed flag.
8711 (ipcp_init_stage): Check which nodes are relevant, assert that the
8712 relevant ones are also required.
8713 (ipcp_propagate_stage): Check on the side arrays are properly
8715 (ipcp_print_all_jump_functions): Make sure not to touch any node
8716 that is not analyzed or an edge that does not have a corresponding
8717 entry in the on-the-side vectors.
8718 (ipcp_function_scale_print): Likewise.
8719 (ipcp_update_callgraph): Check that the node is relevant.
8720 (ipcp_insert_stage): Check that the node is relevant. Check there is
8721 an info for every node and edge.
8722 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
8723 (ipa_print_all_tree_maps): Likewise and a new variable info.
8724 (ipa_print_all_params_modified): Likewise.
8725 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
8727 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
8730 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
8732 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
8734 PR rtl-optimization/36753
8735 * fwprop.c (use_killed_between): Don't shortcut
8736 single-definition global registers.
8738 2008-07-16 Jan Hubicka <jh@suse.cz>
8740 * cgraph.h (varpool_empty_needed_queue): Declare.
8741 * cgraphunit.c (output_in_order): Mark all variables as needed;
8743 * varpool.c (varpool_assemble_node): Update debug queue.
8744 (varpool_assemble_pending_decls): Don't do it here.
8745 (varpool_empty_needed_queue): New function.
8747 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8749 * recog.c (peephole2_optimize): Fix formatting.
8751 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8753 * c-pch.c (get_ident): Avoid C++ keywords.
8754 * combine-stack-adj.c (single_set_for_csa): Likewise.
8755 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
8756 output_asm_insn): Likewise.
8757 * reload.c (push_secondary_reload, find_reusable_reload,
8758 push_reload, combine_reloads, find_reloads,
8759 debug_reload_to_stream): Likewise.
8760 * reload.h (struct reload): Likewise.
8761 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
8762 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
8763 emit_output_reload_insns): Likewise.
8764 * targhooks.c (default_secondary_reload): Likewise.
8765 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
8767 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8769 * recog.c (validate_change_1, validate_change,
8770 validate_unshare_change, validate_replace_rtx_1, struct
8771 funny_match, constrain_operands, peephole2_optimize): Avoid C++
8773 * reload.c (push_secondary_reload, secondary_reload_class,
8774 scratch_reload_class, find_valid_class, find_reusable_reload,
8775 push_reload, find_dummy_reload, find_reloads_address_1,
8776 find_reloads_address_part, find_equiv_reg): Likewise.
8777 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
8778 choose_reload_regs): Likewise.
8779 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
8781 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
8782 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8783 * sched-rgn.c (concat_INSN_LIST): Likewise.
8784 * stor-layout.c (mode_for_size, mode_for_size_tree,
8785 smallest_mode_for_size): Likewise.
8787 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8789 * cfg.c (dump_reg_info): Avoid C++ keywords.
8790 * dwarf2asm.c (dw2_force_const_mem,
8791 dw2_asm_output_encoded_addr_rtx): Likewise.
8792 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
8793 * expmed.c (expand_shift): Likewise.
8794 * global.c (find_reg): Likewise.
8795 * graph.c (draw_edge): Likewise.
8796 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
8797 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
8798 widen_clz, widen_bswap, expand_parity, expand_unop,
8799 emit_cmp_and_jump_insn_1): Likewise.
8800 * postreload.c (reload_cse_simplify_operands): Likewise.
8801 * ra.h (add_neighbor): Likewise.
8802 * reg-stack.c (remove_regno_note, change_stack): Likewise.
8803 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
8804 record_reg_classes, copy_cost, record_address_regs,
8805 invalid_mode_change_p): Likewise.
8806 * regrename.c (regrename_optimize, scan_rtx_reg,
8807 dump_def_use_chain, find_oldest_value_reg,
8808 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
8810 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8812 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
8813 MASK_POWERPC64 for power4 in previous commit.
8815 2008-07-16 Olivier Hainque <hainque@adacore.com>
8817 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
8818 instead of bare conversion to cast const-ness away.
8820 2008-07-16 Anatoly Sokolov <aesok@post.ru>
8822 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
8823 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
8824 * config/xtensa/xtensa.c (xtensa_function_value): New function.
8825 (TARGET_FUNCTION_VALUE): Define.
8827 2008-07-16 David Edelsohn <edelsohn@gnu.org>
8829 * config/rs6000/rs6000.c (processor_target_table): Add
8830 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
8832 2008-07-16 Joseph Myers <joseph@codesourcery.com>
8835 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
8836 (m32c_legitimate_address_p): Handle "++rii" addresses created by
8837 m32c_legitimize_reload_address.
8839 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8841 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
8842 DECL_IN_SYSTEM_HEADER in sync.
8844 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
8846 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
8847 * tree-ssa-pre.c (pre_expr_eq): Ditto
8848 (get_constant_for_value_id): Take a type as an argument.
8849 (fully_constant_expression): Pass in type.
8850 (find_or_generate_expression): Short circuit constant case.
8851 (create_expression_by_pieces): Remove special casing of
8853 (do_regular_insertion): Short circuit constant case.
8854 (do_partial_partial_insertion): Ditto.
8856 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8859 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
8861 2008-07-15 Bob Wilson <bob.wilson@acm.org>
8863 * config/xtensa/libgcc-xtensa.ver: New file.
8864 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
8866 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8868 * df-problems.c (df_set_note): Avoid C++ keywords.
8869 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
8870 * dse.c (record_store, remove_useless_values): Likewise.
8871 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
8872 gen_reg_rtx_offset, operand_subword, change_address_1,
8873 change_address, adjust_address_1, offset_address,
8874 widen_memory_access, emit_copy_of_insn_after): Likewise.
8875 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
8876 * fwprop.c (should_replace_address, propagate_rtx_1,
8877 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
8879 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
8880 gcse_emit_move_after, update_ld_motion_stores): Likewise.
8881 * lcm.c (compute_insert_delete, pre_edge_lcm,
8882 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
8883 * lower-subreg.c (resolve_reg_notes): Likewise.
8884 * mode-switching.c (optimize_mode_switching): Likewise.
8886 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8888 * bt-load.c (add_btr_def, migrate_btr_def,
8889 branch_target_load_optimize): Avoid C++ keywords.
8890 * caller-save.c (insert_restore, insert_save, insert_one_insn):
8892 * combine.c (subst, simplify_set, make_extraction,
8893 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
8894 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
8895 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
8897 2008-07-15 Richard Guenther <rguenther@suse.de>
8900 * c-common.c (strict_aliasing_warning): Do not warn for
8901 TYPE_REF_CAN_ALIAS_ALL pointers.
8902 (c_common_get_alias_set): may_alias types are not special.
8903 * tree.c (build_pointer_type_for_mode): Look up the may_alias
8904 attribute and set can_ref_all accordingly.
8905 (build_reference_type_for_mode): Likewise.
8906 * doc/extend.texi (may_alias): Clarify.
8908 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
8911 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
8912 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
8914 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8917 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
8918 gcc_assert, instead call output_operand_lossage.
8920 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
8922 * builtins.c (std_canonical_va_list): Treat structure based
8925 2008-07-15 Ben Elliston <bje@au.ibm.com>
8927 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
8929 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8931 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
8934 2008-07-14 Jan Hubicka <jh@suse.cz>
8936 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
8937 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
8938 fix predicates and constraints.
8939 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
8940 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
8942 2008-07-14 Doug Kwan <dougkwan@google.com>
8944 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
8945 additional option file arm/eabi.opt.
8946 * config/arm/eabi.h (File): New configuration file for EABI targets.
8947 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
8948 SUBSUBTARGET_EXTRA_SPECS.
8949 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
8950 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
8951 from STARTFILE_SPEC so that it can be referenced in an override.
8952 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
8953 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
8954 can be referenced in an override.
8955 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
8956 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
8957 so that it can be referenced in an override.
8958 (LINK_SPEC): Use BPABI_LINK_SPEC.
8959 * config/arm/eabi.opt (File): New.
8961 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8963 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
8964 (FIXED_VALUE_H): New variable.
8965 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
8966 input.h, fixed-value.h.
8967 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
8968 (BASIC_BLOCK_H): Use $(BITMAP_H).
8969 (FUNCTION_H): Add varray.h.
8970 (IPA_REFERENCE_H): Use $(BITMAP_H).
8971 (CGRAPH_H): Add $(BASIC_BLOCK_H).
8972 (DF_H): Use $(BITMAP_H).
8973 (GGC_H): Add statistics.h.
8975 (INSN_ATTR_H): Use it.
8976 (SYSTEM_H): Add safe-ctype.h, filenames.h.
8978 (SYMTAB_H): Add $(OBSTACK_H).
8979 (CPP_INTERNAL_H): New.
8980 (TREE_DUMP_H): Add tree-pass.h.
8981 (TREE_FLOW_H): Use $(BITMAP_H)
8982 (PRETTY_PRINT_H): Use $(INPUT_H).
8983 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
8986 (many object files): Fix lots of header dependencies throughout.
8988 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8990 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
8992 (s-gtyp-input): Use them to write tmp-gi.list.
8993 (echo_to_gi.list): Remove.
8995 2008-07-14 Richard Guenther <rguenther@suse.de>
8997 * tree-ssa-sccvn.c (pre_info): Remove.
8998 (switch_to_PRE_table): Likewise.
8999 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9000 (set_hashtable_value_ids): Do not create value-ids for the
9002 (run_scc_vn): Remove double test. Remove bogus special-case
9003 in value-number printing.
9004 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9005 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9007 * tree-flow-inline.h (get_value_handle): Remove.
9008 * tree-flow.h (get_value_handle): Remove.
9010 2008-07-14 Martin Jambor <mjambor@suse.cz>
9012 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9013 in which we generate arithmetics is not a subrange.
9015 2008-07-14 Martin Jambor <mjambor@suse.cz>
9017 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9019 2008-07-14 Richard Guenther <rguenther@suse.de>
9021 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9023 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9026 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9027 reload for symbol refs moved to r0 with -fPIC.
9028 (legitimize_pic_address): Use the target register as temporary
9030 (emit_symbolic_move): Adjust comment.
9031 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9034 2008-07-14 Ben Elliston <bje@au.ibm.com>
9036 * c-common.h (C_CPP_HASHNODE): New macro.
9037 * coretypes.h (struct cpp_token): Forward declare.
9038 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9039 the context-sensitive keyword method.
9040 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9041 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9042 expand_bool_pixel): New.
9043 (altivec_categorize_keyword): New function.
9044 (init_vector_keywords): New function.
9045 (rs6000_macro_to_expand): Likewise.
9046 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9047 compiling an ISO C dialect.
9049 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9051 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9052 (create_expression_by_pieces): Fix typo.
9053 (do_regular_insertion): Use debug counter here too.
9055 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9058 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9059 CONST_OK_FOR_LETTER_P. All port-local users changed.
9060 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9061 implement Kp matching power-of-two.
9062 (CONSTRAINT_LEN): Define to match.
9063 * config/cris/cris.md: Replace all use of constraint K with Kc.
9064 ("*btst*): Use Kp for operand 0 of last alternative.
9066 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9069 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9072 2008-07-13 Jan Hubicka <jh@suse.cz>
9074 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9077 2008-07-13 Richard Guenther <rguenther@suse.de>
9080 * langhooks.c (lhd_print_error_function): Deal with recursive
9083 2008-07-12 Jan Hubicka <jh@suse.cz>
9085 * cgraph.c (assembler_name_hash): New static var.
9086 (hash_node_by_assembler_name, eq_assembler_name): New.
9087 (cgraph_node_for_asm): Use hashtable.
9088 (cgraph_remove_node): Maintain hashtable.
9089 (change_decl_assembler_name): Sanity check that names are not changing
9090 after aliasing was processed.
9091 * cgraph.h (varpoon_node): Add next GGC marker.
9092 * tree.c (decl_assembler_name_equal): Constify.
9093 (decl_assembler_name_hash): New.
9094 * tree.h (decl_assembler_name_equal): Constify.
9095 (decl_assembler_name_hash): Update.
9097 2008-07-12 David Daney <ddaney@avtrex.com>
9099 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9102 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9104 * doc/md.texi: Document the MIPS "v" constraint.
9105 * config/mips/mips.h (reg_class): Revert last change.
9106 (REG_CLASS_NAMES): Likewise.
9107 (REG_CLASS_CONTENTS): Likewise.
9108 * config/mips/mips.c (mips_regno_to_class): Likewise.
9109 * config/mips/constraints.md (v): Likewise, but add documentation.
9110 Add a comment to say that this constraint should not be used in
9113 2008-07-11 DJ Delorie <dj@redhat.com>
9115 * config/h8300/h8300.md (length): Fix branch offset limit.
9117 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9119 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9120 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9121 (avr_hard_regno_scratch_ok): New function.
9122 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9123 * config/avr/avr.md (all peepholes that request a scratch register):
9124 Remove avr_peep2_scratch_safe use.
9126 2008-07-11 Tom Tromey <tromey@redhat.com>
9127 Ian Lance Taylor <iant@google.com>
9129 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9130 (struct c_common_resword): Define.
9131 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9132 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9133 (c_common_reswords, num_c_common_reswords): Declare.
9134 * c-common.c (c_common_reswords): New global const array.
9135 (num_c_common_reswords): New const int.
9136 * c-parser.c (struct resword, reswords): Don't define.
9137 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9138 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9139 than reswords. If warning about C++ keywords, give them a special
9141 (c_lex_one_token): Warn about C++ keywords. Call
9142 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9143 (c_parser_external_declaration): Look for RID_xxx rather than
9144 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9145 (c_parser_statement_after_labels): Likewise.
9146 (c_parser_objc_class_instance_variables): Likewise.
9147 (c_parser_objc_class_declaration): Likewise.
9148 (c_parser_objc_try_catch_statement): Likewise.
9149 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9150 (declspecs_add_type): Likewise.
9152 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9154 * ggc-page.c (alloc_page):
9155 Substituting xmalloc, xcalloc with
9156 XNEWVEC and XCNEWVAR macros which add the
9159 2008-07-11 Richard Guenther <rguenther@suse.de>
9161 PR tree-optimization/36765
9162 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9163 aliases from HEAP vars to SMTs.
9165 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9167 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9168 * configure.ac (loose_warn): Move -Wc++-compat from here...
9169 (strict_warn): ...to here.
9170 * configure: Regenerate.
9172 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9174 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9175 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9176 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9177 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9178 excluding more specific h8300-*-* and sh-*-* targets.
9180 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9182 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9184 (execute_pre): Call loop_optimizer_finalize in early exit.
9186 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9189 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9190 uids in the bitmap, not just VAR_DECL uids.
9192 PR rtl-optimization/36419
9193 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9194 (combine_stack_adjustments_for_block): Call it if needed. Delete
9196 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9197 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9198 prologue sp adjustment.
9200 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9203 * opts.c (print_ignored_options): Report postponed diagnostics for
9204 unknown -Wno-* options as warnings, not errors.
9205 (postpone_unknown_option_error): Renamed to...
9206 (postpone_unknown_option_warning): ... this.
9208 2008-07-09 Doug Kwan <dougkwan@google.com>
9211 2008-07-08 Doug Kwan <dougkwan@google.com>
9213 * config/arm/arm.opt (mandroid): New option.
9214 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9215 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9217 (CC1PLUS_SPEC): Same.
9219 (STARTFILE_SPEC): Same.
9220 (ENDFILE_SPEC): Same.
9221 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9224 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9227 * config/mips/mips.h (reg_class): Remove V1_REG.
9228 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9229 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9231 (mips_get_tp): New function.
9232 (mips_legitimize_tls_address): Use it.
9233 * config/mips/constraints.md (v): Delete.
9234 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9235 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9236 After reload, split into a move and ...
9237 (*tls_get_tp_<mode>_split): ...this new instruction.
9239 2008-07-09 David Daney <ddaney@avtrex.com>
9241 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9243 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9245 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9246 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9248 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9249 htab_delete should be called. Don't free c.
9250 (lookup_tmp_var): Create temp_htab lazily.
9251 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9252 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9254 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9255 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9256 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9257 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9258 * tree-sra.c (generate_element_init): Likewise.
9259 * tree-mudflap.c (execute_mudflap_function_ops,
9260 execute_mudflap_function_decls): Likewise.
9261 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9262 * tree-gimple.h (struct gimplify_ctx): New type.
9263 (push_gimplify_context): Adjust prototype.
9265 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9267 * tree-ssa-pre.c (phi_translate_1): Update placement of
9270 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9272 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9273 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9274 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9275 * targhooks.c (default_hard_regno_scratch_ok): New function.
9276 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9277 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9278 * recog.c: Include "target.h".
9279 (peep2_find_free_register): Add check for global regs. Add target
9281 * Makefile.in (recog.o): Depend on target.h.
9283 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9285 * config/sh/sh.c (sh_canonical_va_list_type): New.
9286 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9288 2008-07-09 Raksit Ashok <raksit@google.com>
9290 * doc/invoke.texi (Option Summary): Mention new option
9291 -Wdisallowed-function-list=...
9292 (Warning Options): Document -Wdisallowed-function-list=...
9293 * common.opt (Wdisallowed-function-list=): New flag.
9294 * flags.h (warn_disallowed_functions): External definition of new
9295 boolean warning flag.
9296 (warn_if_disallowed_function_p): Declare new function.
9297 * opts.c (warning_disallowed_functions): New static variable.
9298 (warn_disallowed_functions): New boolean warning flag.
9299 (warn_if_disallowed_function_p): New function.
9300 (add_comma_separated_to_vector): Rename
9301 add_instrument_functions_exclude_list to this.
9302 (common_handle_option): Handle new option. Rename calls to
9303 add_instrument_functions_exclude_list into calls to
9304 add_comma_separated_to_vector.
9305 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9306 based on flag warn_disallowed_functions.
9308 2008-07-09 Christian Bruel <christian.bruel@st.com>
9310 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9311 instead of get_attr_length.
9313 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9315 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9317 * genemit.c (gen_insn): Likewise.
9318 * gengtype.c (note_def_vec): Likewise.
9319 * gengtype.h (note_def_vec): Likewise.
9320 * genoutput.c (struct data, output_insn_data, process_template,
9321 gen_expand, gen_split, note_constraint): Likewise.
9322 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9323 make_insn_sequence): Likewise.
9324 * gensupport.c (record_insn_name): Likewise.
9326 2008-07-08 Doug Kwan <dougkwan@google.com>
9328 * config/arm/arm.opt (mandroid): New option.
9329 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9330 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9332 (CC1PLUS_SPEC): Same.
9334 (STARTFILE_SPEC): Same.
9335 (ENDFILE_SPEC): Same.
9336 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9339 2008-07-08 Raksit Ashok <raksit@google.com>
9341 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9342 (set_storage_via_setmem): Fix expected_align parameter.
9343 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9344 missing from the list.
9345 * doc/md.texi (movmem): Explicitly state that expected alignment is
9346 to be expressed in bytes.
9347 (setmem): Explicitly state that expected alignment is to be expressed
9350 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9352 * reload.c (find_reloads_subreg_address): Do not require validity
9353 of address in original mode before reloading address.
9355 2008-07-07 Tianwei Sheng <tianweis@google.com>
9357 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9358 bounds array access.
9360 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9362 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9364 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9366 Fix PR tree-optimization/23455
9367 Fix PR tree-optimization/35286
9368 Fix PR tree-optimization/35287
9369 * Makefile.in (OBJS-common): Remove tree-vn.o.
9370 (tree-vn.o): Remove.
9371 * dbgcnt.def: Add treepre_insert debug counter.
9372 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9373 (debug_value_expressions): Ditto.
9374 (print_value_expressions): Ditto.
9375 * tree-pretty-print.c (dump_generic_node): Updated for
9376 VALUE_HANDLE removal.
9377 * tree-ssa-dom.c (record_equality): Ditto.
9378 (cprop_operand): Ditto.
9379 (lookup_avail_expr): Ditto.
9380 * tree-ssa-threadedge.c
9381 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9382 (simplify_control_stmt_condition): Ditto.
9383 * tree.c (tree_code_size): Ditto.
9384 (tree_node_structure): Ditto.
9385 (iterative_hash_expr): Ditto.
9387 * tree.h (VALUE_HANDLE_ID): Ditto.
9388 (VALUE_HANDLE_EXPR_SET): Ditto.
9389 (struct tree_value_handle): Ditto.
9390 (union tree_node): Ditto.
9391 * treestruct.def: Ditto.
9392 * tree-vn.c: Removed.
9393 * tree-ssa-pre.c: Rewritten entirely.
9394 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9395 (constant_value_ids): Ditto.
9396 (vn_nary_op_t): Moved to header.
9398 (vn_reference_op_t): Ditto
9399 (vn_reference_t): Ditto.
9400 (next_value_id): New variable.
9401 (VN_INFO): Add an assert.
9402 (vn_constant_eq): New function.
9403 (vn_constant_hash): Ditto.
9404 (get_or_alloc_constant_value_id): Ditto.
9405 (value_id_constant_p): Ditto.
9406 (vn_reference_compute_hash): De-staticify.
9407 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9408 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9409 (valueize_refs): Update opcode if it changes from ssa name to constant.
9410 (vn_reference_lookup_1): Add new argument.
9411 (vn_reference_lookup): Ditto.
9412 (vn_reference_lookup_pieces): New function.
9413 (vn_reference_insert): Add return type. Modify to deal with value ids.
9414 (vn_reference_insert_pieces): New function.
9415 (vn_nary_op_compute_hash): De-staticify.
9416 (vn_nary_op_eq): Ditto.
9417 (vn_nary_op_lookup_pieces): New function.
9418 (vn_nary_op_lookup): Add new argument.
9419 (vn_nary_op_insert_pieces): New function.
9420 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9421 (vn_phi_insert): Ditto.
9422 (visit_unary_op): Update for callee changes.
9423 (visit_binary_op): Ditto.
9424 (visit_reference_op_load): Ditto.
9425 (visit_reference_op_store): Ditto.
9426 (init_scc_vn): Init next_value_id, constant_to_value_id and
9428 (free_scc_vn): Free them.
9429 (set_hashtable_value_ids): New function.
9430 (run_scc_vn): Use it.
9431 (get_max_value_id): New function.
9432 (get_next_value_id): Ditto.
9433 (expressions_equal_p): Moved from tree-vn.c
9434 (sort_vuses): Ditto.
9435 (sort_vuses_heap): Ditto.
9436 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9438 * tree.c (iterative_hash_hashval_t): Made non-static
9439 * tree.h (iterative_hash_hashval_t): Declare it.
9441 2008-07-08 Martin Jambor <mjambor@suse.cz>
9443 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9444 instead of ipa_create_node_params.
9445 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9446 ipa_check_create_edge_args, free them with
9447 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9449 * ipa-prop.c: Include flags.h and tree-inline.h.
9450 (ipa_node_params_vector): New variable.
9451 (ipa_edge_args_vector): New variable.
9452 (edge_removal_hook_holder): New variable.
9453 (node_removal_hook_holder): New variable.
9454 (edge_duplication_hook_holder): New variable.
9455 (node_duplication_hook_holder): New variable.
9456 (ipa_detect_param_modifications): Check for presence of modified flags.
9457 (ipa_compute_jump_functions): Check for presence of jump functions.
9458 (ipa_free_edge_args_substructures): New function.
9459 (ipa_create_node_params): Removed.
9460 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9461 (ipa_free_node_params_substructures): New function.
9462 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9464 (ipa_edge_removal_hook): New function.
9465 (ipa_node_removal_hook): New function.
9466 (duplicate_array): New function.
9467 (ipa_edge_duplication_hook): New function.
9468 (ipa_node_duplication_hook): New function.
9469 (ipa_register_cgraph_hooks): New function.
9470 (ipa_unregister_cgraph_hooks): New function.
9471 (free_all_ipa_structures_after_ipa_cp): New function.
9473 * ipa-prop.h: Include vec.h.
9474 (ipa_node_params_t): New typedef with vector types for it.
9475 (ipa_edge_args_t): New typedef with vector types for it.
9476 (IPA_NODE_REF): Changed to access an on-the-side vector.
9477 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9478 (ipa_check_create_node_params): New function.
9479 (ipa_check_create_edge_args): New function.
9481 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9484 2008-07-07 Tom Tromey <tromey@redhat.com>
9486 * configure, config.in: Rebuilt.
9487 * configure.ac: Don't check for scandir or alphasort.
9489 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9491 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9492 types immediately after creating them.
9494 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9496 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9498 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9500 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9501 dump_constraint_graph.
9502 (dump_constraint_edge): New function.
9503 (dump_constraint_graph): New function.
9504 (debug_constraint_graph): New function.
9505 (dump_constraint): Removed useless comparison.
9506 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9507 (dump_constraint_graph): Declare.
9508 (debug_constraint_graph): Declare.
9509 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9511 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9513 * config/i386/i386.c (is_va_list_char_pointer): New.
9514 (ix86_va_start): Replace compare with ms_va_list_type_node
9515 by is_va_list_char_pointer.
9516 (ix86_gimplify_va_arg): Likewise.
9518 2008-07-07 Martin Jambor <mjambor@suse.cz>
9520 * cgraph.c (cgraph_edge_max_uid): New variable.
9521 (struct cgraph_edge_hook_list): New type.
9522 (struct cgraph_node_hook_list): New type.
9523 (struct cgraph_2edge_hook_list): New type.
9524 (struct cgraph_2node_hook_list): New type.
9525 (first_cgraph_edge_removal_hook): New variable.
9526 (first_cgraph_node_removal_hook): New variable.
9527 (first_cgraph_edge_duplicated_hook): New variable.
9528 (first_cgraph_node_duplicated_hook): New variable.
9529 (cgraph_add_edge_removal_hook): New function.
9530 (cgraph_remove_edge_removal_hook): New function.
9531 (cgraph_call_edge_removal_hooks): New function.
9532 (cgraph_add_node_removal_hook): New function.
9533 (cgraph_remove_node_removal_hook): New function.
9534 (cgraph_call_node_removal_hooks): New function.
9535 (cgraph_add_edge_duplication_hook): New function.
9536 (cgraph_remove_edge_duplication_hook): New function.
9537 (cgraph_call_edge_duplication_hooks): New function.
9538 (cgraph_add_node_duplication_hook): New function.
9539 (cgraph_remove_node_duplication_hook): New function.
9540 (cgraph_call_node_duplication_hooks): New function.
9541 (cgraph_create_edge): Assign to edge uid.
9542 (cgraph_remove_edge): Call edge removal hooks.
9543 (cgraph_node_remove_callees): Call edge removal hooks.
9544 (cgraph_node_remove_callers): Call edge removal hooks.
9545 (cgraph_remove_node): Call node removal hooks.
9546 (cgraph_clone_edge): Call edge duplication hooks.
9547 (cgraph_clone_node): Call node duplication hooks.
9549 * cgraph.h (cgraph_edge): New field uid.
9550 (cgraph_edge_hook): New type.
9551 (cgraph_node_hook): New type.
9552 (cgraph_2edge_hook): New type.
9553 (cgraph_2node_hook): New type.
9555 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9557 * config.in: Regenerate.
9559 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9561 * gcc.c (print_sysroot): New.
9562 (option_map, display_help, process_command): Handle the
9563 -print-sysroot option.
9564 (main): Print the sysroot if requested.
9565 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9567 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9570 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9572 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9574 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9575 (assign_parm_setup_block_p): Also check mode of entry_parm.
9577 2008-07-07 Richard Guenther <rguenther@suse.de>
9579 * tree-ssa-structalias.h (set_used_smts): Remove.
9580 * tree-ssa-structalias.c (used_smts): Likewise.
9581 (set_used_smts): Likewise.
9582 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9583 call to set_used_smts.
9585 2008-07-07 Richard Guenther <rguenther@suse.de>
9587 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9588 (new_var_info): Set it to false.
9589 (solution_set_add): Correctly handle pointers outside a var and
9591 (type_safe): Treat variables with is_full_var properly.
9592 (do_sd_constraint): Likewise.
9593 (do_ds_constraint): Likewise.
9594 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9595 (get_constraint_for_ptr_offset): New function.
9596 (get_constraint_for_component_ref): For addresses at least include
9597 the last field of the variable. Handle is_full_vars properly.
9598 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9599 (handle_ptr_arith): Remove.
9600 (find_func_aliases): Simplify assignment handling.
9601 (create_function_info_for): For parameter and result varinfos set
9603 (create_variable_info_for): Set is_full_var flag whenever we
9604 just created a single varinfo for a decl.
9605 (init_alias_vars): Initialize use_field_sensitive from
9606 max-fields-for-field-sensitive parameter.
9608 2008-07-07 Richard Guenther <rguenther@suse.de>
9610 PR tree-optimization/36713
9611 * tree-flow-inline.h (is_call_used): New function.
9612 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9613 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9614 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9616 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9618 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9620 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9622 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9624 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9625 Nathan Sidwell <nathan@codesourcery.com>
9627 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9628 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9630 * config/m68k/t-linux: New.
9631 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9634 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9636 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9637 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9640 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9642 * gcc.c (execute): Fix -Wc++-compat warning.
9644 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9647 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
9648 constant for little endian.
9650 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
9652 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
9653 mips_base_mips16 instead of TARGET_MIPS16.
9654 (mips_base_mips16): Declare.
9655 * config/mips/mips.c (mips_base_mips16): Make global.
9656 (was_mips16_p): Remove GTY marker.
9657 (was_mips16_pch_p): New variable.
9658 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
9659 (mips_override_options): Force to non-MIPS16 mode initially.
9660 Do not complain about MIPS16 PIC incompatibilities here.
9661 Only allow -mgpopt if -mexplicit-relocs is in force for
9664 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
9666 * configure.ac: Check for caddr_t, define to char * if not defined.
9667 * configure: Regenerate.
9668 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
9669 (mmap_gt_pch_use_address): Likewise.
9670 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9672 2008-07-06 Richard Guenther <rguenther@suse.de>
9674 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
9675 (new_var_info): Deal with it.
9676 (solution_set_add): Likewise.
9677 (bitpos_of_field): Make signed, fix.
9678 (struct fieldoff): Remove type and decl fields. Make size field
9679 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
9681 (fieldoff_compare): Deal with it.
9682 (push_fields_onto_fieldstack): Remove has_union argument, glob
9683 adjacent non-pointer fields together.
9684 (create_function_info_for): Do not set has_union.
9685 (create_variable_info_for): Simplify.
9687 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
9689 * config.gcc (extra_headers): Add cross-stdarg.h for target
9690 x86_64-*-* and i?86-*-*.
9691 * config/i386/cross-stdarg.h: New.
9692 * builtins.c (std_fn_abi_va_list): New.
9693 (std_canonical_va_list_type): New.
9694 (stabilize_va_list): Replace va_list_type_node use by
9695 mtarget.canonical_va_list_type.
9696 (gimplify_va_arg_expr): Likewise.
9697 (expand_builtin_va_copy): Replace va_list_type_node use by
9698 mtarget.fn_abi_va_list.
9699 * tree-sra.c (is_va_list_type): New helper.
9700 (decl_can_be_decomposed_p): Replace
9701 va_list_type_node use by is_va_list_type.
9702 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
9703 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9704 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
9705 * config/i386/i386-protos.h (ix86_get_valist_type): New.
9706 (ix86_enum_va_list): New.
9707 * config/i386/i386.c (sysv_va_list_type_node): New.
9708 (ms_va_list_type_node): New.
9709 (ix86_function_type_abi): Remove sorry.
9710 (ix86_build_builtin_va_list_abi): New.
9711 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
9713 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
9714 (ix86_init_builtins_va_builtins_abi): New.
9715 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
9717 (ix86_handle_abi_attribute): New.
9718 (attribute_spec): Add sysv_abi and ms_abi.
9719 (ix86_fn_abi_va_list): New.
9720 (ix86_canonical_va_list_type): New.
9721 (ix86_enum_va_list): New.
9722 (TARGET_FN_ABI_VA_LIST): New.
9723 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9724 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
9725 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
9726 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9727 (TARGET_ENUM_VA_LIST): New.
9728 * expr.h (std_fn_abi_va_list): New.
9729 (std_canonical_va_list_type): New.
9730 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
9731 (TARGET_CANONICAL_VA_LIST_TYPE): New.
9732 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
9733 TARGET_CANONICAL_VA_LIST_TYPE.
9734 * target.h (struct gcc_target): Add fn_abi_va_list hook
9735 and canonical_va_list_type hook.
9737 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9739 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
9740 integral and pointer types.
9742 2008-07-04 Roger Sayle <roger@eyesopen.com>
9744 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
9745 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
9747 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9750 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
9752 2008-07-04 Jakub Jelinek <jakub@redhat.com>
9754 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
9755 build_gimple_modify_stmt.
9756 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
9757 gimple operand. Use fold_build* instead of build*.
9759 2008-07-04 Richard Guenther <rguenther@suse.de>
9761 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
9762 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
9763 properly to compute the reachability set if we do field-sensitive PTA.
9764 * invoke.texi (max-fields-for-field-sensitive): Document default.
9765 * opts.c (decode_options): Set max-fields-for-field-sensitive to
9766 100 for optimize >= 2.
9768 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9770 * ggc-zone.c (lookup_page_table_if_allocated,
9771 set_page_table_entry, zone_find_object_size, alloc_small_page,
9772 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
9773 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
9774 -Wc++-compat and/or -Wcast-qual warnings.
9776 2008-07-04 Alan Modra <amodra@bigpond.net.au>
9779 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
9780 pic_offset_table_rtx to be marked as used here.
9781 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
9782 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
9783 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
9784 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
9787 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9789 * alloc-pool.c (hash_descriptor, eq_descriptor,
9790 alloc_pool_descriptor): Fix -Wc++-compat warnings.
9791 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
9793 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
9794 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9795 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
9796 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
9799 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
9801 * tree-flow.h (loop_only_exit_p): Declare.
9802 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
9803 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
9804 the number of iterations if it is constant. Otherwise, if this is the
9805 only possible exit of the loop, use the conservative estimate on the
9806 number of iterations of the entire loop if available.
9808 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
9810 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
9811 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
9812 Add synchronization functions.
9813 * config/sync.c: New file.
9814 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
9815 (LIBGCC_SYNC_CFLAGS): Likewise.
9817 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
9820 * config/i386/i386.md (mode): Add TF to "mode" attribute.
9821 (*pushtf_sse): New insn pattern.
9822 (pushtf splitters): New splitters.
9824 2008-07-03 Michael Meissner <gnu@the-meissners.org>
9827 * predict.c (build_predict_expr): Use void_type_node for the tree
9828 type, instead of NULL_TREE.
9830 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
9832 * config/i386/i386.c (contains_aligned_value_p): Return true
9834 (ix86_data_alignment): Align TCmode to 128bits.
9835 (ix86_local_alignment): Likewise.
9837 2008-07-03 Andrew Haley <aph@redhat.com>
9840 * vec.h (VEC_TA): New.
9841 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
9842 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
9843 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
9844 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
9845 (C_COMMON_FIXED_TYPES): Remove first arg.
9846 (C_COMMON_FIXED_MODE_TYPES): Likewise.
9847 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
9848 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
9849 not to use empty macro arguments.
9851 2008-07-02 Joseph Myers <joseph@codesourcery.com>
9853 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
9854 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
9855 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
9856 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
9857 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
9858 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
9859 config/ia64/crtn.asm, config/m68hc11/larith.asm,
9860 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
9861 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
9862 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
9863 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
9864 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
9865 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
9866 config/rs6000/e500crtres64gpr.asm,
9867 config/rs6000/e500crtres64gprctr.asm,
9868 config/rs6000/e500crtrest32gpr.asm,
9869 config/rs6000/e500crtrest64gpr.asm,
9870 config/rs6000/e500crtresx32gpr.asm,
9871 config/rs6000/e500crtresx64gpr.asm,
9872 config/rs6000/e500crtsav32gpr.asm,
9873 config/rs6000/e500crtsav64gpr.asm,
9874 config/rs6000/e500crtsav64gprctr.asm,
9875 config/rs6000/e500crtsavg32gpr.asm,
9876 config/rs6000/e500crtsavg64gpr.asm,
9877 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
9878 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
9879 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
9880 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
9881 config/sparc/sol2-cn.asm: Remove .file directives.
9883 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
9885 * resource.c (mark_referenced_resources): Look inside
9886 UNSPEC_VOLATILEs and ASM_INPUTs.
9888 2008-07-02 Ian Lance Taylor <iant@google.com>
9890 * rtlanal.c (add_reg_note): New function.
9891 * rtl.h (add_reg_note): Declare.
9892 * auto-inc-dec.c (attempt_change): Use add_reg_note.
9893 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
9894 * builtins.c (expand_builtin_longjmp): Likewise.
9895 (expand_builtin_nonlocal_goto): Likewise.
9896 * calls.c (emit_call_1, expand_call): Likewise.
9897 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9898 * cfglayout.c (fixup_reorder_chain): Likewise.
9899 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9900 (commit_one_edge_insertion): Likewise.
9901 * combine.c (move_deaths, distribute_notes): Likewise.
9902 * df-problems.c (df_set_note): Likewise.
9903 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
9904 (set_unique_reg_note): Likewise.
9905 (emit_copy_of_insn_after): Likewise.
9906 * expr.c (expand_expr_real): Likewise.
9907 * gcse.c (add_label_notes): Likewise.
9908 * haifa-sched.c (create_check_block_twin): Likewise.
9909 * jump.c (mark_jump_label_1): Likewise.
9910 * loop-doloop.c (add_test, doloop_modify): Likewise.
9911 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9912 * lower-subreg.c (move_eh_region_note): Likewise.
9913 * optabs.c (emit_libcall_block): Likewise.
9914 * predict.c (predict_insn): Likewise.
9915 (combine_predictions_for_insn): Likewise.
9916 * recog.c (peephole2_optimize): Likewise.
9917 * regmove.c (try_auto_increment): Likewise.
9918 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
9919 * reload.c (find_reloads): Likewise.
9920 * reload1.c (fixup_eh_region_note): Likewise.
9921 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
9922 * reorg.c (delete_prior_computation): Likewise.
9923 (delete_computation, dbr_schedule): Likewise.
9924 * config/pa/pa.c (legitimize_pic_address): Likewise.
9925 * config/sh/sh.c (sh_reorg): Likewise.
9927 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9930 * config/libgcc-glibc.ver: Add %exclude.
9931 * config/m32r/libgcc-glibc.ver: Likwise.
9932 * config/s390/libgcc-glibc.ver: Likwise.
9933 * config/sh/libgcc-glibc.ver: Likwise.
9934 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
9936 * config/i386/libgcc-glibc.ver: New.
9938 * config/i386/libgcc-x86_64-glibc.ver: Removed.
9940 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
9942 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
9943 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
9944 i[34567]86-*-linux*, x86_64-*-linux*. Add
9945 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
9946 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
9947 x86_64-*-linux*. Add i386/t-linux to tmake_file for
9948 i[34567]86-*-linux*, x86_64-*-linux*.
9950 * libgcc-std.ver: Add empty GCC_4.4.0.
9952 * mkmap-symver.awk: Support multiple versions per symbol.
9954 * config/i386/i386.c (ix86_init_builtins): Always define
9955 __builtin_fabsq and __builtin_copysignq with fallbacks.
9956 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
9957 and __builtin_copysignq if SSE2 isn't available.
9959 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
9960 (LIBGCC2_TF_CEXT): Likwise.
9963 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
9965 * config/i386/sfp-machine.h: Moved to libgcc.
9967 * config/i386/sfp-machine.h: New.
9968 * config/i386/t-linux: Likwise.
9970 * config/i386/t-darwin: Remove softfp_wrap_start and
9972 * config/i386/t-darwin64: Likewise.
9974 * config/i386/t-fprules-softfp64: Renamed to ...
9975 * config/i386/t-fprules-softfp: This.
9977 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
9978 and softfp_wrap_end.
9980 2008-07-02 Jason Merrill <jason@redhat.com>
9982 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
9984 * tree.c (ctor_to_list): New fn.
9985 * tree.h: Declare it.
9986 (CONSTRUCTOR_ELT): New macro.
9987 (CONSTRUCTOR_NELTS): New macro.
9989 2008-07-02 Richard Guenther <rguenther@suse.de>
9991 * tree-ssa-structalias.c (struct variable_info): Reorder
9992 to fill padding on 64bit hosts. Make collapsed_to an int.
9993 (get_varinfo_fc): Deal with that.
9994 (new_var_info): Likewise.
9995 (collapse_rest_of_var): Likewise.
9997 2008-07-02 Joshua Sumali <jsumali@redhat.com>
9999 * doc/install.texi (--enable-java-home): Document.
10000 (--enable-aot-compile-rpm): Likewise.
10001 (--with-arch-directory): Likewise.
10002 (--with-os-directory): Likewise.
10003 (--with-origin-name): Likewise.
10004 (--with-arch-suffix): Likewise.
10005 (--with-jvm-root-dir): Likewise.
10006 (--with-jvm-jar-dir): Likewise.
10007 (--with-python-dir): Likewise.
10009 2008-07-02 Richard Guenther <rguenther@suse.de>
10011 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10012 from decls explicitly. Merge operand checking from tuples.
10014 2008-07-02 Martin Jambor <mjambor@suse.cz>
10016 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10018 2008-07-02 Martin Jambor <mjambor@suse.cz>
10020 * tree-switch-conversion.c: Included timevar.h
10021 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10023 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10025 2008-07-02 Martin Jambor <mjambor@suse.cz>
10027 * tree-switch-conversion.c: Corrected various comments and
10029 (build_constructors): Fixed minor formatting mistakes.
10031 * invoke.texi (Optimize Options): Corrected the
10032 switch-conversion-max-branch-ratio parameter.
10034 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10036 * final.c (asm_insn_count): Return zero for an empty asm body.
10038 2008-07-02 Richard Guenther <rguenther@suse.de>
10040 * bitmap.h (bitmap_set_bit): Return bool.
10041 (bitmap_clear_bit): Likewise.
10042 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10043 write to the bitmap if it would.
10044 (bitmap_clear_bit): Likewise.
10045 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10046 bitmap_set_bit return value.
10047 (add_pred_graph_edge): Likewise.
10048 (add_graph_edge): Likewise.
10049 (do_sd_constraint): Likewise.
10050 (do_ds_constraint): Likewise.
10052 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10054 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10055 Fix -Wc++-compat and/or -Wcast-qual warnings.
10056 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10057 gen_regparm_prefix): Likewise.
10058 * vmsdbgout.c (write_modbeg, lookup_filename,
10059 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10061 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10063 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10064 defaults.h definition apply.
10066 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10068 * function.c (assign_parm_remove_parallels): New.
10069 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10071 (assign_parm_setup_block): Do not handle them.
10072 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10073 assign_parm_remove_parallels.
10075 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10077 * c-typeck.c (convert_for_assignment): Use
10078 vector_targets_convertible_p.
10079 * c-common.c (vector_targets_convertible_p): New.
10080 * c-common.h (vector_targets_convertible_p): New prototype.
10081 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10082 opaque_p_V2SI_type_node.
10084 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10086 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10089 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10092 TFmode constants via two element DImode vector for hosts with
10093 HOST_BITS_PER_WIDE_INT < 64.
10094 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10095 also for HOST_BITS_PER_WIDE_INT < 64.
10097 2008-07-01 Richard Guenther <rguenther@suse.de>
10099 PR tree-optimization/36666
10100 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10101 (get_constraint_exp_from_ssa_var): Split into ...
10102 (get_constraint_exp_for_temp): ... this ...
10103 (get_constraint_for_ssa_var): ... and that.
10104 Return constraint expressions for all touched sub-fields
10105 if the results address is not taken.
10106 (process_constraint): Remove assertion that aggregate
10107 assignments do not happen at this place.
10108 (get_constraint_for_component_ref): Add address_p argument.
10109 Return constraint expressions for all touched sub-fields
10110 if the results address is not taken.
10111 (do_deref): Use get_constraint_exp_for_temp.
10112 (get_constraint_for_1): Rename from ...
10113 (get_constraint_for): ... this. Add the old function as wrapper.
10114 (do_structure_copy): Use get_constraint_for_1.
10116 2008-07-01 Martin Jambor <mjambor@suse.cz>
10118 * Makefile.in (tree-switch-conversion.o): Add.
10119 (OBJS-common): Add tree-swtch-conversion.o.
10120 * passes.c (init_optimization_passes): Add pass_convert_switch.
10121 * tree-pass.h: (pass_convert_switch): Add.
10122 * tree-switch-conversion.c: New file.
10123 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10124 * common.opt (ftree-cswtch): New option.
10125 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10126 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10127 * opts.c (decode_options): Set flag_tree_switch_conversion when
10128 optimization level is >= 2.
10129 * doc/invoke.texi (Optimize Options): Added description of
10130 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10132 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10134 * config/darwin-driver.c (darwin_default_min_version): Fix
10135 -Wc++-compat warnings.
10137 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10142 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10144 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10146 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10148 PR rtl-optimization/34744
10149 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10150 (df_scan_free_internal): Free data structures not
10151 allocated in storage pools.
10152 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10153 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10154 df_scan_free_mws_vec.
10155 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10158 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10160 * config/i386/i386.c (contains_aligned_value_p): Return true
10162 (ix86_function_arg_boundary): Return its natural boundary
10164 (return_in_memory_32): Don't check TDmode.
10165 (ix86_split_to_parts): Support splitting into 4 parts and
10166 support TFmode for 32bit target.
10167 (ix86_split_long_move): Support splitting into 4 parts.
10168 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10170 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10171 (ix86_init_builtins): Here.
10172 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10173 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10174 'q' and 'w', respectively.
10176 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10178 (movtf_internal): Likewise.
10179 (<code>tf2): Likewise.
10180 (*absnegtf2_sse): Likewise.
10181 (copysign<mode>3): Likewise.
10182 (copysign<mode>3_const): Likewise.
10183 (copysign<mode>3_var): Likewise.
10184 (define_split UNSPEC_COPYSIGN): Likewise.
10185 * config/i386/sse.md (*nandtf3): Likewise.
10186 (<code>tf3): Likewise.
10187 (*<code>tf3): Likewise.
10189 2008-06-30 Joey Ye <joey.ye@intel.com>
10190 H.J. Lu <hongjiu.lu@intel.com>
10192 * global.c (compute_regsets): Set frame_pointer_needed here.
10193 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10195 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10197 * doc/install.texi (specific): Expand Windows build notes.
10199 2008-06-30 Ira Rosen <irar@il.ibm.com>
10201 PR tree-optimization/36648
10202 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10203 number of prolog iterations by step. Fix the comment.
10205 2008-06-30 Richard Guenther <rguenther@suse.de>
10207 PR middle-end/36671
10208 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10209 handle calls from ECF_MALLOC functions.
10210 (handle_pure_call): ECF_MALLOC functions do not return
10212 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10214 2008-06-29 Andreas Schwab <schwab@suse.de>
10216 * config/m68k/m68k.c (print_operand): Always print a float
10218 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10219 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10222 * config/rs6000/x-linux64: Remove never used file.
10224 2008-06-29 Richard Guenther <rguenther@suse.de>
10226 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10228 (struct alias_info): Move ...
10229 * tree-ssa-alias.c: ... here.
10230 (update_alias_info): Declare.
10231 (compute_may_aliases): Call it.
10232 (update_alias_info): New function.
10233 * tree-ssa-structalias.c (update_alias_info): Move ...
10234 * tree-ssa-alias.c (update_alias_info_1): ... here.
10235 * tree-ssa-structalias.c (process_constraint_1): Remove
10236 unused from_call argument. Rename to ...
10237 (process_constraint): ... this. Delete old wrapper.
10238 (make_constraint_to): Adjust callers.
10239 (handle_const_call): Likewise.
10240 (handle_pure_call): Likewise.
10241 (init_base_vars): Likewise.
10242 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10243 (find_func_aliases): We don't need structure copies for
10245 (make_constraint_from_anything): Remove.
10246 (create_variable_info_for): For globals make constraints
10247 from escaped, not from anything.
10248 (compute_points_to_sets): Do not call update_alias_info.
10249 (ipa_pta_execute): Use make_constraint_from.
10251 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10253 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10254 (bitmap.o-warn, dominance.o-warn): New.
10255 * configure.ac (cxx_compat_warn): Delete.
10256 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10257 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10259 * configure: Regenerate.
10261 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10264 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10266 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10267 * df-scan.c (df_notes_rescan): Likewise.
10268 * ggc-page.c (set_page_table_entry): Likewise.
10269 * intl.c (gcc_gettext_width): Likewise.
10270 * varasm.c (get_unnamed_section, get_noswitch_section,
10271 get_section): Likewise.
10273 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10275 * regrename.c (build_def_use): Don't copy RTX.
10277 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10279 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10280 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10281 punctuation. Use @ref instead of @xref.
10282 (Function Names): Remove stray @display/@end display.
10283 (C++ Attributes): Use @ref instead of @xref.
10284 (Deprecated Features): Fix punctuation around @xref.
10285 (Backwards Compatibility): Likewise.
10286 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10288 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10290 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10291 constants for E500 double.
10293 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10295 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10296 element type of const_vector.
10298 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10300 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10301 Remove FLAGS_REG clobber from expander pattern.
10302 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10303 (anddi3, andsi3, andhi3, andqi3): Ditto.
10304 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10305 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10306 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10307 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10308 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10309 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10310 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10311 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10313 2008-06-28 Richard Guenther <rguenther@suse.de>
10315 * tree-ssa-structalias.c (callused_id, var_callused,
10316 callused_tree): Add.
10317 (handle_pure_call): New function.
10318 (find_func_aliases): Call it.
10319 (find_what_p_points_to): Handle the call-used set.
10320 (clobber_what_escaped): Likewise.
10321 (compute_call_used_vars): New function.
10322 (init_base_vars): Init the call-used variable.
10323 (do_sd_constraint): Do not propagate the solution from CALLUSED
10324 but use CALLUSED as a placeholder.
10325 (solve_graph): Likewise.
10326 * tree-flow-inline.h (gimple_call_used_vars): New function.
10327 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10328 (compute_call_used_vars): Declare.
10329 * tree-ssa-alias.c (set_initial_properties): Call
10330 compute_call_used_vars.
10331 (reset_alias_info): Clear call-used variables.
10332 (add_call_clobber_ops): Assert we are not called for const/pure
10333 functions. Remove handling of them.
10334 (add_call_read_ops): Handle pure functions by adding the
10335 call-used set of variables as VUSEs.
10336 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10337 (delete_tree_ssa): Free it.
10338 * tree-dfa.c (remove_referenced_var): Clear the var from the
10341 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10343 * tree.c (build_varargs_function_type_list): New.
10344 (build_function_type_list_1): New.
10345 (build_function_type_list): Use build_function_type_list_1.
10346 * tree.h (build_varargs_function_type_list): New.
10348 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10351 * config/spu/spu.c (spu_builtin_splats): Do not generate
10352 invalid CONST_VECTOR expressions.
10353 (spu_expand_vector_init): Likewise.
10355 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10357 * optabs.c (libfunc_decls): New variable.
10358 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10359 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10360 for the same function twice.
10362 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10364 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10365 ix86_expand_binary_operator directly.
10366 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10368 (*ashrti3_1): Ditto.
10369 (*lshrti3_1): Ditto.
10370 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10371 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10372 using only one splitter. Conditionaly execute splitter before or
10373 after peephole2 pass.
10374 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10375 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10376 Use only one alternative in asm template.
10377 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10379 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10380 "J" operand constraint for operand 2.
10381 (*ashldi3_cconly_rex64): Ditto.
10382 (*ashrdi3_cmp_rex64): Ditto.
10383 (*ashrdi3_cconly_rex64): Ditto.
10384 (*lshrdi3_cmp_rex64): Ditto.
10385 (*lshrdi3_cconly_rex64): Ditto.
10386 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10387 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10388 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10391 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10393 * gimplify.c (omp_is_private): Don't return true if decl is not
10394 already private on #pragma omp for or #pragma omp parallel for.
10397 * tree-cfg.c (struct move_stmt_d): Replace block field with
10398 orig_block and new_block fields.
10399 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10400 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10401 (move_block_to_fn): Replace vars_map and new_label_map arguments
10402 with struct move_stmt_d pointer.
10403 (replace_block_vars_by_duplicates): New function.
10404 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10405 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10406 all subblocks of ORIG_BLOCK to the new function. Call
10407 replace_block_vars_by_duplicates.
10408 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10409 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10410 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10411 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10412 (expand_omp): Temporarily set input_location to the location of
10413 region's controlling stmt.
10414 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10415 BIND_EXPR, push ctx->block_vars and gimplification vars into
10416 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10417 into dest function.
10418 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10419 there are any BLOCK_VARS.
10420 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10421 OMP_PARALLEL or OMP_TASK stmt.
10422 (lower_omp): Save and restore input_location around the lower_omp_1
10425 2008-06-27 Richard Guenther <rguenther@suse.de>
10427 PR tree-optimization/36400
10428 PR tree-optimization/36373
10429 PR tree-optimization/36344
10430 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10431 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10432 (update_alias_info): Remove call clobbering code.
10433 (make_constraint_to): New helper function.
10434 (make_escape_constraint): Likewise.
10435 (handle_rhs_call): Use it on all pointer containing arguments.
10436 Also mark the static chain escaped.
10437 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10438 instead of ANYTHING.
10439 (make_constraint_from): New helper split out from ...
10440 (make_constraint_from_anything): ... here.
10441 (find_func_aliases): Add constraints for escape sites.
10442 (intra_create_variable_infos): Make constraints from NONLOCAL
10444 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10446 (clobber_what_p_points_to): Remove.
10447 (clobber_what_escaped): New function.
10448 (init_base_vars): Init NONLOCAL and ESCAPED.
10449 (do_sd_constraint): Do not propagate the solution from ESCAPED
10450 but use ESCAPED as a placeholder.
10451 (solve_graph): Likewise.
10452 * tree-flow.h (clobber_what_p_points_to): Remove.
10453 (clobber_what_escaped): Declare.
10454 * tree-ssa-alias.c (set_initial_properties): Call it.
10455 Remove code clobbering escaped pointers.
10457 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10459 * function.c (allocate_struct_function): Only allocate a unique
10460 funcdef_no if the decl is nonzero.
10462 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10464 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10465 * config/mips/mips.c (mips_split_const_insns): New function.
10466 * config/mips/mips.md (move_type): New attribute.
10467 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10468 (dword_mode): New attribute.
10469 (type): Avoid long line. Map "move_type"s to "type"s,
10470 choosing "multi" for doubleword moves if appropriate.
10471 Swap MTC/MFC comments to match their declaration order.
10472 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10473 "type" is "branch" or "jal" is "direct".
10474 (length): Handle "extended_mips16" first. Make the default
10475 "0" for "ghost" instructions. Set the length from "move_type".
10476 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10477 of "type", with "sll0" for the register alternative. Remove the
10478 "extended_mips16" attribute.
10479 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10480 of "type", with "shift_shift" for the register alternative.
10481 Remove the "length" attribute.
10482 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10483 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10484 of "type", with "andi" for the register alternative.
10485 (*zero_extendqihi2): Likewise.
10486 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10487 of "andi" instead of a "type" of "arith".
10488 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10490 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10491 (mov_<store>r, *mov<mode>_ra): Likewise.
10492 (extendsidi2): Use "move_type" instead of "type", with "move"
10493 for the register alternative.
10494 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10495 of "type", with "signext" for the register alternative.
10496 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10497 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10498 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10499 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10500 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10501 (unnamed branch insn): Likewise.
10502 (*movdi_gp32_fp64): Fold into...
10503 (*movdi_32bit): ...here.
10504 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10505 (*movdf_hardfloat): ...this new pattern.
10506 (*movdf_softfloat): Remove redundant FPR alternatives.
10507 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10508 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10509 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10510 the "move" attribute.
10511 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10512 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10513 and "store" for COP loads and stores.
10514 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10515 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10516 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10517 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10518 (*movtf_mips16, *movv2sf): Likewise.
10519 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10520 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10521 (mfhc1<mode>): Use "move_type" instead of "move".
10522 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10523 (loadgp_blockage): Remove the "length" attribute.
10524 (blockage, set_got_version, update_got_version): Likewise.
10525 (call_internal): Remove the "extended_mips16" attribute.
10526 (call_value_internal, call_value_multiple_internal): Likewise.
10527 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10529 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10530 the "length" attribute.
10532 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10534 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10535 -Wcast-qual warnings.
10536 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10537 handle_pragma_pop_macro): Likewise.
10538 * collect2.c (resolve_lib_name): Likewise.
10539 * config/arc/arc.c (arc_init): Likewise.
10540 * config/arm/arm.c (neon_builtin_compare,
10541 locate_neon_builtin_icode): Likewise.
10542 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10543 * config/bfin/bfin.c (bfin_init_machine_status,
10544 bfin_optimize_loop): Likewise.
10545 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10546 * config/cris/cris.c (cris_init_expanders): Likewise.
10547 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10548 * config/darwin.c (machopic_indirection_eq,
10549 machopic_indirection_name, machopic_output_indirection): Likewise.
10550 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10551 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10552 frv_optimize_membar): Likewise.
10553 * config/i386/cygwin.h (mingw_scan,
10554 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10555 * config/i386/cygwin1.c (mingw_scan): Likewise.
10556 * config/i386/i386.c (machopic_output_stub): Likewise.
10557 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10558 i386_pe_unique_section): Likewise.
10559 * config/ia64/ia64.c (ia64_init_machine_status,
10560 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10562 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10563 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10564 * config/m68k/m68k.c (m68k_handle_option,
10565 m68k_sched_md_init_global): Likewise.
10566 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10567 mcore_unique_section): Likewise.
10568 * config/mips/mips.c (mips_block_move_straight,
10569 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10571 * config/mmix/mmix.c (mmix_init_machine_status,
10572 mmix_encode_section_info): Likewise.
10573 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10574 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10575 print_operand_address, output_toc, redefine_groups,
10576 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10577 * config/s390/s390.c (s390_init_machine_status): Likewise.
10578 * config/score/score.c (score_block_move_straight,
10579 score_block_move_loop_body): Likewise.
10580 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10581 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10582 * emit-rtl.c (find_auto_inc): Likewise.
10583 * gcc.c (translate_options, process_command): Likewise.
10584 * reorg.c (dbr_schedule): Likewise.
10585 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10586 * xcoffout.c (xcoffout_declare_function): Likewise.
10588 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10590 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10591 ipa-pta working again.
10593 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10595 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10598 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10600 * config.gcc (powerpc*-*-*): Add new core e500mc.
10601 * config/rs6000/e500mc.md: New file.
10602 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10604 (rs6000_override_options): Add e500mc case to
10605 processor_target_table. Altivec and Spe options not allowed
10606 with e500mc. Add isel instruction to e500mc by
10607 default. Initialize rs6000_cost for e500mc.
10608 (rs6000_issue_rate): Set issue rate for e500mc.
10609 * config/rs6000/rs6000.h (processor_type): Add
10610 PROCESSOR_PPCE500MC.
10611 (ASM_CPU_SPEC): Add e500mc.
10612 Set TARGET_ISEL to rs6000_isel.
10613 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10614 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10615 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10617 * doc/invoke.texi: Add e500mc to list of cpus.
10619 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10622 * c-lex.c (lex_charconst): Initialize unsignedp.
10624 2008-06-27 Olivier Hainque <hainque@adacore.com>
10626 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10627 documented assumptions.
10629 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10631 * dwarf2out.c: Remove trailing white spaces. Break long line
10634 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10636 * libfuncs.h (LTI_synchronize): New libfunc_index.
10637 (synchronize_libfunc): Declare.
10638 * builtins.c (expand_builtin_synchronize): Consider using
10639 synchronize_libfunc before falling back on an asm blockage.
10640 * config/mips/mips.c: Include libfuncs.h
10641 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10643 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10645 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10646 parameter. Copy stack_reg to r11 where appropriate.
10647 (no_global_regs_above): Add gpr parameter.
10648 (rs6000_stack_info): Only add padding for SPE save area if we
10649 are saving SPE GPRs and CR.
10650 (saveres_routine_syms): New variable.
10651 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
10653 (rs6000_savres_routine_sym): New function.
10654 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
10656 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
10657 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
10658 Tweak FPR out-of-line saving.
10659 (rs6000_make_savres_rtx): New function.
10660 (rs6000_use_multiple_p): New function.
10661 (rs6000_savres_strategy): New function.
10662 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
10663 out-of-line if appropriate.
10664 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
10665 if we are optimizing for size.
10666 (GP_SAVE_INLINE): Define.
10667 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
10668 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
10669 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
10670 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
10671 (*save_fpregs_<mode>): Add use of r11.
10672 (*restore_gpregs_<mode>): New insn.
10673 (*return_and_restore_gpregs_<mode>): New insn.
10674 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
10676 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
10677 (*restore_gpregs_spe): New insn.
10678 (*return_and_restore_gpregs_spe): New insn.
10679 * config/rs6000/predicates.md (save_world_operation): Fix check.
10681 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10683 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
10684 this point, so assert that.
10686 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
10688 * cfganal.c: Include vec.h and vecprim.h.
10689 (compute_idf): Import from...
10690 * tree-into-ssa (compute_idf): ...here.
10691 * basic-block.h (compute_idf): Export.
10693 2008-06-26 Joseph Myers <joseph@codesourcery.com>
10695 * c-decl.c (merge_decls): Use !current_function_decl to check for
10696 extern declaration of C99 inline function being at file scope.
10698 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
10700 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
10702 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10704 * alias.c (record_alias_subset, init_alias_analysis): Fix
10705 -Wc++-compat and/or -Wcast-qual warnings.
10706 * attribs.c (lookup_attribute_spec): Likewise.
10707 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
10708 copy_bb, connect_traces,
10709 find_rarely_executed_basic_blocks_and_cr): Likewise.
10710 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
10711 note_btr_set, migrate_btr_defs): Likewise.
10712 * builtins.c (result_vector, expand_builtin_memcpy,
10713 expand_builtin_mempcpy_args, expand_builtin_strncpy,
10714 builtin_memset_read_str, expand_builtin_printf,
10715 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
10717 * caller-save.c (mark_set_regs): Likewise.
10718 * calls.c (expand_call, emit_library_call_value_1): Likewise.
10719 * cgraph.c (cgraph_edge): Likewise.
10720 * combine.c (likely_spilled_retval_1): Likewise.
10721 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
10722 htab_counts_entry_del, get_coverage_counts): Likewise.
10723 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
10724 new_cselib_val): Likewise.
10725 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
10726 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
10728 * df-core.c (df_compact_blocks): Likewise.
10729 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
10730 * df-scan.c (df_grow_reg_info, df_ref_create,
10731 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
10732 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
10733 df_record_entry_block_defs, df_record_exit_block_uses,
10734 df_bb_verify): Likewise.
10735 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
10736 DF_REF_EXTRACT_MODE_CONST): New.
10737 * dominance.c (get_immediate_dominator, get_dominated_by,
10738 nearest_common_dominator, root_of_dom_tree,
10739 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
10740 -Wc++-compat and/or -Wcast-qual warnings.
10741 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
10742 record_store, replace_read, check_mem_read_rtx, scan_insn,
10743 dse_step1, dse_record_singleton_alias_set): Likewise.
10744 * dwarf2asm.c (dw2_force_const_mem): Likewise.
10746 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10748 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
10749 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
10750 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
10751 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
10752 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
10753 add_ranges_num, add_ranges_by_labels, file_info_cmp,
10754 file_name_acquire, output_file_names, add_const_value_attribute,
10755 premark_used_types_helper, file_table_eq, file_table_hash,
10756 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
10757 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
10758 -Wcast-qual warnings.
10759 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
10760 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
10761 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
10762 gen_reg_rtx, start_sequence, init_emit): Likewise.
10763 * et-forest.c (et_new_occ, et_new_tree): Likewise.
10764 * except.c (init_eh_for_function, gen_eh_region,
10765 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
10766 arh_to_landing_pad, arh_to_label, add_action_record,
10767 add_call_site, switch_to_exception_section): Likewise.
10768 * expmed.c (synth_mult): Likewise.
10769 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
10770 store_expr): Likewise.
10771 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
10773 * function.c (assign_stack_temp_for_type,
10774 allocate_struct_function, match_asm_constraints_1): Likewise.
10775 * gcov-io.c (gcov_allocate): Likewise.
10776 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
10777 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
10778 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
10779 record_one_set, insert_expr_in_table, insert_set_in_table,
10780 dump_hash_table, compute_hash_table_work, alloc_hash_table,
10781 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
10782 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
10783 -Wcast-qual warnings.
10785 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10787 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
10788 -Wcast-qual warnings.
10789 * gcc.c (process_command): Likewise.
10790 * genattrtab.c (oballoc): Use XOBNEW.
10791 (oballocvec): Define.
10792 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
10793 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
10794 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
10795 -Wc++-compat and/or -Wcast-qual warnings.
10796 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
10797 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
10798 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
10799 gen_presence_absence_set, gen_automaton, gen_regexp_el,
10800 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
10801 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
10802 add_excls, process_presence_absence_names,
10803 process_presence_absence_patterns, add_presence_absence,
10804 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
10805 get_free_state, add_arc, get_free_automata_list_el,
10806 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
10807 transform_3, cache_presence, create_ainsns, create_automata,
10808 create_state_ainsn_table, dfa_insn_code_enlarge,
10809 output_trans_func, output_min_issue_delay_func,
10810 output_dead_lock_func, output_reset_func,
10811 output_get_cpu_unit_code_func, output_dfa_start_func,
10812 expand_automata): Likewise.
10813 * genextract.c (gen_insn): Likewise.
10814 * gengtype-lex.l: Likewise.
10815 * gengtype.c (read_input_list, adjust_field_type,
10816 process_gc_options): Likewise.
10817 * genoutput.c (note_constraint): Likewise.
10818 * genpreds.c (mangle, add_constraint): Likewise.
10819 * genrecog.c (process_define_predicate, new_decision,
10820 add_to_sequence): Likewise.
10821 * gensupport.c (record_insn_name): Likewise.
10823 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10825 * config/i386/driver-i386.c (detect_caches_amd,
10826 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
10827 and/or -Wcast-qual warnings.
10828 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
10829 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
10830 gt_pch_save): Likewise.
10831 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
10832 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
10833 * global.c (compute_regsets): Likewise.
10834 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10835 finish_graph_dump_file): Likewise.
10836 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
10837 unlink_bb_notes): Likewise.
10838 * integrate.c (get_hard_reg_initial_val): Likewise.
10839 * ipa-prop.c (ipa_push_func_to_list): Likewise.
10840 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
10841 * local-alloc.c (update_equiv_regs): Likewise.
10842 * loop-invariant.c (check_invariant_table_size,
10843 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
10845 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
10846 altered_reg_used, mark_altered): Likewise.
10847 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
10848 insert_var_expansion_initialization,
10849 combine_var_copies_in_loop_exit, apply_opt_in_copies,
10850 release_var_copies): Likewise.
10851 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
10852 analyze_matrix_decl, add_allocation_site, analyze_transpose,
10853 analyze_accesses_for_phi_node, check_var_notmodified_p,
10854 check_allocation_function, find_sites_in_func,
10855 record_all_accesses_in_func, transform_access_sites,
10856 transform_allocation_sites): Likewise.
10857 * omp-low.c (new_omp_region, create_omp_child_function_name,
10858 check_omp_nesting_restrictions, check_combined_parallel,
10859 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
10860 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
10861 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
10862 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
10864 * opts-common.c (prune_options): Likewise.
10865 * opts.c (add_input_filename, print_filtered_help,
10866 get_option_state): Likewise.
10867 * params.c (add_params): Likewise.
10868 * passes.c (set_pass_for_id, next_pass_1,
10869 do_per_function_toporder, pass_fini_dump_file): Likewise.
10870 * postreload.c (reload_cse_simplify_operands): Likewise.
10871 * predict.c (tree_predicted_by_p, tree_predict_edge,
10872 clear_bb_predictions, combine_predictions_for_bb): Likewise.
10874 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10876 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
10878 * recog.c (check_asm_operands, validate_change_1): Likewise.
10879 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
10880 subst_asm_stack_regs): Likewise.
10881 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
10882 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
10883 * regmove.c (reg_is_remote_constant_p): Likewise.
10884 * regrename.c (regrename_optimize, scan_rtx_reg,
10885 kill_clobbered_value, kill_set_value, kill_autoinc_value):
10887 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
10888 regstat_compute_calls_crossed): Likewise.
10889 * reload1.c (init_reload, new_insn_chain,
10890 has_nonexceptional_receiver, reload, copy_reloads,
10891 calculate_needs_all_insns, init_elim_table): Likewise.
10892 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
10893 * rtl.c (shallow_copy_rtx_stat): Likewise.
10894 * rtlanal.c (parms_set): Likewise.
10895 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
10896 sbitmap_resize, sbitmap_vector_alloc): Likewise.
10897 * sched-ebb.c (earliest_block_with_similiar_load,
10898 add_deps_for_risky_insns): Likewise.
10899 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
10900 schedule_region): Likewise.
10901 * see.c (eq_descriptor_pre_extension,
10902 hash_descriptor_pre_extension, hash_del_pre_extension,
10903 eq_descriptor_properties, hash_descriptor_properties,
10904 hash_del_properties, see_seek_pre_extension_expr,
10905 see_initialize_data_structures, see_print_register_properties,
10906 see_print_pre_extension_expr, see_delete_merged_def_extension,
10907 see_delete_unmerged_def_extension, see_emit_use_extension,
10908 see_pre_delete_extension, see_map_extension, see_commit_changes,
10909 see_analyze_merged_def_local_prop,
10910 see_analyze_merged_def_local_prop,
10911 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
10912 see_set_prop_merged_def, see_set_prop_unmerged_def,
10913 see_set_prop_unmerged_use, see_print_one_extension,
10914 see_merge_one_use_extension, see_merge_one_def_extension,
10915 see_store_reference_and_extension, see_update_uses_relevancy,
10916 see_update_defs_relevancy): Likewise.
10917 * statistics.c (hash_statistics_hash, hash_statistics_eq,
10918 hash_statistics_free, curr_statistics_hash): Likewise.
10919 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
10920 expand_asm_operands, expand_return, case_bit_test_cmp,
10921 expand_case): Likewise.
10922 * stor-layout.c (start_record_layout): Likewise.
10923 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
10924 gt_pch_save_stringpool): Likewise.
10925 * tree-data-ref.c (hash_stmt_vertex_info,
10926 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
10927 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
10929 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
10932 * config/i386/i386.md : Change constraints of HImode and QImode
10933 immediate operands from "i" to "n". Change SImode "ni" constraint to
10934 "i" and SImode "rmi" constraint to "g". Remove all constraints
10935 from const0_operand and const1_operand predicated operands.
10936 (i): Change QImode and HImode attribute from "i" to "n".
10937 (*subqi_2): Change HImode operands to QImode.
10940 2008-06-25 Olivier Hainque <hainque@adacore.com>
10942 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
10945 2008-06-25 Richard Guenther <rguenther@suse.de>
10947 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
10948 not overflow the result type.
10950 2008-06-25 Richard Guenther <rguenther@suse.de>
10952 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
10953 (vn_lookup): Likewise.
10955 2008-06-25 Richard Guenther <rguenther@suse.de>
10957 PR tree-optimization/35518
10958 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
10959 * tree-sra.c (instantiate_element): Use fold_build3 to build
10961 (try_instantiate_multiple_fields): Likewise.
10963 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10965 * config/rs6000/rs6000.md: Change all string instruction's clobber to
10968 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10970 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
10971 use_backchain_to_restore_sp to true
10972 if the offset of the link register save area would go over the 32k - 1
10973 offset limit of the load
10976 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
10978 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
10979 anchor for the type-punning blurb. Cross-reference "Structures
10980 unions enumerations and bit-fields implementation". Provide a
10981 cast-through-pointer example. Make final sentence self-contained.
10982 * doc/implement-c.texi (Structures unions enumerations and
10983 bit-fields implementation): Cross-reference the type-punning blurb
10984 in the -fstrict-aliasing documentation.
10986 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10988 PR middle-end/36594
10989 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
10990 the memory instead of the memory itself for the save area.
10992 2008-06-24 Olivier Hainque <hainque@adacore.com>
10993 Nicolas Roche <roche@adacore.com>
10995 * gengtype.c (srcdir_len): size_t instead of int.
10996 (get_file_realbasename): New function. For F a filename, the real
10997 basename of F, with all the path components stripped.
10998 (get_file_srcdir_relative_path): New function. For F a filename, the
10999 relative path to F from $(srcdir).
11000 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11001 get_file_realbasename. Adjust the head comment.
11002 (get_prefix_langdir_index): New function. For F a filename, return the
11003 lang_dir_names[] relative index of the language directory that is
11005 (get_file_langdir): For F a filename, return the name of the language
11006 directory where F is located.
11007 (get_file_gtfilename): New function. The gt- output file name for an
11009 (get_output_file_with_visibility): Replace in-line computations with
11010 uses of get_file_gtfilename and get_prefix_langdir_index.
11011 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11013 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11015 PR tree-optimization/36504
11016 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11017 references without base address.
11019 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11021 PR middle-end/36584
11022 * calls.c (expand_call): Increase alignment for recursive functions.
11024 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11026 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11027 (TARGET_FUNCTION_VALUE): New define.
11028 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11029 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11031 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11033 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11034 (fmod<mode>3): Ditto.
11035 (remainderxf3): Ditto.
11036 (remainder<mode>3): Ditto.
11038 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11041 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11042 REG is a hard register.
11044 PR tree-optimization/36508
11045 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11046 499, don't check it at all in release compilers.
11048 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11050 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11051 together with SSE_TARGET_MATH to disable insn pattern.
11052 (*fop_<MODEF:mode>_2_i387): Ditto.
11053 (*fop_<MODEF:mode>_3_i387): Ditto.
11055 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11057 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11059 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11061 PR middle-end/34906
11062 * gimplify.c (gimplify_asm_expr): Check the return code of
11063 parse_output_constraint call, set function return and is_inout
11064 value if it failed.
11066 2008-06-22 Ian Lance Taylor <iant@google.com>
11068 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11069 (narrowest_signed_type): Likewise.
11070 * c-typeck.c (c_common_type): Change local variable mclass to enum
11072 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11073 tcc_comparison, not the tree code itself.
11074 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11075 (c_expand_expr): Cast modifier to enum expand_modifier.
11076 * c-common.h (C_RID_CODE): Add casts.
11077 (C_SET_RID_CODE): Define.
11078 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11079 (c_lex_one_token): Add cast to avoid warning.
11080 (c_parser_objc_type_name): Rename local typename to type_name.
11081 (check_no_duplicate_clause): Change code parameter to enum
11083 (c_parser_omp_var_list_parens): Change kind parameter to enum
11085 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11086 c_parser_omp_list_var_parens.
11087 (c_parser_omp_threadprivate): Likewise.
11088 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11089 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11090 * c-format.c (NO_FMT): Define.
11091 (printf_length_specs): Use NO_FMT.
11092 (asm_fprintf_length_specs): Likewise.
11093 (gcc_diag_length_specs): Likewise.
11094 (scanf_length_specs): Likewise.
11095 (strfmon_length_specs): Likewise.
11096 (gcc_gfc_length_specs): Likewise.
11097 (printf_flag_specs): Change 0 to STD_C89.
11098 (asm_fprintf_flag_specs): Likewise.
11099 (gcc_diag_flag_specs): Likewise.
11100 (gcc_cxxdiag_flag_specs): Likewise.
11101 (scanf_flag_specs): Likewise.
11102 (strftime_flag_specs): Likewise.
11103 (strfmon_flag_specs): Likewise.
11104 (print_char_table): Likewise.
11105 (asm_fprintf_char_table): Likewise.
11106 (gcc_diag_char_table): Likewise.
11107 (gcc_tdiag_char_table): Likewise.
11108 (gcc_cdiag_char_table): Likewise.
11109 (gcc_cxxdiag_char_table): Likewise.
11110 (gcc_gfc_char_table): Likewise.
11111 (scan_char_table): Likewise.
11112 (time_char_table): Likewis.
11113 (monetary_char_table): Likewise.
11114 * c-format.h (BADLEN): Likewise.
11116 2008-06-21 Ian Lance Taylor <iant@google.com>
11118 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11119 Define END_OF_BASE_TREE_CODES around inclusion.
11120 * tree.c (tree_code_type): New global array.
11121 (tree_code_length, tree_code_name): Likewise.
11122 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11123 $(lang_tree_files).
11124 (all-tree.def, s-alltree): New targets.
11125 (gencheck.h, s-gencheck): Remove.
11126 (tree.o): Depend upon all-tree.def.
11127 (build/gencheck.o): Remove gencheck.h dependency.
11128 (mostlyclean): Don't remove gencheck.h.
11129 * c-common.h (enum c_tree_code): Remove.
11130 * c-lang.c (tree_code_type): Remove.
11131 (tree_code_length, tree_code_name): Remove.
11132 * gencheck.c (tree_codes): Include all-tree.def, rather than
11133 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11135 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11137 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11138 (operator_name_info): Size to MAX_TREE_CODES.
11139 (assignment_operator_name_info): Likewise.
11140 * cp/cp-lang.c (tree_code_type): Remove.
11141 (tree_code_length, tree_code_name): Remove.
11142 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11143 (assignment_operator_name_info): Likewise.
11144 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11146 * cp/mangle.c (write_expression): Likewise.
11147 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11148 * fortran/f95-lang.c (tree_code_type): Remove.
11149 (tree_code_length, tree_code_name): Remove.
11150 * java/java-tree.h (enum java_tree_code): Remove.
11151 * java/lang.c (tree_code_type): Remove.
11152 (tree_code_length, tree_code_name): Remove.
11153 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11154 * objc/objc-act.h (enum objc_tree_code): Remove.
11155 * objc/objc-lang.c (tree_code_type): Remove.
11156 (tree_code_length, tree_code_name): Remove.
11157 * objcp/objcp-lang.c (tree_code_type): Remove.
11158 (tree_code_length, tree_code_name): Remove.
11159 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11160 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11161 * ada/misc.c (tree_code_type): Remove.
11162 (tree_code_length, tree_code_name): Remove.
11164 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11166 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11167 the grand_bitmap_obstack.
11169 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11171 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11172 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11173 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11174 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11175 move_stmt_r, new_label_mapper): Likewise.
11176 * tree-complex.c (cvc_lookup): Likewise.
11177 * tree-dfa.c (create_function_ann): Likewise.
11178 * tree-dump.c (dump_register): Likewise.
11179 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11180 find_phi_replacement_condition): Likewise.
11181 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11182 tree_function_versioning): Likewise.
11183 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11184 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11185 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11186 get_nonlocal_debug_decl, convert_nonlocal_reference,
11187 convert_nonlocal_omp_clauses, get_local_debug_decl,
11188 convert_local_reference, convert_local_omp_clauses,
11189 convert_nl_goto_reference, convert_nl_goto_receiver,
11190 convert_tramp_reference, convert_call_expr): Likewise.
11191 * tree-outof-ssa.c (contains_tree_r): Likewise.
11192 * tree-parloops.c (reduction_phi, initialize_reductions,
11193 eliminate_local_variables_1, add_field_for_reduction,
11194 add_field_for_name, create_phi_for_local_result,
11195 create_call_for_reduction_1, create_loads_for_reductions,
11196 create_stores_for_reduction, create_loads_and_stores_for_name):
11198 * tree-phinodes.c (allocate_phi_node): Likewise.
11199 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11200 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11201 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11202 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11203 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11204 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11205 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11206 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11207 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11208 vn_nary_op_insert): Likewise.
11209 * tree-ssa.c (redirect_edge_var_map_add,
11210 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11211 * tree-vectorizer.c (vectorize_loops): Likewise.
11212 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11213 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11214 tree_cons_stat, build1_stat, build_variant_type_copy,
11215 decl_init_priority_lookup, decl_fini_priority_lookup,
11216 decl_priority_info, decl_restrict_base_lookup,
11217 decl_restrict_base_insert, decl_debug_expr_lookup,
11218 decl_debug_expr_insert, decl_value_expr_lookup,
11219 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11220 type_hash_add, get_file_function_name, tree_check_failed,
11221 tree_not_check_failed, tree_range_check_failed,
11222 omp_clause_range_check_failed, build_omp_clause,
11223 build_vl_exp_stat): Likewise.
11224 * value-prof.c (gimple_histogram_value,
11225 gimple_duplicate_stmt_histograms): Likewise.
11226 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11227 unshare_variable, variable_union_info_cmp_pos, variable_union,
11228 dataflow_set_different_1, dataflow_set_different_2,
11229 vt_find_locations, variable_was_changed, set_variable_part,
11230 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11231 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11232 section_entry_hash, object_block_entry_eq,
11233 object_block_entry_hash, create_block_symbol,
11234 initialize_cold_section_name, default_function_rodata_section,
11235 strip_reg_name, set_user_assembler_name, const_desc_eq,
11236 build_constant_desc, output_constant_def, lookup_constant_def,
11237 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11238 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11239 default_internal_label): Likewise.
11240 * varray.c (varray_init, varray_grow): Likewise.
11241 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11243 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11245 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11246 operators for "test" insn. Macroize insn using SWI mode macro.
11247 (*jcc_fused_2): Ditto.
11248 (*jcc_fused_3): Macroize insn using SWI mode macro.
11249 (*jcc_fused_4): Ditto.
11251 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11253 * tree-ssa-pre.c: Fix typo in comment.
11254 (init_antic, fini_antic): Add explicit funtions for
11255 initializing and deinitializing ANTIC and AVAIL sets.
11256 (create_expression_by_pieces): Fix typo in comment.
11257 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11258 (execute_pre): Eventually dump details about ANTIC_IN.
11260 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11262 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11263 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11264 add_to_obstack, file_at_path, find_a_file, execute,
11265 add_preprocessor_option, add_assembler_option, add_linker_option,
11266 process_command, insert_wrapper, do_option_spec, do_self_spec,
11267 spec_path, do_spec_1, is_directory, main, used_arg,
11268 getenv_spec_function): Likewise.
11269 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11270 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11273 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11275 * doc/rtl.texi: Updated subreg section.
11277 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11280 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11281 node->needed and node->reachable.
11282 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11283 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11284 (expand_task_call): Don't call expand_task_copyfn.
11285 (expand_task_copyfn): Renamed to...
11286 (finalize_task_copyfn): ... this.
11288 2008-06-19 Jan Hubicka <jh@suse.cz>
11290 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11291 clobbering framepointer.
11293 2008-06-19 Jan Hubicka <jh@suse.cz>
11295 * tree-optimize.c (execute_early_local_optimizations): Set
11296 cgraph_state only at first invocation.
11298 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11300 * system.h (-Wc++-compat): Activate as a warning, no an error.
11302 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11304 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11305 instead of "#" in insn asm template.
11306 (*jcc_fused_2): Ditto.
11308 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11310 * config/i386/i386.h (ix86_tune_indices)
11311 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11312 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11313 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11314 (*jcc_fused_2): Ditto.
11315 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11316 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11317 (print operand): Handle 'E' and 'e' code.
11319 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11321 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11322 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11323 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11325 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11327 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11329 (cgraph_expand_function): Use local copy of decl.
11330 (cgraph_expand_all_functions): Remove redundant initialization of
11332 (cgraph_optimize): Reword internal_error message.
11334 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11336 * arm-protos.h (arm_return_in_memory): Remove public
11337 arm_return_in_memory() prototype.
11338 * arm.c (arm_return_in_memory): Add static prototype, add target
11339 hook macro, change definition and comments.
11340 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11342 2008-06-19 Ben Elliston <bje@au.ibm.com>
11344 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11345 real.c: Remove references to IEEE 754R.
11346 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11347 * doc/libgcc.texi (Decimal float library routines): Likewise.
11349 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11351 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11352 (default_unwind_word_mode): Add prototype.
11353 * targhooks.c (default_unwind_word_mode): New function.
11354 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11355 instead of word_mode.
11356 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11357 (TARGET_INITIALIZER): Use it.
11359 * c-common.c (handle_mode_attribute): Support "unwind_word"
11361 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11363 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11364 word_mode to access SjLj_Function_Context member "data".
11365 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11366 conversion from targetm.eh_return_filter_mode () to
11367 targetm.unwind_word_mode () if they differ.
11369 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11370 (BT_FN_UNWINDWORD_PTR): New function type.
11371 (BT_FN_WORD_PTR): Remove.
11372 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11373 * except.c (expand_builtin_extend_pointer): Convert pointer to
11374 targetm.unwind_word_mode () instead of word_mode.
11376 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11377 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11378 (spu_unwind_word_mode): New function.
11379 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11380 (TARGET_UNWIND_WORD_MODE): Define.
11381 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11383 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11385 * config/spu/spu.c (reg_align): Remove.
11386 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11387 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11388 (spu_split_store): Likewise.
11390 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11392 * gcc/tree-vn.c: Fix typo in comment.
11394 2008-06-18 Jan Hubicka <jh@suse.cz>
11396 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11397 toplevel reorder too.
11399 2008-06-18 Jan Hubicka <jh@suse.cz>
11401 * c-opts.c (c_common_post_options): PCH is not compatible with
11403 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11404 -fno-toplevel-reorder by default now.
11406 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11408 PR documentation/30739
11409 * doc/install.texi (Prerequisites): Document dependency on awk.
11411 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11412 Ian Lance Taylor <iant@google.com>
11414 PR rtl-optimization/35604
11415 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11416 only want to change jump destinations, not eventual label comparisons.
11418 2008-06-16 Jan Hubicka <jh@suse.cz>
11420 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11422 (cgraph_analyze_function): Likewise.
11424 2008-06-16 Jan Hubicka <jh@suse.cz>
11426 * cgraph.h (cgraph_mark_if_needed): New function.
11427 * cgraphunit.c (cgraph_mark_if_needed): New function.
11428 * c-decl.c (duplicate_decl): Use it.
11430 2008-06-16 Jan Hubicka <jh@suse.cz>
11432 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11435 2008-06-16 Jan Hubicka <jh@suse.cz>
11437 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11439 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11440 Kazu Hirata <kazu@codesourcery.com>
11441 Maxim Kuvyrkov <maxim@codesourcery.com
11443 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11444 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11445 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11446 EXTRA_SPEC_FUNCTIONS.
11447 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11448 (DRIVER_SELF_SPECS): Adjust.
11449 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11450 * config/mips/st.h, config/mips/t-st: New.
11451 * config/mips/driver-native.c, config/mips/x-native: New.
11452 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11455 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11457 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11459 (ISA_HAS_FP_CONDMOVE): New macro.
11460 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11461 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11462 (ISA_HAS_NMADD3_NMSUB3): New macro.
11463 * config/mips/mips.c (mips_rtx_costs): Update.
11464 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11465 compiling for ST Loongson 2E/2F.
11466 (madd<mode>): Rename to madd4<mode>. Update.
11467 (madd3<mode>): New pattern.
11468 (msub<mode>): Rename to msub4<mode>. Update.
11469 (msub3<mode>): New pattern.
11470 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11471 (nmadd3<mode>): New pattern.
11472 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11473 (nmadd3<mode>_fastmath): New pattern.
11474 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11475 (nmsub3<mode>): New pattern.
11476 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11477 (nmsub3<mode>_fastmath): New pattern.
11478 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11480 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11482 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11483 (DF_REF_INSN_INFO): New.
11484 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11485 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11486 with a NULL DF_REF_INSN_INFO.
11487 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11489 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11490 DF_INSN_INFO_EQ_USES): New.
11491 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11492 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11493 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11494 * df-core.c: Update comment for above changes.
11495 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11496 DF_INSN_UID_* macros.
11497 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11498 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11499 insn rtx. Update all callers.
11500 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11501 df_ref_create_structure, df_insn_refs_collect): Likewise.
11502 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11503 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11504 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11505 macros to access the insn refs.
11506 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11507 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11508 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11509 for accessing the refs.
11510 (try_fwprop_subst): Likewise.
11511 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11512 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11513 for accessing the refs.
11514 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11515 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11516 to look at the insn refs.
11517 (record_uses): Likewise.
11518 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11520 (mark_artificial_uses): Don't mark_insn for artificial refs.
11521 (mark_reg_rependencies): Likewise.
11523 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11525 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11527 * configure: Regenerate.
11529 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11531 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11532 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11533 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11535 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11537 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11538 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11539 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11541 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11543 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11544 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11545 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11547 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11549 * tree-ssa-sccvn.c: Fix format of comments.
11551 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11553 * cgraph.c: Remove unneeded forward declarations of eq_node()
11556 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11558 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11560 (see_update_relevancy): Likewise.
11561 * fwprop.c (try_fwprop_subst): Likewise.
11562 * rtlanal.c (noop_move_p): Likewise.
11563 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11564 notes to non-existing libcall blocks.
11565 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11567 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11568 (dead_libcall_p): Remove.
11569 (delete_trivially_dead_insns): Don't use it.
11570 * web.c (union_defs): Remove comment about keeping nops.
11571 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11572 (compute_hash_table_work): Don't track libcall notes.
11573 (do_local_cprop): Don't take libcall pointers. Don't update
11575 (adjust_libcall_notes): Deleted.
11576 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11577 ever have existed in the first place).
11578 (replace_store_insn): Don't try to remove libcall notes.
11579 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11580 (resolve_reg_notes): Don't call them.
11581 (resolve_simple_move): Likewise.
11582 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11583 Don't remove REG_RETVAL notes.
11584 * emit-rtl.c (try_split): Don't update libcall notes.
11585 (emit_copy_of_insn_after): Dito.
11586 * cselib.c (cselib_current_insn_in_libcall): Remove.
11587 (cselib_process_insn): Don't set/clear it.
11588 (new_elt_loc_list): Don't record it.
11589 (cselib_init): Don't initialize it.
11590 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11591 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11593 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11594 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11595 (init_deps): Don't initialize it.
11596 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11597 * combine.c (delete_noop_moves): Don't update libcall notes.
11598 (can_combine_p): Remove now pointless #if 0 block.
11599 (try_combine): Remove another obsolete #if 0 block.
11600 (distribute_notes): Don't distribute libcall notes.
11601 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11602 * dce.c (libcall_dead_p): Remove.
11603 (delete_unmarked_insns): Don't handle libcall blocks.
11604 (preserve_libcall_for_dce): Remove.
11605 (prescan_insns_for_dce): Don't special-case libcall block insns.
11606 * reload1 (reload): Don't handle libcall notes.
11607 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11610 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11612 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11613 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11614 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11616 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11618 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11619 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11620 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11622 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11624 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11626 2008-06-16 Ira Rosen <irar@il.ibm.com>
11628 PR tree-optimization/36493
11629 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11630 the arguments list. Use VECTYPE to create vector pointer.
11631 (vectorizable_store): Fail if accesses through a pointer to vectype
11632 do not alias the original memory reference operands.
11633 Call vect_create_data_ref_ptr without the removed argument.
11634 (vectorizable_load): Likewise.
11635 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11638 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11641 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11642 reg_equiv_constant.
11644 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11646 * config/mips/loongson2ef.md: New file.
11647 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
11648 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
11649 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
11650 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
11651 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
11653 (loongson2ef.md): New include.
11654 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
11655 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
11656 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
11657 (loongson_gt_<mode>, loongson_extract_halfword)
11658 (loongson_insert_halfword_0, loongson_insert_halfword_2)
11659 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
11660 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
11661 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
11662 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
11663 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
11664 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
11665 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
11666 (vec_interleave_low<mode>): Define type attribute.
11667 * config/mips/mips.c (mips_ls2): New static variable.
11668 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
11669 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
11670 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
11671 Implement target scheduling hooks.
11672 (mips_multipass_dfa_lookahead): Update to handle tuning for
11674 (mips_sched_init): Initialize data for Loongson scheduling.
11675 (mips_ls2_variable_issue): New static function.
11676 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
11678 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
11679 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
11680 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
11681 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
11682 Handle ST Loongson 2E/2F cores.
11683 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
11685 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11687 * omp-low.c (extract_omp_for_data): Fix comment typo.
11690 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11692 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
11693 FIXME note about gcc/config.guess.
11694 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11695 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
11696 * doc/cppopts.texi: Likewise.
11697 * doc/extend.texi: Likewise.
11698 * doc/gcc.texi: Likewise.
11699 * doc/gccint.texi: Likewise.
11700 * doc/gcov.texi: Likewise.
11701 * doc/gty.texi: Likewise.
11702 * doc/hostconfig.texi: Likewise.
11703 * doc/install.texi: Likewise.
11704 * doc/invoke.texi: Likewise.
11705 * doc/loop.texi: Likewise.
11706 * doc/makefile.texi: Likewise.
11707 * doc/md.texi: Likewise.
11708 * doc/passes.texi: Likewise.
11709 * doc/tm.texi: Likewise.
11710 * doc/tree-ssa.texi: Likewise.
11711 * doc/trouble.texi: Likewise.
11713 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
11714 Nathan Sidwell <nathan@codesourcery.com>
11715 Maxim Kuvyrkov <maxim@codesourcery.com>
11716 Richard Sandiford <rdsandiford@googlemail.com>
11718 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
11719 * config/mips/mips-protos.h (mips_expand_vector_init): New.
11720 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
11722 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
11723 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
11724 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
11726 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
11727 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
11728 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
11729 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
11730 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
11731 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
11732 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
11733 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
11734 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
11735 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
11736 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
11737 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
11738 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
11739 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
11740 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
11741 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
11742 (mips_builtins): Add Loongson builtins.
11743 (mips_loongson_2ef_bdesc): New.
11744 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
11745 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
11746 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
11747 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
11749 (mips_expand_vector_init): New.
11750 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
11751 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
11753 * config/mips/mips.md: Add unspec numbers for Loongson
11754 builtins. Include loongson.md.
11755 (MOVE64): Include Loongson vector modes.
11756 (SPLITF): Include Loongson vector modes.
11757 (HALFMODE): Handle Loongson vector modes.
11758 * config/mips/loongson.md: New.
11759 * config/mips/loongson.h: New.
11760 * config.gcc: Add loongson.h header for mips*-*-* targets.
11761 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
11763 2008-06-14 Joseph Myers <joseph@codesourcery.com>
11765 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
11766 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
11767 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
11768 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
11769 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
11770 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
11771 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
11772 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11773 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
11774 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
11775 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
11776 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
11777 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
11778 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
11779 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
11780 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
11781 Remove use_fixproto=yes.
11782 (ia64*-*-hpux*): Remove comment about using fixproto.
11783 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
11785 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11787 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
11789 * configure: Regenerate.
11791 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
11793 PR middle-end/36520
11794 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
11795 before evaluating it.
11797 2008-06-13 Jakub Jelinek <jakub@redhat.com>
11800 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11801 nested inline functions.
11802 (start_decl, start_function): Don't invert DECL_EXTERNAL
11803 for nested inline functions.
11805 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11807 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
11808 splits that must be made for correctness.
11810 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
11812 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
11813 (AVAIL_NON_MIPS16): Likewise.
11814 (mips_builtin_description): Replace target_flags with a predicate.
11815 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
11816 (dspr2_32): New availability predicates.
11817 (MIPS_BUILTIN): New macro.
11818 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
11819 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
11820 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
11821 Replace the TARGET_FLAGS parameters with AVAIL parameters.
11822 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
11823 (mips_dsp_32only_bdesc): Merge into...
11824 (mips_builtins): ...this new array.
11825 (mips_bdesc_map, mips_bdesc_arrays): Delete.
11826 (mips_init_builtins): Update after above changes.
11827 (mips_expand_builtin_1): Merge into...
11828 (mips_expand_builtin): ...here and update after above changes.
11830 2008-06-12 Paul Brook <paul@codesourcery.com>
11832 * longlong.h (__arm__): Define count_leading_zeros.
11833 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
11834 (clzsi2, clzdi2): New functions.
11835 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
11836 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
11837 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
11838 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
11839 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
11840 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
11841 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
11842 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
11843 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
11844 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
11846 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
11848 * config/m68k/m68k.c (m68k_tune_flags): New.
11849 (override_options): Compute m68k_tune_flags.
11850 (MULL_COST, MULW_COST): Update for various variants of CFV2.
11851 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
11853 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11855 PR middle-end/36506
11856 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
11858 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11860 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
11861 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
11863 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
11865 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
11866 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
11868 2008-06-12 Jakub Jelinek <jakub@redhat.com>
11870 PR middle-end/36506
11871 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
11874 2008-06-12 Richard Guenther <rguenther@suse.de>
11876 PR tree-optimization/36345
11877 * tree-flow.h (struct ptr_info_def): Align escape_mask,
11878 add memory_tag_needed flag.
11879 (may_alias_p): Declare.
11880 * tree-ssa-alias.c (may_alias_p): Export.
11881 (set_initial_properties): Use memory_tag_needed flag.
11882 (update_reference_counts): Likewise.
11883 (reset_alias_info): Reset memory_tag_needed flag.
11884 (create_name_tags): Check memory_tag_needed flag.
11885 (dump_points_to_info_for): Dump it.
11886 * tree-ssa-structalias.c (struct variable_info): Remove
11887 directly_dereferenced flag.
11888 (new_var_info): Do not initialize it.
11889 (process_constraint_1): Do not set it.
11890 (update_alias_info): Set is_dereferenced flag.
11891 (set_uids_in_ptset): Use may_alias_p.
11892 (set_used_smts): Check memory_tag_needed flag.
11893 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
11894 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
11895 memory_tag_needed flag.
11896 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
11897 from broken design.
11899 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
11901 * config/i386/i386.c (ix86_compute_frame_layout): Disable
11902 red zone for w64 abi.
11903 (ix86_expand_prologue): Likewise.
11904 (ix86_force_to_memory): Likewise.
11905 (ix86_free_from_memory): Likewise.
11907 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
11910 * config/rs6000/rs6000.c (rs6000_override_options): Set
11911 rs6000_isel conditionally to the absence of comand line override.
11912 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11913 Remove duplicate rs6000_isel setting.
11914 * config/rs6000/eabispe.h: Ditto.
11916 2008-06-11 Richard Guenther <rguenther@suse.de>
11918 * alias.c (get_alias_set): Use the element alias-set for arrays.
11919 (record_component_aliases): For arrays and vectors do nothing.
11920 * c-common.c (strict_aliasing_warning): Handle the cases
11921 of alias set zero explicitly.
11922 * Makefile.in (dfp.o-warn): Add -Wno-error.
11924 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11926 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
11928 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
11929 tune_32 tune_64 to supported_defaults. Allow values not
11930 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
11931 x86_64. Do not override cpu_32 or cpu_64 values from target name.
11932 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
11933 with_cpu_64 to generic for 64-bit-supporting configurations, not
11934 with_cpu. Remove FIXMEs.
11935 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
11936 --with-arch-64, --with-tune-32, --with-tune-64): Document.
11937 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
11938 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
11939 arch_32 and arch_64.
11941 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
11942 Olivier Hainque <hainque@adacore.com>
11944 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
11945 Use DECL_SIZE_UNIT to retrieve the size of the field.
11947 2008-06-11 Joseph Myers <joseph@codesourcery.com>
11949 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
11950 with function calls after declarations. Lay out
11951 neon_float_type_node before further use.
11953 2008-06-11 Richard Guenther <rguenther@suse.de>
11955 * tree-flow.h (may_point_to_global_var): Declare.
11956 * tree-ssa-alias.c (may_point_to_global_var): New function.
11957 * tree-ssa-sink.c (is_hidden_global_store): Use it.
11959 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
11961 * configure.ac: Teach that fido supports .debug_line.
11962 * configure: Regenerate.
11964 2008-06-10 Tom Tromey <tromey@redhat.com>
11966 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
11969 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11971 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
11972 (encode_decimal64, decode_decimal64, encode_decimal128,
11973 decode_decimal128): Reverse order of 32-bit parts of value if host
11974 and target endianness differ.
11976 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
11978 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
11979 Avoid division by 0.
11980 (tree_mod_pow2_value_transform): Likewise.
11981 (tree_ic_transform): Likewise.
11982 (tree_stringops_transform): Likewise.
11983 (tree_mod_subtract_transform): Likewise.
11984 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
11985 (copy_edges_for_bb): Likewise.
11986 (initialize_cfun): Likewise.
11988 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
11990 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
11991 nonmemory_operand. Add "N" operand constraint.
11993 (*jcc_btdi_mask_rex64): New instruction and split pattern.
11994 (*jcc_btsi_mask): Ditto.
11995 (*jcc_btsi_mask_1): Ditto.
11997 2008-06-10 Joseph Myers <joseph@codesourcery.com>
11999 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12000 TYPE_CANONICAL for copied element type.
12002 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12005 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12006 Add m_CORE2 and m_GENERIC.
12007 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12008 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12010 (*jcc_btdi_rex64): New instruction and split pattern.
12011 (*jcc_btsi): Ditto.
12012 (*jcc_btsi_1): Ditto.
12013 (*btsq): Fix Intel asm dialect operand order.
12017 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12019 PR middle-end/36447
12020 * simplify-rtx.c (simplify_subreg): Add check for shift count
12023 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12025 * doc/md.texi: Synchronize with later constraints.md change.
12026 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12027 with a C implementation.
12028 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12030 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12031 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12032 when moving to and from MD_REGNUM.
12033 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12034 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12035 Handle byte and halfword moves.
12036 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12038 * config/mips/constraints.md (h): Turn into NO_REGS.
12039 (l, x): Update documentation.
12040 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12041 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12042 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12043 (HILO): New mode iterator.
12045 (any_div): New code iterator.
12046 (u): Extend code attribute to div and udiv.
12047 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12048 d_operand in the splitters. Remove redundant CONST_INT checks.
12049 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12050 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12051 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12052 accordingly, using normal moves instead of unspecs to move LO into
12053 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12054 (<u>mulsidi3): Handle expansion in C code.
12055 (<u>mulsidi3_32bit_internal): Rename to...
12056 (<u>mulsidi3_32bit): ...this.
12057 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12058 (*<u>mulsidi3_64bit): Rename to...
12059 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12060 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12061 to set LO and HI to the multiplication result. Use a normal move
12062 for MFLO and an unspec for MFHI.
12063 (*<u>mulsidi3_64bit_parts): Replace with...
12064 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12065 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12066 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12067 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12068 instead of HI. Split the instruction into a separate multiplication
12069 and MFHI if !TARGET_FIX_R4000.
12070 (<su>muldi3_highpart): Likewise.
12071 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12072 and the "=h" clobber.
12073 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12074 (<u>mulditi3): New expander.
12075 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12076 (madsi): Remove "=h" clobber.
12077 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12078 Force the modulus result to be a GPR and split the instruction into
12079 a division followed by an MFHI after reload.
12080 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12081 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12082 the MIPS16 HIGH define_split.
12083 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12084 of acc<->gpr moves to "multi".
12085 (*movdi_64bit): Replace the single "x" alternative with
12086 alternatives for moving into and out of "a".
12087 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12088 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12089 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12090 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12091 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12092 (movti): New expander.
12093 (*movti, *movti_mips16): New insns.
12094 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12095 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12096 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12097 * config/mips/predicates.md (fpr_operand): Delete.
12098 (d_operand): New predicate.
12100 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12102 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12103 failure on some Bourne shells.
12104 (x86_64-*-*): Ditto.
12106 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12108 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12110 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12112 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12113 (sparc-sun-solaris2*): Likewise.
12115 2008-06-09 Arnaud Charlet <charlet@adacore.com
12117 * doc/install.texi: Update requirements to build the Ada compiler.
12119 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12121 * df-scan.c (struct df_scan_problem_data): Remove the
12122 mw_link_pool alloc pool.
12123 (df_scan_free_internal): Don't free it.
12124 (df_scan_alloc): Don't allocate it.
12125 * df.h (struct df_link): Update comment.
12127 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12129 * except.h: Correct checks for when SJLJ exceptions must be used.
12131 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12133 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12136 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12138 PR tree-optimization/36218
12139 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12140 configure for the build system.
12141 (BUILD_LDFLAGS): Define.
12142 * configure: Regenerate.
12143 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12145 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12148 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12149 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12150 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12152 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12154 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12156 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12158 * config.gcc (Obsolete configurations): Remove list of
12160 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12161 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12162 targets matched by those patterns.
12163 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12164 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12165 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12166 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12167 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12168 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12169 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12170 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12171 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12172 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12173 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12174 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12175 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12176 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12177 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12178 Make code for Solaris 7 and greater unconditional for Solaris.
12179 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12180 Remove --with-* handling.
12181 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12182 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12183 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12184 LINK_OS_WINDISS_SPEC): Remove.
12185 * config/rs6000/sysv4.opt (mwindiss): Remove.
12186 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12187 * configure: Regenerate.
12188 * doc/cpp.texi: Don't mention BeOS.
12189 * doc/extend.texi (interrupt): Don't mention MS1.
12190 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12191 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12192 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12193 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12194 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12196 * doc/invoke.texi (MT Options): Remove.
12197 (-mwindiss): Remove.
12198 (CRIS Options): Remove cris-axis-aout references.
12199 (HPPA Options): Don't mention hppa1.1-*-pro.
12200 * doc/md.texi: (MorphoTech family): Remove.
12201 * libgcc2.c: Don't handle UWIN.
12202 * config/alpha/t-unicosmk: Remove.
12203 * config/alpha/unicosmk.h: Remove.
12204 * config/arm/kaos-arm.h: Remove.
12205 * config/arm/kaos-strongarm.h: Remove.
12206 * config/arm/strongarm-coff.h: Remove.
12207 * config/arm/strongarm-elf.h: Remove.
12208 * config/arm/strongarm-pe.h: Remove.
12209 * config/arm/t-strongarm-pe: Remove.
12210 * config/arm/t-xscale-coff: Remove.
12211 * config/arm/t-xscale-elf: Remove.
12212 * config/arm/xscale-coff.h: Remove.
12213 * config/arm/xscale-elf.h: Remove.
12214 * config/chorus.h: Remove.
12215 * config/cris/aout.h: Remove.
12216 * config/cris/aout.opt: Remove.
12217 * config/cris/t-aout: Remove.
12218 * config/i386/beos-elf.h: Remove.
12219 * config/i386/kaos-i386.h: Remove.
12220 * config/i386/ptx4-i.h: Remove.
12221 * config/i386/sco5.h: Remove.
12222 * config/i386/sco5.opt: Remove.
12223 * config/i386/sysv4-cpp.h: Remove.
12224 * config/i386/sysv5.h: Remove.
12225 * config/i386/t-beos: Remove.
12226 * config/i386/t-sco5: Remove.
12227 * config/i386/t-uwin: Remove.
12228 * config/i386/uwin.asm: Remove.
12229 * config/i386/uwin.h: Remove.
12230 * config/kaos.h: Remove.
12231 * config/mips/windiss.h: Remove.
12232 * config/mt: Remove directory.
12233 * config/pa/pa-osf.h: Remove.
12234 * config/pa/pa-pro-end.h: Remove.
12235 * config/pa/t-pro: Remove.
12236 * config/ptx4.h: Remove.
12237 * config/rs6000/beos.h: Remove.
12238 * config/rs6000/kaos-ppc.h: Remove.
12239 * config/rs6000/t-beos: Remove.
12240 * config/rs6000/windiss.h: Remove.
12241 * config/sh/kaos-sh.h: Remove.
12242 * config/sol2-6.h: Remove.
12243 * config/sparc/sol26-sld.h: Remove.
12244 * config/sparc/sysv4-only.h: Remove.
12245 * config/vax/bsd.h: Remove.
12246 * config/vax/t-memfuncs: Remove.
12247 * config/vax/ultrix.h: Remove.
12248 * config/vax/vaxv.h: Remove.
12249 * config/windiss.h: Remove.
12251 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12253 PR rtl-optimization/36438
12254 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12255 for vector shifts with constant scalar shift operands.
12257 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12259 * doc/invoke.texi: Document -march=xlr.
12260 * config/mips/xlr.md: New file.
12261 * config/mips/mips.md: Include it.
12263 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12264 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12265 (mips_rtx_cost_data): Likewise.
12267 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12269 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12270 PRE_INC and PRE_DEC cases.
12272 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12274 PR rtl-optimization/36419
12275 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12276 the emitting jump insn.
12279 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12280 is not bool, boolify the whole *expr_p and convert to the desired type.
12282 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12284 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12285 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12286 Add omp_private_outer_ref hook, add another argument to
12287 omp_clause_default_ctor hook.
12288 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12289 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12290 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12291 hook_tree_tree_tree_tree_null.
12292 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12293 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12294 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12295 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12296 * tree.def (OMP_TASK): New tree code.
12297 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12298 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12299 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12300 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12301 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12302 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12303 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12304 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12305 (OMP_DIRECTIVE_P): Add OMP_TASK.
12306 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12307 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12308 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12309 and OMP_CLAUSE_UNTIED entries.
12310 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12312 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12313 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12314 * tree-pretty-print.c (dump_omp_clause): Handle
12315 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12316 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12317 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12318 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12319 warning about unsigned iterators. Change decl/init/cond/incr
12320 arguments to TREE_VECs, check arguments for all collapsed loops.
12321 (c_finish_omp_taskwait): New function.
12322 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12324 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12325 default_function_array_conversion on init. Add par_clauses argument.
12326 If decl is present in parallel's lastprivate clause, change it to
12327 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12328 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12329 collapse count in clauses.
12330 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12331 c_parser_omp_for_loop callers.
12332 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12333 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12334 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12335 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12337 (c_parser_omp_clause_schedule): Handle schedule(auto).
12338 Include correct location in the error message.
12339 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12340 and PRAGMA_OMP_CLAUSE_UNTIED.
12341 (OMP_TASK_CLAUSE_MASK): Define.
12342 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12343 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12344 * tree-nested.c (convert_nonlocal_omp_clauses,
12345 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12346 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12347 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12348 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12350 (conver_nonlocal_reference, convert_local_reference,
12351 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12352 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12353 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12354 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12355 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12356 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12357 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12358 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12359 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12361 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12362 * c-common.h (c_finish_omp_taskwait): New prototype.
12363 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12364 * tree-parloops.c (create_parallel_loop): Create 1 entry
12365 vectors for OMP_FOR_{INIT,COND,INCR}.
12366 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12367 (make_edges): Handle OMP_TASK.
12368 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12369 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12370 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12371 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12372 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12373 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12374 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12375 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12376 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12377 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12378 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12379 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12380 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12381 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12382 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12383 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12384 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12385 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12386 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12387 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12388 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12389 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12390 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12391 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12392 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12393 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12394 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12395 original iterator is present in lastprivate clause or if
12396 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12397 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12398 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12399 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12400 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12401 if it is set, lookup var in outer contexts too. Handle
12402 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12403 to be implicitly determined firstprivate for task regions.
12404 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12405 if it is set, lookup var in outer contexts too. Set
12406 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12407 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12408 OMP_CLAUSE_UNTIED. Take region_type as last argument
12409 instead of in_parallel and in_combined_parallel.
12410 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12412 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12413 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12414 (new_omp_context): Set default_kind to
12415 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12416 (omp_region_type): New enum.
12417 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12418 fields, add region_type.
12419 (new_omp_context): Take region_type as argument instead of is_parallel
12420 and is_combined_parallel.
12421 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12422 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12423 ctx->is_combined_parallel checks.
12424 (gimplify_omp_task): New function.
12425 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12427 * omp-low.c (extract_omp_for_data): Use schedule(static)
12428 for schedule(auto). Handle pointer and unsigned iterators.
12429 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12430 Add loops argument. Extract data for collapsed OMP_FOR loops.
12431 (expand_parallel_call): Assert sched_kind isn't auto,
12432 map runtime schedule to index 3.
12433 (struct omp_for_data_loop): New type.
12434 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12435 Add loop, loops, collapse and iter_type fields.
12436 (workshare_safe_to_combine_p): Disallow combined for if
12437 iter_type is unsigned long long. Don't combine collapse > 1 loops
12438 unless all bounds and steps are constant. Adjust extract_omp_for_data
12440 (expand_omp_for_generic): Handle pointer, unsigned and long long
12441 iterators. Handle collapsed OMP_FOR loops. Adjust
12442 for struct omp_for_data changes. If libgomp function doesn't return
12443 boolean_type_node, add comparison of the return value with 0.
12444 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12445 pointer, unsigned and long long iterators. Adjust for struct
12446 omp_for_data changes.
12447 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12448 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12449 unsigned long long. Allocate loops array, pass it to
12450 extract_omp_for_data. For collapse > 1 loops use always
12451 expand_omp_for_generic.
12452 (omp_context): Add sfield_map and srecord_type fields.
12453 (is_task_ctx, lookup_sfield): New functions.
12454 (use_pointer_for_field): Use is_task_ctx helper. Change first
12455 argument's type from const_tree to tree. Clarify comment.
12456 In OMP_TASK disallow copy-in/out sharing.
12457 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12458 (install_var_field): Add mask argument. Populate both record_type
12459 and srecord_type if needed.
12460 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12462 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12463 and DECL_FIELD_OFFSET.
12464 (scan_sharing_clauses): Adjust install_var_field callers. For
12465 firstprivate clauses on explicit tasks allocate the var by value in
12466 record_type unconditionally, rather than by reference.
12467 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12468 Use is_taskreg_ctx instead of is_parallel_ctx.
12469 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12470 (create_omp_child_function_name): Add task_copy argument, use
12471 *_omp_cpyfn* names if it is true.
12472 (create_omp_child_function): Add task_copy argument, if true create
12473 *_omp_cpyfn* helper function.
12474 (scan_omp_parallel): Adjust create_omp_child_function callers.
12475 Rename parallel_nesting_level to taskreg_nesting_level.
12476 (scan_omp_task): New function.
12477 (lower_rec_input_clauses): Don't run constructors for firstprivate
12478 explicit task vars which are initialized by *_omp_cpyfn*.
12479 Pass outer var ref to omp_clause_default_ctor hook if
12480 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12481 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12482 OMP_CLAUSE_REDUCTION_INIT.
12483 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12484 avoid duplicate setting of fields. Handle
12485 OMP_CLAUSE_PRIVATE_OUTER_REF.
12486 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12487 copy-out if TREE_READONLY, only copy-in.
12488 (expand_task_copyfn): New function.
12489 (expand_task_call): New function.
12490 (struct omp_taskcopy_context): New type.
12491 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12493 (lower_omp_parallel): Rename to...
12494 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12495 Call create_task_copyfn if srecord_type is needed. Adjust
12497 (task_shared_vars): New variable.
12498 (check_omp_nesting_restrictions): Warn if work-sharing,
12499 barrier, master or ordered region is closely nested inside OMP_TASK.
12500 Add warnings for barrier if closely nested inside of work-sharing,
12501 ordered, or master region.
12502 (scan_omp_1): Call check_omp_nesting_restrictions even for
12503 GOMP_barrier calls. Rename parallel_nesting_level to
12504 taskreg_nesting_level. Handle OMP_TASK.
12505 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12506 work-sharing construct, continue looking for them on parent parallel
12508 (lower_omp_for_lastprivate): Add lastprivate clauses
12509 to the beginning of dlist rather than end. Adjust for struct
12510 omp_for_data changes.
12511 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12512 not after it. Handle collapsed OMP_FOR loops, adjust for
12513 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12514 (get_ws_args_for): Adjust extract_omp_for_data caller.
12515 (scan_omp_for): Handle collapsed OMP_FOR
12516 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12517 (lower_omp_single_simple): If libgomp function doesn't return
12518 boolean_type_node, add comparison of the return value with 0.
12519 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12520 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12521 (parallel_nesting_level): Rename to...
12522 (taskreg_nesting_level): ... this.
12523 (is_taskreg_ctx): New function.
12524 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12525 of is_parallel_ctx.
12526 (execute_lower_omp): Rename parallel_nesting_level to
12527 taskreg_nesting_level.
12528 (expand_omp_parallel): Rename to...
12529 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12530 Call omp_task_call for OMP_TASK regions.
12531 (expand_omp): Adjust caller, handle OMP_TASK.
12532 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12534 * bitmap.c (bitmap_default_obstack_depth): New variable.
12535 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12536 if argument is NULL and bitmap_default_obstack is already initialized.
12537 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12539 * matrix-reorg.c (matrix_reorg): Likewise.
12541 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12543 * config/i386/i386.md (*indirect_jump): Macroize using P
12544 mode iterator. Remove !TARGET_64BIT from insn constraints.
12545 (*tablejump_1): Ditto.
12546 (*indirect_jump_rex64): Remove insn pattern.
12547 (*tablejump_1_rex64): Ditto.
12548 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12549 and eh_return_si insn patterns.
12551 2008-06-06 Richard Guenther <rguenther@suse.de>
12553 * tree-ssa-structalias.c (merge_smts_into): Remove.
12554 (find_what_p_points_to): Do not bother to compute the
12555 points-to set for pt_anything pointers.
12556 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12557 for pt_anything pointers is ok.
12559 2008-06-06 Jan Hubicka <jh@suse.cz>
12561 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12563 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12565 * cgraph.c: Fix typos in comments.
12566 (cgraph_availability_names): Fix string typo.
12567 * fold-const.c: Fix typos in comments.
12568 (fold_binary): Fix typo in warning.
12569 * genautomata.c: Fix typos in comments.
12570 (check_presence_pattern_sets): Fix typo in local variable.
12571 (output_description): Fix typo in output.
12572 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12573 * hwint.h: Likewise.
12574 * matrix-reorg.c (check_allocation_function): Likewise.
12575 * omega.c (smooth_weird_equations): Likewise.
12576 * auto-inc-dec.c: Fix typos in comments.
12577 * bb-reorder.c: Likewise.
12578 * builtins.c: Likewise.
12579 * c-common.c: Likewise.
12580 * c-cppbuiltin.c: Likewise.
12581 * c-parser.c: Likewise.
12582 * c-pretty-print.c: Likewise.
12583 * cfgcleanup.c: Likewise.
12584 * cfgexpand.c: Likewise.
12585 * cfghooks.c: Likewise.
12586 * cfglayout.c: Likewise.
12587 * cfgloopmanip.c: Likewise.
12588 * cgraphunit.c: Likewise.
12589 * coverage.c: Likewise.
12590 * dbxout.c: Likewise.
12591 * df-byte-scan.c: Likewise.
12592 * df-core.c: Likewise.
12593 * df-problems.c: Likewise.
12594 * df-scan.c: Likewise.
12596 * dominance.c: Likewise.
12597 * domwalk.c: Likewise.
12599 * dwarf2out.c: Likewise.
12600 * emit-rtl.c: Likewise.
12601 * et-forest.c: Likewise.
12602 * function.c: Likewise.
12603 * function.h: Likewise.
12605 * gcov-io.c: Likewise.
12606 * gcov.c: Likewise.
12607 * gcse.c: Likewise.
12608 * genattrtab.c: Likewise.
12609 * ggc-page.c: Likewise.
12610 * gimplify.c: Likewise.
12611 * gthr-lynx.h: Likewise.
12612 * haifa-sched.c: Likewise.
12613 * ipa-cp.c: Likewise.
12614 * ipa-inline.c: Likewise.
12615 * ipa-prop.h: Likewise.
12616 * ipa-pure-const.c: Likewise.
12617 * ipa-struct-reorg.c: Likewise.
12618 * ipa-struct-reorg.h: Likewise.
12619 * ipa-type-escape.c: Likewise.
12621 * loop-doloop.c: Likewise.
12622 * mips-tfile.c: Likewise.
12623 * mkmap-flat.awk: Likewise.
12624 * mkmap-symver.awk: Likewise.
12625 * modulo-sched.c: Likewise.
12626 * omp-low.c: Likewise.
12627 * optabs.c: Likewise.
12628 * optabs.h: Likewise.
12629 * opts.c: Likewise.
12630 * passes.c: Likewise.
12631 * postreload-gcse.c: Likewise.
12632 * postreload.c: Likewise.
12633 * predict.c: Likewise.
12634 * pretty-print.h: Likewise.
12635 * profile.c: Likewise.
12636 * protoize.c: Likewise.
12637 * ra-conflict.c: Likewise.
12638 * real.c: Likewise.
12639 * recog.c: Likewise.
12640 * regclass.c: Likewise.
12641 * regs.h: Likewise.
12642 * reload.c: Likewise.
12643 * rtl-error.c: Likewise.
12644 * rtlanal.c: Likewise.
12645 * scan.h: Likewise.
12646 * sched-rgn.c: Likewise.
12648 * stmt.c: Likewise.
12649 * target.h: Likewise.
12650 * tree-dfa.c: Likewise.
12651 * tree-eh.c: Likewise.
12652 * tree-flow-inline.h: Likewise.
12653 * tree-inline.c: Likewise.
12654 * tree-into-ssa.c: Likewise.
12655 * tree-loop-distribution.c: Likewise.
12656 * tree-nested.c: Likewise.
12657 * tree-parloops.c: Likewise.
12658 * tree-pass.h: Likewise.
12659 * tree-pretty-print.c: Likewise.
12660 * tree-profile.c: Likewise.
12661 * tree-scalar-evolution.c: Likewise.
12662 * tree-sra.c: Likewise.
12663 * tree-ssa-alias-warnings.c: Likewise.
12664 * tree-ssa-ccp.c: Likewise.
12665 * tree-ssa-coalesce.c: Likewise.
12666 * tree-ssa-dom.c: Likewise.
12667 * tree-ssa-dse.c: Likewise.
12668 * tree-ssa-forwprop.c: Likewise.
12669 * tree-ssa-live.c: Likewise.
12670 * tree-ssa-live.h: Likewise.
12671 * tree-ssa-loop-im.c: Likewise.
12672 * tree-ssa-loop-ivopts.c: Likewise.
12673 * tree-ssa-loop-niter.c: Likewise.
12674 * tree-ssa-loop-prefetch.c: Likewise.
12675 * tree-ssa-phiopt.c: Likewise.
12676 * tree-ssa-phiprop.c: Likewise.
12677 * tree-ssa-sccvn.c: Likewise.
12678 * tree-ssa-ter.c: Likewise.
12679 * tree-ssa-threadupdate.c: Likewise.
12680 * tree-ssa.c: Likewise.
12681 * tree-vect-analyze.c: Likewise.
12682 * tree-vect-transform.c: Likewise.
12683 * tree-vectorizer.c: Likewise.
12684 * tree-vn.c: Likewise.
12685 * tree-vrp.c: Likewise.
12686 * tree.c: Likewise.
12687 * tree.def: Likewise.
12688 * tree.h: Likewise.
12689 * unwind-dw2-fde.c: Likewise.
12690 * unwind.inc: Likewise.
12691 * value-prof.c: Likewise.
12692 * vmsdbgout.c: Likewise.
12694 2008-06-05 David Edelsohn <edelsohn@gnu.org>
12696 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
12697 always place FP constants in the TOC for TARGET_POWERPC64.
12698 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
12700 2008-06-05 Joseph Myers <joseph@codesourcery.com>
12702 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
12703 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
12704 enable for TARGET_E500_DOUBLE.
12705 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
12706 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
12707 floating-point modes like integer modes for E500 double.
12708 (rs6000_legitimate_offset_address_p): Likewise.
12709 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
12710 addressing for DDmode for E500 double.
12711 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
12712 modes as using 64-bits of registers for E500 double.
12713 (spe_build_register_parallel): Do not handle DDmode or TDmode.
12714 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
12715 specially for E500 double.
12716 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
12717 TDmode for E500 double.
12718 (rs6000_gimplify_va_arg): Only handle SDmode in registers
12719 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
12720 (rs6000_split_multireg_move): Do not handle TDmode specially for
12722 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
12723 using 64-bit registers for E500 double.
12724 (emit_frame_save): Do not handle DDmode specially for E500 double.
12725 (gen_frame_mem_offset): Likewise.
12726 (rs6000_function_value): Do not call spe_build_register_parallel
12727 for DDmode or TDmode.
12728 (rs6000_libcall_value): Likewise.
12729 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
12730 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
12733 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
12735 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
12738 2008-06-04 Junjie Gu <jgu@tensilica.com>
12740 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
12741 comparison for frame pointers.
12743 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12746 * config/avr/avr.h (PUSH_ROUNDING): Remove.
12748 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
12751 * builtins.c (expand_builtin_signbit): Don't take lowpart when
12752 register is already smaller or equal to required mode.
12754 2008-06-04 Xinliang David Li <davidxl@google.com>
12756 * tree-call-cdce.c: New file.
12757 (cond_dead_built_in_calls): New static variable.
12758 (input_domain): New struct.
12759 (check_pow): New function.
12760 (check_builtin_call): Ditto.
12761 (check_target_format): Ditto.
12762 (is_call_dce_candidate): Ditto.
12763 (gen_one_condition): Ditto.
12764 (gen_conditions_for_domain): Ditto.
12765 (get_domain): Ditto.
12766 (gen_conditions_for_pow_cst_base): Ditto.
12767 (gen_conditions_for_pow_int_base): Ditto.
12768 (gen_conditions_for_pow): Ditto.
12769 (get_no_error_domain): Ditto.
12770 (gen_shrink_wrap_conditions): Ditto.
12771 (shrink_wrap_one_built_in_call): Ditto.
12772 (shink_wrap_conditional_dead_built_in_calls): Ditto.
12773 (tree_call_cdce): Ditto.
12774 (gate_call_cdce): Ditto.
12775 (pass_call_cdce): New gimple pass.
12776 * passes.c: (init_optimization_passes): New pass.
12777 * tree-pass.h: New pass declaration.
12778 * opts.c (decode_options): New flag setting.
12779 * common.opt: Add -ftree-builtin-call-dce flag.
12780 * Makefile.in: Add new source file.
12781 * tempvar.def: New tv_id.
12782 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
12784 2008-06-04 Richard Guenther <rguenther@suse.de>
12786 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
12787 (is_call_clobbered): Always check var_ann->call_clobbered.
12788 (mark_call_clobbered): Always set var_ann->call_clobbered.
12789 (clear_call_clobbered): Always clear var_ann->call_clobbered.
12790 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
12791 (reset_alias_info): Clear call clobbering info on MTAGs and
12793 (set_pt_anything): Set pt_global_mem.
12794 (create_tag_raw): Adjust comment.
12795 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
12797 2008-06-04 Joseph Myers <joseph@codesourcery.com>
12798 Maxim Kuvyrkov <maxim@codesourcery.com>
12800 * config/m68k/m68k.opt (mxgot): New option.
12801 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
12802 (m68k_output_addr_const_extra): New.
12803 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
12804 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
12805 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
12806 * doc/invoke.texi (M680x0 Options): Document -mxgot.
12808 2008-06-04 Richard Guenther <rguenther@suse.de>
12810 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
12811 negative or non-representable offsets.
12813 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
12815 * config/i386/i386.c (ix86_gen_leave): New.
12816 (ix86_gen_pop1): Likewise.
12817 (ix86_gen_add3): Likewise.
12818 (ix86_gen_sub3): Likewise.
12819 (ix86_gen_sub3_carry): Likewise.
12820 (ix86_gen_one_cmpl2): Likewise.
12821 (ix86_gen_monitor): Likewise.
12822 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
12823 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
12824 ix86_gen_one_cmpl2 and ix86_gen_monitor.
12825 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
12826 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
12827 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
12828 (ix86_expand_epilogue): Updated.
12829 (print_operand): Handle integer register operand for 'z'.
12830 (ix86_expand_strlensi_unroll_1): Likewise.
12831 (ix86_expand_strlen): Likewise.
12832 (ix86_expand_builtin): Likewise.
12833 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
12834 mov{q}/mov{l} and add{q}/add{l}.
12836 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12838 * config/i386/i386.md (P): New mode iterator.
12839 (SFmode push_operand splitter): Macroize DImode and SImode pushes
12840 using P mode iterator.
12841 (DFmode push_operand splitter): Ditto.
12842 (XFmode push_operand splitter): Ditto.
12843 (DFmode float_extend SFmode push_operand splitter): Ditto.
12844 (XFmode float_extend SFmode push_operand splitter): Do not generate
12845 SImode pushes for 64bit target. Macroize Dimode and SImode
12846 pushes using P mode iterator.
12847 (XFmode float_extend DFmode push_operand splitter): Ditto.
12849 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12851 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
12852 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
12853 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
12854 return type to int.
12855 (ix86_call_abi_override): Remove check for call_used_regs.
12857 2008-06-03 Richard Guenther <rguenther@suse.de>
12859 * tree-ssa-structalias.c (find_func_aliases): Add constraints
12860 for the lhs of calls if the return type contains pointers.
12862 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
12864 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
12865 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
12866 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
12867 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
12868 of cfun and DEFAULT_ABI to deceide abi mode.
12869 (DEFAULT_ABI): New.
12870 (REG_PARM_STACK_SPACE): Removed.
12871 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
12872 (STACK_BOUNDARY): Use default target to deceide stack boundary.
12873 * config/i386/i386-protos.h (ix86_cfun_abi): New.
12874 (ix86_function_abi): Likewise.
12875 (ix86_function_type_abi): Likewise.
12876 (ix86_call_abi_override): Likewise.
12877 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
12878 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
12879 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
12880 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
12882 (X86_64_REGPARM_MAX): New.
12883 (X86_64_SSE_REGPARM_MAX): New.
12884 (X64_REGPARM_MAX): New.
12885 (X64_SSE_REGPARM_MAX): New.
12886 (X86_32_REGPARM_MAX): New.
12887 (X86_32_SSE_REGPARM_MAX): New.
12888 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
12889 (ix86_function_regparm): Handle user calling abi.
12890 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
12891 by DEFAULT_ABI versus SYSV_ABI check.
12892 (ix86_reg_parm_stack_space): New.
12893 (ix86_function_type_abi): New.
12894 (ix86_call_abi_override): New.
12895 (ix86_function_abi): New.
12896 (ix86_cfun_abi): New.
12897 (init_cumulative_args): Call abi specific initialization.
12898 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
12899 (function_arg_64): Extend SSE_REGPARM_MAX check.
12900 (function_arg (): Remove TARGET_64BIT_MS_ABI.
12901 (ix86_pass_by_reference): Likewise.
12902 (ix86_function_value_regno_p): Likewise.
12903 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
12904 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
12905 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
12906 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
12907 (setup_incoming_varargs_64): Adjust regparm for call abi.
12908 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
12909 (ix86_va_start): Likewise.
12910 (ix86_gimplify_va_arg): Likewise.
12911 (ix86_expand_prologue): Likewise.
12912 (output_pic_addr_const): Likewise.
12913 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
12914 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
12915 (x86_output_mi_thunk): Likewise.
12916 (x86_function_profiler): Likewise.
12917 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
12918 (SYSV_ABI, MS_ABI): New constants.
12919 (DEFAULT_ABI): New.
12920 (init_regs): Add prototype of function in regclass.c file.
12921 (OVERRIDE_ABI_FORMAT): New.
12922 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
12923 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
12924 (OUTGOING_REG_PARM_STACK_SPACE): New.
12925 (ix86_reg_parm_stack_space): New prototype.
12926 (CUMULATIVE_ARGS): Add call_abi member.
12927 (machine_function): Add call_abi member.
12928 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
12929 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
12931 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
12934 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
12935 (avr_builtin_setjmp_frame_value): New function.
12936 * config/avr/avr.md (nonlocal_goto_receiver): Define.
12937 (nonlocal_goto): Define.
12939 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
12941 * config/mips/mips.c (mips_emit_loadgp): Return early if
12942 there is nothing do to, otherwise emit a blockage if
12943 !TARGET_EXPLICIT_RELOCS || crtl->profile.
12944 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
12946 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12948 * configure.ac: Drop unneeded backslash ending up in config.in.
12949 * acinclude.m4: Likewise.
12950 * config.in: Regenerate.
12952 2008-05-26 Jan Hubicka <jh@suse.cz>
12954 * predict.c (maybe_hot_frequency_p): Break out of...
12955 (maybe_hot_bb_p): ... here.
12956 (maybe_hot_edge_p): New.
12957 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
12958 * basic-block.h (maybe_hot_edge_p): Declare.
12960 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
12962 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
12963 (*cmpfp_<mode>_cc): Ditto.
12964 (*fp_jcc_8<mode>_387): Ditto.
12965 (*fop_<MODEF:mode>_2_i387): Ditto.
12966 (*fop_<MODEF:mode>_3_i387): Ditto.
12967 (*fop_xf_2_i387): Ditto.
12968 (*fop_xf_3_i387): Ditto.
12970 2008-06-02 Tomas Bily <tbily@suse.cz>
12972 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
12974 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12976 * config/mips/mips.c (mips_valid_offset_p): New function.
12977 (mips_valid_lo_sum_p): Likewise.
12978 (mips_classify_address): Use them.
12979 (mips_force_address): New function.
12980 (mips_legitimize_address): Use it.
12981 * config/mips/mips.md (MOVE128): New mode iterator.
12982 (movtf): Require TARGET_64BIT. Remove empty strings.
12983 (*movtf_internal): Rename to...
12984 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
12985 of "R" and use {,fp}{load,store} attributes instead of "multi".
12986 Use a separate define_split.
12987 (*movtf_mips16): New pattern.
12989 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12991 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
12992 * config/mips/mips.c (mips_expand_before_return): New function.
12993 (mips_expand_epilogue): Call it.
12994 * config/mips/mips.md (return): Turn into a define_expand.
12995 (*return): New insn.
12997 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
12999 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13000 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13001 functions. Do not emit uses and clobbers of CONCATs; individually
13002 use and clobber their operands.
13003 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13004 gen_clobber, emit_use and gen_use.
13005 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13006 (expand_builtin_return): Likewise.
13007 * cfgbuild.c (count_basic_blocks): Likewise.
13008 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13009 * explow.c (emit_stack_restore): Likewise.
13010 * expmed.c (extract_bit_field_1): Likewise.
13011 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13012 (emit_move_multi_word, store_constructor): Likewise.
13013 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13014 (thread_prologue_and_epilogue_insns): Likewise.
13015 * lower-subreg.c (resolve_simple_move): Likewise.
13016 * optabs.c (widen_operand, expand_binop): Likewise.
13017 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13018 * reload.c (find_reloads): Likewise.
13019 * reload1.c (eliminate_regs_in_insn): Likewise.
13020 * stmt.c (expand_nl_goto_receiver): Likewise.
13021 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13022 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13023 * config/arm/arm.c (arm_load_pic_register): Likewise.
13024 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13025 * config/arm/arm.md (untyped_return): Likewise.
13026 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13027 * config/avr/avr.c (expand_prologue): Likewise.
13028 * config/bfin/bfin.c (do_unlink): Likewise.
13029 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13030 * config/cris/cris.c (cris_expand_prologue): Likewise.
13031 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13032 (machopic_legitimize_pic_address): Likewise.
13033 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13034 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13035 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13036 (ix86_expand_convert_uns_didf_sse): Likewise.
13037 (ix86_expand_vector_init_general): Likewise.
13038 * config/ia64/ia64.md (eh_epilogue): Likewise.
13039 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13040 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13041 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13042 (config/iq2000/iq2000.c): Likewise.
13043 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13044 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13045 (builtin_longjmp): Likewise.
13046 * config/mn10300/mn10300.md (call, call_value): Likewise.
13047 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13048 * config/pdp11/pdp11.md (abshi2): Likewise.
13049 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13050 * config/s390/s390.c (s390_emit_prologue): Likewise.
13051 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13052 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13053 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13054 * config/sh/sh.c (prepare_move_operands): Likewise.
13055 (output_stack_adjust, sh_expand_epilogue): Likewise.
13056 (sh_set_return_address, sh_expand_t_scc): Likewise.
13057 * config/sparc/sparc.c (load_pic_register): Likewise.
13058 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13059 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13060 * config/v850/v850.c (expand_epilogue): Likewise.
13062 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13064 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13065 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13066 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13067 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13068 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13069 stack pointer register.
13070 (output_movhi): Remove code for interrupt specific writing to the
13071 stack pointer register.
13073 2008-05-31 Richard Guenther <rguenther@suse.de>
13075 PR tree-optimization/34244
13076 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13077 (tree_expr_nonzero_warnv_p): Likewise.
13078 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13079 ssa_name_nonnegative_p.
13080 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13081 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13082 not tree_expr_nonzero_warnv_p.
13084 PR tree-optimization/36262
13086 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13088 PR tree-optimization/34244
13089 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13090 (record_numbers_of_iterations): New function.
13091 (execute_vrp): Cache the numbers of iterations of loops.
13092 * tree-scalar-evolution.c (scev_reset_except_niters):
13094 (scev_reset): Use scev_reset_except_niters.
13095 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13097 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13099 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13100 __WORKAROUND_RETS when appropriate.
13102 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13104 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13105 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13107 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13108 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13109 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13110 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13111 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13112 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13113 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13114 *fop_df_1_sse insn patterns using MODEF mode iterator.
13115 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13116 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13117 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13118 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13119 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13120 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13121 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13122 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13123 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13124 (*fop_xf_5_i387): Ditto.
13125 (*fop_xf_6_i387): Ditto.
13127 2008-05-30 Richard Guenther <rguenther@suse.de>
13129 * builtins.c (build_string_literal): Avoid generating
13130 a non-gimple_val result.
13132 2008-05-30 DJ Delorie <dj@redhat.com>
13134 * exec-tool.in: Use an environment variable (private) instead of a
13135 file (shared) as a semaphore, so as to not break parallel builds.
13137 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13139 * optabs.c (maybe_encapsulate_block): Remove.
13140 (emit_libcall_block): Adjust accordingly.
13141 * optabs.h (maybe_encapsulate_block): Remove prototype.
13143 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13144 Don't use maybe_encapsulate_block.
13146 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13148 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13149 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13150 rtx is a SYMBOL_REF before calling get_pool_constant.
13152 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13154 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13156 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13158 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13159 rather than OS names to choose INO_T_EQ definition.
13160 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13161 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13163 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13166 * config/darwin-f.c: New.
13167 * config/t-darwin: Added rule to build darwin-f.o.
13168 * config.gcc: Defined new variable, fortran_target_objs.
13169 (*-*-darwin*): Set fortran_target_objs.
13170 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13171 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13172 * configure: Regenerated.
13174 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13177 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13178 canonical type if needed.
13180 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13182 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13184 2008-05-29 Richard Guenther <rguenther@suse.de>
13186 PR tree-optimization/36343
13187 PR tree-optimization/36346
13188 PR tree-optimization/36347
13189 * tree-flow.h (clobber_what_p_points_to): Declare.
13190 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13191 pointed-to variable is dereferenced is irrelevant to whether
13192 the pointer can access the pointed-to variable.
13193 (clobber_what_p_points_to): New function.
13194 * tree-ssa-alias.c (set_initial_properties): Use it.
13195 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13196 call clobber check for NMTs.
13198 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13200 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13201 for printing gcov_type.
13203 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13205 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13206 and the eh region information.
13207 * value-prof.c (gimple_move_stmt_histograms): New function.
13208 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13210 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13212 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13214 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13216 * value-prof.c (tree_ic_transform): Print counts.
13217 * tree-profile.c (tree_gen_ic_func_profiler):
13218 Clear __gcov_indreict_call_callee variable to avoid misattribution
13221 2008-05-28 Rafael EspÃndola <espindola@google.com>
13223 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13226 2008-05-28 Richard Guenther <rguenther@suse.de>
13228 PR tree-optimization/36339
13229 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13230 and clobbering code out of the loop.
13232 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13234 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13237 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13238 s390_contiguous_bitmask_p, s390_symref_operand_p,
13239 s390_check_symref_alignment, s390_reload_larl_operand,
13240 s390_reload_symref_address): New functions.
13241 (s390_branch_condition_mnemonic): Support compare and branch
13243 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13244 and 'W' constraints.
13245 (s390_secondary_reload): Add secondary reloads for unaligned
13246 symbol refs or symbol refs to floating point or QI/TI mode
13248 (legitimate_address_p): Accept symbol references as addresses.
13249 (s390_expand_insv): Use rotate and insert selected bits
13250 instruction for insv when building for z10.
13251 (print_operand_address): Handle symbol ref addresses.
13252 (print_operand): Output modifier 'c' added for signed byte values.
13253 (s390_encode_section_info): Mark symbol refs with
13254 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13256 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13257 (length attribute): RRF, RRR have 4 byte length.
13258 (FPALL, INTALL): New mode iterators added.
13259 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13260 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13261 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13262 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13263 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13264 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13265 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13266 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13268 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13269 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13270 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13271 reload<INTALL:mode><P:mode>_toreg_z10,
13272 reload<FPALL:mode><P:mode>_tomem_z10,
13273 reload<FPALL:mode><P:mode>_toreg_z10,
13274 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13275 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13276 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13277 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13279 (movmem, clrmem, cmpmem): New splitters added.
13281 * config/s390/predicates.md (larl_operand): Use
13282 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13283 SYMBOL_REF_ALIGN1_P.
13284 (s390_signed_integer_comparison,
13285 s390_unsigned_integer_comparison): New predicates.
13287 * config/s390/s390-protos.h (s390_check_symref_alignment,
13288 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13289 s390_reload_symref_address,
13290 s390_compare_and_branch_condition_mask): Prototypes added.
13292 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13293 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13294 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13296 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13298 * config/s390/s390.c (z10_cost): New cost function for z10.
13299 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13300 (s390_issue_rate): Adjust issue rate for z10.
13301 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13302 (processor_flags): Add PF_Z10.
13303 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13304 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13305 * gcc/config.gcc: Add z10.
13307 2008-05-28 Richard Guenther <rguenther@suse.de>
13309 PR tree-optimization/36291
13310 * tree-flow. h (struct gimple_df): Remove var_anns member.
13311 * tree-flow-inline.h (gimple_var_anns): Remove.
13312 (var_ann): Simplify.
13313 * tree-dfa.c (create_var_ann): Simplify.
13314 (remove_referenced_var): Clear alias info from var_anns of globals.
13315 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13316 (delete_tree_ssa): Clear alias info from var_anns of globals.
13317 Do not free var_anns.
13318 (var_ann_eq): Remove.
13319 (var_ann_hash): Likewise.
13321 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13323 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13324 and loongson2f entries.
13325 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13326 * config/mips/mips.h (processor_type): Add Loongson-2E
13327 and Loongson-2F entries.
13328 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13329 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13330 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13331 * doc/invoke.texi (MIPS Options): Document loongson2e
13332 and loongson2f processor names.
13334 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13338 * config/i386/i386.c (ix86_function_arg_boundary): Use
13339 alignment of canonical type.
13340 (ix86_expand_vector_move): Check unaligned memory access for
13343 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13345 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13346 Moved to the front of file.
13348 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13349 H.J. Lu <hongjiu.lu@intel.com>
13351 * dwarf2out.c (current_fde): New.
13353 (lookup_cfa:): Likewise.
13354 (dwarf2out_end_epilogue): Likewise.
13355 (dwarf2out_note_section_used): Likewise.
13357 2008-05-27 Michael Matz <matz@suse.de>
13360 * c.opt (Wenum-compare): New warning option.
13361 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13363 2008-05-27 Michael Matz <matz@suse.de>
13365 PR middle-end/36326
13366 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13368 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13369 into memory as tail calls.
13371 2008-05-27 Richard Guenther <rguenther@suse.de>
13373 PR tree-optimization/36339
13374 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13375 pointers cause all addressable variables to be call clobbered.
13377 2008-05-27 Richard Guenther <rguenther@suse.de>
13379 PR tree-optimization/36245
13380 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13382 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13384 * config/s390/s390.md: Replace all occurences of the 'm'
13385 constraint with 'RT'.
13387 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13389 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13391 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13393 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13394 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13395 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13397 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13399 * reload.c: (find_reloads): Skip alternatives according to the
13400 "enabled" attribute. Constify the constraint variable.
13401 * recog.c (get_attr_enabled): Add default implementation.
13402 (extract_insn): Set the alternative_enabled_p array
13403 in the recog_data struct.
13404 (preprocess_constraints, constrain_operands): Skip
13405 alternatives according to the "enabled" attribute
13406 * recog.h (struct recog_data): New field alternative_enabled_p.
13407 (skip_alternative): New inline function.
13408 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13409 (record_reg_classes): Skip alternative according to the
13410 "enabled" attribute.
13412 * doc/md.texi: Add documention for the "enabled" attribute.
13414 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13416 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13417 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13418 constraint with TARGET_MEM_CONSTRAINT.
13419 * recog.c (asm_operand_ok, preprocess_constraints,
13420 constrain_operands): Likewise.
13421 * regclass.c (record_reg_classes): Likewise.
13422 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13423 * reload1.c (maybe_fix_stack_asms): Likewise.
13424 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13425 * recog.h: Adjust comment.
13426 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13427 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13428 * doc/md.texi: Add a note to description of 'm' constraint.
13429 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13431 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13433 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13434 that the bitfield is of integral type before testing its precision.
13436 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13437 Sa Liu <saliu@de.ibm.com>
13439 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13440 __modti3, __udivti3, __umodti3 and __udivmodti4.
13441 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13442 that implement TImode mul and div functions.
13443 * config/spu/multi3.c: New. Implement __multi3.
13444 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13445 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13448 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13450 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13451 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13452 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13453 tls_sysv_suffix): New mode and mode attribute iterators.
13454 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13455 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13456 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13457 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13458 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13461 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13463 PR tree-optimization/36329
13464 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13465 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13466 * cgraphbuild.c (initialize_inline_failed): Use the latter
13467 macro in lieu of the former.
13468 * ipa-inline.c (cgraph_mark_inline): Likewise.
13469 (cgraph_decide_inlining_of_small_function): Likewise.
13470 (cgraph_decide_inlining): Likewise.
13471 (cgraph_decide_inlining_incrementally): Likewise.
13473 2008-05-26 Tristan Gingold <gingold@adacore.com>
13474 Anatoly Sokolov <aesok@post.ru>
13476 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13477 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13478 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13479 optimization for 'avr6' architecture.
13481 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13484 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13486 2008-05-26 Richard Guenther <rguenther@suse.de>
13488 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13489 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13491 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13493 PR middle-end/36253
13494 * caller-save.c (insert_restore): Verify alignment of spill space.
13495 (insert_save): Likewise.
13496 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13497 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13498 (STACK_SLOT_ALIGNMENT): Likewise.
13499 * function.c (LOCAL_ALIGNMENT): Removed.
13500 (get_stack_local_alignment): New.
13501 (assign_stack_local): Use it. Set alignment on stack slot.
13502 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13503 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13504 (STACK_SLOT_ALIGNMENT): New.
13505 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13506 stack slot in XFmode.
13508 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13510 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13513 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13514 argument operand in rax isn't removed.
13516 2008-05-26 Richard Guenther <rguenther@suse.de>
13518 PR middle-end/36300
13519 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13520 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13522 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13525 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13527 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13529 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13530 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13532 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13534 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13535 build a trampoline if we don't want one.
13536 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13537 return zero for nested functions if we don't want a trampoline.
13539 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13541 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13543 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13546 * c.opt: Removed undocumented option '-lang-fortran'.
13547 * c-common.h: Removed global variable 'lang_fortran'.
13548 * c-opts.c (c_common_handle_option): Removed code to handle
13549 option '-lang-fortran'. Updated includes.
13550 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13551 definition of '__GFORTRAN__'.
13552 (define__GNUC__): Reimplemented to use BASEVER and
13553 cpp_define_formatted.
13554 (builtin_define_with_value_n): Removed.
13555 * c-incpath.h: Renamed to ...
13556 * incpath.h: ... this.
13557 * c-incpath.c: Renamed to ...
13558 * incpath.c: ... this. Updated includes.
13559 * fix-header.c: Updated includes.
13560 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13561 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13562 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13564 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13566 * tree.h: Update the table of flags used on tree nodes.
13567 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13568 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13569 (FORCED_LABEL): Add access check.
13570 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13571 (ASM_INPUT_P): Likewise.
13572 (ASM_VOLATILE_P): Likewise.
13573 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13574 (OMP_SECTION_LAST): Access private_flag directly.
13575 (OMP_RETURN_NOWAIT): Likewise.
13576 (OMP_PARALLEL_COMBINED): Likewise.
13577 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13578 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13579 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13580 deprecated_flag directly.
13582 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13584 * final.c (frame_pointer_needed): Removed.
13585 * flags.h (frame_pointer_needed): Likewise.
13587 * function.h (rtl_data): Add frame_pointer_needed.
13588 (frame_pointer_needed): New.
13590 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13592 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13594 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13596 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13599 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13601 * c-common.c (strip_array_types): Move function to..
13603 (get_inner_array_type): Delete.
13604 * c-common.h (strip_array_types): Move declaration to..
13606 (get_inner_array_type): Delete.
13607 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13608 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13609 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13610 * config/pa/pa.c (emit_move_sequence): Likewise.
13612 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13614 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13617 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13619 * function.c: Include target hook for nonlocal_goto frame value.
13621 2008-05-24 Richard Guenther <rguenther@suse.de>
13623 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13624 variable can be only accessed through a pointer or a union.
13626 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13628 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13629 * doc/extend.texi: Likewise.
13631 2008-05-23 DJ Delorie <dj@redhat.com>
13633 * config/m32c/jump.md (untyped_call): Add.
13635 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13636 for A24 to PSImode.
13637 (m32c_address_cost): Detail costs for indirect offsets.
13639 2008-05-23 Rafael EspÃndola <espindola@google.com>
13641 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13642 if a node is a SUBREG.
13643 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13646 2008-05-23 Paul Brook <paul@codesourcery.com>
13647 Carlos O'Donell <carlos@codesourcery.com>
13649 * doc/extend.texi: Clarify use of __attribute__((naked)).
13650 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13651 * target.h (gcc_target): Add allocate_stack_slots_for_args.
13652 * function.c (use_register_for_decl): Use
13653 targetm.calls.allocate_stack_slots_for_args.
13654 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
13655 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
13656 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
13658 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
13660 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
13662 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
13664 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
13665 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
13666 is only rounded once.
13668 2008-05-23 Richard Guenther <rguenther@suse.de>
13670 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
13672 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
13673 Jakub Jelinek <jakub@redhat.com>
13676 * configure.ac: Handle --enable-cld.
13677 * configure: Regenerated.
13678 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
13679 * config/i386/i386.h (struct machine_function): Add needs_cld field.
13680 (ix86_current_function_needs_cld): New define.
13681 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
13682 (cld): New isns pattern.
13683 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13684 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
13685 * config/i386/i386.opt (mcld): New option.
13686 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
13687 TARGET_CLD and ix86_current_function_needs_cld.
13688 (override_options): Use -mcld by default for 32-bit code if
13691 * doc/install.texi (Options specification): Document --enable-cld.
13692 * doc/invoke.texi (Machine Dependent Options)
13693 [i386 and x86-64 Options]: Add -mcld option.
13694 (Intel 386 and AMD x86-64 Options): Document -mcld option.
13696 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
13697 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
13698 (return_in_memory_64): Likewise.
13699 (return_in_memory_ms_64): Likewise.
13701 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13703 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
13704 * builtins.c (fold_builtin_fpclassify): New.
13705 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
13706 * builtins.def (BUILT_IN_FPCLASSIFY): New.
13707 * c-common.c (handle_type_generic_attribute): Adjust to accept
13708 fixed arguments before an elipsis.
13709 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
13710 * doc/extend.texi: Document __builtin_fpclassify.
13712 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
13714 * omp-low.c (gate_expand_omp_ssa): Remove.
13715 (pass_expand_omp_ssa): Remove.
13716 (gate_expand_omp): Do not check for flag_openmp_ssa.
13717 * common.opt (-fopenmp-ssa): Remove.
13718 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
13720 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
13722 * config/sh/sh.opt (mfixed-range): New option.
13723 * config/sh/sh-protos.h (sh_fix_range): Declare.
13724 * config/sh/sh.c (sh_fix_range): New function.
13725 * config/sh/sh.h (sh_fixed_range_str): Declare.
13726 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
13728 * doc/invoke.texi (SH Options): Document -mfixed-range.
13730 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13732 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
13733 it before the redeclaration.
13735 2008-05-22 Anatoly Sokolov <aesok@post.ru>
13737 * config/avr/avr.c (get_sequence_length): Add new function.
13738 (expand_prologue, expand_epilogue): Remove duplicate code.
13740 2008-05-22 Rafael EspÃndola <espindola@google.com>
13742 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
13745 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
13747 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
13748 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
13750 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
13751 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
13752 (vect_update_misalignment_for_peel): Likewise.
13753 (vector_alignment_reachable_p): Likewise.
13754 * tree-vect-transform.c (vectorizable_load): Likewise.
13755 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
13756 (get_vectype_for_scalar_type): Pass mode of scalar_type
13757 to UNITS_PER_SIMD_WORD.
13759 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
13760 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
13761 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
13762 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
13763 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
13765 2008-05-22 Ira Rosen <irar@il.ibm.com>
13767 PR tree-optimization/36293
13768 * tree-vect-transform.c (vect_transform_strided_load): Don't check
13769 if the first load must be skipped because of a gap.
13771 2008-05-22 Richard Guenther <rguenther@suse.de>
13773 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
13774 more cases of offset disambiguation that is possible if
13775 strict-aliasing rules apply.
13776 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
13777 for basic offset and type-based disambiguation.
13779 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13781 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
13782 ix86_expand_vector_set on V16QImode for SSE4.1.
13784 2008-05-21 Tom Tromey <tromey@redhat.com>
13786 * c.opt (Wimport): Mark as undocumented.
13787 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
13789 (Warning Options): Likewise.
13790 * doc/cppopts.texi: Don't mention -Wimport.
13792 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
13794 PR tree-optimization/36287
13795 PR tree-optimization/36286
13796 * lambda-code.c (build_access_matrix): Do not use the loop->num
13797 for computing the number of induction variables: use the loop depth
13800 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
13803 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
13804 option -f(no-)leading-underscore.
13806 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13808 * config/i386/i386.c (ix86_expand_vector_init_general): Use
13809 GET_MODE_NUNITS (mode).
13811 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
13813 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
13814 (-mmulhw): Add 464 to description.
13815 (-mdlmzb): Likewise.
13816 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
13817 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
13819 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
13820 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
13821 * config/rs6000/rs6000.md: Update comments for 464.
13823 2008-05-21 Janis Johnson <janis187@us.ibm.com>
13825 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
13827 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13829 * config/i386/sse.md (vec_extractv4sf): Removed.
13830 (vec_extractv2df): Likewise.
13831 (vec_extractv2di): Likewise.
13832 (vec_extractv4si): Likewise.
13833 (vec_extractv8hi): Likewise.
13834 (vec_extractv16qi): Likewise.
13835 (vec_extract<mode>): New.
13837 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13839 * config/i386/sse.md (vec_setv4sf): Removed.
13840 (vec_setv2df): Likewise.
13841 (vec_setv2di): Likewise.
13842 (vec_setv4si): Likewise.
13843 (vec_setv8hi): Likewise.
13844 (vec_setv16qi): Likewise.
13845 (vec_set<mode>): New.
13847 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13849 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
13850 goto for vec_concat and vec_interleave.
13852 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
13854 * config/i386/sse.md (vec_initv4sf): Removed.
13855 (vec_initv2df): Likewise.
13856 (vec_initv2di): Likewise.
13857 (vec_initv4si): Likewise.
13858 (vec_initv8hi): Likewise.
13859 (vec_initv16qi): Likewise.
13860 (vec_init<mode>): New.
13862 2008-05-21 Joseph Myers <joseph@codesourcery.com>
13864 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
13866 2008-05-21 Tom Tromey <tromey@redhat.com>
13868 * ggc-zone.c (lookup_page_table_if_allocated): New function.
13869 (zone_find_object_offset): Likewise.
13870 (gt_ggc_m_S): Likewise.
13871 (highest_bit): Likewise.
13872 * ggc-page.c (gt_ggc_m_S): New function.
13873 * stringpool.c (string_stack): Remove.
13874 (init_stringpool): Update.
13875 (ggc_alloc_string): Use ggc_alloc.
13876 (maybe_delete_ident): New function.
13877 (ggc_purge_stringpool): Likewise.
13878 (gt_ggc_m_S): Remove.
13879 * ggc-common.c (ggc_protect_identifiers): New global.
13880 (ggc_mark_roots): Call ggc_purge_stringpool. Use
13881 ggc_protect_identifiers.
13882 * ggc.h (ggc_protect_identifiers): Declare.
13883 (gt_ggc_m_S): Update.
13884 (ggc_purge_stringpool): Declare.
13885 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
13886 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
13888 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
13890 2008-05-21 David S. Miller <davem@davemloft.net>
13892 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
13895 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
13897 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
13900 2008-05-20 David Daney <ddaney@avtrex.com>
13902 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
13903 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
13904 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13905 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13906 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
13907 (atomic_hiqi_op): New define_code_iterator.
13908 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
13909 mips_expand_compare_and_swap_12.
13910 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
13911 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
13912 (sync_<optab><mode>, sync_old_<optab><mode>,
13913 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13914 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
13915 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
13916 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
13917 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
13918 (test_and_set_12): New insn.
13919 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
13920 sync_new_<optab><mode>, sync_old_nand<mode>,
13921 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
13922 clobber to operand 0 for SI and DI mode insns.
13923 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
13924 mips_gen_fn_4): New typedefs.
13925 (mips_gen_fn_ptrs): Define new union type.
13926 (mips_expand_compare_and_swap_12): Remove declaration.
13927 (mips_expand_atomic_qihi): Declare function.
13928 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
13929 (mips_expand_atomic_qihi): ... this. Use new generator function
13931 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
13932 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
13933 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
13934 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
13935 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
13936 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
13937 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
13938 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
13939 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
13940 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
13943 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
13945 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
13948 2008-05-20 Anatoly Sokolov <aesok@post.ru>
13950 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
13951 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
13952 (avr_attribute_table): Add 'OS_main' function attribute.
13953 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
13954 functions with 'OS_main' attribute.
13956 2008-05-20 Richard Guenther <rguenther@suse.de>
13958 PR tree-optimization/35204
13959 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
13960 helper, split out from ...
13961 (DFS): ... here. Make the DFS walk non-recursive.
13963 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
13964 Jan Sjodin <jan.sjodin@amd.com>
13966 PR tree-optimization/36181
13967 * tree-parloops.c (loop_has_vector_phi_nodes): New.
13968 (parallelize_loops): Don't parallelize when the loop has vector
13971 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
13972 Sebastian Pop <sebastian.pop@amd.com>
13974 * tree-loop-linear.c (gather_interchange_stats): Look in the access
13975 matrix, and never look at the tree representation of the memory
13977 (linear_transform_loops): Computes parameters and access matrices.
13978 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
13980 (access_matrix_get_index_for_parameter): New.
13981 * tree-data-ref.h (struct access_matrix): New.
13982 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
13983 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
13984 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
13985 am_vector_index_for_loop): New.
13986 (struct data_reference): Add field access_matrix.
13987 (DR_ACCESS_MATRIX): New.
13988 (compute_data_dependences_for_loop): Update declaration.
13989 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
13990 * lambda.h (lambda_vector_vec_p): Declared.
13991 * lambda-code.c: Depend on pointer-set.h.
13992 (lambda_collect_parameters_from_af, lambda_collect_parameters,
13993 av_for_af_base, av_for_af, build_access_matrix,
13994 lambda_compute_access_matrices): New.
13995 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
13997 2008-05-20 Joseph Myers <joseph@codesourcery.com>
13999 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14000 $SOURCEDIR/include.
14002 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14003 Sebastian Pop <sebastian.pop@amd.com>
14005 PR tree-optimization/36206
14006 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14008 (instantiate_scev_1): Rename flags to fold_conversions.
14009 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14010 outeside instantiation_loop.
14011 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14012 (evolution_function_is_affine_or_constant_p): Removed.
14013 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14015 (analyze_siv_subscript): Pass in the loop nest number.
14016 Call evolution_function_is_affine_in_loop instead of
14017 evolution_function_is_affine_p.
14018 (analyze_overlapping_iterations): Pass in the loop nest number.
14020 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14021 Sebastian Pop <sebastian.pop@amd.com>
14023 PR tree-optimization/36206
14024 * tree-chrec.h (chrec_fold_op): New.
14025 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14028 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14030 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14032 (remove_duplicates): Do not set inode on non-inode systems.
14035 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14037 * config.gcc (tm_file): Update comments about relative pathnames.
14039 2008-05-20 Richard Guenther <rguenther@suse.de>
14041 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14042 * tree-ssa-sccvn.c (process_scc): Likewise.
14043 * tree-ssa-sink.c (execute_sink_code): Likewise.
14044 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14045 * tree-vrp.c (process_assert_insertions): Likewise.
14046 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14047 (perform_tree_ssa_dce): Likewise.
14048 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14049 (dump_dominator_optimization_stats): Likewise.
14050 * tree-vectorizer.c (vectorize_loops): Likewise.
14052 2008-05-20 Richard Guenther <rguenther@suse.de>
14054 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14056 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14058 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14059 (ix86_i386elf_return_in_memory): Likewise.
14060 (ix86_i386interix_return_in_memory): Likewise.
14061 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14062 (SUBTARGET_RETURN_IN_MEMORY): New.
14063 * config/i386/i386elf.h: Likewise.
14064 * config/i386/ptx4-i.h: Likewise.
14065 * config/i386/sol2-10.h: Likewise.
14066 * config/i386/sysv4.h: Likewise.
14067 * config/i386/vx-common.h: Likewise.
14068 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14069 * config/i386/i386.c (ix86_return_in_memory): Made static and
14070 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14071 (ix86_i386elf_return_in_memory): Removed.
14072 (ix86_i386interix_return_in_memory): Removed.
14073 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14074 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14076 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14078 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14080 2008-05-19 Xinliang David Li <davidxl@google.com>
14082 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14084 * common.opt: Ditto.
14085 * doc/invoke.texi: Ditto.
14087 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14089 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14090 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14092 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14094 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14095 sizes of operand array from 8/4 to 4/2.
14096 (ix86_expand_vector_init_general): Change size of operand array
14097 from 32 to 16. Remove op0, op1 and half_mode.
14099 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14101 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14102 (ix86_expand_vector_init_interleave): Likewise.
14103 (ix86_expand_vector_init_general): Use them. Assert
14104 word_mode == SImode when n_words == 4.
14106 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14108 * config/i386/i386.c (ix86_secondary_reload): New static function.
14109 (TARGET_SECONDARY_RELOAD): New define.
14110 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14111 * config/i386/i386.md (reload_outqi): Remove.
14113 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14115 PR middle-end/35509
14116 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14117 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14118 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14119 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14120 (fold_builtin_1): Likewise.
14121 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14122 c-common.c (check_builtin_function_arguments): Handle
14123 BUILT_IN_ISINF_SIGN.
14124 * doc/extend.texi: Document __builtin_isinf_sign.
14125 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14127 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14129 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14130 EH cleanup at the end of the pass, search for those that have been
14131 turned into forwarder blocks and do the cleanup on their successor.
14133 2008-05-18 Richard Guenther <rguenther@suse.de>
14135 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14136 pointers to sizetype and vice versa.
14138 2008-05-18 Xinliang David Li <davidxl@google.com>
14140 * gcc/tree-ssa-dce.c: Coding style fix.
14141 (check_pow): Documentation comment.
14142 (check_log): Documenation comment. Coding style fix.
14143 (is_unnecessary_except_errno_call): Ditto.
14144 (gen_conditions_for_pow): Ditto.
14145 (gen_conditions_for_log): Ditto.
14146 (gen_shrink_wrap_conditions): Ditto.
14147 (shrink_wrap_one_built_in_calls): Ditto.
14148 * gcc/doc/invoke.texi: Better documentation string.
14149 * ChangeLog: Fix wrong change log entries from
14150 May 17 checkin on function call DCE.
14152 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14154 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14156 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14158 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14159 * df-problems.c (simulation routines): Fixed block comment to
14160 properly say how to add forwards scanning functions.
14162 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14164 * tree-inline.c (setup_one_parameter): Remove dead code.
14166 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14168 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14169 a BIT_AND_EXPR only for an INTEGER_TYPE.
14171 2008-05-17 Xinliang David Li <davidxl@google.com>
14173 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14174 (check_pow, check_log, is_unnecessary_except_errno_call): New
14175 functions to check for eliminating math functions that are pure
14176 except for setting errno.
14177 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14178 general condition expressions for shrink-wrapping pow/log calls.
14179 (gen_shrink_wrap_conditions): Ditto.
14180 (shrink_wrap_one_built_in_call): Ditto.
14181 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14182 (mark_operand_necessary): If debugging, output if OP is necessary.
14183 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14185 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14187 * gcc/common.opt: New user flag -ftree-builtin-dce.
14188 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14190 2008-05-16 David S. Miller <davem@davemloft.net>
14192 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14193 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14195 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14198 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14200 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14202 * ifcvt.c (dead_or_predicable): Rename
14203 df_simulate_one_insn_backwards to df_simulate_one_insn.
14204 * recog.c (peephole2_optimize): Ditto.
14205 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14207 * df.h: Rename df_simulate_one_insn_backwards to
14208 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14209 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14210 scanning of defs and uses.
14211 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14212 (df_simulate_one_insn_forwards): Removed.
14214 2008-05-16 Doug Kwan <dougkwan@google.com>
14216 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14218 (real_from_string): Handle NaNs and Inf as approriate.
14220 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14222 * doc/gty.texi (Source Files Containing Type Information): Note
14223 that headers should appear first in the gtfiles list.
14225 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14227 * tree.def (COND_EXEC): Properly documented this code.
14229 2008-05-16 Diego Novillo <dnovillo@google.com>
14231 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14232 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14235 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14237 * tree-ssa-dse (max_stmt_uid): Removed.
14238 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14239 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14240 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14241 * function.h (cfun.last_stmt_uid): New field.
14242 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14243 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14245 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14246 (create_stmt_ann): Initialize the ann->uid field.
14247 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14249 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14251 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14253 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14254 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14255 (init_empty_tree_cfg): Call it.
14257 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14259 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14262 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14264 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14265 * tree-dump.c (dump_options): New verbose option.
14266 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14268 * tree-pass.h (TDF_VERBOSE): New dump flag.
14269 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14270 (tree-flow.h): Added include.
14271 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14273 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14275 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14277 From Jie Zhang <jie.zhang@analog.com>
14278 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14279 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14280 mcpu=bf561-none and mcpu=bf561-0.2.
14281 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14282 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14283 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14284 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14285 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14286 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14287 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14289 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14290 (cputype_selected): Remove.
14291 (bfin_handle_option): Don't use cputype_selected.
14292 (override_options): When no mcpu option, enable all workarounds.
14293 Don't use bfin_workarounds.
14294 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14296 (DEFAULT_CPU_TYPE): Don't define.
14298 2008-05-16 Richard Guenther <rguenther@suse.de>
14300 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14301 on deletion of the last stmt.
14303 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14305 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14306 V8HImode for SSE2 and V16QImode for SSE4.1.
14308 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14310 * cgraph.h (compute_inline_parameters): Made public.
14311 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14312 variable_generate_summary, function_write_summary,
14313 variable_write_summary, variable_read_summary. Added generate_summary,
14314 write_summary, read_summary.
14315 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14316 pass_ipa_inline.function_generate_summary, to
14317 compute_inline_parameters.
14318 * ipa-inline.c (compute_inline_parameters): Made public and added
14320 (compute_inline_parameters_for_current): New function.
14321 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14322 (inline_generate_summary): Removed parameter and made to loop over
14324 (pass_ipa_inline): Updated for new IPA_PASS structure.
14325 * passes.c (execute_ipa_summary_passes): Now is called once per
14326 pass rather than once per node*pass.
14328 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14330 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14331 avr_have_mul_p, avr_asm_only_p): Remove variables.
14332 (avr_override_options): Remove initialization of removed variables.
14333 (avr_file_start): Convert removed variables to fields of
14334 'struct base_arch_s *avr_current_arch'.
14335 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14336 (AVR_HAVE_MUL): (Ditto.).
14337 (AVR_HAVE_MOVW): (Ditto.).
14338 (AVR_HAVE_LPMX): (Ditto.).
14339 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14340 avr_asm_only_p): Remove declaration.
14342 2008-05-15 Diego Novillo <dnovillo@google.com>
14344 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14345 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14347 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14349 PR middle-end/36194
14350 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14351 Don't call record_truncated_value from here.
14352 (record_truncated_value): Turn it into a for_each_rtx callback.
14353 (record_truncated_values): New function.
14354 (combine_instructions): Call note_uses with record_truncated_values.
14355 Change name of check_conversion to check_promoted_subreg.
14357 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14359 * doc/sourcebuild.texi: Document support for torture tests.
14361 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14363 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14364 to alternative 4 of operand 2.
14366 2008-05-15 Richard Guenther <rguenther@suse.de>
14368 * tree-pass.h (current_pass): Declare.
14369 (get_pass_for_id): Likewise.
14370 * passes.c (passes_by_id, passes_by_id_size): New globals.
14371 (set_pass_for_id): New function.
14372 (get_pass_for_id): Likewise.
14373 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14374 (execute_function_todo): Flush per function statistics.
14375 * toplev.c (compile_file): Init statistics.
14376 (general_init): Do early statistics initialization.
14377 (finalize): Finish statistics.
14378 * statistics.h (statistics_early_init): Declare.
14379 (statistics_init): Likewise.
14380 (statistics_fini): Likewise.
14381 (statistics_fini_pass): Likewise.
14382 (statistics_counter_event): Likewise.
14383 (statistics_histogram_event): Likewise.
14384 * statistics.c: New file.
14385 * Makefile.in (OBJS-common): Add statistics.o.
14386 (statistics.o): Add dependencies.
14387 * doc/invoke.texi (-fdump-statistics): Document.
14389 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14390 (insert): Likewise.
14391 (execute_pre): Use statistics_counter_event.
14392 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14393 (substitute_and_fold): Increment it. Use statistics_counter_event.
14395 2008-05-15 Diego Novillo <dnovillo@google.com>
14397 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14399 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14400 * tree-ssa-alias.c (new_type_alias): Remove references to
14401 sub-variables from comment.
14402 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14404 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14406 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14407 attribute to 1 only for insertps alternative.
14409 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14411 * config/bfin/bfin.md (loadbytes): New pattern.
14412 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14413 (bfin_init_builtins): Initialize it.
14414 (bdesc_1arg): Add it.
14416 2008-05-15 Sa Liu <saliu@de.ibm.com>
14418 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14419 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14420 * testsuite/lib/target-supports.exp: Add
14421 check_effective_target_fortran_integer_16.
14423 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14425 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14426 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14427 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14428 (TARGET_RETURN_IN_MEMORY): Define.
14430 2008-05-15 Richard Guenther <rguenther@suse.de>
14432 PR middle-end/36244
14433 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14434 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14435 represent unmodifiable vars.
14437 2008-05-15 Richard Guenther <rguenther@suse.de>
14439 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14440 INDIRECT_REF and TARGET_MEM_REF.
14441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14444 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14445 H.J. Lu <hongjiu.lu@intel.com>
14447 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14448 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14449 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14450 insn alternatives. Add missing alternatives.
14451 (*vec_concatv2di_rex64_sse4_1): Likewise.
14452 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14453 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14454 Require TARGET_SSE.
14456 2008-05-15 Richard Guenther <rguenther@suse.de>
14458 PR tree-optimization/36009
14459 PR tree-optimization/36204
14460 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14461 (determine_invariantness_stmt): Record the loop a store is
14462 always executed in.
14463 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14466 2008-05-15 Richard Guenther <rguenther@suse.de>
14468 PR tree-optimization/34330
14469 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14470 through the pointer will alias the SMT.
14472 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14474 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14476 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14478 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14480 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14481 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14483 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14484 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14485 (vashl_optab): New optab for vector/vector shifts.
14486 (vashr_optab): Ditto.
14487 (vlshr_optab): Ditto.
14488 (vrotl_optab): Ditto.
14489 (vrotr_optab): Ditto.
14490 (optab_subtype): New enum for optab_for_tree_code call.
14491 (optab_for_tree_code): Add enum optab_subtype argument.
14493 * optabs.c (optab_for_tree_code): Take an additional argument to
14494 distinguish between a vector shift by a scalar and vector shift by
14495 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14496 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14497 vector shift by a vector.
14498 (expand_widen_pattern_expr): Pass additional argument to
14499 optab_for_tree_code.
14501 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14502 vrotl_optab, vrotr_optab.
14504 * expr.c (expand_expr_real_1): Update calls to
14505 optab_for_tree_code to distinguish between vector shifted by a
14506 scalar and vector shifted by a vector.
14507 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14508 (supportable_narrowing_operation): Ditto.
14509 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14510 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14511 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14512 (vect_create_epilog_for_reduction): Ditto.
14513 (vectorizable_reduction): Ditto.
14514 (vectorizable_operation): Ditto.
14515 (vect_strided_store_supported): Ditto.
14516 (vect_strided_load_supported): Ditto.
14517 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14518 * expmed.c (expand_shift): Ditto.
14520 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14522 (ashr@var{m}3): Ditto.
14523 (vashl@var{m}3): Document new vector/vector shift standard name.
14524 (vashr@var{m}3): Ditto.
14525 (vlshr@var{m}3): Ditto.
14526 (vrotl@var{m}3): Ditto.
14527 (vrotr@var{m}3): Ditto.
14529 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14530 (PPERM_INVERT): Ditto.
14531 (PPERM_REVERSE): Ditto.
14532 (PPERM_REV_INV): Ditto.
14533 (PPERM_ZERO): Ditto.
14534 (PPERM_ONES): Ditto.
14535 (PPERM_SIGN): Ditto.
14536 (PPERM_INV_SIGN): Ditto.
14537 (PPERM_SRC1): Ditto.
14538 (PPERM_SRC2): Ditto.
14540 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14541 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14542 allows a memory operand to be the value being added, and split it
14543 to improve vectorization.
14544 (sse5_pmacsdqh_mem): Ditto.
14545 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14546 (sse5_mulv2div2di3_high): Ditto.
14547 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14548 (vec_pack_trunc_v4si): Ditto.
14549 (vec_pack_trunc_v2di): Ditto.
14550 (sse5_pcmov_<mode>): Remove code that tried to use use
14551 andps/andnps instead of pcmov.
14552 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14553 pmacsdqh instructions.
14554 (vec_widen_smult_lo_v4si): Ditto.
14556 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14557 (PPERM_INVERT): Ditto.
14558 (PPERM_REVERSE): Ditto.
14559 (PPERM_REV_INV): Ditto.
14560 (PPERM_ZERO): Ditto.
14561 (PPERM_ONES): Ditto.
14562 (PPERM_SIGN): Ditto.
14563 (PPERM_INV_SIGN): Ditto.
14564 (PPERM_SRC1): Ditto.
14565 (PPERM_SRC2): Ditto.
14566 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14568 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14570 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14571 says ignore whether the last reference is a memory operand.
14573 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14574 Paolo Bonzini <bonzini at gnu dot org>
14576 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14579 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14580 (vlshr<mode>3): Rename from vlshr<mode>3.
14581 (vashr<mode>3): Rename from vashr<mode>3.
14582 (mulv4sf3): Change the names of vector shift patterns.
14586 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14589 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14614 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14615 (floatunssidf2_internal): Change vector/vector shift names.
14616 (floatunsdidf2_internal): Ditto.
14623 (vashl<mode>3): Rename from ashl<mode>3.
14624 (vashr<mode>3): Rename from ashr<mode>3.
14625 (vlshr<mode>3): Rename from lshr<mode>3.
14626 (vrotl<mode>3): Rename from rotl<mode>3.
14628 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14631 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14632 multiply gives the wrong value when doing widening multiplies.
14633 (vec_widen_smult_lo_v4si): Ditto.
14635 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14637 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14638 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14639 emit_library_call_value.
14640 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14641 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14642 * calls.c (initialize_argument_information, precompute_arguments,
14643 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14644 (precompute_arguments): Removed flags parameter.
14645 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14647 2008-05-14 Richard Guenther <rguenther@suse.de>
14649 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
14650 Make sure to register the store if the use is a PHI_NODE.
14652 2008-05-14 Olivier Hainque <hainque@adacore.com>
14654 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
14655 memory if the component is to be referenced in BLKmode according
14656 to get_inner_reference.
14658 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14660 * calls.c (emit_library_call_value_1): Restore code clearing
14661 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
14663 2008-05-14 Olivier Hainque <hainque@adacore.com>
14664 Nicolas Roche <roche@adacore.com>
14666 * configure.ac: Add support for a "gcc_subdir" variable in
14667 config-lang.in, to denote a subdirectory where the language/GCC
14668 integration files are to be found.
14669 * configure: Regenerate.
14671 2008-05-14 Ira Rosen <irar@il.ibm.com>
14673 PR tree-optimization/36098
14674 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
14675 value for the first load in the group in case of a gap.
14676 (vect_build_slp_tree): Check that there are no gaps in loads.
14678 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14680 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
14681 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
14682 expand_copysign_bit, ): Change call to emit_no_conflict_block to
14683 emit_insn and remove unneeded code to construct extra args.
14684 (emit_no_conflict_block): Removed.
14685 * optabls.h: (emit_no_conflict_block): Removed.
14686 * cse.c (cse_extended_basic_block): Remove search for
14687 REG_NO_CONFLICT note.
14688 * global.c: Removed incorrect comment added in revision 117.
14689 * expr.c (convert_move): Change call to emit_no_conflict_block to
14691 * recog.c: Change comments so that they do not mention
14693 * local_alloc.c (combine_regs): Removed last parameter.
14694 (no_conflict_p): Removed.
14695 (block_alloc): Removed note, no_conflict_combined_regno and set
14696 local vars. Removed all code to process REG_NO_CONFLICT blocks.
14697 (combine_regs): Removed already_dead and code to look for
14698 REG_NO_CONFLICT notes.
14699 * lower_subreg (remove_retval_note): Removed code to look for
14700 REG_NO_CONFLICT block.
14701 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
14702 (resolve_clobber): Remove code to process libcalls that have
14703 REG_NO_CONFLICT notes.
14704 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
14706 * combine.c (can_combine_p, distribute_notes): Removed
14707 REG_NO_CONFLICT case.
14708 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
14710 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
14711 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
14713 * reg-notes.def (NO_CONFLICT): Removed.
14715 2008-05-14 David S. Miller <davem@davemloft.net>
14717 * config/sparc/sparc.c (sparc_profile_hook): If
14718 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
14719 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
14720 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14722 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
14724 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
14726 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
14729 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
14730 and op1 expansion before vector concat to have less live pseudos.
14732 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
14734 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14735 ix86_expand_vector_set if supported.
14737 2008-05-13 Diego Novillo <dnovillo@google.com>
14738 Kenneth Zadeck <zadeck@naturalbridge.com>
14740 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
14742 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
14743 phinodes_print_statistics, init_ssanames, fini_ssanames,
14744 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
14745 release_ssa_name, release_defs, replace_ssa_name_symbol,
14746 ssanames_print_statistics): Move ...
14747 * tree-flow.h: ... here.
14748 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
14749 Use FN instead of cfun.
14750 (make_ssa_name_fn): Rename from make_ssa_name.
14751 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
14752 * tree-flow-inline.h (make_ssa_name): Move from
14753 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
14754 * omp-low.c (expand_omp_parallel):
14755 * tree-flow-inline.h (redirect_edge_var_map_result):
14756 * tree-ssa.c (init_tree_ssa): Add argument FN.
14757 Use it instead of cfun. Update all users.
14759 2008-05-13 Tom Tromey <tromey@redhat.com>
14761 PR preprocessor/22168:
14762 * doc/cpp.texi (Top): Update menu.
14763 (Alternatives to Wrapper #ifndef): New node.
14764 (Other Directives): Document deprecation.
14765 (Obsolete Features): Remove menu.
14766 (Assertions): Merge node into Obsolete Features.
14767 (Obsolete once-only headers): Move earlier; rename to Alternatives
14768 to Wrapper #ifndef.
14769 * doc/cppopts.texi: Update.
14770 * c.opt (Wdeprecated): Enable for C and ObjC.
14771 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
14772 (C++ Dialect Options): Move -Wno-deprecated from here to...
14773 (Warning Options): ... here.
14775 2008-05-13 Richard Guenther <rguenther@suse.de>
14777 PR middle-end/36227
14778 * fold-const.c (fold_sign_changed_comparison): Do not allow
14779 changes in pointer-ness.
14781 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14784 * config/sh/sh.c (sh_expand_prologue): Don't clear
14785 RTX_FRAME_RELATED_P for push insns.
14787 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
14789 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
14791 2008-05-12 Anatoly Sokolov <aesok@post.ru>
14793 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
14794 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
14795 Use 'machine->is_leaf' instead of 'leaf_func_p'.
14797 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
14799 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
14800 (*vec_concatv4sf_sse): This.
14801 (*sse2_concatv2si): Renamed to ...
14802 (*vec_concatv2si_sse2): This.
14803 (*sse1_concatv2si): Renamed to ...
14804 (*vec_concatv2si_sse): This.
14805 (*vec_concatv2di_rex): Renamed to ...
14806 (*vec_concatv2di_rex64): This.
14807 (*vec_concatv2si_sse4_1): New.
14808 (*vec_concatv2di_rex64_sse4_1): Likewise.
14810 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
14812 PR rtl-optimization/36111
14813 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
14814 that was created for swappable operands.
14816 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
14819 * Makefile.in: Substitute GNATMAKE and GNATBIND.
14820 * configure.ac: Add call to ACX_PROG_GNAT.
14822 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
14824 * optc-gen.awk: Fix comment typo.
14826 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14828 * pretty-print.c (pp_integer_with_precision): Use
14829 HOST_LONG_LONG_FORMAT.
14831 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
14833 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
14835 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
14837 * config/i386/i386.c (bdesc_ptest): Removed.
14838 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
14839 (bdesc_args): Add __builtin_ia32_ptestz128,
14840 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
14841 (ix86_init_mmx_sse_builtins): Updated.
14842 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
14843 (ix86_expand_builtin): Updated.
14845 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
14847 * tree-cfg.c (valid_fixed_convert_types_p): New function.
14848 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
14850 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
14852 * value-prof.c (interesting_stringop_to_profile): Do not
14853 return early for BUILT_IN_MEMPCPY.
14855 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
14857 * calls.c (expand_call): Don't use callgraph to increase
14858 preferred_stack_boundary.
14860 * cgraph.h (cgraph_rtl_info): Use unsigned on
14861 preferred_incoming_stack_boundary.
14863 * final.c (rest_of_clean_state): Use unsigned on
14864 preferred_stack_boundary.
14866 2008-05-09 Tom Tromey <tromey@redhat.com>
14868 PR preprocessor/22231:
14869 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
14872 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
14874 PR tree-optimization/36129
14875 * tree-ssa-ccp.c: Include value-prof.h.
14876 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
14877 built-in function was folded to a constant.
14878 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
14880 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
14881 Sebastian Pop <sebastian.pop@amd.com>
14883 * tree-scalar-evolution.c: Document instantiate_scev.
14884 (instantiate_parameters_1): Renamed instantiate_scev_1.
14885 Don't use the same loop for instantiation_loop and evolution_loop.
14886 (instantiate_scev): New.
14887 (instantiate_parameters): Moved...
14888 (resolve_mixers): Update call to instantiate_scev_1 to pass the
14889 same loop twice. Maintains the semantics for this function.
14890 * tree-scalar-evolution.h (instantiate_scev): Declare.
14891 (instantiate_parameters): ...here. Now static inline.
14892 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
14893 instead of resolve_mixers.
14895 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
14897 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
14899 2008-05-09 Tomas Bily <tbily@suse.cz>
14901 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
14902 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
14903 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14904 * c-common.c (c_common_truthvalue_conversion): Likewise.
14905 * tree-object-size.c (compute_object_offset): Likewise.
14906 * tree-inline.c (estimate_num_insns_1): Likewise.
14907 * varasm.c (const_hash_1, compare_constant, copy_constant)
14908 (compute_reloc_for_constant, output_addressed_constants)
14909 (initializer_constant_valid_p): Likewise.
14910 * c-omp.c (check_omp_for_incr_expr): Likewise.
14911 * gimplify.c (gimplify_expr): Likewise.
14912 * c-typeck.c (c_finish_return): Likewise.
14913 * tree-vectorizer.c (supportable_widening_operation)
14914 (supportable_narrowing_operation): Likewise.
14915 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
14916 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
14917 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14918 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
14919 (descr_info_loc): Likewise.
14920 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14921 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
14922 (fold_unary): Likewise.
14923 * builtins.c (get_pointer_alignment): Likewise.
14924 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
14925 (instantiate_parameters_1): Likewise.
14926 * tree.c (expr_align, stabilize_reference): Likewise.
14927 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
14928 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
14929 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
14930 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14931 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
14932 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
14934 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
14935 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
14936 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
14937 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
14938 (forward_propagate_comparison)
14939 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14940 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
14941 * emit-rtl.c (component_ref_for_mem_expr)
14942 (set_mem_attributes_minus_bitpos): Likewise.
14943 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14944 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
14946 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
14947 (build_function_call, pointer_diff, build_compound_expr)
14948 (c_finish_return): Likewise.
14949 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
14950 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
14952 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
14953 * expr.c (is_aligning_offset): Likewise.
14954 * tree-ssa-alias.c (is_escape_site): Likewise.
14955 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
14956 (check_all_va_list_escapes): Likewise.
14957 * tree-ssa-loop-ivopts.c (determine_base_object)
14958 (determine_common_wider_type): Likewise.
14959 * dojump.c (do_jump): Likewise.
14960 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
14961 * tree-gimple.c (is_gimple_cast): Likewise.
14962 * fold-const.c (decode_field_reference, )
14963 (fold_sign_changed_comparison, fold_unary, fold_comparison)
14964 (fold_binary): Likewise.
14965 * tree-ssa-alias-warnings.c (find_alias_site_helper)
14966 (already_warned_in_frontend_p): Likewise.
14967 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
14968 * tree.c (really_constant_p, get_unwidened): Likewise.
14969 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
14970 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
14971 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
14973 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
14975 (CONVERT_EXPR_P): Define.
14976 (CASE_CONVERT): Define.
14978 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
14980 PR middle-end/36117
14981 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
14982 (delete_unmarked_insns): When deleting a call, call
14983 delete_unreachable_blocks.
14984 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14985 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
14987 2008-05-08 Richard Guenther <rguenther@suse.de>
14989 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
14990 (-ftree-salias): Likewise.
14991 (salias-max-implicit-fields): Remove param documentation.
14992 (salias-max-array-elements): Likewise.
14993 * tree-pass.h (pass_create_structure_vars): Remove.
14994 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
14995 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
14996 * tree-ssa-alias.c (create_structure_vars): Remove.
14997 (gate_structure_vars): Likewise.
14998 (pass_create_structure_vars): Likewise.
14999 (gate_build_alias): Likewise.
15000 (pass_build_alias): Adjust to run always and dump the function.
15001 * common.opt (ftree-salias): Hide.
15002 * passes.c (init_optimization_passes): Remove
15003 pass_create_structure_vars, adjust comment.
15004 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15005 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15006 * opts.c (decode_options): Do not set flag_tree_salias.
15007 (common_handle_option): Add OPT_ftree_salias to the backward
15008 compatibility section.
15010 2008-05-08 Richard Guenther <rguenther@suse.de>
15012 * tree-flow-inline.h (var_can_have_subvars): Move ...
15013 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15014 * tree-flow.h (var_can_have_subvars): Remove.
15015 (push_fields_onto_fieldstack): Remove.
15016 (sort_fieldstack): Likewise.
15017 (struct fieldoff): Move ...
15018 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15019 alias_set and base_for_components fields.
15020 (sort_fieldstack): Make static.
15021 (push_fields_onto_fieldstack): Likewise. Remove code that
15022 handles anything but RECORD_TYPEs. Remove alias_set and
15023 base_for_components handling.
15024 (create_variable_info_for): Adjust.
15026 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15028 * common.opt (Wframe-larger-than=): Shorten the help message
15030 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15032 2008-05-08 Rafael EspÃndola <espindola@google.com>
15034 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15036 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15037 trap and that both operands are gimple values.
15038 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15039 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15042 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15044 * read-rtl.c (join_c_conditions): Return the first string if the
15045 two strings are equal.
15047 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15049 * gensupport.h (pred_data): Add a "num_codes" field.
15050 (add_predicate_code): Declare.
15051 * gensupport.c (add_predicate_code): New function.
15052 (std_pred_table): Add an "allows_const_p" field.
15053 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15054 Remove the (incomplete) list of such codes from the codes field.
15055 (init_predicate_table): Use add_predicate_code. Add all
15056 RTX_CONST_OBJs if allows_const_p is true.
15057 * genrecog.c (process_define_predicate): Use add_predicate_code.
15059 2008-05-08 David Daney <ddaney@avtrex.com>
15060 Richard Sandiford <rsandifo@nildram.co.uk>
15062 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15063 special case of constant zero operands.
15064 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15065 old and new values. Special case constant zero values.
15066 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15068 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15069 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15071 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15074 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15075 similar RTX_CONST_OBJ before CONST_INT.
15077 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15079 * stmt.c (expand_stack_restore): Change sa mode if needed.
15081 2008-05-08 Richard Guenther <rguenther@suse.de>
15083 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15084 return type to bool.
15085 (ix86_sol10_return_in_memory): Likewise.
15086 (ix86_i386elf_return_in_memory): Likewise.
15087 (ix86_i386interix_return_in_memory): Likewise.
15088 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15089 (ix86_sol10_return_in_memory): Likewise.
15090 (ix86_i386elf_return_in_memory): Likewise.
15091 (ix86_i386interix_return_in_memory): Likewise.
15093 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15096 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15098 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15099 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15102 2008-05-08 Richard Guenther <rguenther@suse.de>
15104 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15105 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15106 (DR_SUBVARS): Remove.
15107 * tree-dfa.c (dump_subvars_for): Remove.
15108 (debug_subvars_for): Likewise.
15109 (dump_variable): Do not dump subvars.
15110 (remove_referenced_var): Do not remove subvars.
15111 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15112 (lookup_subvars_for_var): Remove.
15113 (get_subvars_for_var): Likewise.
15114 (get_subvars_at): Likewise.
15115 (get_first_overlapping_subvar): Likewise.
15116 (overlap_subvar): Likewise.
15117 * tree-flow.h (subvar_t): Remove.
15118 (struct var_ann_d): Remove subvars field.
15119 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15120 argument. Remove special handling of SFTs.
15121 (compute_tag_properties): Likewise.
15122 (set_initial_properties): Likewise.
15123 (compute_call_clobbered): Likewise.
15124 (count_mem_refs): Likewise.
15125 (compute_memory_partitions): Likewise.
15126 (compute_flow_insensitive_aliasing): Likewise.
15127 (setup_pointers_and_addressables): Likewise.
15128 (new_type_alias): Likewise.
15129 (struct used_part): Remove.
15130 (used_portions): Likewise.
15131 (struct used_part_map): Likewise.
15132 (used_part_map_eq): Likewise.
15133 (used_part_map_hash): Likewise.
15134 (free_used_part_map): Likewise.
15135 (up_lookup): Likewise.
15136 (up_insert): Likewise.
15137 (get_or_create_used_part_for): Likewise.
15138 (create_sft): Likewise.
15139 (create_overlap_variables_for): Likewise.
15140 (find_used_portions): Likewise.
15141 (create_structure_vars): Likewise.
15142 * tree.def (STRUCT_FIELD_TAG): Remove.
15143 * tree.h (MTAG_P): Adjust.
15144 (struct tree_memory_tag): Remove base_for_components and
15145 unpartitionable flags.
15146 (struct tree_struct_field_tag): Remove.
15147 (SFT_PARENT_VAR): Likewise.
15148 (SFT_OFFSET): Likewise.
15149 (SFT_SIZE): Likewise.
15150 (SFT_NONADDRESSABLE_P): Likewise.
15151 (SFT_ALIAS_SET): Likewise.
15152 (SFT_UNPARTITIONABLE_P): Likewise.
15153 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15154 (union tree_node): Remove sft field.
15155 * alias.c (get_alias_set): Remove special handling of SFTs.
15156 * print-tree.c (print_node): Remove handling of SFTs.
15157 * tree-dump.c (dequeue_and_dump): Likewise.
15158 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15159 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15160 * tree-predcom.c (set_alias_info): Do not set subvars.
15161 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15162 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15163 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15164 (add_vars_for_offset): Remove.
15165 (add_virtual_operand): Remove special handling of SFTs.
15166 (add_call_clobber_ops): Likewise.
15167 (add_call_read_ops): Likewise.
15168 (get_asm_expr_operands): Likewise.
15169 (get_modify_stmt_operands): Likewise.
15170 (get_expr_operands): Likewise.
15171 (add_to_addressable_set): Likewise.
15172 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15173 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15174 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15175 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15176 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15177 (tree_node_structure): Likewise.
15178 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15180 (find_what_p_points_to): Likewise.
15182 2008-05-08 Sa Liu <saliu@de.ibm.com>
15184 * config/spu/spu.md: Fixed subti3 pattern.
15186 2008-05-08 Richard Guenther <rguenther@suse.de>
15188 PR middle-end/36154
15189 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15190 sure to create a representative for trailing arrays for PTA.
15192 2008-05-08 Richard Guenther <rguenther@suse.de>
15194 PR middle-end/36172
15195 * fold-const.c (operand_equal_p): Two objects which types
15196 differ in pointerness are not equal.
15198 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15200 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15201 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15202 (emit_library_call_value_1): Add new variable fndecl initialized by
15203 NULL_TREE. It should be the decl type of orgfun, but this information
15204 seems not to be available here, so it uses the default calling abi.
15205 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15206 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15207 by TARGET_RETURN_IN_MEMORY.
15208 * config/i386/i386-interix.h: Likewise.
15209 * config/i386/i386.h: Likewise.
15210 * config/i386/i386elf.h: Likewise.
15211 * config/i386/ptx4-i.h: Likewise.
15212 * config/i386/sol2-10.h: Likewise.
15213 * config/i386/sysv4.h: Likewise.
15214 * config/i386/vx-common.h: Likewise.
15215 * config/cris/cris.h: Removed #if 0 clause.
15216 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15217 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15219 (ix86_sol10_return_in_memory): Likewise.
15220 (ix86_i386elf_return_in_memory): New.
15221 (ix86_i386interix_return_in_memory): New.
15222 * config/mt/mt-protos.h (mt_return_in_memory): New.
15223 * config/mt/mt.c: Likewise.
15224 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15225 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15226 * config/bfin/bfin.h: Likewise.
15227 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15229 * config/bfin/bfin.c: Likewise.
15230 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15231 * config/alpha/unicosmk.h: Likewise.
15232 * config/i386/cygming.h: Likewise.
15233 * config/iq2000/iq2000.h: Likewise.
15234 * config/mips/mips.h: Likewise.
15235 * config/mn10300/mn10300.h: Likewise.
15236 * config/rs6000/rs6000.h: Likewise.
15237 * config/score/score.h: Likewise.
15238 * config/spu/spu.h: Likewise.
15239 * config/v850/v850.h: Likewise.
15240 * defaults.h: Likewise.
15241 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15242 * expr.c (emit_block_move): Adjust use of
15243 OUTGOING_REG_PARM_STACK_SPACE.
15244 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15245 OUTGOING_REG_PARM_STACK_SPACE.
15246 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15248 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15250 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15251 on OMP_RETURN for OMP_FOR.
15254 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15255 (fortran_common): New function.
15256 (gen_variable_die): Call fortran_common instead of common_check,
15257 adjust for it returning tree instead of rtx. Formatting.
15259 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15263 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15264 * c-decl.c (merge_decls): Ditto.
15265 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15266 to RTL_CONST_OR_PURE_CALL_P.
15267 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15268 Initialized DECL_LOOPING_CONST_PURE.
15269 (process_call_operands): Set tree_side_effects properly.
15270 * tree.h (TREE_READONLY_DECL_P): Removed.
15271 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15272 (DECL_LOOPING_OR_CONST_P): New macro.
15273 (struct tree_function_decl): Added looping_const_or_pure_p.
15274 (ECF_*) Renumbered.
15275 (ECF_LOOPING_OR_CONST_P): New macro.
15276 * rtlanal.c (pure_const_p): Removed.
15277 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15278 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15279 to RTL_CONST_CALL_P.
15280 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15281 (check_decl, check_tree, check_call, scan_function): Initialize
15283 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15284 (static_execute): Set looping true for recursive functions.
15285 Undo setting state to IPA_NEITHER for recursive functions.
15286 * cse.c (cse_insn):
15287 * ifcvt.c (noce_can_store_speculate_p): Changed
15288 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15289 RTL_CONST_OR_PURE_CALL_P.
15290 * dse.c (scan_insn): Ditto.
15291 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15292 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15293 RTL_CONST_OR_PURE_CALL_P.
15294 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15295 pure_call_p to RTL_CONST_CALL_P.
15296 * gimplify.c (gimplify_call_expr): Clear side effects for
15297 non-looping pure and constant calls.
15298 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15299 (flags_from_decl_or_type): Set ecf flags from decl flags.
15300 (initialize_argument_information): Turn off
15301 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15302 Change const to pure if callee_copies is true rather than just
15304 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15305 way of marking pure calls.
15306 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15307 Remove hack that was supposed to fix pr7335 and remove old
15308 way of marking pure calls.
15309 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15310 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15311 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15312 RTL_CONST_OR_PURE_CALL_P.
15313 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15314 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15315 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15316 * sched-deps.c (schedule_analyze): Ditto.
15317 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15318 return_val field of calls to represent pure and const function info.
15319 (CONST_OR_PURE_CALL_P): Deleted macro.
15320 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15321 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15322 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15324 * tree-optimize.c (execute_fixup_cfg): Added test for
15325 ECF_LOOPING_CONST_OR_PURE.
15326 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15328 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15329 effects for looping pure or const calls.
15330 (verify_gimple_expr): Added verification code.
15331 * config/alpha/alpha.c (alpha_legitimize_address,
15332 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15334 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15335 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15336 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15337 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15338 RTL_CONST_OR_PURE_CALL_P.
15339 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15340 and const calls to be deleted.
15342 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15345 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15346 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15347 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15348 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15349 to handle nonimmediate operands.
15350 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15351 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15352 to handle nonimmediate operands.
15353 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15354 (mmx_pmulhrwv4hi3): New expander. Use
15355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15356 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15357 (sse2_umulv1siv1di3): New expander. Use
15358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15359 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15360 (mmx_eq<mode>3): New expander. Use
15361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15362 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15363 (mmx_uavgv8qi3): New expander. Use
15364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15365 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15366 (mmx_uavgv4hi3): New expander. Use
15367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15369 * config/i386/sse.md
15370 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15371 to handle nonimmediate operands.
15372 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15373 to handle nonimmediate operands.
15374 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15375 to handle nonimmediate operands.
15376 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15377 to handle nonimmediate operands.
15378 (sse2_unpckhpd_exp): New expander. Use
15379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15380 (sse2_unpcklpd_exp): New expander. Use
15381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15382 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15383 to handle nonimmediate operands.
15384 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15385 to handle nonimmediate operands.
15386 (*sse2_<plusminus_insn><mode>3): Rename from
15387 sse2_<plusminus_insn><mode>3 insn pattern.
15388 (sse2_<plusminus_insn><mode>3): New expander. Use
15389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15390 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15391 (sse2_umulv2siv2di3): New expander. Use
15392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15393 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15394 (sse4_1_mulv2siv2di3): New expander. Use
15395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15396 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15397 (sse2_pmaddwd): New expander. Use
15398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15399 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15400 (sse2_eq<mode>3): New expander. Use
15401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15402 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15403 (sse4_1_eqv2di3): New expander. Use
15404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15405 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15406 (sse2_uavgv16qi3): New expander. Use
15407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15408 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15409 (sse2_uavgv16qi3): New expander. Use
15410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15411 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15412 (sse2_uavgv8hi3): New expander. Use
15413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15414 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15415 (ssse3_pmulhrswv8hi3): New expander. Use
15416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15417 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15418 (ssse3_pmulhrswv4hi3): New expander. Use
15419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15421 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15422 (<sse>_vmmul<mode>3): Ditto.
15423 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15425 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15426 (ssse3_pmaddubsw): Ditto.
15428 * config/i386/i386.c (struct_builtin_description)
15429 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15430 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15431 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15432 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15433 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15434 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15435 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15436 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15437 (ix86_fixup_binary_operands): Assert that src1
15438 and src2 must have the same mode when swapped.
15439 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15440 and ix86_binary_operator_ok. Do not force operands in registers
15443 2008-05-07 Jan Hubicka <jh@suse.cz>
15445 * cgraph.c (dump_cgraph_node): Update.
15446 * cgraph.h (cgraph_local_info): Break out inline summary.
15447 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15449 * ipa-inline (inline_summary): New accestor function.
15450 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15451 cgraph_decide_inlining, compute_inline_parameters): Update.
15452 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15454 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15456 Cleanup ColdFire scheduling support and add V4 pipeline model.
15458 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15459 (define_attr cpu): Add cfv4 value.
15460 (define_attr type, define_attr type1): Merge into a single 'type'
15461 attribute. Update all uses.
15462 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15463 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15465 (define_attr opx_mem, define_attr opy_mem): Remove.
15466 (define_attr op_mem): Clean up, update comment.
15467 (define_attr size): Use specific values instead of general int.
15468 (define_attr guess, define_attr split): Remove. Update all uses.
15469 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15470 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15471 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15472 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15473 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15474 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15475 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15476 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15477 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15478 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15479 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15480 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15481 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15482 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15483 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15484 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15485 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15486 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15487 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15488 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15489 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15490 Update or set attributes.
15491 (stack_tie): New fake instruction.
15493 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15494 (m68k_sched_attr_size): Update declaration.
15495 (m68k_sched_attr_type2): Remove.
15496 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15497 Declare new bypass predicates.
15499 * config/m68k/m68k.c (m68k_sched_issue_rate,
15500 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15502 (TARGET_SCHED_ISSUE_RATE,
15503 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15504 (override_options): Handle scheduling for ColdFire V4 core.
15505 (m68k_expand_prologue): Emit stack_tie.
15506 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15507 'OP_TYPE_FPN'. Update all uses.
15508 (sched_guess_p): Remove.
15509 (sched_address_type): Handle symbolic addresses.
15510 (sched_get_operand): New static function.
15511 (sched_operand_type): Merge into sched_attr_op_type.
15512 (sched_attr_op_type): Handle FP registers, handle quick constants,
15514 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15515 (m68k_sched_attr_size): Update. Move logic to ...
15516 (sched_get_attr_size_int): New static function.
15517 (sched_get_opxy_mem_type): New static function.
15518 (m68k_sched_attr_op_mem): Update.
15519 (m68k_sched_attr_type2): Remove.
15520 (sched_cfv4_bypass_data): New static variable.
15521 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15522 (m68k_sched_issue_rate): Implement scheduler hook.
15523 (struct _sched_ib: enabled_p): New field.
15524 (m68k_sched_variable_issue): Update. Handle V4.
15525 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15526 sched_dump_class_func_t, sched_dump_split_class,
15527 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15528 sched_dump_dfa_class, m68k_sched_dump): Remove.
15529 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15531 (m68k_sched_init_global): Remove statisctics dumping, introduce
15532 sanity check that all instructions have pipeline reservations. Handle
15534 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15535 Handle ColdFire V4 core.
15536 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15537 New static functions.
15538 (m68k_sched_address_bypass_p): New bypass predicate.
15539 (sched_get_indexed_address_scale): New static function.
15540 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15542 * cf.md: Update comments.
15543 (define_attr type2): Remove. Use 'type' attribute instead.
15545 (cf_ib): Rename to cfv123_ib. Update all uses.
15546 (cf_oep): Rename to cfv123_oep. Update all uses.
15547 (cf_chr): Rename to cfv123_chr. Update all uses.
15548 (cf_mem): Rename to cfv123_mem. Update all uses.
15549 (cf_mac): Move to more appropriate place.
15550 (cfv123_guess): New automaton and cpu_unit.
15551 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15552 Update uses of 'size' attribute. Handle before reload scheduling.
15553 (cfv123_guess): New dummy reservation for unhandled instructions.
15554 (cfv4_*): Pipeline description of ColdFire V4 core.
15555 (ignore): New reservation to handle 'ignore' type.
15557 2008-05-07 Ian Lance Taylor <iant@google.com>
15559 PR middle-end/36013
15560 * gimplify.c (find_single_pointer_decl_1): Don't look through
15562 (find_single_pointer_decl): Adjust comments.
15564 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15566 PR middle-end/36137
15567 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15568 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15570 PR middle-end/36106
15571 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15572 integral type rather than floating point, then VIEW_CONVERT_EXPR
15573 to the floating point type.
15575 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15577 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15578 TFmode op0 to register.
15580 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15582 * c-decl.c (grokdeclarator): Comment typo.
15584 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15586 * tree-flow.h: Remove prototype for computed_goto_p.
15587 * tree-cfg.c (computed_goto_p): Make static.
15589 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15592 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15593 (contains_aligned_value_p): This. Handle _Decimal128.
15594 (ix86_function_arg_boundary): Only align _Decimal128 to its
15595 natural boundary and handle it properly.
15597 2008-05-06 Martin Jambor <mjambor@suse.cz>
15599 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15600 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15601 (ipcp_method_set_orig_node): Removed.
15602 (ipcp_cval_get_cvalue_type): Removed.
15603 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15604 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15605 (ipcp_cval_set_cvalue_type): Removed.
15606 (ipcp_cval_get_cvalue): Removed.
15607 (ipcp_cval_set_cvalue): Removed.
15608 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15609 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15610 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15611 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15612 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15613 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15614 (ipcp_get_ith_lattice): Changed parameters.
15615 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15616 (ipcp_lattice_from_jfunc): Changed parameters.
15617 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15618 (ipcp_method_cval_print): Added temporary variable info.
15619 (ipcp_redirect): Removed already unused local variable caller.
15620 (ipcp_redirect): New temporary variable orig_callee_info
15621 (ipcp_redirect): Removed newly unused local variable callee.
15622 (ipcp_redirect): Removed (a bit confusing) local variable type.
15623 (ipcp_insert_stage): Added local variable info.
15624 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15626 (ipcp_formal_create): Removed.
15627 (ipcp_method_cval_set): Removed.
15628 (ipcp_propagate_stage): Renamed lattice variables.
15629 (ipcp_method_cval_set_cvalue_type): Removed.
15630 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15631 (ipcp_print_all_lattices): Changed printed strings to refer to
15632 lattices rather than cvals.
15633 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15634 (ipcp_propagate_const): Changed formal parameters.
15635 (build_const_val): Changed formal parameters.
15636 (ipcp_insert_stage): Removed useless variable cvalue
15637 (build_const_val): Changed formal parameters.
15638 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15639 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15640 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15641 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15642 (ipcp_print_func_profile_counts): Changed string from "method" to
15644 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15645 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15646 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
15647 (ipcp_structures_print): Renamed to ipcp_print_all_structures
15648 (ipcp_profile_print): Renamed to ipcp_print_profile_data
15649 (ipcp_lat_is_const): Changed parameters and made inline.
15650 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
15651 (ipcp_redirect): Renamed to ipcp_need_redirect_p
15652 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
15653 the predicate condition directly
15654 (ipcp_propagate_stage): Added local variable args. Removed local
15655 variable callee. (Both are mere code simplifications.)
15656 (ipcp_method_dont_insert_const): Renamed to
15657 ipcp_node_not_modifiable_p.
15658 (ipcp_node_not_modifiable_p): Made inline.
15659 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
15660 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
15661 (ipcp_print_all_lattices): Removed variable cvalue
15662 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
15665 2008-05-06 Olivier Hainque <hainque@adacore.com>
15667 * tree-sra.c (try_instantiate_multiple_fields): Early return
15668 if field has POINTER_TYPE.
15670 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
15672 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
15673 by using 'q' specifier for instruction.
15674 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
15676 2008-05-06 Anatoly Sokolov <aesok@post.ru>
15678 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
15679 Change mode of zero_extract from QImode to HImode.
15680 (sign bit tests peepholes): (Ditto.).
15682 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/mmx.md: Remove double backslashes from asm templates.
15685 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
15686 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15687 to handle nonimmediate operands.
15688 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
15689 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15690 to handle nonimmediate operands.
15691 (*mmx_<code>v2sf3_finite): New insn pattern.
15692 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
15693 (mmx_<code>v2sf3): New expander. Use
15694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15695 (mmx_<plusminus_insn><mode>3): New expander. Use
15696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15697 (*mmx_<plusminus_insn><mode>3): New insn pattern.
15698 (mmx_add<mode>3): Removed.
15699 (mmx_ssadd<mode>3): Ditto.
15700 (mmx_usadd<mode>3): Ditto.
15701 (mmx_sub<mode>3): Ditto.
15702 (mmx_sssub<mode>3): Ditto.
15703 (mmx_ussub<mode>3): Ditto.
15704 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
15705 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
15706 to handle nonimmediate operands.
15707 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
15709 (mmx_smulv4hi3_highpart): New expander. Use
15710 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15711 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
15713 (mmx_umulv4hi3_highpart): New expander. Use
15714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15715 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
15716 (mmx_<code>v4hi3): New expander. Use
15717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15718 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
15719 (mmx_<code>v8qi3): New expander. Use
15720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15721 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
15722 (mmx_<code><mode>3): New expander. Use
15723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15725 2008-05-05 Jan Hubicka <jh@suse.cz>
15727 PR tree-optimization/36118
15728 * passes.c (pass_init_dump_file): Fix dump header.
15730 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15732 PR middle-end/36141
15733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
15734 VCE for function decls.
15736 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15738 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
15740 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
15742 * config/i386/i386.md (sat_plusminus): New.
15743 (plusminus_insn): Likewise.
15744 (plusminus_mnemonic): Likewise.
15746 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
15747 (*<addsub><mode>3_cc_overflow): Renamed to ...
15748 (*<plusminus_insn><mode>3_cc_overflow): This.
15749 (*<addsub>si3_zext_cc_overflow): Renamed to ...
15750 (*<plusminus_insn>si3_zext_cc_overflow): This.
15752 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
15753 (<plusminus_insn><mode>3): This.
15754 (*<addsub><mode>3): Renamed to ...
15755 (*<plusminus_insn><mode>3): This.
15756 (<sse>_vm<addsub><mode>3): Renamed to ...
15757 (<sse>_vm<plusminus_insn><mode>3): This.
15758 (sse3_h<addsub>v4sf3): Renamed to ...
15759 (sse3_h<plusminus_insn>v4sf3): This.
15760 (sse3_h<addsub>v2df3): Renamed to ...
15761 (sse3_h<plusminus_insn>v2df3): This.
15762 (<plusminus_insn><mode>3): New.
15763 (*<plusminus_insn><mode>3): Likewise.
15764 (sse2_<plusminus_insn><mode>3): Likewise.
15765 (add<mode>): Removed.
15766 (*add<mode>3): Likewise.
15767 (sse2_ssadd<mode>3): Likewise.
15768 (sse2_usadd<mode>3): Likewise.
15769 (sub<mode>3): Likewise.
15770 (*sub<mode>3): Likewise.
15771 (sse2_sssub<mode>3): Likewise.
15772 (sse2_ussub<mode>3): Likewise.
15774 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
15776 * gthr-single.h: Add in required interface elements as per gthr.h.
15777 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
15778 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
15779 Generalize UNUSED macro.
15780 (__gthread_once): Add.
15781 (__gthread_key_create): Add.
15782 (__gthread_key_delete): Add.
15783 (__gthread_getspecific): Add.
15784 (__gthread_setspecific): Add.
15786 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
15788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
15789 the same size types for the indirect reference on the rhs, then
15792 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
15794 * config/i386/i386.md
15795 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
15796 one insn template instead of template series.
15797 (*xordi_1_rex64): Ditto.
15798 (*xordi_2_rex64): Ditto.
15800 2008-05-05 Ira Rosen <irar@il.ibm.com>
15802 PR tree-optimization/36119
15803 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
15806 2008-06-04 Jan Hubicka <jh@suse.cz>
15808 tree-optimization/36100
15809 * tree-pass.h (pass_O0_always_inline): Declare.
15810 * ipa-inline.c (inline_transform): Remove dead code.
15811 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
15812 pass_O0_always_inline): New.
15813 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
15815 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
15817 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
15818 mnemonic in this_param move for TARGET_64BIT.
15820 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
15822 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
15823 (*strmovsi_rex_1): Ditto.
15824 (*strsetsi_1): Ditto.
15825 (*strsetsi_rex_1): Ditto.
15827 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
15828 adddicc expanders using SWI mode iterator.
15830 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
15833 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
15836 2008-05-04 David S. Miller <davem@davemloft.net>
15838 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
15839 (sparc*-*-linux*): Use linux.h in tm_file.
15840 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
15841 compiler defaulting to 32-bit.
15842 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15844 * config/sparc/linux.h: Remove definitions now obtained
15845 properly from linux.h
15846 * config/sparc/linux64.h: Likewise.
15847 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
15848 don't want this setting for 32-bit builds in a biarch compiler.
15849 * doc/install.texi: Add sparc-linux to list of targets
15850 supporting --enable-targets=all.
15852 2008-05-03 Andrew Pinski <pinskia@gmail.com>
15854 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
15856 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
15858 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
15859 after V4SI_FTYPE_V8HI.
15860 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
15861 case V4SI_FTYPE_V2DF.
15863 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
15865 * doc/invoke.texi (max-flow-memory-locations): Removed.
15866 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
15868 2008-05-03 Richard Guenther <rguenther@suse.de>
15870 PR middle-end/34973
15871 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
15873 2008-05-02 David S. Miller <davem@davemloft.net>
15875 * config.gcc (need_64bit_hwint): Document libcpp dependency.
15877 2008-05-02 Simon Baldwin <simonb@google.com>
15880 * c-common.h (warn_array_subscript_range): Removed.
15881 * c-common.c (warn_array_subscript_range): Ditto.
15882 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
15883 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
15885 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15887 * config/i386/i386.c (ix86_special_builtin_type): New.
15888 (bdesc_special_args): Likewise.
15889 (ix86_expand_special_args_builtin): Likewise.
15890 (ix86_init_mmx_sse_builtins): Updated.
15891 (ix86_expand_builtin): Updated.
15892 (ix86_expand_store_builtin): Removed.
15893 (ix86_expand_unop_builtin): Likewise.
15895 * config/i386/mm3dnow.h (__v2sf): Moved to ...
15896 * config/i386/mmintrin.h (__v2sf): Here.
15898 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
15900 (_mm_loadl_pi): Likewise.
15901 (_mm_storeh_pi): Replace __v2si with __v2sf.
15902 (_mm_storel_pi): Likewise.
15904 * doc/extend.texi: Correct __builtin_ia32_loadhps,
15905 __builtin_ia32_loadlps, __builtin_ia32_storehps,
15906 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
15907 __builtin_ia32_loadlpd.
15909 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15911 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
15912 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
15913 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
15914 (ix86_init_mmx_sse_builtins): Updated.
15915 (ix86_expand_args_builtin): Likewise.
15916 (ix86_expand_builtin): Likewise.
15917 (ix86_expand_unop1_builtin): Renamed to ...
15918 (ix86_expand_unop_vec_merge_builtin): This.
15920 2008-05-01 Jan Hubicka <jh@suse.cz>
15923 * ipa-inline.c (inline_generate_summary): Make static.
15924 (inline_transform): Do not call inlining at -O0; make static.
15925 * passes.c (execute_todo): Add sanity check.
15926 (execute_one_ipa_transform_pass): Execute proper flags.
15928 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
15930 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
15931 (DECL_NONADDRESSABLE_P): Likewise.
15932 * alias.c (record_component_aliases): Fix comment.
15934 2008-05-01 Simon Baldwin <simonb@google.com>
15936 * c-common.h (warn_array_subscript_range): New function.
15937 * c-common.c (warn_array_subscript_range): Ditto.
15938 * tree-vrp.c (check_array_ref): Corrected code to agree with
15939 comment, ignoring only arrays of size 0 or size 1.
15940 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
15942 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15944 * config/i386/i386.c (ix86_builtin_type): Replace
15945 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
15946 (bdesc_args): Updated.
15947 (ix86_init_mmx_sse_builtins): Likewise.
15948 (ix86_expand_args_builtin): Likewise.
15950 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
15953 * doc/extend.texi: Correct __builtin_ia32_palignr.
15955 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15958 * config/i386/i386.c (bdesc_crc32): Removed.
15959 (ix86_expand_crc32): Likewise.
15960 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
15961 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
15962 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
15963 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
15964 UINT_FTYPE_UINT_UCHAR.
15965 (bdesc_args): Updated. Add crc32 builtins.
15966 (ix86_init_mmx_sse_builtins): Updated.
15967 (ix86_expand_args_builtin): Updated to support subreg.
15969 * doc/extend.texi: Correct __builtin_ia32_crc32di.
15971 2008-05-01 Jan Hubicka <jh@suse.cz>
15973 * tree-pass.h (opt_pass): Add IPA_PASS.
15974 (varpool_node, cgraph_node): Forward declare.
15975 (ipa_opt_pass): Define.
15976 (pass_ipa_inline): Turn into ipa_opt_pass.
15977 (pass_apply_inline): Remove.
15978 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
15979 (apply_inline): Turn into ....
15980 (inline_transform): ... this one.
15981 (inline_generate_summary): New function.
15982 (pass_apply_inline): Remove.
15983 * function.h (ipa_opt_pass): Forward declare structure; typedef;
15985 (struct function): Add ipa_transforms_to_apply.
15986 * passes.c (register_one_dump_file): Work on IPA_PASS.
15987 (init_optimization_passes): Remove pass_inline_parameters and
15989 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
15990 (execute_one_pass) ... here; apply transforms when possible.
15991 (add_ipa_transform_pass, execute_ipa_summary_asses,
15992 execute_one_ipa_transform_pass): New.
15993 (execute_ipa_pass_list): Update for IPA_PASS type.
15995 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
15997 * config/i386/i386.c (ix86_builtin_type): Add
15998 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
15999 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16000 (bdesc_args): Add SSE4a builtins.
16001 (ix86_init_mmx_sse_builtins): Updated.
16002 (ix86_expand_args_builtin): Likewise.
16003 (ix86_expand_builtin): Likewise.
16005 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16007 * config/i386/i386.c (ix86_builtin_type): Add
16008 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16009 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16010 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16011 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16012 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16013 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16014 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16015 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16016 and DI_FTYPE_DI_DI_INT.
16017 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16018 (ix86_init_mmx_sse_builtins): Updated.
16019 (ix86_expand_args_builtin): Likewise.
16020 (ix86_expand_builtin): Likewise.
16021 (ix86_expand_binop_imm_builtin): Removed.
16023 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16025 2008-04-30 Richard Guenther <rguenther@suse.de>
16027 PR tree-optimization/32921
16028 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16030 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16032 * config/arm/arm.c (arm_unwind_emit): Use
16033 crtl->all_throwers_are_sibcalls instead of
16034 cfun->all_throwers_are_sibcalls.
16035 (arm_output_fn_unwind): Likewise.
16036 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16037 instead of cfun->uses_pic_offset_table.
16038 (frv_expand_prologue): Likewise.
16039 (frv_frame_pointer_required): Likewise.
16040 (frv_expand_fdpic_call): Likewise.
16041 (frv_emit_movsi): Likewise.
16042 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16043 cfun->returns_pcc_struct instead of
16044 current_function_returns_pcc_struct.
16045 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16046 instead of cfun->calls_eh_return.
16047 (m32c_pushm_popm): Likewise.
16048 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16049 "extern" declaration.
16051 2008-04-30 Richard Guenther <rguenther@suse.de>
16053 PR tree-optimization/21636
16054 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16056 (evaluate_stmt): Print the likely value.
16057 (ccp_visit_stmt): Avoid excessive vertical spacing.
16059 2008-04-30 Rafael EspÃndola <espindola@google.com>
16061 * builtins.c (fold_call_expr): Return realret.
16062 * tree-ssa-threadedge.c
16063 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16064 __builtin_object_size.
16066 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16068 * gcc.c (wrapper_string): New variable.
16069 (insert_wrapper): New function.
16070 (execute): New option -wrapper.
16071 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16073 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16075 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16076 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16077 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16079 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16080 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16081 config/rs6000/e500crtres64gprctr.asm,
16082 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16083 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16084 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16085 config/rs6000/e500crtsav64gprctr.asm,
16086 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16087 config/rs6000/e500crtsavg64gprctr.asm: New files.
16088 * config/rs6000/t-ppccomm: Add build rules for new files.
16089 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16090 * config/rs6000/t-netbsd: Add build rules for new files.
16091 (LIB2FUNCS_STATIC_EXTRA): New variable.
16092 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16093 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16094 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16096 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16098 * config/i386/i386.c (ix86_builtin_type): Add
16099 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16100 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16101 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16102 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16103 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16104 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16105 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16106 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16107 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16108 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16109 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16110 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16111 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16112 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16113 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16114 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16115 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16116 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16117 V1DI_FTYPE_V2SI_V2SI.
16118 (bdesc_2arg): Moved to ...
16119 (bdesc_args): Here.
16120 (ix86_init_mmx_sse_builtins): Updated.
16121 (ix86_expand_args_builtin): Updated. Take a pointer
16122 to const struct builtin_description. Handle comparison
16124 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16125 (ix86_expand_builtin): Updated.
16127 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16128 (ssse3_pmaddubsw128): This.
16129 (ssse3_pmaddubswv4hi3): Renamed to ...
16130 (ssse3_pmaddubsw): This.
16132 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16133 (__builtin_ia32_packssdw128): Likewise.
16134 (__builtin_ia32_packuswb128): Likewise.
16135 (__builtin_ia32_pmaddubsw): Likewise.
16136 (__builtin_ia32_pmaddubsw128): Likewise.
16138 2008-04-30 Richard Guenther <rguenther@suse.de>
16140 PR tree-optimization/14847
16141 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16142 (recognize_bits_test): Use it.
16143 (recognize_single_bit_test): Likewise.
16145 2008-04-30 Martin Jambor <mjambor@suse.cz>
16147 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16148 instead of setting number of formal parameters to zero.
16149 (ipcp_init_stage): Do not set the number of actual parameters to zero
16151 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16152 which are called with variable number of arguments.
16153 (ipcp_insert_stage): Explicitely skipping all nodes which are
16154 called with variable number of arguments.
16155 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16156 number of parameters.
16158 * ipa-prop.h (struct ipa_node_params): Added flag
16159 called_with_var_arguments
16160 (ipa_set_param_count): Added. Changed sole setter to use it.
16161 (ipa_get_param_count): Added. All readers of param_count
16162 converted to use it instead.
16163 (ipa_set_called_with_variable_arg): Added.
16164 (ipa_is_called_with_var_arguments): Added.
16165 (ipa_get_ith_param): Added. All readers of param_decls converted
16167 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16169 (ipa_get_cs_argument_count): Added, all readers of argument_count
16171 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16174 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16175 (struct ipcp_lattice): Renamed cval_type to type
16176 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16178 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16179 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16180 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16181 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16182 (build_const_val): Changed the type of parameter cvalue to tree
16183 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16184 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16186 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16189 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16190 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16191 (ipa_add_method): Renamed to ipa_push_func_to_list
16192 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16193 (ipa_callsite_param_count): Removed.
16194 (ipa_callsite_param_count_set): Removed.
16195 (ipa_callsite_param): Removed.
16196 (ipa_callsite_callee): Removed.
16197 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16198 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16199 (ipa_method_formal_count): Removed.
16200 (ipa_method_formal_count_set): Removed.
16201 (ipa_method_get_tree): Removed.
16202 (ipa_method_tree_map_create): Removed.
16203 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16204 (ipa_create_param_decls_array): Creates the array itself
16205 (ipa_create_param_decls_array): Temporary variable info instead of
16206 a few dereferences.
16207 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16208 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16209 (get_type): Removed.
16210 (ipa_jf_get_info_type): Removed.
16211 (ipa_node_create): Renamed to ipa_create_node_params
16212 (ipa_free): Renamed to ipa_free_all_node_params
16213 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16214 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16215 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16216 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16217 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16218 ipa_free_all_edge_args
16219 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16220 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16221 (ipa_create_methodlist_node): Removed.
16222 (ipa_methodlist_method): Removed.
16223 (ipa_methodlist_method_set): Removed.
16224 (ipa_methodlist_next_method): Removed.
16225 (ipa_methodlist_next_method_set): Removed.
16226 (ipa_method_is_modified): Removed.
16227 (ipa_method_modify_create): Removed.
16228 (ipa_method_modify_init): Temporary variable info instead of a few
16230 (ipa_detect_param_modifications): Temporary variable info instead of
16231 a few dereferences.
16232 (ipa_compute_jump_functions): Temporary variable info instead of
16233 a few dereferences.
16234 (ipa_method_modify_set): Removed.
16235 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16236 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16237 than craph_node as the first parameter.
16238 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16239 (ipa_method_modify_init): Removed.
16240 (ipa_compute_jump_functions): Added a temp variable instead of
16241 repeatadly dereferencing the cgraph_edge.aux pointer
16242 (ipa_callsite_param_set_type): Removed.
16243 (ipa_compute_jump_functions): i renamed to index and moved to
16245 (ipa_callsite_param_set_info_type_formal): Removed.
16246 (ipa_callsite_param_set_info_type): Removed.
16247 (ipa_callsite_param_map_create): Removed.
16248 (ipa_callsite_tree): Removed.
16249 (ipa_callsite_caller): Removed.
16250 (ipa_pop_func_from_list): return_method removed to return_func
16252 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16253 prefixed all values with IPA_. Changed all users.
16254 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16255 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16256 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16257 (union parameter_info): Renamed to jump_func_value.
16258 (union jump_func_value): Renamed value to constant
16259 (struct ipa_jump_func): Renamed info_type to value
16260 (struct ipa_node): Renamed to ipa_node_params
16261 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16262 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16263 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16264 (struct ipa_edge): Renamed to ipa_edge_args
16265 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16266 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16267 (struct ipa_methodlist): Renamed to ipa_func_list
16268 (struct ipa_func_list): method_p renamed to node, next_method
16270 (ipa_methodlist_p): Removed, switched all users to struct pointer
16271 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16273 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16275 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16276 (rs6000_emit_epilogue): Use backchain to restore only when we
16277 have a large frame. Make use of frame pointer to restore if we
16278 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16280 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16282 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16283 Add mode to zero_extract.
16284 (sign bit tests peepholes): (Ditto.).
16286 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16288 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16289 Instructions in comments with SSE3.
16290 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16291 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16292 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16293 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16294 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16295 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16296 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16297 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16298 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16299 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16300 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16301 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16302 (bdesc_sse_args): Renamed to ...
16303 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16304 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16305 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16306 IX86_BUILTIN_FABSQ.
16307 (bdesc_1arg): Moved to ...
16308 (bdesc_args): Here.
16309 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16310 Instructions in comments with SSE3.
16311 (ix86_expand_sse_operands_builtin): Renamed to ...
16312 (ix86_expand_args_builtin): This. Updated.
16313 (ix86_expand_unop1_builtin): Update comments.
16314 (ix86_expand_builtin): Updated.
16316 2008-04-29 Richard Guenther <rguenther@suse.de>
16318 PR tree-optimization/36078
16319 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16320 Update virtual SSA form after cleaning up the CFG.
16322 2008-04-29 Richard Guenther <rguenther@suse.de>
16324 PR middle-end/15255
16325 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16327 2008-04-29 Richard Guenther <rguenther@suse.de>
16329 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16330 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16331 (compute_flow_insensitive_aliasing): Do not treat
16332 PTR_IS_REF_ALL pointers special.
16333 (get_smt_for): Likewise.
16334 (may_alias_p): Re-structure.
16335 (is_escape_site): A ref-all pointer conversion is not an escape site.
16336 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16337 PTR_IS_REF_ALL pointers special.
16338 * tree-ssa-structalias.h (struct alias_info): Remove
16339 ref_all_symbol_mem_tag field.
16340 (PTR_IS_REF_ALL): Remove.
16342 2008-04-29 Richard Guenther <rguenther@suse.de>
16344 PR middle-end/36077
16345 * fold-const.c (extract_muldiv_1): In combining division constants
16346 make sure to never overflow.
16348 2008-04-29 Nick Clifton <nickc@redhat.com>
16350 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16352 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16355 * optc-gen.awk: Work around HP-UX/IA awk bug.
16357 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16359 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16362 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16365 * config/i386/i386.md
16366 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16367 Change operand 1 predicate to nonimmediate_operand.
16369 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16372 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16374 * gengtype.c (walk_type, write_func_for_structure): Handle
16376 * doc/gty.texi: Document chain_circular.
16378 2008-04-28 Richard Guenther <rguenther@suse.de>
16380 PR tree-optimization/36066
16381 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16384 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16387 * config/i386/i386.md
16388 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16389 Use match_scratch instead of match_operand for operands 3 and 4.
16391 2008-04-27 Richard Guenther <rguenther@suse.de>
16393 PR tree-optimization/18754
16394 PR tree-optimization/34223
16395 * tree-pass.h (pass_complete_unrolli): Declare.
16396 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16397 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16398 Rewrite loop into loop closed SSA form if it is not already.
16399 (tree_unroll_loops_completely): Re-structure to iterate over
16400 innermost loops with intermediate CFG cleanups.
16401 Unroll outermost loops only if requested or the code does not grow
16403 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16404 loops are available.
16405 (tree_vectorize): Instead do so here.
16406 (tree_complete_unroll): Also unroll outermost loops.
16407 (tree_complete_unroll_inner): New function.
16408 (gate_tree_complete_unroll_inner): Likewise.
16409 (pass_complete_unrolli): New pass.
16410 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16411 uses outside of the loop.
16412 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16413 form if it is available.
16414 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16415 * passes.c (init_optimization_passes): Schedule complete inner
16416 loop unrolling pass before the first CCP pass after final inlining.
16418 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16420 * targhooks.h (default_emutls_var_fields,
16421 default_emutls_var_init): Declare.
16422 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16423 * target.h (struct gcc_target): Add struct emutls member.
16424 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16425 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16426 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16427 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16428 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16429 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16430 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16431 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16432 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16433 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16434 emit debug information.
16435 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16436 * varasm.c: Include targhooks.h.
16437 (emutls_object_section, emutls_tmpl_section): New.
16438 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16439 (EMUTLS_SEPARATOR): New.
16440 (prefix_name): New.
16441 (get_emutls_object_name): New.
16442 (default_emutls_var_fields): New, broken out of ...
16443 (get_emutls_object_type): ... here. Adjust to use target hooks.
16444 (get_emutls_init_templ_addr): Adjust to use target hooks.
16445 (emutls_decl): Adjust to use target hooks.
16446 (emutls_finish): Likewise.
16447 (default_emutls_var_init): New, broken out of ...
16448 (assemble_variable): ... here. Adjust to use target hooks.
16449 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16450 SECCAT_EMUTLS_TMPL.
16451 * c-common.c (handle_section_attribute): Prevent overriding
16452 sections for emulated tls with special sections.
16453 * config/i386/i386.c (x86_64_elf_select_section): Add
16454 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16455 (x86_64_elf_unique_section): Likewise.
16456 * config/vxworks.c: Include tree.h.
16457 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16458 (vxworks_override_options): Set TLS scheme.
16459 * doc/tm.texi (Emulated TLS): New node.
16461 2008-04-26 Simon Baldwin <simonb@google.com>
16464 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16465 with propagated string constants.
16467 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16469 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16470 constraint for operand 2 when operand 0 is memory operand.
16471 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16472 operand 0 is memory operand.
16473 (fix_trunc<mode>_i387_with_temp): Ditto.
16474 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16475 operand 2 when operand 1 is memory operand.
16476 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16477 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16478 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16479 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16480 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16481 operands 2,3 and 4 when operand 1 is memory operand.
16482 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16484 (fistdi2_floor_with_temp): Ditto.
16485 (fist<mode>2_floor_with_temp): Ditto.
16486 (fistdi2_ceil_with_temp): Ditto.
16487 (fist<mode>2_ceil_with_temp): Ditto.
16488 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16490 2008-04-26 David Daney <ddaney@avtrex.com>
16492 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16494 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16495 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16496 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16497 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16498 (compare_and_swap_12): New insn.
16499 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16500 * config/mips/mips.c (mips_force_binary): New function.
16501 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16502 (mips_expand_compare_and_swap_12): New function.
16503 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16505 2008-04-25 Jan Hubicka <jh@suse.cz>
16508 * cfgexpand.c (pass_expand): Turn into RTL pass.
16509 * passes.c (execute_one_pass): Do pass typechecking after execution.
16510 * tree-pass.h (pass_expand): Turn into RTL pass.
16512 * function.h (struct rtl_data): Move here fields
16513 accesses_prior_frames, calls_eh_return, saves_all_registers,
16514 has_nonlocal_goto, has_asm_statement, is_thunk,
16515 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16516 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16517 arg_pointer_save_area_init from struct function; turn into bool.
16518 (struct function): Move
16519 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16520 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16521 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16522 tail_call_emit, arg_pointer_save_area_init
16523 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16524 (current_function_returns_struct, current_function_returns_pcc_struct,
16525 current_function_calls_setjmp, current_function_calls_alloca,
16526 current_function_accesses_prior_frames,
16527 current_function_calls_eh_return, current_function_is_thunk,
16528 current_function_stdarg, current_function_profile,
16529 current_function_limit_stack, current_function_uses_pic_offset_table,
16530 current_function_uses_const_pool, current_function_has_nonlocal_label,
16531 current_function_saves_all_registers,
16532 current_function_has_nonlocal_goto,
16533 current_function_has_asm_statement): Remove accesor macros.
16534 * ra-conflict.c (global_conflicts): Update.
16535 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16536 (suitable_for_tail_call_opt_p): Update.
16537 * builtins.c (expand_builtin_return_addr): Update.
16538 (expand_builtin_setjmp_setup): Update.
16539 (expand_builtin_nonlocal_goto): Update.
16540 * final.c (final_start_function): Update.
16541 (profile_function): Update.
16542 (leaf_function_p): Update.
16543 (only_leaf_regs_used): Update.
16544 * df-scan.c (df_get_exit_block_use_set): Update.
16545 * dojump.c (clear_pending_stack_adjust): Update.
16546 * tree-stdarg.c (gate_optimize_stdarg): Update.
16547 * gimple-low.c (lower_function_body): Update.
16548 * global.c (compute_regsets): Update.
16549 (global_alloc): Update.
16550 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16551 * expr.c (expand_assignment): Update.
16552 * dse.c (dse_step0): Update.
16553 (dse_step1): Update.
16554 * c-decl.c (store_parm_decls): Update.
16555 * local-alloc.c (combine_regs): Update.
16556 (find_free_reg): Update.
16557 * function.c (assign_parms_augmented_arg_list): Update.
16558 (assign_parm_find_data_types): Update.
16559 (assign_parms): Update.
16560 (allocate_struct_function): Update.
16561 (expand_function_start): Update.
16562 (expand_function_end): Update.
16563 (get_arg_pointer_save_area): Update.
16564 (thread_prologue_and_epilogue_insns): Update.
16565 (rest_of_match_asm_constraints): Update.
16566 * stor-layout.c (variable_size): Update.
16567 * gcse.c (gcse_main): Update.
16568 (bypass_jumps): Update.
16569 * gimplify.c (gimplify_function_tree): Update.
16570 * calls.c (emit_call_1): Update.
16571 (expand_call): Update.
16572 * bt-load.c (compute_defs_uses_and_gen): Update.
16573 * except.c (sjlj_assign_call_site_values): Update.
16574 (sjlj_emit_function_enter): Update.
16575 (can_throw_external): Update.
16576 (set_nothrow_function_flags): Update.
16577 (expand_builtin_unwind_init): Update.
16578 (expand_eh_return): Update.
16579 (convert_to_eh_region_ranges): Update.
16580 (output_function_exception_table): Update.
16581 * emit-rtl.c (gen_tmp_stack_mem): Update.
16582 * cfgexpand.c (expand_used_vars): Update.
16583 (tree_expand_cfg): Update.
16584 * cfgcleanup.c (rest_of_handle_jump): Update.
16585 * explow.c (allocate_dynamic_stack_space): Update.
16586 * varasm.c (assemble_start_function): Update.
16587 (force_const_mem): Update.
16588 (mark_constant_pool): Update.
16589 * tree-optimize.c (tree_rest_of_compilation): Update.
16590 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16591 * tree-cfg.c (notice_special_calls): Update.
16592 (is_ctrl_altering_stmt): Update.
16593 (tree_can_make_abnormal_goto): Update.
16594 (tree_purge_dead_abnormal_call_edges): Update.
16595 * config/alpha/predicates.md: Update.
16596 * config/alpha/alpha.c (alpha_sa_mask): Update.
16597 (alpha_sa_size): Update.
16598 (alpha_does_function_need_gp): Update.
16599 (alpha_expand_prologue): Update.
16600 (alpha_start_function): Update.
16601 (alpha_output_function_end_prologue): Update.
16602 (alpha_expand_epilogue): Update.
16603 * config/frv/frv.c (frv_stack_info): Update.
16604 (frv_expand_epilogue): Update.
16605 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16606 (s390_register_info): Update.
16607 (s390_frame_info): Update.
16608 (s390_init_frame_layout): Update.
16609 (s390_can_eliminate): Update.
16610 (save_gprs): Update.
16611 * config/spu/spu.c (spu_split_immediate): Update.
16612 (need_to_save_reg): Update.
16613 (spu_expand_prologue): Update.
16614 (spu_expand_epilogue): Update.
16615 * config/sparc/sparc.md: Update.
16616 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16617 (sparc_tls_got): Update.
16618 (legitimize_pic_address): Update.
16619 (sparc_emit_call_insn): Update.
16620 (sparc_expand_prologue): Update.
16621 (output_return): Update.
16622 (print_operand): Update.
16623 (sparc_function_ok_for_sibcall): Update.
16624 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16625 * config/m32r/m32r.md: Update.
16626 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16627 (m32r_compute_frame_size): Update.
16628 (m32r_expand_prologue): Update.
16629 (m32r_expand_epilogue): Update.
16630 (m32r_legitimize_pic_address): Update.
16631 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16632 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16633 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16634 (gen_push): Update.
16635 (ix86_save_reg): Update.
16636 (ix86_compute_frame_layout): Update.
16637 (ix86_expand_prologue): Update.
16638 (ix86_expand_epilogue): Update.
16639 * config/sh/sh.c (output_stack_adjust): Update.
16640 (calc_live_regs): Update.
16641 (sh5_schedule_saves): Update.
16642 (sh_expand_prologue): Update.
16643 (sh_expand_epilogue): Update.
16644 (sh_setup_incoming_varargs): Update.
16645 (sh_allocate_initial_value): Update.
16646 (sh_get_pr_initial_val): Update.
16647 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
16648 * config/sh/sh.md (label:): Update.
16649 * config/avr/avr.c (out_movhi_mr_r): Update.
16650 * config/crx/crx.h (enum): Update.
16651 * config/xtensa/xtensa.h (along): Update.
16652 * config/stormy16/stormy16.c Update.
16653 (xstormy16_compute_stack_layout): Update.
16654 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
16655 (fr30_expand_prologue): Update.
16656 * config/cris/cris.c (cris_conditional_register_usage): Update.
16657 (cris_reg_saved_in_regsave_area): Update.
16658 (cris_initial_frame_pointer_offset): Update.
16659 (cris_simple_epilogue): Update.
16660 (cris_expand_prologue): Update.
16661 (cris_expand_epilogue): Update.
16662 (cris_expand_pic_call_address): Update.
16663 (cris_asm_output_symbol_ref): Update.
16664 (cris_asm_output_label_ref): Update.
16665 * config/cris/cris.md Update.
16666 * config/iq2000/iq2000.c (compute_frame_size): Update.
16667 (iq2000_expand_epilogue): Update.
16668 * config/mt/mt.h (save_direction): Update.
16669 * config/mn10300/mn10300.c (mn10300_function_value): Update.
16670 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16671 (ia64_secondary_reload_class): Update.
16672 * config/m68k/m68k.c (m68k_save_reg): Update.
16673 (m68k_expand_prologue): Update.
16674 (m68k_expand_epilogue): Update.
16675 (legitimize_pic_address): Update.
16676 * config/rs6000/rs6000.c (rs6000_got_register): Update.
16677 (first_reg_to_save): Update.
16678 (first_altivec_reg_to_save): Update.
16679 (compute_vrsave_mask): Update.
16680 (compute_save_world_info): Update.
16681 (rs6000_stack_info): Update.
16682 (spe_func_has_64bit_regs_p): Update.
16683 (rs6000_ra_ever_killed): Update.
16684 (rs6000_emit_eh_reg_restore): Update.
16685 (rs6000_emit_allocate_stack): Update.
16686 (rs6000_emit_prologue): Update.
16687 (rs6000_emit_epilogue): Update.
16688 (rs6000_output_function_epilogue): Update.
16689 (output_profile_hook): Update.
16690 (rs6000_elf_declare_function_name): Update.
16691 * config/rs6000/rs6000.h (rs6000_args): Update.
16692 * config/rs6000/rs6000.md: Update.
16693 * config/mcore/mcore.c (mcore_expand_prolog): Update.
16694 * config/arc/arc.c (arc_output_function_epilogue): Update.
16695 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
16696 * config/darwin.c (machopic_function_base_name): Update.
16697 * config/score/score3.c (score3_compute_frame_size): Update.
16700 (score3_epilogue): Update.
16701 * config/score/score7.c (score7_compute_frame_size): Update.
16702 (score7_prologue): Update.
16703 (score7_epilogue): Update.
16704 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
16705 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16706 * config/arm/arm.c (use_return_insn): Update.
16707 (require_pic_register): Update.
16708 (arm_load_pic_register): Update.
16709 (arm_compute_save_reg0_reg12_mask): Update.
16710 (arm_compute_save_reg_mask): Update.
16711 (thumb1_compute_save_reg_mask): Update.
16712 (output_return_instruction): Update.
16713 (arm_output_function_prologue): Update.
16714 (arm_output_epilogue): Update.
16715 (arm_get_frame_offsets): Update.
16716 (arm_expand_prologue): Update.
16717 (thumb_pushpop): Update.
16718 (thumb_exit): Update.
16719 (thumb1_expand_prologue): Update.
16720 (thumb1_expand_epilogue): Update.
16721 (arm_unwind_emit): Update.
16722 (arm_output_fn_unwind): Update.
16723 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
16724 * config/arm/arm.md: Update.
16725 * config/pa/pa.md: Update.
16726 * config/pa/pa.c (legitimize_pic_address): Update.
16727 (compute_frame_size): Update.
16728 (hppa_expand_prologue): Update.
16729 (hppa_expand_epilogue): Update.
16730 (borx_reg_operand): Update.
16731 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
16732 (HARD_REGNO_RENAME_OK): Update.
16733 * config/mips/mips.c (mips_global_pointer): Update.
16734 (mips_save_reg_p): Update.
16735 (mips_compute_frame_info): Update.
16736 (mips_frame_pointer_required): Update.
16737 (mips_expand_prologue): Update.
16738 (mips_expand_epilogue): Update.
16739 (mips_can_use_return_insn): Update.
16740 (mips_reorg_process_insns): Update.
16741 * config/v850/v850.c (compute_register_save_size): Update.
16742 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
16743 * config/mmix/mmix.c (along): Update.
16744 (mmix_expand_epilogue): Update.
16745 * config/bfin/bfin.c (legitimize_pic_address): Update.
16746 (must_save_p): Update.
16747 (stack_frame_needed_p): Update.
16748 (add_to_reg): Update.
16749 (bfin_expand_prologue): Update.
16750 * stmt.c (expand_asm_operands): Update.
16751 * reload1.c (reload): Update.
16752 (init_elim_table): Update.
16754 2008-04-25 Bob Wilson <bob.wilson@acm.org>
16756 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
16758 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
16760 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
16761 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
16762 (mov<mode>): Removed.
16763 (*movv4sf_internal): Likewise.
16764 (*movv2df_internal): Likewise.
16766 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
16768 * config.gcc (crx-*-elf): Remove deprecation.
16770 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
16772 * config/i386/cygming-crtend.c (register_frame_ctor): Register
16773 __gcc_deregister_frame with atexit.
16774 (deregister_frame_dtor): Remove.
16776 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
16777 Nathan Sidwell <nathan@codesourcery.com>
16779 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16781 * config/rs6000/rs6000.h (rs6000_spe): Declare.
16782 (rs6000_isel): Likewise.
16783 * config/rs6000/rs6000.c (rs6000_spe): New variable.
16784 (rs6000_isel): New variable.
16785 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
16787 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16790 * c-common.c (handle_vector_size_attribute): Call
16791 lang_hooks.types.reconstruct_complex_type instead of
16792 reconstruct_complex_type.
16793 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
16794 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
16795 * langhooks.h (struct lang_hooks_for_types): Add
16796 reconstruct_complex_type hook.
16797 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
16798 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
16800 2008-04-24 Richard Guenther <rguenther@suse.de>
16802 * c-common.h (check_builtin_function_arguments): Declare.
16803 * c-common.c (validate_nargs): New function.
16804 (check_builtin_function_arguments): Likewise.
16805 * c-typeck.c (build_function_call): Call
16806 check_builtin_function_arguments.
16807 * builtins.c (fold_builtin_classify): Remove error reporting code.
16808 (fold_builtin_unordered_cmp): Likewise.
16809 (fold_builtin_1): Likewise.
16810 (fold_builtin_n): Likewise.
16812 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16814 PR tree-optimization/36008
16815 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
16816 the original op1, rather than delta by step.
16818 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
16819 Sebastian Pop <sebastian.pop@amd.com>
16821 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
16822 eliminate_local_variables_stmt, eliminate_local_variables,
16823 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
16824 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
16825 of code delimited by two edges in the CFG.
16826 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
16827 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
16828 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
16829 the case of parallelisation of reductions.
16830 (expr_invariant_in_region_p): New.
16832 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16833 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
16835 2008-04-24 Ira Rosen <irar@il.ibm.com>
16836 Richard Guenther <rguenther@suse.de>
16838 PR tree-optimization/36034
16839 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
16840 incapable of dealing with loads with gaps.
16842 2008-04-24 Rafael EspÃndola <espindola@google.com>
16844 * tree-flow.h (vrp_evaluate_conditional): Change signature.
16845 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16846 vrp_evaluate_conditional.
16847 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
16848 (vrp_evaluate_conditional): Split the cond argument.
16849 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
16850 (simplify_stmt_for_jump_threading): Update call to
16851 vrp_evaluate_conditional.
16853 2008-04-24 Ira Rosen <irar@il.ibm.com>
16855 PR tree-optimization/35982
16856 * tree-vect-analyze.c (vect_check_interleaving): Check that the
16857 interleaved data-refs are of the same type.
16859 2008-04-24 Danny Smith <dannysmith@users.net>
16861 * c-format.c (check_format_info_main): Use strncmp rather than a
16862 magic prefix to handle multichar length specs.
16863 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
16864 Don't prefix "I64" and "I32" with '\0'.
16866 2008-04-24 Jakub Jelinek <jakub@redhat.com>
16869 * config/i386/i386.c (init_cumulative_args): Don't pass anything
16870 in registers for -m32 only if stdarg_p (fntype).
16872 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
16874 PR rtl-optimization/36006
16875 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
16876 temp to op0 in order to avoid invalid rtx sharing.
16878 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
16880 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
16881 check TREE_INVARIANT.
16882 * tree-gimple.c (is_gimple_address): New.
16883 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
16884 * tree-gimple.h (is_gimple_address): New.
16885 * tree.h (decl_address_invariant_p): New.
16886 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16887 (build_string): Likewise.
16888 (decl_address_invariant_p): New, from is_gimple_invariant_address.
16889 (tree_invariant_p_1): Likewise.
16890 (save_expr): Use it.
16891 (tree_invariant_p): New.
16892 (skip_simple_arithmetic): Use it.
16893 (stabilize_reference_1): Use it.
16894 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
16896 (build1_stat): Drop code to compute TREE_INVARIANT.
16897 (build2_stat): Drop code to compute TREE_INVARIANT.
16898 (build3_stat): Drop code to compute TREE_INVARIANT.
16899 (build4_stat): Drop code to compute TREE_INVARIANT.
16900 (build5_stat): Drop code to compute TREE_INVARIANT.
16901 (build7_stat): Drop code to compute TREE_INVARIANT.
16902 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
16903 * tree.h (struct tree_base): Remove invariant_flag.
16904 (TREE_INVARIANT): Remove.
16905 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
16906 (fold_builtin_expect): Check TREE_CONSTANT.
16907 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
16908 * c-tree.h (c_expr_to_decl): Drop third parameter.
16909 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
16910 (build_c_cast): Don't set TREE_INVARIANT.
16911 (pop_init_level): Don't set TREE_INVARIANT.
16912 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
16913 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
16915 (gimplify_init_constructor): Don't set TREE_INVARIANT.
16916 (gimplify_addr_expr): Adjust comment.
16917 * tree-mudflap.c (mf_build_string):
16918 * print-tree.c (print_node): Don't print TREE_INVARIANT.
16919 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
16920 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
16921 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
16922 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
16923 * langhooks.h (struct lang_hooks): Drop third parameter from
16926 2008-04-23 Richard Guenther <rguenther@suse.de>
16928 PR tree-optimization/27799
16929 PR tree-optimization/32921
16930 PR tree-optimization/32624
16931 * tree-ssa-structalias.c (merge_smts_into): Only merge the
16932 SMTs aliases and the tag itself into the solution.
16933 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
16934 merge the points-to solution back into the SMT aliases.
16935 (may_alias_p): Use alias_set_subset_of instead of
16936 aliases_conflict_p. A pointer which points to
16937 memory with alias set zero may access any variable.
16939 2008-04-23 Richard Guenther <rguenther@suse.de>
16941 * alias.c (alias_set_subset_of): Correctly handle asking
16942 if zero is a subset of an alias set with zero child.
16943 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
16944 (compute_flow_insensitive_aliasing): Correctly walk all
16945 pointers. Do not unnecessarily union sets.
16947 2008-04-23 Richard Guenther <rguenther@suse.de>
16949 PR middle-end/36021
16950 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
16952 2008-04-22 Tomas Bily <tbily@suse.cz>
16954 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
16956 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
16958 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16959 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16960 * tree-inline.c (estimate_num_insns_1): Likewise.
16961 * varasm.c (const_hash_1, compare_constant, copy_constant)
16962 (compute_reloc_for_constant, output_addressed_constants): Likewise.
16963 * emit-rtl.c (component_ref_for_mem_expr)
16964 (set_mem_attributes_minus_bitpos): Likewise.
16965 * expr.c (highest_pow2_factor, expand_expr_real_1, )
16966 (is_aligning_offset): Likewise.
16967 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
16968 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16969 * dojump.c (do_jump): Likewise.
16970 * builtins.c (get_pointer_alignment, get_memory_rtx)
16971 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
16972 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
16974 2008-04-23 Jakub Jelinek <jakub@redhat.com>
16976 PR rtl-optimization/36017
16977 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
16978 expanding the library call.
16980 2008-04-22 Ian Lance Taylor <iant@google.com>
16982 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
16983 than size_in_bytes.
16985 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
16987 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
16988 of LR/CTR moves for Power6.
16990 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16992 PR middle-end/36003
16993 * passes.c (init_optimization_passes): Remove
16994 pass_fast_rtl_byte_dce.
16996 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
16999 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17000 builtin functions to generate faster code.
17001 (_mm_cvtpu16_ps): Ditto.
17002 (_mm_cvtpi32x2_ps): Ditto.
17004 2008-04-22 Nick Clifton <nickc@redhat.com>
17006 * common.opt (ftree-loop-distribution): Add Optimization
17009 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17010 (frv_expand_builtin_va_start): Likewise.
17012 * config/arm/arm.c (thumb_find_work_register): Fix location of
17013 argument register count.
17015 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17017 Support scheduling for ColdFire V1 and V3 microarchitecture.
17018 Improve scheduling of multiplication instructions.
17020 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17021 (mac): New instruction attribute.
17022 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17023 (m68k_sched_mac): New variable.
17024 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17025 Handle cfv1 and cfv3.
17026 (max_insn_size): New static variable.
17027 (struct _sched_ib): New type.
17028 (sched_ib): New static variable.
17029 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17030 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17031 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17033 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17034 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17035 new variables. Update.
17036 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17037 Add modeling of cfv3 instruction buffer. Update.
17038 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17039 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17040 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17041 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17042 a particular reservation applies to.
17043 (type2): Reorganize attribute values. Rename alu to alu_reg,
17044 alu_l to alu, move_l to omove. Join move to alu. Split mul
17045 to mul_l and mul_w.
17046 (cf_ib_*): Simplify description of instruction buffer.
17047 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17048 (cf_mem): Split into cf_mem1 and cf_mem2.
17049 (cf_v2_move_??): Rename to cfv12_alu_??.
17050 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17051 (cf_v2_mul_??): Remove reservations.
17052 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17053 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17054 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17056 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17057 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17058 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17059 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17060 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17061 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17062 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17063 expansions of the above reservations for instructions of sizes
17066 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17068 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17070 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17072 * coverage.c: Include tree-pass.h.
17073 (coverage_counter_alloc): Print da_file_name to the dump file.
17075 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17077 * sbitmap.c (sbitmap_range_empty_p): New function.
17078 * sbitmap.h (sbitmap_range_empty_p): New function.
17079 * bitmap.h: Now includes obstack.h.
17081 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17082 Kenneth Zadeck <zadeck@naturalbridge.com>
17084 * dbgcnt.def (ra_byte_scan): Added.
17085 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17086 when the last hit happens for a counter.
17087 * timevar.def (TV_DF_BYTE_LR): New variable.
17088 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17089 * passes.c (pass_fast_rtl_byte_dce): New pass.
17090 * fwprop.c (update_df): Added mode to call df_ref_create.
17091 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17092 DF_REF_EXTRACT_OFFSET.
17093 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17094 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17096 (df_ref_extract): Added mode field.
17097 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17098 DF_REF_EXTRACT_OFFSET.
17099 (DF_REF_EXTRACT_MODE): New macro.
17100 (df_byte_lr_bb_info): New structure.
17101 (df_print_byte_regset, df_compute_accessed_bytes,
17102 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17103 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17104 df_byte_lr_simulate_uses,
17105 df_byte_lr_simulate_artificial_refs_at_top,
17106 df_byte_lr_simulate_artificial_refs_at_end,
17107 df_compute_accessed_bytes): New function.
17108 (df_ref_create): Add parameter.
17109 (df_byte_lr_get_bb_info): New inline function.
17110 * df-scan.c (df_ref_record, df_uses_record,
17111 df_ref_create_structure): Added mode parameter.
17112 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17113 df_defs_record, df_uses_record, df_get_conditional_uses,
17114 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17115 df_entry_block_defs_collect, df_exit_block_uses_collect):
17116 Added mode parameter to calls to df_ref_record, df_uses_record,
17117 df_ref_create_structure.
17118 (df_ref_equal_p, df_ref_compare): Added test for modes.
17119 (df_ref_create_structure): Added code to set mode. Renamed
17120 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17121 DF_REF_EXTRACT_OFFSET.
17122 * df-core.c (df_print_byte_regset): New function.
17123 * df-byte-scan.c: New file.
17124 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17125 calls to BITMAP_FREE.
17126 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17127 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17128 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17129 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17130 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17131 df_byte_lr_local_compute, df_byte_lr_init,
17132 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17133 df_byte_lr_transfer_function, df_byte_lr_free,
17134 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17135 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17136 df_byte_lr_simulate_uses,
17137 df_byte_lr_simulate_artificial_refs_at_top,
17138 df_byte_lr_simulate_artificial_refs_at_end): New function.
17139 * dce.c (byte_dce_process_block): New function.
17140 (dce_process_block): au is now passed in rather than computed
17141 locally. Changed loops that look at artificial defs to not look
17142 for conditional or partial ones, because there never are any.
17143 (fast_dce): Now is able to drive byte_dce_process_block or
17144 dce_process_block depending on the kind of dce being done.
17145 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17146 (rest_of_handle_fast_byte_dce): New function.
17147 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17148 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17150 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17153 * gcc.h: Added fortran options that take arguments to
17154 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17157 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17159 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17160 scalarization if on the LHS and not a full access.
17162 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17164 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17166 2008-04-18 Rafael EspÃndola <espindola@google.com>
17168 * tree-vrp.c (find_case_label_index): Fix the binary search.
17169 (find_case_label_range): New.
17170 (vrp_visit_switch_stmt): Use find_case_label_range.
17171 (simplify_switch_using_ranges): Use find_case_label_range.
17173 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17175 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17176 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17178 2008-04-18 Tom Tromey <tromey@redhat.com>
17181 * doc/cpp.texi (Implementation-defined behavior): Mention
17184 2008-04-18 Ian Lance Taylor <iant@google.com>
17186 * fold-const.c (pointer_may_wrap_p): New static function.
17187 (fold_comparison): Add another test for pointer overflow. Use
17188 pointer_may_wrap_p to disable some false positives.
17190 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17192 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17193 (fname_as_string): Match updated cpp_interpret_string prototype.
17194 (fix_string_type): Support char16_t* and char32_t*.
17195 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17196 derivative) nodes. Register as builtin if C++0x.
17197 (c_parse_error): Support CPP_CHAR{16,32}.
17198 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17199 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17200 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17201 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17202 CTI_CHAR32_ARRAY_TYPE>: New elements.
17203 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17204 char32_type_node, signed_char32_type_node, char16_array_type_node,
17205 char32_array_type_node): New defines.
17206 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17207 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17208 (lex_string): Support CPP_STRING{16,32}, match updated
17209 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17210 (lex_charconst): Support CPP_CHAR{16,32}.
17211 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17212 and CPP_STRING{16,32}.
17214 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17217 * aclocal.m4: Regenerate.
17218 * configure: Regenerate.
17220 2008-04-18 Jan Hubicka <jh@suse.cz>
17222 * except.c (dw2_size_of_call_site_table,
17223 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17225 * cgraphbuild.c (build_cgraph_edges): Update.
17226 * tree-pass.h: Update comment.
17227 * final.c (leaf_function_p): Update.
17228 (leaf_renumber_regs): Update.
17229 (rest_of_clean_state): Update.
17230 * omp-low.c (expand_omp_parallel): Update.
17231 * ipa-reference.c (analyze_function): Update.
17232 * reorg.c (find_end_label): Update.
17233 (optimize_skip): Update.
17234 (fill_simple_delay_slots): Update.
17235 (fill_simple_delay_slots): Update.
17236 (make_return_insns): Update.
17237 (dbr_schedule): Update.
17238 * gimple-low.c (record_vars_into): Update.
17239 * cfgbuild.c (make_edges): Update.
17240 * function.c (assign_stack_local): Update.
17241 (assign_parm_adjust_stack_rtl): Update.
17242 (locate_and_pad_parm): Update.
17243 (allocate_struct_function): Do not initialize stack_alignment_needed
17244 and preferred_stack_boundary here.
17245 (stack_protect_prologue): Update.
17246 (stack_protect_epilogue): Update.
17247 (expand_function_start): Initialize stack_alignment_needed,
17248 preferred_stack_boundary and max_jumptable_ents.
17249 (expand_function_end): Update.
17250 (free_after_compilation): Do not NULLify epilogue_delay_list.
17251 * function.h (struct rtl_data): Add stack_protect_guard,
17252 stack_alignment_needed,
17253 preferred_stack_boundary, epilogue_delay_list.
17254 (struct function): Remove value_histograms, stack_alignment_needed,
17255 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17257 unexpanded_var_list, stack_protect_guard.
17258 (current_function_epilogue_delay_list): Remove.
17259 * ipa-type-escape.c (analyze_function): Update.
17260 * gimplify.c (pop_gimplify_context): Update comment.
17261 * calls.c (expand_call): Update.
17262 (emit_library_call_value_1): Update.
17263 * except.c (set_nothrow_function_flags): Update.
17264 * cfgexpand.c (get_decl_align_unit): Update.
17265 (create_stack_guard): Update.
17266 (estimated_stack_frame_size): Update.
17267 (expand_used_vars): Update.
17268 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17269 * explow.c (allocate_dynamic_stack_space): Update.
17270 * tree-ssa-live.c (remove_unused_locals): Update.
17271 * varasm.c (mark_constant_pool): Update.
17272 * tree-inline.c (remap_decls): Update.
17273 (initialize_cfun): Update.
17274 (declare_return_variable): Update.
17275 (inline_forbidden_p): Update.
17276 (expand_call_inline): Update.
17277 (declare_inline_vars): Update.
17278 (tree_function_versioning): Update.
17279 * tree-flow.h (value_histograms): New.
17280 (VALUE_HISTOGRAMS): New macro.
17281 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17283 * tree-cfg.c (set_bb_for_stmt): Update.
17284 (replace_by_duplicate_decl): Update.
17285 (move_block_to_fn): Update.
17286 (new_label_mapper): Update.
17287 (dump_function_to_file): Update.
17288 * ipa-struct-reorg.c (build_data_structure): Update.
17289 * cfgrtl.c (print_rtl_with_bb): Update.
17290 * reload1.c (reload): Update.
17292 * config/i386/i386.c (setup_incoming_varargs_64,
17293 ix86_compute_frame_layout): Update.
17294 * config/arc/arc.c (arc_output_function_epilogue): Update.
17296 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17298 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17299 for FreeBSD as well.
17300 * gthr-posix95.h: Likewise.
17302 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17304 PR rtl-optimization/35838
17305 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17306 out the byte offset of the first subreg.
17308 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17310 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17311 to split_ti instead of three separate calls with single member arrays.
17312 (subti3 splitter): Ditto.
17313 (adddi3 splitter): Ditto with split_di.
17314 (subdi3 splitter): Ditto.
17315 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17316 two separate calls with single member arrays. Swap match_dup
17317 operands 1 and 2 to better fit into the array.
17318 (negdi2 splitter): Ditto with split_di.
17319 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17320 two separate calls with single member arrays. Swap match_dup operands
17321 6 and 7 to better fit into the array.
17323 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17325 * config/i386/i386.c (sse_builtin_type): New.
17326 (bdesc_sse_args): Likewise.
17327 (bdesc_sse_3arg): Removed.
17328 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17329 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17330 IX86_BUILTIN_ROUNDPS.
17331 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17332 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17333 IX86_BUILTIN_ROUNDPS.
17334 (ix86_expand_sse_4_operands_builtin): Removed.
17335 (ix86_expand_sse_operands_builtin): New.
17336 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17337 and CODE_FOR_sse4_1_roundps.
17338 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17339 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17341 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17344 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17345 regs before frame pop when needed. If use_backchain_to_restore_sp
17346 then load backchain into a temp reg to restore vr and vrsave. Add
17347 code to restore vr after frame pop if possible.
17349 2008-04-17 Richard Guenther <rguenther@suse.de>
17351 * tree-vn.c (expressions_equal_p): Do not check type
17352 equality or compatibility before calling operand_equal_p.
17353 * fold-const.c (operand_equal_p): Check equivalence of
17354 integer constants before bailing out due to signedness or
17355 precision differences.
17356 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17357 spurious differences in type qualification. Ignore types
17358 for COMPONENT_REFs at all.
17360 2008-04-17 Christian Bruel <christian.bruel@st.com>
17362 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17363 msw_skip comparison.
17365 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17368 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17371 PR tree-optimization/35899
17372 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17373 rather than TREE_OPERAND.
17375 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17378 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17379 temporary registers. Change operand predicate to general_operand.
17380 (remainderxf3): Ditto.
17382 2008-04-16 Richard Guenther <rguenther@suse.de>
17384 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17385 * tree-affine.c (aff_combination_expand): Look through some
17388 2008-04-15 Doug Kwan <dougkwan@google.com>
17390 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17392 * tree-pretty-print.c (dump_generic_node): Ditto.
17393 * final.c (output_addr_const): Ditto.
17394 * dwarf2out.c (output_cfi): Ditto.
17395 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17396 * print-rtl.c (print_rtx): Ditto.
17397 * print-tree.c (print_node_brief, print_node): Ditto.
17398 * c-common.c (match_case_to_enum_1): Ditto.
17399 * sched-vis.c (print_value): Ditto.
17400 * config/i386/i386.c (print_operand): Cast to long unsigned int
17403 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17404 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17405 MS Windows VirtualProtect function.
17407 2008-04-15 Jan Hubicka <jh@suse.cz>
17409 * gengtype.c (write_root): Param_is argument is OK.
17410 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17411 * function.h: Include varray.h
17412 (rtl_eh): New stucture based on except.c one.
17413 (call_site_record): New forward declaration and vector type.
17414 * calls.c (emit_call_1): Do not call
17415 note_current_region_may_contain_throw.
17416 * except.c (eh_status): Remove cur_region, try_region since they are
17418 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17419 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17420 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17421 Remove call_site_data_used, call_site_data_size.
17422 Turn call_site_record into vector in function.h.
17423 (note_current_region_may_contain_throw): Remove.
17424 (get_exception_pointer, get_exception_filter): Do not take struct
17425 function argument; update.
17426 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17427 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17428 build_post_landing_pads, dw2_build_landing_pads,
17429 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17430 sjlj_emit_function_enter, sjlj_emit_function_enter,
17431 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17432 sjlj_build_landing_pads, finish_eh_generation,
17433 remove_exception_handler_label, remove_eh_handler,
17434 maybe_remove_eh_handler, add_reachable_handler,
17435 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17436 add_action_record, collect_one_action_chain, add_call_site,
17437 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17438 sjlj_output_call_site_table, output_function_exception_table,
17439 * except.h (note_current_region_may_contain_throw): Remove
17440 (get_exception_pointer, get_exception_filter): Do not take struct
17442 * Makefile.in (GTFILES): Put varargs before struct function.
17444 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17446 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17447 punt for STRING_CST.
17448 (get_constraint_for): Deal with STRING_CST here instead.
17450 2008-04-15 Richard Guenther <rguenther@suse.de>
17452 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17453 statements in a basic-block with a backward walk. Do not
17454 substitute into dead statements but instead remove those.
17456 2008-04-15 Richard Guenther <rguenther@suse.de>
17458 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17459 to zero, thus disable creation of SFTs.
17461 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17463 * tree-predcom.c (suitable_reference_p): Return false if the
17464 reference can throw.
17466 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17469 * c-decl.c (finish_decl): If extern or static var has variable
17470 size, set TREE_TYPE (decl) to error_mark_node.
17472 2008-04-15 Rafael EspÃndola <espindola@google.com>
17474 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17477 2008-04-15 Richard Guenther <rguenther@suse.de>
17479 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17480 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17481 (visit_reference_op_load): Do walk vuse-vdef chains on
17482 vn_reference_lookup.
17483 (visit_reference_op_store): But do not here.
17484 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17485 vn_reference_lookup.
17486 (vn_lookup_with_vuses): But do so here.
17488 2008-04-14 Ian Lance Taylor <iant@google.com>
17490 * fold-const.c (fold_overflow_warning): Remove assertion.
17492 2008-04-15 Ben Elliston <bje@au.ibm.com>
17494 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17495 temp1 local variables.
17497 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17500 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17501 ".text.unlikely" section as executable.
17503 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17505 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17506 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17507 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17508 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17509 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17510 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17511 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17513 2008-04-14 Ian Lance Taylor <iant@google.com>
17515 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17516 * fold-const.c (fold_comparison): If appropriate, test
17517 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17518 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17519 reassociating a pointer type.
17520 * doc/invoke.texi (Optimize Options): Document that
17521 -fstrict-overflow applies to pointer wraparound.
17523 2008-04-13 Jan Hubicka <jh@suse.cz>
17525 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17527 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17529 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17530 we are going to "save the world".
17532 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17534 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17535 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17536 operand 0 constraint, not "=".
17538 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17540 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17542 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17544 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17545 of size of positions_needed * CHAR_BIT.
17547 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17549 PR middle-end/35897
17550 * dse.c (store_info): Change positions_needed to unsigned
17552 (lowpart_bitmask): New.
17553 (record_store): Cast to unsigned HOST_WIDE_INT for
17554 positions_needed. Assert width <= size of positions_needed *
17555 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17556 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17557 lowpart_bitmask to set mask.
17559 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17561 * config/bfin/constraints.md: New file.
17562 * config/bfin/bfin.md: Include it.
17563 (adddi3): Use satisfies_constraint functions instead of the old macros.
17564 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17565 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17566 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17567 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17568 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17569 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17570 EXTRA_CONSTRAINT): Delete.
17571 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17572 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17574 * config/bfin/bfin.c: Include "tm-constrs.h".
17575 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17576 Use satisfies_constraint functions instead of the old macros.
17577 * doc/md.texi (Blackfin Constraints): Update file name reference.
17579 2008-04-11 Richard Guenther <rguenther@suse.de>
17581 PR tree-optimization/35869
17582 * tree-vrp.c (execute_vrp): Move switch statement update after
17583 jump threading. Schedule another cfg cleanup run.
17585 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17588 * attribs.c (decl_attributes): Return early on errorneous node.
17590 2008-04-10 Oleg Ryjkov <olegr@google.com>
17592 * tree.h (struct tree_base): Added a new flag default_def_flag.
17593 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17595 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17597 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17599 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17602 * pa.md: Define mode iterator P. Define mode attribute dwc.
17603 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17604 (icacheflush): Likewise.
17605 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17606 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17608 2008-04-11 Ben Elliston <bje@au.ibm.com>
17610 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17612 2008-04-10 Rafael EspÃndola <espindola@google.com>
17614 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17615 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17616 (extract_range_from_expr): The same.
17618 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17620 * config/mips/mips.md (GPR2): New mode iterator.
17621 (seq): Add comment.
17622 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17623 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17624 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17625 Rewrite these to take two modes, the mode of comparison and the
17626 mode of the destination.
17627 * config/mips/mips.c (mips_expand_scc): Instead of having
17628 paradoxical subreg as destination, expand "narrowing" scc if mode
17629 of comparison is SI and target is requested in DI mode.
17630 (mips_emit_int_order_test): Update comment. Make mode of
17631 comparison match CMP0 rather than TARGET. When creating inverse
17632 target use mode of TARGET.
17634 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17636 * gcov-dump.c (tag_summary): Only print summaries for the first
17637 GCOV_COUNTERS_SUMMABLE counters.
17639 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17641 * config/i386/i386.md (absneg): New code iterator.
17642 (absnegprefix): New code attribute.
17643 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17644 patterns using absneg code iterator.
17645 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17646 using absneg code iterator.
17647 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
17648 *neg<mode>2 patterns using absneg code iterator.
17649 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17650 *negextendsfdf2 patterns using absneg code iterator.
17651 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
17652 *negextendsfxf2 patterns using absneg code iterator.
17653 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17654 *negextendsfdf2 patterns using absneg code iterator.
17655 * config/i386/sse.md (<code><mode>2): Macroize expander from
17656 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
17658 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
17660 * config/s390/s390.h: Remove the remains of the recent search
17661 & replace action of current_function_outgoing_args_size.
17663 2008-04-10 Ira Rosen <irar@il.ibm.com>
17665 PR tree-optimization/35821
17666 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
17667 NEW_STMT_LIST is not NULL.
17669 2008-04-09 David Edelsohn <edelsohn@gnu.org>
17672 * toplev.c (process_options): Remove -ffunction-sections debugging
17675 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
17677 PR middle-end/PR28690
17678 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
17679 than gen_rtx_fmt_ee to perform more canonicalizations.
17681 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17684 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
17686 2008-04-09 Richard Guenther <rguenther@suse.de>
17688 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
17689 (dump_function_to_file): Dump function arguments with types.
17691 2008-04-08 Richard Guenther <rguenther@suse.de>
17693 * fold-const.c (fold_widened_comparison): Do not allow
17694 sign-changes that change the result.
17696 2008-04-08 Janis Johnson <janis187@us.ibm.com>
17699 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
17700 kinds of indirect references.
17702 2008-04-08 David Edelsohn <edelsohn@gnu.org>
17704 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
17705 GNU Fortran language string.
17707 2008-04-08 Rafael EspÃndola <espindola@google.com>
17709 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
17710 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
17711 * tree.h (tree_call_nonnegative_warnv_p): New.
17713 2008-04-08 Jan Hubicka <jh@suse.cz>
17715 * function.c (free_after_compilation): Clear out regno_reg_rtx
17718 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
17721 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17723 PR middle-end/PR28690
17724 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
17725 same precedence as REG_POINTER and MEM_POINTER operands.
17727 2008-04-08 Richard Guenther <rguenther@suse.de>
17729 PR middle-end/35834
17730 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
17731 for adding index to base.
17733 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
17735 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
17736 (MINGW_ENABLE_EXECUTE_STACK): New.
17737 (IN_LIBGCC2): For libgcc include windows.h file for
17738 function declarations.
17740 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
17742 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
17743 and tem2 if tem1 is not a REG or MULT.
17745 2008-04-08 Jan Hubicka <jh@suse.cz>
17747 * function.h (incomming_args): Break out of struct function.
17748 (function_subsections): Break out of struct function.
17749 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
17750 return_rtx and hard_reg_initial_vals from struct function.
17751 Kill inl_max_label_num.
17752 (current_function_pops_args, current_function_args_info,
17753 current_function_args_size, current_function_args_size,
17754 current_function_pretend_args_size,
17755 current_function_outgoing_args_size,
17756 current_function_internal_arg_pointer, current_function_return_rtx):
17757 Kill compatibility accestor macros.
17758 * builtins.c (expand_builtin_apply_args_1): Update.
17759 (expand_builtin_next_arg): Update.
17760 * df-scan.c (df_get_call_refs): Update.
17761 * dbxout.c (dbxout_function_end): Update.
17762 * dwarf2out.c (dwarf2out_switch_text_section): Update.
17763 (output_line_info): Update.
17764 (secname_for_decl): Update.
17765 (dwarf2out_var_location): Update.
17766 * function.c (free_after_compilation): Update.
17767 (assign_parm_find_stack_rtl): Update.
17768 (assign_parms): Update.
17769 (expand_dummy_function_end): Update.
17770 (expand_function_end): Update.
17771 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
17772 (expand_call): Update.
17773 (emit_library_call_value_1): Update.
17774 (store_one_arg): Update.
17775 * varasm.c (initialize_cold_section_name): Update.
17776 (unlikely_text_section): Update.
17777 (unlikely_text_section_p): Update.
17778 (assemble_start_function): Update.
17779 (assemble_end_function): Update.
17780 (default_section_type_flags): Update.
17781 (switch_to_section): Update.
17782 * integrate.c (set_decl_abstract_flags): Update.
17783 (get_hard_reg_initial_val): Update.
17784 (has_hard_reg_initial_val): Update.
17785 (allocate_initial_values): Update.
17786 * resource.c (init_resource_info): Update.
17787 * config/alpha/alpha.c (NUM_ARGS): Update.
17788 (direct_return): Update.
17789 (alpha_va_start): Update.
17790 (alpha_sa_size): Update.
17791 (alpha_initial_elimination_offset): Update.
17792 (alpha_expand_prologue): Update.
17793 (alpha_start_function): Update.
17794 (alpha_expand_epilogue): Update.
17795 (unicosmk_initial_elimination_offset):
17796 * config/alpha/alpha.md (call expander): Update.
17797 * config/s390/s390.c (s390_register_info): Update.
17798 (s390_register_info): Update.
17799 (s390_frame_info): Update.
17800 (s390_initial_elimination_offset): Update.
17801 (s390_build_builtin_va_list): Update.
17802 (s390_va_start): Update.
17803 * config/spu/spu.c (direct_return): Update.
17804 (spu_expand_prologue): Update.
17805 (spu_initial_elimination_offset): Update.
17806 (spu_build_builtin_va_list): Update.
17807 (spu_va_start): Update.
17808 * config/sparc/sparc.c (sparc_init_modes): Update.
17809 (sparc_compute_frame_size): Update.
17810 (function_value): Update.
17811 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
17812 * config/i386/i386.md (return expander): Update.
17813 * config/i386/i386.c (ix86_va_start): Update.
17814 (ix86_can_use_return_insn_p): Update.
17815 (ix86_compute_frame_layout): Update.
17816 (ix86_expand_epilogue): Update.
17817 * config/sh/sh.c (output_stack_adjust): Update.
17818 (calc_live_regs): Update.
17819 (sh_expand_prologue): Update.
17820 (sh_builtin_saveregs): Update.
17821 (sh_va_start): Update.
17822 (initial_elimination_offset): Update.
17823 (sh_allocate_initial_value): Update.
17824 (sh_function_ok_for_sibcall): Update.
17825 (sh_get_pr_initial_val): Update.
17826 * config/sh/sh.md (return expander): Update.
17827 * config/avr/avr.c (frame_pointer_required_p): UPdate.
17828 * config/crx/crx.c (crx_compute_frame): UPdate.
17829 (crx_initial_elimination_offset): UPdate.
17830 * config/xtensa/xtensa.c (compute_frame_size): Update
17831 (xtensa_builtin_saveregs): Update.
17832 (xtensa_va_start): Update.
17833 (order_regs_for_local_alloc): Update.
17834 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
17835 (xstormy16_expand_builtin_va_start): Update.
17836 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
17837 * config/m68hc11/m68hc11.md (return expanders): Update.
17838 * config/m68hc11/m68hc11.c (expand_prologue): Update.
17839 (expand_epilogue): Update.
17840 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
17841 (cris_simple_epilogue): Update.
17842 (cris_expand_prologue): Update.
17843 (cris_expand_epilogue): Update.
17844 * config/iq2000/iq2000.c (iq2000_va_start): Update.
17845 (compute_frame_size): Update.
17846 * config/mt/mt.c (mt_compute_frame_size): Update.
17847 * config/mn10300/mn10300.c (expand_prologue): Update.
17848 (expand_epilogue): Update.
17849 (initial_offset): Update.
17850 (mn10300_builtin_saveregs):
17851 * config/mn10300/mn10300.md (return expander): Update.
17852 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17853 (ia64_initial_elimination_offset): Update.
17854 (ia64_initial_elimination_offset): Update.
17855 (ia64_expand_prologue): Update.
17856 * config/m68k/m68k.md (return expander): Update.
17857 * config/rs6000/rs6000.c (rs6000_va_start): Update.
17858 (rs6000_stack_info): Update.
17859 * config/mcore/mcore.c (layout_mcore_frame): Update.
17860 (mcore_expand_prolog): Update.
17861 * config/arc/arc.c (arc_compute_frame_size): Update.
17862 * config/score/score3.c (score3_compute_frame_size): Update.
17863 * config/score/score7.c (score7_compute_frame_size): Update.
17864 * config/arm/arm.c (use_return_insn): Update.
17865 (thumb_find_work_register): Update.
17866 (arm_compute_save_reg_mask): Update.
17867 (arm_output_function_prologue): Update.
17868 (arm_output_epilogue): Update.
17869 (arm_size_return_regs): Update.
17870 (arm_get_frame_offsets): Update.
17871 (arm_expand_prologue): Update.
17872 (thumb_exit): Update.
17873 (thumb_unexpanded_epilogue): Update.
17874 (thumb1_output_function_prologue): Update.
17875 * config/pa/pa.md (return expander): Update.
17876 * config/pa/pa.c (compute_frame_size): Update.
17877 (hppa_builtin_saveregs): Update.
17878 * config/mips/mips.c (mips_va_start): Update.
17879 (mips16_build_function_stub): Update.
17880 (mips_compute_frame_info): Update.
17881 (mips_restore_gp): Update.
17882 (mips_output_function_prologue): Update.
17883 (mips_expand_prologue): Update.
17884 * config/v850/v850.c (compute_frame_size): Update.
17885 (expand_prologue): * config/mmix/mmix.c (along): update.
17886 (mmix_initial_elimination_offset): update.
17887 (mmix_reorg): update.
17888 (mmix_use_simple_return): update.
17889 (mmix_expand_prologue): update.
17890 (mmix_expand_epilogue): Update.
17891 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
17892 (emit_link_insn): Update.
17894 2008-04-08 Anatoly Sokolov <aesok@post.ru>
17896 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
17897 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
17899 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
17902 2008-04-07 Jan Hubicka <jh@suse.cz>
17904 * function.h (rtl): Rename to x_rtl.
17905 (crtl): New define.
17906 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17907 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17908 used_temp_slots avail_temp_slots, temp_slot_level,
17909 nonlocal_goto_handler_labels): Update accesstors.
17910 (rtl): New global variable.
17911 (struct function): Move some fileds to rtl_data.
17912 (get_arg_pointer_save_area): Update prototype.
17913 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17914 get_arg_pointer_save_area.
17915 * expr.c (init_expr): Update
17916 * function.c (get_frame_size): Update
17917 (assign_stack_local): Update
17918 (expand_function_end): Update.
17919 (get_art_pointer_save_area): Update
17921 * emit-rtl.c (rtl): Declare.
17922 (regno_reg_rtx): Declare.
17923 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17925 (gen_reg_rtx): Update.
17926 * varasm.c (n_deferred_constatns): Update accestor.
17927 (init_varasm_status): Do not allocate varasm_status.
17928 (force_const_mem, get_pool_size, output_constant_pool): Update.
17929 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17930 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17931 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
17932 * sparc/sparc.h (INIT_EXPANDERS): Update.
17933 * ia64/ia64.h (INIT_EXPANDERS): Update.
17935 2008-04-07 James E. Wilson <wilson@tuliptree.org>
17937 * reload.c (push_secondary_reload): Add missing break to for loop.
17939 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
17941 PR middle-end/PR28690
17942 * rtlanal.c: Update copyright years.
17943 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
17944 as REG_POINTER and MEM_POINTER operands.
17945 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
17946 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
17947 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
17948 * gcse.c: Update copyright years.
17949 (pre_delete): Call gen_reg_rtx_and_attrs.
17950 (hoist_code): Likewise.
17951 (build_store_vectors): Likewise.
17952 (delete_store): Likewise.
17953 * loop-invariant.c (move_invariant_reg): Likewise.
17954 Update copyright years.
17956 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
17958 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
17959 control string instead of quoted.
17961 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17963 * doc/rtl.texi: Rewrite of subreg section.
17965 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
17968 * config/i386/i386.c (legitimize_pic_address): Add treating
17969 of dllimport SYM_REF's.
17970 (legitimize_dllimport_symbol): Add prototype.
17972 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17974 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
17975 reference in constructor with non self-referential type.
17977 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
17979 Removal of Return with Depressed Stack Pointer support
17980 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
17981 (ECF_SP_DEPRESSED): Likewise.
17982 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
17983 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
17984 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17985 (expand_call): Do not test ECF_SP_DEPRESSED.
17986 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17987 * function.c (keep_stack_depressed): Delete.
17988 (handle_epilogue_set): Likewise.
17989 (update_epilogue_consts): Likewise.
17990 (emit_equiv_load): Likewise.
17991 (thread_prologue_and_epilogue_insns): Remove support for Return with
17992 Depressed Stack Pointer.
17993 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
17995 2008-04-06 Richard Guenther <rguenther@suse.de>
17997 PR tree-optimization/35400
17998 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
17999 information from SSA_NAMEs.
18001 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18003 * config/avr/avr.h (avr_mega_p): Remove declaration.
18004 (AVR_MEGA): Remove macro.
18005 * config/avr/avr.c (avr_mega_p): Remove variable.
18006 (avr_override_options): Remove inicializion of avr_mega_p.
18007 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18008 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18009 (avr_jump_mode): (Ditto.).
18010 (avr_output_progmem_section_asm_op): (Ditto.).
18011 (avr_asm_init_sections): (Ditto.).
18012 (avr_asm_init_sections): (Ditto.).
18013 (avr_rtx_costs): (Ditto.).
18014 * config/avr/avr.md: (Ditto.).
18015 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18018 2008-04-06 Richard Guenther <rguenther@suse.de>
18020 PR tree-optimization/35842
18021 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18022 is_gimple_invariant_address.
18024 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18026 * gcc.c (default_compilers): Sync Fortran extensions list with
18027 that in fortran/lang-specs.h.
18028 * doc/invoke.texi: Likewise.
18029 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18030 * dwarf2out.c (gen_compile_unit_die): Likewise.
18032 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18034 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18036 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18039 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18040 attribute is used for nested functions.
18042 2008-04-05 Jan Hubicka <jh@suse.cz>
18044 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18046 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18048 (dump_files): Update.
18049 (enable_rtl_dump_file): Do not accept letter argument.
18050 * tree-pass.h (dump_file_info): Remove letter argument.
18051 * toplev.c (decode_d_option): Update -da handling.
18052 * toplev.h (enable_rtl_dump_file): Update prototype.
18053 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18054 it out based on pass type.
18055 (register_dump_files_1): Likewise.
18056 (init_optimization_passes): Update register_one_dump_file calls.
18057 (execute_one_pass): Sanity check that IPA passes are called at IPA
18058 level and RTL passes at RTL level.
18059 (execute_pass_list): IPA pass can not be after or subpass of
18061 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18062 disallov RTL subpasses of IPA subpasses.
18064 2008-04-05 Ben Elliston <bje@au.ibm.com>
18066 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18067 builtins that return exactly once and do not throw. Cache call to
18070 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18072 PR rtl-optimization/34916
18073 PR middle-end/35519
18074 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18075 between instruction pairs.
18077 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18079 * doc/invoke.texi: Document -mbitops for SH.
18080 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18081 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18082 * config/sh/sh.c (print_operand): Add %t operand code.
18083 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18084 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18085 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18086 (extendqihi2): Likewise.
18087 (movqi_i): Likewise.
18088 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18089 (extv): Use bld instruction for SH2A if possible.
18091 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18092 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18093 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18094 (bset.b, bclr.b): Define peepholes.
18095 * config/sh/sh.opt (mbitops): New option.
18097 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18100 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18101 and view convert expression.
18103 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18106 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18108 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18110 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18112 * config/i386/cpuid.h (bit_AES): New.
18113 (bit_PCLMUL): Likewise.
18115 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18116 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18117 SSE2 if AES or PCLMUL is enabled.
18118 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18119 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18120 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18121 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18122 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18123 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18124 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18125 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18126 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18127 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18128 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18129 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18130 __builtin_ia32_aeskeygenassist128 and
18131 __builtin_ia32_pclmulqdq128.
18132 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18133 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18134 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18136 * config/i386/i386.h (TARGET_AES): New.
18137 (TARGET_PCLMUL): Likewise.
18138 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18140 * config/i386/i386.md (UNSPEC_AESENC): New.
18141 (UNSPEC_AESENCLAST): Likewise.
18142 (UNSPEC_AESDEC): Likewise.
18143 (UNSPEC_AESDECLAST): Likewise.
18144 (UNSPEC_AESIMC): Likewise.
18145 (UNSPEC_AESKEYGENASSIST): Likewise.
18146 (UNSPEC_PCLMUL): Likewise.
18148 * config/i386/i386.opt (maes): New.
18149 (mpclmul): Likewise.
18151 * config/i386/sse.md (aesenc): New pattern.
18152 (aesenclast): Likewise.
18153 (aesdec): Likewise.
18154 (aesdeclast): Likewise.
18155 (aesimc): Likewise.
18156 (aeskeygenassist): Likewise.
18157 (pclmulqdq): Likewise.
18159 * config/i386/wmmintrin.h: New.
18161 * doc/extend.texi: Document AES and PCLMUL built-in function.
18163 * doc/invoke.texi: Document -maes and -mpclmul.
18165 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18167 * function.c (free_after_parsing): Replace with
18168 cxx_push_function_context from C++ front-end.
18169 (allocate_struct_function): Don't call langhook.
18170 * langhooks.h (struct lang_hooks_for_functions): Delete.
18171 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18173 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18174 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18175 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18176 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18177 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18178 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18179 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18181 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18182 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18184 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18187 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18190 2008-04-04 Richard Guenther <rguenther@suse.de>
18192 PR middle-end/35823
18193 * fold-const.c (optimize_minmax_comparison): Use the correct
18194 type for the constant in the simplified comparison.
18196 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18198 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18199 Pass L2 size as "--param l2-cache-size" to the compiler.
18200 (decode_l2_cache): New function to decode L2 cache parameters using
18201 0x8000006 extended cpuid function.
18202 (detect_caches_amd): Determine parameters of L2 cache using
18203 decode_l2_caches function.
18204 (decode_caches_intel): Decode L2 cache parameters.
18205 (detect_caches_intel): Determine L2 cache parameters using
18206 decode_caches_intel and decode_l2_caches functions.
18208 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18210 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18211 secondary input reload for subword loads from the constant pool.
18213 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18216 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18217 constants of the appropriate size for runtime calculations.
18220 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18221 decimal-float literal constant zero.
18223 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18226 * c-parser.c (c_parser_omp_atomic): Call
18227 default_function_array_conversion on the RHS.
18229 PR middle-end/35818
18230 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18231 call is_variable_sized if decl has incomplete type.
18233 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18235 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18237 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18239 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18241 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18242 (sgt<u>): Merge sgt and sgtu into new expander.
18243 (sgt, sgtu): Remove expanders.
18244 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18245 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18246 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18247 *sgtu_<mode>_mips16 into new pattern.
18248 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18249 (sge<u>): Merge sge and sgeu into new expander.
18250 (sge, sgeu): Remove expanders.
18251 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18253 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18254 (slt<u>): Merge slt and sltu into new expander.
18255 (slt, sltu): Remove expanders.
18256 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18257 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18258 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18259 *sltu_<mode>_mips16 into new pattern.
18260 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18261 (sle<u>): Merge sle and sleu into new expander.
18262 (sle, sleu): Remove expanders.
18263 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18264 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18265 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18266 *sleu_<mode>_mips16 into new pattern.
18267 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18269 2008-04-03 Jan Hubicka <jh@suse.cz>
18271 PR tree-optimization/35795
18272 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18273 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18274 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18275 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18276 * score/score3.c (score3_output_mi_thunk): Likewise.
18277 * score/score7.c (score7_output_mi_thunk): Likewise.
18278 * mips/mips.c (mips_output_mi_thunk): Likewise.
18280 2008-04-03 Richard Guenther <rguenther@suse.de>
18282 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18283 conversions. Simplify code.
18285 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18287 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18289 2008-04-03 Tom Tromey <tromey@redhat.com>
18290 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18292 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18293 * config/bfin/t-bfin-linux (generated_files): Add
18294 linux-sysroot-suffix.h.
18295 * doc/install.texi (Prerequisites): Require make 3.80.
18296 * doc/sourcebuild.texi (Front End Directory): Document new
18298 * Makefile.in (generated_files): New variable.
18299 (ALL_HOST_OBJS): New variable.
18300 ($(ALL_HOST_OBJS)): New target.
18302 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18304 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18305 (remap_block): Call id->transform_lang_insert_block instead
18307 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18308 Set id.transform_lang_insert_block to NULL.
18309 (clone_body): Move to cp/optimize.c
18310 * tree-inline.h (struct copy_body_data): Change
18311 transform_lang_insert_block to function pointer.
18312 (copy_generic_body, copy_decl_no_change): Export.
18313 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18314 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18315 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18317 * c-tree.h (insert_block): Kill.
18318 * c-decl.c (insert_block): Kill.
18320 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18322 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18323 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18324 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18326 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18327 argument, call {push,pop}_function_context from here.
18328 * c-parser.c: Use c_{push,pop}_function_context.
18330 * function.c (push_function_context_to): Move meat ...
18331 (push_function_context): ... here. Simplify.
18332 * function.c (pop_function_context_from): Move meat ...
18333 (pop_function_context): ... here. Simplify.
18334 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18336 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18337 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18338 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18339 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18341 2008-04-03 Ben Elliston <bje@au.ibm.com>
18343 * expmed.c (extract_force_align_mem_bit_field): Remove.
18345 2008-04-03 Richard Guenther <rguenther@suse.de>
18347 PR middle-end/35800
18348 * expr.h (try_casesi): Adjust prototype.
18349 * expr.c (try_casesi): Take fallback label as extra parameter.
18350 Use that for gen_casesi if default_label is NULL.
18351 * stmt.c (expand_case): Pass fallback label to try_casesi,
18352 make sure to fill gaps with a fallback label if default_label
18355 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18358 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18360 2008-04-03 Ben Elliston <bje@au.ibm.com>
18362 * expmed.c (extract_split_bit_field): Remove if (0) code.
18363 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18364 (do_ds_constraint): Likewise.
18366 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18368 * doc/cppopts.texi (-dU): Document.
18369 * c-common.h (flag_dump_macros): Update comment.
18370 * c-opts.c (handle_OPT_d): Handle -dU.
18371 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18372 dump_queued_macros, cb_used_define, cb_used_undef): New.
18373 (init_pp_output): Handle -dU.
18374 (cb_line_change): Call dump_queued_macros.
18375 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18377 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18379 * config/avr/predicates.md (io_address_operand): New predicate.
18380 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18381 * config/avr/avr.c (avr_io_address_p): Remove function.
18382 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18383 'avr_io_address_p' function.
18384 (out_movhi_r_mr): (Ditto.).
18385 (out_movqi_mr_r): (Ditto.).
18386 (out_movhi_mr_r): (Ditto.).
18387 (avr_address_cost): (Ditto.).
18389 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18391 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18392 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18393 in 32bit mode when XMM registers are available to avoid store
18395 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18396 corresponding post-reload splitters.
18398 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18401 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18402 __builtin_ia32_roundss.
18403 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18404 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18405 __builtin_ia32_roundss.
18406 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18407 IX86_BUILTIN_SHUFPD here.
18409 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18411 * config/i386/i386.md (plogic): New.
18412 (plogicprefix): Likewise.
18414 * config/i386/mmx.md (mmx_<code><mode>3): New.
18415 (mmx_and<mode>3): Removed.
18416 (mmx_ior<mode>3): Likewise.
18417 (mmx_xor<mode>3): Likewise.
18419 * config/i386/sse.md (<code><mode>3): New.
18420 (*<code><mode>3): Likewise.
18421 (*<code><mode>3): Likewise.
18422 (<code><mode>3): Likewise.
18423 (*sse_<code><mode>3): Likewise.
18424 (*sse2_<code><mode>3): Likewise.
18425 (<code>tf3): Likewise.
18426 (*<code>tf3): Likewise.
18427 (and<mode>3): Likewise.
18428 (*and<mode>3): Likewise.
18429 (ior<mode>3): Removed.
18430 (*ior<mode>3): Likewise.
18431 (xor<mode>3): Likewise.
18432 (*xor<mode>3): Likewise.
18433 (*and<mode>3): Likewise.
18434 (*ior<mode>3): Likewise.
18435 (*xor<mode>3): Likewise.
18436 (and<mode>3): Likewise.
18437 (*sse_and<mode>3): Likewise.
18438 (*sse2_and<mode>3): Likewise.
18439 (andtf3): Likewise.
18440 (*andtf3): Likewise.
18441 (ior<mode>3): Likewise.
18442 (*sse_ior<mode>3): Likewise.
18443 (*sse2_ior<mode>3): Likewise.
18444 (iortf3): Likewise.
18445 (*iortf3): Likewise.
18446 (xor<mode>3): Likewise.
18447 (*sse_xor<mode>3): Likewise.
18448 (*sse2_xor<mode>3): Likewise.
18449 (xortf3): Likewise.
18450 (*xortf3): Likewise.
18452 2008-04-02 Richard Guenther <rguenther@suse.de>
18454 PR tree-optimization/14495
18455 PR tree-optimization/34793
18456 * tree-vrp.c (struct switch_update): New structure.
18457 (to_remove_edges, to_update_switch_stmts): New VECs.
18458 (simplify_switch_using_ranges): New function. Remove not taken
18459 case labels and edges.
18460 (simplify_stmt_using_ranges): Call it.
18461 (identify_jump_threads): Mark edges we have queued for removal
18462 so we don't thread them.
18463 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18465 * tree-cfg.c (group_case_labels): Deal with missing default label.
18466 (tree_verify_flow_info): Allow missing default label.
18467 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18468 (emit_case_nodes): Likewise.
18469 (expand_case): Do not rely on the default label to be present.
18470 * expr.c (try_casesi): Deal with NULL default_label.
18471 (do_tablejump): Likewise.
18473 2008-04-02 Richard Guenther <rguenther@suse.de>
18475 PR tree-optimization/14495
18476 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18477 SWITCH_EXPR here ...
18478 (vrp_visit_switch_stmt): ... but here (new function).
18479 (find_case_label_index): New helper function.
18480 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18482 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18484 * fwprop.c: Fix ISO-C99ism.
18486 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18489 * Makefile.in (objdir): Set it here.
18490 * configure.ac: Not here. Find dynamic linker characteristics.
18491 * exec-tool.in: Use them.
18492 * aclocal.m4: Regenerate.
18493 * configure: Regenerate.
18495 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18497 * expr.c (expand_var): Delete it.
18498 * expr.h (expand_var): Delete prototype.
18499 * function.c (expand_function_start): Use expand_decl instead.
18500 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18503 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18505 PR rtl-optimization/35542
18506 * fwprop.c (forward_propagate_and_simplify): Replace
18507 loc_reg_mentioned_in_p with reg_mentioned_p.
18509 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18511 PR rtl-optimization/35281
18512 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18513 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18514 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18515 (varying_mem_p): Move above propagate_rtx.
18516 (all_uses_available_at): Do not check MEMs.
18518 2008-04-02 Rafael EspÃndola <espindola@google.com>
18520 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18521 (register_edge_assert_for_2): Split the cond argument.
18522 (register_edge_assert_for_1): Adjust for the change in
18523 register_edge_assert_for_2.
18524 (register_edge_assert_for): Split the cond argument.
18525 (find_switch_asserts): Adjust for the change in
18526 register_edge_assert_for.
18528 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18530 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18531 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18532 offsets for 64-bit mingw.
18533 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18534 abi for x86_64-pc-mingw.
18536 2008-04-02 Richard Guenther <rguenther@suse.de>
18538 * tree-vrp.c (extract_range_from_assert): Make sure to not
18539 produce range min/max with TREE_OVERFOW set.
18540 If merging a anti-range and a range keep the anti-range if
18541 the range covers all values of the type.
18542 (register_edge_assert_for_2): Only allow sign-changing
18543 conversions in detecting canonical range checks. Also
18544 register an assert for the unsigned name if useful.
18546 PR tree-optimization/35787
18547 * tree-vrp.c (vrp_val_max): New function.
18548 (vrp_val_min): Likewise.
18549 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18550 (vrp_val_is_min): Likewise.
18551 (supports_overflow_infinity): Use vrp_val_{min,max}.
18552 (negative_overflow_infinity): Likewise.
18553 (positive_overflow_infinity): Likewise.
18554 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18555 (is_positive_overflow_infinity): Likewise.
18556 (is_overflow_infinity): Likewise.
18557 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18558 vrp_val_is_{min,max}.
18559 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18560 to ranges if possible. Avoid empty ranges.
18562 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18564 PR middle-end/35705
18565 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18566 the expression is a function address.
18568 2008-04-01 George Helffrich <george@gcc.gnu.org>
18570 PR fortran/35154, fortran/23057
18571 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18572 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18573 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18574 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18576 (dbxout_syms): Check for COMMON-based symbol and wrap in
18577 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18578 in bracket for efficiency.
18580 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18581 using DW_TAG_common_block + member offset.
18582 (add_pubname_string): New function.
18583 (dw_expand_expr): New function to find block name and offset for
18585 (common_check): New function to check whether symbol in Fortran COMMON.
18586 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18588 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18591 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18593 2008-04-02 Ben Elliston <bje@au.ibm.com>
18595 * config/v850/v850.md (casesi): Remove if (0) code.
18596 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18597 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18599 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18601 * config/i386/i386.md (rex64suffix): New mode attribute.
18602 (floathi<mode>2): Disable expander for SSE math.
18603 (*floathi<mode>2_1): New insn insn_and_split pattern.
18604 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18605 corresponding post-reload splitters.
18606 (*floathi<mode>2_i387): New macroized insn pattern.
18607 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18608 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18609 insn_and_split pattern.
18610 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18611 New macroized instruction patterns and corresponding post-reload
18613 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18614 and corresponding post-reload splitters.
18615 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18616 New macroized instruction patterns.
18617 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18618 macroized instruction patterns and corresponding post-reload splitters.
18619 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18620 corresponding post-reload splitters.
18621 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18622 New macroized instruction patterns.
18623 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18624 corresponding post-reload splitters.
18625 (*floatsi<mode>2_i387): New macroized instruction patterns.
18627 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18629 * config/i386/i386.md (smaxmin): New.
18630 (umaxmin): Likewise.
18631 (maxminiprefix): Likewise.
18632 (maxminfprefix): Likewise.
18633 (<code><mode>3): Likewise.
18634 (smin<mode>3): Removed.
18635 (smax<mode>3): Likewise.
18637 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18638 (mmx_<code>v4hi3): Likewise.
18639 (mmx_<code>v8qi3): Likewise.
18640 (mmx_smaxv2sf3): Removed.
18641 (mmx_sminv2sf3): Likewise.
18642 (mmx_umaxv8qi3): Likewise.
18643 (mmx_smaxv4hi3): Likewise.
18644 (mmx_uminv8qi3): Likewise.
18645 (mmx_sminv4hi3): Likewise.
18647 * config/i386/sse.md (<addsub><mode>3): New.
18648 (*<addsub><mode>3): Likewise.
18649 (<sse>_vm<addsub><mode>3): Likewise.
18650 (<maxmin><mode>3): Likewise.
18651 (*<maxmin><mode>3_finite): Likewise.
18652 (*<maxmin><mode>3): Likewise.
18653 (<sse>_vm<maxmin><mode>3): Likewise.
18654 (sse3_h<addsub>v4sf3): Likewise.
18655 (sse3_h<addsub>v2df3): Likewise.
18656 (<maxmin>v16qi3): Likewise.
18657 (*<maxmin>v16qi3): Likewise.
18658 (<maxmin>v8hi3): Likewise.
18659 (*<maxmin>v8hi3): Likewise.
18660 (*sse4_1_<maxmin><mode>3): Likewise.
18661 (*sse4_1_<maxmin><mode>3): Likewise.
18662 (add<mode>3): Removed.
18663 (*add<mode>3): Likewise.
18664 (<sse>_vmadd<mode>3): Likewise.
18665 (sub<mode>3): Likewise.
18666 (*sub<mode>3): Likewise.
18667 (<sse>_vmsub<mode>3): Likewise.
18668 (smin<mode>3): Likewise.
18669 (*smin<mode>3_finite): Likewise.
18670 (*smin<mode>3): Likewise.
18671 (<sse>_vmsmin<mode>3): Likewise.
18672 (smax<mode>3): Likewise.
18673 (*smax<mode>3_finite): Likewise.
18674 (*smax<mode>3): Likewise.
18675 (<sse>_vmsmax<mode>3): Likewise.
18676 (sse3_haddv4sf3): Likewise.
18677 (sse3_haddv2df3): Likewise.
18678 (sse3_hsubv4sf3): Likewise.
18679 (sse3_hsubv2df3): Likewise.
18680 (umaxv16qi3): Likewise.
18681 (*umaxv16qi3): Likewise.
18682 (smaxv8hi3): Likewise.
18683 (*smaxv8hi3): Likewise.
18684 (*sse4_1_smax<mode>3): Likewise.
18685 (*sse4_1_umax<mode>3): Likewise.
18686 (uminv16qi3): Likewise.
18687 (*uminv16qi3): Likewise.
18688 (sminv8hi3): Likewise.
18689 (*sminv8hi3): Likewise.
18690 (*sse4_1_smin<mode>3): Likewise.
18691 (*sse4_1_umin<mode>3): Likewise.
18693 2008-04-01 Rafael EspÃndola <espindola@google.com>
18695 * tree-cfg.c (verify_expr): remove in_phi.
18696 (verify_stmt): Don't call walk_tree with verify_expr. Use
18697 is_gimple_min_invariant instead of is_gimple_val.
18699 2008-04-01 Joseph Myers <joseph@codesourcery.com>
18701 * doc/include/gpl_v3.texi: Update for manpage generation.
18702 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
18704 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
18705 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
18706 gpl_v3.texi instead of gpl.texi.
18709 2008-04-01 Jakub Jelinek <jakub@redhat.com>
18712 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
18714 2008-04-01 Rafael EspÃndola <espindola@google.com>
18716 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
18717 (extract_code_and_val_from_cond): Use
18718 extract_code_and_val_from_cond_with_ops.
18720 2008-04-01 Jan Hubicka <jh@suse.cz>
18722 * function.c (free_after_compilation): Free epilogue_delay_list.
18723 (prepare_function_start): Assert that previous compilation was freed.
18725 2008-04-01 Jan Hubicka <jh@suse.cz>
18726 Jim Wilson <wilson@tuliptree.org>
18727 Andreas Tobler <andreast@gcc.gnu.org>
18729 PR middle-end/35781
18730 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
18731 rtl.emit instead cfun->emit.
18732 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
18733 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
18735 2008-04-01 Ben Elliston <bje@au.ibm.com>
18737 * doc/c-tree.texi (Function Basics): Fix grammatical error.
18739 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
18741 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
18743 (fprofile-use): Add var flag_profile_use
18744 * coverage.c (coverage_begin_output): Do not open a gcno file for
18745 output only if -ftest-coverage is set.
18746 Do not add getpwd() to gcda file path.
18747 (build_gcov_info): Check the new flag
18748 flag_profile_datafile_relative_path.
18749 (coverage_init): Use profile_data_prefix.
18750 Read profile counter only if flag_profile_use is set.
18751 * opts.c (common_handle_option): New option fprofile-use=,
18752 fprofile-dir=, fprofile-generate=.
18753 * toplev.c (profile_data_prefix): New variable definition.
18754 * toplev.h (profile_data_prefix): New declaration.
18755 * doc/invoke.tex (Option Summary, Optimization Options):
18758 2008-03-31 James E. Wilson <wilson@tuliptree.org>
18760 * varasm.c (output_constant_pool_1): In LABEL_REF check,
18761 use tmp consistently.
18764 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
18765 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18766 UNSPEC_FR_RECIP_APPROX_RES.
18767 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
18769 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
18772 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
18774 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18776 PR middle-end/30186
18777 * fold-const.c (fold_indirect_ref_1): Support accessing non first
18778 element of the vector via a pointer.
18780 2008-03-31 Ian Lance Taylor <iant@google.com>
18782 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
18784 2008-03-31 Jan Hubicka <jh@suse.cz>
18786 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18787 get_arg_pointer_save_area.
18788 * expr.c (init_expr): Just clear out rtl.expr.
18789 * function.c (free_after_compilation): Clear out whole RTL structure.
18790 (get_func_frame_size): Merge into ...
18791 (get_frame_size): ... this one.
18792 (assign_stack_local_1): Merge into ...
18793 (assign_stack_local): ... this one.
18794 (expand_function_end): Update call of get_arg_pointer_save_area.
18795 (get_art_pointer_save_area): Remove cfun argument.
18796 * function.h (emit_status): regno_pointer_align does not need length
18797 attribute. Move x_regno_reg_rtx to ...
18798 (regno_reg_rtx): ... new global array.
18799 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
18800 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
18801 apply_args_value, forced_labels, stack_pointer_delta):
18803 (struct varasm_status): Move here from varasm.c
18804 (struct rtl_data): New. Move here some fields from struct function.
18805 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18806 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18807 used_temp_slots avail_temp_slots, temp_slot_level,
18808 nonlocal_goto_handler_labels): Update accesstors.
18809 (rtl): New global variable.
18810 (struct function): Move some fileds to rtl_data.
18811 (get_arg_pointer_save_area): Update prototype.
18812 * emit-rtl.c (rtl): Declare.
18813 (regno_reg_rtx): Declare.
18814 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18816 (gen_reg_rtx): Update.
18817 (init_virtual_regs): Do not tate emit_status argument.
18818 (init_emit): Do not allocate emit.
18819 * varasm.c (varasm_statuc): Move to function.h.
18820 (n_deferred_constatns): Update accestor.
18821 (init_varasm_status): Do not allocate varasm_status.
18822 (force_const_mem, get_pool_size, output_constant_pool): Update.
18823 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18824 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18826 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
18828 PR rtl-optimization/35729
18829 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
18832 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
18835 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
18836 load/store if memory is unaligned.
18837 (*movti_rex64): Likewise.
18839 * config/i386/predicates.md (misaligned_operand): New.
18841 2008-03-31 Andrew Pinski <pinskia@gmail.com>
18844 * tree-ssa-phiopt.c (conditional_replacement): Return early for
18847 2008-03-31 Jan Beulich <jbeulich@novell.com>
18849 * config/ia64/constraints.md: Add 'j' constraint.
18850 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
18851 (movdi_internal): Likewise.
18853 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
18856 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
18858 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
18861 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
18862 proper error message for the third argument on blendpd and
18865 * config/i386/sse.md (blendbits): New.
18866 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
18868 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
18870 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
18872 2008-03-30 Richard Guenther <rguenther@suse.de>
18874 PR middle-end/31023
18875 * fold-const.c (fold_sign_changed_comparison): Do leave
18876 conversions to base-types alone.
18878 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
18880 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
18881 the link register if one altivec register is be saved.
18883 2008-03-30 Ben Elliston <bje@au.ibm.com>
18885 * final.c (final_scan_insn): Remove if (0) code.
18887 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
18889 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
18891 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
18893 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
18894 of V4SFmode to ix86_binary_operator_ok.
18896 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
18898 * config/i386/i386.c (override_options): Initialize
18899 ix86_veclib_handler to ix86_veclibabi_svml when
18900 -mveclibabi=svml is used.
18901 (ix86_veclibabi_svml): New function for SVML ABI style
18902 vectorization support.
18903 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
18905 2008-03-28 Rafael EspÃndola <espindola@google.com>
18907 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
18908 (tree_binary_nonnegative_warnv_p): Make it public.
18909 (tree_single_nonnegative_warnv_p): Make it public.
18910 (tree_invalid_nonnegative_warnv_p): Make it public.
18911 (tree_unary_nonzero_warnv_p): Make it public.
18912 (tree_binary_nonzero_warnv_p): Make it public
18913 (tree_single_nonzero_warnv_p): Make it public.
18914 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
18915 (extract_range_from_binary_expr): Split the expr argument.
18916 (extract_range_from_unary_expr): Split the expr argument.
18917 (extract_range_from_comparison): Split the expr argument.
18918 (extract_range_from_expr): Use the new aux functions.
18919 (vrp_evaluate_conditional_warnv): Use
18920 vrp_evaluate_conditional_warnv_with_ops.
18921 * tree.h (tree_unary_nonzero_warnv_p): Declare.
18922 (tree_binary_nonzero_warnv_p): Declare.
18923 (tree_single_nonzero_warnv_p): Declare.
18924 (tree_expr_nonzero_warnv_p): Declare.
18925 (tree_unary_nonnegative_warnv_p): Declare.
18926 (tree_binary_nonnegative_warnv_p): Declare.
18927 (tree_single_nonnegative_warnv_p): Declare.
18928 (tree_invalid_nonnegative_warnv_p): Declare.
18930 2008-03-28 Richard Guenther <rguenther@suse.de>
18932 PR tree-optimization/30317
18933 PR tree-optimization/30911
18934 PR tree-optimization/34793
18935 * tree-vrp.c (set_and_canonicalize_value_range): New function.
18936 (struct assert_locus_d): New member EXPR.
18937 (register_new_assert_for): Add EXPR parameter to support
18938 ASSERT_EXPR <name, expr OP limit>.
18939 (register_edge_assert_for_1): Adjust callers.
18940 (find_assert_locations): Likewise.
18941 (process_assert_insertions_for): Build condition from expression.
18942 (extract_range_from_assert): Handle ASSERT_EXPRs
18943 of the form ASSERT_EXPR <name, expr OP limit>.
18944 (register_edge_assert_for_2): New helper registering
18945 asserts for comparisons. Recognize range tests of the form
18946 (unsigned)i - CST1 OP CST2.
18947 (register_edge_assert_for_1): Use it.
18948 (register_edge_assert_for): Likewise.
18949 (needs_overflow_infinity): Integer sub-types
18950 do not need overflow infinities.
18951 (vrp_val_is_max): The extreme values of integer sub-types
18952 are those of the base type.
18953 (vrp_val_is_min): Likewise.
18954 * tree.def (ASSERT_EXPR): Document extra allowed conditional
18957 2008-03-28 Nick Clifton <nickc@redhat.com>
18960 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
18961 Return GENERAL_REGS for stack adjustment reloads.
18963 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18966 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
18967 const_vector when all the vectors are constant.
18969 2008-03-27 Bob Wilson <bob.wilson@acm.org>
18971 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
18973 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
18974 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
18976 (s<code>_sf): Use new scc_sf attribute for opcode names.
18978 2008-03-27 Tom Tromey <tromey@redhat.com>
18980 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
18981 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
18982 config/spu/t-spu-elf, config/i386/t-interix,
18983 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
18984 config/i386/x-darwin, config/i386/x-mingw32,
18985 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
18986 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
18987 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
18988 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
18989 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
18990 config/rs6000/x-darwin, config/rs6000/t-rs6000,
18991 config/score/t-score-elf, config/arm/t-strongarm-pe,
18992 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
18993 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
18994 Revert automatic dependency patch.
18996 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
18999 * config/i386/i386.c (ix86_function_arg_boundary): Align
19000 decimal floating point to its natural boundary.
19002 2008-03-27 Richard Guenther <rguenther@suse.de>
19004 PR middle-end/35716
19005 * fold-const.c (fold_comparison): Restrict distinct decl
19006 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19007 solely rely on operand_equal_p.
19009 2008-03-27 Richard Guenther <rguenther@suse.de>
19012 * c-common.c (handle_weak_attribute): Reject combination of
19015 2008-03-27 Richard Guenther <rguenther@suse.de>
19017 PR tree-optimization/32810
19018 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19019 conversions from DECL_INITIAL.
19020 (fold_const_aggregate_ref): Likewise from constructor elements.
19022 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19024 * tree-affine.h (aff_combination_expand): Declare.
19025 (get_inner_reference_aff): Likewise.
19026 * tree-affine.c (aff_combination_expand): Split out from
19027 tree_to_aff_combination_expand.
19028 (get_inner_reference_aff): New function.
19029 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19030 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19031 (struct lim_aux_data): sm_done field removed.
19032 (mem_ref_loc_p, mem_ref_locs_p): New types.
19033 (struct mem_ref): Added id, stored, accesses_in_loop,
19034 indep_loop, dep_loop, indep_ref, dep_ref fields.
19035 Removed is_stored, locs and next fields.
19036 (memory_accesses): New variable.
19037 (movement_possibility): Do not allow moving statements
19038 that store to memory.
19039 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19041 (determine_max_movement): For statements with memory references,
19042 find the outermost loop in that the reference is independent.
19043 (move_computations_stmt): Mark the virtual operands for renaming.
19044 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19045 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19046 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19047 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19048 create_vop_ref_mapping, analyze_memory_references,
19049 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19050 get_all_locs_in_loop, ref_always_accessed_p,
19051 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19052 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19053 store_motion_loop, store_motion): New functions.
19054 (struct vop_to_refs_elt): New type.
19055 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19056 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19057 (schedule_sm): Replaced by...
19058 (execute_sm): ... this.
19059 (determine_lsm_ref, hoist_memory_references,
19060 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19061 find_more_ref_vops, free_mem_ref, free_mem_refs,
19062 determine_lsm_loop, determine_lsm): Removed.
19063 (tree_ssa_lim_finalize): Free data structures used by store motion.
19064 (tree_ssa_lim): Call analyze_memory_references. Use
19065 store_motion instead of determine_lsm.
19067 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19069 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19070 rename tmake_file to m68hc11/t-m68hc11.
19071 (mcore): Set inhibit_libc to true.
19072 * config.host (alpha*-dec-*vms*): Set extra_programs.
19073 (interix3*): Don't use host_xmake_file.
19074 * configure.ac: Let config.gcc override inhibit_libc.
19075 * configure: Regenerate.
19077 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19078 * config/t-openbsd-thread: Remove commented out lines.
19080 * config/x-interix: Remove.
19082 * config/m68hc11/t-m68hc11-gas: Rename to...
19083 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19085 * config/mcore/t-mcore: Remove T_CFLAGS.
19086 * config/mcore/t-mcore-pe: Likewise.
19088 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19090 * configure.ac: Replace custom __GNU_SOURCE test with
19091 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19092 * aclocal.m4: Regenerate.
19093 * configure: Regenerate.
19094 * config.in: Regenerate.
19096 2008-03-27 Richard Guenther <rguenther@suse.de>
19098 * fold-const.c (target.h): Include.
19099 (fold_comparison): Fold comparison of addresses of decls
19100 that bind locally or of constants. Consolidate address folding code.
19101 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19102 results from fold_binary_to_constant.
19103 (compare_values_warnv): Likewise.
19105 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19107 PR middle-end/35429
19108 * fold-const.c (fold_truthop): Check for integeral types when folding
19109 a == 0 && b == 0 and a != 0 || b != 0 .
19111 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19113 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19115 2008-03-26 Andreas Schwab <schwab@suse.de>
19117 * doc/invoke.texi: Fix use of @item vs. @itemx.
19119 2008-03-26 Tom Tromey <tromey@redhat.com>
19121 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19122 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19123 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19124 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19125 build/genconstants.o, build/genemit.o, build/genextract.o,
19126 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19127 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19130 2008-03-26 Richard Guenther <rguenther@suse.de>
19133 2008-03-26 Richard Guenther <rguenther@suse.de>
19135 * fold-const.c (target.h): Include.
19136 (fold_comparison): Fold comparison of addresses of two decls
19137 that bind locally. Consolidate address folding code.
19139 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19141 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19142 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19143 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19144 dconstsqrt2, dconstthird, dconste and/or dconst10.
19145 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19146 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19147 dconstsqrt2, dconste): Delete.
19148 (init_emit_once): Likewise. Simplify initializing dconstm1.
19150 * real.c (get_real_const): New.
19151 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19152 dconstsqrt2, dconste): Delete.
19153 (real_value_const, get_real_const): New.
19155 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19157 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19159 * config/i386/i386.c (ix86_function_arg_boundary): Check
19160 BIGGEST_ALIGNMENT instead of 128.
19161 (setup_incoming_varargs_64): Likewise.
19163 2008-03-26 Tom Tromey <tromey@redhat.com>
19165 * Makefile.in (DEPFILES): Add missing '/'.
19167 2008-03-26 Richard Guenther <rguenther@suse.de>
19169 * fold-const.c (target.h): Include.
19170 (fold_comparison): Fold comparison of addresses of two decls
19171 that bind locally. Consolidate address folding code.
19173 2008-03-26 Nick Clifton <nickc@redhat.com>
19176 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19177 not allow INT+INT as a legitimate addressing mode.
19179 2008-03-26 Richard Guenther <rguenther@suse.de>
19181 * tree-flow.h (widen_bitfield): Remove declaration.
19182 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19183 (widen_bitfield): Remove function.
19184 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19187 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19190 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19193 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19195 PR rtl-optimization/35232
19196 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19197 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19198 reg_reloaded_call_part_clobbered here.
19199 (reload_regs_reach_end_p): New function.
19200 (reload_reg_rtx_for_input): New variable.
19201 (reload_reg_rtx_for_output): Likewise.
19202 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19203 when reassigning a pseudo register. Load reloadreg from
19204 reload_reg_rtx_for_input, moving the mode and register
19206 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19207 instead of the original when deciding whether an input reload
19208 would be a no-op or whether an output reload can be deleted.
19209 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19210 when setting up new_spill_reg_store. Load it from
19211 reload_reg_rtx_for_output, moving the mode and register
19213 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19214 instead of the original when deciding whether an output reload
19215 would be a no-op. Do the same when modifying insn notes.
19216 Use rtx_equal_p instead of == to compare the registers.
19217 (inherit_piecemeal_p): Take a mode and two register numbers
19219 (emit_reload_insns): Clear new_spill_reg_store for every hard
19220 register in the reload register. Remove spill registers
19221 from reg_reloaded_valid before considering whether to record
19222 inheritance information for them. Use reload_reg_rtx_for_output
19223 instead of reg_rtx when recording output reloads. Use
19224 reload_reg_rtx_for_input instead of reg_rtx when recording
19225 input reloads. Set or clear reg_reloaded_call_part_clobbered
19226 at the same time as setting reg_reloaded_valid.
19227 (delete_output_reload): Add a new_reload_reg parameter and use it
19228 instead of rld[j].reg_rtx.
19229 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19232 2008-03-25 Tom Tromey <tromey@redhat.com>
19234 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19235 (build/genattr.o): Likewise.
19236 (build/genattrtab.o): Likewise.
19237 (build/gencodes.o): Likewise.
19238 (build/genconfig.o): Likewise.
19239 (build/genconstants.o): Likewise.
19240 (build/genemit.o): Likewise.
19241 (build/genextract.o): Likewise.
19242 (build/genflags.o): Likewise.
19244 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19246 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19247 instead of size_int for integer types.
19248 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19249 to match type of MINUS_EXPR.
19251 2008-03-25 Tom Tromey <tromey@redhat.com>
19253 * configure: Rebuilt.
19254 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19257 2008-03-25 Tom Tromey <tromey@redhat.com>
19259 * config/x-solaris (host-solaris.o): Update.
19260 * config/x-linux (host-linux.o): Update.
19261 * config/x-hpux (host-hpux.o): Update.
19262 * config/x-darwin (host-darwin.o): Update.
19263 * config/v850/t-v850e (v850-c.o): Update.
19264 * config/v850/t-v850 (v850-c.o): Update.
19265 * config/t-vxworks (vxworks.o): Update.
19266 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19267 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19268 * config/spu/t-spu-elf (spu-c.o): Update.
19270 * config/sh/t-symbian (sh-c.o): Update.
19271 (symbian.o): Update.
19272 * config/sh/t-sh (sh-c.o): Update.
19273 * config/score/t-score-elf (score7.o, score3.o): Update.
19274 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19275 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19276 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19277 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19278 (rs6000.o): Remove.
19279 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19280 * config/m32c/t-m32c (m32c-pragma.o): Update.
19281 * config/ia64/t-ia64 (ia64-c.o): Update.
19282 * config/i386/x-mingw32 (host-mingw32.o): Update.
19283 * config/i386/x-i386 (driver-i386.o): Update.
19284 * config/i386/x-darwin (host-i386-darwin.o): Update.
19285 * config/i386/x-cygwin (host-cygwin.o): Update.
19286 * config/i386/t-nwld (nwld.o): Update.
19287 * config/i386/t-netware (netware.o): Update.
19288 * config/i386/t-interix (winnt.o): Update.
19289 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19290 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19291 msformat-c.o): Update.
19292 * config/bfin/t-bfin-linux (generated_files): Add
19293 linux-sysroot-suffix.h.
19294 * config/arm/t-wince-pe (pe.o): Update.
19295 * config/arm/t-strongarm-pe (pe.o): Update.
19296 * config/arm/t-pe (pe.o): Update.
19297 * config/arm/t-arm (arm-c.o): Update.
19298 * doc/install.texi (Prerequisites): Require make 3.80.
19299 * Makefile.in: Remove .o targets.
19300 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19301 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19302 (simple_generated_h, simple_generated_c): Move earlier.
19303 (generated_files): New variable.
19304 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19305 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19306 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19307 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19308 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19309 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19310 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19311 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19312 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19313 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19314 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19315 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19317 (COMPILE.base, COMPILE): New variables.
19318 (%.o): New pattern rule.
19319 (ALL_HOST_OBJS): New variable.
19320 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19321 (dummy-checksum.o, cc1-checksum.o): Remove.
19322 (DRIVER_SHLIB): New variable.
19323 (DRIVER_DEFINES): Use it.
19324 (gencondmd.c): Move out of build/.
19325 (s-conditions): Update.
19326 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19327 (ALL_BUILD_OBJS): Likewise.
19328 (build/%.o): Use BUILDCOMPILE.
19329 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19330 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19331 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19332 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19333 build/genconfig.o, build/genconstants.o, build/genemit.o,
19334 build/genextract.o, build/genflags.o, build/genmddeps.o,
19335 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19336 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19337 build/gen-protos.o, build/scan.o, build/fix-header.o,
19338 build/scan-decls.o): Simplify.
19339 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19340 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19341 prefix.o, toplev.o): Reduce to variable setting.
19342 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19343 ($(out_object_file), gcc-options.o): New targets.
19344 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19345 * configure: Rebuilt.
19346 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19347 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19349 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19351 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19352 complain when we hit an error, return ERROR_MARK_NODE.
19354 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19356 * config/sh/constraints.md (Pso, Psz): New constraints.
19357 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19358 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19360 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19362 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19363 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19365 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19367 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19368 (prefetch_sh2a): New.
19370 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19371 Naveen.H.S <naveen.hs@kpitcummins.com>
19373 * config/sh/constraints.md (I28): New constraint.
19374 * config/sh/sh.c (broken_move): Add support for movi20s.
19375 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19377 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19378 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19379 Naveen.H.S <naveen.hs@kpitcummins.com>
19381 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19382 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19383 (print_operand): Handle resbank in %@ operand code.
19384 (sh_encode_section_info): New.
19385 (push_regs): Add conditions for resbank.
19386 (sh_expand_epilogue): Likewise.
19387 (sh_insert_attributes): Likewise.
19388 (sh_attribute_table): Likewise.
19389 (sh_handle_resbank_handler_attribute): New.
19390 (sh2a_handle_function_vector_handler_attribute): New.
19391 (sh2a_is_function_vector_call): New.
19392 (sh2a_get_function_vector_number): New.
19393 (sh2a_function_vector_p): New.
19394 (sh_cfun_resbank_handler_p): New.
19395 * config/sh/sh.md (calli): Emit jsr/n if possible.
19396 (calli_tbr_rel): New.
19397 (calli_pcrel): Emit jsr/n if possible.
19398 (return_i): Emit rts/n if possible.
19399 (call_valuei_tbr_rel): New.
19400 (call_valuei_pcrel): Add condition for SH2A target.
19401 (call_value): Likewise.
19402 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19403 (sh2a_get_function_vector_number): Likewise.
19404 (sh2a_is_function_vector_call): Likewise.
19405 * doc/extend.texi: Document TBR relative addressing of SH2A.
19406 (resbank): Add description for SH2A.
19408 2008-03-24 Richard Guenther <rguenther@suse.de>
19411 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19412 pointer assignments change conversions according to middle-end rules.
19413 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19414 * configure.ac: Include type checking in yes.
19415 * configure: Regenerate.
19417 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19419 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19420 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19422 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19424 * gthr-vxworks.h (UNUSED): Define.
19426 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19428 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19430 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19432 * doc/extend.texi (Function Attributes): Add missing comma in the
19433 example of the "alloc_size" attribute.
19435 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19438 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19440 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19443 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19446 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19447 of the underlying type of a MS bitfield layout to the natural
19448 alignment of the type.
19450 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19452 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19453 to their natural alignment to avoid store forwarding stalls.
19455 2008-03-22 Richard Guenther <rguenther@suse.de>
19457 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19458 For PHI nodes verify the address is invariant.
19459 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19460 (get_symbol_constant_value): Use is_gimple_min_invariant.
19461 (maybe_fold_stmt_indirect): Likewise.
19463 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19465 PR rtl-optimization/33927
19466 * Makefile.in (dse.o): Depend on $(TM_P_H).
19467 * expr.h (extract_low_bits): Declare.
19468 * expmed.c (extract_low_bits): New function.
19469 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19470 * dse.c: Include tm_p.h.
19471 (find_shift_sequence): Remove the read_reg argument and return the
19472 read value. Emit the instructions instead of returning them.
19473 Iterate on new_mode rather than calculating it each time.
19474 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19475 source to NEW_MODE and extract_low_bits to convert the shifted
19476 value to READ_MODE.
19477 (replace_read): Allow the load and store to have different mode
19478 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19479 or extraction instructions before trying the replacement. Update
19480 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19482 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19484 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19485 to their natural alignment to avoid store forwarding stalls.
19487 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19490 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19491 encouraging but not allowing gprs for input;
19492 change the input constraint to !f#r.
19493 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19495 change the output constraint to !f#r.
19497 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19500 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19501 corresponding post-reload splitters.
19502 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19503 when x87 FP math is selected.
19504 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19505 New function prototype.
19506 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19507 unreachable function to ease macroization of insn patterns.
19509 2008-03-21 Martin Jambor <mjambor@suse.cz>
19511 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19512 reference dumps if ddr is NULL or dependence is unknown.
19514 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19516 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19517 unsigned extension into account.
19518 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19519 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19520 Do computations on a scratch register.
19522 2008-03-21 Richard Guenther <rguenther@suse.de>
19524 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19525 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19526 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19527 * tree-ssa-dom.c (record_equality): Likewise.
19528 * tree-inline.c (copy_body_r): Likewise.
19529 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19532 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19534 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19535 as 'delete_unused' argument.
19537 2008-03-20 Richard Guenther <rguenther@suse.de>
19539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19540 special casing of constant qualifiers.
19541 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19542 care about them in general.
19543 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19544 regardless of their type.
19545 (fold_stmt_r): Forcefully fold *& if we end up with that.
19547 2008-03-20 Paul Brook <paul@codesourcery.com>
19549 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19550 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19552 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19554 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19555 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19557 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19559 * common.opt (Wmudflap): New option.
19560 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19561 (mx_register_decls): Likewise.
19562 (mudflap_finish_file): Likewise.
19563 * doc/invoke.texi: Document -Wno-mudflap.
19565 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19567 * c-format.c (replace_format_name_to_system_name): New.
19568 (cmp_attribs): New.
19569 (convert_format_name_to_system_name): New.
19570 (decode_format_attr): Add use of convert_format_name_to_system_name.
19571 (format_types_orig): Add gnu_ prefix to names.
19572 (check_format_info_main): Special treating of \0 escaped names for
19573 supporting multi-character format specifiers as I32, I64.
19574 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19575 (gnu_target_overrides_format_attributes): New.
19576 * c-format.h: Add structure target_ovr_attr to hold
19577 system specific formatter names.
19578 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19579 msformat-c.o file to c_target_objs and cxx_target_objs.
19580 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19581 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19582 (TARGET_N_FORMAT_TYPES): New.
19583 * config/i386/msformat-c.c: New.
19584 * config/i386/t-cygming: Add build rule for msformat-c.o.
19585 * doc/extend.texi: Add new format names gnu_* and ms_* and
19587 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19589 2008-03-20 Ira Rosen <irar@il.ibm.com>
19591 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19592 optimizations turned on under -O3.
19593 (ftree-vectorize): Add that the flag is turned on with -O3.
19595 2008-03-20 Ben Elliston <bje@au.ibm.com>
19597 * regmove.c (try_auto_increment): Fix spelling error in comment.
19598 * final.c (final_scan_insn): Likewise.
19600 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19603 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19604 allocator preferences for "y" and "r" class registers.
19605 ("*mov<mode>_internal"): Ditto.
19606 ("*movv2sf_internal_rex64"): Ditto.
19607 ("*movv2sf_internal"): Ditto.
19609 2008-03-19 Michael Matz <matz@suse.de>
19611 PR middle-end/35616
19612 * calls.c (expand_call): Check overlap of arguments with call
19613 address for sibcalls.
19615 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19618 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19619 of the underlying type of a MS bitfield layout to the natural
19620 alignment of the type.
19622 2008-03-19 Jan Hubicka <jh@suse.cz>
19625 * toplev.c (decode_d_option): Handle all CPP flags.
19626 * tree-vrp.c: Update tree_pass descriptors.
19627 * regrename.c: Update tree_pass descriptors.
19628 * fwprop.c: Update tree_pass descriptors.
19629 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19630 * tree-into-ssa.c: Update tree_pass descriptors.
19631 * tree-dump.c: Update tree_pass descriptors.
19632 * tree-complex.c: Update tree_pass descriptors.
19633 * tree-dump.h: Update tree_pass descriptors.
19634 * see.c: Update tree_pass descriptors.
19635 * cgraphbuild.c: Update tree_pass descriptors.
19636 * tracer.c: Update tree_pass descriptors.
19637 * tree-loop-distribution.c: Update tree_pass descriptors.
19638 * cgraph.c: Update tree_pass descriptors.
19639 * postreload-gcse.c: Update tree_pass descriptors.
19640 * postreload.c: Update tree_pass descriptors.
19641 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19642 * tree-tailcall.c: Update tree_pass descriptors.
19643 * tree-pass.h (tree_opt_pass): Rename to ...
19644 (opt_pass) ... this one; add "type" field and remove letter field.
19645 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19646 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
19647 all_lowering_passes): Update declaration.
19648 * ipa-cp.c: Update tree_pass descriptors.
19649 * final.c: Update tree_pass descriptors.
19650 * omp-low.c: Update tree_pass descriptors.
19651 * tree-ssa-dse.c: Update tree_pass descriptors.
19652 * ipa-reference.c: Update tree_pass descriptors.
19653 * tree-ssa-uncprop.c: Update tree_pass descriptors.
19654 * auto-inc-dec.c: Update tree_pass descriptors.
19655 * reorg.c: Update tree_pass descriptors.
19656 * cgraphunit.c: Update tree_pass descriptors.
19657 * tree-ssa-copyrename.c: Update tree_pass descriptors.
19658 * tree-ssa-ccp.c: Update tree_pass descriptors.
19659 * df-core.c: Update tree_pass descriptors.
19660 * mode-switching.c: Update tree_pass descriptors.
19661 * tree-nomudflap.c: Update tree_pass descriptors.
19662 * modulo-sched.c: Update tree_pass descriptors.
19663 * ipa-pure-const.c: Update tree_pass descriptors.
19664 * cse.c: Update tree_pass descriptors.
19665 * web.c: Update tree_pass descriptors.
19666 * tree-stdarg.c: Update tree_pass descriptors.
19667 * tree-ssa-math-opts.c: Update tree_pass descriptors.
19668 * tree-ssa-dom.c: Update tree_pass descriptors.
19669 * tree-nrv.c: Update tree_pass descriptors.
19670 * tree-ssa-alias.c: Update tree_pass descriptors.
19671 * loop-init.c: Update tree_pass descriptors.
19672 * gimple-low.c: Update tree_pass descriptors.
19673 * ipa-inline.c: Update tree_pass descriptors.
19674 * tree-ssa-sink.c: Update tree_pass descriptors.
19675 * global.c: Update tree_pass descriptors.
19676 * ifcvt.c: Update tree_pass descriptors.
19677 * jump.c: Update tree_pass descriptors.
19678 * predict.c: Update tree_pass descriptors.
19679 * tree-ssa-loop.c: Update tree_pass descriptors.
19680 * recog.c: Update tree_pass descriptors.
19681 * dse.c: Update tree_pass descriptors.
19682 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
19683 * tree-eh.c: Update tree_pass descriptors.
19684 * regmove.c: Update tree_pass descriptors.
19686 * function.c: Update tree_pass descriptors.
19687 * tree-vectorizer.c: Update tree_pass descriptors.
19688 * gcse.c: Update tree_pass descriptors.
19689 * ipa-type-escape.c: Update tree_pass descriptors.
19690 * tree-if-conv.c: Update tree_pass descriptors.
19691 * init-regs.c: Update tree_pass descriptors.
19692 * ipa.c: Update tree_pass descriptors.
19693 * tree-ssa-phiopt.c: Update tree_pass descriptors.
19694 * rtl-factoring.c: Update tree_pass descriptors.
19695 * lower-subreg.c: Update tree_pass descriptors.
19696 * bt-load.c: Update tree_pass descriptors.
19697 * tree-dfa.c: Update tree_pass descriptors.
19698 * except.c: Update tree_pass descriptors.
19699 * emit-rtl.c: Update tree_pass descriptors.
19700 * cfgexpand.c: Update tree_pass descriptors.
19701 * tree-cfgcleanup.c: Update tree_pass descriptors.
19702 * cfgcleanup.c: Update tree_pass descriptors.
19703 * tree-ssa-pre.c: Update tree_pass descriptors.
19704 * tree-sra.c: Update tree_pass descriptors.
19705 * tree-mudflap.c: Update tree_pass descriptors.
19706 * tree-ssa-copy.c: Update tree_pass descriptors.
19707 * cfglayout.c: Update tree_pass descriptors.
19708 * tree-ssa-forwprop.c: Update tree_pass descriptors.
19709 * tree-ssa-dce.c: Update tree_pass descriptors.
19710 * tree-ssa.c: Update tree_pass descriptors.
19711 * regclass.c: Update tree_pass descriptors.
19712 * integrate.c: Update tree_pass descriptors.
19713 * tree-optimize.c: Update tree_pass descriptors.
19714 * tree-ssa-phiprop.c: Update tree_pass descriptors.
19715 * tree-object-size.c: Update tree_pass descriptors.
19716 * combine.c: Update tree_pass descriptors.
19717 * tree-outof-ssa.c: Update tree_pass descriptors.
19718 * bb-reorder.c: Update tree_pass descriptors.
19719 * stack-ptr-mod.c: Update tree_pass descriptors.
19720 * var-tracking.c: Update tree_pass descriptors.
19721 * tree-profile.c: Update tree_pass descriptors.
19722 * tree-vect-generic.c: Update tree_pass descriptors.
19723 * reg-stack.c: Update tree_pass descriptors.
19724 * sched-rgn.c: Update tree_pass descriptors.
19725 * tree-ssa-structalias.c: Update tree_pass descriptors.
19726 * tree-cfg.c: Update tree_pass descriptors.
19727 * passes.c (current_pass): Update declaration.
19728 (finish_optimization_passes): Update.
19729 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
19730 (register_one_dump_file, register_dump_files_1, next_pass_1):
19732 (init_optimization_passes): Update handling of new types.
19733 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
19734 * ipa-struct-reorg.c: Update tree_pass descriptors.
19735 * tree-ssa-reassoc.c: Update tree_pass descriptors.
19736 * combine-stack-adj.c: Update tree_pass descriptors.
19737 * cfgrtl.c: Update tree_pass descriptors.
19738 * dce.c: Update tree_pass descriptors.
19739 * tree-ssanames.c: Update tree_pass descriptors.
19741 2008-03-19 Richard Guenther <rguenther@suse.de>
19743 PR middle-end/35609
19744 * tree-ssa.c (walk_data): New structure.
19745 (warn_uninitialized_var): If not always_executed warn with "maybe"
19747 (execute_early_warn_uninitialized): Compute post-dominators.
19748 Initialize always_executed before processing each basic block.
19750 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
19753 * config/i386/i386.c (x86_this_parameter): Calculate correct location
19754 of "this" pointer when "regparm = N" or "fastcall" is in effect.
19756 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19758 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
19760 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
19762 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
19764 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
19765 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
19766 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
19767 target after ignore has been set, and move there also the commputation
19768 of subtarget and original_target.
19769 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
19770 (LANG_HOOKS_INITIALIZER): Remove it.
19771 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
19773 2008-03-18 Richard Guenther <rguenther@suse.de>
19775 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
19776 found an expression with constants, note that in the VN for the lhs.
19777 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
19778 fold them to constants if possible. Run cleanup_cfg if done so.
19779 (execute_pre): Return todo.
19780 (do_pre): Likewise.
19781 (execute_fre): Likewise.
19782 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
19784 (get_prop_source_stmt): Look through pointer conversions.
19786 2008-03-18 Jan Hubicka <jh@suse.cz>
19788 * tree-pretty-print.c: Include predict.h.
19789 (dump_generic_node): Dump predictor.
19790 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
19791 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
19792 * gimple-low.c (lower_stmt): Likewise.
19793 * expr.c (expand_expr_real): Likewise.
19794 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
19796 (build_predict_expr, build_predict_expr): New.
19797 * predict.h (predictor_name, build_predict_expr): Update.
19798 * c-typeck.c (c_finish_bc_stmt): Add prediction.
19799 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
19800 * predict.def (PRED_CONTINUE): Update hitrate.
19801 * tree.def (PREDICT_EXPR): Define.
19802 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
19803 do not handle BIND_EXPR.
19804 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
19805 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
19806 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
19809 2008-03-18 Michael Matz <matz@suse.de>
19811 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
19813 2008-03-18 Richard Guenther <rguenther@suse.de>
19815 * tree-gimple.h (is_gimple_invariant_address): Declare.
19816 (is_gimple_constant): Likewise.
19817 * tree-gimple.c (is_gimple_constant): New function.
19818 (is_gimple_invariant_address): Likewise.
19819 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
19820 and is_gimple_invariant_address.
19821 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
19823 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
19824 an addressable base.
19826 2008-03-18 Jakub Jelinek <jakub@redhat.com>
19828 PR middle-end/35611
19829 * gimplify.c (gimplify_expr): Gimplify second operand of
19832 2008-03-17 Richard Guenther <rguenther@suse.de>
19834 PR tree-optimization/19637
19835 * fold-const.c (fold_unary): Remove restrictions of removing
19836 intermediate pointer-conversions (P2)(P1)P0.
19837 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
19838 conversion to void pointer.
19839 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
19841 2008-03-16 James E. Wilson <wilson@tuliptree.org>
19844 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
19845 emulated thread local variables.
19847 2008-03-16 Richard Guenther <rguenther@suse.de>
19849 PR middle-end/35607
19850 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
19851 expand TREE_INVARIANT operations that are not gimple invariant.
19853 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
19855 * doc/extend.texi (Alignment): Say that the ABI controls
19856 the __alignof__ for non-strict-alignment targets rather
19857 than being a recommendation.
19859 2008-03-15 Paul Brook <paul@codesourcery.com>
19861 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
19863 (arm_output_fn_unwind): Mark functions that can not be unwound.
19865 2008-03-15 Paul Brook <paul@codesourcery.com>
19867 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
19868 extension instructions.
19870 2008-03-15 Richard Guenther <rguenther@suse.de>
19872 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
19873 and fold constant aggregate refs.
19874 (fold_const_aggregate_ref): Handle string constants
19875 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
19876 (evaluate_stmt): Simplify now that ccp_fold folds constant
19879 2008-03-15 Paul Brook <paul@codesourcery.com>
19881 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
19882 (extzv): Use gen_extzv_t2.
19883 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
19885 2008-03-15 Richard Guenther <rguenther@suse.de>
19887 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
19888 (fold_const_aggregate_ref): Likewise.
19889 (get_value): Return NULL if we don't have any values.
19890 (ccp_finalize): Set const_val to NULL after freeing it.
19891 * tree-flow.h (get_symbol_constant_value): Declare.
19892 (fold_const_aggregate_ref): Likewise.
19893 * tree-ssa-sccvn.c (try_to_simplify): Use them.
19895 2008-03-15 Richard Guenther <rguenther@suse.de>
19897 PR middle-end/35593
19898 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
19899 to not produce negative array indices if not allowed. Add
19900 parameter to indicate that.
19901 (maybe_fold_offset_to_component_ref): Allow negative array
19902 indices only for the first member of a structure.
19903 (maybe_fold_offset_to_reference): Allow negative array indices.
19904 (maybe_fold_stmt_addition): Likewise.
19906 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
19907 Anatoly Sokolov <aesok@post.ru>
19909 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
19910 (avr_arch): Add ARCH_AVR6.
19911 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
19912 (initial_elimination_offset): Initialize and use 'avr_pc_size'
19913 instead of fixed value 2.
19914 (print_operand_address): Use gs() asm specifier instead of pm().
19915 (avr_assemble_integer): (Ditto.).
19916 (avr_output_addr_vec_elt): (Ditto.).
19917 (print_operand): Handle "!" code.
19918 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
19919 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
19920 (AVR_HAVE_EIJMP_EICALL): Define.
19921 (AVR_3_BYTE_PC): Redefine.
19922 (AVR_2_BYTE_PC): (Ditto.).
19923 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
19924 (LINK_SPEC): Add atmega2560 and atmega2561.
19925 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
19927 * config/avr/avr.md (call_insn): Use eicall instead of icall
19928 for 3 byte PC devices.
19929 (call_value_insn): (Ditto.).
19930 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
19931 (indirect_jump): Use only for for 2 byte PC devices.
19932 (*tablejump): (Ditto.).
19933 (*indirect_jump_avr6): Add insn.
19934 (*tablejump_rjmp): Don't use for 3 byte PC devices.
19935 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
19936 instead of ijmp for 3 byte PC devices.
19937 (__tablejump2__): (Ditto.).
19938 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
19939 (MULITLIB_DIRNAMES): (Ditto.).
19940 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
19942 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
19944 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
19945 "sse2_umulsidi3". Use V1DI mode for operand 0.
19946 ("mmx_psadbw"): Use V1DI mode for operand 0.
19947 * config/i386/i386-modes.def (V1SI): New vector mode.
19948 * config/i386/i386.c (struct builtin_description)
19949 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
19950 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
19951 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
19952 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
19953 v1di_ftype_v8qi_v8qi type.
19954 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
19956 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
19957 __builtin_ia32_pmuludq]: Fix the mode of return value.
19959 2008-03-15 Richard Guenther <rguenther@suse.de>
19961 PR middle-end/35595
19962 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
19965 2008-03-14 Bob Wilson <bob.wilson@acm.org>
19967 * doc/invoke.texi (Option Summary, Xtensa Options): Document
19968 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
19969 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
19970 unless TARGET_SERIALIZE_VOLATILE is enabled.
19971 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
19972 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
19973 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
19975 2008-03-14 Richard Guenther <rguenther@suse.de>
19977 PR tree-optimization/34172
19978 * tree-flow.h (refs_may_alias_p): Declare.
19979 (get_single_def_stmt): Likewise.
19980 (get_single_def_stmt_from_phi): Likewise.
19981 (get_single_def_stmt_with_phi): Likewise.
19982 * tree-dfa.c (refs_may_alias_p): New function.
19983 (get_single_def_stmt): Likewise.
19984 (get_single_def_stmt_from_phi): Likewise.
19985 (get_single_def_stmt_with_phi): Likewise.
19986 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
19987 (vn_reference_lookup_1): New helper function.
19988 (vn_reference_lookup): Walk the virtual use-def chain to
19989 continue searching for a match if the def does not alias the
19990 reference we are looking for.
19992 2008-03-14 David Edelsohn <edelsohn@gnu.org>
19994 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
19995 archive and Perzl. Update The Written Word listing.
19997 2008-03-14 Richard Guenther <rguenther@suse.de>
19999 PR tree-optimization/34043
20000 PR tree-optimization/33989
20001 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20003 (bitmap_find_leader): Use extra argument to verify dominance
20004 relationship inside a basic-block.
20005 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20006 (find_leader_in_sets): Adjust.
20007 (create_component_ref_by_pieces): Take extra argument for
20008 dominance check, handle lookup failures.
20009 (find_or_generate_expression): Likewise.
20010 (create_expression_by_pieces): Likewise.
20011 (insert_into_preds_of_block): Adjust.
20012 (create_value_expr_from): If asked for, verify all operands
20013 are in the blocks AVAIL_OUT set.
20014 (make_values_for_stmt): Check for SSA_NAMEs that are life
20015 over an abnormal edge.
20016 (compute_avail): Remove such check.
20017 (do_SCCVN_insertion): New function.
20018 (eliminate): If we do not find a leader suitable for replacement
20019 insert a replacement expression from SCCVN if available.
20020 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20021 (struct vn_ssa_aux): Add needs_insertion flag.
20022 * tree-ssa-sccvn.c (may_insert): New global flag.
20023 (copy_reference_ops_from_ref): Value-number union member access
20024 based on its size, not type and member if insertion is allowed.
20025 (visit_reference_op_load): For a weak match from union type
20026 punning lookup a view-converted value and insert a SSA_NAME
20027 for that value if that is not found.
20028 (visit_use): Make dumps shorter. Do not disallow value numbering
20029 SSA_NAMEs that are life over an abnormal edge to constants.
20030 (free_scc_vn): Release inserted SSA_NAMEs.
20031 (run_scc_vn): New flag to specify whether insertion is allowed.
20032 Process SSA_NAMEs in forward order.
20033 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20034 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20035 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20036 pointer type to/from integral types that do not change the
20037 precision to regular conversions.
20039 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20041 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20042 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20043 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20044 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20045 input arguments and the mode of return value. Built-in functions
20046 that operate on whole 64-bit MMX register now use V1DI mode.
20048 2008-03-13 Alon Dayan <alond@il.ibm.com>
20049 Olga Golovanevsky <olga@il.ibm.com>
20051 PR tree-optimization/35041
20052 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20053 to locate the right position in a statement.
20055 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20059 * config/i386/xmmintrin.h: Change all static inline functions to
20060 extern inline and add __gnu_inline__ attribute.
20061 * config/i386/bmintrin.h: Ditto.
20062 * config/i386/smmintrin.h: Ditto.
20063 * config/i386/tmmintrin.h: Ditto.
20064 * config/i386/mmintrin-common.h: Ditto.
20065 * config/i386/ammintrin.h: Ditto.
20066 * config/i386/emmintrin.h: Ditto.
20067 * config/i386/pmmintrin.h: Ditto.
20068 * config/i386/mmintrin.h: Ditto.
20069 * config/i386/mm3dnow.h: Ditto.
20071 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20073 PR middle-end/35185
20074 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20075 (lower_omp_2): New function.
20076 (lower_omp_1, lower_omp): Rewritten.
20078 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20081 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20082 with the phrase "Microsoft Windows compilers".
20083 (Push/Pop Macro Pragmas): New subsection. Document
20084 #pragma push_macro and pragma pop_macro.
20086 2008-03-12 Paul Brook <paul@codesourcery.com>
20088 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20090 2008-03-12 Paul Brook <paul@codesourcery.com>
20092 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20093 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20094 (thumb2_addsi_shortim): Rename ...
20095 (thumb2_addsi_short): ... to this. Allow register operands.
20096 (thumb2_subsi_short): New pattern.
20097 (thumb2_one_cmplsi2_short,
20098 thumb2_negsi2_short): New patterns and peepholes.
20100 2008-03-12 Paul Brook <paul@codesourcery.com>
20102 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20104 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20106 * config/i386/i386.md (int_cond): New code iterator.
20108 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20109 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20110 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20111 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20112 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20113 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20114 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20115 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20117 2008-03-12 Paul Brook <paul@codesourcery.com>
20119 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20120 instead of {arm,thumb}_compute_save_reg_mask.
20121 (output_return_instruction): Ditto.
20122 (thumb_unexpanded_epilogue): Ditto.
20123 (thumb1_expand_prologue): Ditto.
20124 (thumb1_output_function_prologue): Ditto.
20125 (arm_set_return_address): Ditto.
20126 (thumb_set_return_address): Ditto.
20127 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20128 regs to achieve stack alignment.
20129 (thumb1_compute_save_reg_mask): Fix compiler warning.
20130 (arm_output_epilogue): Use offsets->saved_regs_mask.
20131 Adjust stack pointer by poping call clobered registers.
20132 (arm_expand_prologue): Use offsets->saved_regs_mask.
20133 Adjust stack pointer by pushing extra registers.
20134 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20136 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20139 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20140 conversion to the operands of a multiplication.
20142 2008-03-12 Richard Guenther <rguenther@suse.de>
20144 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20145 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20146 * timevar.def (TV_TREE_PHIPROP): Add.
20147 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20148 pass description. Use TV_TREE_PHIPROP.
20149 * tree-ssa-forwprop.c: Remove phiprop code.
20151 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20153 PR middle-end/35549
20154 * omp-low.c (maybe_lookup_decl): Constify first argument.
20155 (use_pointer_for_field): Change last argument from bool to
20156 omp_context *. Disallow shared copy-in/out in nested
20157 parallel if decl is shared in outer parallel too.
20158 (build_outer_var_ref, scan_sharing_clauses,
20159 lower_rec_input_clauses, lower_copyprivate_clauses,
20160 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20162 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20163 Ira Rosen <irar@il.ibm.com>
20165 * tree-vectorizer.c (free_stmt_vec_info): New function.
20166 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20167 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20168 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20169 * tree-vect-transform.c (vectorizable_conversion): Free
20170 vec_oprnds0 if it was allocated.
20171 (vect_permute_store_chain): Remove unused VECs.
20172 (vectorizable_store): Free VECs that are allocated in the..
20174 (vect_transform_strided_load, vectorizable_load): Likewise.
20175 (vect_remove_stores): Simplify the code.
20176 (vect_transform_loop): Move code to vect_remove_stores().
20177 Call vect_remove_stores() and free_stmt_vec_info().
20179 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20181 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20182 TARGET_HPUX. Revise comment.
20183 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20184 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20185 Use sr4 variant of `be' instruction when not generating PIC code.
20186 (attr_length_call): Adjust for above change.
20188 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20190 * ipa-reference.c (static_execute): Remove module_statics_const and
20191 associated setting code.
20193 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20196 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20197 predicate for operand 1.
20198 (paritysi2_cmp): Use register_operand predicate for operand 2.
20199 Use earlyclobber modifier for operand 1. Remove support for
20201 (paritydi2_cmp): Use register_operand predicate for operand 3.
20202 Use earlyclobber modifier for operand 1. Remove support for
20205 2008-03-11 Paul Brook <paul@codesourcery.com>
20206 Vladimir Prus <vladimir@codesourcery.com>
20208 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20209 (arm_compute_save_reg0_reg12_mask): Always
20210 check if register 11 must be saved. Always safe hard frame pointer
20211 when frame_pointer_needeed.
20212 (arm_compute_save_reg_mask): Save IP and PC
20213 only with apcs frames.
20214 (arm_output_epilogue): Adjust Thumb2 codepath to
20215 be also invoked and work for ARM non-apcs frames.
20216 (arm_expand_prologue): Don't bother saving IP
20217 for non-apcs frame, since it's not clobbered by
20218 prologue code. Implement non-apcs frame
20221 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20223 PR rtl-optimization/35281
20224 * expr.c (convert_move): Use a new pseudo for the intermediate
20225 from_mode->word_mode result.
20227 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20229 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20230 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20231 * toplev.c (compile_file): Don't call it.
20233 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20235 PR middle-end/35526
20236 * expr.c (store_expr): Call emit_block_move if the mode
20237 of "temp" RTX is BLKmode.
20239 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20240 Richard Guenther <rguenther@suse.de>
20242 PR tree-optimization/31358
20243 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20244 the step with a NULL_TREE.
20245 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20246 to sizetype if type is a pointer type.
20247 (add_candidate_1): Don't convert the base and step to
20248 the generic type if the orginal type is a pointer type.
20249 (add_iv_value_candidates): Use sizetype for the step
20250 if type is a pointer type.
20251 (cand_value_at): Likewise.
20252 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20254 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20255 Don't convert the tem affine to the type.
20256 (add_elt_to_tree): Use sizetype for the step if a pointer.
20257 Use POINTER_PLUS_EXPR for pointers.
20258 (aff_combination_to_tree): Use sizetype for the step if a
20261 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20263 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20264 Remove commutativity hint.
20266 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20270 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20271 errorneous type. Check that v is a VAR_DECL.
20273 PR middle-end/35099
20274 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20276 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20278 PR tree-optimization/35494
20279 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20280 may be overriden at link and run time.
20282 2008-03-10 Richard Guenther <rguenther@suse.de>
20284 PR tree-optimization/34677
20285 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20286 (poolify_tree): Likewise.
20287 (modify_expr_template): Likewise.
20288 (poolify_modify_stmt): Likewise.
20289 (insert_fake_stores): Handle all component-ref style stores
20290 in addition to INDIRECT_REF. Also handle complex types.
20291 Do not poolify the inserted load.
20292 (realify_fake_stores): Do not rebuild the tree but only
20293 make it a SSA_NAME copy.
20294 (init_pre): Remove initialzation of modify_expr_template.
20295 Do not allocate modify_expr_node_pool.
20296 (fini_pre): Do not free modify_expr_node_pool.
20298 2008-03-10 Paul Brook <paul@codesourcery.com>
20300 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20301 to avoid conflicts.
20303 2008-03-10 Paul Brook <paul@codesourcery.com>
20304 Mark Shinwell <shinwell@codesourcery.com>
20306 * config/arm/cortex-r4.md: New.
20307 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20309 * config/arm/arm.md: Include cortex-r4.md.
20310 (insn): Add smmls, sdiv and udiv values.
20311 (generic_sched): Don't use generic scheduling for Cortex-R4.
20312 (arm_issue_rate): New function.
20313 (TARGET_SCHED_ISSUE_RATE): Define.
20315 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20317 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20319 2008-03-10 Richard Guenther <rguenther@suse.de>
20321 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20322 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20324 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20326 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20327 Set default to true.
20329 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20331 * c.opt (Wsynth): Deprecate.
20332 * doc/invoke.texi (Option Summary, Warning Options): Document
20333 -Wno-format-contains-nul.
20335 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20338 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20339 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20341 2008-03-09 Ira Rosen <irar@il.ibm.com>
20343 * config/rs6000/rs6000.c (builtin_description): Rename vector
20344 left shift operations.
20345 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20346 (altivec_vsl<VI_char>): Rename to ...
20347 (ashl<mode>3): ... new name.
20348 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20350 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20352 2008-03-08 Richard Guenther <rguenther@suse.de>
20354 * coverage.h (tree_coverage_counter_addr): Declare.
20355 * coverage.c (tree_coverage_counter_addr): New function.
20356 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20357 before using again.
20358 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20359 (tree_gen_one_value_profiler): Likewise.
20360 (tree_gen_ic_profiler): Likewise.
20361 (tree_gen_average_profiler): Likewise.
20362 (tree_gen_ior_profiler): Likewise.
20364 2008-03-08 Richard Guenther <rguenther@suse.de>
20366 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20367 (vn_binary_op_insert): Likewise.
20368 (vn_unary_op_lookup): Likewise.
20369 (vn_unary_op_insert): Likewise.
20370 (vn_nary_op_lookup): Declare.
20371 (vn_nary_op_insert): Likewise.
20372 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20373 and binary hashes, use a single obstack for unary_op_pool
20374 and binary_op_pool.
20375 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20376 a single struct vn_nary_op_s. Store tree code length and
20377 a variable number of operands.
20378 (struct vn_reference_op_struct): Remove unused op2.
20379 (vn_reference_op_eq): Do not compare op2.
20380 (vn_reference_op_compute_hash): Do not compute hash of op2.
20381 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20382 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20383 with vn_nary_op_compute_hash.
20384 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20385 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20387 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20389 (visit_unary_op): Call nary functions.
20390 (visit_binary_op): Likewise.
20391 (process_scc): Adjust for struct vn_tables_s changes.
20392 (allocate_vn_table): Likewise.
20393 (free_vn_table): Likewise.
20394 * tree-vn.c (vn_add): Call nary functions.
20395 (vn_lookup): Likewise.
20397 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20400 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20401 wdst back after sync_compare_and_swapqhi_internal.
20403 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20406 * config/i386/i386-modes.def (V1DI): New vector mode.
20407 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20408 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20409 (MMXMODE248): Ditto.
20410 (MMXMODE): Add V1DI mode.
20411 (mmxvecsize): Change DI mode to V1DI mode.
20412 ("mov<mode>): Use MMXMODEI8 mode iterator.
20413 ("*mov<mode>_internal_rex64"): Ditto.
20414 ("*mov<mode>_internal"): Ditto.
20415 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20416 ("mmx_sub<mode>3"): Ditto.
20417 ("mmx_adddi3"): Remove insn pattern.
20418 ("mmx_subdi3"): Ditto.
20419 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20420 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20421 ("mmx_ashl<mode>3"): Ditto.
20422 ("mmx_lshrdi3"): Remove insn pattern.
20423 ("mmx_ashldi3"): Ditto.
20424 * config/i386/i386.c (classify_argument): Handle V1DImode.
20425 (function_arg_advance_32): Ditto.
20426 (function_arg_32): Ditto.
20427 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20428 mmx_addv1di3 insn pattern.
20429 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20430 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20431 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20432 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20433 Remove definitions of built-in functions.
20434 (V1DI_type_node): New node.
20435 (v1di_ftype_v1di_int): Ditto.
20436 (v1di_ftype_v1di_v1di): Ditto.
20437 (v2si_ftype_v2si_si): Ditto.
20438 (v4hi_ftype_v4hi_di): Remove node.
20439 (v2si_ftype_v2si_di): Ditto.
20440 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20441 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20442 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20443 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20444 Add new builtins using def_builtin_const.
20445 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20446 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20447 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20448 * config/i386/mmintrin.h (__v1di): New typedef.
20449 (_mm_add_si64): Cast arguments to __v1di type.
20450 (_mm_sub_si64): Ditto.
20451 (_mm_sll_pi16): Cast __count to __v4hi type.
20452 (_mm_sll_pi32): Cast __count to __v2si type.
20453 (_mm_sll_si64): Cast arguments to __v1di type.
20454 (_mm_srl_pi16): Cast __count to __v4hi type.
20455 (_mm_srl_pi32): Cast __count to __v2si type.
20456 (_mm_srl_si64): Cast arguments to __v1di type.
20457 (_mm_sra_pi16): Cast __count to __v4hi type.
20458 (_mm_sra_pi32): Cast __count to __v2si type.
20459 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20460 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20461 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20462 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20463 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20464 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20465 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20466 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20467 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20468 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20469 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20470 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20472 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20474 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20476 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20479 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20480 reg+const addressing for Altivec modes. Don't generate reg+reg
20481 addressing for TFmode or TDmode quantities.
20483 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20485 * c-common.c (vector_types_convertible_p): Call langhook
20486 instead of comptypes.
20488 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20491 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20492 integral and scalar float variables which have a
20495 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20497 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20498 dwarf_register_span hook when emitting unwind information for
20499 register-to-memory saves.
20500 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20501 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20503 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20505 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20506 for the same VAR_DECL.
20508 2008-03-06 Tom Tromey <tromey@redhat.com>
20510 * treelang: Delete.
20511 * doc/standards.texi (Standards): Don't mention treelang.
20512 * doc/invoke.texi (Overall Options): Don't mention treelang.
20513 * doc/install.texi (Prerequisites): Don't mention bison or
20515 (Configuration): Don't mention treelang.
20516 (Building): Likewise.
20517 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20519 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20521 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20522 word-extractions out of a multi-word object.
20524 2008-03-06 Richard Guenther <rguenther@suse.de>
20526 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20527 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20528 result type and precision.
20529 * expr.c (get_inner_reference): Set unsignedp based on the result
20530 type of BIT_FIELD_REF.
20531 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20532 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20533 (try_instantiate_multiple_fields): Likewise. Use the correct type
20535 (sra_build_assignment): Likewise.
20536 (sra_build_elt_assignment): Likewise.
20537 (sra_explode_bitfield_assignment): Likewise.
20538 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20539 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20540 set BIT_FIELD_REF_UNSIGNED.
20541 (vectorizable_load): Likewise.
20543 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20545 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20548 2008-03-06 Richard Guenther <rguenther@suse.de>
20550 * alias.c (struct alias_set_entry): Move has_zero_child field
20551 to pack with alias_set.
20553 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20555 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20558 2008-03-05 Ian Lance Taylor <iant@google.com>
20560 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20562 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20564 * fwprop.c (update_df): Support width and offset parameters of
20566 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20567 global_conflicts): Change DF_REF_EXTRACT to either
20568 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20569 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20570 * df-scan.c (df_ref_record, df_defs_record,
20571 df_ref_create_structure, df_def_record_1, df_uses_record,
20572 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20573 df_bb_refs_collect, df_entry_block_defs_collect,
20574 df_exit_block_uses_collect): Support new width and offset fields.
20575 (ref_extract_pool): New storage pool.
20576 (df_free_ref): New function.
20577 (df_reg_chain_unlink, df_free_collection_rec,
20578 df_sort_and_compress_refs): Call df_free_ref.
20579 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20581 (df_ref_create_structure): Allocate df_ref_extract if offset and
20582 width fields are used.
20583 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20584 (df_uses_record): Get offset and width from ZERO_EXTRACT
20586 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20587 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20588 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20589 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20590 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20591 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20592 (df_ref_extract): New structure.
20593 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20594 (df_ref_create): Add width and offset parameters.
20596 2008-03-05 Richard Guenther <rguenther@suse.de>
20598 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20599 Use ranges_overlap_p.
20600 (offset_overlaps_with_access): Rename
20601 to ranges_overlap_p and move ...
20602 * tree-flow-inline.h (ranges_overlap_p): ... here.
20604 * tree.h (get_inner_reference, handled_component_p): Update
20607 * tree.h (record_component_aliases, get_alias_set,
20608 alias_sets_conflict_p, alias_sets_must_conflict_p,
20609 objects_must_conflict_p): Move declarations ...
20610 * alias.h (record_component_aliases, get_alias_set,
20611 alias_sets_conflict_p, alias_sets_must_conflict_p,
20612 objects_must_conflict_p): ... here.
20613 Include coretypes.h.
20614 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20616 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20618 * cfg.c: Include tree-flow.h.
20619 (remove_edge_raw): Call redirect_edge_var_map_clear.
20620 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20621 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20622 (redirect_edge_var_map_result): New.
20623 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20624 PENDING_STMT use with redirect_edge_var_map_*.
20625 * tree-ssa.c (edge_var_maps): New definition.
20626 (redirect_edge_var_map_add): New.
20627 (redirect_edge_var_map_clear): New.
20628 (redirect_edge_var_map_dup): New.
20629 (redirect_edge_var_map_vector): New.
20630 (redirect_edge_var_map_destroy): New.
20631 (ssa_redirect_edge): Replace PENDING_STMT use with
20632 redirect_edge_var_map_*.
20633 (flush_pending_stmts): Same.
20634 (delete_tree_ssa): Destroy edge var map.
20635 * tree-flow.h (struct _edge_var_map): New.
20636 Define edge_var_map vector type.
20637 Declare redirect_edge_var_map_* prototypes.
20638 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20639 * tree-cfg.c (reinstall_phi_args): Replace
20640 PENDING_STMT use with redirect_edge_var_map_*.
20642 2008-03-05 Richard Guenther <rguenther@suse.de>
20644 PR tree-optimization/35472
20645 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20646 whose single use_stmt has a overlapping set of loaded and
20647 stored symbols as that use_stmt might be a noop assignment then.
20649 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20651 * gthr-rtems.h: Implement __gthread_mutex_destroy.
20653 2008-03-05 Richard Guenther <rguenther@suse.de>
20656 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
20657 should be constants.
20658 * tree-cfg.c (verify_expr): Verify it.
20659 * fold-const.c (fold_truthop): Remove code generating
20660 BIT_FIELD_REFs of structure bases.
20661 (fold_binary): Likewise.
20662 (fold_ternary): Position and size of BIT_FIELD_REFs are
20663 always host integers.
20664 (make_bit_field_ref): Remove.
20665 (optimize_bit_field_compare): Remove.
20666 (all_ones_mask_p): Remove.
20668 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
20671 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
20672 (split_block_and_df_analyze): New. Split basic block and rebuild
20674 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
20676 (split_pattern_seq): Likewise.
20677 (erase_matching_seqs): Likewise.
20678 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
20680 2008-03-04 Geoff Keating <geoffk@apple.com>
20682 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
20683 declaration and code.
20684 (tree_invalid_nonnegative_warnv_p): Likewise.
20686 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
20688 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
20689 examples. Truncate option-names then causing overfull hbox.
20691 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20694 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
20696 * configure: Rebuilt.
20698 2008-03-04 Rafael EspÃndola <espindola@google.com>
20700 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
20701 (tree_unary_nonnegative_warnv_p): New.
20702 (tree_binary_nonnegative_warnv_p): New.
20703 (tree_single_nonnegative_warnv_p): New.
20704 (tree_invalid_nonnegative_warnv_p): New.
20705 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
20707 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20710 * opts.c (handle_option): Postpone 'unknown option' errors only for
20713 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
20716 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
20719 2008-03-04 Rafael EspÃndola <espindola@google.com>
20721 * fold-const.c (tree_unary_nonzero_warnv_p): New.
20722 (tree_binary_nonzero_warnv_p): New.
20723 (tree_single_nonzero_warnv_p): New.
20724 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
20726 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
20728 PR middle-end/35456
20729 * fold-const.c (fold_cond_expr_with_comparison): Prevent
20730 transformations for modes that have signed zeros.
20731 * ifcvt.c (noce_try_abs): Ditto.
20733 2008-03-04 Joseph Myers <joseph@codesourcery.com>
20735 * config/i386/i386.c (override_options): Force
20736 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
20738 2008-03-04 Jan Hubicka <jh@suse.cz>
20741 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
20744 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20746 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
20747 label to probe the stack.
20749 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
20751 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
20752 (__gthr_win32_mutex_destroy): Declare.
20753 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
20754 __gthr_win32_mutex_destroy.
20755 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
20757 2008-03-03 Jan Hubicka <jh@suse.cz>
20760 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
20761 aggressive on inlining cold calls.
20763 2008-03-03 Richard Guenther <rguenther@suse.de>
20765 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
20766 struct copies into the expression table.
20767 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
20768 (try_to_simplify): Likewise.
20769 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
20770 integral and pointer arguments which do not change the
20771 precision to NOP_EXPRs.
20772 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
20773 VIEW_CONVERT_EXPR case.
20775 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
20777 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
20778 defined in a loop at depth 0 is invariant.
20779 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
20780 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
20781 be called at loop depth 0.
20783 2008-03-02 Jakub Jelinek <jakub@redhat.com>
20786 * gcc.c (process_command): Update copyright notice dates.
20787 * gcov.c (print_version): Likewise.
20788 * gcov-dump.c (print_version): Likewise.
20789 * mips-tfile.c (main): Likewise.
20790 * mips-tdump.c (main): Likewise.
20792 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20795 * c-common.c (flag_permissive): Delete.
20796 (constant_expression_warnings): Check flags first.
20797 (constant_expression_error): New.
20798 * c-common.h (flag_permissive): Delete.
20799 (constant_expression_error): Declare.
20800 * flags.h (flag_permissive): Declare. Update description.
20801 * diagnostic.c (pedwarn): Update.
20803 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
20804 (permissive_error_kind): New.
20805 * toplev.c (flag_permissive): Define. Update description.
20806 * toplev.h (permissive_error_kind): Declare.
20807 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
20808 (pedwarn_c90): Use pedantic_warning_kind.
20809 * c-opts.c (c_common_post_options): flag_permissive does not affect
20810 flag_pedantic_errors.
20812 2008-03-02 Joseph Myers <joseph@codesourcery.com>
20814 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
20815 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
20816 __absvsi2, __absvDI2): Use unsigned arithmetic.
20818 2008-03-02 Andi Kleen <ak@suse.de>
20819 Richard Guenther <rguenther@suse.de>
20821 * struct-equiv.c: Remove file.
20822 * cfg_cleanup.c (condjump_equiv_p): Remove.
20823 * Makefile.in (OBJS-common): Remove struct-equiv.o.
20824 (struct-equiv.o): Remove rule.
20825 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
20826 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
20827 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
20829 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20831 * ifcvt.c (noce_process_if_block): Try to handle only the then
20832 block if the else block exists but isn't suitable.
20834 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20837 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
20838 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
20839 regression from previous patch.
20841 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
20844 * gthr.h: Add __gthread_mutex_destroy as a function that must be
20846 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
20847 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20848 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
20849 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
20850 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
20851 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
20852 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
20853 (__gthread_mutex_destroy_function): Rename to
20854 __gthread_mutex_destroy.
20855 * gthr-dce.h (__gthread_mutex_destroy): Call
20856 pthread_mutex_destroy.
20857 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
20858 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
20859 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
20861 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20863 * df-scan.c (df_ref_chain_change_bb): Simplify.
20864 (df_insn_change_bb): Add new_bb argument. Simplify. Call
20865 set_block_for_insn if there's any change.
20866 * df.h ((df_insn_change_bb): Fix prototype.
20867 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
20868 df_insn_change_bb, don't call set_block_for_insn.
20869 * emit-rtl.c (reorder_insns): Likewise.
20870 * haifa-sched.c (move_insn): Likewise.
20872 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20874 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
20876 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
20878 * tree-flow-inline.h (next_readonly_imm_use): Return
20879 NULL_USE_OPERAND_P after the end.
20881 2008-03-01 Richard Guenther <rguenther@suse.de>
20883 PR tree-optimization/35411
20884 * tree-sra.c (sra_build_assignment): Split conversion to
20885 final type to a separate statement if we are not assigning
20888 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20890 * fold-const.c (fold_convertible_p): Correct the logic to follow
20891 that in fold_convert().
20893 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
20896 * tree-inline.c (build_duplicate_type): When we make a
20897 duplicate type, make it unique in the canonical types system.
20899 2008-02-29 Tom Tromey <tromey@redhat.com>
20901 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
20902 input_file_stack_history, input_file_stack_restored): Remove.
20903 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20904 * input.h (struct file_stack): Remove.
20905 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
20906 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
20908 * diagnostic.h (struct diagnostic_context) <last_module>: Change
20910 (diagnostic_last_module_changed): Add 'map' argument.
20911 (diagnostic_set_last_function): Likewise.
20912 * diagnostic.c (undiagnostic_report_current_module): Iterate using
20913 line map, not input_file_stack.
20914 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
20916 2008-02-29 Paul Brook <paul@codesourcery.com>
20918 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
20920 2008-02-29 Paul Brook <paul@codesourcery.com>
20922 * config/arm/ieee754-df.S (muldf3): Use RET macros.
20924 2008-02-29 Richard Guenther <rguenther@suse.de>
20926 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
20928 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
20929 value for comparing for a store match.
20930 (simplify_unary_expression): Do nothing for SSA_NAMEs.
20931 (try_to_simplify): Do not do a full-blown reference lookup.
20933 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20935 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
20936 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20938 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
20940 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
20942 * tree-loop-linear.c (try_interchange_loops): Compare memory access
20943 strides against cache sizes.
20945 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20947 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
20950 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
20952 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
20953 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
20954 is smaller than the original promoted value.
20955 (simplify_subreg): If OP is a SUBREG, try to preserve its
20956 SUBREG_PROMOTED_VAR_P information.
20958 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
20960 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
20961 (VN_INFO_GET): Allocate new objects on the obstack.
20962 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
20963 for rpo_numbers_temp, for consistency.
20964 (free_scc_vn): Free the obstack.
20966 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
20968 * doc/invoke.texi: Document -ftree-loop-distribution.
20969 * tree-loop-distribution.c: New.
20970 * tree-pass.h (pass_loop_distribution): New.
20971 * graphds.h (struct graph): Add htab_t indices.
20972 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
20973 * tree-vectorizer.c (rename_variables_in_loop): Extern.
20974 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
20975 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
20976 * tree-data-ref.c (debug_data_dependence_relations): New.
20977 (dump_data_dependence_relation): Also print data references.
20978 (free_data_ref): Extern.
20979 (same_access_functions): Moved...
20980 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
20981 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
20982 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
20983 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
20984 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
20985 (stmts_from_loop): Skip LABEL_EXPR.
20986 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
20988 (build_rdg): Initialize rdg->indices htab.
20989 (free_rdg, stores_from_loop, ref_base_address,
20990 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
20991 have_similar_memory_accesses_1, ref_base_address_1,
20992 remove_similar_memory_refs): New.
20993 * tree-data-ref.h: Depend on tree-chrec.h.
20994 (debug_data_dependence_relations, free_data_ref): Declared.
20995 (same_access_functions): ... here.
20996 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
20998 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
20999 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21000 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21001 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21002 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21003 rdg_vertex_for_stmt): Declared.
21004 (struct rdg_edge): Add level.
21006 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21007 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21009 (rdg_has_similar_memory_accesses): New.
21010 * tree-vect-analyze.c: Remove unused static decls.
21011 * lambda.h (dependence_level): New.
21012 * common.opt (ftree-loop-distribution): New.
21013 * tree-flow.h (mark_virtual_ops_in_bb,
21014 slpeel_tree_duplicate_loop_to_edge_cfg,
21015 rename_variables_in_loop): Declared.
21016 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21017 (OBJS-common): Add tree-loop-distribution.o.
21018 (tree-loop-distribution.o): New rule.
21019 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21020 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21021 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21023 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21026 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21027 other than structures and unions.
21029 2008-02-28 Richard Guenther <rguenther@suse.de>
21032 2008-02-26 Richard Guenther <rguenther@suse.de>
21034 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21035 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21036 (lookup_decl_from_uid): Declare.
21037 (remove_decl_from_map): Likewise.
21038 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21039 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21040 (decl_for_uid_map): New global hashtable mapping DECL_UID
21042 (init_ttree): Allocate it.
21043 (insert_decl_to_uid_decl_map): New helper function.
21044 (make_node_stat): Insert new decls into the map.
21045 (copy_node_stat): Likewise.
21046 (lookup_decl_from_uid): New function.
21047 (remove_decl_from_map): Likewise.
21048 (print_decl_for_uid_map_statistics): New helper.
21049 (dump_tree_statistics): Call it.
21051 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21052 (referenced_var_iterator): Adjust.
21053 (FOR_EACH_REFERENCED_VAR): Adjust.
21054 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21055 (num_referenced_vars): Adjust.
21056 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21057 (first_referenced_var): Remove.
21058 (end_referenced_vars_p): Likewise.
21059 (next_referenced_var): Likewise.
21060 (referenced_var_iterator_set): New helper function.
21061 * tree-dfa.c (referenced_var_lookup): Adjust.
21062 (referenced_var_check_and_insert): Likewise.
21063 (remove_referenced_var): Likewise.
21064 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21065 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21066 (verify_call_clobbering): Likewise.
21067 (verify_memory_partitions): Likewise.
21068 (init_tree_ssa): Allocate bitmap instead of hashtable for
21070 (delete_tree_ssa): Adjust.
21071 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21072 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21073 (compute_tag_properties): Likewise.
21074 (set_initial_properties): Likewise.
21075 (find_partition_for): Likewise.
21076 (update_reference_counts): Likewise.
21077 (dump_may_aliases_for): Likewise.
21078 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21079 (add_call_clobber_ops): Likewise.
21080 (add_call_read_ops): Likewise.
21081 (get_asm_expr_operands): Likewise.
21082 * tree-into-ssa.c (dump_decl_set): Likewise.
21083 (update_ssa): Likewise.
21084 * tree-sra.c (scan_function): Likewise.
21085 (decide_instantiations): Likewise.
21086 (scalarize_parms): Likewise.
21087 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21088 (dsa_named_for): Likewise.
21089 * tree-ssa-structalias.c (update_alias_info): Likewise.
21090 (merge_smts_into): Likewise.
21092 2008-02-27 David Daney <ddaney@avtrex.com>
21095 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21096 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21097 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21098 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21099 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21101 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21104 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21105 (BUILT_IN_NEXTTOWARD): Remove.
21106 (BUILT_IN_NEXTTOWARDF): Ditto.
21107 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21108 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21110 2008-02-27 Tom Tromey <tromey@redhat.com>
21112 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21113 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21115 2008-02-27 Jan Beulich <jbeulich@novell.com>
21117 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21118 update the respective field on newdecl.
21120 2008-02-27 Revital Eres <eres@il.ibm.com>
21122 PR rtl-optimization/34999
21123 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21124 crossing edges that ends with a call insn.
21125 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21126 call insn and clear the EDGE_CROSSING flag of the crossing edge
21127 when fixing fallthru edges.
21129 2008-02-27 Richard Guenther <rguenther@suse.de>
21131 PR middle-end/35390
21132 * fold-const.c (fold_unary): Return the correct argument,
21133 converted to the result type.
21135 2008-02-27 Richard Guenther <rguenther@suse.de>
21137 PR middle-end/34971
21138 * expr.c (expand_expr_real_1): Assert on rotates that operate
21140 * fold-const.c (fold_binary): Use the types precision, not the
21141 bitsize of the mode if folding rotate expressions. Build rotates
21142 only for full modes.
21144 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21146 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21147 and CPP_PRAGMA_EOL.
21148 * c-pragma.c (pragma_ns_name): New typedef.
21149 (registered_pp_pragmas): New variable.
21150 (c_pp_lookup_pragma): New function.
21151 (c_register_pragma_1): If flag_preprocess_only, do nothing
21152 for non-expanded pragmas, for expanded ones push pragma's
21153 namespace and name into registered_pp_pragmas vector.
21154 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21155 flag_preprocess_only, don't register GCC pch_preprocess
21156 pragma if flag_preprocess_only.
21157 * c-opts.c (c_common_init): Call init_pragma even if
21158 flag_preprocess_only.
21159 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21160 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21161 cpp_register_pragma if flag_preprocess_only.
21163 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21166 * c-parser.c (c_parser_translation_unit): Warn for empty
21167 translation unit, not empty source file.
21169 2008-02-26 Paul Brook <paul@codesourcery.com>
21171 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21172 operand for Thumb-2.
21173 * config/arm/arm.h (reg_class): Add CORE_REGS.
21174 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21175 (BASE_REG_CLASS): Use CORE_REGS.
21176 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21177 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21178 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21179 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21180 ARM_REGNO_OK_FOR_INDEX_P.
21181 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21182 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21183 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21184 (ldm/stm peepholes): Ditto.
21185 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21186 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21187 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21188 * config/arm/constraints.md: Enable "k" constraint on ARM.
21190 2008-02-27 Ben Elliston <bje@au.ibm.com>
21192 * config/rs6000/rs6000.c: Annotate cache line size field in all
21193 instances of struct processor_costs.
21195 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21197 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21198 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21199 jump_bypass): New counters.
21200 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21201 * dce.c (gate_ud_dce): Same.
21202 (gate_fast_dce): Same.
21203 * dse.c (gate_dse1): New function.
21204 (gate_dse2): New function.
21205 (gate_dse): Merge results of new gate functions.
21206 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21207 (gate_handle_jump_bypass): Add dbg_cnt.
21208 (gate_handle_gcse): Add dbg_cnt.
21209 * ifcvt.c (gate_handle_if_conversion): Same.
21210 (gate_handle_if_after_combine): Same.
21211 (gate_handle_if_after_reload): Same.
21212 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21214 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21216 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21218 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21220 2008-02-26 Jason Merrill <jason@redhat.com>
21223 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21224 alone if it's the naming decl for the type's main variant.
21226 2008-02-26 Tom Tromey <tromey@redhat.com>
21228 * system.h (USE_MAPPED_LOCATION): Poison.
21229 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21230 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21231 (make_goto_expr_edges): Likewise.
21232 (remove_bb): Likewise.
21233 (execute_warn_function_return): Likewise.
21234 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21236 * c-common.c (fname_decl): Remove old location code.
21237 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21239 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21241 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21242 (gen_rtx_ASM_INPUT): Likewise.
21243 (gen_rtx_ASM_INPUT_loc): Likewise.
21244 (get_rtx_asm_OPERANDS): Remove.
21245 * cfglayout.c (insn_locators_alloc): Remove old location code.
21246 (set_curr_insn_source_location): Likewise.
21247 (curr_insn_locator): Likewise.
21248 * print-tree.c (print_node): Remove old location code.
21249 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21250 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21251 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21252 location_from_locus.
21253 (construct_exit_block): Remove old location code.
21254 * emit-rtl.c (force_next_line_note): Remove old location code.
21255 * profile.c (branch_prob): Remove old location code.
21256 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21257 LOC_LINE): Remove old-location variants.
21258 * langhooks.c (lhd_print_error_function): Remove old location
21260 * configure, config.in: Rebuilt.
21261 * configure.ac (--enable-mapped-location): Remove.
21262 * c-decl.c (c_init_decl_processing): Remove old location code.
21263 (finish_function): Likewise.
21264 * recog.c (decode_asm_operands): Remove old location code.
21265 * c-pch.c (c_common_read_pch): Remove old location code.
21266 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21268 * gimple-low.c (lower_function_body): Remove old location code.
21269 * toplev.c (unknown_location): Remove.
21270 (push_srcloc): Remove old-location variant.
21271 (process_options): Remove old location code.
21272 (lang_dependent_init): Likewise.
21273 * input.h (UNKNOWN_LOCATION): Move definition.
21274 (location_t): Undeprecate.
21275 (source_locus): Remove.
21276 (location_from_locus): Remove.
21277 (struct location_s): Remove.
21278 Remove all old-location code.
21279 (input_line, input_filename): Remove.
21280 * final.c (final_scan_insn): Remove old location code.
21281 * diagnostic.c (diagnostic_build_prefix): Remove
21282 USE_MAPPED_LOCATION test.
21283 * tree.h (gimple_stmt) <locus>: Now a location_t.
21284 (tree_exp) <locus>: Likewise.
21285 (DECL_IS_BUILTIN): Remove old-location variant.
21286 (annotate_with_file_line, annotate_with_locus): Likewise.
21287 (expr_locus, set_expr_locus): Update.
21288 * tree.c (build1_stat): Remove old location code.
21289 (last_annotated_node): Remove.
21290 (annotate_with_file_line): Remove old-location variant.
21291 (annotate_with_locus): Likewise.
21292 (expr_location): Remove old location code.
21293 (set_expr_location): Likewise.
21294 (expr_has_location): Likewise.
21295 (expr_locus): Likewise.
21296 (set_expr_locus): Likewise.
21297 (expr_filename): Don't use location_from_locus.
21298 (expr_lineno): Likewise.
21299 * rtl-error.c (location_for_asm): Remove old location code.
21300 * c-lex.c (cb_line_change): Remove old location code.
21301 (fe_file_change): Likewise.
21302 (cb_def_pragma): Likewise.
21303 (c_lex_with_flags): Likewise.
21304 * gengtype.c (do_typedef): Don't special-case location types.
21305 (define_location_structures): Remove.
21306 (main): Don't call define_location_structures.
21307 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21310 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21313 * builtins.def (BUILT_IN_STDARG_START): Remove.
21314 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21315 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21316 * tree-inline.c (inline_forbidden_p_1): Likewise.
21318 2008-02-26 Richard Guenther <rguenther@suse.de>
21320 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21321 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21322 (lookup_decl_from_uid): Declare.
21323 (remove_decl_from_map): Likewise.
21324 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21325 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21326 (decl_for_uid_map): New global hashtable mapping DECL_UID
21328 (init_ttree): Allocate it.
21329 (insert_decl_to_uid_decl_map): New helper function.
21330 (make_node_stat): Insert new decls into the map.
21331 (copy_node_stat): Likewise.
21332 (lookup_decl_from_uid): New function.
21333 (remove_decl_from_map): Likewise.
21334 (print_decl_for_uid_map_statistics): New helper.
21335 (dump_tree_statistics): Call it.
21337 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21338 (referenced_var_iterator): Adjust.
21339 (FOR_EACH_REFERENCED_VAR): Adjust.
21340 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21341 (num_referenced_vars): Adjust.
21342 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21343 (first_referenced_var): Remove.
21344 (end_referenced_vars_p): Likewise.
21345 (next_referenced_var): Likewise.
21346 (referenced_var_iterator_set): New helper function.
21347 * tree-dfa.c (referenced_var_lookup): Adjust.
21348 (referenced_var_check_and_insert): Likewise.
21349 (remove_referenced_var): Likewise.
21350 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21351 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21352 (verify_call_clobbering): Likewise.
21353 (verify_memory_partitions): Likewise.
21354 (init_tree_ssa): Allocate bitmap instead of hashtable for
21356 (delete_tree_ssa): Adjust.
21357 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21358 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21359 (compute_tag_properties): Likewise.
21360 (set_initial_properties): Likewise.
21361 (find_partition_for): Likewise.
21362 (update_reference_counts): Likewise.
21363 (dump_may_aliases_for): Likewise.
21364 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21365 (add_call_clobber_ops): Likewise.
21366 (add_call_read_ops): Likewise.
21367 (get_asm_expr_operands): Likewise.
21368 * tree-into-ssa.c (dump_decl_set): Likewise.
21369 (update_ssa): Likewise.
21370 * tree-sra.c (scan_function): Likewise.
21371 (decide_instantiations): Likewise.
21372 (scalarize_parms): Likewise.
21373 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21374 (dsa_named_for): Likewise.
21375 * tree-ssa-structalias.c (update_alias_info): Likewise.
21376 (merge_smts_into): Likewise.
21378 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21381 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21382 * c-opts.c (c_common_handle_option): Wall enables
21383 Wvolatile-register-var.
21384 * common.opt: Move Wvolatile-register-var to...
21387 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21389 * common.opt (Wlarger-than=): New.
21390 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21392 * opts.c (common_handle_option): Handle -Wlarger-than=.
21393 * optc-gen.awk: Likewise.
21394 * opth-gen.awk: Likewise.
21395 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21396 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21398 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21400 * c-common.c (match_case_to_enum_1): Add appropriate
21401 OPT_W* parameter to warning.
21402 (c_do_switch_warnings): Likewise.
21403 * c-typeck.c (warning_init): Add one more parameter following
21404 'warning' function.
21405 (push_init_level): Update call to warning_init.
21406 (pop_init_level): Likewise.
21407 (add_pending_init): Likewise.
21408 (output_init_element: Likewise.
21410 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21413 * toplev.c (toplev_main): If there are warnings or error, print
21414 errors for ignored options.
21415 * opts.c (ignored_options): New static variable.
21416 (postpone_unknown_option_error): New.
21417 (print_ignored_options): New.
21418 (handle_option): Postpone errors for unknown -Wno-* options.
21419 * opts.h (print_ignored_options): Declare.
21421 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21423 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21426 2008-02-25 Richard Guenther <rguenther@suse.de>
21429 2008-02-25 Richard Guenther <rguenther@suse.de>
21431 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21432 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21433 (lookup_decl_from_uid): Declare.
21434 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21435 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21436 (decl_for_uid_map): New global hashtable mapping DECL_UID
21438 (init_ttree): Allocate it.
21439 (insert_decl_to_uid_decl_map): New helper function.
21440 (make_node_stat): Insert new decls into the map.
21441 (copy_node_stat): Likewise.
21442 (lookup_decl_from_uid): New function.
21443 (print_decl_for_uid_map_statistics): New helper.
21444 (dump_tree_statistics): Call it.
21446 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21447 (referenced_var_iterator): Adjust.
21448 (FOR_EACH_REFERENCED_VAR): Adjust.
21449 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21450 (num_referenced_vars): Adjust.
21451 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21452 (first_referenced_var): Remove.
21453 (end_referenced_vars_p): Likewise.
21454 (next_referenced_var): Likewise.
21455 (referenced_var_iterator_set): New helper function.
21456 * tree-dfa.c (referenced_var_lookup): Adjust.
21457 (referenced_var_check_and_insert): Likewise.
21458 (remove_referenced_var): Likewise.
21459 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21460 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21461 (verify_call_clobbering): Likewise.
21462 (verify_memory_partitions): Likewise.
21463 (init_tree_ssa): Allocate bitmap instead of hashtable for
21465 (delete_tree_ssa): Adjust.
21466 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21467 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21468 (compute_tag_properties): Likewise.
21469 (set_initial_properties): Likewise.
21470 (find_partition_for): Likewise.
21471 (update_reference_counts): Likewise.
21472 (dump_may_aliases_for): Likewise.
21473 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21474 (add_call_clobber_ops): Likewise.
21475 (add_call_read_ops): Likewise.
21476 (get_asm_expr_operands): Likewise.
21477 * tree-into-ssa.c (dump_decl_set): Likewise.
21478 (update_ssa): Likewise.
21479 * tree-sra.c (scan_function): Likewise.
21480 (decide_instantiations): Likewise.
21481 (scalarize_parms): Likewise.
21482 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21483 (dsa_named_for): Likewise.
21484 * tree-ssa-structalias.c (update_alias_info): Likewise.
21485 (merge_smts_into): Likewise.
21487 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21490 * doc/invoke.texi (-fcx-limited-range): Document new option.
21491 * toplev.c (process_options): Handle -fcx-fortran-rules.
21492 * common.opt: Add documentation for -fcx-fortran-rules.
21494 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21497 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21498 actual behaviour and C99.
21500 2008-02-26 Ben Elliston <bje@au.ibm.com>
21502 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21503 (ASM_CPU_POWER6_SPEC): Likewise.
21504 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21505 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21506 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21508 2008-02-25 Richard Guenther <rguenther@suse.de>
21510 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21511 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21512 (lookup_decl_from_uid): Declare.
21513 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21514 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21515 (decl_for_uid_map): New global hashtable mapping DECL_UID
21517 (init_ttree): Allocate it.
21518 (insert_decl_to_uid_decl_map): New helper function.
21519 (make_node_stat): Insert new decls into the map.
21520 (copy_node_stat): Likewise.
21521 (lookup_decl_from_uid): New function.
21522 (print_decl_for_uid_map_statistics): New helper.
21523 (dump_tree_statistics): Call it.
21525 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21526 (referenced_var_iterator): Adjust.
21527 (FOR_EACH_REFERENCED_VAR): Adjust.
21528 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21529 (num_referenced_vars): Adjust.
21530 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21531 (first_referenced_var): Remove.
21532 (end_referenced_vars_p): Likewise.
21533 (next_referenced_var): Likewise.
21534 (referenced_var_iterator_set): New helper function.
21535 * tree-dfa.c (referenced_var_lookup): Adjust.
21536 (referenced_var_check_and_insert): Likewise.
21537 (remove_referenced_var): Likewise.
21538 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21539 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21540 (verify_call_clobbering): Likewise.
21541 (verify_memory_partitions): Likewise.
21542 (init_tree_ssa): Allocate bitmap instead of hashtable for
21544 (delete_tree_ssa): Adjust.
21545 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21546 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21547 (compute_tag_properties): Likewise.
21548 (set_initial_properties): Likewise.
21549 (find_partition_for): Likewise.
21550 (update_reference_counts): Likewise.
21551 (dump_may_aliases_for): Likewise.
21552 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21553 (add_call_clobber_ops): Likewise.
21554 (add_call_read_ops): Likewise.
21555 (get_asm_expr_operands): Likewise.
21556 * tree-into-ssa.c (dump_decl_set): Likewise.
21557 (update_ssa): Likewise.
21558 * tree-sra.c (scan_function): Likewise.
21559 (decide_instantiations): Likewise.
21560 (scalarize_parms): Likewise.
21561 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21562 (dsa_named_for): Likewise.
21563 * tree-ssa-structalias.c (update_alias_info): Likewise.
21564 (merge_smts_into): Likewise.
21566 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21569 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21570 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21571 * alias.h (nonoverlapping_memrefs_p): Likewise.
21573 2008-02-25 Jan Beulich <jbeulich@novell.com>
21575 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21576 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21577 __emultls_get_address, __emultls_register_common,
21578 __floatundi?f, and _Unwind_GetIPInfo.
21579 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21580 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21581 (gen_regparm_prefix): Likewise.
21582 (i386_nlm_encode_section_info): Sync with
21583 config/i386/winnt.c:i386_pe_encode_section_info().
21584 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21585 i386_nlm_mangle_decl_assembler_name): New.
21586 (netware_override_options): New.
21587 * config/i386/netware.h (netware_override_options): Declare.
21588 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21589 (i386_nlm_mangle_decl_assembler_name): Declare.
21590 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21592 2008-02-25 Ben Elliston <bje@au.ibm.com>
21595 * c-decl.c (grokdeclarator): Remove unused local variables
21596 `typedef_type' and `type_as_written'.
21598 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21599 unused local variable `has_hot_blocks'.
21600 (fix_crossing_conditional_branches): Remove unused local variable
21603 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21605 PR middle-end/19984
21606 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21607 using DEF_C99_BUILTIN.
21608 (BUILT_IN_NANF): Ditto.
21609 (BUILT_IN_NANL): Ditto.
21611 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21612 Revital Eres <eres@il.ibm.com>
21614 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21615 regarding the order of two dependent insns in the same row.
21617 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21619 * stor-layout.c (layout_decl): Do not bump the alignment of a
21620 bit-field to more than byte alignment if it is packed.
21622 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21624 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21627 2008-02-24 Diego Novillo <dnovillo@google.com>
21629 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21632 * tree-vrp.c (vrp_evaluate_conditional): With
21633 -Wtype-limits, emit a warning when comparing against a
21634 constant outside the natural range of OP0's type.
21635 * c.opt (Wtype-limits): Move ...
21636 * common.opt (Wtype-limits): ... here.
21638 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21640 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21641 * config/rs6000/e300c2c3.md: New file.
21642 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21644 (rs6000_override_options): Add e300c2 and e300c3 cases to
21645 processor_target_table. Do not allow usage of Altivec or Spe
21646 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
21647 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
21648 * config/rs6000/rs6000.h (processor_type): Add
21649 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
21650 (ASM_CPU_SPEC): Add e300c2 and e300c3.
21651 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
21652 and ppce300c3. Include e300c2c3.md.
21654 2008-02-23 David Edelsohn <edelsohn@gnu.org>
21656 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
21657 instead of TARGET_STRICT_ALIGN.
21659 2008-02-23 Joseph Myers <joseph@codesourcery.com>
21661 * explow.c (memory_address): Assert that the generated address is
21664 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21667 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
21668 * config/darwin-ppc-ldouble-patch.def: New file.
21669 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
21670 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
21671 SUBTARGET_INIT_BUILTINS if defined.
21672 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
21675 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21678 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
21679 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
21681 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
21684 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
21685 file" warning condtional on -Winvalid-PCH.
21687 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
21689 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
21691 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
21695 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
21696 prevent reload from using MMX registers.
21697 (*mov<mode>_internal): Ditto.
21698 (*movv2sf_internal_rex64): Ditto.
21699 (*movv2sf_internal): Ditto.
21701 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21703 PR documentation/31569
21704 * doc/install.texi2html: Use makeinfo --no-number-sections.
21706 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21708 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
21709 ensure that we can address an entire entity > 8 bytes. Don't
21710 generate reg+reg addressing for such data.
21712 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21714 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
21715 strings when optimizing for size, unless the target cares about
21718 2008-02-22 Tom Tromey <tromey@redhat.com>
21720 * regclass.c (current_pass): Remove declaration.
21722 2008-02-22 Anatoly Sokolov <aesok@post.ru>
21724 * config/avr/libgcc.S (__RAMPZ__): Define.
21725 (__do_copy_data): Add for devices with 128KB code memory.
21727 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
21729 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21731 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
21733 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
21735 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
21738 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21741 * c-typeck.c (build_binary_op): Warn about floating point
21742 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
21744 2008-02-21 Janis Johnson <janis187@us.ibm.com>
21747 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
21748 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
21750 (rs6000_override_options): Set altivec_abi as default, not override,
21751 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
21752 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
21753 is used; use new member spe_abi.
21754 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
21755 spe_abi and altivec_abi.
21757 2008-02-22 Tomas Bily <tbily@suse.cz>
21759 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
21761 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21764 * config.build (build_file_translate): Set to `CMD //c' only if
21766 * Makefile.in (build_file_translate): Improve comment.
21768 2008-02-21 Jan Hubicka <jh@suse.cz>
21770 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
21771 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
21772 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
21774 2008-02-21 Michael Matz <matz@suse.de>
21777 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
21779 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
21781 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
21782 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
21783 as insn constraint.
21784 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
21785 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
21786 SSE_VEC_FLOAT_MODE_P as insn constraint.
21787 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
21788 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
21789 sse4a_movntdf using MODEF mode iterator.
21790 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
21791 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
21792 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
21793 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
21794 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
21795 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
21796 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
21798 2008-02-21 Richard Guenther <rguenther@suse.de>
21800 * tree.def (PAREN_EXPR): New tree code.
21801 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
21803 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
21804 * expr.c (expand_expr_real_1): Likewise.
21805 * tree-inline.c (estimate_num_insns_1): Likewise.
21806 * tree-complex.c (expand_complex_move): Likewise.
21807 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
21810 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21813 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
21815 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
21818 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
21820 * config/sh/sh.c (find_barrier): Don't go past
21821 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
21823 2008-02-20 DJ Delorie <dj@redhat.com>
21825 * config/h8300/h8300.md (insv): Force source operand to be a register.
21827 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
21828 as a jump, not as a plain insn.
21830 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
21832 * doc/invoke.texi (Warning Options): Add new option
21833 -Wframe-larger-than=.
21834 (-Wframe-larger-than): Document.
21836 * flags.h (warn_frame_larger_than, frame_larger_than_size):
21837 Add declarations for new option variables.
21839 * final.c (final_start_function): Check the frame size
21840 before emission and issue a Wframe-larger-than warning.
21842 * opts.c (warn_frame_larger_than, frame_larger_than_size):
21843 Add definitions for new option variables.
21844 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
21846 * common.opt (Wframe-larger-than=): New option.
21848 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21850 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
21851 (<sse>_div<mode>3): Ditto.
21852 (<sse>_vmdiv<mode>3): Ditto.
21853 (<sse>_vmsqrt<mode>2): Ditto.
21854 (*smax<mode>3): Ditto.
21855 (sse5_frcz<mode>2): Ditto.
21856 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
21857 as insn constraint.
21859 2008-02-20 Richard Guenther <rguenther@suse.de>
21861 PR middle-end/35265
21862 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
21863 be happy with INTEGRAL_TYPE_P.
21865 2008-02-20 Richard Guenther <rguenther@suse.de>
21867 * fold-const.c (split_tree): Associate floatig-point expressions
21868 if flag_associative_math is set.
21870 2008-02-20 Richard Guenther <rguenther@suse.de>
21872 * tree.h (fold_real_zero_addition_p): Declare.
21873 * fold-const.c (fold_real_zero_addition_p): Export.
21874 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
21875 floating-point operations with zero and one.
21877 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
21879 * doc/install.texi: Correct references to CFLAGS, replacing them
21880 with BOOT_CFLAGS. Document flags used during bootstrap for
21883 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
21885 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
21886 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
21887 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
21889 (smin<mode>3): Ditto from similar patterns.
21890 (smax<mode>3): Ditto.
21891 (*ieee_smin<mode>3): Ditto.
21892 (*ieee_smax<mode>3): Ditto.
21893 * config/i386/sse.md (sse): New mode attribute.
21894 (mov<mode>): Macroize expander from movv4sf and movv2df using
21895 SSEMODEF2P mode iterator.
21896 (<sse>_movnt<mode>): Ditto from similar patterns. Use
21897 SSE_VEC_FLOAT_MODE_P as insn constraint.
21898 (storent<mode>): Ditto.
21899 (storent<mode>): Macroize expander from storentsf and storentdf using
21900 MODEF mode iterator.
21901 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
21902 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
21903 (abs<mode>2): Ditto from similar patterns.
21904 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
21905 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
21906 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
21907 (<sse>_vmsqrt<mode>2): Ditto.
21908 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
21909 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
21910 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
21911 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
21912 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
21913 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
21914 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
21916 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
21917 iterator and SSE_FLOAT_MODE_P as insn constraint.
21918 (<sse>_ucomi): Ditto from similar patterns.
21919 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
21920 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
21921 SSE_VEC_FLOAT_MODE_P as insn constraint.
21922 (vcond<mode>): Ditto from similar patterns.
21923 (and<mode>3, *and<mode>3): Ditto.
21924 (<sse>_nand<mode>3): Ditto.
21925 (ior<mode>3, *ior<mode>3): Ditto.
21926 (xor<mode>3, *xor<mode>3): Ditto.
21927 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
21928 iterator and SSE_FLOAT_MODE_P as insn constraint.
21929 (*nand<mode>3): Ditto from similar patterns.
21930 (*ior<mode>3): Ditto.
21931 (*xor<mode>3): Ditto.
21933 2008-02-20 Ira Rosen <irar@il.ibm.com>
21935 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
21936 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
21937 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
21939 2008-02-19 Jan Hubicka <jh@suse.cz>
21941 * predict.c (tree_bb_level_predictions): Remove variable next
21942 mistakely introduced by previous commit.
21944 2008-02-19 Jan Hubicka <jh@suse.cz>
21946 * predict.c (predict_paths_leading_to): Rewrite.
21947 (predict_paths_for_bb): New.
21948 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
21950 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21953 * Makefile.in (build_file_translate): New.
21954 (gcc-vers.texi): Use it for translating $(abs_srcdir).
21955 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
21956 * configure.ac (build_file_translate): Substitute it.
21957 * configure: Regenerate.
21959 2008-02-19 Jan Hubicka <jh@suse.cz>
21961 PR rtl-optimization/34408
21962 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
21965 2008-02-19 Jan Hubicka <jh@suse.cz>
21967 PR middle-end/28779
21968 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
21971 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
21974 * config/i386/i386-modes.def: Revert the last DI alignment
21975 change until Ada people can look into it.
21977 2008-02-19 Nick Clifton <nickc@redhat.com>
21979 * opts.c (print_specific_help): Fix typo in --help text.
21981 2008-02-19 Jakub Jelinek <jakub@redhat.com>
21984 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
21985 32-bit inline asm without asm alternatives for host GCC < 3.0.
21987 2008-02-19 Richard Guenther <rguenther@suse.de>
21989 PR tree-optimization/34989
21990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
21991 Allow propagation to INDIRECT_REF if we can simplify only.
21993 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21995 * c-common.c (warn_for_collisions_1): Use appropriate option when
21998 2008-02-19 Nick Clifton <nickc@redhat.com>
22001 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22002 (handle_options): Fix indentation.
22003 (print_filtered_help): If no language-specific options were
22004 displayed tell the user how to list all the options supported by
22005 the language's front-end.
22006 (print_specific_help): Fix indentation and remove duplicate line.
22007 (common_handle_option): Handle the -v option.
22008 For --help enable the display of undocumented options if the -v
22009 switch has been included on the command line.
22010 For --help= check for overlaps in the arguments between the option
22011 classes and the language names and issue a warning when they
22012 cannot be disambiguated.
22013 * c.opt (v): Pass on to the common option handler.
22015 2008-02-19 Revital Eres <eres@il.ibm.com>
22017 * modulo-sched.c (sms_schedule): Change dump message when
22018 create_ddg function fails.
22019 (try_scheduling_node_in_cycle): Rename row to cycle.
22020 (print_partial_schedule): Rename CYCLE to ROW.
22022 2008-02-19 Christian Bruel <christian.bruel@st.com>
22023 Zdenek Dvorak <ook@ucw.cz>
22025 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22027 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22030 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22031 (*x86_movdicc_0_m1_se): Ditto.
22033 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22035 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22036 (CMPtype): Define as __gcc_CMPtype.
22037 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22038 (CMPtype): Define as __gcc_CMPtype.
22040 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22042 Support valgrind 3.3 for --enable-checking=valgrind.
22043 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22045 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22046 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22047 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22048 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22049 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22050 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22051 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22053 * ggc-zone.c: Similar.
22054 * ggc-page.c: Similar.
22056 2008-02-19 Paul Brook <paul@codesourcery.com>
22059 * config/arm/ieee754-df.S: Fix do_it typo.
22060 * config/arm/ieee754-sf.S: Fix do_it typo.
22062 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22065 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22066 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22067 (OPTION_MASK_ISA_SSE_SET): Likewise.
22068 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22069 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22070 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22071 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22072 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22073 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22074 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22075 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22076 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22077 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22078 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22079 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22080 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22081 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22082 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22083 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22084 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22085 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22086 (OPTION_MASK_ISA_SSE4): Removed.
22087 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22088 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22089 (override_options): Don't turn on implied SSE/MMX bits in
22092 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22094 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22097 2008-02-18 Joey Ye <joey.ye@intel.com>
22099 PR middle-end/34921
22100 * tree-nested.c (insert_field_into_struct): Set type alignment
22101 to field alignment if the former is less than the latter.
22103 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22105 * BASE-VER: Set to 4.4.0.
22107 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22109 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22110 * doc/cfg.texi: Likewise.
22111 * doc/extend.texi: Likewise.
22112 * doc/gty.texi: Likewise.
22113 * doc/invoke.texi: Likewise.
22114 * doc/loop.texi: Likewise.
22115 * doc/md.texi: Likewise.
22116 * doc/passes.texi: Likewise.
22117 * doc/rtl.texi: Likewise.
22118 * doc/sourcebuild.texi: Likewise.
22119 * doc/tm.texi: Likewise.
22120 * doc/tree-ssa.texi: Likewise.
22122 2008-02-17 Richard Guenther <rguenther@suse.de>
22124 PR middle-end/35227
22125 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22126 without default definition.
22128 2008-02-17 Richard Guenther <rguenther@suse.de>
22130 PR tree-optimization/35231
22131 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22134 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22137 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22138 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22139 libgcc_cmp_return mode.
22141 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22144 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22146 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22148 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22151 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22153 * doc/c-tree.texi: Use `@.' where appropriate.
22154 * doc/extend.texi: Likewise.
22155 * doc/install.texi: Likewise.
22156 * doc/invoke.texi: Likewise.
22157 * doc/loop.texi: Likewise.
22158 * doc/makefile.texi: Likewise.
22159 * doc/md.texi: Likewise.
22160 * doc/passes.texi: Likewise.
22161 * doc/standards.texi: Likewise.
22162 * doc/tm.texi: Likewise.
22164 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22166 PR middle-end/35196
22167 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22169 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22170 rather than in entry_bb.
22172 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22174 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22175 libgcc_cmp_return mode.
22177 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22179 PR middle-end/35130
22180 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22181 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22183 2008-02-15 Richard Guenther <rguenther@suse.de>
22184 Zdenek Dvorak <ook@ucw.cz>
22186 PR tree-optimization/35164
22187 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22188 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22189 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22190 Only propagate addresses which do not have abnormal SSA_NAMEs
22193 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22196 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22198 2008-02-15 Jan Hubicka <jh@suse.cz>
22200 PR middle-end/35149
22201 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22203 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22205 PR middle-end/34621
22206 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22207 when calculating alignment_pad.
22209 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22211 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22212 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22213 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22214 and STACK_BOUNDARY define.
22216 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22218 PR preprocessor/35061
22219 * c-pragma.c (handle_pragma_pop_macro): Check that
22220 pushed_macro_table has been allocated.
22222 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22224 PR middle-end/35136
22225 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22226 (force_gimple_operand): Likewise.
22227 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22228 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22229 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22230 (find_interesting_uses_address): Check addressability and alignment
22231 of the base expression only after substituting bases of IVs into it.
22233 2008-02-14 Michael Matz <matz@suse.de>
22236 * function.c (instantiate_virtual_regs_in_insn): Reload address
22237 before falling back to reloading the whole operand.
22239 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22241 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22242 before the first section switch note.
22244 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22246 * doc/bugreport.texi: Update copyright years.
22247 * doc/c-tree.texi: Likewise.
22248 * doc/cfg.texi: Likewise.
22249 * doc/cpp.texi: Likewise.
22250 * doc/cppinternals.texi: Likewise.
22251 * doc/fragments.texi: Likewise.
22252 * doc/frontends.texi: Likewise.
22253 * doc/gcc.texi: Likewise.
22254 * doc/gty.texi: Likewise.
22255 * doc/hostconfig.texi: Likewise.
22256 * doc/implement-c.texi: Likewise.
22257 * doc/libgcc.texi: Likewise.
22258 * doc/loop.texi: Likewise.
22259 * doc/makefile.texi: Likewise.
22260 * doc/options.texi: Likewise.
22261 * doc/passes.texi: Likewise.
22262 * doc/rtl.texi: Likewise.
22263 * doc/sourcebuild.texi: Likewise.
22264 * doc/standards.texi: Likewise.
22265 * doc/tree-ssa.texi: Likewise.
22266 * doc/trouble.texi: Likewise.
22268 * doc/extend.texi: Use @: or add comma where appropriate.
22269 * doc/invoke.texi: Likewise.
22270 * doc/tm.texi: Likewise.
22272 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22275 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22278 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22280 * doc/md.texi (clz, ctz): Add reference.
22281 * doc/rtl.texi (clz, ctz): Likewise.
22283 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22286 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22289 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22291 * config/s390/s390.c (struct constant_pool): New field
22292 emit_pool_after added.
22293 (s390_mainpool_start): Set the emit_pool_after flag according
22294 to the section switch notes.
22295 (s390_mainpool_finish): Consider emit_pool_after when emitting
22296 the literal pool at the end of the function.
22297 (s390_chunkify_start): Force literal pool splits at section
22300 2008-02-13 Michael Matz <matz@suse.de>
22303 * var-tracking.c (clobber_variable_part): Correctly traverse the
22306 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22309 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22310 Add -fdump-ipa-inline.
22311 * tree-dump.c (dump_files): Remove tree-inlined dump.
22312 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22314 2008-02-12 Richard Guenther <rguenther@suse.de>
22316 PR tree-optimization/35171
22317 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22320 2008-02-12 Richard Guenther <rguenther@suse.de>
22322 PR middle-end/35163
22323 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22324 value-preserving mode. Disallow final truncation.
22326 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22328 PR middle-end/35136
22329 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22330 code from here to...
22331 (force_gimple_operand): ...here.
22333 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22336 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22337 non-compatible pointers.
22338 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22339 different FIELD_DECLs, try harder by comparing field offsets, sizes
22342 PR inline-asm/35160
22343 * function.c (match_asm_constraints_1): Don't replace the same input
22346 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22348 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22349 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22350 (expand_epilogue): Restore RAMPZ register.
22351 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22353 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22355 * config/i386/cygwin.asm: (__alloca): Correct calling
22356 convention and alignment.
22357 (__chkstk): Force 8 byte stack alignment.
22359 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22360 Richard Guenther <rguenther@suse.de>
22362 PR tree-optimization/33992
22363 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22364 the zero we compare against.
22366 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22368 PR libfortran/35063
22369 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22370 to CloseHandle after unlocking to prevent accumulation of handle
22373 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22375 PR middle_end/34150
22376 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22377 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22378 and update LABEL_NUSES during and after reload.
22380 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22382 PR middle-end/34627
22383 * combine.c (simplify_if_then_else): Make sure the comparison is
22384 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22386 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22389 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22390 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22391 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22392 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22393 * tree.h (get_type_static_bounds): Likewise.
22395 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22397 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22398 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22399 Make -Wfoo language annotations match what the compiler outputs.
22401 2008-02-08 Sa Liu <saliu@de.ibm.com>
22403 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22404 intrinsics spu_convts, spu_convtu, spu_convtf.
22406 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22408 * doc/extend.texi (Function Attributes) <noinline>: Mention
22409 asm ("") as method to keep calls.
22411 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22414 * doc/options.texi (Options): Replace references to opts.sh with
22416 * opts-common.c: Likewise.
22417 * optc-gen.awk: Likewise.
22419 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22421 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22423 2008-02-07 Richard Henderson <rth@redhat.com>
22426 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22427 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22430 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22432 PR tree-optimization/35085
22433 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22434 for operand entry oe2 in addition to operand entry oe3 in order to
22435 expose more opportunities for vectorizer sum reduction.
22437 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22440 * Makefile.in (LIBS): Remove $(GMPLIBS).
22441 (cc1-dummy, cc1): Add $(GMPLIBS).
22443 2008-02-06 Jan Hubicka <jh@suse.cz>
22446 * i386.md (moddf_integer): Do not produce partial memory stalls for
22447 targets where it hurts.
22449 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22452 * optabs.c (expand_float): Do not check for decimal modes when
22453 expanding unsigned integer through signed conversion.
22455 2008-02-06 Nick Clifton <nickc@redhat.com>
22457 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22458 inside the clobber with a match_operand and duplicated operand
22459 number in the constraint.
22460 (ineqbranchsi): Delete redundant comment.
22462 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22464 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22465 builtin_define ("__USE_INIT_FINI__").
22466 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22468 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22470 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22472 PR documentation/30330
22473 * doc/invoke.texi (C++ Dialect Options)
22474 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22475 For each warning option -Wfoo that allows -Wno-foo, ensure both
22476 -Wfoo and -Wno-foo are listed in the option index. Fix index
22477 entry of -Wswitch-default, index -Wnormalized= including the
22478 `=', and -Wlarger-than-@var{len} including @var{len}.
22480 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22482 * config/i386/i386.md (floatunssisf2): Use
22483 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22484 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22485 Macroize expander using MODEF mode iterator.
22487 2008-02-05 Diego Novillo <dnovillo@google.com>
22489 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22492 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22494 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22497 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22499 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22502 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22503 to indicate if a message should be generated.
22504 (init_cumulative_args): Updated.
22505 (function_value_32): Likewise.
22507 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22509 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22511 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22514 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22515 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22517 2008-02-04 Diego Novillo <dnovillo@google.com>
22519 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22522 * tree-vrp.c (vrp_evaluate_conditional): With
22523 -Wtype-limits, emit a warning when comparing against a
22524 constant outside the natural range of OP0's type.
22526 2008-02-04 Richard Guenther <rguenther@suse.de>
22528 PR middle-end/33631
22529 * expr.c (count_type_elements): Give for unions instead of
22532 2008-02-04 Richard Guenther <rguenther@suse.de>
22534 PR middle-end/35043
22535 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22536 to TYPE_DOMAINs base type instead of using bitsizetype here.
22538 2008-02-03 Jason Merrill <jason@redhat.com>
22540 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22542 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22545 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22546 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22547 (RS/6000 and PowerPC Options): Fix typos and markup.
22548 * doc/passes.texi (Tree-SSA passes): Likewise.
22550 2008-02-02 Michael Matz <matz@suse.de>
22553 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22554 from record_last_reg_set_info.
22555 (record_last_reg_set_info): Take an RTX argument, iterate over all
22556 constituent hardregs.
22557 (record_last_set_info, record_opr_changes): Change calls to
22558 new signature or to record_last_reg_set_info_regno.
22560 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22562 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22564 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22566 PR rtl-optimization/34773
22567 * reg-notes.def (EQUAL): Mention significance of combination of
22568 REG_EQUAL and REG_RETVAL.
22569 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22570 insn that has a REG_RETVAL.
22572 2008-02-01 Roger Sayle <roger@eyesopen.com>
22575 * configure.ac (--enable-fixed-point): Disable unless explicitly
22577 * configure: Regenerate.
22579 2008-02-01 Richard Guenther <rguenther@suse.de>
22582 * invoke.texi (-finline-limit): Remove no longer true parts
22583 of the documentation. Note that there is no default value.
22585 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22586 Mark Mitchell <mark@codesourcery.com>
22587 Ben Elliston <bje@au.ibm.com>
22590 * doc/extend.texi (Other Builtins): Document.
22592 2008-01-31 Tom Browder <tom.browder@gmail.com>
22594 * doc/c-tree.texi (Types): Fix grammar.
22595 (Expression trees): Ditto.
22596 * doc/passes.texi (Tree-SSA passes): Ditto.
22598 * doc/configterms.texi (Configure Terms): Fix typo.
22599 * doc/cpp.texi (Common Predefined Macros): Ditto.
22600 * doc/md.texi (Machine Constraints): Ditto.
22602 * doc/makefile.texi (Makefile): Add comma.
22604 2008-01-31 Tom Browder <tom.browder@gmail.com>
22605 Gerald Pfeifer <gerald@pfeifer.com>
22607 * doc/sourcebuild.texi (Front End): Remove references to CVS
22608 and CVSROOT/modules.
22609 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22610 (Back End): Remove reference to CVS.
22612 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22615 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22617 (mips16_gp_pseudo_reg): ...here.
22618 * config/mips/mips.md (load_const_gp): Replace with...
22619 (load_const_gp_<mode>): ...this :P-based insn.
22621 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22623 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22624 options. Minor fixes.
22625 (-std): Move reference to standards closer to where language
22626 standards are first mentioned.
22628 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22630 PR rtl-optimization/34995
22631 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22632 parameter and return a bool. If the rtx parameter is nonnull,
22633 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22634 (find_reloads): Update call accordingly. Pass the new operand
22635 if it needed no address reloads, otherwise pass null.
22637 2008-01-30 Richard Henderson <rth@redhat.com>
22640 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22641 for unbounded arrays.
22643 2008-01-30 Silvius Rus <rus@google.com>
22645 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22647 2008-01-30 Jan Hubicka <jh@suse.cz>
22650 * i386.c (init_cumulative_args): Use real function declaration when
22653 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
22655 PR rtl-optimization/34998
22656 * global.c (build_insn_chain): Treat non-subreg_lowpart
22657 SUBREGs of pseudos as clobbering all the words covered by the
22658 SUBREG, not just all the bytes.
22659 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
22660 original df_ref rather than an extract parameter.
22661 (global_conflicts): Update call accordingly.
22663 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
22665 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
22666 the overflow check to make it easier to read.
22667 (__fixtfdi): Change the type of the ll member in union
22668 long_double to UDItype_x.
22670 2008-01-30 Jakub Jelinek <jakub@redhat.com>
22672 PR middle-end/34969
22673 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
22674 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
22675 * tree-inline.c (fold_marked_statements): Call
22676 cgraph_update_edges_for_call_stmt if folding a call statement.
22677 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
22678 debug_generic_stmt calls, reset it back afterwards.
22681 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
22683 * c-typeck.c (build_external_ref): Don't pedwarn about
22684 static vars in current function's scope.
22686 2008-01-29 Joseph Myers <joseph@codesourcery.com>
22688 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
22690 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
22693 * ipa-struct-reorg.c: Fix spelling.
22694 * params.def: Ditto.
22696 2008-01-29 Richard Guenther <rguenther@suse.de>
22698 PR middle-end/35006
22699 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
22701 * tree-inline.c (remap_type): Increment remapping_type_depth
22702 around remapping types.
22703 (copy_body_r): Only add referenced variables if they are referenced
22704 from code, not types.
22706 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
22717 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
22718 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
22720 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
22723 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
22724 pointer for tiny stack.
22726 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22728 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
22730 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
22732 * config/vx-common.h: Fix typo in comment.
22734 2008-01-28 Ian Lance Taylor <iant@google.com>
22738 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
22739 coalesce pointers if they have different DECL_NO_TBAA_P values.
22740 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
22741 between variables with different DECL_NO_TBAA_P values.
22743 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
22746 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
22747 are not legitimate small data references on SPE targets.
22749 2008-01-28 David Daney <ddaney@avtrex.com>
22751 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
22753 2008-01-28 David Daney <ddaney@avtrex.com>
22755 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
22757 2008-01-27 Joseph Myers <joseph@codesourcery.com>
22759 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
22760 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
22761 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
22762 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
22763 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
22764 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
22765 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
22766 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
22768 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22770 * basic-block.h (condjump_equiv_p): Fix comment.
22772 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22774 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
22775 print_generic_stmt_indented): Fix comment.
22777 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
22779 * configure.ac (__stack_chk_fail): Add detecion for availability
22780 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
22781 * configure: Regenerate.
22783 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
22785 PR middle-end/34688
22786 * final.c (output_addr_const): Handle TRUNCATE.
22788 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
22791 * tree-ssa-loop-ivopts.c (comp_cost): New type.
22792 (zero_cost, infinite_cost): New constants.
22793 (struct cost_pair): Change type of cost to comp_cost.
22794 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
22795 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
22797 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
22798 split_address_cost, ptr_difference_cost, difference_cost,
22799 get_computation_cost_at, get_computation_cost,
22800 determine_use_iv_cost_generic, determine_use_iv_cost_address,
22801 determine_use_iv_cost_condition, determine_use_iv_costs,
22802 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
22803 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
22804 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
22805 Change type of cost to comp_cost.
22806 (determine_iv_cost): Increase cost of non-original ivs, instead
22807 of decreasing the cost of original ones.
22808 (get_address_cost): Indicate the complexity of the addressing mode
22810 (try_add_cand_for): Prefer using ivs not specific to some object.
22811 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
22813 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
22814 Janis Johnson <janis187@us.ibm.com>
22817 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
22818 (TARGET_INSTANTIATE_DECLS): Likewise.
22819 * target.h (expand_to_rtl_hook): New target hook.
22820 (instantiate_decls): Likewise.
22821 * function.c (instantiate_decl): Make non-static. Rename to...
22822 (instantiate_decl_rtl): ... this.
22823 (instantiate_expr): Use instantiate_decl_rtl.
22824 (instantiate_decls_1): Likewise.
22825 (instantiate_decls): Likewise.
22826 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
22827 * function.h (instantiate_decl_rtl): Add prototype.
22828 * cfgexpand.c (target.h): New include.
22829 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
22830 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
22831 (TARGET_INSTANTIATE_DECLS): Likewise.
22832 (TARGET_INITIALIZER): New target hooks added.
22833 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
22835 * config/rs6000/rs6000.c (tree-flow.h): New include.
22836 (machine_function): Add sdmode_stack_slot field.
22837 (rs6000_alloc_sdmode_stack_slot): New function.
22838 (rs6000_instantiate_decls): Likewise.
22839 (rs6000_secondary_memory_needed_rtx): Likewise.
22840 (rs6000_check_sdmode): Likewise.
22841 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
22842 (TARGET_INSTANTIATE_DECLS): Likewise.
22843 (rs6000_hard_regno_mode_ok): Allow SDmode.
22844 (num_insns_constant): Likewise. Handle _Decimal32 constants.
22845 (rs6000_emit_move): Handle SDmode.
22846 (function_arg_advance): Likewise.
22847 (function_arg): Likewise.
22848 (rs6000_gimplify_va_arg): Likewise. Add special handling of
22849 SDmode var args for 32-bit compiles.
22850 (rs6000_secondary_reload_class): Handle SDmode.
22851 (rs6000_output_function_epilogue): Likewise.
22852 (rs6000_function_value): Simplify if statement.
22853 (rs6000_libcall_value): Likewise.
22854 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
22855 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
22856 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
22857 (movsd_hardfloat): New define_insn.
22858 (movsd_softfloat): Likewise.
22859 (movsd_store): Likewise.
22860 (movsd_load): Likewise.
22861 (extendsddd2): Likewise.
22862 (extendsdtd2): Likewise.
22863 (truncddsd2): Likewise.
22864 (movdd_hardfloat64): Fixup comment.
22865 (UNSPEC_MOVSD_LOAD): New constant.
22866 (UNSPEC_MOVSD_STORE): Likewise.
22868 2008-01-26 Jakub Jelinek <jakub@redhat.com>
22871 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
22873 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
22874 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
22875 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
22876 and TRUTH_XOR_EXPR.
22878 2008-01-26 David Edelsohn <edelsohn@gnu.org>
22881 * config.gcc: Separate AIX 5.3 from AIX 6.1.
22882 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22883 __LONGDOUBLE128 too.
22884 * config/rs6000/aix61.h: New file.
22886 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22888 PR rtl-optimization/34959
22889 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
22890 popcount and parity rtxes the same mode as their operand.
22891 Truncate or extend the result to the return value's mode
22894 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
22897 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
22898 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
22899 to GOT_VERSION_REGNUM.
22900 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
22901 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
22902 * config/mips/mips.c (mips_emit_call_insn): New function.
22903 (mips_call_tls_get_addr): Call mips_expand_call directly.
22904 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
22906 (mips16_build_call_stub): Likewise. Return the call insn or null.
22907 (mips_expand_call): Update the call to mips16_build_call_stub
22908 accordingly and a remove redundant condition. Assert that MIPS16
22909 stubs do not use lazy binding. Use mips_emit_call_insn and return
22911 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
22913 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
22914 (mips_avoid_hazard): Remove hazard_set handling.
22915 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
22916 (UNSPEC_RESTORE_GP): ...this.
22917 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
22918 (FAKE_CALL_REGNO): Rename to...
22919 (GOT_VERSION_REGNUM): ...this.
22920 (type): Add "ghost" value. Add an associated insn reservation.
22921 (hazard_set): Remove.
22922 (exception_receiver): Rename to...
22923 (restore_gp): ...this and update the unspec identifier accordingly.
22924 (exception_receiver, nonlocal_got_receiver): New expanders.
22925 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
22926 FAKE_CALL_REGNO. Remove hazard_set attribute.
22927 (set_got_version, update_got_version): New patterns.
22929 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
22932 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
22934 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22937 * doc/install.texi2html: Generate gcc-vers.texi.
22939 2008-01-25 DJ Delorie <dj@redhat.com>
22941 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
22943 2008-01-25 Joseph Myers <joseph@codesourcery.com>
22945 * config/c4x: Remove directory.
22946 * config.gcc (crx-*, mt-*): Mark obsolete.
22947 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
22948 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
22949 sh-*-rtemscoff*): Remove cases.
22950 * defaults.h (C4X_FLOAT_FORMAT): Remove.
22951 * real.c (encode_c4x_single, decode_c4x_single,
22952 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
22953 c4x_extended_format): Remove.
22954 * real.h (c4x_single_format, c4x_extended_format): Remove.
22955 * doc/extend.texi (interrupt, naked): Remove mention of attributes
22957 (Pragmas): Remove comment about c4x pragmas.
22958 * doc/install.texi (c4x): Remove target-specific instructions.
22959 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
22960 * doc/md.texi (Machine Constraints): Remove C4x documentation.
22961 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
22962 refer to C4x source files as examples.
22963 (C4X_FLOAT_FORMAT): Remove documentation.
22965 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
22967 * config/bfin/bfin.c (override_options): Reorder tests so that
22968 flag_pic gets enabled for -msep-data.
22970 2008-01-25 Richard Guenther <rguenther@suse.de>
22972 PR middle-end/32244
22973 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
22974 to its bitfield precision if required.
22976 2008-01-25 Jakub Jelinek <jakub@redhat.com>
22978 PR middle-end/33880
22979 * tree-nested.c (walk_omp_for): New function.
22980 (convert_nonlocal_reference, convert_local_reference): Call
22981 walk_omp_for on OMP_FOR.
22982 (convert_call_expr): Call walk_body on OMP_FOR's
22983 OMP_FOR_PRE_INIT_BODY.
22985 2008-01-25 Richard Guenther <rguenther@suse.de>
22987 PR tree-optimization/34966
22988 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
22989 default defs and PHI_NODEs we have to insert after the
22990 defining statement.
22992 2008-01-24 Nick Clifton <nickc@redhat.com>
22994 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
22995 Provide a default definition.
22996 (LIBGCC2_UNITS_PER_WORD): Likewise.
22998 * config/stormy16/stormy16.c: Include df.h for the prototype
22999 for df_regs_ever_live_p.
23000 (xstormy16_expand_builtin_va_start): Convert the stack offset
23001 into a component_ref and then use POINTER_PLUS_EXPR to add it
23002 to the incoming_virtual_args_rtx.
23003 (xstormy16_gimplify_va_arg_expr): Rename to
23004 xstormy16_gimplify_va_arg_expr.
23005 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23006 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23007 xstormy16_gimplify_va_arg_expr.
23008 Fix up some formatting issues.
23010 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23011 Move to predicates.md.
23012 (xs_hi_general_operand): Likewise.
23013 (xs_hi_nonmemory_operand): Likewise.
23014 * config/stormy16/predicates.md:
23015 (xstormy16_carry_plus_operand): New predicate.
23016 (xs_hi_general_operand): New predicate.
23017 (xs_hi_nonmemory_operand): New predicate.
23018 * config/stormy16/stormy16-protos.h:
23019 (xstormy16_carry_plus_operand): Delete prototype.
23020 (xs_hi_general_operand): Likewise.
23021 (xs_hi_nonmemory_operand): Likewise.
23023 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23024 modifiers as they are no longer needed and they can trigger
23025 reload spill failures.
23027 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23028 with a match_operand in order to help reload.
23030 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23031 constraint with 'e' for the 8th alternative as this version of
23032 the mov.w instruction only accepts the lower 8 registers.
23034 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23037 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23038 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23041 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23043 PR middle-end/33333
23044 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23046 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23048 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23050 (remove_structure): Update allocations list before removing structure.
23052 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23054 * ipa-struct-reorg.c (is_safe_cond_expr,
23055 create_new_stmts_for_cond_expr): Use integer_zerop function,
23056 that recognize not only zero-pointer, but zero-integer too.
23058 2008-01-25 Ben Elliston <bje@au.ibm.com>
23061 * fixproto: Escape "." in sed expression that strips leading "./".
23063 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23066 * gcc.c (SWITCH_OK): Removed.
23067 (SWITCH_LIVE): Changed to bit.
23068 (SWITCH_FALSE): Likewise.
23069 (SWITCH_IGNORE): Likewise.
23070 (switchstr): Change live_cond to unsigned int.
23071 (process_command): Replace SWITCH_OK with 0.
23072 (do_self_spec): Likewise.
23073 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23074 (give_switch): Likewise.
23075 (used_arg): Likewise.
23076 (do_spec_1): Set the SWITCH_IGNORE bit.
23077 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23078 bits. Set the SWITCH_LIVE bit.
23080 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23082 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23084 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23086 PR tree-optimization/34472
23087 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23088 parameter to a "bool *" and set *DATA to false if there is
23089 an unsafe access. Do not delete the structure here.
23090 (check_cond_exprs): Delete it here instead.
23091 (check_cond_exprs, exclude_cold_structs): Do not increase
23092 I when removing a structure.
23094 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23097 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23098 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23100 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23102 PR middle-end/34934
23103 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23104 a fixed vector for stack.
23106 2008-01-24 Ben Elliston <bje@au.ibm.com>
23109 * doc/gcc.texi (Software development): Add a direntry for g++.
23111 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23113 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23114 stale and straggling -fforce-addr comments above.
23116 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23118 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23119 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23121 2008-01-23 Michael Matz <matz@suse.de>
23124 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23127 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23129 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23130 malloc result type.
23132 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23134 * config/avr/avr.c (avr_current_arch): New variable.
23135 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23136 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23137 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23138 (avr_override_options): Init 'avr_current_arch'.
23139 (base_arch_s): Move from here...
23140 * config/avr/avr.h (base_arch_s): ... here. Add new members
23141 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23142 'mega' to 'have_jmp_call'.
23143 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23144 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23146 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23148 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23149 MULTILIB_MATCHES): Ditto.
23151 2008-01-23 Richard Guenther <rguenther@suse.de>
23153 PR middle-end/31529
23154 * cgraphunit.c (cgraph_reset_node): Always mark the node
23155 not reachable if it is not queued already.
23157 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23159 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23160 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23161 (cputype_selected): New static variable.
23162 (bfin_handle_option): Set it if -mcpu is used.
23163 (override_option): Select default set of workarounds if no cpu type
23164 selected on the command line.
23165 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23167 From Michael Frysinger <michael.frysinger@analog.com>
23168 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23169 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23171 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23172 for bf547, bf523, bf524, and bf526.
23173 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23175 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23176 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23177 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23178 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23179 * doc/invoke.texi (Blackfin Options): Document that
23180 -mcpu now accept bf547, bf523, bf524, and bf526.
23182 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23184 PR rtl-optimization/34628
23185 * combine.c (try_combine): Stop and undo after the first combination
23186 if an autoincrement side-effect on the first insn has effectively
23189 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23192 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23193 Offset addresses are not valid for Altivec or paired float modes.
23195 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23198 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23199 if DECL_INITIAL (decl) is error_mark_node.
23202 * c-common.c (handle_vector_size_attribute): Only allow
23203 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23204 the same way as pointer, array etc. types.
23205 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23208 * tree.c (build_type_attribute_qual_variant): Call
23209 build_qualified_type if attributes are equal, but quals are not.
23211 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23214 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23215 * flags.h (warn_strict_aliasing): Remove.
23216 (warn_strict_overflow): Remove.
23217 * opts.c (warn_strict_aliasing): Remove.
23218 (warn_strict_overflow): Remove.
23219 * c-opts.c (c_common_handle_option): -Wall only sets
23220 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23221 (c_common_post_options): Give default values to -Wstrict-aliasing
23222 and -Wstrict-overflow if they are uninitialized.
23223 * common.opt (Wstrict-aliasing): Specify Var and Init.
23224 (Wstrict-overflow): Likewise.
23226 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23228 PR rtl-optimization/26854
23229 PR rtl-optimization/34400
23230 PR rtl-optimization/34884
23231 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23233 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23234 (df_rd_bb_info.expanded_lr_out): Deleted
23235 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23236 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23237 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23238 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23239 Removed code to allocate, initialize or free expanded_lr_out.
23240 (df_rd_bb_local_compute_process_def): Restructured to make more
23242 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23243 sets if the sets are being trimmed.
23245 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23248 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23249 (as_vers): Likewise.
23250 * configure: Regenerated.
23252 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23254 PR middle-end/33092
23255 * tree-pass.h (pass_build_alias): New pass.
23256 * tree-ssa-alias.c (gate_build_alias): New.
23257 (pass_build_alias): New.
23258 * passes.c (init_optimization_passes): Add pass_build_alias after
23259 pass_create_structure_vars.
23261 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23263 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23264 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23265 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23266 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23267 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23268 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23269 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23270 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23271 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23272 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23273 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23274 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23275 * config/s390/s390.md (FP_ALL): New mode iterator.
23276 (_d): New mode attribute.
23277 ("*signbit<mode>2>"): Changed mode of first operand.
23278 ("isinf<mode>2"): Changed mode of first operand.
23279 ("*TDC_insn"): Adaptation for DFP modes.
23281 2008-01-22 Ben Elliston <bje@au.ibm.com>
23283 * tree.c (check_qualified_type): Improve function description.
23285 2008-01-21 Jason Merrill <jason@redhat.com>
23288 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23289 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23292 2008-01-21 DJ Delorie <dj@redhat.com>
23294 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23297 2008-01-21 Richard Guenther <rguenther@suse.de>
23299 PR middle-end/34856
23300 * tree-cfg.c (verify_expr): Allow all invariant expressions
23301 instead of just constant class ones as reference argument.
23302 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23303 like any other constant.
23304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23306 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23308 * regmove.c (fixup_match_1): Update call crossed frequencies.
23310 2008-01-21 Richard Guenther <rguenther@suse.de>
23313 * tree-inline.c (setup_one_parameter): Deal with mismatched
23314 types using a VIEW_CONVERT_EXPR.
23316 2008-01-21 Alon Dayan <alond@il.ibm.com>
23317 Olga Golovanevsky <olga@il.ibm.com>
23319 PR tree-optimization/34701
23320 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23321 when the structure size is not a power of 2.
23323 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23325 * doc/install.texi: Add doc for --enable-checking=df.
23327 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23329 PR rtl-optimization/34808
23330 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23332 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23334 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23337 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23339 PR rtl-optimization/26854
23340 PR rtl-optimization/34400
23341 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23343 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23344 (df_rd_bb_info.expanded_lr_out): New.
23345 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23346 * loop_iv.c (iv_analysis_loop_init): Ditto.
23347 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23348 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23349 Added code to allocate, initialize or free expanded_lr_out.
23350 (df_rd_bb_local_compute_process_def): Restructured to make
23351 more understandable.
23352 (df_rd_confluence_n): Add code to do nothing with fake edges and
23353 code to no apply invalidate_by_call sets if the sets are being trimmed.
23354 (df_lr_local_finalize): Renamed to df_lr_finalize.
23355 (df_live_local_finalize): Renamed to df_live_finalize.
23357 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23360 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23361 deciding whether to use reciprocal instructions.
23363 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23365 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23366 dwarf2out_note_section_used if cold_text_section is NULL.
23368 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23370 PR gcov-profile/34610
23371 * tree-cfg.c (make_edges): Mark both outgoing edges from
23372 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23373 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23374 from OMP_FOR and OMP_CONTINUE outgoing edges.
23376 * tree-profile.c (tree_profiling): Return early if
23377 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23379 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23380 from cfun to child_cfun.
23381 * function.h (struct function): Add after_tree_profile bit.
23383 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23385 * config/avr/avr.S (_exit): Disable interrupt.
23387 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23388 Steven Bosscher <stevenb.gcc@gmail.com>
23390 PR rtl-optimization/26854
23391 PR rtl-optimization/34400
23392 * df-problems.c (df_live_scratch): New scratch bitmap.
23393 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23394 (df_live_reset): Clear the proper bitmaps.
23395 (df_live_bb_local_compute): Only process the artificial defs once
23396 since the order is not important.
23397 (df_live_init): Init the df_live sets only with the variables
23398 found live by df_lr.
23399 (df_live_transfer_function): Use the df_lr sets to prune the
23400 df_live sets as they are being computed.
23401 (df_live_free): Free df_live_scratch.
23403 2008-01-18 Ian Lance Taylor <iant@google.com>
23405 * common.opt: Add fmerge-debug-strings.
23406 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23407 flag_merge_debug_strings rather than flag_merge_constants.
23408 * doc/invoke.texi (Option Summary): Mention
23409 -fmerge-debug-strings.
23410 (Debugging Options): Document -fmerge-debug-strings.
23412 2008-01-18 Ian Lance Taylor <iant@google.com>
23415 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23416 (struct tree_function_decl): Add new field operator_new_flag.
23417 * tree-inline.c (expand_call_inline): When inlining a call to
23418 operator new, force the return value to go into a variable, and
23419 set DECL_NO_TBAA_P on that variable.
23420 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23422 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23425 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23426 DWARF2_DEBUGGING_INFO.
23427 (dwarf2out_note_section_used): Ditto. Add prototype.
23428 (have_multiple_function_sections, text_section_used,
23429 cold_text_section_used, *cold_text_sections): Move declarations
23432 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23434 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23435 field and add signal_ra.
23436 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23437 assignments to frame state pc. Move end of stack check after
23438 MD_FALLBACK_FRAME_STATE_FOR.
23439 (uw_update_context_1): Use frame state signal_regs if set, instead
23440 of checking signal_frame flag.
23441 (uw_update_context): Use frame state signal_ra if set.
23442 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23443 * config/xtensa/linux-unwind.h: New file.
23445 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23447 * modulo-sched.c (get_sched_window): Fix comment typo.
23449 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23451 PR tree-optimization/34648
23452 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23454 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23456 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23457 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23459 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23461 PR rtl-optimization/34400
23462 * df-core.c (df_worklist_dataflow_overeager,
23463 df_worklist_dataflow_doublequeue): New functions.
23464 (df_worklist_dataflow): Two different worklist solvers.
23465 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23468 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23471 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23472 and ftree-parallelize-loops.
23474 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23476 PR rtl-optimization/34826
23477 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23479 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23481 * global.c (find_reg): Mark the eh regs as used if necessary.
23482 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23483 * ra.h (struct allocno): no_eh_reg field added. Changed
23484 no_stack_reg type to bitfield.
23486 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23488 * tree.c (substitute_in_expr): Add missing 'break'.
23490 2008-01-17 Richard Guenther <rguenther@suse.de>
23492 PR tree-optimization/34825
23493 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23494 x / x as division to handle.
23496 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23498 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23499 "-pthread" is specified.
23500 * pa-hpux11.h (LIB_SPEC): Likewise.
23502 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23503 Peter Bergner <bergner@vnet.ibm.com>
23505 PR rtl-optimization/33796
23506 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23508 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23510 PR libgfortran/34699
23511 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23513 * pa-hpux10.h (LINK_SPEC): Likewise.
23514 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23516 2008-01-16 Richard Guenther <rguenther@suse.de>
23518 PR middle-end/32628
23519 * fold-const.c (fold_convert_const_int_from_int): Do not
23520 set overflow if that occured only because of a sign extension
23521 change when converting from/to a sizetype with the same
23522 precision and signedness.
23524 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23527 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23528 location address to the correct place. Update copyright year.
23530 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23532 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23533 no dependences in the dependence_relations vector.
23535 2008-01-16 Jan Hubicka <jh@suse.cz>
23537 PR rtl-optimization/31396
23538 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23539 * cfg.c (dump_reg_info): Print it.
23540 * regs.h (struct reg_info_t): add freq_calls_crossed.
23541 (REG_FREQ_CALLS_CROSSED): New macro.
23542 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23543 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23544 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23545 regmove_optimize): Update call crossed frequencies.
23546 * local-alloc.c (struct qty): Add freq_calls_crossed.
23547 (alloc_qty): Copute freq_calls_crossed.
23548 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23549 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23550 * ra.h (struct allocno): Add freq_calls_crossed.
23552 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23554 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23555 libgomp when compiling with ftree-parallelize-loops.
23556 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23558 2008-01-16 Richard Guenther <rguenther@suse.de>
23560 PR tree-optimization/34769
23561 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23562 * tree.c (int_cst_value): Instead make this function more
23563 permissive in what it accepts as valid input. Document this
23564 function always sign-extends the value.
23566 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23567 Richard Guenther <rguenther@suse.de>
23570 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23571 (gimple_fold_indirect_ref_rhs): ... this.
23572 (gimple_fold_indirect_ref): New function with foldings
23573 that preserve lvalueness.
23574 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23575 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23576 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23577 to fold an INDIRECT_REF, fall back to the old use of
23578 fold_indirect_ref_1.
23580 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23582 * tree-data-ref.c (subscript_dependence_tester_1): Call
23583 free_conflict_function.
23584 (compute_self_dependence): Same.
23586 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23589 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23590 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23592 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23593 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23594 for DWARF2_UNWIND_INFO targets.
23596 2008-01-16 Richard Guenther <rguenther@suse.de>
23599 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23600 type qualifiers for function types.
23602 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23604 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23605 loop_iterator li from previous commit.
23607 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23609 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23611 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23613 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23614 (parallelize_loops): Don't parallelize irreducible components.
23616 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23619 * c-opts (c_common_post_options): Do not enable CPP
23620 flag_pedantic_errors by default.
23622 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23624 PR rtl-optimization/31944
23625 * cse.c (remove_pseudo_from_table): New function.
23626 (merge_equiv_classes): Use above function to remove pseudo-registers.
23627 (invalidate): Likewise.
23629 2008-01-13 Richard Guenther <rguenther@suse.de>
23631 PR middle-end/34601
23632 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23633 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23635 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23637 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23638 validate_change to unshare the source of the PC set.
23640 2008-01-12 Jan Hubicka <jh@suse.cz>
23642 PR middle-end/32135
23643 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23644 references above array bounds. This might trigger bounds checks for
23645 pointers to arrays.
23647 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23649 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
23650 new_replaceable_dependencies.
23652 2008-01-12 Doug Kwan <dougkwan@google.com>
23654 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
23655 instead of OPT_Wreturn_type in warning due to ignored return type
23657 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
23658 options included in -Wextra.
23659 * c.opt: New option -Wignored_qualifiers.
23660 * doc/invoke.texi (Warning Options, -Wextra): Add new option
23661 -Wignore_qualifiers.
23662 (-Wignored-qualifiers): Document.
23663 (-Wreturn-type): Remove description of functionality now handled
23664 by -Wignored-qualifiers.
23666 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
23669 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
23670 NOP_EXPR if it is between integral types with the same precision.
23672 2008-01-12 Jan Hubicka <jh@suse.cz>
23675 * invoke.texi (max-inline-recursive-depth): Fix default value.
23677 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
23679 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
23682 2008-01-11 Bob Wilson <bob.wilson@acm.org>
23684 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
23686 2008-01-11 James E. Wilson <wilson@specifix.com>
23689 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
23691 2008-01-11 Anatoly Sokolov <aesok@post.ru>
23693 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
23694 save/restore frame pointer register and don't use 'call-prologues'
23695 optimization in function with "OS_task" attribute.
23697 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
23699 PR middle-end/31309
23700 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
23701 when copying to memory.
23703 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
23705 PR rtl-optimization/30905
23706 * cfgcleanup.c: Include dce.h
23707 (crossjumps_occured): New global variable.
23708 (try_crossjump_bb): Exit loop after finding a fallthru edge.
23709 If something changed, set crossjumps_occured to true.
23710 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
23711 Don't add/remove fake edges to exit here...
23712 (cleanup_cfg): ...but do it here, when crossjumping.
23713 Run a fast DCE when successful crossjumps occured in the latest
23714 iteration of try_optimize_cfg.
23716 2008-01-11 Richard Guenther <rguenther@suse.de>
23718 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
23719 (struct vn_unary_op_s): Likewise.
23720 (vn_reference_insert): Free old reference on hash collision.
23722 2008-01-10 Raksit Ashok <raksit@google.com>
23724 PR rtl-optimization/27971
23725 * combine.c (find_split_point): Split PLUS expressions which are
23726 inside a MEM rtx, and whose first operand is complex.
23728 2008-01-10 DJ Delorie <dj@redhat.com>
23730 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
23731 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
23732 (m32c_hard_regno_ok): Call the underlying function.
23734 2008-01-10 Richard Guenther <rguenther@suse.de>
23736 PR middle-end/34683
23737 * tree-cfg.c (tree_merge_blocks): Do not go through the
23738 full-blown folding and stmt updating path if we just deal
23739 with virtual operands.
23740 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
23741 test for abnormal SSA_NAMEs.
23743 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
23745 PR middle-end/34641
23746 * reload.c (push_reload): Add assertions. All constants from
23747 reg_equiv_constant should have been used for replacing the respective
23749 (find_reloads_address): Invoke find_reloads_address_part for
23750 constant taken from the reg_equiv_constant array.
23752 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
23754 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
23755 field (valnum) the first in the struct. Replace bools with
23758 2008-01-10 Richard Guenther <rguenther@suse.de>
23760 PR tree-optimization/34651
23761 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
23762 types and ordering for masking and converting.
23764 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
23766 PR tree-optimization/34017
23767 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
23768 also for PHI_NODE expressions.
23770 2008-01-09 Jan Hubicka <jh@suse.cz>
23772 PR tree-optimization/34708
23773 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
23774 based on number of case labels.
23775 (init_inline_once): Remove switch_cost.
23776 * tree-inline.h (eni_weights_d): Remove switch_cost.
23778 2008-01-09 Richard Guenther <rguenther@suse.de>
23779 Andrew Pinski <andrew_pinski@playstation.sony.com>
23781 PR middle-end/30132
23782 * gimplify.c (gimplify_cond_expr): Do not create an addressable
23783 temporary if an rvalue is ok or an lvalue is not required.
23785 2008-01-09 Richard Guenther <rguenther@suse.de>
23787 PR middle-end/34458
23788 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
23789 adjust return type.
23791 2008-01-09 Richard Guenther <rguenther@suse.de>
23793 PR middle-end/34679
23794 * tree.c (host_integerp): Check for sizetype only if the
23795 type is an integer type.
23797 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
23800 * opts.c (decode_options): Disable inlining of functions called
23801 once if not in unit-at-a-time mode.
23803 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
23805 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
23807 2008-01-08 Richard Guenther <rguenther@suse.de>
23809 PR middle-end/31863
23810 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
23811 out early if the result will be unused.
23813 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23818 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23819 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23822 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
23824 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
23825 for vectorization tuned.
23827 2008-01-08 Richard Guenther <rguenther@suse.de>
23829 PR tree-optimization/34683
23830 * tree-ssa-operands.c (operand_build_cmp): Export.
23831 * tree-ssa-operands.h (operand_build_cmp): Declare.
23832 * tree-vn.c (vuses_compare): Remove.
23833 (sort_vuses): Use operand_build_cmp.
23834 (sort_vuses_heap): Likewise.
23835 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
23836 to re-use old VEC if available. Do not sort already sorted VUSEs.
23837 (vdefs_to_vec): Do not sort already sorted VDEFs.
23839 2008-01-08 Jakub Jelinek <jakub@redhat.com>
23841 PR middle-end/34694
23842 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
23844 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
23847 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
23848 limitations of reciprocal sequences on x86 targets.
23850 2008-01-08 Richard Guenther <rguenther@suse.de>
23852 PR tree-optimization/34683
23853 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
23855 2008-01-07 Jakub Jelinek <jakub@redhat.com>
23858 * config/darwin.c (darwin_mergeable_string_section): Don't use
23859 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
23861 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
23864 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
23865 negxf2. Macroize expander using X87MODEF mode iterator. Change
23866 predicates of op0 and op1 to register_operand.
23867 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
23868 expander using X87MODEF mode iterator. Change predicates of
23869 op0 and op1 to register_operand.
23870 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
23871 corresponding patterns and macroize using MODEF macro. Change
23872 predicates of op0 and op1 to register_operand and remove
23873 "m" constraint. Disparage "r" alternative with "!".
23874 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
23875 macroize using X87MODEF macro. Change predicates of op0 and op1
23876 to register_operand and remove "m" constraint. Disparage "r"
23877 alternative with "!".
23878 (absneg splitter with memory operands): Remove.
23879 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
23880 patterns and macroize using X87MODEF mode iterator.
23881 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
23882 Change predicate of op1 to register_operand.
23883 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
23884 for memory operands.
23886 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
23888 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
23890 2008-01-07 Richard Guenther <rguenther@suse.de>
23892 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
23895 2008-01-07 Richard Guenther <rguenther@suse.de>
23897 PR tree-optimization/34683
23898 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
23899 VOPs of the needed size to save memory. Use VEC_quick_push
23900 to save compile-time.
23901 (vdefs_to_vec): Likewise.
23903 2008-01-07 Sa Liu <saliu@de.ibm.com>
23905 * config/spu/spu.md (divdf3): Genetate inline code for double
23906 division. The implementation doesn't handle INF or NAN, therefore it
23907 only applies when -ffinite-math-only is given.
23909 2008-01-06 Paolo Carlini <pcarlini@suse.de>
23912 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
23913 * doc/cpp.texi ([Common Predefined Macros]): Document.
23915 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23917 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
23918 order to use commutative addition instead of subtraction.
23920 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23921 Mircea Namolaru <namolaru@il.ibm.com>
23922 Vladimir Yanovsky <yanov@il.ibm.com>
23923 Revital Eres <eres@il.ibm.com>
23925 PR tree-optimization/34263
23926 * tree-outof-ssa.c (process_single_block_loop_latch,
23927 contains_tree_r): New functions.
23928 (analyze_edges_for_bb): Call process_single_block_loop_latch
23929 function to empty single-basic-block latch block if possible.
23931 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23933 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
23935 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
23937 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23939 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
23941 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
23943 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
23945 2008-01-05 Jakub Jelinek <jakub@redhat.com>
23947 PR tree-optimization/34618
23948 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
23951 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
23954 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
23955 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
23956 Update copyright year.
23958 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
23959 Update copyright year.
23960 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
23963 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
23965 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
23966 edge does not point to current bb before changing need_assert.
23968 2008-01-04 Richard Guenther <rguenther@suse.de>
23970 PR middle-end/34029
23971 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
23972 for verifying purposes if they are is_gimple_min_invariant.
23974 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
23976 PR tree-optimization/34448
23977 PR tree-optimization/34465
23978 * gimplify.c (gimplify_init_constructor): Add new parameter
23979 notify_temp_creation. Use it.
23980 (gimplify_modify_expr_rhs): Take volatiles into account when
23981 optimizing constructors.
23982 Do not optimize constructors if gimplify_init_constructor will dump to
23984 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23985 * gcc.c-torture/compile/pr34448.c: New.
23987 2008-01-04 Jakub Jelinek <jakub@redhat.com>
23989 PR gcov-profile/34609
23990 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
23991 return_slot if result is TREE_ADDRESSABLE.
23993 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
23995 * config/mips/mips.md (sqrt_condition): Tweak comment.
23996 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
23998 2008-01-03 Tom Tromey <tromey@redhat.com>
24001 * c-common.c (c_type_hash): Handle VLAs.
24003 2008-01-03 Jan Hubicka <jh@suse.cz>
24005 PR tree-optimization/31081
24006 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24007 0 when inlining and not inlining to first basic block.
24008 (remap_decl): When var is initialized to 0, don't set default_def.
24009 (expand_call_inline): Set entry_bb.
24010 * tree-inline.h (copy_body_data): Add entry_bb.
24012 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24015 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24018 PR tree-optimization/29484
24019 * tree-inline.c (inline_forbidden_p_2): New function.
24020 (inline_forbidden_p): Disallow inlining if some static var
24021 has an address of a local LABEL_DECL in its initializer.
24022 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24025 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24027 PR tree-optimization/34635
24028 * tree-data-ref.c (add_other_self_distances): Make sure that the
24029 evolution step is constant.
24031 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24033 PR middle-end/34608
24034 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24036 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24038 * tree-sra.c (scalarize_init): Insert the generate_element_init
24039 statements after the generate_element_zero statements.
24041 2008-01-02 Richard Guenther <rguenther@suse.de>
24043 PR middle-end/34093
24044 PR middle-end/31976
24045 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24046 for very large number of operands instead of ICEing.
24048 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24051 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24052 while stack probing.
24054 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24056 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24059 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24061 PR libmudflap/26442
24062 * tree-mudflap.c (mx_register_decls): Guard warning by
24063 !DECL_ARTIFICIAL check.
24065 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24067 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24068 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24069 sse5_perm<mode>): Fix constraints.